FlashPoint.c 200 KB

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  1. /*
  2. FlashPoint.c -- FlashPoint SCCB Manager for Linux
  3. This file contains the FlashPoint SCCB Manager from BusLogic's FlashPoint
  4. Driver Developer's Kit, with minor modifications by Leonard N. Zubkoff for
  5. Linux compatibility. It was provided by BusLogic in the form of 16 separate
  6. source files, which would have unnecessarily cluttered the scsi directory, so
  7. the individual files have been combined into this single file.
  8. Copyright 1995-1996 by Mylex Corporation. All Rights Reserved
  9. This file is available under both the GNU General Public License
  10. and a BSD-style copyright; see LICENSE.FlashPoint for details.
  11. */
  12. #include <linux/config.h>
  13. #ifndef CONFIG_SCSI_OMIT_FLASHPOINT
  14. #define MAX_CARDS 8
  15. #undef BUSTYPE_PCI
  16. #define CRCMASK 0xA001
  17. #define FAILURE 0xFFFFFFFFL
  18. typedef unsigned short USHORT;
  19. typedef unsigned int UINT;
  20. typedef unsigned long ULONG;
  21. typedef unsigned short * ushort_ptr;
  22. #define s08bits char
  23. #define s16bits short
  24. #define s32bits long
  25. #define u08bits unsigned s08bits
  26. #define u16bits unsigned s16bits
  27. #define u32bits unsigned s32bits
  28. #define BIT(x) ((unsigned char)(1<<(x))) /* single-bit mask in bit position x */
  29. #define BITW(x) ((USHORT)(1<<(x))) /* single-bit mask in bit position x */
  30. typedef struct _SCCB *PSCCB;
  31. typedef void (*CALL_BK_FN)(PSCCB);
  32. typedef struct SCCBMgr_info {
  33. ULONG si_baseaddr;
  34. unsigned char si_present;
  35. unsigned char si_intvect;
  36. unsigned char si_id;
  37. unsigned char si_lun;
  38. USHORT si_fw_revision;
  39. USHORT si_per_targ_init_sync;
  40. USHORT si_per_targ_fast_nego;
  41. USHORT si_per_targ_ultra_nego;
  42. USHORT si_per_targ_no_disc;
  43. USHORT si_per_targ_wide_nego;
  44. USHORT si_flags;
  45. unsigned char si_card_family;
  46. unsigned char si_bustype;
  47. unsigned char si_card_model[3];
  48. unsigned char si_relative_cardnum;
  49. unsigned char si_reserved[4];
  50. ULONG si_OS_reserved;
  51. unsigned char si_XlatInfo[4];
  52. ULONG si_reserved2[5];
  53. ULONG si_secondary_range;
  54. } SCCBMGR_INFO;
  55. typedef SCCBMGR_INFO * PSCCBMGR_INFO;
  56. #define SCSI_PARITY_ENA 0x0001
  57. #define LOW_BYTE_TERM 0x0010
  58. #define HIGH_BYTE_TERM 0x0020
  59. #define BUSTYPE_PCI 0x3
  60. #define SUPPORT_16TAR_32LUN 0x0002
  61. #define SOFT_RESET 0x0004
  62. #define EXTENDED_TRANSLATION 0x0008
  63. #define POST_ALL_UNDERRRUNS 0x0040
  64. #define FLAG_SCAM_ENABLED 0x0080
  65. #define FLAG_SCAM_LEVEL2 0x0100
  66. #define HARPOON_FAMILY 0x02
  67. /* SCCB struct used for both SCCB and UCB manager compiles!
  68. * The UCB Manager treats the SCCB as it's 'native hardware structure'
  69. */
  70. #pragma pack(1)
  71. typedef struct _SCCB {
  72. unsigned char OperationCode;
  73. unsigned char ControlByte;
  74. unsigned char CdbLength;
  75. unsigned char RequestSenseLength;
  76. ULONG DataLength;
  77. ULONG DataPointer;
  78. unsigned char CcbRes[2];
  79. unsigned char HostStatus;
  80. unsigned char TargetStatus;
  81. unsigned char TargID;
  82. unsigned char Lun;
  83. unsigned char Cdb[12];
  84. unsigned char CcbRes1;
  85. unsigned char Reserved1;
  86. ULONG Reserved2;
  87. ULONG SensePointer;
  88. CALL_BK_FN SccbCallback; /* VOID (*SccbCallback)(); */
  89. ULONG SccbIOPort; /* Identifies board base port */
  90. unsigned char SccbStatus;
  91. unsigned char SCCBRes2;
  92. USHORT SccbOSFlags;
  93. ULONG Sccb_XferCnt; /* actual transfer count */
  94. ULONG Sccb_ATC;
  95. ULONG SccbVirtDataPtr; /* virtual addr for OS/2 */
  96. ULONG Sccb_res1;
  97. USHORT Sccb_MGRFlags;
  98. USHORT Sccb_sgseg;
  99. unsigned char Sccb_scsimsg; /* identify msg for selection */
  100. unsigned char Sccb_tag;
  101. unsigned char Sccb_scsistat;
  102. unsigned char Sccb_idmsg; /* image of last msg in */
  103. PSCCB Sccb_forwardlink;
  104. PSCCB Sccb_backlink;
  105. ULONG Sccb_savedATC;
  106. unsigned char Save_Cdb[6];
  107. unsigned char Save_CdbLen;
  108. unsigned char Sccb_XferState;
  109. ULONG Sccb_SGoffset;
  110. } SCCB;
  111. #pragma pack()
  112. #define SCATTER_GATHER_COMMAND 0x02
  113. #define RESIDUAL_COMMAND 0x03
  114. #define RESIDUAL_SG_COMMAND 0x04
  115. #define RESET_COMMAND 0x81
  116. #define F_USE_CMD_Q 0x20 /*Inidcates TAGGED command. */
  117. #define TAG_TYPE_MASK 0xC0 /*Type of tag msg to send. */
  118. #define SCCB_DATA_XFER_OUT 0x10 /* Write */
  119. #define SCCB_DATA_XFER_IN 0x08 /* Read */
  120. #define NO_AUTO_REQUEST_SENSE 0x01 /* No Request Sense Buffer */
  121. #define BUS_FREE_ST 0
  122. #define SELECT_ST 1
  123. #define SELECT_BDR_ST 2 /* Select w\ Bus Device Reset */
  124. #define SELECT_SN_ST 3 /* Select w\ Sync Nego */
  125. #define SELECT_WN_ST 4 /* Select w\ Wide Data Nego */
  126. #define SELECT_Q_ST 5 /* Select w\ Tagged Q'ing */
  127. #define COMMAND_ST 6
  128. #define DATA_OUT_ST 7
  129. #define DATA_IN_ST 8
  130. #define DISCONNECT_ST 9
  131. #define ABORT_ST 11
  132. #define F_HOST_XFER_DIR 0x01
  133. #define F_ALL_XFERRED 0x02
  134. #define F_SG_XFER 0x04
  135. #define F_AUTO_SENSE 0x08
  136. #define F_ODD_BALL_CNT 0x10
  137. #define F_NO_DATA_YET 0x80
  138. #define F_STATUSLOADED 0x01
  139. #define F_DEV_SELECTED 0x04
  140. #define SCCB_COMPLETE 0x00 /* SCCB completed without error */
  141. #define SCCB_DATA_UNDER_RUN 0x0C
  142. #define SCCB_SELECTION_TIMEOUT 0x11 /* Set SCSI selection timed out */
  143. #define SCCB_DATA_OVER_RUN 0x12
  144. #define SCCB_PHASE_SEQUENCE_FAIL 0x14 /* Target bus phase sequence failure */
  145. #define SCCB_GROSS_FW_ERR 0x27 /* Major problem! */
  146. #define SCCB_BM_ERR 0x30 /* BusMaster error. */
  147. #define SCCB_PARITY_ERR 0x34 /* SCSI parity error */
  148. #define SCCB_IN_PROCESS 0x00
  149. #define SCCB_SUCCESS 0x01
  150. #define SCCB_ABORT 0x02
  151. #define SCCB_ERROR 0x04
  152. #define ORION_FW_REV 3110
  153. #define QUEUE_DEPTH 254+1 /*1 for Normal disconnect 32 for Q'ing. */
  154. #define MAX_MB_CARDS 4 /* Max. no of cards suppoerted on Mother Board */
  155. #define MAX_SCSI_TAR 16
  156. #define MAX_LUN 32
  157. #define LUN_MASK 0x1f
  158. #define SG_BUF_CNT 16 /*Number of prefetched elements. */
  159. #define SG_ELEMENT_SIZE 8 /*Eight byte per element. */
  160. #define RD_HARPOON(ioport) inb((u32bits)ioport)
  161. #define RDW_HARPOON(ioport) inw((u32bits)ioport)
  162. #define RD_HARP32(ioport,offset,data) (data = inl((u32bits)(ioport + offset)))
  163. #define WR_HARPOON(ioport,val) outb((u08bits) val, (u32bits)ioport)
  164. #define WRW_HARPOON(ioport,val) outw((u16bits)val, (u32bits)ioport)
  165. #define WR_HARP32(ioport,offset,data) outl(data, (u32bits)(ioport + offset))
  166. #define TAR_SYNC_MASK (BIT(7)+BIT(6))
  167. #define SYNC_TRYING BIT(6)
  168. #define SYNC_SUPPORTED (BIT(7)+BIT(6))
  169. #define TAR_WIDE_MASK (BIT(5)+BIT(4))
  170. #define WIDE_ENABLED BIT(4)
  171. #define WIDE_NEGOCIATED BIT(5)
  172. #define TAR_TAG_Q_MASK (BIT(3)+BIT(2))
  173. #define TAG_Q_TRYING BIT(2)
  174. #define TAG_Q_REJECT BIT(3)
  175. #define TAR_ALLOW_DISC BIT(0)
  176. #define EE_SYNC_MASK (BIT(0)+BIT(1))
  177. #define EE_SYNC_5MB BIT(0)
  178. #define EE_SYNC_10MB BIT(1)
  179. #define EE_SYNC_20MB (BIT(0)+BIT(1))
  180. #define EE_WIDE_SCSI BIT(7)
  181. typedef struct SCCBMgr_tar_info *PSCCBMgr_tar_info;
  182. typedef struct SCCBMgr_tar_info {
  183. PSCCB TarSelQ_Head;
  184. PSCCB TarSelQ_Tail;
  185. unsigned char TarLUN_CA; /*Contingent Allgiance */
  186. unsigned char TarTagQ_Cnt;
  187. unsigned char TarSelQ_Cnt;
  188. unsigned char TarStatus;
  189. unsigned char TarEEValue;
  190. unsigned char TarSyncCtrl;
  191. unsigned char TarReserved[2]; /* for alignment */
  192. unsigned char LunDiscQ_Idx[MAX_LUN];
  193. unsigned char TarLUNBusy[MAX_LUN];
  194. } SCCBMGR_TAR_INFO;
  195. typedef struct NVRAMInfo {
  196. unsigned char niModel; /* Model No. of card */
  197. unsigned char niCardNo; /* Card no. */
  198. ULONG niBaseAddr; /* Port Address of card */
  199. unsigned char niSysConf; /* Adapter Configuration byte - Byte 16 of eeprom map */
  200. unsigned char niScsiConf; /* SCSI Configuration byte - Byte 17 of eeprom map */
  201. unsigned char niScamConf; /* SCAM Configuration byte - Byte 20 of eeprom map */
  202. unsigned char niAdapId; /* Host Adapter ID - Byte 24 of eerpom map */
  203. unsigned char niSyncTbl[MAX_SCSI_TAR / 2]; /* Sync/Wide byte of targets */
  204. unsigned char niScamTbl[MAX_SCSI_TAR][4]; /* Compressed Scam name string of Targets */
  205. }NVRAMINFO;
  206. typedef NVRAMINFO *PNVRamInfo;
  207. #define MODEL_LT 1
  208. #define MODEL_DL 2
  209. #define MODEL_LW 3
  210. #define MODEL_DW 4
  211. typedef struct SCCBcard {
  212. PSCCB currentSCCB;
  213. PSCCBMGR_INFO cardInfo;
  214. ULONG ioPort;
  215. USHORT cmdCounter;
  216. unsigned char discQCount;
  217. unsigned char tagQ_Lst;
  218. unsigned char cardIndex;
  219. unsigned char scanIndex;
  220. unsigned char globalFlags;
  221. unsigned char ourId;
  222. PNVRamInfo pNvRamInfo;
  223. PSCCB discQ_Tbl[QUEUE_DEPTH];
  224. }SCCBCARD;
  225. typedef struct SCCBcard *PSCCBcard;
  226. #define F_TAG_STARTED 0x01
  227. #define F_CONLUN_IO 0x02
  228. #define F_DO_RENEGO 0x04
  229. #define F_NO_FILTER 0x08
  230. #define F_GREEN_PC 0x10
  231. #define F_HOST_XFER_ACT 0x20
  232. #define F_NEW_SCCB_CMD 0x40
  233. #define F_UPDATE_EEPROM 0x80
  234. #define ID_STRING_LENGTH 32
  235. #define TYPE_CODE0 0x63 /*Level2 Mstr (bits 7-6), */
  236. #define SLV_TYPE_CODE0 0xA3 /*Priority Bit set (bits 7-6), */
  237. #define ASSIGN_ID 0x00
  238. #define SET_P_FLAG 0x01
  239. #define CFG_CMPLT 0x03
  240. #define DOM_MSTR 0x0F
  241. #define SYNC_PTRN 0x1F
  242. #define ID_0_7 0x18
  243. #define ID_8_F 0x11
  244. #define MISC_CODE 0x14
  245. #define CLR_P_FLAG 0x18
  246. #define INIT_SELTD 0x01
  247. #define LEVEL2_TAR 0x02
  248. enum scam_id_st { ID0,ID1,ID2,ID3,ID4,ID5,ID6,ID7,ID8,ID9,ID10,ID11,ID12,
  249. ID13,ID14,ID15,ID_UNUSED,ID_UNASSIGNED,ID_ASSIGNED,LEGACY,
  250. CLR_PRIORITY,NO_ID_AVAIL };
  251. typedef struct SCCBscam_info {
  252. unsigned char id_string[ID_STRING_LENGTH];
  253. enum scam_id_st state;
  254. } SCCBSCAM_INFO;
  255. #define SCSI_REQUEST_SENSE 0x03
  256. #define SCSI_READ 0x08
  257. #define SCSI_WRITE 0x0A
  258. #define SCSI_START_STOP_UNIT 0x1B
  259. #define SCSI_READ_EXTENDED 0x28
  260. #define SCSI_WRITE_EXTENDED 0x2A
  261. #define SCSI_WRITE_AND_VERIFY 0x2E
  262. #define SSGOOD 0x00
  263. #define SSCHECK 0x02
  264. #define SSQ_FULL 0x28
  265. #define SMCMD_COMP 0x00
  266. #define SMEXT 0x01
  267. #define SMSAVE_DATA_PTR 0x02
  268. #define SMREST_DATA_PTR 0x03
  269. #define SMDISC 0x04
  270. #define SMABORT 0x06
  271. #define SMREJECT 0x07
  272. #define SMNO_OP 0x08
  273. #define SMPARITY 0x09
  274. #define SMDEV_RESET 0x0C
  275. #define SMABORT_TAG 0x0D
  276. #define SMINIT_RECOVERY 0x0F
  277. #define SMREL_RECOVERY 0x10
  278. #define SMIDENT 0x80
  279. #define DISC_PRIV 0x40
  280. #define SMSYNC 0x01
  281. #define SMWDTR 0x03
  282. #define SM8BIT 0x00
  283. #define SM16BIT 0x01
  284. #define SMIGNORWR 0x23 /* Ignore Wide Residue */
  285. #define SIX_BYTE_CMD 0x06
  286. #define TWELVE_BYTE_CMD 0x0C
  287. #define ASYNC 0x00
  288. #define MAX_OFFSET 0x0F /* Maxbyteoffset for Sync Xfers */
  289. #define EEPROM_WD_CNT 256
  290. #define EEPROM_CHECK_SUM 0
  291. #define FW_SIGNATURE 2
  292. #define MODEL_NUMB_0 4
  293. #define MODEL_NUMB_2 6
  294. #define MODEL_NUMB_4 8
  295. #define SYSTEM_CONFIG 16
  296. #define SCSI_CONFIG 17
  297. #define BIOS_CONFIG 18
  298. #define SCAM_CONFIG 20
  299. #define ADAPTER_SCSI_ID 24
  300. #define IGNORE_B_SCAN 32
  301. #define SEND_START_ENA 34
  302. #define DEVICE_ENABLE 36
  303. #define SYNC_RATE_TBL 38
  304. #define SYNC_RATE_TBL01 38
  305. #define SYNC_RATE_TBL23 40
  306. #define SYNC_RATE_TBL45 42
  307. #define SYNC_RATE_TBL67 44
  308. #define SYNC_RATE_TBL89 46
  309. #define SYNC_RATE_TBLab 48
  310. #define SYNC_RATE_TBLcd 50
  311. #define SYNC_RATE_TBLef 52
  312. #define EE_SCAMBASE 256
  313. #define SCAM_ENABLED BIT(2)
  314. #define SCAM_LEVEL2 BIT(3)
  315. #define RENEGO_ENA BITW(10)
  316. #define CONNIO_ENA BITW(11)
  317. #define GREEN_PC_ENA BITW(12)
  318. #define AUTO_RATE_00 00
  319. #define AUTO_RATE_05 01
  320. #define AUTO_RATE_10 02
  321. #define AUTO_RATE_20 03
  322. #define WIDE_NEGO_BIT BIT(7)
  323. #define DISC_ENABLE_BIT BIT(6)
  324. #define hp_vendor_id_0 0x00 /* LSB */
  325. #define ORION_VEND_0 0x4B
  326. #define hp_vendor_id_1 0x01 /* MSB */
  327. #define ORION_VEND_1 0x10
  328. #define hp_device_id_0 0x02 /* LSB */
  329. #define ORION_DEV_0 0x30
  330. #define hp_device_id_1 0x03 /* MSB */
  331. #define ORION_DEV_1 0x81
  332. /* Sub Vendor ID and Sub Device ID only available in
  333. Harpoon Version 2 and higher */
  334. #define hp_sub_device_id_0 0x06 /* LSB */
  335. #define hp_semaphore 0x0C
  336. #define SCCB_MGR_ACTIVE BIT(0)
  337. #define TICKLE_ME BIT(1)
  338. #define SCCB_MGR_PRESENT BIT(3)
  339. #define BIOS_IN_USE BIT(4)
  340. #define hp_sys_ctrl 0x0F
  341. #define STOP_CLK BIT(0) /*Turn off BusMaster Clock */
  342. #define DRVR_RST BIT(1) /*Firmware Reset to 80C15 chip */
  343. #define HALT_MACH BIT(3) /*Halt State Machine */
  344. #define HARD_ABORT BIT(4) /*Hard Abort */
  345. #define hp_host_blk_cnt 0x13
  346. #define XFER_BLK64 0x06 /* 1 1 0 64 byte per block*/
  347. #define BM_THRESHOLD 0x40 /* PCI mode can only xfer 16 bytes*/
  348. #define hp_int_mask 0x17
  349. #define INT_CMD_COMPL BIT(0) /* DMA command complete */
  350. #define INT_EXT_STATUS BIT(1) /* Extended Status Set */
  351. #define hp_xfer_cnt_lo 0x18
  352. #define hp_xfer_cnt_hi 0x1A
  353. #define hp_xfer_cmd 0x1B
  354. #define XFER_HOST_DMA 0x00 /* 0 0 0 Transfer Host -> DMA */
  355. #define XFER_DMA_HOST 0x01 /* 0 0 1 Transfer DMA -> Host */
  356. #define XFER_HOST_AUTO 0x00 /* 0 0 Auto Transfer Size */
  357. #define XFER_DMA_8BIT 0x20 /* 0 1 8 BIT Transfer Size */
  358. #define DISABLE_INT BIT(7) /*Do not interrupt at end of cmd. */
  359. #define HOST_WRT_CMD ((DISABLE_INT + XFER_HOST_DMA + XFER_HOST_AUTO + XFER_DMA_8BIT))
  360. #define HOST_RD_CMD ((DISABLE_INT + XFER_DMA_HOST + XFER_HOST_AUTO + XFER_DMA_8BIT))
  361. #define hp_host_addr_lo 0x1C
  362. #define hp_host_addr_hmi 0x1E
  363. #define hp_ee_ctrl 0x22
  364. #define EXT_ARB_ACK BIT(7)
  365. #define SCSI_TERM_ENA_H BIT(6) /* SCSI high byte terminator */
  366. #define SEE_MS BIT(5)
  367. #define SEE_CS BIT(3)
  368. #define SEE_CLK BIT(2)
  369. #define SEE_DO BIT(1)
  370. #define SEE_DI BIT(0)
  371. #define EE_READ 0x06
  372. #define EE_WRITE 0x05
  373. #define EWEN 0x04
  374. #define EWEN_ADDR 0x03C0
  375. #define EWDS 0x04
  376. #define EWDS_ADDR 0x0000
  377. #define hp_bm_ctrl 0x26
  378. #define SCSI_TERM_ENA_L BIT(0) /*Enable/Disable external terminators */
  379. #define FLUSH_XFER_CNTR BIT(1) /*Flush transfer counter */
  380. #define FORCE1_XFER BIT(5) /*Always xfer one byte in byte mode */
  381. #define FAST_SINGLE BIT(6) /*?? */
  382. #define BMCTRL_DEFAULT (FORCE1_XFER|FAST_SINGLE|SCSI_TERM_ENA_L)
  383. #define hp_sg_addr 0x28
  384. #define hp_page_ctrl 0x29
  385. #define SCATTER_EN BIT(0)
  386. #define SGRAM_ARAM BIT(1)
  387. #define G_INT_DISABLE BIT(3) /* Enable/Disable all Interrupts */
  388. #define NARROW_SCSI_CARD BIT(4) /* NARROW/WIDE SCSI config pin */
  389. #define hp_pci_stat_cfg 0x2D
  390. #define REC_MASTER_ABORT BIT(5) /*received Master abort */
  391. #define hp_rev_num 0x33
  392. #define hp_stack_data 0x34
  393. #define hp_stack_addr 0x35
  394. #define hp_ext_status 0x36
  395. #define BM_FORCE_OFF BIT(0) /*Bus Master is forced to get off */
  396. #define PCI_TGT_ABORT BIT(0) /*PCI bus master transaction aborted */
  397. #define PCI_DEV_TMOUT BIT(1) /*PCI Device Time out */
  398. #define CMD_ABORTED BIT(4) /*Command aborted */
  399. #define BM_PARITY_ERR BIT(5) /*parity error on data received */
  400. #define PIO_OVERRUN BIT(6) /*Slave data overrun */
  401. #define BM_CMD_BUSY BIT(7) /*Bus master transfer command busy */
  402. #define BAD_EXT_STATUS (BM_FORCE_OFF | PCI_DEV_TMOUT | CMD_ABORTED | \
  403. BM_PARITY_ERR | PIO_OVERRUN)
  404. #define hp_int_status 0x37
  405. #define EXT_STATUS_ON BIT(1) /*Extended status is valid */
  406. #define SCSI_INTERRUPT BIT(2) /*Global indication of a SCSI int. */
  407. #define INT_ASSERTED BIT(5) /* */
  408. #define hp_fifo_cnt 0x38
  409. #define hp_intena 0x40
  410. #define RESET BITW(7)
  411. #define PROG_HLT BITW(6)
  412. #define PARITY BITW(5)
  413. #define FIFO BITW(4)
  414. #define SEL BITW(3)
  415. #define SCAM_SEL BITW(2)
  416. #define RSEL BITW(1)
  417. #define TIMEOUT BITW(0)
  418. #define BUS_FREE BITW(15)
  419. #define XFER_CNT_0 BITW(14)
  420. #define PHASE BITW(13)
  421. #define IUNKWN BITW(12)
  422. #define ICMD_COMP BITW(11)
  423. #define ITICKLE BITW(10)
  424. #define IDO_STRT BITW(9)
  425. #define ITAR_DISC BITW(8)
  426. #define AUTO_INT (BITW(12)+BITW(11)+BITW(10)+BITW(9)+BITW(8))
  427. #define CLR_ALL_INT 0xFFFF
  428. #define CLR_ALL_INT_1 0xFF00
  429. #define hp_intstat 0x42
  430. #define hp_scsisig 0x44
  431. #define SCSI_SEL BIT(7)
  432. #define SCSI_BSY BIT(6)
  433. #define SCSI_REQ BIT(5)
  434. #define SCSI_ACK BIT(4)
  435. #define SCSI_ATN BIT(3)
  436. #define SCSI_CD BIT(2)
  437. #define SCSI_MSG BIT(1)
  438. #define SCSI_IOBIT BIT(0)
  439. #define S_SCSI_PHZ (BIT(2)+BIT(1)+BIT(0))
  440. #define S_MSGO_PH (BIT(2)+BIT(1) )
  441. #define S_MSGI_PH (BIT(2)+BIT(1)+BIT(0))
  442. #define S_DATAI_PH ( BIT(0))
  443. #define S_DATAO_PH 0x00
  444. #define S_ILL_PH ( BIT(1) )
  445. #define hp_scsictrl_0 0x45
  446. #define SEL_TAR BIT(6)
  447. #define ENA_ATN BIT(4)
  448. #define ENA_RESEL BIT(2)
  449. #define SCSI_RST BIT(1)
  450. #define ENA_SCAM_SEL BIT(0)
  451. #define hp_portctrl_0 0x46
  452. #define SCSI_PORT BIT(7)
  453. #define SCSI_INBIT BIT(6)
  454. #define DMA_PORT BIT(5)
  455. #define DMA_RD BIT(4)
  456. #define HOST_PORT BIT(3)
  457. #define HOST_WRT BIT(2)
  458. #define SCSI_BUS_EN BIT(1)
  459. #define START_TO BIT(0)
  460. #define hp_scsireset 0x47
  461. #define SCSI_INI BIT(6)
  462. #define SCAM_EN BIT(5)
  463. #define DMA_RESET BIT(3)
  464. #define HPSCSI_RESET BIT(2)
  465. #define PROG_RESET BIT(1)
  466. #define FIFO_CLR BIT(0)
  467. #define hp_xfercnt_0 0x48
  468. #define hp_xfercnt_2 0x4A
  469. #define hp_fifodata_0 0x4C
  470. #define hp_addstat 0x4E
  471. #define SCAM_TIMER BIT(7)
  472. #define SCSI_MODE8 BIT(3)
  473. #define SCSI_PAR_ERR BIT(0)
  474. #define hp_prgmcnt_0 0x4F
  475. #define hp_selfid_0 0x50
  476. #define hp_selfid_1 0x51
  477. #define hp_arb_id 0x52
  478. #define hp_select_id 0x53
  479. #define hp_synctarg_base 0x54
  480. #define hp_synctarg_12 0x54
  481. #define hp_synctarg_13 0x55
  482. #define hp_synctarg_14 0x56
  483. #define hp_synctarg_15 0x57
  484. #define hp_synctarg_8 0x58
  485. #define hp_synctarg_9 0x59
  486. #define hp_synctarg_10 0x5A
  487. #define hp_synctarg_11 0x5B
  488. #define hp_synctarg_4 0x5C
  489. #define hp_synctarg_5 0x5D
  490. #define hp_synctarg_6 0x5E
  491. #define hp_synctarg_7 0x5F
  492. #define hp_synctarg_0 0x60
  493. #define hp_synctarg_1 0x61
  494. #define hp_synctarg_2 0x62
  495. #define hp_synctarg_3 0x63
  496. #define NARROW_SCSI BIT(4)
  497. #define DEFAULT_OFFSET 0x0F
  498. #define hp_autostart_0 0x64
  499. #define hp_autostart_1 0x65
  500. #define hp_autostart_3 0x67
  501. #define AUTO_IMMED BIT(5)
  502. #define SELECT BIT(6)
  503. #define END_DATA (BIT(7)+BIT(6))
  504. #define hp_gp_reg_0 0x68
  505. #define hp_gp_reg_1 0x69
  506. #define hp_gp_reg_3 0x6B
  507. #define hp_seltimeout 0x6C
  508. #define TO_4ms 0x67 /* 3.9959ms */
  509. #define TO_5ms 0x03 /* 4.9152ms */
  510. #define TO_10ms 0x07 /* 11.xxxms */
  511. #define TO_250ms 0x99 /* 250.68ms */
  512. #define TO_290ms 0xB1 /* 289.99ms */
  513. #define hp_clkctrl_0 0x6D
  514. #define PWR_DWN BIT(6)
  515. #define ACTdeassert BIT(4)
  516. #define CLK_40MHZ (BIT(1) + BIT(0))
  517. #define CLKCTRL_DEFAULT (ACTdeassert | CLK_40MHZ)
  518. #define hp_fiforead 0x6E
  519. #define hp_fifowrite 0x6F
  520. #define hp_offsetctr 0x70
  521. #define hp_xferstat 0x71
  522. #define FIFO_EMPTY BIT(6)
  523. #define hp_portctrl_1 0x72
  524. #define CHK_SCSI_P BIT(3)
  525. #define HOST_MODE8 BIT(0)
  526. #define hp_xfer_pad 0x73
  527. #define ID_UNLOCK BIT(3)
  528. #define hp_scsidata_0 0x74
  529. #define hp_scsidata_1 0x75
  530. #define hp_aramBase 0x80
  531. #define BIOS_DATA_OFFSET 0x60
  532. #define BIOS_RELATIVE_CARD 0x64
  533. #define AR3 (BITW(9) + BITW(8))
  534. #define SDATA BITW(10)
  535. #define CRD_OP BITW(11) /* Cmp Reg. w/ Data */
  536. #define CRR_OP BITW(12) /* Cmp Reg. w. Reg. */
  537. #define CPE_OP (BITW(14)+BITW(11)) /* Cmp SCSI phs & Branch EQ */
  538. #define CPN_OP (BITW(14)+BITW(12)) /* Cmp SCSI phs & Branch NOT EQ */
  539. #define ADATA_OUT 0x00
  540. #define ADATA_IN BITW(8)
  541. #define ACOMMAND BITW(10)
  542. #define ASTATUS (BITW(10)+BITW(8))
  543. #define AMSG_OUT (BITW(10)+BITW(9))
  544. #define AMSG_IN (BITW(10)+BITW(9)+BITW(8))
  545. #define BRH_OP BITW(13) /* Branch */
  546. #define ALWAYS 0x00
  547. #define EQUAL BITW(8)
  548. #define NOT_EQ BITW(9)
  549. #define TCB_OP (BITW(13)+BITW(11)) /* Test condition & branch */
  550. #define FIFO_0 BITW(10)
  551. #define MPM_OP BITW(15) /* Match phase and move data */
  552. #define MRR_OP BITW(14) /* Move DReg. to Reg. */
  553. #define S_IDREG (BIT(2)+BIT(1)+BIT(0))
  554. #define D_AR0 0x00
  555. #define D_AR1 BIT(0)
  556. #define D_BUCKET (BIT(2) + BIT(1) + BIT(0))
  557. #define RAT_OP (BITW(14)+BITW(13)+BITW(11))
  558. #define SSI_OP (BITW(15)+BITW(11))
  559. #define SSI_ITAR_DISC (ITAR_DISC >> 8)
  560. #define SSI_IDO_STRT (IDO_STRT >> 8)
  561. #define SSI_ICMD_COMP (ICMD_COMP >> 8)
  562. #define SSI_ITICKLE (ITICKLE >> 8)
  563. #define SSI_IUNKWN (IUNKWN >> 8)
  564. #define SSI_INO_CC (IUNKWN >> 8)
  565. #define SSI_IRFAIL (IUNKWN >> 8)
  566. #define NP 0x10 /*Next Phase */
  567. #define NTCMD 0x02 /*Non- Tagged Command start */
  568. #define CMDPZ 0x04 /*Command phase */
  569. #define DINT 0x12 /*Data Out/In interrupt */
  570. #define DI 0x13 /*Data Out */
  571. #define DC 0x19 /*Disconnect Message */
  572. #define ST 0x1D /*Status Phase */
  573. #define UNKNWN 0x24 /*Unknown bus action */
  574. #define CC 0x25 /*Command Completion failure */
  575. #define TICK 0x26 /*New target reselected us. */
  576. #define SELCHK 0x28 /*Select & Check SCSI ID latch reg */
  577. #define ID_MSG_STRT hp_aramBase + 0x00
  578. #define NON_TAG_ID_MSG hp_aramBase + 0x06
  579. #define CMD_STRT hp_aramBase + 0x08
  580. #define SYNC_MSGS hp_aramBase + 0x08
  581. #define TAG_STRT 0x00
  582. #define DISCONNECT_START 0x10/2
  583. #define END_DATA_START 0x14/2
  584. #define CMD_ONLY_STRT CMDPZ/2
  585. #define SELCHK_STRT SELCHK/2
  586. #define GET_XFER_CNT(port, xfercnt) {RD_HARP32(port,hp_xfercnt_0,xfercnt); xfercnt &= 0xFFFFFF;}
  587. /* #define GET_XFER_CNT(port, xfercnt) (xfercnt = RD_HARPOON(port+hp_xfercnt_2), \
  588. xfercnt <<= 16,\
  589. xfercnt |= RDW_HARPOON((USHORT)(port+hp_xfercnt_0)))
  590. */
  591. #define HP_SETUP_ADDR_CNT(port,addr,count) (WRW_HARPOON((port+hp_host_addr_lo), (USHORT)(addr & 0x0000FFFFL)),\
  592. addr >>= 16,\
  593. WRW_HARPOON((port+hp_host_addr_hmi), (USHORT)(addr & 0x0000FFFFL)),\
  594. WR_HARP32(port,hp_xfercnt_0,count),\
  595. WRW_HARPOON((port+hp_xfer_cnt_lo), (USHORT)(count & 0x0000FFFFL)),\
  596. count >>= 16,\
  597. WR_HARPOON(port+hp_xfer_cnt_hi, (count & 0xFF)))
  598. #define ACCEPT_MSG(port) {while(RD_HARPOON(port+hp_scsisig) & SCSI_REQ){}\
  599. WR_HARPOON(port+hp_scsisig, S_ILL_PH);}
  600. #define ACCEPT_MSG_ATN(port) {while(RD_HARPOON(port+hp_scsisig) & SCSI_REQ){}\
  601. WR_HARPOON(port+hp_scsisig, (S_ILL_PH|SCSI_ATN));}
  602. #define DISABLE_AUTO(port) (WR_HARPOON(port+hp_scsireset, PROG_RESET),\
  603. WR_HARPOON(port+hp_scsireset, 0x00))
  604. #define ARAM_ACCESS(p_port) (WR_HARPOON(p_port+hp_page_ctrl, \
  605. (RD_HARPOON(p_port+hp_page_ctrl) | SGRAM_ARAM)))
  606. #define SGRAM_ACCESS(p_port) (WR_HARPOON(p_port+hp_page_ctrl, \
  607. (RD_HARPOON(p_port+hp_page_ctrl) & ~SGRAM_ARAM)))
  608. #define MDISABLE_INT(p_port) (WR_HARPOON(p_port+hp_page_ctrl, \
  609. (RD_HARPOON(p_port+hp_page_ctrl) | G_INT_DISABLE)))
  610. #define MENABLE_INT(p_port) (WR_HARPOON(p_port+hp_page_ctrl, \
  611. (RD_HARPOON(p_port+hp_page_ctrl) & ~G_INT_DISABLE)))
  612. static unsigned char FPT_sisyncn(ULONG port, unsigned char p_card, unsigned char syncFlag);
  613. static void FPT_ssel(ULONG port, unsigned char p_card);
  614. static void FPT_sres(ULONG port, unsigned char p_card, PSCCBcard pCurrCard);
  615. static void FPT_shandem(ULONG port, unsigned char p_card,PSCCB pCurrSCCB);
  616. static void FPT_stsyncn(ULONG port, unsigned char p_card);
  617. static void FPT_sisyncr(ULONG port,unsigned char sync_pulse, unsigned char offset);
  618. static void FPT_sssyncv(ULONG p_port, unsigned char p_id, unsigned char p_sync_value,
  619. PSCCBMgr_tar_info currTar_Info);
  620. static void FPT_sresb(ULONG port, unsigned char p_card);
  621. static void FPT_sxfrp(ULONG p_port, unsigned char p_card);
  622. static void FPT_schkdd(ULONG port, unsigned char p_card);
  623. static unsigned char FPT_RdStack(ULONG port, unsigned char index);
  624. static void FPT_WrStack(ULONG portBase, unsigned char index, unsigned char data);
  625. static unsigned char FPT_ChkIfChipInitialized(ULONG ioPort);
  626. static void FPT_SendMsg(ULONG port, unsigned char message);
  627. static void FPT_queueFlushTargSccb(unsigned char p_card, unsigned char thisTarg,
  628. unsigned char error_code);
  629. static void FPT_sinits(PSCCB p_sccb, unsigned char p_card);
  630. static void FPT_RNVRamData(PNVRamInfo pNvRamInfo);
  631. static unsigned char FPT_siwidn(ULONG port, unsigned char p_card);
  632. static void FPT_stwidn(ULONG port, unsigned char p_card);
  633. static void FPT_siwidr(ULONG port, unsigned char width);
  634. static void FPT_queueSelectFail(PSCCBcard pCurrCard, unsigned char p_card);
  635. static void FPT_queueDisconnect(PSCCB p_SCCB, unsigned char p_card);
  636. static void FPT_queueCmdComplete(PSCCBcard pCurrCard, PSCCB p_SCCB,
  637. unsigned char p_card);
  638. static void FPT_queueSearchSelect(PSCCBcard pCurrCard, unsigned char p_card);
  639. static void FPT_queueFlushSccb(unsigned char p_card, unsigned char error_code);
  640. static void FPT_queueAddSccb(PSCCB p_SCCB, unsigned char card);
  641. static unsigned char FPT_queueFindSccb(PSCCB p_SCCB, unsigned char p_card);
  642. static void FPT_utilUpdateResidual(PSCCB p_SCCB);
  643. static USHORT FPT_CalcCrc16(unsigned char buffer[]);
  644. static unsigned char FPT_CalcLrc(unsigned char buffer[]);
  645. static void FPT_Wait1Second(ULONG p_port);
  646. static void FPT_Wait(ULONG p_port, unsigned char p_delay);
  647. static void FPT_utilEEWriteOnOff(ULONG p_port,unsigned char p_mode);
  648. static void FPT_utilEEWrite(ULONG p_port, USHORT ee_data, USHORT ee_addr);
  649. static USHORT FPT_utilEERead(ULONG p_port, USHORT ee_addr);
  650. static USHORT FPT_utilEEReadOrg(ULONG p_port, USHORT ee_addr);
  651. static void FPT_utilEESendCmdAddr(ULONG p_port, unsigned char ee_cmd, USHORT ee_addr);
  652. static void FPT_phaseDataOut(ULONG port, unsigned char p_card);
  653. static void FPT_phaseDataIn(ULONG port, unsigned char p_card);
  654. static void FPT_phaseCommand(ULONG port, unsigned char p_card);
  655. static void FPT_phaseStatus(ULONG port, unsigned char p_card);
  656. static void FPT_phaseMsgOut(ULONG port, unsigned char p_card);
  657. static void FPT_phaseMsgIn(ULONG port, unsigned char p_card);
  658. static void FPT_phaseIllegal(ULONG port, unsigned char p_card);
  659. static void FPT_phaseDecode(ULONG port, unsigned char p_card);
  660. static void FPT_phaseChkFifo(ULONG port, unsigned char p_card);
  661. static void FPT_phaseBusFree(ULONG p_port, unsigned char p_card);
  662. static void FPT_XbowInit(ULONG port, unsigned char scamFlg);
  663. static void FPT_BusMasterInit(ULONG p_port);
  664. static void FPT_DiagEEPROM(ULONG p_port);
  665. static void FPT_dataXferProcessor(ULONG port, PSCCBcard pCurrCard);
  666. static void FPT_busMstrSGDataXferStart(ULONG port, PSCCB pCurrSCCB);
  667. static void FPT_busMstrDataXferStart(ULONG port, PSCCB pCurrSCCB);
  668. static void FPT_hostDataXferAbort(ULONG port, unsigned char p_card, PSCCB pCurrSCCB);
  669. static void FPT_hostDataXferRestart(PSCCB currSCCB);
  670. static unsigned char FPT_SccbMgr_bad_isr(ULONG p_port, unsigned char p_card,
  671. PSCCBcard pCurrCard, USHORT p_int);
  672. static void FPT_SccbMgrTableInitAll(void);
  673. static void FPT_SccbMgrTableInitCard(PSCCBcard pCurrCard, unsigned char p_card);
  674. static void FPT_SccbMgrTableInitTarget(unsigned char p_card, unsigned char target);
  675. static void FPT_scini(unsigned char p_card, unsigned char p_our_id, unsigned char p_power_up);
  676. static int FPT_scarb(ULONG p_port, unsigned char p_sel_type);
  677. static void FPT_scbusf(ULONG p_port);
  678. static void FPT_scsel(ULONG p_port);
  679. static void FPT_scasid(unsigned char p_card, ULONG p_port);
  680. static unsigned char FPT_scxferc(ULONG p_port, unsigned char p_data);
  681. static unsigned char FPT_scsendi(ULONG p_port, unsigned char p_id_string[]);
  682. static unsigned char FPT_sciso(ULONG p_port, unsigned char p_id_string[]);
  683. static void FPT_scwirod(ULONG p_port, unsigned char p_data_bit);
  684. static void FPT_scwiros(ULONG p_port, unsigned char p_data_bit);
  685. static unsigned char FPT_scvalq(unsigned char p_quintet);
  686. static unsigned char FPT_scsell(ULONG p_port, unsigned char targ_id);
  687. static void FPT_scwtsel(ULONG p_port);
  688. static void FPT_inisci(unsigned char p_card, ULONG p_port, unsigned char p_our_id);
  689. static void FPT_scsavdi(unsigned char p_card, ULONG p_port);
  690. static unsigned char FPT_scmachid(unsigned char p_card, unsigned char p_id_string[]);
  691. static void FPT_autoCmdCmplt(ULONG p_port, unsigned char p_card);
  692. static void FPT_autoLoadDefaultMap(ULONG p_port);
  693. static SCCBMGR_TAR_INFO FPT_sccbMgrTbl[MAX_CARDS][MAX_SCSI_TAR] = { { { 0 } } };
  694. static SCCBCARD FPT_BL_Card[MAX_CARDS] = { { 0 } };
  695. static SCCBSCAM_INFO FPT_scamInfo[MAX_SCSI_TAR] = { { { 0 } } };
  696. static NVRAMINFO FPT_nvRamInfo[MAX_MB_CARDS] = { { 0 } };
  697. static unsigned char FPT_mbCards = 0;
  698. static unsigned char FPT_scamHAString[] = {0x63, 0x07, 'B', 'U', 'S', 'L', 'O', 'G', 'I', 'C', \
  699. ' ', 'B', 'T', '-', '9', '3', '0', \
  700. 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, \
  701. 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20};
  702. static USHORT FPT_default_intena = 0;
  703. static void (*FPT_s_PhaseTbl[8]) (ULONG, unsigned char)= { 0 };
  704. /*---------------------------------------------------------------------
  705. *
  706. * Function: FlashPoint_ProbeHostAdapter
  707. *
  708. * Description: Setup and/or Search for cards and return info to caller.
  709. *
  710. *---------------------------------------------------------------------*/
  711. static int FlashPoint_ProbeHostAdapter(PSCCBMGR_INFO pCardInfo)
  712. {
  713. static unsigned char first_time = 1;
  714. unsigned char i,j,id,ScamFlg;
  715. USHORT temp,temp2,temp3,temp4,temp5,temp6;
  716. ULONG ioport;
  717. PNVRamInfo pCurrNvRam;
  718. ioport = pCardInfo->si_baseaddr;
  719. if (RD_HARPOON(ioport+hp_vendor_id_0) != ORION_VEND_0)
  720. return((int)FAILURE);
  721. if ((RD_HARPOON(ioport+hp_vendor_id_1) != ORION_VEND_1))
  722. return((int)FAILURE);
  723. if ((RD_HARPOON(ioport+hp_device_id_0) != ORION_DEV_0))
  724. return((int)FAILURE);
  725. if ((RD_HARPOON(ioport+hp_device_id_1) != ORION_DEV_1))
  726. return((int)FAILURE);
  727. if (RD_HARPOON(ioport+hp_rev_num) != 0x0f){
  728. /* For new Harpoon then check for sub_device ID LSB
  729. the bits(0-3) must be all ZERO for compatible with
  730. current version of SCCBMgr, else skip this Harpoon
  731. device. */
  732. if (RD_HARPOON(ioport+hp_sub_device_id_0) & 0x0f)
  733. return((int)FAILURE);
  734. }
  735. if (first_time)
  736. {
  737. FPT_SccbMgrTableInitAll();
  738. first_time = 0;
  739. FPT_mbCards = 0;
  740. }
  741. if(FPT_RdStack(ioport, 0) != 0x00) {
  742. if(FPT_ChkIfChipInitialized(ioport) == 0)
  743. {
  744. pCurrNvRam = NULL;
  745. WR_HARPOON(ioport+hp_semaphore, 0x00);
  746. FPT_XbowInit(ioport, 0); /*Must Init the SCSI before attempting */
  747. FPT_DiagEEPROM(ioport);
  748. }
  749. else
  750. {
  751. if(FPT_mbCards < MAX_MB_CARDS) {
  752. pCurrNvRam = &FPT_nvRamInfo[FPT_mbCards];
  753. FPT_mbCards++;
  754. pCurrNvRam->niBaseAddr = ioport;
  755. FPT_RNVRamData(pCurrNvRam);
  756. }else
  757. return((int) FAILURE);
  758. }
  759. }else
  760. pCurrNvRam = NULL;
  761. WR_HARPOON(ioport+hp_clkctrl_0, CLKCTRL_DEFAULT);
  762. WR_HARPOON(ioport+hp_sys_ctrl, 0x00);
  763. if(pCurrNvRam)
  764. pCardInfo->si_id = pCurrNvRam->niAdapId;
  765. else
  766. pCardInfo->si_id = (unsigned char)(FPT_utilEERead(ioport, (ADAPTER_SCSI_ID/2)) &
  767. (unsigned char)0x0FF);
  768. pCardInfo->si_lun = 0x00;
  769. pCardInfo->si_fw_revision = ORION_FW_REV;
  770. temp2 = 0x0000;
  771. temp3 = 0x0000;
  772. temp4 = 0x0000;
  773. temp5 = 0x0000;
  774. temp6 = 0x0000;
  775. for (id = 0; id < (16/2); id++) {
  776. if(pCurrNvRam){
  777. temp = (USHORT) pCurrNvRam->niSyncTbl[id];
  778. temp = ((temp & 0x03) + ((temp << 4) & 0xc0)) +
  779. (((temp << 4) & 0x0300) + ((temp << 8) & 0xc000));
  780. }else
  781. temp = FPT_utilEERead(ioport, (USHORT)((SYNC_RATE_TBL/2)+id));
  782. for (i = 0; i < 2; temp >>=8,i++) {
  783. temp2 >>= 1;
  784. temp3 >>= 1;
  785. temp4 >>= 1;
  786. temp5 >>= 1;
  787. temp6 >>= 1;
  788. switch (temp & 0x3)
  789. {
  790. case AUTO_RATE_20: /* Synchronous, 20 mega-transfers/second */
  791. temp6 |= 0x8000; /* Fall through */
  792. case AUTO_RATE_10: /* Synchronous, 10 mega-transfers/second */
  793. temp5 |= 0x8000; /* Fall through */
  794. case AUTO_RATE_05: /* Synchronous, 5 mega-transfers/second */
  795. temp2 |= 0x8000; /* Fall through */
  796. case AUTO_RATE_00: /* Asynchronous */
  797. break;
  798. }
  799. if (temp & DISC_ENABLE_BIT)
  800. temp3 |= 0x8000;
  801. if (temp & WIDE_NEGO_BIT)
  802. temp4 |= 0x8000;
  803. }
  804. }
  805. pCardInfo->si_per_targ_init_sync = temp2;
  806. pCardInfo->si_per_targ_no_disc = temp3;
  807. pCardInfo->si_per_targ_wide_nego = temp4;
  808. pCardInfo->si_per_targ_fast_nego = temp5;
  809. pCardInfo->si_per_targ_ultra_nego = temp6;
  810. if(pCurrNvRam)
  811. i = pCurrNvRam->niSysConf;
  812. else
  813. i = (unsigned char)(FPT_utilEERead(ioport, (SYSTEM_CONFIG/2)));
  814. if(pCurrNvRam)
  815. ScamFlg = pCurrNvRam->niScamConf;
  816. else
  817. ScamFlg = (unsigned char) FPT_utilEERead(ioport, SCAM_CONFIG/2);
  818. pCardInfo->si_flags = 0x0000;
  819. if (i & 0x01)
  820. pCardInfo->si_flags |= SCSI_PARITY_ENA;
  821. if (!(i & 0x02))
  822. pCardInfo->si_flags |= SOFT_RESET;
  823. if (i & 0x10)
  824. pCardInfo->si_flags |= EXTENDED_TRANSLATION;
  825. if (ScamFlg & SCAM_ENABLED)
  826. pCardInfo->si_flags |= FLAG_SCAM_ENABLED;
  827. if (ScamFlg & SCAM_LEVEL2)
  828. pCardInfo->si_flags |= FLAG_SCAM_LEVEL2;
  829. j = (RD_HARPOON(ioport+hp_bm_ctrl) & ~SCSI_TERM_ENA_L);
  830. if (i & 0x04) {
  831. j |= SCSI_TERM_ENA_L;
  832. }
  833. WR_HARPOON(ioport+hp_bm_ctrl, j );
  834. j = (RD_HARPOON(ioport+hp_ee_ctrl) & ~SCSI_TERM_ENA_H);
  835. if (i & 0x08) {
  836. j |= SCSI_TERM_ENA_H;
  837. }
  838. WR_HARPOON(ioport+hp_ee_ctrl, j );
  839. if (!(RD_HARPOON(ioport+hp_page_ctrl) & NARROW_SCSI_CARD))
  840. pCardInfo->si_flags |= SUPPORT_16TAR_32LUN;
  841. pCardInfo->si_card_family = HARPOON_FAMILY;
  842. pCardInfo->si_bustype = BUSTYPE_PCI;
  843. if(pCurrNvRam){
  844. pCardInfo->si_card_model[0] = '9';
  845. switch(pCurrNvRam->niModel & 0x0f){
  846. case MODEL_LT:
  847. pCardInfo->si_card_model[1] = '3';
  848. pCardInfo->si_card_model[2] = '0';
  849. break;
  850. case MODEL_LW:
  851. pCardInfo->si_card_model[1] = '5';
  852. pCardInfo->si_card_model[2] = '0';
  853. break;
  854. case MODEL_DL:
  855. pCardInfo->si_card_model[1] = '3';
  856. pCardInfo->si_card_model[2] = '2';
  857. break;
  858. case MODEL_DW:
  859. pCardInfo->si_card_model[1] = '5';
  860. pCardInfo->si_card_model[2] = '2';
  861. break;
  862. }
  863. }else{
  864. temp = FPT_utilEERead(ioport, (MODEL_NUMB_0/2));
  865. pCardInfo->si_card_model[0] = (unsigned char)(temp >> 8);
  866. temp = FPT_utilEERead(ioport, (MODEL_NUMB_2/2));
  867. pCardInfo->si_card_model[1] = (unsigned char)(temp & 0x00FF);
  868. pCardInfo->si_card_model[2] = (unsigned char)(temp >> 8);
  869. }
  870. if (pCardInfo->si_card_model[1] == '3')
  871. {
  872. if (RD_HARPOON(ioport+hp_ee_ctrl) & BIT(7))
  873. pCardInfo->si_flags |= LOW_BYTE_TERM;
  874. }
  875. else if (pCardInfo->si_card_model[2] == '0')
  876. {
  877. temp = RD_HARPOON(ioport+hp_xfer_pad);
  878. WR_HARPOON(ioport+hp_xfer_pad, (temp & ~BIT(4)));
  879. if (RD_HARPOON(ioport+hp_ee_ctrl) & BIT(7))
  880. pCardInfo->si_flags |= LOW_BYTE_TERM;
  881. WR_HARPOON(ioport+hp_xfer_pad, (temp | BIT(4)));
  882. if (RD_HARPOON(ioport+hp_ee_ctrl) & BIT(7))
  883. pCardInfo->si_flags |= HIGH_BYTE_TERM;
  884. WR_HARPOON(ioport+hp_xfer_pad, temp);
  885. }
  886. else
  887. {
  888. temp = RD_HARPOON(ioport+hp_ee_ctrl);
  889. temp2 = RD_HARPOON(ioport+hp_xfer_pad);
  890. WR_HARPOON(ioport+hp_ee_ctrl, (temp | SEE_CS));
  891. WR_HARPOON(ioport+hp_xfer_pad, (temp2 | BIT(4)));
  892. temp3 = 0;
  893. for (i = 0; i < 8; i++)
  894. {
  895. temp3 <<= 1;
  896. if (!(RD_HARPOON(ioport+hp_ee_ctrl) & BIT(7)))
  897. temp3 |= 1;
  898. WR_HARPOON(ioport+hp_xfer_pad, (temp2 & ~BIT(4)));
  899. WR_HARPOON(ioport+hp_xfer_pad, (temp2 | BIT(4)));
  900. }
  901. WR_HARPOON(ioport+hp_ee_ctrl, temp);
  902. WR_HARPOON(ioport+hp_xfer_pad, temp2);
  903. if (!(temp3 & BIT(7)))
  904. pCardInfo->si_flags |= LOW_BYTE_TERM;
  905. if (!(temp3 & BIT(6)))
  906. pCardInfo->si_flags |= HIGH_BYTE_TERM;
  907. }
  908. ARAM_ACCESS(ioport);
  909. for ( i = 0; i < 4; i++ ) {
  910. pCardInfo->si_XlatInfo[i] =
  911. RD_HARPOON(ioport+hp_aramBase+BIOS_DATA_OFFSET+i);
  912. }
  913. /* return with -1 if no sort, else return with
  914. logical card number sorted by BIOS (zero-based) */
  915. pCardInfo->si_relative_cardnum =
  916. (unsigned char)(RD_HARPOON(ioport+hp_aramBase+BIOS_RELATIVE_CARD)-1);
  917. SGRAM_ACCESS(ioport);
  918. FPT_s_PhaseTbl[0] = FPT_phaseDataOut;
  919. FPT_s_PhaseTbl[1] = FPT_phaseDataIn;
  920. FPT_s_PhaseTbl[2] = FPT_phaseIllegal;
  921. FPT_s_PhaseTbl[3] = FPT_phaseIllegal;
  922. FPT_s_PhaseTbl[4] = FPT_phaseCommand;
  923. FPT_s_PhaseTbl[5] = FPT_phaseStatus;
  924. FPT_s_PhaseTbl[6] = FPT_phaseMsgOut;
  925. FPT_s_PhaseTbl[7] = FPT_phaseMsgIn;
  926. pCardInfo->si_present = 0x01;
  927. return(0);
  928. }
  929. /*---------------------------------------------------------------------
  930. *
  931. * Function: FlashPoint_HardwareResetHostAdapter
  932. *
  933. * Description: Setup adapter for normal operation (hard reset).
  934. *
  935. *---------------------------------------------------------------------*/
  936. static ULONG FlashPoint_HardwareResetHostAdapter(PSCCBMGR_INFO pCardInfo)
  937. {
  938. PSCCBcard CurrCard = NULL;
  939. PNVRamInfo pCurrNvRam;
  940. unsigned char i,j,thisCard, ScamFlg;
  941. USHORT temp,sync_bit_map,id;
  942. ULONG ioport;
  943. ioport = pCardInfo->si_baseaddr;
  944. for(thisCard =0; thisCard <= MAX_CARDS; thisCard++) {
  945. if (thisCard == MAX_CARDS) {
  946. return(FAILURE);
  947. }
  948. if (FPT_BL_Card[thisCard].ioPort == ioport) {
  949. CurrCard = &FPT_BL_Card[thisCard];
  950. FPT_SccbMgrTableInitCard(CurrCard,thisCard);
  951. break;
  952. }
  953. else if (FPT_BL_Card[thisCard].ioPort == 0x00) {
  954. FPT_BL_Card[thisCard].ioPort = ioport;
  955. CurrCard = &FPT_BL_Card[thisCard];
  956. if(FPT_mbCards)
  957. for(i = 0; i < FPT_mbCards; i++){
  958. if(CurrCard->ioPort == FPT_nvRamInfo[i].niBaseAddr)
  959. CurrCard->pNvRamInfo = &FPT_nvRamInfo[i];
  960. }
  961. FPT_SccbMgrTableInitCard(CurrCard,thisCard);
  962. CurrCard->cardIndex = thisCard;
  963. CurrCard->cardInfo = pCardInfo;
  964. break;
  965. }
  966. }
  967. pCurrNvRam = CurrCard->pNvRamInfo;
  968. if(pCurrNvRam){
  969. ScamFlg = pCurrNvRam->niScamConf;
  970. }
  971. else{
  972. ScamFlg = (unsigned char) FPT_utilEERead(ioport, SCAM_CONFIG/2);
  973. }
  974. FPT_BusMasterInit(ioport);
  975. FPT_XbowInit(ioport, ScamFlg);
  976. FPT_autoLoadDefaultMap(ioport);
  977. for (i = 0,id = 0x01; i != pCardInfo->si_id; i++,id <<= 1){}
  978. WR_HARPOON(ioport+hp_selfid_0, id);
  979. WR_HARPOON(ioport+hp_selfid_1, 0x00);
  980. WR_HARPOON(ioport+hp_arb_id, pCardInfo->si_id);
  981. CurrCard->ourId = pCardInfo->si_id;
  982. i = (unsigned char) pCardInfo->si_flags;
  983. if (i & SCSI_PARITY_ENA)
  984. WR_HARPOON(ioport+hp_portctrl_1,(HOST_MODE8 | CHK_SCSI_P));
  985. j = (RD_HARPOON(ioport+hp_bm_ctrl) & ~SCSI_TERM_ENA_L);
  986. if (i & LOW_BYTE_TERM)
  987. j |= SCSI_TERM_ENA_L;
  988. WR_HARPOON(ioport+hp_bm_ctrl, j);
  989. j = (RD_HARPOON(ioport+hp_ee_ctrl) & ~SCSI_TERM_ENA_H);
  990. if (i & HIGH_BYTE_TERM)
  991. j |= SCSI_TERM_ENA_H;
  992. WR_HARPOON(ioport+hp_ee_ctrl, j );
  993. if (!(pCardInfo->si_flags & SOFT_RESET)) {
  994. FPT_sresb(ioport,thisCard);
  995. FPT_scini(thisCard, pCardInfo->si_id, 0);
  996. }
  997. if (pCardInfo->si_flags & POST_ALL_UNDERRRUNS)
  998. CurrCard->globalFlags |= F_NO_FILTER;
  999. if(pCurrNvRam){
  1000. if(pCurrNvRam->niSysConf & 0x10)
  1001. CurrCard->globalFlags |= F_GREEN_PC;
  1002. }
  1003. else{
  1004. if (FPT_utilEERead(ioport, (SYSTEM_CONFIG/2)) & GREEN_PC_ENA)
  1005. CurrCard->globalFlags |= F_GREEN_PC;
  1006. }
  1007. /* Set global flag to indicate Re-Negotiation to be done on all
  1008. ckeck condition */
  1009. if(pCurrNvRam){
  1010. if(pCurrNvRam->niScsiConf & 0x04)
  1011. CurrCard->globalFlags |= F_DO_RENEGO;
  1012. }
  1013. else{
  1014. if (FPT_utilEERead(ioport, (SCSI_CONFIG/2)) & RENEGO_ENA)
  1015. CurrCard->globalFlags |= F_DO_RENEGO;
  1016. }
  1017. if(pCurrNvRam){
  1018. if(pCurrNvRam->niScsiConf & 0x08)
  1019. CurrCard->globalFlags |= F_CONLUN_IO;
  1020. }
  1021. else{
  1022. if (FPT_utilEERead(ioport, (SCSI_CONFIG/2)) & CONNIO_ENA)
  1023. CurrCard->globalFlags |= F_CONLUN_IO;
  1024. }
  1025. temp = pCardInfo->si_per_targ_no_disc;
  1026. for (i = 0,id = 1; i < MAX_SCSI_TAR; i++, id <<= 1) {
  1027. if (temp & id)
  1028. FPT_sccbMgrTbl[thisCard][i].TarStatus |= TAR_ALLOW_DISC;
  1029. }
  1030. sync_bit_map = 0x0001;
  1031. for (id = 0; id < (MAX_SCSI_TAR/2); id++) {
  1032. if(pCurrNvRam){
  1033. temp = (USHORT) pCurrNvRam->niSyncTbl[id];
  1034. temp = ((temp & 0x03) + ((temp << 4) & 0xc0)) +
  1035. (((temp << 4) & 0x0300) + ((temp << 8) & 0xc000));
  1036. }else
  1037. temp = FPT_utilEERead(ioport, (USHORT)((SYNC_RATE_TBL/2)+id));
  1038. for (i = 0; i < 2; temp >>=8,i++) {
  1039. if (pCardInfo->si_per_targ_init_sync & sync_bit_map) {
  1040. FPT_sccbMgrTbl[thisCard][id*2+i].TarEEValue = (unsigned char)temp;
  1041. }
  1042. else {
  1043. FPT_sccbMgrTbl[thisCard][id*2+i].TarStatus |= SYNC_SUPPORTED;
  1044. FPT_sccbMgrTbl[thisCard][id*2+i].TarEEValue =
  1045. (unsigned char)(temp & ~EE_SYNC_MASK);
  1046. }
  1047. /* if ((pCardInfo->si_per_targ_wide_nego & sync_bit_map) ||
  1048. (id*2+i >= 8)){
  1049. */
  1050. if (pCardInfo->si_per_targ_wide_nego & sync_bit_map){
  1051. FPT_sccbMgrTbl[thisCard][id*2+i].TarEEValue |= EE_WIDE_SCSI;
  1052. }
  1053. else { /* NARROW SCSI */
  1054. FPT_sccbMgrTbl[thisCard][id*2+i].TarStatus |= WIDE_NEGOCIATED;
  1055. }
  1056. sync_bit_map <<= 1;
  1057. }
  1058. }
  1059. WR_HARPOON((ioport+hp_semaphore),
  1060. (unsigned char)(RD_HARPOON((ioport+hp_semaphore)) | SCCB_MGR_PRESENT));
  1061. return((ULONG)CurrCard);
  1062. }
  1063. static void FlashPoint_ReleaseHostAdapter(ULONG pCurrCard)
  1064. {
  1065. unsigned char i;
  1066. ULONG portBase;
  1067. ULONG regOffset;
  1068. ULONG scamData;
  1069. ULONG *pScamTbl;
  1070. PNVRamInfo pCurrNvRam;
  1071. pCurrNvRam = ((PSCCBcard)pCurrCard)->pNvRamInfo;
  1072. if(pCurrNvRam){
  1073. FPT_WrStack(pCurrNvRam->niBaseAddr, 0, pCurrNvRam->niModel);
  1074. FPT_WrStack(pCurrNvRam->niBaseAddr, 1, pCurrNvRam->niSysConf);
  1075. FPT_WrStack(pCurrNvRam->niBaseAddr, 2, pCurrNvRam->niScsiConf);
  1076. FPT_WrStack(pCurrNvRam->niBaseAddr, 3, pCurrNvRam->niScamConf);
  1077. FPT_WrStack(pCurrNvRam->niBaseAddr, 4, pCurrNvRam->niAdapId);
  1078. for(i = 0; i < MAX_SCSI_TAR / 2; i++)
  1079. FPT_WrStack(pCurrNvRam->niBaseAddr, (unsigned char)(i+5), pCurrNvRam->niSyncTbl[i]);
  1080. portBase = pCurrNvRam->niBaseAddr;
  1081. for(i = 0; i < MAX_SCSI_TAR; i++){
  1082. regOffset = hp_aramBase + 64 + i*4;
  1083. pScamTbl = (ULONG *) &pCurrNvRam->niScamTbl[i];
  1084. scamData = *pScamTbl;
  1085. WR_HARP32(portBase, regOffset, scamData);
  1086. }
  1087. }else{
  1088. FPT_WrStack(((PSCCBcard)pCurrCard)->ioPort, 0, 0);
  1089. }
  1090. }
  1091. static void FPT_RNVRamData(PNVRamInfo pNvRamInfo)
  1092. {
  1093. unsigned char i;
  1094. ULONG portBase;
  1095. ULONG regOffset;
  1096. ULONG scamData;
  1097. ULONG *pScamTbl;
  1098. pNvRamInfo->niModel = FPT_RdStack(pNvRamInfo->niBaseAddr, 0);
  1099. pNvRamInfo->niSysConf = FPT_RdStack(pNvRamInfo->niBaseAddr, 1);
  1100. pNvRamInfo->niScsiConf = FPT_RdStack(pNvRamInfo->niBaseAddr, 2);
  1101. pNvRamInfo->niScamConf = FPT_RdStack(pNvRamInfo->niBaseAddr, 3);
  1102. pNvRamInfo->niAdapId = FPT_RdStack(pNvRamInfo->niBaseAddr, 4);
  1103. for(i = 0; i < MAX_SCSI_TAR / 2; i++)
  1104. pNvRamInfo->niSyncTbl[i] = FPT_RdStack(pNvRamInfo->niBaseAddr, (unsigned char)(i+5));
  1105. portBase = pNvRamInfo->niBaseAddr;
  1106. for(i = 0; i < MAX_SCSI_TAR; i++){
  1107. regOffset = hp_aramBase + 64 + i*4;
  1108. RD_HARP32(portBase, regOffset, scamData);
  1109. pScamTbl = (ULONG *) &pNvRamInfo->niScamTbl[i];
  1110. *pScamTbl = scamData;
  1111. }
  1112. }
  1113. static unsigned char FPT_RdStack(ULONG portBase, unsigned char index)
  1114. {
  1115. WR_HARPOON(portBase + hp_stack_addr, index);
  1116. return(RD_HARPOON(portBase + hp_stack_data));
  1117. }
  1118. static void FPT_WrStack(ULONG portBase, unsigned char index, unsigned char data)
  1119. {
  1120. WR_HARPOON(portBase + hp_stack_addr, index);
  1121. WR_HARPOON(portBase + hp_stack_data, data);
  1122. }
  1123. static unsigned char FPT_ChkIfChipInitialized(ULONG ioPort)
  1124. {
  1125. if((RD_HARPOON(ioPort + hp_arb_id) & 0x0f) != FPT_RdStack(ioPort, 4))
  1126. return(0);
  1127. if((RD_HARPOON(ioPort + hp_clkctrl_0) & CLKCTRL_DEFAULT)
  1128. != CLKCTRL_DEFAULT)
  1129. return(0);
  1130. if((RD_HARPOON(ioPort + hp_seltimeout) == TO_250ms) ||
  1131. (RD_HARPOON(ioPort + hp_seltimeout) == TO_290ms))
  1132. return(1);
  1133. return(0);
  1134. }
  1135. /*---------------------------------------------------------------------
  1136. *
  1137. * Function: FlashPoint_StartCCB
  1138. *
  1139. * Description: Start a command pointed to by p_Sccb. When the
  1140. * command is completed it will be returned via the
  1141. * callback function.
  1142. *
  1143. *---------------------------------------------------------------------*/
  1144. static void FlashPoint_StartCCB(ULONG pCurrCard, PSCCB p_Sccb)
  1145. {
  1146. ULONG ioport;
  1147. unsigned char thisCard, lun;
  1148. PSCCB pSaveSccb;
  1149. CALL_BK_FN callback;
  1150. thisCard = ((PSCCBcard) pCurrCard)->cardIndex;
  1151. ioport = ((PSCCBcard) pCurrCard)->ioPort;
  1152. if((p_Sccb->TargID > MAX_SCSI_TAR) || (p_Sccb->Lun > MAX_LUN))
  1153. {
  1154. p_Sccb->HostStatus = SCCB_COMPLETE;
  1155. p_Sccb->SccbStatus = SCCB_ERROR;
  1156. callback = (CALL_BK_FN)p_Sccb->SccbCallback;
  1157. if (callback)
  1158. callback(p_Sccb);
  1159. return;
  1160. }
  1161. FPT_sinits(p_Sccb,thisCard);
  1162. if (!((PSCCBcard) pCurrCard)->cmdCounter)
  1163. {
  1164. WR_HARPOON(ioport+hp_semaphore, (RD_HARPOON(ioport+hp_semaphore)
  1165. | SCCB_MGR_ACTIVE));
  1166. if (((PSCCBcard) pCurrCard)->globalFlags & F_GREEN_PC)
  1167. {
  1168. WR_HARPOON(ioport+hp_clkctrl_0, CLKCTRL_DEFAULT);
  1169. WR_HARPOON(ioport+hp_sys_ctrl, 0x00);
  1170. }
  1171. }
  1172. ((PSCCBcard)pCurrCard)->cmdCounter++;
  1173. if (RD_HARPOON(ioport+hp_semaphore) & BIOS_IN_USE) {
  1174. WR_HARPOON(ioport+hp_semaphore, (RD_HARPOON(ioport+hp_semaphore)
  1175. | TICKLE_ME));
  1176. if(p_Sccb->OperationCode == RESET_COMMAND)
  1177. {
  1178. pSaveSccb = ((PSCCBcard) pCurrCard)->currentSCCB;
  1179. ((PSCCBcard) pCurrCard)->currentSCCB = p_Sccb;
  1180. FPT_queueSelectFail(&FPT_BL_Card[thisCard], thisCard);
  1181. ((PSCCBcard) pCurrCard)->currentSCCB = pSaveSccb;
  1182. }
  1183. else
  1184. {
  1185. FPT_queueAddSccb(p_Sccb,thisCard);
  1186. }
  1187. }
  1188. else if ((RD_HARPOON(ioport+hp_page_ctrl) & G_INT_DISABLE)) {
  1189. if(p_Sccb->OperationCode == RESET_COMMAND)
  1190. {
  1191. pSaveSccb = ((PSCCBcard) pCurrCard)->currentSCCB;
  1192. ((PSCCBcard) pCurrCard)->currentSCCB = p_Sccb;
  1193. FPT_queueSelectFail(&FPT_BL_Card[thisCard], thisCard);
  1194. ((PSCCBcard) pCurrCard)->currentSCCB = pSaveSccb;
  1195. }
  1196. else
  1197. {
  1198. FPT_queueAddSccb(p_Sccb,thisCard);
  1199. }
  1200. }
  1201. else {
  1202. MDISABLE_INT(ioport);
  1203. if((((PSCCBcard) pCurrCard)->globalFlags & F_CONLUN_IO) &&
  1204. ((FPT_sccbMgrTbl[thisCard][p_Sccb->TargID].TarStatus & TAR_TAG_Q_MASK) != TAG_Q_TRYING))
  1205. lun = p_Sccb->Lun;
  1206. else
  1207. lun = 0;
  1208. if ((((PSCCBcard) pCurrCard)->currentSCCB == NULL) &&
  1209. (FPT_sccbMgrTbl[thisCard][p_Sccb->TargID].TarSelQ_Cnt == 0) &&
  1210. (FPT_sccbMgrTbl[thisCard][p_Sccb->TargID].TarLUNBusy[lun]
  1211. == 0)) {
  1212. ((PSCCBcard) pCurrCard)->currentSCCB = p_Sccb;
  1213. FPT_ssel(p_Sccb->SccbIOPort,thisCard);
  1214. }
  1215. else {
  1216. if(p_Sccb->OperationCode == RESET_COMMAND)
  1217. {
  1218. pSaveSccb = ((PSCCBcard) pCurrCard)->currentSCCB;
  1219. ((PSCCBcard) pCurrCard)->currentSCCB = p_Sccb;
  1220. FPT_queueSelectFail(&FPT_BL_Card[thisCard], thisCard);
  1221. ((PSCCBcard) pCurrCard)->currentSCCB = pSaveSccb;
  1222. }
  1223. else
  1224. {
  1225. FPT_queueAddSccb(p_Sccb,thisCard);
  1226. }
  1227. }
  1228. MENABLE_INT(ioport);
  1229. }
  1230. }
  1231. /*---------------------------------------------------------------------
  1232. *
  1233. * Function: FlashPoint_AbortCCB
  1234. *
  1235. * Description: Abort the command pointed to by p_Sccb. When the
  1236. * command is completed it will be returned via the
  1237. * callback function.
  1238. *
  1239. *---------------------------------------------------------------------*/
  1240. static int FlashPoint_AbortCCB(ULONG pCurrCard, PSCCB p_Sccb)
  1241. {
  1242. ULONG ioport;
  1243. unsigned char thisCard;
  1244. CALL_BK_FN callback;
  1245. unsigned char TID;
  1246. PSCCB pSaveSCCB;
  1247. PSCCBMgr_tar_info currTar_Info;
  1248. ioport = ((PSCCBcard) pCurrCard)->ioPort;
  1249. thisCard = ((PSCCBcard)pCurrCard)->cardIndex;
  1250. if (!(RD_HARPOON(ioport+hp_page_ctrl) & G_INT_DISABLE))
  1251. {
  1252. if (FPT_queueFindSccb(p_Sccb,thisCard))
  1253. {
  1254. ((PSCCBcard)pCurrCard)->cmdCounter--;
  1255. if (!((PSCCBcard)pCurrCard)->cmdCounter)
  1256. WR_HARPOON(ioport+hp_semaphore,(RD_HARPOON(ioport+hp_semaphore)
  1257. & (unsigned char)(~(SCCB_MGR_ACTIVE | TICKLE_ME)) ));
  1258. p_Sccb->SccbStatus = SCCB_ABORT;
  1259. callback = p_Sccb->SccbCallback;
  1260. callback(p_Sccb);
  1261. return(0);
  1262. }
  1263. else
  1264. {
  1265. if (((PSCCBcard)pCurrCard)->currentSCCB == p_Sccb)
  1266. {
  1267. p_Sccb->SccbStatus = SCCB_ABORT;
  1268. return(0);
  1269. }
  1270. else
  1271. {
  1272. TID = p_Sccb->TargID;
  1273. if(p_Sccb->Sccb_tag)
  1274. {
  1275. MDISABLE_INT(ioport);
  1276. if (((PSCCBcard) pCurrCard)->discQ_Tbl[p_Sccb->Sccb_tag]==p_Sccb)
  1277. {
  1278. p_Sccb->SccbStatus = SCCB_ABORT;
  1279. p_Sccb->Sccb_scsistat = ABORT_ST;
  1280. p_Sccb->Sccb_scsimsg = SMABORT_TAG;
  1281. if(((PSCCBcard) pCurrCard)->currentSCCB == NULL)
  1282. {
  1283. ((PSCCBcard) pCurrCard)->currentSCCB = p_Sccb;
  1284. FPT_ssel(ioport, thisCard);
  1285. }
  1286. else
  1287. {
  1288. pSaveSCCB = ((PSCCBcard) pCurrCard)->currentSCCB;
  1289. ((PSCCBcard) pCurrCard)->currentSCCB = p_Sccb;
  1290. FPT_queueSelectFail((PSCCBcard) pCurrCard, thisCard);
  1291. ((PSCCBcard) pCurrCard)->currentSCCB = pSaveSCCB;
  1292. }
  1293. }
  1294. MENABLE_INT(ioport);
  1295. return(0);
  1296. }
  1297. else
  1298. {
  1299. currTar_Info = &FPT_sccbMgrTbl[thisCard][p_Sccb->TargID];
  1300. if(FPT_BL_Card[thisCard].discQ_Tbl[currTar_Info->LunDiscQ_Idx[p_Sccb->Lun]]
  1301. == p_Sccb)
  1302. {
  1303. p_Sccb->SccbStatus = SCCB_ABORT;
  1304. return(0);
  1305. }
  1306. }
  1307. }
  1308. }
  1309. }
  1310. return(-1);
  1311. }
  1312. /*---------------------------------------------------------------------
  1313. *
  1314. * Function: FlashPoint_InterruptPending
  1315. *
  1316. * Description: Do a quick check to determine if there is a pending
  1317. * interrupt for this card and disable the IRQ Pin if so.
  1318. *
  1319. *---------------------------------------------------------------------*/
  1320. static unsigned char FlashPoint_InterruptPending(ULONG pCurrCard)
  1321. {
  1322. ULONG ioport;
  1323. ioport = ((PSCCBcard)pCurrCard)->ioPort;
  1324. if (RD_HARPOON(ioport+hp_int_status) & INT_ASSERTED)
  1325. {
  1326. return(1);
  1327. }
  1328. else
  1329. return(0);
  1330. }
  1331. /*---------------------------------------------------------------------
  1332. *
  1333. * Function: FlashPoint_HandleInterrupt
  1334. *
  1335. * Description: This is our entry point when an interrupt is generated
  1336. * by the card and the upper level driver passes it on to
  1337. * us.
  1338. *
  1339. *---------------------------------------------------------------------*/
  1340. static int FlashPoint_HandleInterrupt(ULONG pCurrCard)
  1341. {
  1342. PSCCB currSCCB;
  1343. unsigned char thisCard,result,bm_status, bm_int_st;
  1344. USHORT hp_int;
  1345. unsigned char i, target;
  1346. ULONG ioport;
  1347. thisCard = ((PSCCBcard)pCurrCard)->cardIndex;
  1348. ioport = ((PSCCBcard)pCurrCard)->ioPort;
  1349. MDISABLE_INT(ioport);
  1350. if ((bm_int_st=RD_HARPOON(ioport+hp_int_status)) & EXT_STATUS_ON)
  1351. bm_status = RD_HARPOON(ioport+hp_ext_status) & (unsigned char)BAD_EXT_STATUS;
  1352. else
  1353. bm_status = 0;
  1354. WR_HARPOON(ioport+hp_int_mask, (INT_CMD_COMPL | SCSI_INTERRUPT));
  1355. while ((hp_int = RDW_HARPOON((ioport+hp_intstat)) & FPT_default_intena) |
  1356. bm_status)
  1357. {
  1358. currSCCB = ((PSCCBcard)pCurrCard)->currentSCCB;
  1359. if (hp_int & (FIFO | TIMEOUT | RESET | SCAM_SEL) || bm_status) {
  1360. result = FPT_SccbMgr_bad_isr(ioport,thisCard,((PSCCBcard)pCurrCard),hp_int);
  1361. WRW_HARPOON((ioport+hp_intstat), (FIFO | TIMEOUT | RESET | SCAM_SEL));
  1362. bm_status = 0;
  1363. if (result) {
  1364. MENABLE_INT(ioport);
  1365. return(result);
  1366. }
  1367. }
  1368. else if (hp_int & ICMD_COMP) {
  1369. if ( !(hp_int & BUS_FREE) ) {
  1370. /* Wait for the BusFree before starting a new command. We
  1371. must also check for being reselected since the BusFree
  1372. may not show up if another device reselects us in 1.5us or
  1373. less. SRR Wednesday, 3/8/1995.
  1374. */
  1375. while (!(RDW_HARPOON((ioport+hp_intstat)) & (BUS_FREE | RSEL))) ;
  1376. }
  1377. if (((PSCCBcard)pCurrCard)->globalFlags & F_HOST_XFER_ACT)
  1378. FPT_phaseChkFifo(ioport, thisCard);
  1379. /* WRW_HARPOON((ioport+hp_intstat),
  1380. (BUS_FREE | ICMD_COMP | ITAR_DISC | XFER_CNT_0));
  1381. */
  1382. WRW_HARPOON((ioport+hp_intstat), CLR_ALL_INT_1);
  1383. FPT_autoCmdCmplt(ioport,thisCard);
  1384. }
  1385. else if (hp_int & ITAR_DISC)
  1386. {
  1387. if (((PSCCBcard)pCurrCard)->globalFlags & F_HOST_XFER_ACT) {
  1388. FPT_phaseChkFifo(ioport, thisCard);
  1389. }
  1390. if (RD_HARPOON(ioport+hp_gp_reg_1) == SMSAVE_DATA_PTR) {
  1391. WR_HARPOON(ioport+hp_gp_reg_1, 0x00);
  1392. currSCCB->Sccb_XferState |= F_NO_DATA_YET;
  1393. currSCCB->Sccb_savedATC = currSCCB->Sccb_ATC;
  1394. }
  1395. currSCCB->Sccb_scsistat = DISCONNECT_ST;
  1396. FPT_queueDisconnect(currSCCB,thisCard);
  1397. /* Wait for the BusFree before starting a new command. We
  1398. must also check for being reselected since the BusFree
  1399. may not show up if another device reselects us in 1.5us or
  1400. less. SRR Wednesday, 3/8/1995.
  1401. */
  1402. while (!(RDW_HARPOON((ioport+hp_intstat)) & (BUS_FREE | RSEL)) &&
  1403. !((RDW_HARPOON((ioport+hp_intstat)) & PHASE) &&
  1404. RD_HARPOON((ioport+hp_scsisig)) ==
  1405. (SCSI_BSY | SCSI_REQ | SCSI_CD | SCSI_MSG | SCSI_IOBIT))) ;
  1406. /*
  1407. The additional loop exit condition above detects a timing problem
  1408. with the revision D/E harpoon chips. The caller should reset the
  1409. host adapter to recover when 0xFE is returned.
  1410. */
  1411. if (!(RDW_HARPOON((ioport+hp_intstat)) & (BUS_FREE | RSEL)))
  1412. {
  1413. MENABLE_INT(ioport);
  1414. return 0xFE;
  1415. }
  1416. WRW_HARPOON((ioport+hp_intstat), (BUS_FREE | ITAR_DISC));
  1417. ((PSCCBcard)pCurrCard)->globalFlags |= F_NEW_SCCB_CMD;
  1418. }
  1419. else if (hp_int & RSEL) {
  1420. WRW_HARPOON((ioport+hp_intstat), (PROG_HLT | RSEL | PHASE | BUS_FREE));
  1421. if (RDW_HARPOON((ioport+hp_intstat)) & ITAR_DISC)
  1422. {
  1423. if (((PSCCBcard)pCurrCard)->globalFlags & F_HOST_XFER_ACT)
  1424. {
  1425. FPT_phaseChkFifo(ioport, thisCard);
  1426. }
  1427. if (RD_HARPOON(ioport+hp_gp_reg_1) == SMSAVE_DATA_PTR)
  1428. {
  1429. WR_HARPOON(ioport+hp_gp_reg_1, 0x00);
  1430. currSCCB->Sccb_XferState |= F_NO_DATA_YET;
  1431. currSCCB->Sccb_savedATC = currSCCB->Sccb_ATC;
  1432. }
  1433. WRW_HARPOON((ioport+hp_intstat), (BUS_FREE | ITAR_DISC));
  1434. currSCCB->Sccb_scsistat = DISCONNECT_ST;
  1435. FPT_queueDisconnect(currSCCB,thisCard);
  1436. }
  1437. FPT_sres(ioport,thisCard,((PSCCBcard)pCurrCard));
  1438. FPT_phaseDecode(ioport,thisCard);
  1439. }
  1440. else if ((hp_int & IDO_STRT) && (!(hp_int & BUS_FREE)))
  1441. {
  1442. WRW_HARPOON((ioport+hp_intstat), (IDO_STRT | XFER_CNT_0));
  1443. FPT_phaseDecode(ioport,thisCard);
  1444. }
  1445. else if ( (hp_int & IUNKWN) || (hp_int & PROG_HLT) )
  1446. {
  1447. WRW_HARPOON((ioport+hp_intstat), (PHASE | IUNKWN | PROG_HLT));
  1448. if ((RD_HARPOON(ioport+hp_prgmcnt_0) & (unsigned char)0x3f)< (unsigned char)SELCHK)
  1449. {
  1450. FPT_phaseDecode(ioport,thisCard);
  1451. }
  1452. else
  1453. {
  1454. /* Harpoon problem some SCSI target device respond to selection
  1455. with short BUSY pulse (<400ns) this will make the Harpoon is not able
  1456. to latch the correct Target ID into reg. x53.
  1457. The work around require to correct this reg. But when write to this
  1458. reg. (0x53) also increment the FIFO write addr reg (0x6f), thus we
  1459. need to read this reg first then restore it later. After update to 0x53 */
  1460. i = (unsigned char)(RD_HARPOON(ioport+hp_fifowrite));
  1461. target = (unsigned char)(RD_HARPOON(ioport+hp_gp_reg_3));
  1462. WR_HARPOON(ioport+hp_xfer_pad, (unsigned char) ID_UNLOCK);
  1463. WR_HARPOON(ioport+hp_select_id, (unsigned char)(target | target<<4));
  1464. WR_HARPOON(ioport+hp_xfer_pad, (unsigned char) 0x00);
  1465. WR_HARPOON(ioport+hp_fifowrite, i);
  1466. WR_HARPOON(ioport+hp_autostart_3, (AUTO_IMMED+TAG_STRT));
  1467. }
  1468. }
  1469. else if (hp_int & XFER_CNT_0) {
  1470. WRW_HARPOON((ioport+hp_intstat), XFER_CNT_0);
  1471. FPT_schkdd(ioport,thisCard);
  1472. }
  1473. else if (hp_int & BUS_FREE) {
  1474. WRW_HARPOON((ioport+hp_intstat), BUS_FREE);
  1475. if (((PSCCBcard)pCurrCard)->globalFlags & F_HOST_XFER_ACT) {
  1476. FPT_hostDataXferAbort(ioport,thisCard,currSCCB);
  1477. }
  1478. FPT_phaseBusFree(ioport,thisCard);
  1479. }
  1480. else if (hp_int & ITICKLE) {
  1481. WRW_HARPOON((ioport+hp_intstat), ITICKLE);
  1482. ((PSCCBcard)pCurrCard)->globalFlags |= F_NEW_SCCB_CMD;
  1483. }
  1484. if (((PSCCBcard)pCurrCard)->globalFlags & F_NEW_SCCB_CMD) {
  1485. ((PSCCBcard)pCurrCard)->globalFlags &= ~F_NEW_SCCB_CMD;
  1486. if (((PSCCBcard)pCurrCard)->currentSCCB == NULL) {
  1487. FPT_queueSearchSelect(((PSCCBcard)pCurrCard),thisCard);
  1488. }
  1489. if (((PSCCBcard)pCurrCard)->currentSCCB != NULL) {
  1490. ((PSCCBcard)pCurrCard)->globalFlags &= ~F_NEW_SCCB_CMD;
  1491. FPT_ssel(ioport,thisCard);
  1492. }
  1493. break;
  1494. }
  1495. } /*end while */
  1496. MENABLE_INT(ioport);
  1497. return(0);
  1498. }
  1499. /*---------------------------------------------------------------------
  1500. *
  1501. * Function: Sccb_bad_isr
  1502. *
  1503. * Description: Some type of interrupt has occurred which is slightly
  1504. * out of the ordinary. We will now decode it fully, in
  1505. * this routine. This is broken up in an attempt to save
  1506. * processing time.
  1507. *
  1508. *---------------------------------------------------------------------*/
  1509. static unsigned char FPT_SccbMgr_bad_isr(ULONG p_port, unsigned char p_card,
  1510. PSCCBcard pCurrCard, USHORT p_int)
  1511. {
  1512. unsigned char temp, ScamFlg;
  1513. PSCCBMgr_tar_info currTar_Info;
  1514. PNVRamInfo pCurrNvRam;
  1515. if (RD_HARPOON(p_port+hp_ext_status) &
  1516. (BM_FORCE_OFF | PCI_DEV_TMOUT | BM_PARITY_ERR | PIO_OVERRUN) )
  1517. {
  1518. if (pCurrCard->globalFlags & F_HOST_XFER_ACT)
  1519. {
  1520. FPT_hostDataXferAbort(p_port,p_card, pCurrCard->currentSCCB);
  1521. }
  1522. if (RD_HARPOON(p_port+hp_pci_stat_cfg) & REC_MASTER_ABORT)
  1523. {
  1524. WR_HARPOON(p_port+hp_pci_stat_cfg,
  1525. (RD_HARPOON(p_port+hp_pci_stat_cfg) & ~REC_MASTER_ABORT));
  1526. WR_HARPOON(p_port+hp_host_blk_cnt, 0x00);
  1527. }
  1528. if (pCurrCard->currentSCCB != NULL)
  1529. {
  1530. if (!pCurrCard->currentSCCB->HostStatus)
  1531. pCurrCard->currentSCCB->HostStatus = SCCB_BM_ERR;
  1532. FPT_sxfrp(p_port,p_card);
  1533. temp = (unsigned char)(RD_HARPOON(p_port+hp_ee_ctrl) &
  1534. (EXT_ARB_ACK | SCSI_TERM_ENA_H));
  1535. WR_HARPOON(p_port+hp_ee_ctrl, ((unsigned char)temp | SEE_MS | SEE_CS));
  1536. WR_HARPOON(p_port+hp_ee_ctrl, temp);
  1537. if (!(RDW_HARPOON((p_port+hp_intstat)) & (BUS_FREE | RESET)))
  1538. {
  1539. FPT_phaseDecode(p_port,p_card);
  1540. }
  1541. }
  1542. }
  1543. else if (p_int & RESET)
  1544. {
  1545. WR_HARPOON(p_port+hp_clkctrl_0, CLKCTRL_DEFAULT);
  1546. WR_HARPOON(p_port+hp_sys_ctrl, 0x00);
  1547. if (pCurrCard->currentSCCB != NULL) {
  1548. if (pCurrCard->globalFlags & F_HOST_XFER_ACT)
  1549. FPT_hostDataXferAbort(p_port,p_card, pCurrCard->currentSCCB);
  1550. }
  1551. DISABLE_AUTO(p_port);
  1552. FPT_sresb(p_port,p_card);
  1553. while(RD_HARPOON(p_port+hp_scsictrl_0) & SCSI_RST) {}
  1554. pCurrNvRam = pCurrCard->pNvRamInfo;
  1555. if(pCurrNvRam){
  1556. ScamFlg = pCurrNvRam->niScamConf;
  1557. }
  1558. else{
  1559. ScamFlg = (unsigned char) FPT_utilEERead(p_port, SCAM_CONFIG/2);
  1560. }
  1561. FPT_XbowInit(p_port, ScamFlg);
  1562. FPT_scini(p_card, pCurrCard->ourId, 0);
  1563. return(0xFF);
  1564. }
  1565. else if (p_int & FIFO) {
  1566. WRW_HARPOON((p_port+hp_intstat), FIFO);
  1567. if (pCurrCard->currentSCCB != NULL)
  1568. FPT_sxfrp(p_port,p_card);
  1569. }
  1570. else if (p_int & TIMEOUT)
  1571. {
  1572. DISABLE_AUTO(p_port);
  1573. WRW_HARPOON((p_port+hp_intstat),
  1574. (PROG_HLT | TIMEOUT | SEL |BUS_FREE | PHASE | IUNKWN));
  1575. pCurrCard->currentSCCB->HostStatus = SCCB_SELECTION_TIMEOUT;
  1576. currTar_Info = &FPT_sccbMgrTbl[p_card][pCurrCard->currentSCCB->TargID];
  1577. if((pCurrCard->globalFlags & F_CONLUN_IO) &&
  1578. ((currTar_Info->TarStatus & TAR_TAG_Q_MASK) != TAG_Q_TRYING))
  1579. currTar_Info->TarLUNBusy[pCurrCard->currentSCCB->Lun] = 0;
  1580. else
  1581. currTar_Info->TarLUNBusy[0] = 0;
  1582. if (currTar_Info->TarEEValue & EE_SYNC_MASK)
  1583. {
  1584. currTar_Info->TarSyncCtrl = 0;
  1585. currTar_Info->TarStatus &= ~TAR_SYNC_MASK;
  1586. }
  1587. if (currTar_Info->TarEEValue & EE_WIDE_SCSI)
  1588. {
  1589. currTar_Info->TarStatus &= ~TAR_WIDE_MASK;
  1590. }
  1591. FPT_sssyncv(p_port, pCurrCard->currentSCCB->TargID, NARROW_SCSI,currTar_Info);
  1592. FPT_queueCmdComplete(pCurrCard, pCurrCard->currentSCCB, p_card);
  1593. }
  1594. else if (p_int & SCAM_SEL)
  1595. {
  1596. FPT_scarb(p_port,LEVEL2_TAR);
  1597. FPT_scsel(p_port);
  1598. FPT_scasid(p_card, p_port);
  1599. FPT_scbusf(p_port);
  1600. WRW_HARPOON((p_port+hp_intstat), SCAM_SEL);
  1601. }
  1602. return(0x00);
  1603. }
  1604. /*---------------------------------------------------------------------
  1605. *
  1606. * Function: SccbMgrTableInit
  1607. *
  1608. * Description: Initialize all Sccb manager data structures.
  1609. *
  1610. *---------------------------------------------------------------------*/
  1611. static void FPT_SccbMgrTableInitAll()
  1612. {
  1613. unsigned char thisCard;
  1614. for (thisCard = 0; thisCard < MAX_CARDS; thisCard++)
  1615. {
  1616. FPT_SccbMgrTableInitCard(&FPT_BL_Card[thisCard],thisCard);
  1617. FPT_BL_Card[thisCard].ioPort = 0x00;
  1618. FPT_BL_Card[thisCard].cardInfo = NULL;
  1619. FPT_BL_Card[thisCard].cardIndex = 0xFF;
  1620. FPT_BL_Card[thisCard].ourId = 0x00;
  1621. FPT_BL_Card[thisCard].pNvRamInfo = NULL;
  1622. }
  1623. }
  1624. /*---------------------------------------------------------------------
  1625. *
  1626. * Function: SccbMgrTableInit
  1627. *
  1628. * Description: Initialize all Sccb manager data structures.
  1629. *
  1630. *---------------------------------------------------------------------*/
  1631. static void FPT_SccbMgrTableInitCard(PSCCBcard pCurrCard, unsigned char p_card)
  1632. {
  1633. unsigned char scsiID, qtag;
  1634. for (qtag = 0; qtag < QUEUE_DEPTH; qtag++)
  1635. {
  1636. FPT_BL_Card[p_card].discQ_Tbl[qtag] = NULL;
  1637. }
  1638. for (scsiID = 0; scsiID < MAX_SCSI_TAR; scsiID++)
  1639. {
  1640. FPT_sccbMgrTbl[p_card][scsiID].TarStatus = 0;
  1641. FPT_sccbMgrTbl[p_card][scsiID].TarEEValue = 0;
  1642. FPT_SccbMgrTableInitTarget(p_card, scsiID);
  1643. }
  1644. pCurrCard->scanIndex = 0x00;
  1645. pCurrCard->currentSCCB = NULL;
  1646. pCurrCard->globalFlags = 0x00;
  1647. pCurrCard->cmdCounter = 0x00;
  1648. pCurrCard->tagQ_Lst = 0x01;
  1649. pCurrCard->discQCount = 0;
  1650. }
  1651. /*---------------------------------------------------------------------
  1652. *
  1653. * Function: SccbMgrTableInit
  1654. *
  1655. * Description: Initialize all Sccb manager data structures.
  1656. *
  1657. *---------------------------------------------------------------------*/
  1658. static void FPT_SccbMgrTableInitTarget(unsigned char p_card, unsigned char target)
  1659. {
  1660. unsigned char lun, qtag;
  1661. PSCCBMgr_tar_info currTar_Info;
  1662. currTar_Info = &FPT_sccbMgrTbl[p_card][target];
  1663. currTar_Info->TarSelQ_Cnt = 0;
  1664. currTar_Info->TarSyncCtrl = 0;
  1665. currTar_Info->TarSelQ_Head = NULL;
  1666. currTar_Info->TarSelQ_Tail = NULL;
  1667. currTar_Info->TarTagQ_Cnt = 0;
  1668. currTar_Info->TarLUN_CA = 0;
  1669. for (lun = 0; lun < MAX_LUN; lun++)
  1670. {
  1671. currTar_Info->TarLUNBusy[lun] = 0;
  1672. currTar_Info->LunDiscQ_Idx[lun] = 0;
  1673. }
  1674. for (qtag = 0; qtag < QUEUE_DEPTH; qtag++)
  1675. {
  1676. if(FPT_BL_Card[p_card].discQ_Tbl[qtag] != NULL)
  1677. {
  1678. if(FPT_BL_Card[p_card].discQ_Tbl[qtag]->TargID == target)
  1679. {
  1680. FPT_BL_Card[p_card].discQ_Tbl[qtag] = NULL;
  1681. FPT_BL_Card[p_card].discQCount--;
  1682. }
  1683. }
  1684. }
  1685. }
  1686. /*---------------------------------------------------------------------
  1687. *
  1688. * Function: sfetm
  1689. *
  1690. * Description: Read in a message byte from the SCSI bus, and check
  1691. * for a parity error.
  1692. *
  1693. *---------------------------------------------------------------------*/
  1694. static unsigned char FPT_sfm(ULONG port, PSCCB pCurrSCCB)
  1695. {
  1696. unsigned char message;
  1697. USHORT TimeOutLoop;
  1698. TimeOutLoop = 0;
  1699. while( (!(RD_HARPOON(port+hp_scsisig) & SCSI_REQ)) &&
  1700. (TimeOutLoop++ < 20000) ){}
  1701. WR_HARPOON(port+hp_portctrl_0, SCSI_PORT);
  1702. message = RD_HARPOON(port+hp_scsidata_0);
  1703. WR_HARPOON(port+hp_scsisig, SCSI_ACK + S_MSGI_PH);
  1704. if (TimeOutLoop > 20000)
  1705. message = 0x00; /* force message byte = 0 if Time Out on Req */
  1706. if ((RDW_HARPOON((port+hp_intstat)) & PARITY) &&
  1707. (RD_HARPOON(port+hp_addstat) & SCSI_PAR_ERR))
  1708. {
  1709. WR_HARPOON(port+hp_scsisig, (SCSI_ACK + S_ILL_PH));
  1710. WR_HARPOON(port+hp_xferstat, 0);
  1711. WR_HARPOON(port+hp_fiforead, 0);
  1712. WR_HARPOON(port+hp_fifowrite, 0);
  1713. if (pCurrSCCB != NULL)
  1714. {
  1715. pCurrSCCB->Sccb_scsimsg = SMPARITY;
  1716. }
  1717. message = 0x00;
  1718. do
  1719. {
  1720. ACCEPT_MSG_ATN(port);
  1721. TimeOutLoop = 0;
  1722. while( (!(RD_HARPOON(port+hp_scsisig) & SCSI_REQ)) &&
  1723. (TimeOutLoop++ < 20000) ){}
  1724. if (TimeOutLoop > 20000)
  1725. {
  1726. WRW_HARPOON((port+hp_intstat), PARITY);
  1727. return(message);
  1728. }
  1729. if ((RD_HARPOON(port+hp_scsisig) & S_SCSI_PHZ) != S_MSGI_PH)
  1730. {
  1731. WRW_HARPOON((port+hp_intstat), PARITY);
  1732. return(message);
  1733. }
  1734. WR_HARPOON(port+hp_portctrl_0, SCSI_PORT);
  1735. RD_HARPOON(port+hp_scsidata_0);
  1736. WR_HARPOON(port+hp_scsisig, (SCSI_ACK + S_ILL_PH));
  1737. }while(1);
  1738. }
  1739. WR_HARPOON(port+hp_scsisig, (SCSI_ACK + S_ILL_PH));
  1740. WR_HARPOON(port+hp_xferstat, 0);
  1741. WR_HARPOON(port+hp_fiforead, 0);
  1742. WR_HARPOON(port+hp_fifowrite, 0);
  1743. return(message);
  1744. }
  1745. /*---------------------------------------------------------------------
  1746. *
  1747. * Function: FPT_ssel
  1748. *
  1749. * Description: Load up automation and select target device.
  1750. *
  1751. *---------------------------------------------------------------------*/
  1752. static void FPT_ssel(ULONG port, unsigned char p_card)
  1753. {
  1754. unsigned char auto_loaded, i, target, *theCCB;
  1755. ULONG cdb_reg;
  1756. PSCCBcard CurrCard;
  1757. PSCCB currSCCB;
  1758. PSCCBMgr_tar_info currTar_Info;
  1759. unsigned char lastTag, lun;
  1760. CurrCard = &FPT_BL_Card[p_card];
  1761. currSCCB = CurrCard->currentSCCB;
  1762. target = currSCCB->TargID;
  1763. currTar_Info = &FPT_sccbMgrTbl[p_card][target];
  1764. lastTag = CurrCard->tagQ_Lst;
  1765. ARAM_ACCESS(port);
  1766. if ((currTar_Info->TarStatus & TAR_TAG_Q_MASK) == TAG_Q_REJECT)
  1767. currSCCB->ControlByte &= ~F_USE_CMD_Q;
  1768. if(((CurrCard->globalFlags & F_CONLUN_IO) &&
  1769. ((currTar_Info->TarStatus & TAR_TAG_Q_MASK) != TAG_Q_TRYING)))
  1770. lun = currSCCB->Lun;
  1771. else
  1772. lun = 0;
  1773. if (CurrCard->globalFlags & F_TAG_STARTED)
  1774. {
  1775. if (!(currSCCB->ControlByte & F_USE_CMD_Q))
  1776. {
  1777. if ((currTar_Info->TarLUN_CA == 0)
  1778. && ((currTar_Info->TarStatus & TAR_TAG_Q_MASK)
  1779. == TAG_Q_TRYING))
  1780. {
  1781. if (currTar_Info->TarTagQ_Cnt !=0)
  1782. {
  1783. currTar_Info->TarLUNBusy[lun] = 1;
  1784. FPT_queueSelectFail(CurrCard,p_card);
  1785. SGRAM_ACCESS(port);
  1786. return;
  1787. }
  1788. else {
  1789. currTar_Info->TarLUNBusy[lun] = 1;
  1790. }
  1791. } /*End non-tagged */
  1792. else {
  1793. currTar_Info->TarLUNBusy[lun] = 1;
  1794. }
  1795. } /*!Use cmd Q Tagged */
  1796. else {
  1797. if (currTar_Info->TarLUN_CA == 1)
  1798. {
  1799. FPT_queueSelectFail(CurrCard,p_card);
  1800. SGRAM_ACCESS(port);
  1801. return;
  1802. }
  1803. currTar_Info->TarLUNBusy[lun] = 1;
  1804. } /*else use cmd Q tagged */
  1805. } /*if glob tagged started */
  1806. else {
  1807. currTar_Info->TarLUNBusy[lun] = 1;
  1808. }
  1809. if((((CurrCard->globalFlags & F_CONLUN_IO) &&
  1810. ((currTar_Info->TarStatus & TAR_TAG_Q_MASK) != TAG_Q_TRYING))
  1811. || (!(currSCCB->ControlByte & F_USE_CMD_Q))))
  1812. {
  1813. if(CurrCard->discQCount >= QUEUE_DEPTH)
  1814. {
  1815. currTar_Info->TarLUNBusy[lun] = 1;
  1816. FPT_queueSelectFail(CurrCard,p_card);
  1817. SGRAM_ACCESS(port);
  1818. return;
  1819. }
  1820. for (i = 1; i < QUEUE_DEPTH; i++)
  1821. {
  1822. if (++lastTag >= QUEUE_DEPTH) lastTag = 1;
  1823. if (CurrCard->discQ_Tbl[lastTag] == NULL)
  1824. {
  1825. CurrCard->tagQ_Lst = lastTag;
  1826. currTar_Info->LunDiscQ_Idx[lun] = lastTag;
  1827. CurrCard->discQ_Tbl[lastTag] = currSCCB;
  1828. CurrCard->discQCount++;
  1829. break;
  1830. }
  1831. }
  1832. if(i == QUEUE_DEPTH)
  1833. {
  1834. currTar_Info->TarLUNBusy[lun] = 1;
  1835. FPT_queueSelectFail(CurrCard,p_card);
  1836. SGRAM_ACCESS(port);
  1837. return;
  1838. }
  1839. }
  1840. auto_loaded = 0;
  1841. WR_HARPOON(port+hp_select_id, target);
  1842. WR_HARPOON(port+hp_gp_reg_3, target); /* Use by new automation logic */
  1843. if (currSCCB->OperationCode == RESET_COMMAND) {
  1844. WRW_HARPOON((port+ID_MSG_STRT), (MPM_OP+AMSG_OUT+
  1845. (currSCCB->Sccb_idmsg & ~DISC_PRIV)));
  1846. WRW_HARPOON((port+ID_MSG_STRT+2),BRH_OP+ALWAYS+NP);
  1847. currSCCB->Sccb_scsimsg = SMDEV_RESET;
  1848. WR_HARPOON(port+hp_autostart_3, (SELECT+SELCHK_STRT));
  1849. auto_loaded = 1;
  1850. currSCCB->Sccb_scsistat = SELECT_BDR_ST;
  1851. if (currTar_Info->TarEEValue & EE_SYNC_MASK)
  1852. {
  1853. currTar_Info->TarSyncCtrl = 0;
  1854. currTar_Info->TarStatus &= ~TAR_SYNC_MASK;
  1855. }
  1856. if (currTar_Info->TarEEValue & EE_WIDE_SCSI)
  1857. {
  1858. currTar_Info->TarStatus &= ~TAR_WIDE_MASK;
  1859. }
  1860. FPT_sssyncv(port, target, NARROW_SCSI,currTar_Info);
  1861. FPT_SccbMgrTableInitTarget(p_card, target);
  1862. }
  1863. else if(currSCCB->Sccb_scsistat == ABORT_ST)
  1864. {
  1865. WRW_HARPOON((port+ID_MSG_STRT), (MPM_OP+AMSG_OUT+
  1866. (currSCCB->Sccb_idmsg & ~DISC_PRIV)));
  1867. WRW_HARPOON((port+ID_MSG_STRT+2),BRH_OP+ALWAYS+CMDPZ);
  1868. WRW_HARPOON((port+SYNC_MSGS+0), (MPM_OP+AMSG_OUT+
  1869. (((unsigned char)(currSCCB->ControlByte & TAG_TYPE_MASK)
  1870. >> 6) | (unsigned char)0x20)));
  1871. WRW_HARPOON((port+SYNC_MSGS+2),
  1872. (MPM_OP+AMSG_OUT+currSCCB->Sccb_tag));
  1873. WRW_HARPOON((port+SYNC_MSGS+4), (BRH_OP+ALWAYS+NP ));
  1874. WR_HARPOON(port+hp_autostart_3, (SELECT+SELCHK_STRT));
  1875. auto_loaded = 1;
  1876. }
  1877. else if (!(currTar_Info->TarStatus & WIDE_NEGOCIATED)) {
  1878. auto_loaded = FPT_siwidn(port,p_card);
  1879. currSCCB->Sccb_scsistat = SELECT_WN_ST;
  1880. }
  1881. else if (!((currTar_Info->TarStatus & TAR_SYNC_MASK)
  1882. == SYNC_SUPPORTED)) {
  1883. auto_loaded = FPT_sisyncn(port,p_card, 0);
  1884. currSCCB->Sccb_scsistat = SELECT_SN_ST;
  1885. }
  1886. if (!auto_loaded)
  1887. {
  1888. if (currSCCB->ControlByte & F_USE_CMD_Q)
  1889. {
  1890. CurrCard->globalFlags |= F_TAG_STARTED;
  1891. if ((currTar_Info->TarStatus & TAR_TAG_Q_MASK)
  1892. == TAG_Q_REJECT)
  1893. {
  1894. currSCCB->ControlByte &= ~F_USE_CMD_Q;
  1895. /* Fix up the start instruction with a jump to
  1896. Non-Tag-CMD handling */
  1897. WRW_HARPOON((port+ID_MSG_STRT),BRH_OP+ALWAYS+NTCMD);
  1898. WRW_HARPOON((port+NON_TAG_ID_MSG),
  1899. (MPM_OP+AMSG_OUT+currSCCB->Sccb_idmsg));
  1900. WR_HARPOON(port+hp_autostart_3, (SELECT+SELCHK_STRT));
  1901. /* Setup our STATE so we know what happend when
  1902. the wheels fall off. */
  1903. currSCCB->Sccb_scsistat = SELECT_ST;
  1904. currTar_Info->TarLUNBusy[lun] = 1;
  1905. }
  1906. else
  1907. {
  1908. WRW_HARPOON((port+ID_MSG_STRT), (MPM_OP+AMSG_OUT+currSCCB->Sccb_idmsg));
  1909. WRW_HARPOON((port+ID_MSG_STRT+2), (MPM_OP+AMSG_OUT+
  1910. (((unsigned char)(currSCCB->ControlByte & TAG_TYPE_MASK)
  1911. >> 6) | (unsigned char)0x20)));
  1912. for (i = 1; i < QUEUE_DEPTH; i++)
  1913. {
  1914. if (++lastTag >= QUEUE_DEPTH) lastTag = 1;
  1915. if (CurrCard->discQ_Tbl[lastTag] == NULL)
  1916. {
  1917. WRW_HARPOON((port+ID_MSG_STRT+6),
  1918. (MPM_OP+AMSG_OUT+lastTag));
  1919. CurrCard->tagQ_Lst = lastTag;
  1920. currSCCB->Sccb_tag = lastTag;
  1921. CurrCard->discQ_Tbl[lastTag] = currSCCB;
  1922. CurrCard->discQCount++;
  1923. break;
  1924. }
  1925. }
  1926. if ( i == QUEUE_DEPTH )
  1927. {
  1928. currTar_Info->TarLUNBusy[lun] = 1;
  1929. FPT_queueSelectFail(CurrCard,p_card);
  1930. SGRAM_ACCESS(port);
  1931. return;
  1932. }
  1933. currSCCB->Sccb_scsistat = SELECT_Q_ST;
  1934. WR_HARPOON(port+hp_autostart_3, (SELECT+SELCHK_STRT));
  1935. }
  1936. }
  1937. else
  1938. {
  1939. WRW_HARPOON((port+ID_MSG_STRT),BRH_OP+ALWAYS+NTCMD);
  1940. WRW_HARPOON((port+NON_TAG_ID_MSG),
  1941. (MPM_OP+AMSG_OUT+currSCCB->Sccb_idmsg));
  1942. currSCCB->Sccb_scsistat = SELECT_ST;
  1943. WR_HARPOON(port+hp_autostart_3, (SELECT+SELCHK_STRT));
  1944. }
  1945. theCCB = (unsigned char *)&currSCCB->Cdb[0];
  1946. cdb_reg = port + CMD_STRT;
  1947. for (i=0; i < currSCCB->CdbLength; i++)
  1948. {
  1949. WRW_HARPOON(cdb_reg, (MPM_OP + ACOMMAND + *theCCB));
  1950. cdb_reg +=2;
  1951. theCCB++;
  1952. }
  1953. if (currSCCB->CdbLength != TWELVE_BYTE_CMD)
  1954. WRW_HARPOON(cdb_reg, (BRH_OP+ALWAYS+ NP));
  1955. } /* auto_loaded */
  1956. WRW_HARPOON((port+hp_fiforead), (USHORT) 0x00);
  1957. WR_HARPOON(port+hp_xferstat, 0x00);
  1958. WRW_HARPOON((port+hp_intstat), (PROG_HLT | TIMEOUT | SEL | BUS_FREE));
  1959. WR_HARPOON(port+hp_portctrl_0,(SCSI_PORT));
  1960. if (!(currSCCB->Sccb_MGRFlags & F_DEV_SELECTED))
  1961. {
  1962. WR_HARPOON(port+hp_scsictrl_0, (SEL_TAR | ENA_ATN | ENA_RESEL | ENA_SCAM_SEL));
  1963. }
  1964. else
  1965. {
  1966. /* auto_loaded = (RD_HARPOON(port+hp_autostart_3) & (unsigned char)0x1F);
  1967. auto_loaded |= AUTO_IMMED; */
  1968. auto_loaded = AUTO_IMMED;
  1969. DISABLE_AUTO(port);
  1970. WR_HARPOON(port+hp_autostart_3, auto_loaded);
  1971. }
  1972. SGRAM_ACCESS(port);
  1973. }
  1974. /*---------------------------------------------------------------------
  1975. *
  1976. * Function: FPT_sres
  1977. *
  1978. * Description: Hookup the correct CCB and handle the incoming messages.
  1979. *
  1980. *---------------------------------------------------------------------*/
  1981. static void FPT_sres(ULONG port, unsigned char p_card, PSCCBcard pCurrCard)
  1982. {
  1983. unsigned char our_target, message, lun = 0, tag, msgRetryCount;
  1984. PSCCBMgr_tar_info currTar_Info;
  1985. PSCCB currSCCB;
  1986. if(pCurrCard->currentSCCB != NULL)
  1987. {
  1988. currTar_Info = &FPT_sccbMgrTbl[p_card][pCurrCard->currentSCCB->TargID];
  1989. DISABLE_AUTO(port);
  1990. WR_HARPOON((port+hp_scsictrl_0),(ENA_RESEL | ENA_SCAM_SEL));
  1991. currSCCB = pCurrCard->currentSCCB;
  1992. if(currSCCB->Sccb_scsistat == SELECT_WN_ST)
  1993. {
  1994. currTar_Info->TarStatus &= ~TAR_WIDE_MASK;
  1995. currSCCB->Sccb_scsistat = BUS_FREE_ST;
  1996. }
  1997. if(currSCCB->Sccb_scsistat == SELECT_SN_ST)
  1998. {
  1999. currTar_Info->TarStatus &= ~TAR_SYNC_MASK;
  2000. currSCCB->Sccb_scsistat = BUS_FREE_ST;
  2001. }
  2002. if(((pCurrCard->globalFlags & F_CONLUN_IO) &&
  2003. ((currTar_Info->TarStatus & TAR_TAG_Q_MASK) != TAG_Q_TRYING)))
  2004. {
  2005. currTar_Info->TarLUNBusy[currSCCB->Lun] = 0;
  2006. if(currSCCB->Sccb_scsistat != ABORT_ST)
  2007. {
  2008. pCurrCard->discQCount--;
  2009. pCurrCard->discQ_Tbl[currTar_Info->LunDiscQ_Idx[currSCCB->Lun]]
  2010. = NULL;
  2011. }
  2012. }
  2013. else
  2014. {
  2015. currTar_Info->TarLUNBusy[0] = 0;
  2016. if(currSCCB->Sccb_tag)
  2017. {
  2018. if(currSCCB->Sccb_scsistat != ABORT_ST)
  2019. {
  2020. pCurrCard->discQCount--;
  2021. pCurrCard->discQ_Tbl[currSCCB->Sccb_tag] = NULL;
  2022. }
  2023. }else
  2024. {
  2025. if(currSCCB->Sccb_scsistat != ABORT_ST)
  2026. {
  2027. pCurrCard->discQCount--;
  2028. pCurrCard->discQ_Tbl[currTar_Info->LunDiscQ_Idx[0]] = NULL;
  2029. }
  2030. }
  2031. }
  2032. FPT_queueSelectFail(&FPT_BL_Card[p_card],p_card);
  2033. }
  2034. WRW_HARPOON((port+hp_fiforead), (USHORT) 0x00);
  2035. our_target = (unsigned char)(RD_HARPOON(port+hp_select_id) >> 4);
  2036. currTar_Info = &FPT_sccbMgrTbl[p_card][our_target];
  2037. msgRetryCount = 0;
  2038. do
  2039. {
  2040. currTar_Info = &FPT_sccbMgrTbl[p_card][our_target];
  2041. tag = 0;
  2042. while(!(RD_HARPOON(port+hp_scsisig) & SCSI_REQ))
  2043. {
  2044. if (! (RD_HARPOON(port+hp_scsisig) & SCSI_BSY))
  2045. {
  2046. WRW_HARPOON((port+hp_intstat), PHASE);
  2047. return;
  2048. }
  2049. }
  2050. WRW_HARPOON((port+hp_intstat), PHASE);
  2051. if ((RD_HARPOON(port+hp_scsisig) & S_SCSI_PHZ) == S_MSGI_PH)
  2052. {
  2053. message = FPT_sfm(port,pCurrCard->currentSCCB);
  2054. if (message)
  2055. {
  2056. if (message <= (0x80 | LUN_MASK))
  2057. {
  2058. lun = message & (unsigned char)LUN_MASK;
  2059. if ((currTar_Info->TarStatus & TAR_TAG_Q_MASK) == TAG_Q_TRYING)
  2060. {
  2061. if (currTar_Info->TarTagQ_Cnt != 0)
  2062. {
  2063. if (!(currTar_Info->TarLUN_CA))
  2064. {
  2065. ACCEPT_MSG(port); /*Release the ACK for ID msg. */
  2066. message = FPT_sfm(port,pCurrCard->currentSCCB);
  2067. if (message)
  2068. {
  2069. ACCEPT_MSG(port);
  2070. }
  2071. else
  2072. message = 0;
  2073. if(message != 0)
  2074. {
  2075. tag = FPT_sfm(port,pCurrCard->currentSCCB);
  2076. if (!(tag))
  2077. message = 0;
  2078. }
  2079. } /*C.A. exists! */
  2080. } /*End Q cnt != 0 */
  2081. } /*End Tag cmds supported! */
  2082. } /*End valid ID message. */
  2083. else
  2084. {
  2085. ACCEPT_MSG_ATN(port);
  2086. }
  2087. } /* End good id message. */
  2088. else
  2089. {
  2090. message = 0;
  2091. }
  2092. }
  2093. else
  2094. {
  2095. ACCEPT_MSG_ATN(port);
  2096. while (!(RDW_HARPOON((port+hp_intstat)) & (PHASE | RESET)) &&
  2097. !(RD_HARPOON(port+hp_scsisig) & SCSI_REQ) &&
  2098. (RD_HARPOON(port+hp_scsisig) & SCSI_BSY)) ;
  2099. return;
  2100. }
  2101. if(message == 0)
  2102. {
  2103. msgRetryCount++;
  2104. if(msgRetryCount == 1)
  2105. {
  2106. FPT_SendMsg(port, SMPARITY);
  2107. }
  2108. else
  2109. {
  2110. FPT_SendMsg(port, SMDEV_RESET);
  2111. FPT_sssyncv(port, our_target, NARROW_SCSI,currTar_Info);
  2112. if (FPT_sccbMgrTbl[p_card][our_target].TarEEValue & EE_SYNC_MASK)
  2113. {
  2114. FPT_sccbMgrTbl[p_card][our_target].TarStatus &= ~TAR_SYNC_MASK;
  2115. }
  2116. if (FPT_sccbMgrTbl[p_card][our_target].TarEEValue & EE_WIDE_SCSI)
  2117. {
  2118. FPT_sccbMgrTbl[p_card][our_target].TarStatus &= ~TAR_WIDE_MASK;
  2119. }
  2120. FPT_queueFlushTargSccb(p_card, our_target, SCCB_COMPLETE);
  2121. FPT_SccbMgrTableInitTarget(p_card,our_target);
  2122. return;
  2123. }
  2124. }
  2125. }while(message == 0);
  2126. if(((pCurrCard->globalFlags & F_CONLUN_IO) &&
  2127. ((currTar_Info->TarStatus & TAR_TAG_Q_MASK) != TAG_Q_TRYING)))
  2128. {
  2129. currTar_Info->TarLUNBusy[lun] = 1;
  2130. pCurrCard->currentSCCB = pCurrCard->discQ_Tbl[currTar_Info->LunDiscQ_Idx[lun]];
  2131. if(pCurrCard->currentSCCB != NULL)
  2132. {
  2133. ACCEPT_MSG(port);
  2134. }
  2135. else
  2136. {
  2137. ACCEPT_MSG_ATN(port);
  2138. }
  2139. }
  2140. else
  2141. {
  2142. currTar_Info->TarLUNBusy[0] = 1;
  2143. if (tag)
  2144. {
  2145. if (pCurrCard->discQ_Tbl[tag] != NULL)
  2146. {
  2147. pCurrCard->currentSCCB = pCurrCard->discQ_Tbl[tag];
  2148. currTar_Info->TarTagQ_Cnt--;
  2149. ACCEPT_MSG(port);
  2150. }
  2151. else
  2152. {
  2153. ACCEPT_MSG_ATN(port);
  2154. }
  2155. }else
  2156. {
  2157. pCurrCard->currentSCCB = pCurrCard->discQ_Tbl[currTar_Info->LunDiscQ_Idx[0]];
  2158. if(pCurrCard->currentSCCB != NULL)
  2159. {
  2160. ACCEPT_MSG(port);
  2161. }
  2162. else
  2163. {
  2164. ACCEPT_MSG_ATN(port);
  2165. }
  2166. }
  2167. }
  2168. if(pCurrCard->currentSCCB != NULL)
  2169. {
  2170. if(pCurrCard->currentSCCB->Sccb_scsistat == ABORT_ST)
  2171. {
  2172. /* During Abort Tag command, the target could have got re-selected
  2173. and completed the command. Check the select Q and remove the CCB
  2174. if it is in the Select Q */
  2175. FPT_queueFindSccb(pCurrCard->currentSCCB, p_card);
  2176. }
  2177. }
  2178. while (!(RDW_HARPOON((port+hp_intstat)) & (PHASE | RESET)) &&
  2179. !(RD_HARPOON(port+hp_scsisig) & SCSI_REQ) &&
  2180. (RD_HARPOON(port+hp_scsisig) & SCSI_BSY)) ;
  2181. }
  2182. static void FPT_SendMsg(ULONG port, unsigned char message)
  2183. {
  2184. while(!(RD_HARPOON(port+hp_scsisig) & SCSI_REQ))
  2185. {
  2186. if (! (RD_HARPOON(port+hp_scsisig) & SCSI_BSY))
  2187. {
  2188. WRW_HARPOON((port+hp_intstat), PHASE);
  2189. return;
  2190. }
  2191. }
  2192. WRW_HARPOON((port+hp_intstat), PHASE);
  2193. if ((RD_HARPOON(port+hp_scsisig) & S_SCSI_PHZ) == S_MSGO_PH)
  2194. {
  2195. WRW_HARPOON((port+hp_intstat), (BUS_FREE | PHASE | XFER_CNT_0));
  2196. WR_HARPOON(port+hp_portctrl_0, SCSI_BUS_EN);
  2197. WR_HARPOON(port+hp_scsidata_0,message);
  2198. WR_HARPOON(port+hp_scsisig, (SCSI_ACK + S_ILL_PH));
  2199. ACCEPT_MSG(port);
  2200. WR_HARPOON(port+hp_portctrl_0, 0x00);
  2201. if ((message == SMABORT) || (message == SMDEV_RESET) ||
  2202. (message == SMABORT_TAG) )
  2203. {
  2204. while(!(RDW_HARPOON((port+hp_intstat)) & (BUS_FREE | PHASE))) {}
  2205. if (RDW_HARPOON((port+hp_intstat)) & BUS_FREE)
  2206. {
  2207. WRW_HARPOON((port+hp_intstat), BUS_FREE);
  2208. }
  2209. }
  2210. }
  2211. }
  2212. /*---------------------------------------------------------------------
  2213. *
  2214. * Function: FPT_sdecm
  2215. *
  2216. * Description: Determine the proper responce to the message from the
  2217. * target device.
  2218. *
  2219. *---------------------------------------------------------------------*/
  2220. static void FPT_sdecm(unsigned char message, ULONG port, unsigned char p_card)
  2221. {
  2222. PSCCB currSCCB;
  2223. PSCCBcard CurrCard;
  2224. PSCCBMgr_tar_info currTar_Info;
  2225. CurrCard = &FPT_BL_Card[p_card];
  2226. currSCCB = CurrCard->currentSCCB;
  2227. currTar_Info = &FPT_sccbMgrTbl[p_card][currSCCB->TargID];
  2228. if (message == SMREST_DATA_PTR)
  2229. {
  2230. if (!(currSCCB->Sccb_XferState & F_NO_DATA_YET))
  2231. {
  2232. currSCCB->Sccb_ATC = currSCCB->Sccb_savedATC;
  2233. FPT_hostDataXferRestart(currSCCB);
  2234. }
  2235. ACCEPT_MSG(port);
  2236. WR_HARPOON(port+hp_autostart_1, (AUTO_IMMED+DISCONNECT_START));
  2237. }
  2238. else if (message == SMCMD_COMP)
  2239. {
  2240. if (currSCCB->Sccb_scsistat == SELECT_Q_ST)
  2241. {
  2242. currTar_Info->TarStatus &= ~(unsigned char)TAR_TAG_Q_MASK;
  2243. currTar_Info->TarStatus |= (unsigned char)TAG_Q_REJECT;
  2244. }
  2245. ACCEPT_MSG(port);
  2246. }
  2247. else if ((message == SMNO_OP) || (message >= SMIDENT)
  2248. || (message == SMINIT_RECOVERY) || (message == SMREL_RECOVERY))
  2249. {
  2250. ACCEPT_MSG(port);
  2251. WR_HARPOON(port+hp_autostart_1, (AUTO_IMMED+DISCONNECT_START));
  2252. }
  2253. else if (message == SMREJECT)
  2254. {
  2255. if ((currSCCB->Sccb_scsistat == SELECT_SN_ST) ||
  2256. (currSCCB->Sccb_scsistat == SELECT_WN_ST) ||
  2257. ((currTar_Info->TarStatus & TAR_SYNC_MASK) == SYNC_TRYING ) ||
  2258. ((currTar_Info->TarStatus & TAR_TAG_Q_MASK) == TAG_Q_TRYING ) )
  2259. {
  2260. WRW_HARPOON((port+hp_intstat), BUS_FREE);
  2261. ACCEPT_MSG(port);
  2262. while ((!(RD_HARPOON(port+hp_scsisig) & SCSI_REQ)) &&
  2263. (!(RDW_HARPOON((port+hp_intstat)) & BUS_FREE))) {}
  2264. if(currSCCB->Lun == 0x00)
  2265. {
  2266. if ((currSCCB->Sccb_scsistat == SELECT_SN_ST))
  2267. {
  2268. currTar_Info->TarStatus |= (unsigned char)SYNC_SUPPORTED;
  2269. currTar_Info->TarEEValue &= ~EE_SYNC_MASK;
  2270. }
  2271. else if ((currSCCB->Sccb_scsistat == SELECT_WN_ST))
  2272. {
  2273. currTar_Info->TarStatus = (currTar_Info->TarStatus &
  2274. ~WIDE_ENABLED) | WIDE_NEGOCIATED;
  2275. currTar_Info->TarEEValue &= ~EE_WIDE_SCSI;
  2276. }
  2277. else if ((currTar_Info->TarStatus & TAR_TAG_Q_MASK) == TAG_Q_TRYING )
  2278. {
  2279. currTar_Info->TarStatus = (currTar_Info->TarStatus &
  2280. ~(unsigned char)TAR_TAG_Q_MASK) | TAG_Q_REJECT;
  2281. currSCCB->ControlByte &= ~F_USE_CMD_Q;
  2282. CurrCard->discQCount--;
  2283. CurrCard->discQ_Tbl[currSCCB->Sccb_tag] = NULL;
  2284. currSCCB->Sccb_tag = 0x00;
  2285. }
  2286. }
  2287. if (RDW_HARPOON((port+hp_intstat)) & BUS_FREE)
  2288. {
  2289. if(currSCCB->Lun == 0x00)
  2290. {
  2291. WRW_HARPOON((port+hp_intstat), BUS_FREE);
  2292. CurrCard->globalFlags |= F_NEW_SCCB_CMD;
  2293. }
  2294. }
  2295. else
  2296. {
  2297. if((CurrCard->globalFlags & F_CONLUN_IO) &&
  2298. ((currTar_Info->TarStatus & TAR_TAG_Q_MASK) != TAG_Q_TRYING))
  2299. currTar_Info->TarLUNBusy[currSCCB->Lun] = 1;
  2300. else
  2301. currTar_Info->TarLUNBusy[0] = 1;
  2302. currSCCB->ControlByte &= ~(unsigned char)F_USE_CMD_Q;
  2303. WR_HARPOON(port+hp_autostart_1, (AUTO_IMMED+DISCONNECT_START));
  2304. }
  2305. }
  2306. else
  2307. {
  2308. ACCEPT_MSG(port);
  2309. while ((!(RD_HARPOON(port+hp_scsisig) & SCSI_REQ)) &&
  2310. (!(RDW_HARPOON((port+hp_intstat)) & BUS_FREE))) {}
  2311. if (!(RDW_HARPOON((port+hp_intstat)) & BUS_FREE))
  2312. {
  2313. WR_HARPOON(port+hp_autostart_1, (AUTO_IMMED+DISCONNECT_START));
  2314. }
  2315. }
  2316. }
  2317. else if (message == SMEXT)
  2318. {
  2319. ACCEPT_MSG(port);
  2320. FPT_shandem(port,p_card,currSCCB);
  2321. }
  2322. else if (message == SMIGNORWR)
  2323. {
  2324. ACCEPT_MSG(port); /* ACK the RESIDUE MSG */
  2325. message = FPT_sfm(port,currSCCB);
  2326. if(currSCCB->Sccb_scsimsg != SMPARITY)
  2327. ACCEPT_MSG(port);
  2328. WR_HARPOON(port+hp_autostart_1, (AUTO_IMMED+DISCONNECT_START));
  2329. }
  2330. else
  2331. {
  2332. currSCCB->HostStatus = SCCB_PHASE_SEQUENCE_FAIL;
  2333. currSCCB->Sccb_scsimsg = SMREJECT;
  2334. ACCEPT_MSG_ATN(port);
  2335. WR_HARPOON(port+hp_autostart_1, (AUTO_IMMED+DISCONNECT_START));
  2336. }
  2337. }
  2338. /*---------------------------------------------------------------------
  2339. *
  2340. * Function: FPT_shandem
  2341. *
  2342. * Description: Decide what to do with the extended message.
  2343. *
  2344. *---------------------------------------------------------------------*/
  2345. static void FPT_shandem(ULONG port, unsigned char p_card, PSCCB pCurrSCCB)
  2346. {
  2347. unsigned char length,message;
  2348. length = FPT_sfm(port,pCurrSCCB);
  2349. if (length)
  2350. {
  2351. ACCEPT_MSG(port);
  2352. message = FPT_sfm(port,pCurrSCCB);
  2353. if (message)
  2354. {
  2355. if (message == SMSYNC)
  2356. {
  2357. if (length == 0x03)
  2358. {
  2359. ACCEPT_MSG(port);
  2360. FPT_stsyncn(port,p_card);
  2361. }
  2362. else
  2363. {
  2364. pCurrSCCB->Sccb_scsimsg = SMREJECT;
  2365. ACCEPT_MSG_ATN(port);
  2366. }
  2367. }
  2368. else if (message == SMWDTR)
  2369. {
  2370. if (length == 0x02)
  2371. {
  2372. ACCEPT_MSG(port);
  2373. FPT_stwidn(port,p_card);
  2374. }
  2375. else
  2376. {
  2377. pCurrSCCB->Sccb_scsimsg = SMREJECT;
  2378. ACCEPT_MSG_ATN(port);
  2379. WR_HARPOON(port+hp_autostart_1, (AUTO_IMMED+DISCONNECT_START));
  2380. }
  2381. }
  2382. else
  2383. {
  2384. pCurrSCCB->Sccb_scsimsg = SMREJECT;
  2385. ACCEPT_MSG_ATN(port);
  2386. WR_HARPOON(port+hp_autostart_1, (AUTO_IMMED+DISCONNECT_START));
  2387. }
  2388. }
  2389. else
  2390. {
  2391. if(pCurrSCCB->Sccb_scsimsg != SMPARITY)
  2392. ACCEPT_MSG(port);
  2393. WR_HARPOON(port+hp_autostart_1, (AUTO_IMMED+DISCONNECT_START));
  2394. }
  2395. }else
  2396. {
  2397. if(pCurrSCCB->Sccb_scsimsg == SMPARITY)
  2398. WR_HARPOON(port+hp_autostart_1, (AUTO_IMMED+DISCONNECT_START));
  2399. }
  2400. }
  2401. /*---------------------------------------------------------------------
  2402. *
  2403. * Function: FPT_sisyncn
  2404. *
  2405. * Description: Read in a message byte from the SCSI bus, and check
  2406. * for a parity error.
  2407. *
  2408. *---------------------------------------------------------------------*/
  2409. static unsigned char FPT_sisyncn(ULONG port, unsigned char p_card, unsigned char syncFlag)
  2410. {
  2411. PSCCB currSCCB;
  2412. PSCCBMgr_tar_info currTar_Info;
  2413. currSCCB = FPT_BL_Card[p_card].currentSCCB;
  2414. currTar_Info = &FPT_sccbMgrTbl[p_card][currSCCB->TargID];
  2415. if (!((currTar_Info->TarStatus & TAR_SYNC_MASK) == SYNC_TRYING)) {
  2416. WRW_HARPOON((port+ID_MSG_STRT),
  2417. (MPM_OP+AMSG_OUT+(currSCCB->Sccb_idmsg & ~(unsigned char)DISC_PRIV)));
  2418. WRW_HARPOON((port+ID_MSG_STRT+2),BRH_OP+ALWAYS+CMDPZ);
  2419. WRW_HARPOON((port+SYNC_MSGS+0), (MPM_OP+AMSG_OUT+SMEXT ));
  2420. WRW_HARPOON((port+SYNC_MSGS+2), (MPM_OP+AMSG_OUT+0x03 ));
  2421. WRW_HARPOON((port+SYNC_MSGS+4), (MPM_OP+AMSG_OUT+SMSYNC));
  2422. if ((currTar_Info->TarEEValue & EE_SYNC_MASK) == EE_SYNC_20MB)
  2423. WRW_HARPOON((port+SYNC_MSGS+6), (MPM_OP+AMSG_OUT+ 12));
  2424. else if ((currTar_Info->TarEEValue & EE_SYNC_MASK) == EE_SYNC_10MB)
  2425. WRW_HARPOON((port+SYNC_MSGS+6), (MPM_OP+AMSG_OUT+ 25));
  2426. else if ((currTar_Info->TarEEValue & EE_SYNC_MASK) == EE_SYNC_5MB)
  2427. WRW_HARPOON((port+SYNC_MSGS+6), (MPM_OP+AMSG_OUT+ 50));
  2428. else
  2429. WRW_HARPOON((port+SYNC_MSGS+6), (MPM_OP+AMSG_OUT+ 00));
  2430. WRW_HARPOON((port+SYNC_MSGS+8), (RAT_OP ));
  2431. WRW_HARPOON((port+SYNC_MSGS+10),(MPM_OP+AMSG_OUT+DEFAULT_OFFSET));
  2432. WRW_HARPOON((port+SYNC_MSGS+12),(BRH_OP+ALWAYS+NP ));
  2433. if(syncFlag == 0)
  2434. {
  2435. WR_HARPOON(port+hp_autostart_3, (SELECT+SELCHK_STRT));
  2436. currTar_Info->TarStatus = ((currTar_Info->TarStatus &
  2437. ~(unsigned char)TAR_SYNC_MASK) | (unsigned char)SYNC_TRYING);
  2438. }
  2439. else
  2440. {
  2441. WR_HARPOON(port+hp_autostart_3, (AUTO_IMMED + CMD_ONLY_STRT));
  2442. }
  2443. return(1);
  2444. }
  2445. else {
  2446. currTar_Info->TarStatus |= (unsigned char)SYNC_SUPPORTED;
  2447. currTar_Info->TarEEValue &= ~EE_SYNC_MASK;
  2448. return(0);
  2449. }
  2450. }
  2451. /*---------------------------------------------------------------------
  2452. *
  2453. * Function: FPT_stsyncn
  2454. *
  2455. * Description: The has sent us a Sync Nego message so handle it as
  2456. * necessary.
  2457. *
  2458. *---------------------------------------------------------------------*/
  2459. static void FPT_stsyncn(ULONG port, unsigned char p_card)
  2460. {
  2461. unsigned char sync_msg,offset,sync_reg,our_sync_msg;
  2462. PSCCB currSCCB;
  2463. PSCCBMgr_tar_info currTar_Info;
  2464. currSCCB = FPT_BL_Card[p_card].currentSCCB;
  2465. currTar_Info = &FPT_sccbMgrTbl[p_card][currSCCB->TargID];
  2466. sync_msg = FPT_sfm(port,currSCCB);
  2467. if((sync_msg == 0x00) && (currSCCB->Sccb_scsimsg == SMPARITY))
  2468. {
  2469. WR_HARPOON(port+hp_autostart_1, (AUTO_IMMED+DISCONNECT_START));
  2470. return;
  2471. }
  2472. ACCEPT_MSG(port);
  2473. offset = FPT_sfm(port,currSCCB);
  2474. if((offset == 0x00) && (currSCCB->Sccb_scsimsg == SMPARITY))
  2475. {
  2476. WR_HARPOON(port+hp_autostart_1, (AUTO_IMMED+DISCONNECT_START));
  2477. return;
  2478. }
  2479. if ((currTar_Info->TarEEValue & EE_SYNC_MASK) == EE_SYNC_20MB)
  2480. our_sync_msg = 12; /* Setup our Message to 20mb/s */
  2481. else if ((currTar_Info->TarEEValue & EE_SYNC_MASK) == EE_SYNC_10MB)
  2482. our_sync_msg = 25; /* Setup our Message to 10mb/s */
  2483. else if ((currTar_Info->TarEEValue & EE_SYNC_MASK) == EE_SYNC_5MB)
  2484. our_sync_msg = 50; /* Setup our Message to 5mb/s */
  2485. else
  2486. our_sync_msg = 0; /* Message = Async */
  2487. if (sync_msg < our_sync_msg) {
  2488. sync_msg = our_sync_msg; /*if faster, then set to max. */
  2489. }
  2490. if (offset == ASYNC)
  2491. sync_msg = ASYNC;
  2492. if (offset > MAX_OFFSET)
  2493. offset = MAX_OFFSET;
  2494. sync_reg = 0x00;
  2495. if (sync_msg > 12)
  2496. sync_reg = 0x20; /* Use 10MB/s */
  2497. if (sync_msg > 25)
  2498. sync_reg = 0x40; /* Use 6.6MB/s */
  2499. if (sync_msg > 38)
  2500. sync_reg = 0x60; /* Use 5MB/s */
  2501. if (sync_msg > 50)
  2502. sync_reg = 0x80; /* Use 4MB/s */
  2503. if (sync_msg > 62)
  2504. sync_reg = 0xA0; /* Use 3.33MB/s */
  2505. if (sync_msg > 75)
  2506. sync_reg = 0xC0; /* Use 2.85MB/s */
  2507. if (sync_msg > 87)
  2508. sync_reg = 0xE0; /* Use 2.5MB/s */
  2509. if (sync_msg > 100) {
  2510. sync_reg = 0x00; /* Use ASYNC */
  2511. offset = 0x00;
  2512. }
  2513. if (currTar_Info->TarStatus & WIDE_ENABLED)
  2514. sync_reg |= offset;
  2515. else
  2516. sync_reg |= (offset | NARROW_SCSI);
  2517. FPT_sssyncv(port,currSCCB->TargID,sync_reg,currTar_Info);
  2518. if (currSCCB->Sccb_scsistat == SELECT_SN_ST) {
  2519. ACCEPT_MSG(port);
  2520. currTar_Info->TarStatus = ((currTar_Info->TarStatus &
  2521. ~(unsigned char)TAR_SYNC_MASK) | (unsigned char)SYNC_SUPPORTED);
  2522. WR_HARPOON(port+hp_autostart_1, (AUTO_IMMED+DISCONNECT_START));
  2523. }
  2524. else {
  2525. ACCEPT_MSG_ATN(port);
  2526. FPT_sisyncr(port,sync_msg,offset);
  2527. currTar_Info->TarStatus = ((currTar_Info->TarStatus &
  2528. ~(unsigned char)TAR_SYNC_MASK) | (unsigned char)SYNC_SUPPORTED);
  2529. }
  2530. }
  2531. /*---------------------------------------------------------------------
  2532. *
  2533. * Function: FPT_sisyncr
  2534. *
  2535. * Description: Answer the targets sync message.
  2536. *
  2537. *---------------------------------------------------------------------*/
  2538. static void FPT_sisyncr(ULONG port,unsigned char sync_pulse, unsigned char offset)
  2539. {
  2540. ARAM_ACCESS(port);
  2541. WRW_HARPOON((port+SYNC_MSGS+0), (MPM_OP+AMSG_OUT+SMEXT ));
  2542. WRW_HARPOON((port+SYNC_MSGS+2), (MPM_OP+AMSG_OUT+0x03 ));
  2543. WRW_HARPOON((port+SYNC_MSGS+4), (MPM_OP+AMSG_OUT+SMSYNC));
  2544. WRW_HARPOON((port+SYNC_MSGS+6), (MPM_OP+AMSG_OUT+sync_pulse));
  2545. WRW_HARPOON((port+SYNC_MSGS+8), (RAT_OP ));
  2546. WRW_HARPOON((port+SYNC_MSGS+10),(MPM_OP+AMSG_OUT+offset));
  2547. WRW_HARPOON((port+SYNC_MSGS+12),(BRH_OP+ALWAYS+NP ));
  2548. SGRAM_ACCESS(port);
  2549. WR_HARPOON(port+hp_portctrl_0, SCSI_PORT);
  2550. WRW_HARPOON((port+hp_intstat), CLR_ALL_INT_1);
  2551. WR_HARPOON(port+hp_autostart_3, (AUTO_IMMED+CMD_ONLY_STRT));
  2552. while (!(RDW_HARPOON((port+hp_intstat)) & (BUS_FREE | AUTO_INT))) {}
  2553. }
  2554. /*---------------------------------------------------------------------
  2555. *
  2556. * Function: FPT_siwidn
  2557. *
  2558. * Description: Read in a message byte from the SCSI bus, and check
  2559. * for a parity error.
  2560. *
  2561. *---------------------------------------------------------------------*/
  2562. static unsigned char FPT_siwidn(ULONG port, unsigned char p_card)
  2563. {
  2564. PSCCB currSCCB;
  2565. PSCCBMgr_tar_info currTar_Info;
  2566. currSCCB = FPT_BL_Card[p_card].currentSCCB;
  2567. currTar_Info = &FPT_sccbMgrTbl[p_card][currSCCB->TargID];
  2568. if (!((currTar_Info->TarStatus & TAR_WIDE_MASK) == WIDE_NEGOCIATED)) {
  2569. WRW_HARPOON((port+ID_MSG_STRT),
  2570. (MPM_OP+AMSG_OUT+(currSCCB->Sccb_idmsg & ~(unsigned char)DISC_PRIV)));
  2571. WRW_HARPOON((port+ID_MSG_STRT+2),BRH_OP+ALWAYS+CMDPZ);
  2572. WRW_HARPOON((port+SYNC_MSGS+0), (MPM_OP+AMSG_OUT+SMEXT ));
  2573. WRW_HARPOON((port+SYNC_MSGS+2), (MPM_OP+AMSG_OUT+0x02 ));
  2574. WRW_HARPOON((port+SYNC_MSGS+4), (MPM_OP+AMSG_OUT+SMWDTR));
  2575. WRW_HARPOON((port+SYNC_MSGS+6), (RAT_OP ));
  2576. WRW_HARPOON((port+SYNC_MSGS+8), (MPM_OP+AMSG_OUT+ SM16BIT));
  2577. WRW_HARPOON((port+SYNC_MSGS+10),(BRH_OP+ALWAYS+NP ));
  2578. WR_HARPOON(port+hp_autostart_3, (SELECT+SELCHK_STRT));
  2579. currTar_Info->TarStatus = ((currTar_Info->TarStatus &
  2580. ~(unsigned char)TAR_WIDE_MASK) | (unsigned char)WIDE_ENABLED);
  2581. return(1);
  2582. }
  2583. else {
  2584. currTar_Info->TarStatus = ((currTar_Info->TarStatus &
  2585. ~(unsigned char)TAR_WIDE_MASK) | WIDE_NEGOCIATED);
  2586. currTar_Info->TarEEValue &= ~EE_WIDE_SCSI;
  2587. return(0);
  2588. }
  2589. }
  2590. /*---------------------------------------------------------------------
  2591. *
  2592. * Function: FPT_stwidn
  2593. *
  2594. * Description: The has sent us a Wide Nego message so handle it as
  2595. * necessary.
  2596. *
  2597. *---------------------------------------------------------------------*/
  2598. static void FPT_stwidn(ULONG port, unsigned char p_card)
  2599. {
  2600. unsigned char width;
  2601. PSCCB currSCCB;
  2602. PSCCBMgr_tar_info currTar_Info;
  2603. currSCCB = FPT_BL_Card[p_card].currentSCCB;
  2604. currTar_Info = &FPT_sccbMgrTbl[p_card][currSCCB->TargID];
  2605. width = FPT_sfm(port,currSCCB);
  2606. if((width == 0x00) && (currSCCB->Sccb_scsimsg == SMPARITY))
  2607. {
  2608. WR_HARPOON(port+hp_autostart_1, (AUTO_IMMED+DISCONNECT_START));
  2609. return;
  2610. }
  2611. if (!(currTar_Info->TarEEValue & EE_WIDE_SCSI))
  2612. width = 0;
  2613. if (width) {
  2614. currTar_Info->TarStatus |= WIDE_ENABLED;
  2615. width = 0;
  2616. }
  2617. else {
  2618. width = NARROW_SCSI;
  2619. currTar_Info->TarStatus &= ~WIDE_ENABLED;
  2620. }
  2621. FPT_sssyncv(port,currSCCB->TargID,width,currTar_Info);
  2622. if (currSCCB->Sccb_scsistat == SELECT_WN_ST)
  2623. {
  2624. currTar_Info->TarStatus |= WIDE_NEGOCIATED;
  2625. if (!((currTar_Info->TarStatus & TAR_SYNC_MASK) == SYNC_SUPPORTED))
  2626. {
  2627. ACCEPT_MSG_ATN(port);
  2628. ARAM_ACCESS(port);
  2629. FPT_sisyncn(port,p_card, 1);
  2630. currSCCB->Sccb_scsistat = SELECT_SN_ST;
  2631. SGRAM_ACCESS(port);
  2632. }
  2633. else
  2634. {
  2635. ACCEPT_MSG(port);
  2636. WR_HARPOON(port+hp_autostart_1, (AUTO_IMMED+DISCONNECT_START));
  2637. }
  2638. }
  2639. else {
  2640. ACCEPT_MSG_ATN(port);
  2641. if (currTar_Info->TarEEValue & EE_WIDE_SCSI)
  2642. width = SM16BIT;
  2643. else
  2644. width = SM8BIT;
  2645. FPT_siwidr(port,width);
  2646. currTar_Info->TarStatus |= (WIDE_NEGOCIATED | WIDE_ENABLED);
  2647. }
  2648. }
  2649. /*---------------------------------------------------------------------
  2650. *
  2651. * Function: FPT_siwidr
  2652. *
  2653. * Description: Answer the targets Wide nego message.
  2654. *
  2655. *---------------------------------------------------------------------*/
  2656. static void FPT_siwidr(ULONG port, unsigned char width)
  2657. {
  2658. ARAM_ACCESS(port);
  2659. WRW_HARPOON((port+SYNC_MSGS+0), (MPM_OP+AMSG_OUT+SMEXT ));
  2660. WRW_HARPOON((port+SYNC_MSGS+2), (MPM_OP+AMSG_OUT+0x02 ));
  2661. WRW_HARPOON((port+SYNC_MSGS+4), (MPM_OP+AMSG_OUT+SMWDTR));
  2662. WRW_HARPOON((port+SYNC_MSGS+6), (RAT_OP ));
  2663. WRW_HARPOON((port+SYNC_MSGS+8),(MPM_OP+AMSG_OUT+width));
  2664. WRW_HARPOON((port+SYNC_MSGS+10),(BRH_OP+ALWAYS+NP ));
  2665. SGRAM_ACCESS(port);
  2666. WR_HARPOON(port+hp_portctrl_0, SCSI_PORT);
  2667. WRW_HARPOON((port+hp_intstat), CLR_ALL_INT_1);
  2668. WR_HARPOON(port+hp_autostart_3, (AUTO_IMMED+CMD_ONLY_STRT));
  2669. while (!(RDW_HARPOON((port+hp_intstat)) & (BUS_FREE | AUTO_INT))) {}
  2670. }
  2671. /*---------------------------------------------------------------------
  2672. *
  2673. * Function: FPT_sssyncv
  2674. *
  2675. * Description: Write the desired value to the Sync Register for the
  2676. * ID specified.
  2677. *
  2678. *---------------------------------------------------------------------*/
  2679. static void FPT_sssyncv(ULONG p_port, unsigned char p_id, unsigned char p_sync_value,
  2680. PSCCBMgr_tar_info currTar_Info)
  2681. {
  2682. unsigned char index;
  2683. index = p_id;
  2684. switch (index) {
  2685. case 0:
  2686. index = 12; /* hp_synctarg_0 */
  2687. break;
  2688. case 1:
  2689. index = 13; /* hp_synctarg_1 */
  2690. break;
  2691. case 2:
  2692. index = 14; /* hp_synctarg_2 */
  2693. break;
  2694. case 3:
  2695. index = 15; /* hp_synctarg_3 */
  2696. break;
  2697. case 4:
  2698. index = 8; /* hp_synctarg_4 */
  2699. break;
  2700. case 5:
  2701. index = 9; /* hp_synctarg_5 */
  2702. break;
  2703. case 6:
  2704. index = 10; /* hp_synctarg_6 */
  2705. break;
  2706. case 7:
  2707. index = 11; /* hp_synctarg_7 */
  2708. break;
  2709. case 8:
  2710. index = 4; /* hp_synctarg_8 */
  2711. break;
  2712. case 9:
  2713. index = 5; /* hp_synctarg_9 */
  2714. break;
  2715. case 10:
  2716. index = 6; /* hp_synctarg_10 */
  2717. break;
  2718. case 11:
  2719. index = 7; /* hp_synctarg_11 */
  2720. break;
  2721. case 12:
  2722. index = 0; /* hp_synctarg_12 */
  2723. break;
  2724. case 13:
  2725. index = 1; /* hp_synctarg_13 */
  2726. break;
  2727. case 14:
  2728. index = 2; /* hp_synctarg_14 */
  2729. break;
  2730. case 15:
  2731. index = 3; /* hp_synctarg_15 */
  2732. }
  2733. WR_HARPOON(p_port+hp_synctarg_base+index, p_sync_value);
  2734. currTar_Info->TarSyncCtrl = p_sync_value;
  2735. }
  2736. /*---------------------------------------------------------------------
  2737. *
  2738. * Function: FPT_sresb
  2739. *
  2740. * Description: Reset the desired card's SCSI bus.
  2741. *
  2742. *---------------------------------------------------------------------*/
  2743. static void FPT_sresb(ULONG port, unsigned char p_card)
  2744. {
  2745. unsigned char scsiID, i;
  2746. PSCCBMgr_tar_info currTar_Info;
  2747. WR_HARPOON(port+hp_page_ctrl,
  2748. (RD_HARPOON(port+hp_page_ctrl) | G_INT_DISABLE));
  2749. WRW_HARPOON((port+hp_intstat), CLR_ALL_INT);
  2750. WR_HARPOON(port+hp_scsictrl_0, SCSI_RST);
  2751. scsiID = RD_HARPOON(port+hp_seltimeout);
  2752. WR_HARPOON(port+hp_seltimeout,TO_5ms);
  2753. WRW_HARPOON((port+hp_intstat), TIMEOUT);
  2754. WR_HARPOON(port+hp_portctrl_0,(SCSI_PORT | START_TO));
  2755. while (!(RDW_HARPOON((port+hp_intstat)) & TIMEOUT)) {}
  2756. WR_HARPOON(port+hp_seltimeout,scsiID);
  2757. WR_HARPOON(port+hp_scsictrl_0, ENA_SCAM_SEL);
  2758. FPT_Wait(port, TO_5ms);
  2759. WRW_HARPOON((port+hp_intstat), CLR_ALL_INT);
  2760. WR_HARPOON(port+hp_int_mask, (RD_HARPOON(port+hp_int_mask) | 0x00));
  2761. for (scsiID = 0; scsiID < MAX_SCSI_TAR; scsiID++)
  2762. {
  2763. currTar_Info = &FPT_sccbMgrTbl[p_card][scsiID];
  2764. if (currTar_Info->TarEEValue & EE_SYNC_MASK)
  2765. {
  2766. currTar_Info->TarSyncCtrl = 0;
  2767. currTar_Info->TarStatus &= ~TAR_SYNC_MASK;
  2768. }
  2769. if (currTar_Info->TarEEValue & EE_WIDE_SCSI)
  2770. {
  2771. currTar_Info->TarStatus &= ~TAR_WIDE_MASK;
  2772. }
  2773. FPT_sssyncv(port, scsiID, NARROW_SCSI,currTar_Info);
  2774. FPT_SccbMgrTableInitTarget(p_card, scsiID);
  2775. }
  2776. FPT_BL_Card[p_card].scanIndex = 0x00;
  2777. FPT_BL_Card[p_card].currentSCCB = NULL;
  2778. FPT_BL_Card[p_card].globalFlags &= ~(F_TAG_STARTED | F_HOST_XFER_ACT
  2779. | F_NEW_SCCB_CMD);
  2780. FPT_BL_Card[p_card].cmdCounter = 0x00;
  2781. FPT_BL_Card[p_card].discQCount = 0x00;
  2782. FPT_BL_Card[p_card].tagQ_Lst = 0x01;
  2783. for(i = 0; i < QUEUE_DEPTH; i++)
  2784. FPT_BL_Card[p_card].discQ_Tbl[i] = NULL;
  2785. WR_HARPOON(port+hp_page_ctrl,
  2786. (RD_HARPOON(port+hp_page_ctrl) & ~G_INT_DISABLE));
  2787. }
  2788. /*---------------------------------------------------------------------
  2789. *
  2790. * Function: FPT_ssenss
  2791. *
  2792. * Description: Setup for the Auto Sense command.
  2793. *
  2794. *---------------------------------------------------------------------*/
  2795. static void FPT_ssenss(PSCCBcard pCurrCard)
  2796. {
  2797. unsigned char i;
  2798. PSCCB currSCCB;
  2799. currSCCB = pCurrCard->currentSCCB;
  2800. currSCCB->Save_CdbLen = currSCCB->CdbLength;
  2801. for (i = 0; i < 6; i++) {
  2802. currSCCB->Save_Cdb[i] = currSCCB->Cdb[i];
  2803. }
  2804. currSCCB->CdbLength = SIX_BYTE_CMD;
  2805. currSCCB->Cdb[0] = SCSI_REQUEST_SENSE;
  2806. currSCCB->Cdb[1] = currSCCB->Cdb[1] & (unsigned char)0xE0; /*Keep LUN. */
  2807. currSCCB->Cdb[2] = 0x00;
  2808. currSCCB->Cdb[3] = 0x00;
  2809. currSCCB->Cdb[4] = currSCCB->RequestSenseLength;
  2810. currSCCB->Cdb[5] = 0x00;
  2811. currSCCB->Sccb_XferCnt = (unsigned long)currSCCB->RequestSenseLength;
  2812. currSCCB->Sccb_ATC = 0x00;
  2813. currSCCB->Sccb_XferState |= F_AUTO_SENSE;
  2814. currSCCB->Sccb_XferState &= ~F_SG_XFER;
  2815. currSCCB->Sccb_idmsg = currSCCB->Sccb_idmsg & ~(unsigned char)DISC_PRIV;
  2816. currSCCB->ControlByte = 0x00;
  2817. currSCCB->Sccb_MGRFlags &= F_STATUSLOADED;
  2818. }
  2819. /*---------------------------------------------------------------------
  2820. *
  2821. * Function: FPT_sxfrp
  2822. *
  2823. * Description: Transfer data into the bit bucket until the device
  2824. * decides to switch phase.
  2825. *
  2826. *---------------------------------------------------------------------*/
  2827. static void FPT_sxfrp(ULONG p_port, unsigned char p_card)
  2828. {
  2829. unsigned char curr_phz;
  2830. DISABLE_AUTO(p_port);
  2831. if (FPT_BL_Card[p_card].globalFlags & F_HOST_XFER_ACT) {
  2832. FPT_hostDataXferAbort(p_port,p_card,FPT_BL_Card[p_card].currentSCCB);
  2833. }
  2834. /* If the Automation handled the end of the transfer then do not
  2835. match the phase or we will get out of sync with the ISR. */
  2836. if (RDW_HARPOON((p_port+hp_intstat)) & (BUS_FREE | XFER_CNT_0 | AUTO_INT))
  2837. return;
  2838. WR_HARPOON(p_port+hp_xfercnt_0, 0x00);
  2839. curr_phz = RD_HARPOON(p_port+hp_scsisig) & (unsigned char)S_SCSI_PHZ;
  2840. WRW_HARPOON((p_port+hp_intstat), XFER_CNT_0);
  2841. WR_HARPOON(p_port+hp_scsisig, curr_phz);
  2842. while ( !(RDW_HARPOON((p_port+hp_intstat)) & (BUS_FREE | RESET)) &&
  2843. (curr_phz == (RD_HARPOON(p_port+hp_scsisig) & (unsigned char)S_SCSI_PHZ)) )
  2844. {
  2845. if (curr_phz & (unsigned char)SCSI_IOBIT)
  2846. {
  2847. WR_HARPOON(p_port+hp_portctrl_0, (SCSI_PORT | HOST_PORT | SCSI_INBIT));
  2848. if (!(RD_HARPOON(p_port+hp_xferstat) & FIFO_EMPTY))
  2849. {
  2850. RD_HARPOON(p_port+hp_fifodata_0);
  2851. }
  2852. }
  2853. else
  2854. {
  2855. WR_HARPOON(p_port+hp_portctrl_0, (SCSI_PORT | HOST_PORT | HOST_WRT));
  2856. if (RD_HARPOON(p_port+hp_xferstat) & FIFO_EMPTY)
  2857. {
  2858. WR_HARPOON(p_port+hp_fifodata_0,0xFA);
  2859. }
  2860. }
  2861. } /* End of While loop for padding data I/O phase */
  2862. while ( !(RDW_HARPOON((p_port+hp_intstat)) & (BUS_FREE | RESET)))
  2863. {
  2864. if (RD_HARPOON(p_port+hp_scsisig) & SCSI_REQ)
  2865. break;
  2866. }
  2867. WR_HARPOON(p_port+hp_portctrl_0, (SCSI_PORT | HOST_PORT | SCSI_INBIT));
  2868. while (!(RD_HARPOON(p_port+hp_xferstat) & FIFO_EMPTY))
  2869. {
  2870. RD_HARPOON(p_port+hp_fifodata_0);
  2871. }
  2872. if ( !(RDW_HARPOON((p_port+hp_intstat)) & (BUS_FREE | RESET)))
  2873. {
  2874. WR_HARPOON(p_port+hp_autostart_0, (AUTO_IMMED+DISCONNECT_START));
  2875. while (!(RDW_HARPOON((p_port+hp_intstat)) & AUTO_INT)) {}
  2876. if (RDW_HARPOON((p_port+hp_intstat)) & (ICMD_COMP | ITAR_DISC))
  2877. while (!(RDW_HARPOON((p_port+hp_intstat)) & (BUS_FREE | RSEL))) ;
  2878. }
  2879. }
  2880. /*---------------------------------------------------------------------
  2881. *
  2882. * Function: FPT_schkdd
  2883. *
  2884. * Description: Make sure data has been flushed from both FIFOs and abort
  2885. * the operations if necessary.
  2886. *
  2887. *---------------------------------------------------------------------*/
  2888. static void FPT_schkdd(ULONG port, unsigned char p_card)
  2889. {
  2890. USHORT TimeOutLoop;
  2891. unsigned char sPhase;
  2892. PSCCB currSCCB;
  2893. currSCCB = FPT_BL_Card[p_card].currentSCCB;
  2894. if ((currSCCB->Sccb_scsistat != DATA_OUT_ST) &&
  2895. (currSCCB->Sccb_scsistat != DATA_IN_ST)) {
  2896. return;
  2897. }
  2898. if (currSCCB->Sccb_XferState & F_ODD_BALL_CNT)
  2899. {
  2900. currSCCB->Sccb_ATC += (currSCCB->Sccb_XferCnt-1);
  2901. currSCCB->Sccb_XferCnt = 1;
  2902. currSCCB->Sccb_XferState &= ~F_ODD_BALL_CNT;
  2903. WRW_HARPOON((port+hp_fiforead), (USHORT) 0x00);
  2904. WR_HARPOON(port+hp_xferstat, 0x00);
  2905. }
  2906. else
  2907. {
  2908. currSCCB->Sccb_ATC += currSCCB->Sccb_XferCnt;
  2909. currSCCB->Sccb_XferCnt = 0;
  2910. }
  2911. if ((RDW_HARPOON((port+hp_intstat)) & PARITY) &&
  2912. (currSCCB->HostStatus == SCCB_COMPLETE)) {
  2913. currSCCB->HostStatus = SCCB_PARITY_ERR;
  2914. WRW_HARPOON((port+hp_intstat), PARITY);
  2915. }
  2916. FPT_hostDataXferAbort(port,p_card,currSCCB);
  2917. while (RD_HARPOON(port+hp_scsisig) & SCSI_ACK) {}
  2918. TimeOutLoop = 0;
  2919. while(RD_HARPOON(port+hp_xferstat) & FIFO_EMPTY)
  2920. {
  2921. if (RDW_HARPOON((port+hp_intstat)) & BUS_FREE) {
  2922. return;
  2923. }
  2924. if (RD_HARPOON(port+hp_offsetctr) & (unsigned char)0x1F) {
  2925. break;
  2926. }
  2927. if (RDW_HARPOON((port+hp_intstat)) & RESET) {
  2928. return;
  2929. }
  2930. if ((RD_HARPOON(port+hp_scsisig) & SCSI_REQ) || (TimeOutLoop++>0x3000) )
  2931. break;
  2932. }
  2933. sPhase = RD_HARPOON(port+hp_scsisig) & (SCSI_BSY | S_SCSI_PHZ);
  2934. if ((!(RD_HARPOON(port+hp_xferstat) & FIFO_EMPTY)) ||
  2935. (RD_HARPOON(port+hp_offsetctr) & (unsigned char)0x1F) ||
  2936. (sPhase == (SCSI_BSY | S_DATAO_PH)) ||
  2937. (sPhase == (SCSI_BSY | S_DATAI_PH)))
  2938. {
  2939. WR_HARPOON(port+hp_portctrl_0, SCSI_PORT);
  2940. if (!(currSCCB->Sccb_XferState & F_ALL_XFERRED))
  2941. {
  2942. if (currSCCB->Sccb_XferState & F_HOST_XFER_DIR) {
  2943. FPT_phaseDataIn(port,p_card);
  2944. }
  2945. else {
  2946. FPT_phaseDataOut(port,p_card);
  2947. }
  2948. }
  2949. else
  2950. {
  2951. FPT_sxfrp(port,p_card);
  2952. if (!(RDW_HARPOON((port+hp_intstat)) &
  2953. (BUS_FREE | ICMD_COMP | ITAR_DISC | RESET)))
  2954. {
  2955. WRW_HARPOON((port+hp_intstat), AUTO_INT);
  2956. FPT_phaseDecode(port,p_card);
  2957. }
  2958. }
  2959. }
  2960. else {
  2961. WR_HARPOON(port+hp_portctrl_0, 0x00);
  2962. }
  2963. }
  2964. /*---------------------------------------------------------------------
  2965. *
  2966. * Function: FPT_sinits
  2967. *
  2968. * Description: Setup SCCB manager fields in this SCCB.
  2969. *
  2970. *---------------------------------------------------------------------*/
  2971. static void FPT_sinits(PSCCB p_sccb, unsigned char p_card)
  2972. {
  2973. PSCCBMgr_tar_info currTar_Info;
  2974. if((p_sccb->TargID > MAX_SCSI_TAR) || (p_sccb->Lun > MAX_LUN))
  2975. {
  2976. return;
  2977. }
  2978. currTar_Info = &FPT_sccbMgrTbl[p_card][p_sccb->TargID];
  2979. p_sccb->Sccb_XferState = 0x00;
  2980. p_sccb->Sccb_XferCnt = p_sccb->DataLength;
  2981. if ((p_sccb->OperationCode == SCATTER_GATHER_COMMAND) ||
  2982. (p_sccb->OperationCode == RESIDUAL_SG_COMMAND)) {
  2983. p_sccb->Sccb_SGoffset = 0;
  2984. p_sccb->Sccb_XferState = F_SG_XFER;
  2985. p_sccb->Sccb_XferCnt = 0x00;
  2986. }
  2987. if (p_sccb->DataLength == 0x00)
  2988. p_sccb->Sccb_XferState |= F_ALL_XFERRED;
  2989. if (p_sccb->ControlByte & F_USE_CMD_Q)
  2990. {
  2991. if ((currTar_Info->TarStatus & TAR_TAG_Q_MASK) == TAG_Q_REJECT)
  2992. p_sccb->ControlByte &= ~F_USE_CMD_Q;
  2993. else
  2994. currTar_Info->TarStatus |= TAG_Q_TRYING;
  2995. }
  2996. /* For !single SCSI device in system & device allow Disconnect
  2997. or command is tag_q type then send Cmd with Disconnect Enable
  2998. else send Cmd with Disconnect Disable */
  2999. /*
  3000. if (((!(FPT_BL_Card[p_card].globalFlags & F_SINGLE_DEVICE)) &&
  3001. (currTar_Info->TarStatus & TAR_ALLOW_DISC)) ||
  3002. (currTar_Info->TarStatus & TAG_Q_TRYING)) {
  3003. */
  3004. if ((currTar_Info->TarStatus & TAR_ALLOW_DISC) ||
  3005. (currTar_Info->TarStatus & TAG_Q_TRYING)) {
  3006. p_sccb->Sccb_idmsg = (unsigned char)(SMIDENT | DISC_PRIV) | p_sccb->Lun;
  3007. }
  3008. else {
  3009. p_sccb->Sccb_idmsg = (unsigned char)SMIDENT | p_sccb->Lun;
  3010. }
  3011. p_sccb->HostStatus = 0x00;
  3012. p_sccb->TargetStatus = 0x00;
  3013. p_sccb->Sccb_tag = 0x00;
  3014. p_sccb->Sccb_MGRFlags = 0x00;
  3015. p_sccb->Sccb_sgseg = 0x00;
  3016. p_sccb->Sccb_ATC = 0x00;
  3017. p_sccb->Sccb_savedATC = 0x00;
  3018. /*
  3019. p_sccb->SccbVirtDataPtr = 0x00;
  3020. p_sccb->Sccb_forwardlink = NULL;
  3021. p_sccb->Sccb_backlink = NULL;
  3022. */
  3023. p_sccb->Sccb_scsistat = BUS_FREE_ST;
  3024. p_sccb->SccbStatus = SCCB_IN_PROCESS;
  3025. p_sccb->Sccb_scsimsg = SMNO_OP;
  3026. }
  3027. /*---------------------------------------------------------------------
  3028. *
  3029. * Function: Phase Decode
  3030. *
  3031. * Description: Determine the phase and call the appropriate function.
  3032. *
  3033. *---------------------------------------------------------------------*/
  3034. static void FPT_phaseDecode(ULONG p_port, unsigned char p_card)
  3035. {
  3036. unsigned char phase_ref;
  3037. void (*phase) (ULONG, unsigned char);
  3038. DISABLE_AUTO(p_port);
  3039. phase_ref = (unsigned char) (RD_HARPOON(p_port+hp_scsisig) & S_SCSI_PHZ);
  3040. phase = FPT_s_PhaseTbl[phase_ref];
  3041. (*phase)(p_port, p_card); /* Call the correct phase func */
  3042. }
  3043. /*---------------------------------------------------------------------
  3044. *
  3045. * Function: Data Out Phase
  3046. *
  3047. * Description: Start up both the BusMaster and Xbow.
  3048. *
  3049. *---------------------------------------------------------------------*/
  3050. static void FPT_phaseDataOut(ULONG port, unsigned char p_card)
  3051. {
  3052. PSCCB currSCCB;
  3053. currSCCB = FPT_BL_Card[p_card].currentSCCB;
  3054. if (currSCCB == NULL)
  3055. {
  3056. return; /* Exit if No SCCB record */
  3057. }
  3058. currSCCB->Sccb_scsistat = DATA_OUT_ST;
  3059. currSCCB->Sccb_XferState &= ~(F_HOST_XFER_DIR | F_NO_DATA_YET);
  3060. WR_HARPOON(port+hp_portctrl_0, SCSI_PORT);
  3061. WRW_HARPOON((port+hp_intstat), XFER_CNT_0);
  3062. WR_HARPOON(port+hp_autostart_0, (END_DATA+END_DATA_START));
  3063. FPT_dataXferProcessor(port, &FPT_BL_Card[p_card]);
  3064. if (currSCCB->Sccb_XferCnt == 0) {
  3065. if ((currSCCB->ControlByte & SCCB_DATA_XFER_OUT) &&
  3066. (currSCCB->HostStatus == SCCB_COMPLETE))
  3067. currSCCB->HostStatus = SCCB_DATA_OVER_RUN;
  3068. FPT_sxfrp(port,p_card);
  3069. if (!(RDW_HARPOON((port+hp_intstat)) & (BUS_FREE | RESET)))
  3070. FPT_phaseDecode(port,p_card);
  3071. }
  3072. }
  3073. /*---------------------------------------------------------------------
  3074. *
  3075. * Function: Data In Phase
  3076. *
  3077. * Description: Startup the BusMaster and the XBOW.
  3078. *
  3079. *---------------------------------------------------------------------*/
  3080. static void FPT_phaseDataIn(ULONG port, unsigned char p_card)
  3081. {
  3082. PSCCB currSCCB;
  3083. currSCCB = FPT_BL_Card[p_card].currentSCCB;
  3084. if (currSCCB == NULL)
  3085. {
  3086. return; /* Exit if No SCCB record */
  3087. }
  3088. currSCCB->Sccb_scsistat = DATA_IN_ST;
  3089. currSCCB->Sccb_XferState |= F_HOST_XFER_DIR;
  3090. currSCCB->Sccb_XferState &= ~F_NO_DATA_YET;
  3091. WR_HARPOON(port+hp_portctrl_0, SCSI_PORT);
  3092. WRW_HARPOON((port+hp_intstat), XFER_CNT_0);
  3093. WR_HARPOON(port+hp_autostart_0, (END_DATA+END_DATA_START));
  3094. FPT_dataXferProcessor(port, &FPT_BL_Card[p_card]);
  3095. if (currSCCB->Sccb_XferCnt == 0) {
  3096. if ((currSCCB->ControlByte & SCCB_DATA_XFER_IN) &&
  3097. (currSCCB->HostStatus == SCCB_COMPLETE))
  3098. currSCCB->HostStatus = SCCB_DATA_OVER_RUN;
  3099. FPT_sxfrp(port,p_card);
  3100. if (!(RDW_HARPOON((port+hp_intstat)) & (BUS_FREE | RESET)))
  3101. FPT_phaseDecode(port,p_card);
  3102. }
  3103. }
  3104. /*---------------------------------------------------------------------
  3105. *
  3106. * Function: Command Phase
  3107. *
  3108. * Description: Load the CDB into the automation and start it up.
  3109. *
  3110. *---------------------------------------------------------------------*/
  3111. static void FPT_phaseCommand(ULONG p_port, unsigned char p_card)
  3112. {
  3113. PSCCB currSCCB;
  3114. ULONG cdb_reg;
  3115. unsigned char i;
  3116. currSCCB = FPT_BL_Card[p_card].currentSCCB;
  3117. if (currSCCB->OperationCode == RESET_COMMAND) {
  3118. currSCCB->HostStatus = SCCB_PHASE_SEQUENCE_FAIL;
  3119. currSCCB->CdbLength = SIX_BYTE_CMD;
  3120. }
  3121. WR_HARPOON(p_port+hp_scsisig, 0x00);
  3122. ARAM_ACCESS(p_port);
  3123. cdb_reg = p_port + CMD_STRT;
  3124. for (i=0; i < currSCCB->CdbLength; i++) {
  3125. if (currSCCB->OperationCode == RESET_COMMAND)
  3126. WRW_HARPOON(cdb_reg, (MPM_OP + ACOMMAND + 0x00));
  3127. else
  3128. WRW_HARPOON(cdb_reg, (MPM_OP + ACOMMAND + currSCCB->Cdb[i]));
  3129. cdb_reg +=2;
  3130. }
  3131. if (currSCCB->CdbLength != TWELVE_BYTE_CMD)
  3132. WRW_HARPOON(cdb_reg, (BRH_OP+ALWAYS+ NP));
  3133. WR_HARPOON(p_port+hp_portctrl_0,(SCSI_PORT));
  3134. currSCCB->Sccb_scsistat = COMMAND_ST;
  3135. WR_HARPOON(p_port+hp_autostart_3, (AUTO_IMMED | CMD_ONLY_STRT));
  3136. SGRAM_ACCESS(p_port);
  3137. }
  3138. /*---------------------------------------------------------------------
  3139. *
  3140. * Function: Status phase
  3141. *
  3142. * Description: Bring in the status and command complete message bytes
  3143. *
  3144. *---------------------------------------------------------------------*/
  3145. static void FPT_phaseStatus(ULONG port, unsigned char p_card)
  3146. {
  3147. /* Start-up the automation to finish off this command and let the
  3148. isr handle the interrupt for command complete when it comes in.
  3149. We could wait here for the interrupt to be generated?
  3150. */
  3151. WR_HARPOON(port+hp_scsisig, 0x00);
  3152. WR_HARPOON(port+hp_autostart_0, (AUTO_IMMED+END_DATA_START));
  3153. }
  3154. /*---------------------------------------------------------------------
  3155. *
  3156. * Function: Phase Message Out
  3157. *
  3158. * Description: Send out our message (if we have one) and handle whatever
  3159. * else is involed.
  3160. *
  3161. *---------------------------------------------------------------------*/
  3162. static void FPT_phaseMsgOut(ULONG port, unsigned char p_card)
  3163. {
  3164. unsigned char message,scsiID;
  3165. PSCCB currSCCB;
  3166. PSCCBMgr_tar_info currTar_Info;
  3167. currSCCB = FPT_BL_Card[p_card].currentSCCB;
  3168. if (currSCCB != NULL) {
  3169. message = currSCCB->Sccb_scsimsg;
  3170. scsiID = currSCCB->TargID;
  3171. if (message == SMDEV_RESET)
  3172. {
  3173. currTar_Info = &FPT_sccbMgrTbl[p_card][scsiID];
  3174. currTar_Info->TarSyncCtrl = 0;
  3175. FPT_sssyncv(port, scsiID, NARROW_SCSI,currTar_Info);
  3176. if (FPT_sccbMgrTbl[p_card][scsiID].TarEEValue & EE_SYNC_MASK)
  3177. {
  3178. FPT_sccbMgrTbl[p_card][scsiID].TarStatus &= ~TAR_SYNC_MASK;
  3179. }
  3180. if (FPT_sccbMgrTbl[p_card][scsiID].TarEEValue & EE_WIDE_SCSI)
  3181. {
  3182. FPT_sccbMgrTbl[p_card][scsiID].TarStatus &= ~TAR_WIDE_MASK;
  3183. }
  3184. FPT_queueFlushSccb(p_card,SCCB_COMPLETE);
  3185. FPT_SccbMgrTableInitTarget(p_card,scsiID);
  3186. }
  3187. else if (currSCCB->Sccb_scsistat == ABORT_ST)
  3188. {
  3189. currSCCB->HostStatus = SCCB_COMPLETE;
  3190. if(FPT_BL_Card[p_card].discQ_Tbl[currSCCB->Sccb_tag] != NULL)
  3191. {
  3192. FPT_BL_Card[p_card].discQ_Tbl[currSCCB->Sccb_tag] = NULL;
  3193. FPT_sccbMgrTbl[p_card][scsiID].TarTagQ_Cnt--;
  3194. }
  3195. }
  3196. else if (currSCCB->Sccb_scsistat < COMMAND_ST)
  3197. {
  3198. if(message == SMNO_OP)
  3199. {
  3200. currSCCB->Sccb_MGRFlags |= F_DEV_SELECTED;
  3201. FPT_ssel(port,p_card);
  3202. return;
  3203. }
  3204. }
  3205. else
  3206. {
  3207. if (message == SMABORT)
  3208. FPT_queueFlushSccb(p_card,SCCB_COMPLETE);
  3209. }
  3210. }
  3211. else
  3212. {
  3213. message = SMABORT;
  3214. }
  3215. WRW_HARPOON((port+hp_intstat), (BUS_FREE | PHASE | XFER_CNT_0));
  3216. WR_HARPOON(port+hp_portctrl_0, SCSI_BUS_EN);
  3217. WR_HARPOON(port+hp_scsidata_0,message);
  3218. WR_HARPOON(port+hp_scsisig, (SCSI_ACK + S_ILL_PH));
  3219. ACCEPT_MSG(port);
  3220. WR_HARPOON(port+hp_portctrl_0, 0x00);
  3221. if ((message == SMABORT) || (message == SMDEV_RESET) ||
  3222. (message == SMABORT_TAG) )
  3223. {
  3224. while(!(RDW_HARPOON((port+hp_intstat)) & (BUS_FREE | PHASE))) {}
  3225. if (RDW_HARPOON((port+hp_intstat)) & BUS_FREE)
  3226. {
  3227. WRW_HARPOON((port+hp_intstat), BUS_FREE);
  3228. if (currSCCB != NULL)
  3229. {
  3230. if((FPT_BL_Card[p_card].globalFlags & F_CONLUN_IO) &&
  3231. ((FPT_sccbMgrTbl[p_card][currSCCB->TargID].TarStatus & TAR_TAG_Q_MASK) != TAG_Q_TRYING))
  3232. FPT_sccbMgrTbl[p_card][currSCCB->TargID].TarLUNBusy[currSCCB->Lun] = 0;
  3233. else
  3234. FPT_sccbMgrTbl[p_card][currSCCB->TargID].TarLUNBusy[0] = 0;
  3235. FPT_queueCmdComplete(&FPT_BL_Card[p_card],currSCCB, p_card);
  3236. }
  3237. else
  3238. {
  3239. FPT_BL_Card[p_card].globalFlags |= F_NEW_SCCB_CMD;
  3240. }
  3241. }
  3242. else
  3243. {
  3244. FPT_sxfrp(port,p_card);
  3245. }
  3246. }
  3247. else
  3248. {
  3249. if(message == SMPARITY)
  3250. {
  3251. currSCCB->Sccb_scsimsg = SMNO_OP;
  3252. WR_HARPOON(port+hp_autostart_1, (AUTO_IMMED+DISCONNECT_START));
  3253. }
  3254. else
  3255. {
  3256. FPT_sxfrp(port,p_card);
  3257. }
  3258. }
  3259. }
  3260. /*---------------------------------------------------------------------
  3261. *
  3262. * Function: Message In phase
  3263. *
  3264. * Description: Bring in the message and determine what to do with it.
  3265. *
  3266. *---------------------------------------------------------------------*/
  3267. static void FPT_phaseMsgIn(ULONG port, unsigned char p_card)
  3268. {
  3269. unsigned char message;
  3270. PSCCB currSCCB;
  3271. currSCCB = FPT_BL_Card[p_card].currentSCCB;
  3272. if (FPT_BL_Card[p_card].globalFlags & F_HOST_XFER_ACT)
  3273. {
  3274. FPT_phaseChkFifo(port, p_card);
  3275. }
  3276. message = RD_HARPOON(port+hp_scsidata_0);
  3277. if ((message == SMDISC) || (message == SMSAVE_DATA_PTR))
  3278. {
  3279. WR_HARPOON(port+hp_autostart_1, (AUTO_IMMED+END_DATA_START));
  3280. }
  3281. else
  3282. {
  3283. message = FPT_sfm(port,currSCCB);
  3284. if (message)
  3285. {
  3286. FPT_sdecm(message,port,p_card);
  3287. }
  3288. else
  3289. {
  3290. if(currSCCB->Sccb_scsimsg != SMPARITY)
  3291. ACCEPT_MSG(port);
  3292. WR_HARPOON(port+hp_autostart_1, (AUTO_IMMED+DISCONNECT_START));
  3293. }
  3294. }
  3295. }
  3296. /*---------------------------------------------------------------------
  3297. *
  3298. * Function: Illegal phase
  3299. *
  3300. * Description: Target switched to some illegal phase, so all we can do
  3301. * is report an error back to the host (if that is possible)
  3302. * and send an ABORT message to the misbehaving target.
  3303. *
  3304. *---------------------------------------------------------------------*/
  3305. static void FPT_phaseIllegal(ULONG port, unsigned char p_card)
  3306. {
  3307. PSCCB currSCCB;
  3308. currSCCB = FPT_BL_Card[p_card].currentSCCB;
  3309. WR_HARPOON(port+hp_scsisig, RD_HARPOON(port+hp_scsisig));
  3310. if (currSCCB != NULL) {
  3311. currSCCB->HostStatus = SCCB_PHASE_SEQUENCE_FAIL;
  3312. currSCCB->Sccb_scsistat = ABORT_ST;
  3313. currSCCB->Sccb_scsimsg = SMABORT;
  3314. }
  3315. ACCEPT_MSG_ATN(port);
  3316. }
  3317. /*---------------------------------------------------------------------
  3318. *
  3319. * Function: Phase Check FIFO
  3320. *
  3321. * Description: Make sure data has been flushed from both FIFOs and abort
  3322. * the operations if necessary.
  3323. *
  3324. *---------------------------------------------------------------------*/
  3325. static void FPT_phaseChkFifo(ULONG port, unsigned char p_card)
  3326. {
  3327. ULONG xfercnt;
  3328. PSCCB currSCCB;
  3329. currSCCB = FPT_BL_Card[p_card].currentSCCB;
  3330. if (currSCCB->Sccb_scsistat == DATA_IN_ST)
  3331. {
  3332. while((!(RD_HARPOON(port+hp_xferstat) & FIFO_EMPTY)) &&
  3333. (RD_HARPOON(port+hp_ext_status) & BM_CMD_BUSY)) {}
  3334. if (!(RD_HARPOON(port+hp_xferstat) & FIFO_EMPTY))
  3335. {
  3336. currSCCB->Sccb_ATC += currSCCB->Sccb_XferCnt;
  3337. currSCCB->Sccb_XferCnt = 0;
  3338. if ((RDW_HARPOON((port+hp_intstat)) & PARITY) &&
  3339. (currSCCB->HostStatus == SCCB_COMPLETE))
  3340. {
  3341. currSCCB->HostStatus = SCCB_PARITY_ERR;
  3342. WRW_HARPOON((port+hp_intstat), PARITY);
  3343. }
  3344. FPT_hostDataXferAbort(port,p_card,currSCCB);
  3345. FPT_dataXferProcessor(port, &FPT_BL_Card[p_card]);
  3346. while((!(RD_HARPOON(port+hp_xferstat) & FIFO_EMPTY)) &&
  3347. (RD_HARPOON(port+hp_ext_status) & BM_CMD_BUSY)) {}
  3348. }
  3349. } /*End Data In specific code. */
  3350. GET_XFER_CNT(port,xfercnt);
  3351. WR_HARPOON(port+hp_xfercnt_0, 0x00);
  3352. WR_HARPOON(port+hp_portctrl_0, 0x00);
  3353. currSCCB->Sccb_ATC += (currSCCB->Sccb_XferCnt - xfercnt);
  3354. currSCCB->Sccb_XferCnt = xfercnt;
  3355. if ((RDW_HARPOON((port+hp_intstat)) & PARITY) &&
  3356. (currSCCB->HostStatus == SCCB_COMPLETE)) {
  3357. currSCCB->HostStatus = SCCB_PARITY_ERR;
  3358. WRW_HARPOON((port+hp_intstat), PARITY);
  3359. }
  3360. FPT_hostDataXferAbort(port,p_card,currSCCB);
  3361. WR_HARPOON(port+hp_fifowrite, 0x00);
  3362. WR_HARPOON(port+hp_fiforead, 0x00);
  3363. WR_HARPOON(port+hp_xferstat, 0x00);
  3364. WRW_HARPOON((port+hp_intstat), XFER_CNT_0);
  3365. }
  3366. /*---------------------------------------------------------------------
  3367. *
  3368. * Function: Phase Bus Free
  3369. *
  3370. * Description: We just went bus free so figure out if it was
  3371. * because of command complete or from a disconnect.
  3372. *
  3373. *---------------------------------------------------------------------*/
  3374. static void FPT_phaseBusFree(ULONG port, unsigned char p_card)
  3375. {
  3376. PSCCB currSCCB;
  3377. currSCCB = FPT_BL_Card[p_card].currentSCCB;
  3378. if (currSCCB != NULL)
  3379. {
  3380. DISABLE_AUTO(port);
  3381. if (currSCCB->OperationCode == RESET_COMMAND)
  3382. {
  3383. if((FPT_BL_Card[p_card].globalFlags & F_CONLUN_IO) &&
  3384. ((FPT_sccbMgrTbl[p_card][currSCCB->TargID].TarStatus & TAR_TAG_Q_MASK) != TAG_Q_TRYING))
  3385. FPT_sccbMgrTbl[p_card][currSCCB->TargID].TarLUNBusy[currSCCB->Lun] = 0;
  3386. else
  3387. FPT_sccbMgrTbl[p_card][currSCCB->TargID].TarLUNBusy[0] = 0;
  3388. FPT_queueCmdComplete(&FPT_BL_Card[p_card], currSCCB, p_card);
  3389. FPT_queueSearchSelect(&FPT_BL_Card[p_card],p_card);
  3390. }
  3391. else if(currSCCB->Sccb_scsistat == SELECT_SN_ST)
  3392. {
  3393. FPT_sccbMgrTbl[p_card][currSCCB->TargID].TarStatus |=
  3394. (unsigned char)SYNC_SUPPORTED;
  3395. FPT_sccbMgrTbl[p_card][currSCCB->TargID].TarEEValue &= ~EE_SYNC_MASK;
  3396. }
  3397. else if(currSCCB->Sccb_scsistat == SELECT_WN_ST)
  3398. {
  3399. FPT_sccbMgrTbl[p_card][currSCCB->TargID].TarStatus =
  3400. (FPT_sccbMgrTbl[p_card][currSCCB->TargID].
  3401. TarStatus & ~WIDE_ENABLED) | WIDE_NEGOCIATED;
  3402. FPT_sccbMgrTbl[p_card][currSCCB->TargID].TarEEValue &= ~EE_WIDE_SCSI;
  3403. }
  3404. else if(currSCCB->Sccb_scsistat == SELECT_Q_ST)
  3405. {
  3406. /* Make sure this is not a phony BUS_FREE. If we were
  3407. reselected or if BUSY is NOT on then this is a
  3408. valid BUS FREE. SRR Wednesday, 5/10/1995. */
  3409. if ((!(RD_HARPOON(port+hp_scsisig) & SCSI_BSY)) ||
  3410. (RDW_HARPOON((port+hp_intstat)) & RSEL))
  3411. {
  3412. FPT_sccbMgrTbl[p_card][currSCCB->TargID].TarStatus &= ~TAR_TAG_Q_MASK;
  3413. FPT_sccbMgrTbl[p_card][currSCCB->TargID].TarStatus |= TAG_Q_REJECT;
  3414. }
  3415. else
  3416. {
  3417. return;
  3418. }
  3419. }
  3420. else
  3421. {
  3422. currSCCB->Sccb_scsistat = BUS_FREE_ST;
  3423. if (!currSCCB->HostStatus)
  3424. {
  3425. currSCCB->HostStatus = SCCB_PHASE_SEQUENCE_FAIL;
  3426. }
  3427. if((FPT_BL_Card[p_card].globalFlags & F_CONLUN_IO) &&
  3428. ((FPT_sccbMgrTbl[p_card][currSCCB->TargID].TarStatus & TAR_TAG_Q_MASK) != TAG_Q_TRYING))
  3429. FPT_sccbMgrTbl[p_card][currSCCB->TargID].TarLUNBusy[currSCCB->Lun] = 0;
  3430. else
  3431. FPT_sccbMgrTbl[p_card][currSCCB->TargID].TarLUNBusy[0] = 0;
  3432. FPT_queueCmdComplete(&FPT_BL_Card[p_card], currSCCB, p_card);
  3433. return;
  3434. }
  3435. FPT_BL_Card[p_card].globalFlags |= F_NEW_SCCB_CMD;
  3436. } /*end if !=null */
  3437. }
  3438. /*---------------------------------------------------------------------
  3439. *
  3440. * Function: Auto Load Default Map
  3441. *
  3442. * Description: Load the Automation RAM with the defualt map values.
  3443. *
  3444. *---------------------------------------------------------------------*/
  3445. static void FPT_autoLoadDefaultMap(ULONG p_port)
  3446. {
  3447. ULONG map_addr;
  3448. ARAM_ACCESS(p_port);
  3449. map_addr = p_port + hp_aramBase;
  3450. WRW_HARPOON(map_addr, (MPM_OP+AMSG_OUT+ 0xC0)); /*ID MESSAGE */
  3451. map_addr +=2;
  3452. WRW_HARPOON(map_addr, (MPM_OP+AMSG_OUT+ 0x20)); /*SIMPLE TAG QUEUEING MSG */
  3453. map_addr +=2;
  3454. WRW_HARPOON(map_addr, RAT_OP); /*RESET ATTENTION */
  3455. map_addr +=2;
  3456. WRW_HARPOON(map_addr, (MPM_OP+AMSG_OUT+ 0x00)); /*TAG ID MSG */
  3457. map_addr +=2;
  3458. WRW_HARPOON(map_addr, (MPM_OP+ACOMMAND+ 0x00)); /*CDB BYTE 0 */
  3459. map_addr +=2;
  3460. WRW_HARPOON(map_addr, (MPM_OP+ACOMMAND+ 0x00)); /*CDB BYTE 1 */
  3461. map_addr +=2;
  3462. WRW_HARPOON(map_addr, (MPM_OP+ACOMMAND+ 0x00)); /*CDB BYTE 2 */
  3463. map_addr +=2;
  3464. WRW_HARPOON(map_addr, (MPM_OP+ACOMMAND+ 0x00)); /*CDB BYTE 3 */
  3465. map_addr +=2;
  3466. WRW_HARPOON(map_addr, (MPM_OP+ACOMMAND+ 0x00)); /*CDB BYTE 4 */
  3467. map_addr +=2;
  3468. WRW_HARPOON(map_addr, (MPM_OP+ACOMMAND+ 0x00)); /*CDB BYTE 5 */
  3469. map_addr +=2;
  3470. WRW_HARPOON(map_addr, (MPM_OP+ACOMMAND+ 0x00)); /*CDB BYTE 6 */
  3471. map_addr +=2;
  3472. WRW_HARPOON(map_addr, (MPM_OP+ACOMMAND+ 0x00)); /*CDB BYTE 7 */
  3473. map_addr +=2;
  3474. WRW_HARPOON(map_addr, (MPM_OP+ACOMMAND+ 0x00)); /*CDB BYTE 8 */
  3475. map_addr +=2;
  3476. WRW_HARPOON(map_addr, (MPM_OP+ACOMMAND+ 0x00)); /*CDB BYTE 9 */
  3477. map_addr +=2;
  3478. WRW_HARPOON(map_addr, (MPM_OP+ACOMMAND+ 0x00)); /*CDB BYTE 10 */
  3479. map_addr +=2;
  3480. WRW_HARPOON(map_addr, (MPM_OP+ACOMMAND+ 0x00)); /*CDB BYTE 11 */
  3481. map_addr +=2;
  3482. WRW_HARPOON(map_addr, (CPE_OP+ADATA_OUT+ DINT)); /*JUMP IF DATA OUT */
  3483. map_addr +=2;
  3484. WRW_HARPOON(map_addr, (TCB_OP+FIFO_0+ DI)); /*JUMP IF NO DATA IN FIFO */
  3485. map_addr +=2; /*This means AYNC DATA IN */
  3486. WRW_HARPOON(map_addr, (SSI_OP+ SSI_IDO_STRT)); /*STOP AND INTERRUPT */
  3487. map_addr +=2;
  3488. WRW_HARPOON(map_addr, (CPE_OP+ADATA_IN+DINT)); /*JUMP IF NOT DATA IN PHZ */
  3489. map_addr +=2;
  3490. WRW_HARPOON(map_addr, (CPN_OP+AMSG_IN+ ST)); /*IF NOT MSG IN CHECK 4 DATA IN */
  3491. map_addr +=2;
  3492. WRW_HARPOON(map_addr, (CRD_OP+SDATA+ 0x02)); /*SAVE DATA PTR MSG? */
  3493. map_addr +=2;
  3494. WRW_HARPOON(map_addr, (BRH_OP+NOT_EQ+ DC)); /*GO CHECK FOR DISCONNECT MSG */
  3495. map_addr +=2;
  3496. WRW_HARPOON(map_addr, (MRR_OP+SDATA+ D_AR1)); /*SAVE DATA PTRS MSG */
  3497. map_addr +=2;
  3498. WRW_HARPOON(map_addr, (CPN_OP+AMSG_IN+ ST)); /*IF NOT MSG IN CHECK DATA IN */
  3499. map_addr +=2;
  3500. WRW_HARPOON(map_addr, (CRD_OP+SDATA+ 0x04)); /*DISCONNECT MSG? */
  3501. map_addr +=2;
  3502. WRW_HARPOON(map_addr, (BRH_OP+NOT_EQ+ UNKNWN));/*UKNKNOWN MSG */
  3503. map_addr +=2;
  3504. WRW_HARPOON(map_addr, (MRR_OP+SDATA+ D_BUCKET));/*XFER DISCONNECT MSG */
  3505. map_addr +=2;
  3506. WRW_HARPOON(map_addr, (SSI_OP+ SSI_ITAR_DISC));/*STOP AND INTERRUPT */
  3507. map_addr +=2;
  3508. WRW_HARPOON(map_addr, (CPN_OP+ASTATUS+ UNKNWN));/*JUMP IF NOT STATUS PHZ. */
  3509. map_addr +=2;
  3510. WRW_HARPOON(map_addr, (MRR_OP+SDATA+ D_AR0)); /*GET STATUS BYTE */
  3511. map_addr +=2;
  3512. WRW_HARPOON(map_addr, (CPN_OP+AMSG_IN+ CC)); /*ERROR IF NOT MSG IN PHZ */
  3513. map_addr +=2;
  3514. WRW_HARPOON(map_addr, (CRD_OP+SDATA+ 0x00)); /*CHECK FOR CMD COMPLETE MSG. */
  3515. map_addr +=2;
  3516. WRW_HARPOON(map_addr, (BRH_OP+NOT_EQ+ CC)); /*ERROR IF NOT CMD COMPLETE MSG. */
  3517. map_addr +=2;
  3518. WRW_HARPOON(map_addr, (MRR_OP+SDATA+ D_BUCKET));/*GET CMD COMPLETE MSG */
  3519. map_addr +=2;
  3520. WRW_HARPOON(map_addr, (SSI_OP+ SSI_ICMD_COMP));/*END OF COMMAND */
  3521. map_addr +=2;
  3522. WRW_HARPOON(map_addr, (SSI_OP+ SSI_IUNKWN)); /*RECEIVED UNKNOWN MSG BYTE */
  3523. map_addr +=2;
  3524. WRW_HARPOON(map_addr, (SSI_OP+ SSI_INO_CC)); /*NO COMMAND COMPLETE AFTER STATUS */
  3525. map_addr +=2;
  3526. WRW_HARPOON(map_addr, (SSI_OP+ SSI_ITICKLE)); /*BIOS Tickled the Mgr */
  3527. map_addr +=2;
  3528. WRW_HARPOON(map_addr, (SSI_OP+ SSI_IRFAIL)); /*EXPECTED ID/TAG MESSAGES AND */
  3529. map_addr +=2; /* DIDN'T GET ONE */
  3530. WRW_HARPOON(map_addr, (CRR_OP+AR3+ S_IDREG)); /* comp SCSI SEL ID & AR3*/
  3531. map_addr +=2;
  3532. WRW_HARPOON(map_addr, (BRH_OP+EQUAL+ 0x00)); /*SEL ID OK then Conti. */
  3533. map_addr +=2;
  3534. WRW_HARPOON(map_addr, (SSI_OP+ SSI_INO_CC)); /*NO COMMAND COMPLETE AFTER STATUS */
  3535. SGRAM_ACCESS(p_port);
  3536. }
  3537. /*---------------------------------------------------------------------
  3538. *
  3539. * Function: Auto Command Complete
  3540. *
  3541. * Description: Post command back to host and find another command
  3542. * to execute.
  3543. *
  3544. *---------------------------------------------------------------------*/
  3545. static void FPT_autoCmdCmplt(ULONG p_port, unsigned char p_card)
  3546. {
  3547. PSCCB currSCCB;
  3548. unsigned char status_byte;
  3549. currSCCB = FPT_BL_Card[p_card].currentSCCB;
  3550. status_byte = RD_HARPOON(p_port+hp_gp_reg_0);
  3551. FPT_sccbMgrTbl[p_card][currSCCB->TargID].TarLUN_CA = 0;
  3552. if (status_byte != SSGOOD) {
  3553. if (status_byte == SSQ_FULL) {
  3554. if(((FPT_BL_Card[p_card].globalFlags & F_CONLUN_IO) &&
  3555. ((FPT_sccbMgrTbl[p_card][currSCCB->TargID].TarStatus & TAR_TAG_Q_MASK) != TAG_Q_TRYING)))
  3556. {
  3557. FPT_sccbMgrTbl[p_card][currSCCB->TargID].TarLUNBusy[currSCCB->Lun] = 1;
  3558. if(FPT_BL_Card[p_card].discQCount != 0)
  3559. FPT_BL_Card[p_card].discQCount--;
  3560. FPT_BL_Card[p_card].discQ_Tbl[FPT_sccbMgrTbl[p_card][currSCCB->TargID].LunDiscQ_Idx[currSCCB->Lun]] = NULL;
  3561. }
  3562. else
  3563. {
  3564. FPT_sccbMgrTbl[p_card][currSCCB->TargID].TarLUNBusy[0] = 1;
  3565. if(currSCCB->Sccb_tag)
  3566. {
  3567. if(FPT_BL_Card[p_card].discQCount != 0)
  3568. FPT_BL_Card[p_card].discQCount--;
  3569. FPT_BL_Card[p_card].discQ_Tbl[currSCCB->Sccb_tag] = NULL;
  3570. }else
  3571. {
  3572. if(FPT_BL_Card[p_card].discQCount != 0)
  3573. FPT_BL_Card[p_card].discQCount--;
  3574. FPT_BL_Card[p_card].discQ_Tbl[FPT_sccbMgrTbl[p_card][currSCCB->TargID].LunDiscQ_Idx[0]] = NULL;
  3575. }
  3576. }
  3577. currSCCB->Sccb_MGRFlags |= F_STATUSLOADED;
  3578. FPT_queueSelectFail(&FPT_BL_Card[p_card],p_card);
  3579. return;
  3580. }
  3581. if(currSCCB->Sccb_scsistat == SELECT_SN_ST)
  3582. {
  3583. FPT_sccbMgrTbl[p_card][currSCCB->TargID].TarStatus |=
  3584. (unsigned char)SYNC_SUPPORTED;
  3585. FPT_sccbMgrTbl[p_card][currSCCB->TargID].TarEEValue &= ~EE_SYNC_MASK;
  3586. FPT_BL_Card[p_card].globalFlags |= F_NEW_SCCB_CMD;
  3587. if(((FPT_BL_Card[p_card].globalFlags & F_CONLUN_IO) &&
  3588. ((FPT_sccbMgrTbl[p_card][currSCCB->TargID].TarStatus & TAR_TAG_Q_MASK) != TAG_Q_TRYING)))
  3589. {
  3590. FPT_sccbMgrTbl[p_card][currSCCB->TargID].TarLUNBusy[currSCCB->Lun] = 1;
  3591. if(FPT_BL_Card[p_card].discQCount != 0)
  3592. FPT_BL_Card[p_card].discQCount--;
  3593. FPT_BL_Card[p_card].discQ_Tbl[FPT_sccbMgrTbl[p_card][currSCCB->TargID].LunDiscQ_Idx[currSCCB->Lun]] = NULL;
  3594. }
  3595. else
  3596. {
  3597. FPT_sccbMgrTbl[p_card][currSCCB->TargID].TarLUNBusy[0] = 1;
  3598. if(currSCCB->Sccb_tag)
  3599. {
  3600. if(FPT_BL_Card[p_card].discQCount != 0)
  3601. FPT_BL_Card[p_card].discQCount--;
  3602. FPT_BL_Card[p_card].discQ_Tbl[currSCCB->Sccb_tag] = NULL;
  3603. }else
  3604. {
  3605. if(FPT_BL_Card[p_card].discQCount != 0)
  3606. FPT_BL_Card[p_card].discQCount--;
  3607. FPT_BL_Card[p_card].discQ_Tbl[FPT_sccbMgrTbl[p_card][currSCCB->TargID].LunDiscQ_Idx[0]] = NULL;
  3608. }
  3609. }
  3610. return;
  3611. }
  3612. if(currSCCB->Sccb_scsistat == SELECT_WN_ST)
  3613. {
  3614. FPT_sccbMgrTbl[p_card][currSCCB->TargID].TarStatus =
  3615. (FPT_sccbMgrTbl[p_card][currSCCB->TargID].
  3616. TarStatus & ~WIDE_ENABLED) | WIDE_NEGOCIATED;
  3617. FPT_sccbMgrTbl[p_card][currSCCB->TargID].TarEEValue &= ~EE_WIDE_SCSI;
  3618. FPT_BL_Card[p_card].globalFlags |= F_NEW_SCCB_CMD;
  3619. if(((FPT_BL_Card[p_card].globalFlags & F_CONLUN_IO) &&
  3620. ((FPT_sccbMgrTbl[p_card][currSCCB->TargID].TarStatus & TAR_TAG_Q_MASK) != TAG_Q_TRYING)))
  3621. {
  3622. FPT_sccbMgrTbl[p_card][currSCCB->TargID].TarLUNBusy[currSCCB->Lun] = 1;
  3623. if(FPT_BL_Card[p_card].discQCount != 0)
  3624. FPT_BL_Card[p_card].discQCount--;
  3625. FPT_BL_Card[p_card].discQ_Tbl[FPT_sccbMgrTbl[p_card][currSCCB->TargID].LunDiscQ_Idx[currSCCB->Lun]] = NULL;
  3626. }
  3627. else
  3628. {
  3629. FPT_sccbMgrTbl[p_card][currSCCB->TargID].TarLUNBusy[0] = 1;
  3630. if(currSCCB->Sccb_tag)
  3631. {
  3632. if(FPT_BL_Card[p_card].discQCount != 0)
  3633. FPT_BL_Card[p_card].discQCount--;
  3634. FPT_BL_Card[p_card].discQ_Tbl[currSCCB->Sccb_tag] = NULL;
  3635. }else
  3636. {
  3637. if(FPT_BL_Card[p_card].discQCount != 0)
  3638. FPT_BL_Card[p_card].discQCount--;
  3639. FPT_BL_Card[p_card].discQ_Tbl[FPT_sccbMgrTbl[p_card][currSCCB->TargID].LunDiscQ_Idx[0]] = NULL;
  3640. }
  3641. }
  3642. return;
  3643. }
  3644. if (status_byte == SSCHECK)
  3645. {
  3646. if(FPT_BL_Card[p_card].globalFlags & F_DO_RENEGO)
  3647. {
  3648. if (FPT_sccbMgrTbl[p_card][currSCCB->TargID].TarEEValue & EE_SYNC_MASK)
  3649. {
  3650. FPT_sccbMgrTbl[p_card][currSCCB->TargID].TarStatus &= ~TAR_SYNC_MASK;
  3651. }
  3652. if (FPT_sccbMgrTbl[p_card][currSCCB->TargID].TarEEValue & EE_WIDE_SCSI)
  3653. {
  3654. FPT_sccbMgrTbl[p_card][currSCCB->TargID].TarStatus &= ~TAR_WIDE_MASK;
  3655. }
  3656. }
  3657. }
  3658. if (!(currSCCB->Sccb_XferState & F_AUTO_SENSE)) {
  3659. currSCCB->SccbStatus = SCCB_ERROR;
  3660. currSCCB->TargetStatus = status_byte;
  3661. if (status_byte == SSCHECK) {
  3662. FPT_sccbMgrTbl[p_card][currSCCB->TargID].TarLUN_CA
  3663. = 1;
  3664. if (currSCCB->RequestSenseLength != NO_AUTO_REQUEST_SENSE) {
  3665. if (currSCCB->RequestSenseLength == 0)
  3666. currSCCB->RequestSenseLength = 14;
  3667. FPT_ssenss(&FPT_BL_Card[p_card]);
  3668. FPT_BL_Card[p_card].globalFlags |= F_NEW_SCCB_CMD;
  3669. if(((FPT_BL_Card[p_card].globalFlags & F_CONLUN_IO) &&
  3670. ((FPT_sccbMgrTbl[p_card][currSCCB->TargID].TarStatus & TAR_TAG_Q_MASK) != TAG_Q_TRYING)))
  3671. {
  3672. FPT_sccbMgrTbl[p_card][currSCCB->TargID].TarLUNBusy[currSCCB->Lun] = 1;
  3673. if(FPT_BL_Card[p_card].discQCount != 0)
  3674. FPT_BL_Card[p_card].discQCount--;
  3675. FPT_BL_Card[p_card].discQ_Tbl[FPT_sccbMgrTbl[p_card][currSCCB->TargID].LunDiscQ_Idx[currSCCB->Lun]] = NULL;
  3676. }
  3677. else
  3678. {
  3679. FPT_sccbMgrTbl[p_card][currSCCB->TargID].TarLUNBusy[0] = 1;
  3680. if(currSCCB->Sccb_tag)
  3681. {
  3682. if(FPT_BL_Card[p_card].discQCount != 0)
  3683. FPT_BL_Card[p_card].discQCount--;
  3684. FPT_BL_Card[p_card].discQ_Tbl[currSCCB->Sccb_tag] = NULL;
  3685. }else
  3686. {
  3687. if(FPT_BL_Card[p_card].discQCount != 0)
  3688. FPT_BL_Card[p_card].discQCount--;
  3689. FPT_BL_Card[p_card].discQ_Tbl[FPT_sccbMgrTbl[p_card][currSCCB->TargID].LunDiscQ_Idx[0]] = NULL;
  3690. }
  3691. }
  3692. return;
  3693. }
  3694. }
  3695. }
  3696. }
  3697. if((FPT_BL_Card[p_card].globalFlags & F_CONLUN_IO) &&
  3698. ((FPT_sccbMgrTbl[p_card][currSCCB->TargID].TarStatus & TAR_TAG_Q_MASK) != TAG_Q_TRYING))
  3699. FPT_sccbMgrTbl[p_card][currSCCB->TargID].TarLUNBusy[currSCCB->Lun] = 0;
  3700. else
  3701. FPT_sccbMgrTbl[p_card][currSCCB->TargID].TarLUNBusy[0] = 0;
  3702. FPT_queueCmdComplete(&FPT_BL_Card[p_card], currSCCB, p_card);
  3703. }
  3704. #define SHORT_WAIT 0x0000000F
  3705. #define LONG_WAIT 0x0000FFFFL
  3706. /*---------------------------------------------------------------------
  3707. *
  3708. * Function: Data Transfer Processor
  3709. *
  3710. * Description: This routine performs two tasks.
  3711. * (1) Start data transfer by calling HOST_DATA_XFER_START
  3712. * function. Once data transfer is started, (2) Depends
  3713. * on the type of data transfer mode Scatter/Gather mode
  3714. * or NON Scatter/Gather mode. In NON Scatter/Gather mode,
  3715. * this routine checks Sccb_MGRFlag (F_HOST_XFER_ACT bit) for
  3716. * data transfer done. In Scatter/Gather mode, this routine
  3717. * checks bus master command complete and dual rank busy
  3718. * bit to keep chaining SC transfer command. Similarly,
  3719. * in Scatter/Gather mode, it checks Sccb_MGRFlag
  3720. * (F_HOST_XFER_ACT bit) for data transfer done.
  3721. *
  3722. *---------------------------------------------------------------------*/
  3723. static void FPT_dataXferProcessor(ULONG port, PSCCBcard pCurrCard)
  3724. {
  3725. PSCCB currSCCB;
  3726. currSCCB = pCurrCard->currentSCCB;
  3727. if (currSCCB->Sccb_XferState & F_SG_XFER)
  3728. {
  3729. if (pCurrCard->globalFlags & F_HOST_XFER_ACT)
  3730. {
  3731. currSCCB->Sccb_sgseg += (unsigned char)SG_BUF_CNT;
  3732. currSCCB->Sccb_SGoffset = 0x00;
  3733. }
  3734. pCurrCard->globalFlags |= F_HOST_XFER_ACT;
  3735. FPT_busMstrSGDataXferStart(port, currSCCB);
  3736. }
  3737. else
  3738. {
  3739. if (!(pCurrCard->globalFlags & F_HOST_XFER_ACT))
  3740. {
  3741. pCurrCard->globalFlags |= F_HOST_XFER_ACT;
  3742. FPT_busMstrDataXferStart(port, currSCCB);
  3743. }
  3744. }
  3745. }
  3746. /*---------------------------------------------------------------------
  3747. *
  3748. * Function: BusMaster Scatter Gather Data Transfer Start
  3749. *
  3750. * Description:
  3751. *
  3752. *---------------------------------------------------------------------*/
  3753. static void FPT_busMstrSGDataXferStart(ULONG p_port, PSCCB pcurrSCCB)
  3754. {
  3755. ULONG count,addr,tmpSGCnt;
  3756. UINT sg_index;
  3757. unsigned char sg_count, i;
  3758. ULONG reg_offset;
  3759. if (pcurrSCCB->Sccb_XferState & F_HOST_XFER_DIR) {
  3760. count = ((ULONG) HOST_RD_CMD)<<24;
  3761. }
  3762. else {
  3763. count = ((ULONG) HOST_WRT_CMD)<<24;
  3764. }
  3765. sg_count = 0;
  3766. tmpSGCnt = 0;
  3767. sg_index = pcurrSCCB->Sccb_sgseg;
  3768. reg_offset = hp_aramBase;
  3769. i = (unsigned char) (RD_HARPOON(p_port+hp_page_ctrl) & ~(SGRAM_ARAM|SCATTER_EN));
  3770. WR_HARPOON(p_port+hp_page_ctrl, i);
  3771. while ((sg_count < (unsigned char)SG_BUF_CNT) &&
  3772. ((ULONG)(sg_index * (UINT)SG_ELEMENT_SIZE) < pcurrSCCB->DataLength) ) {
  3773. tmpSGCnt += *(((ULONG *)pcurrSCCB->DataPointer)+
  3774. (sg_index * 2));
  3775. count |= *(((ULONG *)pcurrSCCB->DataPointer)+
  3776. (sg_index * 2));
  3777. addr = *(((ULONG *)pcurrSCCB->DataPointer)+
  3778. ((sg_index * 2) + 1));
  3779. if ((!sg_count) && (pcurrSCCB->Sccb_SGoffset)) {
  3780. addr += ((count & 0x00FFFFFFL) - pcurrSCCB->Sccb_SGoffset);
  3781. count = (count & 0xFF000000L) | pcurrSCCB->Sccb_SGoffset;
  3782. tmpSGCnt = count & 0x00FFFFFFL;
  3783. }
  3784. WR_HARP32(p_port,reg_offset,addr);
  3785. reg_offset +=4;
  3786. WR_HARP32(p_port,reg_offset,count);
  3787. reg_offset +=4;
  3788. count &= 0xFF000000L;
  3789. sg_index++;
  3790. sg_count++;
  3791. } /*End While */
  3792. pcurrSCCB->Sccb_XferCnt = tmpSGCnt;
  3793. WR_HARPOON(p_port+hp_sg_addr,(sg_count<<4));
  3794. if (pcurrSCCB->Sccb_XferState & F_HOST_XFER_DIR) {
  3795. WR_HARP32(p_port,hp_xfercnt_0,tmpSGCnt);
  3796. WR_HARPOON(p_port+hp_portctrl_0,(DMA_PORT | SCSI_PORT | SCSI_INBIT));
  3797. WR_HARPOON(p_port+hp_scsisig, S_DATAI_PH);
  3798. }
  3799. else {
  3800. if ((!(RD_HARPOON(p_port+hp_synctarg_0) & NARROW_SCSI)) &&
  3801. (tmpSGCnt & 0x000000001))
  3802. {
  3803. pcurrSCCB->Sccb_XferState |= F_ODD_BALL_CNT;
  3804. tmpSGCnt--;
  3805. }
  3806. WR_HARP32(p_port,hp_xfercnt_0,tmpSGCnt);
  3807. WR_HARPOON(p_port+hp_portctrl_0,(SCSI_PORT | DMA_PORT | DMA_RD));
  3808. WR_HARPOON(p_port+hp_scsisig, S_DATAO_PH);
  3809. }
  3810. WR_HARPOON(p_port+hp_page_ctrl, (unsigned char) (i | SCATTER_EN));
  3811. }
  3812. /*---------------------------------------------------------------------
  3813. *
  3814. * Function: BusMaster Data Transfer Start
  3815. *
  3816. * Description:
  3817. *
  3818. *---------------------------------------------------------------------*/
  3819. static void FPT_busMstrDataXferStart(ULONG p_port, PSCCB pcurrSCCB)
  3820. {
  3821. ULONG addr,count;
  3822. if (!(pcurrSCCB->Sccb_XferState & F_AUTO_SENSE)) {
  3823. count = pcurrSCCB->Sccb_XferCnt;
  3824. addr = (ULONG) pcurrSCCB->DataPointer + pcurrSCCB->Sccb_ATC;
  3825. }
  3826. else {
  3827. addr = pcurrSCCB->SensePointer;
  3828. count = pcurrSCCB->RequestSenseLength;
  3829. }
  3830. HP_SETUP_ADDR_CNT(p_port,addr,count);
  3831. if (pcurrSCCB->Sccb_XferState & F_HOST_XFER_DIR) {
  3832. WR_HARPOON(p_port+hp_portctrl_0,(DMA_PORT | SCSI_PORT | SCSI_INBIT));
  3833. WR_HARPOON(p_port+hp_scsisig, S_DATAI_PH);
  3834. WR_HARPOON(p_port+hp_xfer_cmd,
  3835. (XFER_DMA_HOST | XFER_HOST_AUTO | XFER_DMA_8BIT));
  3836. }
  3837. else {
  3838. WR_HARPOON(p_port+hp_portctrl_0,(SCSI_PORT | DMA_PORT | DMA_RD));
  3839. WR_HARPOON(p_port+hp_scsisig, S_DATAO_PH);
  3840. WR_HARPOON(p_port+hp_xfer_cmd,
  3841. (XFER_HOST_DMA | XFER_HOST_AUTO | XFER_DMA_8BIT));
  3842. }
  3843. }
  3844. /*---------------------------------------------------------------------
  3845. *
  3846. * Function: BusMaster Timeout Handler
  3847. *
  3848. * Description: This function is called after a bus master command busy time
  3849. * out is detected. This routines issue halt state machine
  3850. * with a software time out for command busy. If command busy
  3851. * is still asserted at the end of the time out, it issues
  3852. * hard abort with another software time out. It hard abort
  3853. * command busy is also time out, it'll just give up.
  3854. *
  3855. *---------------------------------------------------------------------*/
  3856. static unsigned char FPT_busMstrTimeOut(ULONG p_port)
  3857. {
  3858. ULONG timeout;
  3859. timeout = LONG_WAIT;
  3860. WR_HARPOON(p_port+hp_sys_ctrl, HALT_MACH);
  3861. while ((!(RD_HARPOON(p_port+hp_ext_status) & CMD_ABORTED)) && timeout--) {}
  3862. if (RD_HARPOON(p_port+hp_ext_status) & BM_CMD_BUSY) {
  3863. WR_HARPOON(p_port+hp_sys_ctrl, HARD_ABORT);
  3864. timeout = LONG_WAIT;
  3865. while ((RD_HARPOON(p_port+hp_ext_status) & BM_CMD_BUSY) && timeout--) {}
  3866. }
  3867. RD_HARPOON(p_port+hp_int_status); /*Clear command complete */
  3868. if (RD_HARPOON(p_port+hp_ext_status) & BM_CMD_BUSY) {
  3869. return(1);
  3870. }
  3871. else {
  3872. return(0);
  3873. }
  3874. }
  3875. /*---------------------------------------------------------------------
  3876. *
  3877. * Function: Host Data Transfer Abort
  3878. *
  3879. * Description: Abort any in progress transfer.
  3880. *
  3881. *---------------------------------------------------------------------*/
  3882. static void FPT_hostDataXferAbort(ULONG port, unsigned char p_card, PSCCB pCurrSCCB)
  3883. {
  3884. ULONG timeout;
  3885. ULONG remain_cnt;
  3886. UINT sg_ptr;
  3887. FPT_BL_Card[p_card].globalFlags &= ~F_HOST_XFER_ACT;
  3888. if (pCurrSCCB->Sccb_XferState & F_AUTO_SENSE) {
  3889. if (!(RD_HARPOON(port+hp_int_status) & INT_CMD_COMPL)) {
  3890. WR_HARPOON(port+hp_bm_ctrl, (RD_HARPOON(port+hp_bm_ctrl) | FLUSH_XFER_CNTR));
  3891. timeout = LONG_WAIT;
  3892. while ((RD_HARPOON(port+hp_ext_status) & BM_CMD_BUSY) && timeout--) {}
  3893. WR_HARPOON(port+hp_bm_ctrl, (RD_HARPOON(port+hp_bm_ctrl) & ~FLUSH_XFER_CNTR));
  3894. if (RD_HARPOON(port+hp_ext_status) & BM_CMD_BUSY) {
  3895. if (FPT_busMstrTimeOut(port)) {
  3896. if (pCurrSCCB->HostStatus == 0x00)
  3897. pCurrSCCB->HostStatus = SCCB_BM_ERR;
  3898. }
  3899. if (RD_HARPOON(port+hp_int_status) & INT_EXT_STATUS)
  3900. if (RD_HARPOON(port+hp_ext_status) & BAD_EXT_STATUS)
  3901. if (pCurrSCCB->HostStatus == 0x00)
  3902. {
  3903. pCurrSCCB->HostStatus = SCCB_BM_ERR;
  3904. }
  3905. }
  3906. }
  3907. }
  3908. else if (pCurrSCCB->Sccb_XferCnt) {
  3909. if (pCurrSCCB->Sccb_XferState & F_SG_XFER) {
  3910. WR_HARPOON(port+hp_page_ctrl, (RD_HARPOON(port+hp_page_ctrl) &
  3911. ~SCATTER_EN));
  3912. WR_HARPOON(port+hp_sg_addr,0x00);
  3913. sg_ptr = pCurrSCCB->Sccb_sgseg + SG_BUF_CNT;
  3914. if (sg_ptr > (UINT)(pCurrSCCB->DataLength / SG_ELEMENT_SIZE)) {
  3915. sg_ptr = (UINT)(pCurrSCCB->DataLength / SG_ELEMENT_SIZE);
  3916. }
  3917. remain_cnt = pCurrSCCB->Sccb_XferCnt;
  3918. while (remain_cnt < 0x01000000L) {
  3919. sg_ptr--;
  3920. if (remain_cnt > (ULONG)(*(((ULONG *)pCurrSCCB->
  3921. DataPointer) + (sg_ptr * 2)))) {
  3922. remain_cnt -= (ULONG)(*(((ULONG *)pCurrSCCB->
  3923. DataPointer) + (sg_ptr * 2)));
  3924. }
  3925. else {
  3926. break;
  3927. }
  3928. }
  3929. if (remain_cnt < 0x01000000L) {
  3930. pCurrSCCB->Sccb_SGoffset = remain_cnt;
  3931. pCurrSCCB->Sccb_sgseg = (USHORT)sg_ptr;
  3932. if ((ULONG)(sg_ptr * SG_ELEMENT_SIZE) == pCurrSCCB->DataLength
  3933. && (remain_cnt == 0))
  3934. pCurrSCCB->Sccb_XferState |= F_ALL_XFERRED;
  3935. }
  3936. else {
  3937. if (pCurrSCCB->HostStatus == 0x00) {
  3938. pCurrSCCB->HostStatus = SCCB_GROSS_FW_ERR;
  3939. }
  3940. }
  3941. }
  3942. if (!(pCurrSCCB->Sccb_XferState & F_HOST_XFER_DIR)) {
  3943. if (RD_HARPOON(port+hp_ext_status) & BM_CMD_BUSY) {
  3944. FPT_busMstrTimeOut(port);
  3945. }
  3946. else {
  3947. if (RD_HARPOON(port+hp_int_status) & INT_EXT_STATUS) {
  3948. if (RD_HARPOON(port+hp_ext_status) & BAD_EXT_STATUS) {
  3949. if (pCurrSCCB->HostStatus == 0x00) {
  3950. pCurrSCCB->HostStatus = SCCB_BM_ERR;
  3951. }
  3952. }
  3953. }
  3954. }
  3955. }
  3956. else {
  3957. if ((RD_HARPOON(port+hp_fifo_cnt)) >= BM_THRESHOLD) {
  3958. timeout = SHORT_WAIT;
  3959. while ((RD_HARPOON(port+hp_ext_status) & BM_CMD_BUSY) &&
  3960. ((RD_HARPOON(port+hp_fifo_cnt)) >= BM_THRESHOLD) &&
  3961. timeout--) {}
  3962. }
  3963. if (RD_HARPOON(port+hp_ext_status) & BM_CMD_BUSY) {
  3964. WR_HARPOON(port+hp_bm_ctrl, (RD_HARPOON(port+hp_bm_ctrl) |
  3965. FLUSH_XFER_CNTR));
  3966. timeout = LONG_WAIT;
  3967. while ((RD_HARPOON(port+hp_ext_status) & BM_CMD_BUSY) &&
  3968. timeout--) {}
  3969. WR_HARPOON(port+hp_bm_ctrl, (RD_HARPOON(port+hp_bm_ctrl) &
  3970. ~FLUSH_XFER_CNTR));
  3971. if (RD_HARPOON(port+hp_ext_status) & BM_CMD_BUSY) {
  3972. if (pCurrSCCB->HostStatus == 0x00) {
  3973. pCurrSCCB->HostStatus = SCCB_BM_ERR;
  3974. }
  3975. FPT_busMstrTimeOut(port);
  3976. }
  3977. }
  3978. if (RD_HARPOON(port+hp_int_status) & INT_EXT_STATUS) {
  3979. if (RD_HARPOON(port+hp_ext_status) & BAD_EXT_STATUS) {
  3980. if (pCurrSCCB->HostStatus == 0x00) {
  3981. pCurrSCCB->HostStatus = SCCB_BM_ERR;
  3982. }
  3983. }
  3984. }
  3985. }
  3986. }
  3987. else {
  3988. if (RD_HARPOON(port+hp_ext_status) & BM_CMD_BUSY) {
  3989. timeout = LONG_WAIT;
  3990. while ((RD_HARPOON(port+hp_ext_status) & BM_CMD_BUSY) && timeout--) {}
  3991. if (RD_HARPOON(port+hp_ext_status) & BM_CMD_BUSY) {
  3992. if (pCurrSCCB->HostStatus == 0x00) {
  3993. pCurrSCCB->HostStatus = SCCB_BM_ERR;
  3994. }
  3995. FPT_busMstrTimeOut(port);
  3996. }
  3997. }
  3998. if (RD_HARPOON(port+hp_int_status) & INT_EXT_STATUS) {
  3999. if (RD_HARPOON(port+hp_ext_status) & BAD_EXT_STATUS) {
  4000. if (pCurrSCCB->HostStatus == 0x00) {
  4001. pCurrSCCB->HostStatus = SCCB_BM_ERR;
  4002. }
  4003. }
  4004. }
  4005. if (pCurrSCCB->Sccb_XferState & F_SG_XFER) {
  4006. WR_HARPOON(port+hp_page_ctrl, (RD_HARPOON(port+hp_page_ctrl) &
  4007. ~SCATTER_EN));
  4008. WR_HARPOON(port+hp_sg_addr,0x00);
  4009. pCurrSCCB->Sccb_sgseg += SG_BUF_CNT;
  4010. pCurrSCCB->Sccb_SGoffset = 0x00;
  4011. if ((ULONG)(pCurrSCCB->Sccb_sgseg * SG_ELEMENT_SIZE) >=
  4012. pCurrSCCB->DataLength) {
  4013. pCurrSCCB->Sccb_XferState |= F_ALL_XFERRED;
  4014. pCurrSCCB->Sccb_sgseg = (USHORT)(pCurrSCCB->DataLength / SG_ELEMENT_SIZE);
  4015. }
  4016. }
  4017. else {
  4018. if (!(pCurrSCCB->Sccb_XferState & F_AUTO_SENSE))
  4019. pCurrSCCB->Sccb_XferState |= F_ALL_XFERRED;
  4020. }
  4021. }
  4022. WR_HARPOON(port+hp_int_mask,(INT_CMD_COMPL | SCSI_INTERRUPT));
  4023. }
  4024. /*---------------------------------------------------------------------
  4025. *
  4026. * Function: Host Data Transfer Restart
  4027. *
  4028. * Description: Reset the available count due to a restore data
  4029. * pointers message.
  4030. *
  4031. *---------------------------------------------------------------------*/
  4032. static void FPT_hostDataXferRestart(PSCCB currSCCB)
  4033. {
  4034. ULONG data_count;
  4035. UINT sg_index;
  4036. ULONG *sg_ptr;
  4037. if (currSCCB->Sccb_XferState & F_SG_XFER) {
  4038. currSCCB->Sccb_XferCnt = 0;
  4039. sg_index = 0xffff; /*Index by long words into sg list. */
  4040. data_count = 0; /*Running count of SG xfer counts. */
  4041. sg_ptr = (ULONG *)currSCCB->DataPointer;
  4042. while (data_count < currSCCB->Sccb_ATC) {
  4043. sg_index++;
  4044. data_count += *(sg_ptr+(sg_index * 2));
  4045. }
  4046. if (data_count == currSCCB->Sccb_ATC) {
  4047. currSCCB->Sccb_SGoffset = 0;
  4048. sg_index++;
  4049. }
  4050. else {
  4051. currSCCB->Sccb_SGoffset = data_count - currSCCB->Sccb_ATC;
  4052. }
  4053. currSCCB->Sccb_sgseg = (USHORT)sg_index;
  4054. }
  4055. else {
  4056. currSCCB->Sccb_XferCnt = currSCCB->DataLength - currSCCB->Sccb_ATC;
  4057. }
  4058. }
  4059. /*---------------------------------------------------------------------
  4060. *
  4061. * Function: FPT_scini
  4062. *
  4063. * Description: Setup all data structures necessary for SCAM selection.
  4064. *
  4065. *---------------------------------------------------------------------*/
  4066. static void FPT_scini(unsigned char p_card, unsigned char p_our_id, unsigned char p_power_up)
  4067. {
  4068. unsigned char loser,assigned_id;
  4069. ULONG p_port;
  4070. unsigned char i,k,ScamFlg ;
  4071. PSCCBcard currCard;
  4072. PNVRamInfo pCurrNvRam;
  4073. currCard = &FPT_BL_Card[p_card];
  4074. p_port = currCard->ioPort;
  4075. pCurrNvRam = currCard->pNvRamInfo;
  4076. if(pCurrNvRam){
  4077. ScamFlg = pCurrNvRam->niScamConf;
  4078. i = pCurrNvRam->niSysConf;
  4079. }
  4080. else{
  4081. ScamFlg = (unsigned char) FPT_utilEERead(p_port, SCAM_CONFIG/2);
  4082. i = (unsigned char)(FPT_utilEERead(p_port, (SYSTEM_CONFIG/2)));
  4083. }
  4084. if(!(i & 0x02)) /* check if reset bus in AutoSCSI parameter set */
  4085. return;
  4086. FPT_inisci(p_card,p_port, p_our_id);
  4087. /* Force to wait 1 sec after SCSI bus reset. Some SCAM device FW
  4088. too slow to return to SCAM selection */
  4089. /* if (p_power_up)
  4090. FPT_Wait1Second(p_port);
  4091. else
  4092. FPT_Wait(p_port, TO_250ms); */
  4093. FPT_Wait1Second(p_port);
  4094. if ((ScamFlg & SCAM_ENABLED) && (ScamFlg & SCAM_LEVEL2))
  4095. {
  4096. while (!(FPT_scarb(p_port,INIT_SELTD))) {}
  4097. FPT_scsel(p_port);
  4098. do {
  4099. FPT_scxferc(p_port,SYNC_PTRN);
  4100. FPT_scxferc(p_port,DOM_MSTR);
  4101. loser = FPT_scsendi(p_port,&FPT_scamInfo[p_our_id].id_string[0]);
  4102. } while ( loser == 0xFF );
  4103. FPT_scbusf(p_port);
  4104. if ((p_power_up) && (!loser))
  4105. {
  4106. FPT_sresb(p_port,p_card);
  4107. FPT_Wait(p_port, TO_250ms);
  4108. while (!(FPT_scarb(p_port,INIT_SELTD))) {}
  4109. FPT_scsel(p_port);
  4110. do {
  4111. FPT_scxferc(p_port, SYNC_PTRN);
  4112. FPT_scxferc(p_port, DOM_MSTR);
  4113. loser = FPT_scsendi(p_port,&FPT_scamInfo[p_our_id].
  4114. id_string[0]);
  4115. } while ( loser == 0xFF );
  4116. FPT_scbusf(p_port);
  4117. }
  4118. }
  4119. else
  4120. {
  4121. loser = 0;
  4122. }
  4123. if (!loser)
  4124. {
  4125. FPT_scamInfo[p_our_id].state = ID_ASSIGNED;
  4126. if (ScamFlg & SCAM_ENABLED)
  4127. {
  4128. for (i=0; i < MAX_SCSI_TAR; i++)
  4129. {
  4130. if ((FPT_scamInfo[i].state == ID_UNASSIGNED) ||
  4131. (FPT_scamInfo[i].state == ID_UNUSED))
  4132. {
  4133. if (FPT_scsell(p_port,i))
  4134. {
  4135. FPT_scamInfo[i].state = LEGACY;
  4136. if ((FPT_scamInfo[i].id_string[0] != 0xFF) ||
  4137. (FPT_scamInfo[i].id_string[1] != 0xFA))
  4138. {
  4139. FPT_scamInfo[i].id_string[0] = 0xFF;
  4140. FPT_scamInfo[i].id_string[1] = 0xFA;
  4141. if(pCurrNvRam == NULL)
  4142. currCard->globalFlags |= F_UPDATE_EEPROM;
  4143. }
  4144. }
  4145. }
  4146. }
  4147. FPT_sresb(p_port,p_card);
  4148. FPT_Wait1Second(p_port);
  4149. while (!(FPT_scarb(p_port,INIT_SELTD))) {}
  4150. FPT_scsel(p_port);
  4151. FPT_scasid(p_card, p_port);
  4152. }
  4153. }
  4154. else if ((loser) && (ScamFlg & SCAM_ENABLED))
  4155. {
  4156. FPT_scamInfo[p_our_id].id_string[0] = SLV_TYPE_CODE0;
  4157. assigned_id = 0;
  4158. FPT_scwtsel(p_port);
  4159. do {
  4160. while (FPT_scxferc(p_port,0x00) != SYNC_PTRN) {}
  4161. i = FPT_scxferc(p_port,0x00);
  4162. if (i == ASSIGN_ID)
  4163. {
  4164. if (!(FPT_scsendi(p_port,&FPT_scamInfo[p_our_id].id_string[0])))
  4165. {
  4166. i = FPT_scxferc(p_port,0x00);
  4167. if (FPT_scvalq(i))
  4168. {
  4169. k = FPT_scxferc(p_port,0x00);
  4170. if (FPT_scvalq(k))
  4171. {
  4172. currCard->ourId =
  4173. ((unsigned char)(i<<3)+(k & (unsigned char)7)) & (unsigned char) 0x3F;
  4174. FPT_inisci(p_card, p_port, p_our_id);
  4175. FPT_scamInfo[currCard->ourId].state = ID_ASSIGNED;
  4176. FPT_scamInfo[currCard->ourId].id_string[0]
  4177. = SLV_TYPE_CODE0;
  4178. assigned_id = 1;
  4179. }
  4180. }
  4181. }
  4182. }
  4183. else if (i == SET_P_FLAG)
  4184. {
  4185. if (!(FPT_scsendi(p_port,
  4186. &FPT_scamInfo[p_our_id].id_string[0])))
  4187. FPT_scamInfo[p_our_id].id_string[0] |= 0x80;
  4188. }
  4189. }while (!assigned_id);
  4190. while (FPT_scxferc(p_port,0x00) != CFG_CMPLT) {}
  4191. }
  4192. if (ScamFlg & SCAM_ENABLED)
  4193. {
  4194. FPT_scbusf(p_port);
  4195. if (currCard->globalFlags & F_UPDATE_EEPROM)
  4196. {
  4197. FPT_scsavdi(p_card, p_port);
  4198. currCard->globalFlags &= ~F_UPDATE_EEPROM;
  4199. }
  4200. }
  4201. /*
  4202. for (i=0,k=0; i < MAX_SCSI_TAR; i++)
  4203. {
  4204. if ((FPT_scamInfo[i].state == ID_ASSIGNED) ||
  4205. (FPT_scamInfo[i].state == LEGACY))
  4206. k++;
  4207. }
  4208. if (k==2)
  4209. currCard->globalFlags |= F_SINGLE_DEVICE;
  4210. else
  4211. currCard->globalFlags &= ~F_SINGLE_DEVICE;
  4212. */
  4213. }
  4214. /*---------------------------------------------------------------------
  4215. *
  4216. * Function: FPT_scarb
  4217. *
  4218. * Description: Gain control of the bus and wait SCAM select time (250ms)
  4219. *
  4220. *---------------------------------------------------------------------*/
  4221. static int FPT_scarb(ULONG p_port, unsigned char p_sel_type)
  4222. {
  4223. if (p_sel_type == INIT_SELTD)
  4224. {
  4225. while (RD_HARPOON(p_port+hp_scsisig) & (SCSI_SEL | SCSI_BSY)) {}
  4226. if (RD_HARPOON(p_port+hp_scsisig) & SCSI_SEL)
  4227. return(0);
  4228. if (RD_HARPOON(p_port+hp_scsidata_0) != 00)
  4229. return(0);
  4230. WR_HARPOON(p_port+hp_scsisig, (RD_HARPOON(p_port+hp_scsisig) | SCSI_BSY));
  4231. if (RD_HARPOON(p_port+hp_scsisig) & SCSI_SEL) {
  4232. WR_HARPOON(p_port+hp_scsisig, (RD_HARPOON(p_port+hp_scsisig) &
  4233. ~SCSI_BSY));
  4234. return(0);
  4235. }
  4236. WR_HARPOON(p_port+hp_scsisig, (RD_HARPOON(p_port+hp_scsisig) | SCSI_SEL));
  4237. if (RD_HARPOON(p_port+hp_scsidata_0) != 00) {
  4238. WR_HARPOON(p_port+hp_scsisig, (RD_HARPOON(p_port+hp_scsisig) &
  4239. ~(SCSI_BSY | SCSI_SEL)));
  4240. return(0);
  4241. }
  4242. }
  4243. WR_HARPOON(p_port+hp_clkctrl_0, (RD_HARPOON(p_port+hp_clkctrl_0)
  4244. & ~ACTdeassert));
  4245. WR_HARPOON(p_port+hp_scsireset, SCAM_EN);
  4246. WR_HARPOON(p_port+hp_scsidata_0, 0x00);
  4247. WR_HARPOON(p_port+hp_scsidata_1, 0x00);
  4248. WR_HARPOON(p_port+hp_portctrl_0, SCSI_BUS_EN);
  4249. WR_HARPOON(p_port+hp_scsisig, (RD_HARPOON(p_port+hp_scsisig) | SCSI_MSG));
  4250. WR_HARPOON(p_port+hp_scsisig, (RD_HARPOON(p_port+hp_scsisig)
  4251. & ~SCSI_BSY));
  4252. FPT_Wait(p_port,TO_250ms);
  4253. return(1);
  4254. }
  4255. /*---------------------------------------------------------------------
  4256. *
  4257. * Function: FPT_scbusf
  4258. *
  4259. * Description: Release the SCSI bus and disable SCAM selection.
  4260. *
  4261. *---------------------------------------------------------------------*/
  4262. static void FPT_scbusf(ULONG p_port)
  4263. {
  4264. WR_HARPOON(p_port+hp_page_ctrl,
  4265. (RD_HARPOON(p_port+hp_page_ctrl) | G_INT_DISABLE));
  4266. WR_HARPOON(p_port+hp_scsidata_0, 0x00);
  4267. WR_HARPOON(p_port+hp_portctrl_0, (RD_HARPOON(p_port+hp_portctrl_0)
  4268. & ~SCSI_BUS_EN));
  4269. WR_HARPOON(p_port+hp_scsisig, 0x00);
  4270. WR_HARPOON(p_port+hp_scsireset, (RD_HARPOON(p_port+hp_scsireset)
  4271. & ~SCAM_EN));
  4272. WR_HARPOON(p_port+hp_clkctrl_0, (RD_HARPOON(p_port+hp_clkctrl_0)
  4273. | ACTdeassert));
  4274. WRW_HARPOON((p_port+hp_intstat), (BUS_FREE | AUTO_INT | SCAM_SEL));
  4275. WR_HARPOON(p_port+hp_page_ctrl,
  4276. (RD_HARPOON(p_port+hp_page_ctrl) & ~G_INT_DISABLE));
  4277. }
  4278. /*---------------------------------------------------------------------
  4279. *
  4280. * Function: FPT_scasid
  4281. *
  4282. * Description: Assign an ID to all the SCAM devices.
  4283. *
  4284. *---------------------------------------------------------------------*/
  4285. static void FPT_scasid(unsigned char p_card, ULONG p_port)
  4286. {
  4287. unsigned char temp_id_string[ID_STRING_LENGTH];
  4288. unsigned char i,k,scam_id;
  4289. unsigned char crcBytes[3];
  4290. PNVRamInfo pCurrNvRam;
  4291. ushort_ptr pCrcBytes;
  4292. pCurrNvRam = FPT_BL_Card[p_card].pNvRamInfo;
  4293. i=0;
  4294. while (!i)
  4295. {
  4296. for (k=0; k < ID_STRING_LENGTH; k++)
  4297. {
  4298. temp_id_string[k] = (unsigned char) 0x00;
  4299. }
  4300. FPT_scxferc(p_port,SYNC_PTRN);
  4301. FPT_scxferc(p_port,ASSIGN_ID);
  4302. if (!(FPT_sciso(p_port,&temp_id_string[0])))
  4303. {
  4304. if(pCurrNvRam){
  4305. pCrcBytes = (ushort_ptr)&crcBytes[0];
  4306. *pCrcBytes = FPT_CalcCrc16(&temp_id_string[0]);
  4307. crcBytes[2] = FPT_CalcLrc(&temp_id_string[0]);
  4308. temp_id_string[1] = crcBytes[2];
  4309. temp_id_string[2] = crcBytes[0];
  4310. temp_id_string[3] = crcBytes[1];
  4311. for(k = 4; k < ID_STRING_LENGTH; k++)
  4312. temp_id_string[k] = (unsigned char) 0x00;
  4313. }
  4314. i = FPT_scmachid(p_card,temp_id_string);
  4315. if (i == CLR_PRIORITY)
  4316. {
  4317. FPT_scxferc(p_port,MISC_CODE);
  4318. FPT_scxferc(p_port,CLR_P_FLAG);
  4319. i = 0; /*Not the last ID yet. */
  4320. }
  4321. else if (i != NO_ID_AVAIL)
  4322. {
  4323. if (i < 8 )
  4324. FPT_scxferc(p_port,ID_0_7);
  4325. else
  4326. FPT_scxferc(p_port,ID_8_F);
  4327. scam_id = (i & (unsigned char) 0x07);
  4328. for (k=1; k < 0x08; k <<= 1)
  4329. if (!( k & i ))
  4330. scam_id += 0x08; /*Count number of zeros in DB0-3. */
  4331. FPT_scxferc(p_port,scam_id);
  4332. i = 0; /*Not the last ID yet. */
  4333. }
  4334. }
  4335. else
  4336. {
  4337. i = 1;
  4338. }
  4339. } /*End while */
  4340. FPT_scxferc(p_port,SYNC_PTRN);
  4341. FPT_scxferc(p_port,CFG_CMPLT);
  4342. }
  4343. /*---------------------------------------------------------------------
  4344. *
  4345. * Function: FPT_scsel
  4346. *
  4347. * Description: Select all the SCAM devices.
  4348. *
  4349. *---------------------------------------------------------------------*/
  4350. static void FPT_scsel(ULONG p_port)
  4351. {
  4352. WR_HARPOON(p_port+hp_scsisig, SCSI_SEL);
  4353. FPT_scwiros(p_port, SCSI_MSG);
  4354. WR_HARPOON(p_port+hp_scsisig, (SCSI_SEL | SCSI_BSY));
  4355. WR_HARPOON(p_port+hp_scsisig, (SCSI_SEL | SCSI_BSY | SCSI_IOBIT | SCSI_CD));
  4356. WR_HARPOON(p_port+hp_scsidata_0, (unsigned char)(RD_HARPOON(p_port+hp_scsidata_0) |
  4357. (unsigned char)(BIT(7)+BIT(6))));
  4358. WR_HARPOON(p_port+hp_scsisig, (SCSI_BSY | SCSI_IOBIT | SCSI_CD));
  4359. FPT_scwiros(p_port, SCSI_SEL);
  4360. WR_HARPOON(p_port+hp_scsidata_0, (unsigned char)(RD_HARPOON(p_port+hp_scsidata_0) &
  4361. ~(unsigned char)BIT(6)));
  4362. FPT_scwirod(p_port, BIT(6));
  4363. WR_HARPOON(p_port+hp_scsisig, (SCSI_SEL | SCSI_BSY | SCSI_IOBIT | SCSI_CD));
  4364. }
  4365. /*---------------------------------------------------------------------
  4366. *
  4367. * Function: FPT_scxferc
  4368. *
  4369. * Description: Handshake the p_data (DB4-0) across the bus.
  4370. *
  4371. *---------------------------------------------------------------------*/
  4372. static unsigned char FPT_scxferc(ULONG p_port, unsigned char p_data)
  4373. {
  4374. unsigned char curr_data, ret_data;
  4375. curr_data = p_data | BIT(7) | BIT(5); /*Start with DB7 & DB5 asserted. */
  4376. WR_HARPOON(p_port+hp_scsidata_0, curr_data);
  4377. curr_data &= ~BIT(7);
  4378. WR_HARPOON(p_port+hp_scsidata_0, curr_data);
  4379. FPT_scwirod(p_port,BIT(7)); /*Wait for DB7 to be released. */
  4380. while (!(RD_HARPOON(p_port+hp_scsidata_0) & BIT(5)));
  4381. ret_data = (RD_HARPOON(p_port+hp_scsidata_0) & (unsigned char) 0x1F);
  4382. curr_data |= BIT(6);
  4383. WR_HARPOON(p_port+hp_scsidata_0, curr_data);
  4384. curr_data &= ~BIT(5);
  4385. WR_HARPOON(p_port+hp_scsidata_0, curr_data);
  4386. FPT_scwirod(p_port,BIT(5)); /*Wait for DB5 to be released. */
  4387. curr_data &= ~(BIT(4)|BIT(3)|BIT(2)|BIT(1)|BIT(0)); /*Release data bits */
  4388. curr_data |= BIT(7);
  4389. WR_HARPOON(p_port+hp_scsidata_0, curr_data);
  4390. curr_data &= ~BIT(6);
  4391. WR_HARPOON(p_port+hp_scsidata_0, curr_data);
  4392. FPT_scwirod(p_port,BIT(6)); /*Wait for DB6 to be released. */
  4393. return(ret_data);
  4394. }
  4395. /*---------------------------------------------------------------------
  4396. *
  4397. * Function: FPT_scsendi
  4398. *
  4399. * Description: Transfer our Identification string to determine if we
  4400. * will be the dominant master.
  4401. *
  4402. *---------------------------------------------------------------------*/
  4403. static unsigned char FPT_scsendi(ULONG p_port, unsigned char p_id_string[])
  4404. {
  4405. unsigned char ret_data,byte_cnt,bit_cnt,defer;
  4406. defer = 0;
  4407. for (byte_cnt = 0; byte_cnt < ID_STRING_LENGTH; byte_cnt++) {
  4408. for (bit_cnt = 0x80; bit_cnt != 0 ; bit_cnt >>= 1) {
  4409. if (defer)
  4410. ret_data = FPT_scxferc(p_port,00);
  4411. else if (p_id_string[byte_cnt] & bit_cnt)
  4412. ret_data = FPT_scxferc(p_port,02);
  4413. else {
  4414. ret_data = FPT_scxferc(p_port,01);
  4415. if (ret_data & 02)
  4416. defer = 1;
  4417. }
  4418. if ((ret_data & 0x1C) == 0x10)
  4419. return(0x00); /*End of isolation stage, we won! */
  4420. if (ret_data & 0x1C)
  4421. return(0xFF);
  4422. if ((defer) && (!(ret_data & 0x1F)))
  4423. return(0x01); /*End of isolation stage, we lost. */
  4424. } /*bit loop */
  4425. } /*byte loop */
  4426. if (defer)
  4427. return(0x01); /*We lost */
  4428. else
  4429. return(0); /*We WON! Yeeessss! */
  4430. }
  4431. /*---------------------------------------------------------------------
  4432. *
  4433. * Function: FPT_sciso
  4434. *
  4435. * Description: Transfer the Identification string.
  4436. *
  4437. *---------------------------------------------------------------------*/
  4438. static unsigned char FPT_sciso(ULONG p_port, unsigned char p_id_string[])
  4439. {
  4440. unsigned char ret_data,the_data,byte_cnt,bit_cnt;
  4441. the_data = 0;
  4442. for (byte_cnt = 0; byte_cnt < ID_STRING_LENGTH; byte_cnt++) {
  4443. for (bit_cnt = 0; bit_cnt < 8; bit_cnt++) {
  4444. ret_data = FPT_scxferc(p_port,0);
  4445. if (ret_data & 0xFC)
  4446. return(0xFF);
  4447. else {
  4448. the_data <<= 1;
  4449. if (ret_data & BIT(1)) {
  4450. the_data |= 1;
  4451. }
  4452. }
  4453. if ((ret_data & 0x1F) == 0)
  4454. {
  4455. /*
  4456. if(bit_cnt != 0 || bit_cnt != 8)
  4457. {
  4458. byte_cnt = 0;
  4459. bit_cnt = 0;
  4460. FPT_scxferc(p_port, SYNC_PTRN);
  4461. FPT_scxferc(p_port, ASSIGN_ID);
  4462. continue;
  4463. }
  4464. */
  4465. if (byte_cnt)
  4466. return(0x00);
  4467. else
  4468. return(0xFF);
  4469. }
  4470. } /*bit loop */
  4471. p_id_string[byte_cnt] = the_data;
  4472. } /*byte loop */
  4473. return(0);
  4474. }
  4475. /*---------------------------------------------------------------------
  4476. *
  4477. * Function: FPT_scwirod
  4478. *
  4479. * Description: Sample the SCSI data bus making sure the signal has been
  4480. * deasserted for the correct number of consecutive samples.
  4481. *
  4482. *---------------------------------------------------------------------*/
  4483. static void FPT_scwirod(ULONG p_port, unsigned char p_data_bit)
  4484. {
  4485. unsigned char i;
  4486. i = 0;
  4487. while ( i < MAX_SCSI_TAR ) {
  4488. if (RD_HARPOON(p_port+hp_scsidata_0) & p_data_bit)
  4489. i = 0;
  4490. else
  4491. i++;
  4492. }
  4493. }
  4494. /*---------------------------------------------------------------------
  4495. *
  4496. * Function: FPT_scwiros
  4497. *
  4498. * Description: Sample the SCSI Signal lines making sure the signal has been
  4499. * deasserted for the correct number of consecutive samples.
  4500. *
  4501. *---------------------------------------------------------------------*/
  4502. static void FPT_scwiros(ULONG p_port, unsigned char p_data_bit)
  4503. {
  4504. unsigned char i;
  4505. i = 0;
  4506. while ( i < MAX_SCSI_TAR ) {
  4507. if (RD_HARPOON(p_port+hp_scsisig) & p_data_bit)
  4508. i = 0;
  4509. else
  4510. i++;
  4511. }
  4512. }
  4513. /*---------------------------------------------------------------------
  4514. *
  4515. * Function: FPT_scvalq
  4516. *
  4517. * Description: Make sure we received a valid data byte.
  4518. *
  4519. *---------------------------------------------------------------------*/
  4520. static unsigned char FPT_scvalq(unsigned char p_quintet)
  4521. {
  4522. unsigned char count;
  4523. for (count=1; count < 0x08; count<<=1) {
  4524. if (!(p_quintet & count))
  4525. p_quintet -= 0x80;
  4526. }
  4527. if (p_quintet & 0x18)
  4528. return(0);
  4529. else
  4530. return(1);
  4531. }
  4532. /*---------------------------------------------------------------------
  4533. *
  4534. * Function: FPT_scsell
  4535. *
  4536. * Description: Select the specified device ID using a selection timeout
  4537. * less than 4ms. If somebody responds then it is a legacy
  4538. * drive and this ID must be marked as such.
  4539. *
  4540. *---------------------------------------------------------------------*/
  4541. static unsigned char FPT_scsell(ULONG p_port, unsigned char targ_id)
  4542. {
  4543. ULONG i;
  4544. WR_HARPOON(p_port+hp_page_ctrl,
  4545. (RD_HARPOON(p_port+hp_page_ctrl) | G_INT_DISABLE));
  4546. ARAM_ACCESS(p_port);
  4547. WR_HARPOON(p_port+hp_addstat,(RD_HARPOON(p_port+hp_addstat) | SCAM_TIMER));
  4548. WR_HARPOON(p_port+hp_seltimeout,TO_4ms);
  4549. for (i = p_port+CMD_STRT; i < p_port+CMD_STRT+12; i+=2) {
  4550. WRW_HARPOON(i, (MPM_OP+ACOMMAND));
  4551. }
  4552. WRW_HARPOON(i, (BRH_OP+ALWAYS+ NP));
  4553. WRW_HARPOON((p_port+hp_intstat),
  4554. (RESET | TIMEOUT | SEL | BUS_FREE | AUTO_INT));
  4555. WR_HARPOON(p_port+hp_select_id, targ_id);
  4556. WR_HARPOON(p_port+hp_portctrl_0, SCSI_PORT);
  4557. WR_HARPOON(p_port+hp_autostart_3, (SELECT | CMD_ONLY_STRT));
  4558. WR_HARPOON(p_port+hp_scsictrl_0, (SEL_TAR | ENA_RESEL));
  4559. while (!(RDW_HARPOON((p_port+hp_intstat)) &
  4560. (RESET | PROG_HLT | TIMEOUT | AUTO_INT))) {}
  4561. if (RDW_HARPOON((p_port+hp_intstat)) & RESET)
  4562. FPT_Wait(p_port, TO_250ms);
  4563. DISABLE_AUTO(p_port);
  4564. WR_HARPOON(p_port+hp_addstat,(RD_HARPOON(p_port+hp_addstat) & ~SCAM_TIMER));
  4565. WR_HARPOON(p_port+hp_seltimeout,TO_290ms);
  4566. SGRAM_ACCESS(p_port);
  4567. if (RDW_HARPOON((p_port+hp_intstat)) & (RESET | TIMEOUT) ) {
  4568. WRW_HARPOON((p_port+hp_intstat),
  4569. (RESET | TIMEOUT | SEL | BUS_FREE | PHASE));
  4570. WR_HARPOON(p_port+hp_page_ctrl,
  4571. (RD_HARPOON(p_port+hp_page_ctrl) & ~G_INT_DISABLE));
  4572. return(0); /*No legacy device */
  4573. }
  4574. else {
  4575. while(!(RDW_HARPOON((p_port+hp_intstat)) & BUS_FREE)) {
  4576. if (RD_HARPOON(p_port+hp_scsisig) & SCSI_REQ)
  4577. {
  4578. WR_HARPOON(p_port+hp_scsisig, (SCSI_ACK + S_ILL_PH));
  4579. ACCEPT_MSG(p_port);
  4580. }
  4581. }
  4582. WRW_HARPOON((p_port+hp_intstat), CLR_ALL_INT_1);
  4583. WR_HARPOON(p_port+hp_page_ctrl,
  4584. (RD_HARPOON(p_port+hp_page_ctrl) & ~G_INT_DISABLE));
  4585. return(1); /*Found one of them oldies! */
  4586. }
  4587. }
  4588. /*---------------------------------------------------------------------
  4589. *
  4590. * Function: FPT_scwtsel
  4591. *
  4592. * Description: Wait to be selected by another SCAM initiator.
  4593. *
  4594. *---------------------------------------------------------------------*/
  4595. static void FPT_scwtsel(ULONG p_port)
  4596. {
  4597. while(!(RDW_HARPOON((p_port+hp_intstat)) & SCAM_SEL)) {}
  4598. }
  4599. /*---------------------------------------------------------------------
  4600. *
  4601. * Function: FPT_inisci
  4602. *
  4603. * Description: Setup the data Structure with the info from the EEPROM.
  4604. *
  4605. *---------------------------------------------------------------------*/
  4606. static void FPT_inisci(unsigned char p_card, ULONG p_port, unsigned char p_our_id)
  4607. {
  4608. unsigned char i,k,max_id;
  4609. USHORT ee_data;
  4610. PNVRamInfo pCurrNvRam;
  4611. pCurrNvRam = FPT_BL_Card[p_card].pNvRamInfo;
  4612. if (RD_HARPOON(p_port+hp_page_ctrl) & NARROW_SCSI_CARD)
  4613. max_id = 0x08;
  4614. else
  4615. max_id = 0x10;
  4616. if(pCurrNvRam){
  4617. for(i = 0; i < max_id; i++){
  4618. for(k = 0; k < 4; k++)
  4619. FPT_scamInfo[i].id_string[k] = pCurrNvRam->niScamTbl[i][k];
  4620. for(k = 4; k < ID_STRING_LENGTH; k++)
  4621. FPT_scamInfo[i].id_string[k] = (unsigned char) 0x00;
  4622. if(FPT_scamInfo[i].id_string[0] == 0x00)
  4623. FPT_scamInfo[i].state = ID_UNUSED; /*Default to unused ID. */
  4624. else
  4625. FPT_scamInfo[i].state = ID_UNASSIGNED; /*Default to unassigned ID. */
  4626. }
  4627. }else {
  4628. for (i=0; i < max_id; i++)
  4629. {
  4630. for (k=0; k < ID_STRING_LENGTH; k+=2)
  4631. {
  4632. ee_data = FPT_utilEERead(p_port, (USHORT)((EE_SCAMBASE/2) +
  4633. (USHORT) (i*((USHORT)ID_STRING_LENGTH/2)) + (USHORT)(k/2)));
  4634. FPT_scamInfo[i].id_string[k] = (unsigned char) ee_data;
  4635. ee_data >>= 8;
  4636. FPT_scamInfo[i].id_string[k+1] = (unsigned char) ee_data;
  4637. }
  4638. if ((FPT_scamInfo[i].id_string[0] == 0x00) ||
  4639. (FPT_scamInfo[i].id_string[0] == 0xFF))
  4640. FPT_scamInfo[i].state = ID_UNUSED; /*Default to unused ID. */
  4641. else
  4642. FPT_scamInfo[i].state = ID_UNASSIGNED; /*Default to unassigned ID. */
  4643. }
  4644. }
  4645. for(k = 0; k < ID_STRING_LENGTH; k++)
  4646. FPT_scamInfo[p_our_id].id_string[k] = FPT_scamHAString[k];
  4647. }
  4648. /*---------------------------------------------------------------------
  4649. *
  4650. * Function: FPT_scmachid
  4651. *
  4652. * Description: Match the Device ID string with our values stored in
  4653. * the EEPROM.
  4654. *
  4655. *---------------------------------------------------------------------*/
  4656. static unsigned char FPT_scmachid(unsigned char p_card, unsigned char p_id_string[])
  4657. {
  4658. unsigned char i,k,match;
  4659. for (i=0; i < MAX_SCSI_TAR; i++) {
  4660. match = 1;
  4661. for (k=0; k < ID_STRING_LENGTH; k++)
  4662. {
  4663. if (p_id_string[k] != FPT_scamInfo[i].id_string[k])
  4664. match = 0;
  4665. }
  4666. if (match)
  4667. {
  4668. FPT_scamInfo[i].state = ID_ASSIGNED;
  4669. return(i);
  4670. }
  4671. }
  4672. if (p_id_string[0] & BIT(5))
  4673. i = 8;
  4674. else
  4675. i = MAX_SCSI_TAR;
  4676. if (((p_id_string[0] & 0x06) == 0x02) || ((p_id_string[0] & 0x06) == 0x04))
  4677. match = p_id_string[1] & (unsigned char) 0x1F;
  4678. else
  4679. match = 7;
  4680. while (i > 0)
  4681. {
  4682. i--;
  4683. if (FPT_scamInfo[match].state == ID_UNUSED)
  4684. {
  4685. for (k=0; k < ID_STRING_LENGTH; k++)
  4686. {
  4687. FPT_scamInfo[match].id_string[k] = p_id_string[k];
  4688. }
  4689. FPT_scamInfo[match].state = ID_ASSIGNED;
  4690. if(FPT_BL_Card[p_card].pNvRamInfo == NULL)
  4691. FPT_BL_Card[p_card].globalFlags |= F_UPDATE_EEPROM;
  4692. return(match);
  4693. }
  4694. match--;
  4695. if (match == 0xFF)
  4696. {
  4697. if (p_id_string[0] & BIT(5))
  4698. match = 7;
  4699. else
  4700. match = MAX_SCSI_TAR-1;
  4701. }
  4702. }
  4703. if (p_id_string[0] & BIT(7))
  4704. {
  4705. return(CLR_PRIORITY);
  4706. }
  4707. if (p_id_string[0] & BIT(5))
  4708. i = 8;
  4709. else
  4710. i = MAX_SCSI_TAR;
  4711. if (((p_id_string[0] & 0x06) == 0x02) || ((p_id_string[0] & 0x06) == 0x04))
  4712. match = p_id_string[1] & (unsigned char) 0x1F;
  4713. else
  4714. match = 7;
  4715. while (i > 0)
  4716. {
  4717. i--;
  4718. if (FPT_scamInfo[match].state == ID_UNASSIGNED)
  4719. {
  4720. for (k=0; k < ID_STRING_LENGTH; k++)
  4721. {
  4722. FPT_scamInfo[match].id_string[k] = p_id_string[k];
  4723. }
  4724. FPT_scamInfo[match].id_string[0] |= BIT(7);
  4725. FPT_scamInfo[match].state = ID_ASSIGNED;
  4726. if(FPT_BL_Card[p_card].pNvRamInfo == NULL)
  4727. FPT_BL_Card[p_card].globalFlags |= F_UPDATE_EEPROM;
  4728. return(match);
  4729. }
  4730. match--;
  4731. if (match == 0xFF)
  4732. {
  4733. if (p_id_string[0] & BIT(5))
  4734. match = 7;
  4735. else
  4736. match = MAX_SCSI_TAR-1;
  4737. }
  4738. }
  4739. return(NO_ID_AVAIL);
  4740. }
  4741. /*---------------------------------------------------------------------
  4742. *
  4743. * Function: FPT_scsavdi
  4744. *
  4745. * Description: Save off the device SCAM ID strings.
  4746. *
  4747. *---------------------------------------------------------------------*/
  4748. static void FPT_scsavdi(unsigned char p_card, ULONG p_port)
  4749. {
  4750. unsigned char i,k,max_id;
  4751. USHORT ee_data,sum_data;
  4752. sum_data = 0x0000;
  4753. for (i = 1; i < EE_SCAMBASE/2; i++)
  4754. {
  4755. sum_data += FPT_utilEERead(p_port, i);
  4756. }
  4757. FPT_utilEEWriteOnOff(p_port,1); /* Enable write access to the EEPROM */
  4758. if (RD_HARPOON(p_port+hp_page_ctrl) & NARROW_SCSI_CARD)
  4759. max_id = 0x08;
  4760. else
  4761. max_id = 0x10;
  4762. for (i=0; i < max_id; i++)
  4763. {
  4764. for (k=0; k < ID_STRING_LENGTH; k+=2)
  4765. {
  4766. ee_data = FPT_scamInfo[i].id_string[k+1];
  4767. ee_data <<= 8;
  4768. ee_data |= FPT_scamInfo[i].id_string[k];
  4769. sum_data += ee_data;
  4770. FPT_utilEEWrite(p_port, ee_data, (USHORT)((EE_SCAMBASE/2) +
  4771. (USHORT)(i*((USHORT)ID_STRING_LENGTH/2)) + (USHORT)(k/2)));
  4772. }
  4773. }
  4774. FPT_utilEEWrite(p_port, sum_data, EEPROM_CHECK_SUM/2);
  4775. FPT_utilEEWriteOnOff(p_port,0); /* Turn off write access */
  4776. }
  4777. /*---------------------------------------------------------------------
  4778. *
  4779. * Function: FPT_XbowInit
  4780. *
  4781. * Description: Setup the Xbow for normal operation.
  4782. *
  4783. *---------------------------------------------------------------------*/
  4784. static void FPT_XbowInit(ULONG port, unsigned char ScamFlg)
  4785. {
  4786. unsigned char i;
  4787. i = RD_HARPOON(port+hp_page_ctrl);
  4788. WR_HARPOON(port+hp_page_ctrl, (unsigned char) (i | G_INT_DISABLE));
  4789. WR_HARPOON(port+hp_scsireset,0x00);
  4790. WR_HARPOON(port+hp_portctrl_1,HOST_MODE8);
  4791. WR_HARPOON(port+hp_scsireset,(DMA_RESET | HPSCSI_RESET | PROG_RESET | \
  4792. FIFO_CLR));
  4793. WR_HARPOON(port+hp_scsireset,SCSI_INI);
  4794. WR_HARPOON(port+hp_clkctrl_0,CLKCTRL_DEFAULT);
  4795. WR_HARPOON(port+hp_scsisig,0x00); /* Clear any signals we might */
  4796. WR_HARPOON(port+hp_scsictrl_0,ENA_SCAM_SEL);
  4797. WRW_HARPOON((port+hp_intstat), CLR_ALL_INT);
  4798. FPT_default_intena = RESET | RSEL | PROG_HLT | TIMEOUT |
  4799. BUS_FREE | XFER_CNT_0 | AUTO_INT;
  4800. if ((ScamFlg & SCAM_ENABLED) && (ScamFlg & SCAM_LEVEL2))
  4801. FPT_default_intena |= SCAM_SEL;
  4802. WRW_HARPOON((port+hp_intena), FPT_default_intena);
  4803. WR_HARPOON(port+hp_seltimeout,TO_290ms);
  4804. /* Turn on SCSI_MODE8 for narrow cards to fix the
  4805. strapping issue with the DUAL CHANNEL card */
  4806. if (RD_HARPOON(port+hp_page_ctrl) & NARROW_SCSI_CARD)
  4807. WR_HARPOON(port+hp_addstat,SCSI_MODE8);
  4808. WR_HARPOON(port+hp_page_ctrl, i);
  4809. }
  4810. /*---------------------------------------------------------------------
  4811. *
  4812. * Function: FPT_BusMasterInit
  4813. *
  4814. * Description: Initialize the BusMaster for normal operations.
  4815. *
  4816. *---------------------------------------------------------------------*/
  4817. static void FPT_BusMasterInit(ULONG p_port)
  4818. {
  4819. WR_HARPOON(p_port+hp_sys_ctrl, DRVR_RST);
  4820. WR_HARPOON(p_port+hp_sys_ctrl, 0x00);
  4821. WR_HARPOON(p_port+hp_host_blk_cnt, XFER_BLK64);
  4822. WR_HARPOON(p_port+hp_bm_ctrl, (BMCTRL_DEFAULT));
  4823. WR_HARPOON(p_port+hp_ee_ctrl, (SCSI_TERM_ENA_H));
  4824. RD_HARPOON(p_port+hp_int_status); /*Clear interrupts. */
  4825. WR_HARPOON(p_port+hp_int_mask, (INT_CMD_COMPL | SCSI_INTERRUPT));
  4826. WR_HARPOON(p_port+hp_page_ctrl, (RD_HARPOON(p_port+hp_page_ctrl) &
  4827. ~SCATTER_EN));
  4828. }
  4829. /*---------------------------------------------------------------------
  4830. *
  4831. * Function: FPT_DiagEEPROM
  4832. *
  4833. * Description: Verfiy checksum and 'Key' and initialize the EEPROM if
  4834. * necessary.
  4835. *
  4836. *---------------------------------------------------------------------*/
  4837. static void FPT_DiagEEPROM(ULONG p_port)
  4838. {
  4839. USHORT index,temp,max_wd_cnt;
  4840. if (RD_HARPOON(p_port+hp_page_ctrl) & NARROW_SCSI_CARD)
  4841. max_wd_cnt = EEPROM_WD_CNT;
  4842. else
  4843. max_wd_cnt = EEPROM_WD_CNT * 2;
  4844. temp = FPT_utilEERead(p_port, FW_SIGNATURE/2);
  4845. if (temp == 0x4641) {
  4846. for (index = 2; index < max_wd_cnt; index++) {
  4847. temp += FPT_utilEERead(p_port, index);
  4848. }
  4849. if (temp == FPT_utilEERead(p_port, EEPROM_CHECK_SUM/2)) {
  4850. return; /*EEPROM is Okay so return now! */
  4851. }
  4852. }
  4853. FPT_utilEEWriteOnOff(p_port,(unsigned char)1);
  4854. for (index = 0; index < max_wd_cnt; index++) {
  4855. FPT_utilEEWrite(p_port, 0x0000, index);
  4856. }
  4857. temp = 0;
  4858. FPT_utilEEWrite(p_port, 0x4641, FW_SIGNATURE/2);
  4859. temp += 0x4641;
  4860. FPT_utilEEWrite(p_port, 0x3920, MODEL_NUMB_0/2);
  4861. temp += 0x3920;
  4862. FPT_utilEEWrite(p_port, 0x3033, MODEL_NUMB_2/2);
  4863. temp += 0x3033;
  4864. FPT_utilEEWrite(p_port, 0x2020, MODEL_NUMB_4/2);
  4865. temp += 0x2020;
  4866. FPT_utilEEWrite(p_port, 0x70D3, SYSTEM_CONFIG/2);
  4867. temp += 0x70D3;
  4868. FPT_utilEEWrite(p_port, 0x0010, BIOS_CONFIG/2);
  4869. temp += 0x0010;
  4870. FPT_utilEEWrite(p_port, 0x0003, SCAM_CONFIG/2);
  4871. temp += 0x0003;
  4872. FPT_utilEEWrite(p_port, 0x0007, ADAPTER_SCSI_ID/2);
  4873. temp += 0x0007;
  4874. FPT_utilEEWrite(p_port, 0x0000, IGNORE_B_SCAN/2);
  4875. temp += 0x0000;
  4876. FPT_utilEEWrite(p_port, 0x0000, SEND_START_ENA/2);
  4877. temp += 0x0000;
  4878. FPT_utilEEWrite(p_port, 0x0000, DEVICE_ENABLE/2);
  4879. temp += 0x0000;
  4880. FPT_utilEEWrite(p_port, 0x4242, SYNC_RATE_TBL01/2);
  4881. temp += 0x4242;
  4882. FPT_utilEEWrite(p_port, 0x4242, SYNC_RATE_TBL23/2);
  4883. temp += 0x4242;
  4884. FPT_utilEEWrite(p_port, 0x4242, SYNC_RATE_TBL45/2);
  4885. temp += 0x4242;
  4886. FPT_utilEEWrite(p_port, 0x4242, SYNC_RATE_TBL67/2);
  4887. temp += 0x4242;
  4888. FPT_utilEEWrite(p_port, 0x4242, SYNC_RATE_TBL89/2);
  4889. temp += 0x4242;
  4890. FPT_utilEEWrite(p_port, 0x4242, SYNC_RATE_TBLab/2);
  4891. temp += 0x4242;
  4892. FPT_utilEEWrite(p_port, 0x4242, SYNC_RATE_TBLcd/2);
  4893. temp += 0x4242;
  4894. FPT_utilEEWrite(p_port, 0x4242, SYNC_RATE_TBLef/2);
  4895. temp += 0x4242;
  4896. FPT_utilEEWrite(p_port, 0x6C46, 64/2); /*PRODUCT ID */
  4897. temp += 0x6C46;
  4898. FPT_utilEEWrite(p_port, 0x7361, 66/2); /* FlashPoint LT */
  4899. temp += 0x7361;
  4900. FPT_utilEEWrite(p_port, 0x5068, 68/2);
  4901. temp += 0x5068;
  4902. FPT_utilEEWrite(p_port, 0x696F, 70/2);
  4903. temp += 0x696F;
  4904. FPT_utilEEWrite(p_port, 0x746E, 72/2);
  4905. temp += 0x746E;
  4906. FPT_utilEEWrite(p_port, 0x4C20, 74/2);
  4907. temp += 0x4C20;
  4908. FPT_utilEEWrite(p_port, 0x2054, 76/2);
  4909. temp += 0x2054;
  4910. FPT_utilEEWrite(p_port, 0x2020, 78/2);
  4911. temp += 0x2020;
  4912. index = ((EE_SCAMBASE/2)+(7*16));
  4913. FPT_utilEEWrite(p_port, (0x0700+TYPE_CODE0), index);
  4914. temp += (0x0700+TYPE_CODE0);
  4915. index++;
  4916. FPT_utilEEWrite(p_port, 0x5542, index); /*Vendor ID code */
  4917. temp += 0x5542; /* BUSLOGIC */
  4918. index++;
  4919. FPT_utilEEWrite(p_port, 0x4C53, index);
  4920. temp += 0x4C53;
  4921. index++;
  4922. FPT_utilEEWrite(p_port, 0x474F, index);
  4923. temp += 0x474F;
  4924. index++;
  4925. FPT_utilEEWrite(p_port, 0x4349, index);
  4926. temp += 0x4349;
  4927. index++;
  4928. FPT_utilEEWrite(p_port, 0x5442, index); /*Vendor unique code */
  4929. temp += 0x5442; /* BT- 930 */
  4930. index++;
  4931. FPT_utilEEWrite(p_port, 0x202D, index);
  4932. temp += 0x202D;
  4933. index++;
  4934. FPT_utilEEWrite(p_port, 0x3339, index);
  4935. temp += 0x3339;
  4936. index++; /*Serial # */
  4937. FPT_utilEEWrite(p_port, 0x2030, index); /* 01234567 */
  4938. temp += 0x2030;
  4939. index++;
  4940. FPT_utilEEWrite(p_port, 0x5453, index);
  4941. temp += 0x5453;
  4942. index++;
  4943. FPT_utilEEWrite(p_port, 0x5645, index);
  4944. temp += 0x5645;
  4945. index++;
  4946. FPT_utilEEWrite(p_port, 0x2045, index);
  4947. temp += 0x2045;
  4948. index++;
  4949. FPT_utilEEWrite(p_port, 0x202F, index);
  4950. temp += 0x202F;
  4951. index++;
  4952. FPT_utilEEWrite(p_port, 0x4F4A, index);
  4953. temp += 0x4F4A;
  4954. index++;
  4955. FPT_utilEEWrite(p_port, 0x204E, index);
  4956. temp += 0x204E;
  4957. index++;
  4958. FPT_utilEEWrite(p_port, 0x3539, index);
  4959. temp += 0x3539;
  4960. FPT_utilEEWrite(p_port, temp, EEPROM_CHECK_SUM/2);
  4961. FPT_utilEEWriteOnOff(p_port,(unsigned char)0);
  4962. }
  4963. /*---------------------------------------------------------------------
  4964. *
  4965. * Function: Queue Search Select
  4966. *
  4967. * Description: Try to find a new command to execute.
  4968. *
  4969. *---------------------------------------------------------------------*/
  4970. static void FPT_queueSearchSelect(PSCCBcard pCurrCard, unsigned char p_card)
  4971. {
  4972. unsigned char scan_ptr, lun;
  4973. PSCCBMgr_tar_info currTar_Info;
  4974. PSCCB pOldSccb;
  4975. scan_ptr = pCurrCard->scanIndex;
  4976. do
  4977. {
  4978. currTar_Info = &FPT_sccbMgrTbl[p_card][scan_ptr];
  4979. if((pCurrCard->globalFlags & F_CONLUN_IO) &&
  4980. ((currTar_Info->TarStatus & TAR_TAG_Q_MASK) != TAG_Q_TRYING))
  4981. {
  4982. if (currTar_Info->TarSelQ_Cnt != 0)
  4983. {
  4984. scan_ptr++;
  4985. if (scan_ptr == MAX_SCSI_TAR)
  4986. scan_ptr = 0;
  4987. for(lun=0; lun < MAX_LUN; lun++)
  4988. {
  4989. if(currTar_Info->TarLUNBusy[lun] == 0)
  4990. {
  4991. pCurrCard->currentSCCB = currTar_Info->TarSelQ_Head;
  4992. pOldSccb = NULL;
  4993. while((pCurrCard->currentSCCB != NULL) &&
  4994. (lun != pCurrCard->currentSCCB->Lun))
  4995. {
  4996. pOldSccb = pCurrCard->currentSCCB;
  4997. pCurrCard->currentSCCB = (PSCCB)(pCurrCard->currentSCCB)->
  4998. Sccb_forwardlink;
  4999. }
  5000. if(pCurrCard->currentSCCB == NULL)
  5001. continue;
  5002. if(pOldSccb != NULL)
  5003. {
  5004. pOldSccb->Sccb_forwardlink = (PSCCB)(pCurrCard->currentSCCB)->
  5005. Sccb_forwardlink;
  5006. pOldSccb->Sccb_backlink = (PSCCB)(pCurrCard->currentSCCB)->
  5007. Sccb_backlink;
  5008. currTar_Info->TarSelQ_Cnt--;
  5009. }
  5010. else
  5011. {
  5012. currTar_Info->TarSelQ_Head = (PSCCB)(pCurrCard->currentSCCB)->Sccb_forwardlink;
  5013. if (currTar_Info->TarSelQ_Head == NULL)
  5014. {
  5015. currTar_Info->TarSelQ_Tail = NULL;
  5016. currTar_Info->TarSelQ_Cnt = 0;
  5017. }
  5018. else
  5019. {
  5020. currTar_Info->TarSelQ_Cnt--;
  5021. currTar_Info->TarSelQ_Head->Sccb_backlink = (PSCCB)NULL;
  5022. }
  5023. }
  5024. pCurrCard->scanIndex = scan_ptr;
  5025. pCurrCard->globalFlags |= F_NEW_SCCB_CMD;
  5026. break;
  5027. }
  5028. }
  5029. }
  5030. else
  5031. {
  5032. scan_ptr++;
  5033. if (scan_ptr == MAX_SCSI_TAR) {
  5034. scan_ptr = 0;
  5035. }
  5036. }
  5037. }
  5038. else
  5039. {
  5040. if ((currTar_Info->TarSelQ_Cnt != 0) &&
  5041. (currTar_Info->TarLUNBusy[0] == 0))
  5042. {
  5043. pCurrCard->currentSCCB = currTar_Info->TarSelQ_Head;
  5044. currTar_Info->TarSelQ_Head = (PSCCB)(pCurrCard->currentSCCB)->Sccb_forwardlink;
  5045. if (currTar_Info->TarSelQ_Head == NULL)
  5046. {
  5047. currTar_Info->TarSelQ_Tail = NULL;
  5048. currTar_Info->TarSelQ_Cnt = 0;
  5049. }
  5050. else
  5051. {
  5052. currTar_Info->TarSelQ_Cnt--;
  5053. currTar_Info->TarSelQ_Head->Sccb_backlink = (PSCCB)NULL;
  5054. }
  5055. scan_ptr++;
  5056. if (scan_ptr == MAX_SCSI_TAR)
  5057. scan_ptr = 0;
  5058. pCurrCard->scanIndex = scan_ptr;
  5059. pCurrCard->globalFlags |= F_NEW_SCCB_CMD;
  5060. break;
  5061. }
  5062. else
  5063. {
  5064. scan_ptr++;
  5065. if (scan_ptr == MAX_SCSI_TAR)
  5066. {
  5067. scan_ptr = 0;
  5068. }
  5069. }
  5070. }
  5071. } while (scan_ptr != pCurrCard->scanIndex);
  5072. }
  5073. /*---------------------------------------------------------------------
  5074. *
  5075. * Function: Queue Select Fail
  5076. *
  5077. * Description: Add the current SCCB to the head of the Queue.
  5078. *
  5079. *---------------------------------------------------------------------*/
  5080. static void FPT_queueSelectFail(PSCCBcard pCurrCard, unsigned char p_card)
  5081. {
  5082. unsigned char thisTarg;
  5083. PSCCBMgr_tar_info currTar_Info;
  5084. if (pCurrCard->currentSCCB != NULL)
  5085. {
  5086. thisTarg = (unsigned char)(((PSCCB)(pCurrCard->currentSCCB))->TargID);
  5087. currTar_Info = &FPT_sccbMgrTbl[p_card][thisTarg];
  5088. pCurrCard->currentSCCB->Sccb_backlink = (PSCCB)NULL;
  5089. pCurrCard->currentSCCB->Sccb_forwardlink = currTar_Info->TarSelQ_Head;
  5090. if (currTar_Info->TarSelQ_Cnt == 0)
  5091. {
  5092. currTar_Info->TarSelQ_Tail = pCurrCard->currentSCCB;
  5093. }
  5094. else
  5095. {
  5096. currTar_Info->TarSelQ_Head->Sccb_backlink = pCurrCard->currentSCCB;
  5097. }
  5098. currTar_Info->TarSelQ_Head = pCurrCard->currentSCCB;
  5099. pCurrCard->currentSCCB = NULL;
  5100. currTar_Info->TarSelQ_Cnt++;
  5101. }
  5102. }
  5103. /*---------------------------------------------------------------------
  5104. *
  5105. * Function: Queue Command Complete
  5106. *
  5107. * Description: Call the callback function with the current SCCB.
  5108. *
  5109. *---------------------------------------------------------------------*/
  5110. static void FPT_queueCmdComplete(PSCCBcard pCurrCard, PSCCB p_sccb,
  5111. unsigned char p_card)
  5112. {
  5113. unsigned char i, SCSIcmd;
  5114. CALL_BK_FN callback;
  5115. PSCCBMgr_tar_info currTar_Info;
  5116. SCSIcmd = p_sccb->Cdb[0];
  5117. if (!(p_sccb->Sccb_XferState & F_ALL_XFERRED)) {
  5118. if ((p_sccb->ControlByte & (SCCB_DATA_XFER_OUT | SCCB_DATA_XFER_IN)) &&
  5119. (p_sccb->HostStatus == SCCB_COMPLETE) &&
  5120. (p_sccb->TargetStatus != SSCHECK))
  5121. if ((SCSIcmd == SCSI_READ) ||
  5122. (SCSIcmd == SCSI_WRITE) ||
  5123. (SCSIcmd == SCSI_READ_EXTENDED) ||
  5124. (SCSIcmd == SCSI_WRITE_EXTENDED) ||
  5125. (SCSIcmd == SCSI_WRITE_AND_VERIFY) ||
  5126. (SCSIcmd == SCSI_START_STOP_UNIT) ||
  5127. (pCurrCard->globalFlags & F_NO_FILTER)
  5128. )
  5129. p_sccb->HostStatus = SCCB_DATA_UNDER_RUN;
  5130. }
  5131. if(p_sccb->SccbStatus == SCCB_IN_PROCESS)
  5132. {
  5133. if (p_sccb->HostStatus || p_sccb->TargetStatus)
  5134. p_sccb->SccbStatus = SCCB_ERROR;
  5135. else
  5136. p_sccb->SccbStatus = SCCB_SUCCESS;
  5137. }
  5138. if (p_sccb->Sccb_XferState & F_AUTO_SENSE) {
  5139. p_sccb->CdbLength = p_sccb->Save_CdbLen;
  5140. for (i=0; i < 6; i++) {
  5141. p_sccb->Cdb[i] = p_sccb->Save_Cdb[i];
  5142. }
  5143. }
  5144. if ((p_sccb->OperationCode == RESIDUAL_SG_COMMAND) ||
  5145. (p_sccb->OperationCode == RESIDUAL_COMMAND)) {
  5146. FPT_utilUpdateResidual(p_sccb);
  5147. }
  5148. pCurrCard->cmdCounter--;
  5149. if (!pCurrCard->cmdCounter) {
  5150. if (pCurrCard->globalFlags & F_GREEN_PC) {
  5151. WR_HARPOON(pCurrCard->ioPort+hp_clkctrl_0,(PWR_DWN | CLKCTRL_DEFAULT));
  5152. WR_HARPOON(pCurrCard->ioPort+hp_sys_ctrl, STOP_CLK);
  5153. }
  5154. WR_HARPOON(pCurrCard->ioPort+hp_semaphore,
  5155. (RD_HARPOON(pCurrCard->ioPort+hp_semaphore) & ~SCCB_MGR_ACTIVE));
  5156. }
  5157. if(pCurrCard->discQCount != 0)
  5158. {
  5159. currTar_Info = &FPT_sccbMgrTbl[p_card][p_sccb->TargID];
  5160. if(((pCurrCard->globalFlags & F_CONLUN_IO) &&
  5161. ((currTar_Info->TarStatus & TAR_TAG_Q_MASK) != TAG_Q_TRYING)))
  5162. {
  5163. pCurrCard->discQCount--;
  5164. pCurrCard->discQ_Tbl[currTar_Info->LunDiscQ_Idx[p_sccb->Lun]] = NULL;
  5165. }
  5166. else
  5167. {
  5168. if(p_sccb->Sccb_tag)
  5169. {
  5170. pCurrCard->discQCount--;
  5171. pCurrCard->discQ_Tbl[p_sccb->Sccb_tag] = NULL;
  5172. }else
  5173. {
  5174. pCurrCard->discQCount--;
  5175. pCurrCard->discQ_Tbl[currTar_Info->LunDiscQ_Idx[0]] = NULL;
  5176. }
  5177. }
  5178. }
  5179. callback = (CALL_BK_FN)p_sccb->SccbCallback;
  5180. callback(p_sccb);
  5181. pCurrCard->globalFlags |= F_NEW_SCCB_CMD;
  5182. pCurrCard->currentSCCB = NULL;
  5183. }
  5184. /*---------------------------------------------------------------------
  5185. *
  5186. * Function: Queue Disconnect
  5187. *
  5188. * Description: Add SCCB to our disconnect array.
  5189. *
  5190. *---------------------------------------------------------------------*/
  5191. static void FPT_queueDisconnect(PSCCB p_sccb, unsigned char p_card)
  5192. {
  5193. PSCCBMgr_tar_info currTar_Info;
  5194. currTar_Info = &FPT_sccbMgrTbl[p_card][p_sccb->TargID];
  5195. if(((FPT_BL_Card[p_card].globalFlags & F_CONLUN_IO) &&
  5196. ((currTar_Info->TarStatus & TAR_TAG_Q_MASK) != TAG_Q_TRYING)))
  5197. {
  5198. FPT_BL_Card[p_card].discQ_Tbl[currTar_Info->LunDiscQ_Idx[p_sccb->Lun]] = p_sccb;
  5199. }
  5200. else
  5201. {
  5202. if (p_sccb->Sccb_tag)
  5203. {
  5204. FPT_BL_Card[p_card].discQ_Tbl[p_sccb->Sccb_tag] = p_sccb;
  5205. FPT_sccbMgrTbl[p_card][p_sccb->TargID].TarLUNBusy[0] = 0;
  5206. FPT_sccbMgrTbl[p_card][p_sccb->TargID].TarTagQ_Cnt++;
  5207. }else
  5208. {
  5209. FPT_BL_Card[p_card].discQ_Tbl[currTar_Info->LunDiscQ_Idx[0]] = p_sccb;
  5210. }
  5211. }
  5212. FPT_BL_Card[p_card].currentSCCB = NULL;
  5213. }
  5214. /*---------------------------------------------------------------------
  5215. *
  5216. * Function: Queue Flush SCCB
  5217. *
  5218. * Description: Flush all SCCB's back to the host driver for this target.
  5219. *
  5220. *---------------------------------------------------------------------*/
  5221. static void FPT_queueFlushSccb(unsigned char p_card, unsigned char error_code)
  5222. {
  5223. unsigned char qtag,thisTarg;
  5224. PSCCB currSCCB;
  5225. PSCCBMgr_tar_info currTar_Info;
  5226. currSCCB = FPT_BL_Card[p_card].currentSCCB;
  5227. if(currSCCB != NULL)
  5228. {
  5229. thisTarg = (unsigned char)currSCCB->TargID;
  5230. currTar_Info = &FPT_sccbMgrTbl[p_card][thisTarg];
  5231. for (qtag=0; qtag<QUEUE_DEPTH; qtag++) {
  5232. if (FPT_BL_Card[p_card].discQ_Tbl[qtag] &&
  5233. (FPT_BL_Card[p_card].discQ_Tbl[qtag]->TargID == thisTarg))
  5234. {
  5235. FPT_BL_Card[p_card].discQ_Tbl[qtag]->HostStatus = (unsigned char)error_code;
  5236. FPT_queueCmdComplete(&FPT_BL_Card[p_card],FPT_BL_Card[p_card].discQ_Tbl[qtag], p_card);
  5237. FPT_BL_Card[p_card].discQ_Tbl[qtag] = NULL;
  5238. currTar_Info->TarTagQ_Cnt--;
  5239. }
  5240. }
  5241. }
  5242. }
  5243. /*---------------------------------------------------------------------
  5244. *
  5245. * Function: Queue Flush Target SCCB
  5246. *
  5247. * Description: Flush all SCCB's back to the host driver for this target.
  5248. *
  5249. *---------------------------------------------------------------------*/
  5250. static void FPT_queueFlushTargSccb(unsigned char p_card, unsigned char thisTarg,
  5251. unsigned char error_code)
  5252. {
  5253. unsigned char qtag;
  5254. PSCCBMgr_tar_info currTar_Info;
  5255. currTar_Info = &FPT_sccbMgrTbl[p_card][thisTarg];
  5256. for (qtag=0; qtag<QUEUE_DEPTH; qtag++) {
  5257. if (FPT_BL_Card[p_card].discQ_Tbl[qtag] &&
  5258. (FPT_BL_Card[p_card].discQ_Tbl[qtag]->TargID == thisTarg))
  5259. {
  5260. FPT_BL_Card[p_card].discQ_Tbl[qtag]->HostStatus = (unsigned char)error_code;
  5261. FPT_queueCmdComplete(&FPT_BL_Card[p_card],FPT_BL_Card[p_card].discQ_Tbl[qtag], p_card);
  5262. FPT_BL_Card[p_card].discQ_Tbl[qtag] = NULL;
  5263. currTar_Info->TarTagQ_Cnt--;
  5264. }
  5265. }
  5266. }
  5267. static void FPT_queueAddSccb(PSCCB p_SCCB, unsigned char p_card)
  5268. {
  5269. PSCCBMgr_tar_info currTar_Info;
  5270. currTar_Info = &FPT_sccbMgrTbl[p_card][p_SCCB->TargID];
  5271. p_SCCB->Sccb_forwardlink = NULL;
  5272. p_SCCB->Sccb_backlink = currTar_Info->TarSelQ_Tail;
  5273. if (currTar_Info->TarSelQ_Cnt == 0) {
  5274. currTar_Info->TarSelQ_Head = p_SCCB;
  5275. }
  5276. else {
  5277. currTar_Info->TarSelQ_Tail->Sccb_forwardlink = p_SCCB;
  5278. }
  5279. currTar_Info->TarSelQ_Tail = p_SCCB;
  5280. currTar_Info->TarSelQ_Cnt++;
  5281. }
  5282. /*---------------------------------------------------------------------
  5283. *
  5284. * Function: Queue Find SCCB
  5285. *
  5286. * Description: Search the target select Queue for this SCCB, and
  5287. * remove it if found.
  5288. *
  5289. *---------------------------------------------------------------------*/
  5290. static unsigned char FPT_queueFindSccb(PSCCB p_SCCB, unsigned char p_card)
  5291. {
  5292. PSCCB q_ptr;
  5293. PSCCBMgr_tar_info currTar_Info;
  5294. currTar_Info = &FPT_sccbMgrTbl[p_card][p_SCCB->TargID];
  5295. q_ptr = currTar_Info->TarSelQ_Head;
  5296. while(q_ptr != NULL) {
  5297. if (q_ptr == p_SCCB) {
  5298. if (currTar_Info->TarSelQ_Head == q_ptr) {
  5299. currTar_Info->TarSelQ_Head = q_ptr->Sccb_forwardlink;
  5300. }
  5301. if (currTar_Info->TarSelQ_Tail == q_ptr) {
  5302. currTar_Info->TarSelQ_Tail = q_ptr->Sccb_backlink;
  5303. }
  5304. if (q_ptr->Sccb_forwardlink != NULL) {
  5305. q_ptr->Sccb_forwardlink->Sccb_backlink = q_ptr->Sccb_backlink;
  5306. }
  5307. if (q_ptr->Sccb_backlink != NULL) {
  5308. q_ptr->Sccb_backlink->Sccb_forwardlink = q_ptr->Sccb_forwardlink;
  5309. }
  5310. currTar_Info->TarSelQ_Cnt--;
  5311. return(1);
  5312. }
  5313. else {
  5314. q_ptr = q_ptr->Sccb_forwardlink;
  5315. }
  5316. }
  5317. return(0);
  5318. }
  5319. /*---------------------------------------------------------------------
  5320. *
  5321. * Function: Utility Update Residual Count
  5322. *
  5323. * Description: Update the XferCnt to the remaining byte count.
  5324. * If we transferred all the data then just write zero.
  5325. * If Non-SG transfer then report Total Cnt - Actual Transfer
  5326. * Cnt. For SG transfers add the count fields of all
  5327. * remaining SG elements, as well as any partial remaining
  5328. * element.
  5329. *
  5330. *---------------------------------------------------------------------*/
  5331. static void FPT_utilUpdateResidual(PSCCB p_SCCB)
  5332. {
  5333. ULONG partial_cnt;
  5334. UINT sg_index;
  5335. ULONG *sg_ptr;
  5336. if (p_SCCB->Sccb_XferState & F_ALL_XFERRED) {
  5337. p_SCCB->DataLength = 0x0000;
  5338. }
  5339. else if (p_SCCB->Sccb_XferState & F_SG_XFER) {
  5340. partial_cnt = 0x0000;
  5341. sg_index = p_SCCB->Sccb_sgseg;
  5342. sg_ptr = (ULONG *)p_SCCB->DataPointer;
  5343. if (p_SCCB->Sccb_SGoffset) {
  5344. partial_cnt = p_SCCB->Sccb_SGoffset;
  5345. sg_index++;
  5346. }
  5347. while ( ((ULONG)sg_index * (ULONG)SG_ELEMENT_SIZE) <
  5348. p_SCCB->DataLength ) {
  5349. partial_cnt += *(sg_ptr+(sg_index * 2));
  5350. sg_index++;
  5351. }
  5352. p_SCCB->DataLength = partial_cnt;
  5353. }
  5354. else {
  5355. p_SCCB->DataLength -= p_SCCB->Sccb_ATC;
  5356. }
  5357. }
  5358. /*---------------------------------------------------------------------
  5359. *
  5360. * Function: Wait 1 Second
  5361. *
  5362. * Description: Wait for 1 second.
  5363. *
  5364. *---------------------------------------------------------------------*/
  5365. static void FPT_Wait1Second(ULONG p_port)
  5366. {
  5367. unsigned char i;
  5368. for(i=0; i < 4; i++) {
  5369. FPT_Wait(p_port, TO_250ms);
  5370. if ((RD_HARPOON(p_port+hp_scsictrl_0) & SCSI_RST))
  5371. break;
  5372. if((RDW_HARPOON((p_port+hp_intstat)) & SCAM_SEL))
  5373. break;
  5374. }
  5375. }
  5376. /*---------------------------------------------------------------------
  5377. *
  5378. * Function: FPT_Wait
  5379. *
  5380. * Description: Wait the desired delay.
  5381. *
  5382. *---------------------------------------------------------------------*/
  5383. static void FPT_Wait(ULONG p_port, unsigned char p_delay)
  5384. {
  5385. unsigned char old_timer;
  5386. unsigned char green_flag;
  5387. old_timer = RD_HARPOON(p_port+hp_seltimeout);
  5388. green_flag=RD_HARPOON(p_port+hp_clkctrl_0);
  5389. WR_HARPOON(p_port+hp_clkctrl_0, CLKCTRL_DEFAULT);
  5390. WR_HARPOON(p_port+hp_seltimeout,p_delay);
  5391. WRW_HARPOON((p_port+hp_intstat), TIMEOUT);
  5392. WRW_HARPOON((p_port+hp_intena), (FPT_default_intena & ~TIMEOUT));
  5393. WR_HARPOON(p_port+hp_portctrl_0,
  5394. (RD_HARPOON(p_port+hp_portctrl_0) | START_TO));
  5395. while (!(RDW_HARPOON((p_port+hp_intstat)) & TIMEOUT)) {
  5396. if ((RD_HARPOON(p_port+hp_scsictrl_0) & SCSI_RST))
  5397. break;
  5398. if ((RDW_HARPOON((p_port+hp_intstat)) & SCAM_SEL))
  5399. break;
  5400. }
  5401. WR_HARPOON(p_port+hp_portctrl_0,
  5402. (RD_HARPOON(p_port+hp_portctrl_0) & ~START_TO));
  5403. WRW_HARPOON((p_port+hp_intstat), TIMEOUT);
  5404. WRW_HARPOON((p_port+hp_intena), FPT_default_intena);
  5405. WR_HARPOON(p_port+hp_clkctrl_0,green_flag);
  5406. WR_HARPOON(p_port+hp_seltimeout,old_timer);
  5407. }
  5408. /*---------------------------------------------------------------------
  5409. *
  5410. * Function: Enable/Disable Write to EEPROM
  5411. *
  5412. * Description: The EEPROM must first be enabled for writes
  5413. * A total of 9 clocks are needed.
  5414. *
  5415. *---------------------------------------------------------------------*/
  5416. static void FPT_utilEEWriteOnOff(ULONG p_port,unsigned char p_mode)
  5417. {
  5418. unsigned char ee_value;
  5419. ee_value = (unsigned char)(RD_HARPOON(p_port+hp_ee_ctrl) & (EXT_ARB_ACK | SCSI_TERM_ENA_H));
  5420. if (p_mode)
  5421. FPT_utilEESendCmdAddr(p_port, EWEN, EWEN_ADDR);
  5422. else
  5423. FPT_utilEESendCmdAddr(p_port, EWDS, EWDS_ADDR);
  5424. WR_HARPOON(p_port+hp_ee_ctrl, (ee_value | SEE_MS)); /*Turn off CS */
  5425. WR_HARPOON(p_port+hp_ee_ctrl, ee_value); /*Turn off Master Select */
  5426. }
  5427. /*---------------------------------------------------------------------
  5428. *
  5429. * Function: Write EEPROM
  5430. *
  5431. * Description: Write a word to the EEPROM at the specified
  5432. * address.
  5433. *
  5434. *---------------------------------------------------------------------*/
  5435. static void FPT_utilEEWrite(ULONG p_port, USHORT ee_data, USHORT ee_addr)
  5436. {
  5437. unsigned char ee_value;
  5438. USHORT i;
  5439. ee_value = (unsigned char)((RD_HARPOON(p_port+hp_ee_ctrl) & (EXT_ARB_ACK | SCSI_TERM_ENA_H))|
  5440. (SEE_MS | SEE_CS));
  5441. FPT_utilEESendCmdAddr(p_port, EE_WRITE, ee_addr);
  5442. ee_value |= (SEE_MS + SEE_CS);
  5443. for(i = 0x8000; i != 0; i>>=1) {
  5444. if (i & ee_data)
  5445. ee_value |= SEE_DO;
  5446. else
  5447. ee_value &= ~SEE_DO;
  5448. WR_HARPOON(p_port+hp_ee_ctrl, ee_value);
  5449. WR_HARPOON(p_port+hp_ee_ctrl, ee_value);
  5450. ee_value |= SEE_CLK; /* Clock data! */
  5451. WR_HARPOON(p_port+hp_ee_ctrl, ee_value);
  5452. WR_HARPOON(p_port+hp_ee_ctrl, ee_value);
  5453. ee_value &= ~SEE_CLK;
  5454. WR_HARPOON(p_port+hp_ee_ctrl, ee_value);
  5455. WR_HARPOON(p_port+hp_ee_ctrl, ee_value);
  5456. }
  5457. ee_value &= (EXT_ARB_ACK | SCSI_TERM_ENA_H);
  5458. WR_HARPOON(p_port+hp_ee_ctrl, (ee_value | SEE_MS));
  5459. FPT_Wait(p_port, TO_10ms);
  5460. WR_HARPOON(p_port+hp_ee_ctrl, (ee_value | SEE_MS | SEE_CS)); /* Set CS to EEPROM */
  5461. WR_HARPOON(p_port+hp_ee_ctrl, (ee_value | SEE_MS)); /* Turn off CS */
  5462. WR_HARPOON(p_port+hp_ee_ctrl, ee_value); /* Turn off Master Select */
  5463. }
  5464. /*---------------------------------------------------------------------
  5465. *
  5466. * Function: Read EEPROM
  5467. *
  5468. * Description: Read a word from the EEPROM at the desired
  5469. * address.
  5470. *
  5471. *---------------------------------------------------------------------*/
  5472. static USHORT FPT_utilEERead(ULONG p_port, USHORT ee_addr)
  5473. {
  5474. USHORT i, ee_data1, ee_data2;
  5475. i = 0;
  5476. ee_data1 = FPT_utilEEReadOrg(p_port, ee_addr);
  5477. do
  5478. {
  5479. ee_data2 = FPT_utilEEReadOrg(p_port, ee_addr);
  5480. if(ee_data1 == ee_data2)
  5481. return(ee_data1);
  5482. ee_data1 = ee_data2;
  5483. i++;
  5484. }while(i < 4);
  5485. return(ee_data1);
  5486. }
  5487. /*---------------------------------------------------------------------
  5488. *
  5489. * Function: Read EEPROM Original
  5490. *
  5491. * Description: Read a word from the EEPROM at the desired
  5492. * address.
  5493. *
  5494. *---------------------------------------------------------------------*/
  5495. static USHORT FPT_utilEEReadOrg(ULONG p_port, USHORT ee_addr)
  5496. {
  5497. unsigned char ee_value;
  5498. USHORT i, ee_data;
  5499. ee_value = (unsigned char)((RD_HARPOON(p_port+hp_ee_ctrl) & (EXT_ARB_ACK | SCSI_TERM_ENA_H))|
  5500. (SEE_MS | SEE_CS));
  5501. FPT_utilEESendCmdAddr(p_port, EE_READ, ee_addr);
  5502. ee_value |= (SEE_MS + SEE_CS);
  5503. ee_data = 0;
  5504. for(i = 1; i <= 16; i++) {
  5505. ee_value |= SEE_CLK; /* Clock data! */
  5506. WR_HARPOON(p_port+hp_ee_ctrl, ee_value);
  5507. WR_HARPOON(p_port+hp_ee_ctrl, ee_value);
  5508. ee_value &= ~SEE_CLK;
  5509. WR_HARPOON(p_port+hp_ee_ctrl, ee_value);
  5510. WR_HARPOON(p_port+hp_ee_ctrl, ee_value);
  5511. ee_data <<= 1;
  5512. if (RD_HARPOON(p_port+hp_ee_ctrl) & SEE_DI)
  5513. ee_data |= 1;
  5514. }
  5515. ee_value &= ~(SEE_MS + SEE_CS);
  5516. WR_HARPOON(p_port+hp_ee_ctrl, (ee_value | SEE_MS)); /*Turn off CS */
  5517. WR_HARPOON(p_port+hp_ee_ctrl, ee_value); /*Turn off Master Select */
  5518. return(ee_data);
  5519. }
  5520. /*---------------------------------------------------------------------
  5521. *
  5522. * Function: Send EE command and Address to the EEPROM
  5523. *
  5524. * Description: Transfers the correct command and sends the address
  5525. * to the eeprom.
  5526. *
  5527. *---------------------------------------------------------------------*/
  5528. static void FPT_utilEESendCmdAddr(ULONG p_port, unsigned char ee_cmd, USHORT ee_addr)
  5529. {
  5530. unsigned char ee_value;
  5531. unsigned char narrow_flg;
  5532. USHORT i;
  5533. narrow_flg= (unsigned char)(RD_HARPOON(p_port+hp_page_ctrl) & NARROW_SCSI_CARD);
  5534. ee_value = SEE_MS;
  5535. WR_HARPOON(p_port+hp_ee_ctrl, ee_value);
  5536. ee_value |= SEE_CS; /* Set CS to EEPROM */
  5537. WR_HARPOON(p_port+hp_ee_ctrl, ee_value);
  5538. for(i = 0x04; i != 0; i>>=1) {
  5539. if (i & ee_cmd)
  5540. ee_value |= SEE_DO;
  5541. else
  5542. ee_value &= ~SEE_DO;
  5543. WR_HARPOON(p_port+hp_ee_ctrl, ee_value);
  5544. WR_HARPOON(p_port+hp_ee_ctrl, ee_value);
  5545. ee_value |= SEE_CLK; /* Clock data! */
  5546. WR_HARPOON(p_port+hp_ee_ctrl, ee_value);
  5547. WR_HARPOON(p_port+hp_ee_ctrl, ee_value);
  5548. ee_value &= ~SEE_CLK;
  5549. WR_HARPOON(p_port+hp_ee_ctrl, ee_value);
  5550. WR_HARPOON(p_port+hp_ee_ctrl, ee_value);
  5551. }
  5552. if (narrow_flg)
  5553. i = 0x0080;
  5554. else
  5555. i = 0x0200;
  5556. while (i != 0) {
  5557. if (i & ee_addr)
  5558. ee_value |= SEE_DO;
  5559. else
  5560. ee_value &= ~SEE_DO;
  5561. WR_HARPOON(p_port+hp_ee_ctrl, ee_value);
  5562. WR_HARPOON(p_port+hp_ee_ctrl, ee_value);
  5563. ee_value |= SEE_CLK; /* Clock data! */
  5564. WR_HARPOON(p_port+hp_ee_ctrl, ee_value);
  5565. WR_HARPOON(p_port+hp_ee_ctrl, ee_value);
  5566. ee_value &= ~SEE_CLK;
  5567. WR_HARPOON(p_port+hp_ee_ctrl, ee_value);
  5568. WR_HARPOON(p_port+hp_ee_ctrl, ee_value);
  5569. i >>= 1;
  5570. }
  5571. }
  5572. static USHORT FPT_CalcCrc16(unsigned char buffer[])
  5573. {
  5574. USHORT crc=0;
  5575. int i,j;
  5576. USHORT ch;
  5577. for (i=0; i < ID_STRING_LENGTH; i++)
  5578. {
  5579. ch = (USHORT) buffer[i];
  5580. for(j=0; j < 8; j++)
  5581. {
  5582. if ((crc ^ ch) & 1)
  5583. crc = (crc >> 1) ^ CRCMASK;
  5584. else
  5585. crc >>= 1;
  5586. ch >>= 1;
  5587. }
  5588. }
  5589. return(crc);
  5590. }
  5591. static unsigned char FPT_CalcLrc(unsigned char buffer[])
  5592. {
  5593. int i;
  5594. unsigned char lrc;
  5595. lrc = 0;
  5596. for(i = 0; i < ID_STRING_LENGTH; i++)
  5597. lrc ^= buffer[i];
  5598. return(lrc);
  5599. }
  5600. /*
  5601. The following inline definitions avoid type conflicts.
  5602. */
  5603. static inline unsigned char
  5604. FlashPoint__ProbeHostAdapter(struct FlashPoint_Info *FlashPointInfo)
  5605. {
  5606. return FlashPoint_ProbeHostAdapter((PSCCBMGR_INFO) FlashPointInfo);
  5607. }
  5608. static inline FlashPoint_CardHandle_T
  5609. FlashPoint__HardwareResetHostAdapter(struct FlashPoint_Info *FlashPointInfo)
  5610. {
  5611. return FlashPoint_HardwareResetHostAdapter((PSCCBMGR_INFO) FlashPointInfo);
  5612. }
  5613. static inline void
  5614. FlashPoint__ReleaseHostAdapter(FlashPoint_CardHandle_T CardHandle)
  5615. {
  5616. FlashPoint_ReleaseHostAdapter(CardHandle);
  5617. }
  5618. static inline void
  5619. FlashPoint__StartCCB(FlashPoint_CardHandle_T CardHandle, struct BusLogic_CCB *CCB)
  5620. {
  5621. FlashPoint_StartCCB(CardHandle, (PSCCB) CCB);
  5622. }
  5623. static inline void
  5624. FlashPoint__AbortCCB(FlashPoint_CardHandle_T CardHandle, struct BusLogic_CCB *CCB)
  5625. {
  5626. FlashPoint_AbortCCB(CardHandle, (PSCCB) CCB);
  5627. }
  5628. static inline boolean
  5629. FlashPoint__InterruptPending(FlashPoint_CardHandle_T CardHandle)
  5630. {
  5631. return FlashPoint_InterruptPending(CardHandle);
  5632. }
  5633. static inline int
  5634. FlashPoint__HandleInterrupt(FlashPoint_CardHandle_T CardHandle)
  5635. {
  5636. return FlashPoint_HandleInterrupt(CardHandle);
  5637. }
  5638. #define FlashPoint_ProbeHostAdapter FlashPoint__ProbeHostAdapter
  5639. #define FlashPoint_HardwareResetHostAdapter FlashPoint__HardwareResetHostAdapter
  5640. #define FlashPoint_ReleaseHostAdapter FlashPoint__ReleaseHostAdapter
  5641. #define FlashPoint_StartCCB FlashPoint__StartCCB
  5642. #define FlashPoint_AbortCCB FlashPoint__AbortCCB
  5643. #define FlashPoint_InterruptPending FlashPoint__InterruptPending
  5644. #define FlashPoint_HandleInterrupt FlashPoint__HandleInterrupt
  5645. #else /* CONFIG_SCSI_OMIT_FLASHPOINT */
  5646. /*
  5647. Define prototypes for the FlashPoint SCCB Manager Functions.
  5648. */
  5649. extern unsigned char FlashPoint_ProbeHostAdapter(struct FlashPoint_Info *);
  5650. extern FlashPoint_CardHandle_T
  5651. FlashPoint_HardwareResetHostAdapter(struct FlashPoint_Info *);
  5652. extern void FlashPoint_StartCCB(FlashPoint_CardHandle_T, struct BusLogic_CCB *);
  5653. extern int FlashPoint_AbortCCB(FlashPoint_CardHandle_T, struct BusLogic_CCB *);
  5654. extern boolean FlashPoint_InterruptPending(FlashPoint_CardHandle_T);
  5655. extern int FlashPoint_HandleInterrupt(FlashPoint_CardHandle_T);
  5656. extern void FlashPoint_ReleaseHostAdapter(FlashPoint_CardHandle_T);
  5657. #endif /* CONFIG_SCSI_OMIT_FLASHPOINT */