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@@ -238,7 +238,6 @@
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#include <linux/generic_serial.h>
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#include "sx.h"
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-
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/* I don't think that this driver can handle more than 256 ports on
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one machine. You'll have to increase the number of boards in sx.h
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if you want more than 4 boards. */
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@@ -253,7 +252,6 @@
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/* Am I paranoid or not ? ;-) */
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#undef SX_PARANOIA_CHECK
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-
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/* 20 -> 2000 per second. The card should rate-limit interrupts at 100
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Hz, but it is user configurable. I don't recommend going above 1000
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Hz. The interrupt ratelimit might trigger if the interrupt is
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@@ -267,7 +265,6 @@
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interrupt. Use polling. */
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#undef IRQ_RATE_LIMIT
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-
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#if 0
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/* Not implemented */
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/*
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@@ -276,26 +273,24 @@
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*/
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#define SX_REPORT_FIFO
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#define SX_REPORT_OVERRUN
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-#endif
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-
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+#endif
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/* Function prototypes */
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-static void sx_disable_tx_interrupts (void * ptr);
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-static void sx_enable_tx_interrupts (void * ptr);
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-static void sx_disable_rx_interrupts (void * ptr);
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-static void sx_enable_rx_interrupts (void * ptr);
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-static int sx_get_CD (void * ptr);
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-static void sx_shutdown_port (void * ptr);
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-static int sx_set_real_termios (void *ptr);
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-static void sx_close (void *ptr);
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-static int sx_chars_in_buffer (void * ptr);
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-static int sx_init_board (struct sx_board *board);
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-static int sx_init_portstructs (int nboards, int nports);
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-static int sx_fw_ioctl (struct inode *inode, struct file *filp,
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- unsigned int cmd, unsigned long arg);
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+static void sx_disable_tx_interrupts(void *ptr);
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+static void sx_enable_tx_interrupts(void *ptr);
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+static void sx_disable_rx_interrupts(void *ptr);
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+static void sx_enable_rx_interrupts(void *ptr);
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+static int sx_get_CD(void *ptr);
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+static void sx_shutdown_port(void *ptr);
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+static int sx_set_real_termios(void *ptr);
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+static void sx_close(void *ptr);
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+static int sx_chars_in_buffer(void *ptr);
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+static int sx_init_board(struct sx_board *board);
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+static int sx_init_portstructs(int nboards, int nports);
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+static int sx_fw_ioctl(struct inode *inode, struct file *filp,
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+ unsigned int cmd, unsigned long arg);
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static int sx_init_drivers(void);
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-
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static struct tty_driver *sx_driver;
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static DEFINE_MUTEX(sx_boards_lock);
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@@ -305,7 +300,6 @@ static int sx_initialized;
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static int sx_nports;
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static int sx_debug;
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-
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/* You can have the driver poll your card.
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- Set sx_poll to 1 to poll every timer tick (10ms on Intel).
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This is used when the card cannot use an interrupt for some reason.
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@@ -330,11 +324,17 @@ static int sx_maxints = 100;
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or less.... -- REW
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duh: Card at 0xa0000 is possible on HP Netserver?? -- pvdl
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*/
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-static int sx_probe_addrs[]= {0xc0000, 0xd0000, 0xe0000,
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- 0xc8000, 0xd8000, 0xe8000};
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-static int si_probe_addrs[]= {0xc0000, 0xd0000, 0xe0000,
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- 0xc8000, 0xd8000, 0xe8000, 0xa0000};
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-static int si1_probe_addrs[]= { 0xd0000};
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+static int sx_probe_addrs[] = {
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+ 0xc0000, 0xd0000, 0xe0000,
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+ 0xc8000, 0xd8000, 0xe8000
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+};
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+static int si_probe_addrs[] = {
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+ 0xc0000, 0xd0000, 0xe0000,
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+ 0xc8000, 0xd8000, 0xe8000, 0xa0000
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+};
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+static int si1_probe_addrs[] = {
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+ 0xd0000
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+};
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#define NR_SX_ADDRS ARRAY_SIZE(sx_probe_addrs)
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#define NR_SI_ADDRS ARRAY_SIZE(si_probe_addrs)
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@@ -362,13 +362,12 @@ static struct real_driver sx_real_driver = {
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sx_disable_rx_interrupts,
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sx_enable_rx_interrupts,
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sx_get_CD,
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- sx_shutdown_port,
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- sx_set_real_termios,
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+ sx_shutdown_port,
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+ sx_set_real_termios,
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sx_chars_in_buffer,
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sx_close,
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};
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-
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/*
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This driver can spew a whole lot of debugging output at you. If you
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need maximum performance, you should disable the DEBUG define. To
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@@ -379,23 +378,17 @@ static struct real_driver sx_real_driver = {
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*/
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#define DEBUG
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-
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#ifdef DEBUG
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-#define sx_dprintk(f, str...) if (sx_debug & f) printk (str)
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+#define sx_dprintk(f, str...) if (sx_debug & f) printk (str)
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#else
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-#define sx_dprintk(f, str...) /* nothing */
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+#define sx_dprintk(f, str...) /* nothing */
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#endif
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+#define func_enter() sx_dprintk(SX_DEBUG_FLOW, "sx: enter %s\n",__FUNCTION__)
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+#define func_exit() sx_dprintk(SX_DEBUG_FLOW, "sx: exit %s\n",__FUNCTION__)
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-
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-#define func_enter() sx_dprintk (SX_DEBUG_FLOW, "sx: enter %s\n",__FUNCTION__)
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-#define func_exit() sx_dprintk (SX_DEBUG_FLOW, "sx: exit %s\n", __FUNCTION__)
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-
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-#define func_enter2() sx_dprintk (SX_DEBUG_FLOW, "sx: enter %s (port %d)\n", \
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- __FUNCTION__, port->line)
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-
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-
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-
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+#define func_enter2() sx_dprintk(SX_DEBUG_FLOW, "sx: enter %s (port %d)\n", \
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+ __FUNCTION__, port->line)
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/*
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* Firmware loader driver specific routines
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@@ -403,31 +396,26 @@ static struct real_driver sx_real_driver = {
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*/
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static const struct file_operations sx_fw_fops = {
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- .owner = THIS_MODULE,
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- .ioctl = sx_fw_ioctl,
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+ .owner = THIS_MODULE,
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+ .ioctl = sx_fw_ioctl,
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};
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static struct miscdevice sx_fw_device = {
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SXCTL_MISC_MINOR, "sxctl", &sx_fw_fops
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};
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-
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-
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-
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-
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#ifdef SX_PARANOIA_CHECK
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/* This doesn't work. Who's paranoid around here? Not me! */
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-static inline int sx_paranoia_check(struct sx_port const * port,
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+static inline int sx_paranoia_check(struct sx_port const *port,
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char *name, const char *routine)
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{
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+ static const char *badmagic = KERN_ERR "sx: Warning: bad sx port magic "
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+ "number for device %s in %s\n";
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+ static const char *badinfo = KERN_ERR "sx: Warning: null sx port for "
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+ "device %s in %s\n";
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- static const char *badmagic =
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- KERN_ERR "sx: Warning: bad sx port magic number for device %s in %s\n";
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- static const char *badinfo =
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- KERN_ERR "sx: Warning: null sx port for device %s in %s\n";
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-
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if (!port) {
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printk(badinfo, name, routine);
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return 1;
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@@ -450,23 +438,24 @@ static inline int sx_paranoia_check(struct sx_port const * port,
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#define TIMEOUT_1 30
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#define TIMEOUT_2 1000000
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-
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#ifdef DEBUG
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static void my_hd_io(void __iomem *p, int len)
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{
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int i, j, ch;
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unsigned char __iomem *addr = p;
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- for (i=0;i<len;i+=16) {
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- printk ("%p ", addr+i);
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- for (j=0;j<16;j++) {
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- printk ("%02x %s", readb(addr+j+i), (j==7)?" ":"");
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+ for (i = 0; i < len; i += 16) {
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+ printk("%p ", addr + i);
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+ for (j = 0; j < 16; j++) {
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+ printk("%02x %s", readb(addr + j + i),
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+ (j == 7) ? " " : "");
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}
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- for (j=0;j<16;j++) {
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- ch = readb(addr+j+i);
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- printk ("%c", (ch < 0x20)?'.':((ch > 0x7f)?'.':ch));
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+ for (j = 0; j < 16; j++) {
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+ ch = readb(addr + j + i);
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+ printk("%c", (ch < 0x20) ? '.' :
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+ ((ch > 0x7f) ? '.' : ch));
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}
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- printk ("\n");
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+ printk("\n");
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}
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}
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static void my_hd(void *p, int len)
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@@ -474,419 +463,468 @@ static void my_hd(void *p, int len)
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int i, j, ch;
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unsigned char *addr = p;
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- for (i=0;i<len;i+=16) {
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- printk ("%p ", addr+i);
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- for (j=0;j<16;j++) {
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- printk ("%02x %s", addr[j+i], (j==7)?" ":"");
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+ for (i = 0; i < len; i += 16) {
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+ printk("%p ", addr + i);
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+ for (j = 0; j < 16; j++) {
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+ printk("%02x %s", addr[j + i], (j == 7) ? " " : "");
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}
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- for (j=0;j<16;j++) {
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- ch = addr[j+i];
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- printk ("%c", (ch < 0x20)?'.':((ch > 0x7f)?'.':ch));
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+ for (j = 0; j < 16; j++) {
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+ ch = addr[j + i];
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+ printk("%c", (ch < 0x20) ? '.' :
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+ ((ch > 0x7f) ? '.' : ch));
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}
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- printk ("\n");
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+ printk("\n");
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}
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}
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#endif
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-
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-
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/* This needs redoing for Alpha -- REW -- Done. */
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-static inline void write_sx_byte (struct sx_board *board, int offset, u8 byte)
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+static inline void write_sx_byte(struct sx_board *board, int offset, u8 byte)
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{
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- writeb (byte, board->base+offset);
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+ writeb(byte, board->base + offset);
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}
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-static inline u8 read_sx_byte (struct sx_board *board, int offset)
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+static inline u8 read_sx_byte(struct sx_board *board, int offset)
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{
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- return readb (board->base+offset);
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+ return readb(board->base + offset);
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}
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-
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-static inline void write_sx_word (struct sx_board *board, int offset, u16 word)
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+static inline void write_sx_word(struct sx_board *board, int offset, u16 word)
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{
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- writew (word, board->base+offset);
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+ writew(word, board->base + offset);
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}
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-static inline u16 read_sx_word (struct sx_board *board, int offset)
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+static inline u16 read_sx_word(struct sx_board *board, int offset)
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{
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- return readw (board->base + offset);
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+ return readw(board->base + offset);
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}
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-
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-static int sx_busy_wait_eq (struct sx_board *board,
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- int offset, int mask, int correctval)
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+static int sx_busy_wait_eq(struct sx_board *board,
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+ int offset, int mask, int correctval)
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{
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int i;
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- func_enter ();
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+ func_enter();
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- for (i=0; i < TIMEOUT_1 ;i++)
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- if ((read_sx_byte (board, offset) & mask) == correctval) {
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- func_exit ();
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+ for (i = 0; i < TIMEOUT_1; i++)
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+ if ((read_sx_byte(board, offset) & mask) == correctval) {
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+ func_exit();
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return 1;
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}
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- for (i=0; i < TIMEOUT_2 ;i++) {
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- if ((read_sx_byte (board, offset) & mask) == correctval) {
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- func_exit ();
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+ for (i = 0; i < TIMEOUT_2; i++) {
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+ if ((read_sx_byte(board, offset) & mask) == correctval) {
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+ func_exit();
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return 1;
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}
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- udelay (1);
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+ udelay(1);
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}
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- func_exit ();
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+ func_exit();
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return 0;
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}
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-
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-static int sx_busy_wait_neq (struct sx_board *board,
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- int offset, int mask, int badval)
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+static int sx_busy_wait_neq(struct sx_board *board,
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+ int offset, int mask, int badval)
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{
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int i;
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- func_enter ();
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+ func_enter();
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- for (i=0; i < TIMEOUT_1 ;i++)
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- if ((read_sx_byte (board, offset) & mask) != badval) {
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- func_exit ();
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+ for (i = 0; i < TIMEOUT_1; i++)
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+ if ((read_sx_byte(board, offset) & mask) != badval) {
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+ func_exit();
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return 1;
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}
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- for (i=0; i < TIMEOUT_2 ;i++) {
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- if ((read_sx_byte (board, offset) & mask) != badval) {
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- func_exit ();
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+ for (i = 0; i < TIMEOUT_2; i++) {
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+ if ((read_sx_byte(board, offset) & mask) != badval) {
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+ func_exit();
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return 1;
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}
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- udelay (1);
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+ udelay(1);
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}
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- func_exit ();
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+ func_exit();
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return 0;
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}
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-
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-
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/* 5.6.4 of 6210028 r2.3 */
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-static int sx_reset (struct sx_board *board)
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+static int sx_reset(struct sx_board *board)
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{
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- func_enter ();
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+ func_enter();
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- if (IS_SX_BOARD (board)) {
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+ if (IS_SX_BOARD(board)) {
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- write_sx_byte (board, SX_CONFIG, 0);
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- write_sx_byte (board, SX_RESET, 1); /* Value doesn't matter */
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+ write_sx_byte(board, SX_CONFIG, 0);
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+ write_sx_byte(board, SX_RESET, 1); /* Value doesn't matter */
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- if (!sx_busy_wait_eq (board, SX_RESET_STATUS, 1, 0)) {
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- printk (KERN_INFO "sx: Card doesn't respond to reset....\n");
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+ if (!sx_busy_wait_eq(board, SX_RESET_STATUS, 1, 0)) {
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+ printk(KERN_INFO "sx: Card doesn't respond to "
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+ "reset...\n");
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return 0;
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}
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} else if (IS_EISA_BOARD(board)) {
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- outb(board->irq<<4, board->eisa_base+0xc02);
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+ outb(board->irq << 4, board->eisa_base + 0xc02);
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} else if (IS_SI1_BOARD(board)) {
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- write_sx_byte (board, SI1_ISA_RESET, 0); // value does not matter
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+ write_sx_byte(board, SI1_ISA_RESET, 0); /*value doesn't matter*/
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} else {
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/* Gory details of the SI/ISA board */
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- write_sx_byte (board, SI2_ISA_RESET, SI2_ISA_RESET_SET);
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- write_sx_byte (board, SI2_ISA_IRQ11, SI2_ISA_IRQ11_CLEAR);
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- write_sx_byte (board, SI2_ISA_IRQ12, SI2_ISA_IRQ12_CLEAR);
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- write_sx_byte (board, SI2_ISA_IRQ15, SI2_ISA_IRQ15_CLEAR);
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- write_sx_byte (board, SI2_ISA_INTCLEAR, SI2_ISA_INTCLEAR_CLEAR);
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- write_sx_byte (board, SI2_ISA_IRQSET, SI2_ISA_IRQSET_CLEAR);
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+ write_sx_byte(board, SI2_ISA_RESET, SI2_ISA_RESET_SET);
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+ write_sx_byte(board, SI2_ISA_IRQ11, SI2_ISA_IRQ11_CLEAR);
|
|
|
+ write_sx_byte(board, SI2_ISA_IRQ12, SI2_ISA_IRQ12_CLEAR);
|
|
|
+ write_sx_byte(board, SI2_ISA_IRQ15, SI2_ISA_IRQ15_CLEAR);
|
|
|
+ write_sx_byte(board, SI2_ISA_INTCLEAR, SI2_ISA_INTCLEAR_CLEAR);
|
|
|
+ write_sx_byte(board, SI2_ISA_IRQSET, SI2_ISA_IRQSET_CLEAR);
|
|
|
}
|
|
|
|
|
|
- func_exit ();
|
|
|
+ func_exit();
|
|
|
return 1;
|
|
|
}
|
|
|
|
|
|
-
|
|
|
/* This doesn't work on machines where "NULL" isn't 0 */
|
|
|
/* If you have one of those, someone will need to write
|
|
|
the equivalent of this, which will amount to about 3 lines. I don't
|
|
|
want to complicate this right now. -- REW
|
|
|
(See, I do write comments every now and then :-) */
|
|
|
-#define OFFSETOF(strct, elem) ((long)&(((struct strct *)NULL)->elem))
|
|
|
-
|
|
|
-
|
|
|
-#define CHAN_OFFSET(port,elem) (port->ch_base + OFFSETOF (_SXCHANNEL, elem))
|
|
|
-#define MODU_OFFSET(board,addr,elem) (addr + OFFSETOF (_SXMODULE, elem))
|
|
|
-#define BRD_OFFSET(board,elem) (OFFSETOF (_SXCARD, elem))
|
|
|
+#define OFFSETOF(strct, elem) ((long)&(((struct strct *)NULL)->elem))
|
|
|
|
|
|
+#define CHAN_OFFSET(port,elem) (port->ch_base + OFFSETOF (_SXCHANNEL, elem))
|
|
|
+#define MODU_OFFSET(board,addr,elem) (addr + OFFSETOF (_SXMODULE, elem))
|
|
|
+#define BRD_OFFSET(board,elem) (OFFSETOF (_SXCARD, elem))
|
|
|
|
|
|
#define sx_write_channel_byte(port, elem, val) \
|
|
|
- write_sx_byte (port->board, CHAN_OFFSET (port, elem), val)
|
|
|
+ write_sx_byte (port->board, CHAN_OFFSET (port, elem), val)
|
|
|
|
|
|
#define sx_read_channel_byte(port, elem) \
|
|
|
- read_sx_byte (port->board, CHAN_OFFSET (port, elem))
|
|
|
+ read_sx_byte (port->board, CHAN_OFFSET (port, elem))
|
|
|
|
|
|
#define sx_write_channel_word(port, elem, val) \
|
|
|
- write_sx_word (port->board, CHAN_OFFSET (port, elem), val)
|
|
|
+ write_sx_word (port->board, CHAN_OFFSET (port, elem), val)
|
|
|
|
|
|
#define sx_read_channel_word(port, elem) \
|
|
|
- read_sx_word (port->board, CHAN_OFFSET (port, elem))
|
|
|
-
|
|
|
+ read_sx_word (port->board, CHAN_OFFSET (port, elem))
|
|
|
|
|
|
#define sx_write_module_byte(board, addr, elem, val) \
|
|
|
- write_sx_byte (board, MODU_OFFSET (board, addr, elem), val)
|
|
|
+ write_sx_byte (board, MODU_OFFSET (board, addr, elem), val)
|
|
|
|
|
|
#define sx_read_module_byte(board, addr, elem) \
|
|
|
- read_sx_byte (board, MODU_OFFSET (board, addr, elem))
|
|
|
+ read_sx_byte (board, MODU_OFFSET (board, addr, elem))
|
|
|
|
|
|
#define sx_write_module_word(board, addr, elem, val) \
|
|
|
- write_sx_word (board, MODU_OFFSET (board, addr, elem), val)
|
|
|
+ write_sx_word (board, MODU_OFFSET (board, addr, elem), val)
|
|
|
|
|
|
#define sx_read_module_word(board, addr, elem) \
|
|
|
- read_sx_word (board, MODU_OFFSET (board, addr, elem))
|
|
|
-
|
|
|
+ read_sx_word (board, MODU_OFFSET (board, addr, elem))
|
|
|
|
|
|
#define sx_write_board_byte(board, elem, val) \
|
|
|
- write_sx_byte (board, BRD_OFFSET (board, elem), val)
|
|
|
+ write_sx_byte (board, BRD_OFFSET (board, elem), val)
|
|
|
|
|
|
#define sx_read_board_byte(board, elem) \
|
|
|
- read_sx_byte (board, BRD_OFFSET (board, elem))
|
|
|
+ read_sx_byte (board, BRD_OFFSET (board, elem))
|
|
|
|
|
|
#define sx_write_board_word(board, elem, val) \
|
|
|
- write_sx_word (board, BRD_OFFSET (board, elem), val)
|
|
|
+ write_sx_word (board, BRD_OFFSET (board, elem), val)
|
|
|
|
|
|
#define sx_read_board_word(board, elem) \
|
|
|
- read_sx_word (board, BRD_OFFSET (board, elem))
|
|
|
-
|
|
|
+ read_sx_word (board, BRD_OFFSET (board, elem))
|
|
|
|
|
|
-static int sx_start_board (struct sx_board *board)
|
|
|
+static int sx_start_board(struct sx_board *board)
|
|
|
{
|
|
|
- if (IS_SX_BOARD (board)) {
|
|
|
- write_sx_byte (board, SX_CONFIG, SX_CONF_BUSEN);
|
|
|
+ if (IS_SX_BOARD(board)) {
|
|
|
+ write_sx_byte(board, SX_CONFIG, SX_CONF_BUSEN);
|
|
|
} else if (IS_EISA_BOARD(board)) {
|
|
|
write_sx_byte(board, SI2_EISA_OFF, SI2_EISA_VAL);
|
|
|
- outb((board->irq<<4)|4, board->eisa_base+0xc02);
|
|
|
+ outb((board->irq << 4) | 4, board->eisa_base + 0xc02);
|
|
|
} else if (IS_SI1_BOARD(board)) {
|
|
|
- write_sx_byte (board, SI1_ISA_RESET_CLEAR, 0);
|
|
|
- write_sx_byte (board, SI1_ISA_INTCL, 0);
|
|
|
+ write_sx_byte(board, SI1_ISA_RESET_CLEAR, 0);
|
|
|
+ write_sx_byte(board, SI1_ISA_INTCL, 0);
|
|
|
} else {
|
|
|
/* Don't bug me about the clear_set.
|
|
|
I haven't the foggiest idea what it's about -- REW */
|
|
|
- write_sx_byte (board, SI2_ISA_RESET, SI2_ISA_RESET_CLEAR);
|
|
|
- write_sx_byte (board, SI2_ISA_INTCLEAR, SI2_ISA_INTCLEAR_SET);
|
|
|
+ write_sx_byte(board, SI2_ISA_RESET, SI2_ISA_RESET_CLEAR);
|
|
|
+ write_sx_byte(board, SI2_ISA_INTCLEAR, SI2_ISA_INTCLEAR_SET);
|
|
|
}
|
|
|
return 1;
|
|
|
}
|
|
|
|
|
|
#define SX_IRQ_REG_VAL(board) \
|
|
|
- ((board->flags & SX_ISA_BOARD)?(board->irq << 4):0)
|
|
|
+ ((board->flags & SX_ISA_BOARD) ? (board->irq << 4) : 0)
|
|
|
|
|
|
/* Note. The SX register is write-only. Therefore, we have to enable the
|
|
|
bus too. This is a no-op, if you don't mess with this driver... */
|
|
|
-static int sx_start_interrupts (struct sx_board *board)
|
|
|
+static int sx_start_interrupts(struct sx_board *board)
|
|
|
{
|
|
|
|
|
|
/* Don't call this with board->irq == 0 */
|
|
|
|
|
|
if (IS_SX_BOARD(board)) {
|
|
|
- write_sx_byte (board, SX_CONFIG, SX_IRQ_REG_VAL (board) |
|
|
|
- SX_CONF_BUSEN |
|
|
|
- SX_CONF_HOSTIRQ);
|
|
|
+ write_sx_byte(board, SX_CONFIG, SX_IRQ_REG_VAL(board) |
|
|
|
+ SX_CONF_BUSEN | SX_CONF_HOSTIRQ);
|
|
|
} else if (IS_EISA_BOARD(board)) {
|
|
|
- inb(board->eisa_base+0xc03);
|
|
|
+ inb(board->eisa_base + 0xc03);
|
|
|
} else if (IS_SI1_BOARD(board)) {
|
|
|
- write_sx_byte (board, SI1_ISA_INTCL,0);
|
|
|
- write_sx_byte (board, SI1_ISA_INTCL_CLEAR,0);
|
|
|
+ write_sx_byte(board, SI1_ISA_INTCL, 0);
|
|
|
+ write_sx_byte(board, SI1_ISA_INTCL_CLEAR, 0);
|
|
|
} else {
|
|
|
switch (board->irq) {
|
|
|
- case 11:write_sx_byte (board, SI2_ISA_IRQ11, SI2_ISA_IRQ11_SET);break;
|
|
|
- case 12:write_sx_byte (board, SI2_ISA_IRQ12, SI2_ISA_IRQ12_SET);break;
|
|
|
- case 15:write_sx_byte (board, SI2_ISA_IRQ15, SI2_ISA_IRQ15_SET);break;
|
|
|
- default:printk (KERN_INFO "sx: SI/XIO card doesn't support interrupt %d.\n",
|
|
|
- board->irq);
|
|
|
- return 0;
|
|
|
+ case 11:
|
|
|
+ write_sx_byte(board, SI2_ISA_IRQ11, SI2_ISA_IRQ11_SET);
|
|
|
+ break;
|
|
|
+ case 12:
|
|
|
+ write_sx_byte(board, SI2_ISA_IRQ12, SI2_ISA_IRQ12_SET);
|
|
|
+ break;
|
|
|
+ case 15:
|
|
|
+ write_sx_byte(board, SI2_ISA_IRQ15, SI2_ISA_IRQ15_SET);
|
|
|
+ break;
|
|
|
+ default:
|
|
|
+ printk(KERN_INFO "sx: SI/XIO card doesn't support "
|
|
|
+ "interrupt %d.\n", board->irq);
|
|
|
+ return 0;
|
|
|
}
|
|
|
- write_sx_byte (board, SI2_ISA_INTCLEAR, SI2_ISA_INTCLEAR_SET);
|
|
|
+ write_sx_byte(board, SI2_ISA_INTCLEAR, SI2_ISA_INTCLEAR_SET);
|
|
|
}
|
|
|
|
|
|
return 1;
|
|
|
}
|
|
|
|
|
|
-
|
|
|
-static int sx_send_command (struct sx_port *port,
|
|
|
- int command, int mask, int newstat)
|
|
|
+static int sx_send_command(struct sx_port *port,
|
|
|
+ int command, int mask, int newstat)
|
|
|
{
|
|
|
- func_enter2 ();
|
|
|
- write_sx_byte (port->board, CHAN_OFFSET (port, hi_hstat), command);
|
|
|
- func_exit ();
|
|
|
- return sx_busy_wait_eq (port->board, CHAN_OFFSET (port, hi_hstat), mask, newstat);
|
|
|
+ func_enter2();
|
|
|
+ write_sx_byte(port->board, CHAN_OFFSET(port, hi_hstat), command);
|
|
|
+ func_exit();
|
|
|
+ return sx_busy_wait_eq(port->board, CHAN_OFFSET(port, hi_hstat), mask,
|
|
|
+ newstat);
|
|
|
}
|
|
|
|
|
|
-
|
|
|
-static char *mod_type_s (int module_type)
|
|
|
+static char *mod_type_s(int module_type)
|
|
|
{
|
|
|
switch (module_type) {
|
|
|
- case TA4: return "TA4";
|
|
|
- case TA8: return "TA8";
|
|
|
- case TA4_ASIC: return "TA4_ASIC";
|
|
|
- case TA8_ASIC: return "TA8_ASIC";
|
|
|
- case MTA_CD1400:return "MTA_CD1400";
|
|
|
- case SXDC: return "SXDC";
|
|
|
- default:return "Unknown/invalid";
|
|
|
+ case TA4:
|
|
|
+ return "TA4";
|
|
|
+ case TA8:
|
|
|
+ return "TA8";
|
|
|
+ case TA4_ASIC:
|
|
|
+ return "TA4_ASIC";
|
|
|
+ case TA8_ASIC:
|
|
|
+ return "TA8_ASIC";
|
|
|
+ case MTA_CD1400:
|
|
|
+ return "MTA_CD1400";
|
|
|
+ case SXDC:
|
|
|
+ return "SXDC";
|
|
|
+ default:
|
|
|
+ return "Unknown/invalid";
|
|
|
}
|
|
|
}
|
|
|
|
|
|
-
|
|
|
-static char *pan_type_s (int pan_type)
|
|
|
+static char *pan_type_s(int pan_type)
|
|
|
{
|
|
|
switch (pan_type) {
|
|
|
- case MOD_RS232DB25: return "MOD_RS232DB25";
|
|
|
- case MOD_RS232RJ45: return "MOD_RS232RJ45";
|
|
|
- case MOD_RS422DB25: return "MOD_RS422DB25";
|
|
|
- case MOD_PARALLEL: return "MOD_PARALLEL";
|
|
|
- case MOD_2_RS232DB25: return "MOD_2_RS232DB25";
|
|
|
- case MOD_2_RS232RJ45: return "MOD_2_RS232RJ45";
|
|
|
- case MOD_2_RS422DB25: return "MOD_2_RS422DB25";
|
|
|
- case MOD_RS232DB25MALE: return "MOD_RS232DB25MALE";
|
|
|
- case MOD_2_PARALLEL: return "MOD_2_PARALLEL";
|
|
|
- case MOD_BLANK: return "empty";
|
|
|
- default:return "invalid";
|
|
|
+ case MOD_RS232DB25:
|
|
|
+ return "MOD_RS232DB25";
|
|
|
+ case MOD_RS232RJ45:
|
|
|
+ return "MOD_RS232RJ45";
|
|
|
+ case MOD_RS422DB25:
|
|
|
+ return "MOD_RS422DB25";
|
|
|
+ case MOD_PARALLEL:
|
|
|
+ return "MOD_PARALLEL";
|
|
|
+ case MOD_2_RS232DB25:
|
|
|
+ return "MOD_2_RS232DB25";
|
|
|
+ case MOD_2_RS232RJ45:
|
|
|
+ return "MOD_2_RS232RJ45";
|
|
|
+ case MOD_2_RS422DB25:
|
|
|
+ return "MOD_2_RS422DB25";
|
|
|
+ case MOD_RS232DB25MALE:
|
|
|
+ return "MOD_RS232DB25MALE";
|
|
|
+ case MOD_2_PARALLEL:
|
|
|
+ return "MOD_2_PARALLEL";
|
|
|
+ case MOD_BLANK:
|
|
|
+ return "empty";
|
|
|
+ default:
|
|
|
+ return "invalid";
|
|
|
}
|
|
|
}
|
|
|
|
|
|
-
|
|
|
-static int mod_compat_type (int module_type)
|
|
|
+static int mod_compat_type(int module_type)
|
|
|
{
|
|
|
return module_type >> 4;
|
|
|
}
|
|
|
|
|
|
static void sx_reconfigure_port(struct sx_port *port)
|
|
|
{
|
|
|
- if (sx_read_channel_byte (port, hi_hstat) == HS_IDLE_OPEN) {
|
|
|
- if (sx_send_command (port, HS_CONFIG, -1, HS_IDLE_OPEN) != 1) {
|
|
|
- printk (KERN_WARNING "sx: Sent reconfigure command, but card didn't react.\n");
|
|
|
+ if (sx_read_channel_byte(port, hi_hstat) == HS_IDLE_OPEN) {
|
|
|
+ if (sx_send_command(port, HS_CONFIG, -1, HS_IDLE_OPEN) != 1) {
|
|
|
+ printk(KERN_WARNING "sx: Sent reconfigure command, but "
|
|
|
+ "card didn't react.\n");
|
|
|
}
|
|
|
} else {
|
|
|
- sx_dprintk (SX_DEBUG_TERMIOS,
|
|
|
- "sx: Not sending reconfigure: port isn't open (%02x).\n",
|
|
|
- sx_read_channel_byte (port, hi_hstat));
|
|
|
- }
|
|
|
+ sx_dprintk(SX_DEBUG_TERMIOS, "sx: Not sending reconfigure: "
|
|
|
+ "port isn't open (%02x).\n",
|
|
|
+ sx_read_channel_byte(port, hi_hstat));
|
|
|
+ }
|
|
|
}
|
|
|
|
|
|
-static void sx_setsignals (struct sx_port *port, int dtr, int rts)
|
|
|
+static void sx_setsignals(struct sx_port *port, int dtr, int rts)
|
|
|
{
|
|
|
int t;
|
|
|
- func_enter2 ();
|
|
|
+ func_enter2();
|
|
|
|
|
|
- t = sx_read_channel_byte (port, hi_op);
|
|
|
- if (dtr >= 0) t = dtr? (t | OP_DTR): (t & ~OP_DTR);
|
|
|
- if (rts >= 0) t = rts? (t | OP_RTS): (t & ~OP_RTS);
|
|
|
- sx_write_channel_byte (port, hi_op, t);
|
|
|
- sx_dprintk (SX_DEBUG_MODEMSIGNALS, "setsignals: %d/%d\n", dtr, rts);
|
|
|
+ t = sx_read_channel_byte(port, hi_op);
|
|
|
+ if (dtr >= 0)
|
|
|
+ t = dtr ? (t | OP_DTR) : (t & ~OP_DTR);
|
|
|
+ if (rts >= 0)
|
|
|
+ t = rts ? (t | OP_RTS) : (t & ~OP_RTS);
|
|
|
+ sx_write_channel_byte(port, hi_op, t);
|
|
|
+ sx_dprintk(SX_DEBUG_MODEMSIGNALS, "setsignals: %d/%d\n", dtr, rts);
|
|
|
|
|
|
- func_exit ();
|
|
|
+ func_exit();
|
|
|
}
|
|
|
|
|
|
-
|
|
|
-
|
|
|
-static int sx_getsignals (struct sx_port *port)
|
|
|
+static int sx_getsignals(struct sx_port *port)
|
|
|
{
|
|
|
- int i_stat,o_stat;
|
|
|
-
|
|
|
- o_stat = sx_read_channel_byte (port, hi_op);
|
|
|
- i_stat = sx_read_channel_byte (port, hi_ip);
|
|
|
-
|
|
|
- sx_dprintk (SX_DEBUG_MODEMSIGNALS, "getsignals: %d/%d (%d/%d) %02x/%02x\n",
|
|
|
- (o_stat & OP_DTR) != 0, (o_stat & OP_RTS) != 0,
|
|
|
- port->c_dcd, sx_get_CD (port),
|
|
|
- sx_read_channel_byte (port, hi_ip),
|
|
|
- sx_read_channel_byte (port, hi_state));
|
|
|
-
|
|
|
- return (((o_stat & OP_DTR)?TIOCM_DTR:0) |
|
|
|
- ((o_stat & OP_RTS)?TIOCM_RTS:0) |
|
|
|
- ((i_stat & IP_CTS)?TIOCM_CTS:0) |
|
|
|
- ((i_stat & IP_DCD)?TIOCM_CAR:0) |
|
|
|
- ((i_stat & IP_DSR)?TIOCM_DSR:0) |
|
|
|
- ((i_stat & IP_RI)?TIOCM_RNG:0)
|
|
|
- );
|
|
|
+ int i_stat, o_stat;
|
|
|
+
|
|
|
+ o_stat = sx_read_channel_byte(port, hi_op);
|
|
|
+ i_stat = sx_read_channel_byte(port, hi_ip);
|
|
|
+
|
|
|
+ sx_dprintk(SX_DEBUG_MODEMSIGNALS, "getsignals: %d/%d (%d/%d) "
|
|
|
+ "%02x/%02x\n",
|
|
|
+ (o_stat & OP_DTR) != 0, (o_stat & OP_RTS) != 0,
|
|
|
+ port->c_dcd, sx_get_CD(port),
|
|
|
+ sx_read_channel_byte(port, hi_ip),
|
|
|
+ sx_read_channel_byte(port, hi_state));
|
|
|
+
|
|
|
+ return (((o_stat & OP_DTR) ? TIOCM_DTR : 0) |
|
|
|
+ ((o_stat & OP_RTS) ? TIOCM_RTS : 0) |
|
|
|
+ ((i_stat & IP_CTS) ? TIOCM_CTS : 0) |
|
|
|
+ ((i_stat & IP_DCD) ? TIOCM_CAR : 0) |
|
|
|
+ ((i_stat & IP_DSR) ? TIOCM_DSR : 0) |
|
|
|
+ ((i_stat & IP_RI) ? TIOCM_RNG : 0));
|
|
|
}
|
|
|
|
|
|
-
|
|
|
-static void sx_set_baud (struct sx_port *port)
|
|
|
+static void sx_set_baud(struct sx_port *port)
|
|
|
{
|
|
|
int t;
|
|
|
|
|
|
if (port->board->ta_type == MOD_SXDC) {
|
|
|
switch (port->gs.baud) {
|
|
|
- /* Save some typing work... */
|
|
|
-#define e(x) case x:t= BAUD_ ## x ; break
|
|
|
- e(50);e(75);e(110);e(150);e(200);e(300);e(600);
|
|
|
- e(1200);e(1800);e(2000);e(2400);e(4800);e(7200);
|
|
|
- e(9600);e(14400);e(19200);e(28800);e(38400);
|
|
|
- e(56000);e(57600);e(64000);e(76800);e(115200);
|
|
|
- e(128000);e(150000);e(230400);e(256000);e(460800);
|
|
|
- e(921600);
|
|
|
- case 134 :t = BAUD_134_5; break;
|
|
|
- case 0 :t = -1;
|
|
|
- break;
|
|
|
+ /* Save some typing work... */
|
|
|
+#define e(x) case x: t = BAUD_ ## x; break
|
|
|
+ e(50);
|
|
|
+ e(75);
|
|
|
+ e(110);
|
|
|
+ e(150);
|
|
|
+ e(200);
|
|
|
+ e(300);
|
|
|
+ e(600);
|
|
|
+ e(1200);
|
|
|
+ e(1800);
|
|
|
+ e(2000);
|
|
|
+ e(2400);
|
|
|
+ e(4800);
|
|
|
+ e(7200);
|
|
|
+ e(9600);
|
|
|
+ e(14400);
|
|
|
+ e(19200);
|
|
|
+ e(28800);
|
|
|
+ e(38400);
|
|
|
+ e(56000);
|
|
|
+ e(57600);
|
|
|
+ e(64000);
|
|
|
+ e(76800);
|
|
|
+ e(115200);
|
|
|
+ e(128000);
|
|
|
+ e(150000);
|
|
|
+ e(230400);
|
|
|
+ e(256000);
|
|
|
+ e(460800);
|
|
|
+ e(921600);
|
|
|
+ case 134:
|
|
|
+ t = BAUD_134_5;
|
|
|
+ break;
|
|
|
+ case 0:
|
|
|
+ t = -1;
|
|
|
+ break;
|
|
|
default:
|
|
|
/* Can I return "invalid"? */
|
|
|
t = BAUD_9600;
|
|
|
- printk (KERN_INFO "sx: unsupported baud rate: %d.\n", port->gs.baud);
|
|
|
+ printk(KERN_INFO "sx: unsupported baud rate: %d.\n",
|
|
|
+ port->gs.baud);
|
|
|
break;
|
|
|
}
|
|
|
#undef e
|
|
|
if (t > 0) {
|
|
|
- /* The baud rate is not set to 0, so we're enabeling DTR... -- REW */
|
|
|
- sx_setsignals (port, 1, -1);
|
|
|
+/* The baud rate is not set to 0, so we're enabeling DTR... -- REW */
|
|
|
+ sx_setsignals(port, 1, -1);
|
|
|
/* XXX This is not TA & MTA compatible */
|
|
|
- sx_write_channel_byte (port, hi_csr, 0xff);
|
|
|
+ sx_write_channel_byte(port, hi_csr, 0xff);
|
|
|
|
|
|
- sx_write_channel_byte (port, hi_txbaud, t);
|
|
|
- sx_write_channel_byte (port, hi_rxbaud, t);
|
|
|
+ sx_write_channel_byte(port, hi_txbaud, t);
|
|
|
+ sx_write_channel_byte(port, hi_rxbaud, t);
|
|
|
} else {
|
|
|
- sx_setsignals (port, 0, -1);
|
|
|
+ sx_setsignals(port, 0, -1);
|
|
|
}
|
|
|
} else {
|
|
|
switch (port->gs.baud) {
|
|
|
-#define e(x) case x:t= CSR_ ## x ; break
|
|
|
- e(75);e(150);e(300);e(600);e(1200);e(2400);e(4800);
|
|
|
- e(1800);e(9600);
|
|
|
- e(19200);e(57600);e(38400);
|
|
|
- /* TA supports 110, but not 115200, MTA supports 115200, but not 110 */
|
|
|
- case 110:
|
|
|
+#define e(x) case x: t = CSR_ ## x; break
|
|
|
+ e(75);
|
|
|
+ e(150);
|
|
|
+ e(300);
|
|
|
+ e(600);
|
|
|
+ e(1200);
|
|
|
+ e(2400);
|
|
|
+ e(4800);
|
|
|
+ e(1800);
|
|
|
+ e(9600);
|
|
|
+ e(19200);
|
|
|
+ e(57600);
|
|
|
+ e(38400);
|
|
|
+/* TA supports 110, but not 115200, MTA supports 115200, but not 110 */
|
|
|
+ case 110:
|
|
|
if (port->board->ta_type == MOD_TA) {
|
|
|
t = CSR_110;
|
|
|
break;
|
|
|
} else {
|
|
|
t = CSR_9600;
|
|
|
- printk (KERN_INFO "sx: Unsupported baud rate: %d.\n", port->gs.baud);
|
|
|
+ printk(KERN_INFO "sx: Unsupported baud rate: "
|
|
|
+ "%d.\n", port->gs.baud);
|
|
|
break;
|
|
|
}
|
|
|
- case 115200:
|
|
|
+ case 115200:
|
|
|
if (port->board->ta_type == MOD_TA) {
|
|
|
t = CSR_9600;
|
|
|
- printk (KERN_INFO "sx: Unsupported baud rate: %d.\n", port->gs.baud);
|
|
|
+ printk(KERN_INFO "sx: Unsupported baud rate: "
|
|
|
+ "%d.\n", port->gs.baud);
|
|
|
break;
|
|
|
} else {
|
|
|
t = CSR_110;
|
|
|
break;
|
|
|
}
|
|
|
- case 0 :t = -1;
|
|
|
- break;
|
|
|
+ case 0:
|
|
|
+ t = -1;
|
|
|
+ break;
|
|
|
default:
|
|
|
t = CSR_9600;
|
|
|
- printk (KERN_INFO "sx: Unsupported baud rate: %d.\n", port->gs.baud);
|
|
|
+ printk(KERN_INFO "sx: Unsupported baud rate: %d.\n",
|
|
|
+ port->gs.baud);
|
|
|
break;
|
|
|
}
|
|
|
#undef e
|
|
|
if (t >= 0) {
|
|
|
- sx_setsignals (port, 1, -1);
|
|
|
- sx_write_channel_byte (port, hi_csr, t * 0x11);
|
|
|
+ sx_setsignals(port, 1, -1);
|
|
|
+ sx_write_channel_byte(port, hi_csr, t * 0x11);
|
|
|
} else {
|
|
|
- sx_setsignals (port, 0, -1);
|
|
|
+ sx_setsignals(port, 0, -1);
|
|
|
}
|
|
|
}
|
|
|
}
|
|
|
|
|
|
-
|
|
|
/* Simon Allen's version of this routine was 225 lines long. 85 is a lot
|
|
|
better. -- REW */
|
|
|
|
|
|
-static int sx_set_real_termios (void *ptr)
|
|
|
+static int sx_set_real_termios(void *ptr)
|
|
|
{
|
|
|
struct sx_port *port = ptr;
|
|
|
|
|
@@ -901,80 +939,83 @@ static int sx_set_real_termios (void *ptr)
|
|
|
belongs (next to the drop dtr if baud == 0) -- REW */
|
|
|
/* sx_setsignals (port, 1, -1); */
|
|
|
|
|
|
- sx_set_baud (port);
|
|
|
+ sx_set_baud(port);
|
|
|
|
|
|
#define CFLAG port->gs.tty->termios->c_cflag
|
|
|
- sx_write_channel_byte (port, hi_mr1,
|
|
|
- (C_PARENB (port->gs.tty)? MR1_WITH:MR1_NONE) |
|
|
|
- (C_PARODD (port->gs.tty)? MR1_ODD:MR1_EVEN) |
|
|
|
- (C_CRTSCTS(port->gs.tty)? MR1_RTS_RXFLOW:0) |
|
|
|
- (((CFLAG & CSIZE)==CS8) ? MR1_8_BITS:0) |
|
|
|
- (((CFLAG & CSIZE)==CS7) ? MR1_7_BITS:0) |
|
|
|
- (((CFLAG & CSIZE)==CS6) ? MR1_6_BITS:0) |
|
|
|
- (((CFLAG & CSIZE)==CS5) ? MR1_5_BITS:0) );
|
|
|
-
|
|
|
- sx_write_channel_byte (port, hi_mr2,
|
|
|
- (C_CRTSCTS(port->gs.tty)?MR2_CTS_TXFLOW:0) |
|
|
|
- (C_CSTOPB (port->gs.tty)?MR2_2_STOP:MR2_1_STOP));
|
|
|
+ sx_write_channel_byte(port, hi_mr1,
|
|
|
+ (C_PARENB(port->gs.tty) ? MR1_WITH : MR1_NONE) |
|
|
|
+ (C_PARODD(port->gs.tty) ? MR1_ODD : MR1_EVEN) |
|
|
|
+ (C_CRTSCTS(port->gs.tty) ? MR1_RTS_RXFLOW : 0) |
|
|
|
+ (((CFLAG & CSIZE) == CS8) ? MR1_8_BITS : 0) |
|
|
|
+ (((CFLAG & CSIZE) == CS7) ? MR1_7_BITS : 0) |
|
|
|
+ (((CFLAG & CSIZE) == CS6) ? MR1_6_BITS : 0) |
|
|
|
+ (((CFLAG & CSIZE) == CS5) ? MR1_5_BITS : 0));
|
|
|
+
|
|
|
+ sx_write_channel_byte(port, hi_mr2,
|
|
|
+ (C_CRTSCTS(port->gs.tty) ? MR2_CTS_TXFLOW : 0) |
|
|
|
+ (C_CSTOPB(port->gs.tty) ? MR2_2_STOP :
|
|
|
+ MR2_1_STOP));
|
|
|
|
|
|
switch (CFLAG & CSIZE) {
|
|
|
- case CS8:sx_write_channel_byte (port, hi_mask, 0xff);break;
|
|
|
- case CS7:sx_write_channel_byte (port, hi_mask, 0x7f);break;
|
|
|
- case CS6:sx_write_channel_byte (port, hi_mask, 0x3f);break;
|
|
|
- case CS5:sx_write_channel_byte (port, hi_mask, 0x1f);break;
|
|
|
+ case CS8:
|
|
|
+ sx_write_channel_byte(port, hi_mask, 0xff);
|
|
|
+ break;
|
|
|
+ case CS7:
|
|
|
+ sx_write_channel_byte(port, hi_mask, 0x7f);
|
|
|
+ break;
|
|
|
+ case CS6:
|
|
|
+ sx_write_channel_byte(port, hi_mask, 0x3f);
|
|
|
+ break;
|
|
|
+ case CS5:
|
|
|
+ sx_write_channel_byte(port, hi_mask, 0x1f);
|
|
|
+ break;
|
|
|
default:
|
|
|
- printk (KERN_INFO "sx: Invalid wordsize: %u\n", CFLAG & CSIZE);
|
|
|
+ printk(KERN_INFO "sx: Invalid wordsize: %u\n", CFLAG & CSIZE);
|
|
|
break;
|
|
|
}
|
|
|
|
|
|
- sx_write_channel_byte (port, hi_prtcl,
|
|
|
- (I_IXON (port->gs.tty)?SP_TXEN:0) |
|
|
|
- (I_IXOFF (port->gs.tty)?SP_RXEN:0) |
|
|
|
- (I_IXANY (port->gs.tty)?SP_TANY:0) |
|
|
|
- SP_DCEN);
|
|
|
+ sx_write_channel_byte(port, hi_prtcl,
|
|
|
+ (I_IXON(port->gs.tty) ? SP_TXEN : 0) |
|
|
|
+ (I_IXOFF(port->gs.tty) ? SP_RXEN : 0) |
|
|
|
+ (I_IXANY(port->gs.tty) ? SP_TANY : 0) | SP_DCEN);
|
|
|
|
|
|
- sx_write_channel_byte (port, hi_break,
|
|
|
- (I_IGNBRK(port->gs.tty)?BR_IGN:0 |
|
|
|
- I_BRKINT(port->gs.tty)?BR_INT:0));
|
|
|
+ sx_write_channel_byte(port, hi_break,
|
|
|
+ (I_IGNBRK(port->gs.tty) ? BR_IGN : 0 |
|
|
|
+ I_BRKINT(port->gs.tty) ? BR_INT : 0));
|
|
|
|
|
|
- sx_write_channel_byte (port, hi_txon, START_CHAR (port->gs.tty));
|
|
|
- sx_write_channel_byte (port, hi_rxon, START_CHAR (port->gs.tty));
|
|
|
- sx_write_channel_byte (port, hi_txoff, STOP_CHAR (port->gs.tty));
|
|
|
- sx_write_channel_byte (port, hi_rxoff, STOP_CHAR (port->gs.tty));
|
|
|
+ sx_write_channel_byte(port, hi_txon, START_CHAR(port->gs.tty));
|
|
|
+ sx_write_channel_byte(port, hi_rxon, START_CHAR(port->gs.tty));
|
|
|
+ sx_write_channel_byte(port, hi_txoff, STOP_CHAR(port->gs.tty));
|
|
|
+ sx_write_channel_byte(port, hi_rxoff, STOP_CHAR(port->gs.tty));
|
|
|
|
|
|
sx_reconfigure_port(port);
|
|
|
|
|
|
/* Tell line discipline whether we will do input cooking */
|
|
|
- if(I_OTHER(port->gs.tty)) {
|
|
|
+ if (I_OTHER(port->gs.tty)) {
|
|
|
clear_bit(TTY_HW_COOK_IN, &port->gs.tty->flags);
|
|
|
} else {
|
|
|
set_bit(TTY_HW_COOK_IN, &port->gs.tty->flags);
|
|
|
}
|
|
|
- sx_dprintk (SX_DEBUG_TERMIOS, "iflags: %x(%d) ",
|
|
|
- port->gs.tty->termios->c_iflag,
|
|
|
- I_OTHER(port->gs.tty));
|
|
|
-
|
|
|
+ sx_dprintk(SX_DEBUG_TERMIOS, "iflags: %x(%d) ",
|
|
|
+ port->gs.tty->termios->c_iflag, I_OTHER(port->gs.tty));
|
|
|
|
|
|
/* Tell line discipline whether we will do output cooking.
|
|
|
* If OPOST is set and no other output flags are set then we can do output
|
|
|
* processing. Even if only *one* other flag in the O_OTHER group is set
|
|
|
* we do cooking in software.
|
|
|
*/
|
|
|
- if(O_OPOST(port->gs.tty) && !O_OTHER(port->gs.tty)) {
|
|
|
+ if (O_OPOST(port->gs.tty) && !O_OTHER(port->gs.tty)) {
|
|
|
set_bit(TTY_HW_COOK_OUT, &port->gs.tty->flags);
|
|
|
} else {
|
|
|
clear_bit(TTY_HW_COOK_OUT, &port->gs.tty->flags);
|
|
|
}
|
|
|
- sx_dprintk (SX_DEBUG_TERMIOS, "oflags: %x(%d)\n",
|
|
|
- port->gs.tty->termios->c_oflag,
|
|
|
- O_OTHER(port->gs.tty));
|
|
|
+ sx_dprintk(SX_DEBUG_TERMIOS, "oflags: %x(%d)\n",
|
|
|
+ port->gs.tty->termios->c_oflag, O_OTHER(port->gs.tty));
|
|
|
/* port->c_dcd = sx_get_CD (port); */
|
|
|
- func_exit ();
|
|
|
+ func_exit();
|
|
|
return 0;
|
|
|
}
|
|
|
|
|
|
-
|
|
|
-
|
|
|
/* ********************************************************************** *
|
|
|
* the interrupt related routines *
|
|
|
* ********************************************************************** */
|
|
@@ -990,245 +1031,260 @@ static int sx_set_real_termios (void *ptr)
|
|
|
know I'm dead against that, but I think it is required in this
|
|
|
case. */
|
|
|
|
|
|
-
|
|
|
-static void sx_transmit_chars (struct sx_port *port)
|
|
|
+static void sx_transmit_chars(struct sx_port *port)
|
|
|
{
|
|
|
int c;
|
|
|
int tx_ip;
|
|
|
int txroom;
|
|
|
|
|
|
- func_enter2 ();
|
|
|
- sx_dprintk (SX_DEBUG_TRANSMIT, "Port %p: transmit %d chars\n",
|
|
|
- port, port->gs.xmit_cnt);
|
|
|
+ func_enter2();
|
|
|
+ sx_dprintk(SX_DEBUG_TRANSMIT, "Port %p: transmit %d chars\n",
|
|
|
+ port, port->gs.xmit_cnt);
|
|
|
|
|
|
- if (test_and_set_bit (SX_PORT_TRANSMIT_LOCK, &port->locks)) {
|
|
|
+ if (test_and_set_bit(SX_PORT_TRANSMIT_LOCK, &port->locks)) {
|
|
|
return;
|
|
|
}
|
|
|
|
|
|
while (1) {
|
|
|
c = port->gs.xmit_cnt;
|
|
|
|
|
|
- sx_dprintk (SX_DEBUG_TRANSMIT, "Copying %d ", c);
|
|
|
- tx_ip = sx_read_channel_byte (port, hi_txipos);
|
|
|
+ sx_dprintk(SX_DEBUG_TRANSMIT, "Copying %d ", c);
|
|
|
+ tx_ip = sx_read_channel_byte(port, hi_txipos);
|
|
|
|
|
|
/* Took me 5 minutes to deduce this formula.
|
|
|
Luckily it is literally in the manual in section 6.5.4.3.5 */
|
|
|
- txroom = (sx_read_channel_byte (port, hi_txopos) - tx_ip - 1) & 0xff;
|
|
|
+ txroom = (sx_read_channel_byte(port, hi_txopos) - tx_ip - 1) &
|
|
|
+ 0xff;
|
|
|
|
|
|
/* Don't copy more bytes than there is room for in the buffer */
|
|
|
if (c > txroom)
|
|
|
c = txroom;
|
|
|
- sx_dprintk (SX_DEBUG_TRANSMIT, " %d(%d) ", c, txroom );
|
|
|
+ sx_dprintk(SX_DEBUG_TRANSMIT, " %d(%d) ", c, txroom);
|
|
|
|
|
|
/* Don't copy past the end of the hardware transmit buffer */
|
|
|
- if (c > 0x100 - tx_ip)
|
|
|
+ if (c > 0x100 - tx_ip)
|
|
|
c = 0x100 - tx_ip;
|
|
|
|
|
|
- sx_dprintk (SX_DEBUG_TRANSMIT, " %d(%d) ", c, 0x100-tx_ip );
|
|
|
+ sx_dprintk(SX_DEBUG_TRANSMIT, " %d(%d) ", c, 0x100 - tx_ip);
|
|
|
|
|
|
/* Don't copy pas the end of the source buffer */
|
|
|
- if (c > SERIAL_XMIT_SIZE - port->gs.xmit_tail)
|
|
|
+ if (c > SERIAL_XMIT_SIZE - port->gs.xmit_tail)
|
|
|
c = SERIAL_XMIT_SIZE - port->gs.xmit_tail;
|
|
|
|
|
|
- sx_dprintk (SX_DEBUG_TRANSMIT, " %d(%ld) \n",
|
|
|
- c, SERIAL_XMIT_SIZE- port->gs.xmit_tail);
|
|
|
-
|
|
|
- /* If for one reason or another, we can't copy more data, we're done! */
|
|
|
- if (c == 0) break;
|
|
|
+ sx_dprintk(SX_DEBUG_TRANSMIT, " %d(%ld) \n",
|
|
|
+ c, SERIAL_XMIT_SIZE - port->gs.xmit_tail);
|
|
|
|
|
|
+ /* If for one reason or another, we can't copy more data, we're
|
|
|
+ done! */
|
|
|
+ if (c == 0)
|
|
|
+ break;
|
|
|
|
|
|
- memcpy_toio (port->board->base + CHAN_OFFSET(port,hi_txbuf) + tx_ip,
|
|
|
- port->gs.xmit_buf + port->gs.xmit_tail, c);
|
|
|
+ memcpy_toio(port->board->base + CHAN_OFFSET(port, hi_txbuf) +
|
|
|
+ tx_ip, port->gs.xmit_buf + port->gs.xmit_tail, c);
|
|
|
|
|
|
/* Update the pointer in the card */
|
|
|
- sx_write_channel_byte (port, hi_txipos, (tx_ip+c) & 0xff);
|
|
|
+ sx_write_channel_byte(port, hi_txipos, (tx_ip + c) & 0xff);
|
|
|
|
|
|
/* Update the kernel buffer end */
|
|
|
- port->gs.xmit_tail = (port->gs.xmit_tail + c) & (SERIAL_XMIT_SIZE-1);
|
|
|
+ port->gs.xmit_tail = (port->gs.xmit_tail + c) &
|
|
|
+ (SERIAL_XMIT_SIZE - 1);
|
|
|
|
|
|
/* This one last. (this is essential)
|
|
|
- It would allow others to start putting more data into the buffer! */
|
|
|
+ It would allow others to start putting more data into the
|
|
|
+ buffer! */
|
|
|
port->gs.xmit_cnt -= c;
|
|
|
}
|
|
|
|
|
|
if (port->gs.xmit_cnt == 0) {
|
|
|
- sx_disable_tx_interrupts (port);
|
|
|
+ sx_disable_tx_interrupts(port);
|
|
|
}
|
|
|
|
|
|
if ((port->gs.xmit_cnt <= port->gs.wakeup_chars) && port->gs.tty) {
|
|
|
tty_wakeup(port->gs.tty);
|
|
|
- sx_dprintk (SX_DEBUG_TRANSMIT, "Waking up.... ldisc (%d)....\n",
|
|
|
- port->gs.wakeup_chars);
|
|
|
+ sx_dprintk(SX_DEBUG_TRANSMIT, "Waking up.... ldisc (%d)....\n",
|
|
|
+ port->gs.wakeup_chars);
|
|
|
}
|
|
|
|
|
|
- clear_bit (SX_PORT_TRANSMIT_LOCK, &port->locks);
|
|
|
- func_exit ();
|
|
|
+ clear_bit(SX_PORT_TRANSMIT_LOCK, &port->locks);
|
|
|
+ func_exit();
|
|
|
}
|
|
|
|
|
|
-
|
|
|
/* Note the symmetry between receiving chars and transmitting them!
|
|
|
Note: The kernel should have implemented both a receive buffer and
|
|
|
a transmit buffer. */
|
|
|
|
|
|
/* Inlined: Called only once. Remove the inline when you add another call */
|
|
|
-static inline void sx_receive_chars (struct sx_port *port)
|
|
|
+static inline void sx_receive_chars(struct sx_port *port)
|
|
|
{
|
|
|
int c;
|
|
|
int rx_op;
|
|
|
struct tty_struct *tty;
|
|
|
- int copied=0;
|
|
|
+ int copied = 0;
|
|
|
unsigned char *rp;
|
|
|
|
|
|
- func_enter2 ();
|
|
|
+ func_enter2();
|
|
|
tty = port->gs.tty;
|
|
|
while (1) {
|
|
|
- rx_op = sx_read_channel_byte (port, hi_rxopos);
|
|
|
- c = (sx_read_channel_byte (port, hi_rxipos) - rx_op) & 0xff;
|
|
|
+ rx_op = sx_read_channel_byte(port, hi_rxopos);
|
|
|
+ c = (sx_read_channel_byte(port, hi_rxipos) - rx_op) & 0xff;
|
|
|
|
|
|
- sx_dprintk (SX_DEBUG_RECEIVE, "rxop=%d, c = %d.\n", rx_op, c);
|
|
|
+ sx_dprintk(SX_DEBUG_RECEIVE, "rxop=%d, c = %d.\n", rx_op, c);
|
|
|
|
|
|
/* Don't copy past the end of the hardware receive buffer */
|
|
|
- if (rx_op + c > 0x100) c = 0x100 - rx_op;
|
|
|
+ if (rx_op + c > 0x100)
|
|
|
+ c = 0x100 - rx_op;
|
|
|
|
|
|
- sx_dprintk (SX_DEBUG_RECEIVE, "c = %d.\n", c);
|
|
|
+ sx_dprintk(SX_DEBUG_RECEIVE, "c = %d.\n", c);
|
|
|
|
|
|
/* Don't copy more bytes than there is room for in the buffer */
|
|
|
|
|
|
c = tty_prepare_flip_string(tty, &rp, c);
|
|
|
|
|
|
- sx_dprintk (SX_DEBUG_RECEIVE, "c = %d.\n", c);
|
|
|
+ sx_dprintk(SX_DEBUG_RECEIVE, "c = %d.\n", c);
|
|
|
|
|
|
/* If for one reason or another, we can't copy more data, we're done! */
|
|
|
- if (c == 0) break;
|
|
|
+ if (c == 0)
|
|
|
+ break;
|
|
|
|
|
|
- sx_dprintk (SX_DEBUG_RECEIVE , "Copying over %d chars. First is %d at %lx\n", c,
|
|
|
- read_sx_byte (port->board, CHAN_OFFSET(port,hi_rxbuf) + rx_op),
|
|
|
- CHAN_OFFSET(port, hi_rxbuf));
|
|
|
- memcpy_fromio (rp,
|
|
|
- port->board->base + CHAN_OFFSET(port,hi_rxbuf) + rx_op, c);
|
|
|
+ sx_dprintk(SX_DEBUG_RECEIVE, "Copying over %d chars. First is "
|
|
|
+ "%d at %lx\n", c, read_sx_byte(port->board,
|
|
|
+ CHAN_OFFSET(port, hi_rxbuf) + rx_op),
|
|
|
+ CHAN_OFFSET(port, hi_rxbuf));
|
|
|
+ memcpy_fromio(rp, port->board->base +
|
|
|
+ CHAN_OFFSET(port, hi_rxbuf) + rx_op, c);
|
|
|
|
|
|
/* This one last. ( Not essential.)
|
|
|
- It allows the card to start putting more data into the buffer!
|
|
|
+ It allows the card to start putting more data into the
|
|
|
+ buffer!
|
|
|
Update the pointer in the card */
|
|
|
- sx_write_channel_byte (port, hi_rxopos, (rx_op + c) & 0xff);
|
|
|
+ sx_write_channel_byte(port, hi_rxopos, (rx_op + c) & 0xff);
|
|
|
|
|
|
copied += c;
|
|
|
}
|
|
|
if (copied) {
|
|
|
struct timeval tv;
|
|
|
|
|
|
- do_gettimeofday (&tv);
|
|
|
- sx_dprintk (SX_DEBUG_RECEIVE,
|
|
|
- "pushing flipq port %d (%3d chars): %d.%06d (%d/%d)\n",
|
|
|
- port->line, copied,
|
|
|
- (int) (tv.tv_sec % 60), (int)tv.tv_usec, tty->raw, tty->real_raw);
|
|
|
+ do_gettimeofday(&tv);
|
|
|
+ sx_dprintk(SX_DEBUG_RECEIVE, "pushing flipq port %d (%3d "
|
|
|
+ "chars): %d.%06d (%d/%d)\n", port->line,
|
|
|
+ copied, (int)(tv.tv_sec % 60), (int)tv.tv_usec,
|
|
|
+ tty->raw, tty->real_raw);
|
|
|
|
|
|
- /* Tell the rest of the system the news. Great news. New characters! */
|
|
|
- tty_flip_buffer_push (tty);
|
|
|
+ /* Tell the rest of the system the news. Great news. New
|
|
|
+ characters! */
|
|
|
+ tty_flip_buffer_push(tty);
|
|
|
/* tty_schedule_flip (tty); */
|
|
|
}
|
|
|
|
|
|
- func_exit ();
|
|
|
+ func_exit();
|
|
|
}
|
|
|
|
|
|
/* Inlined: it is called only once. Remove the inline if you add another
|
|
|
call */
|
|
|
-static inline void sx_check_modem_signals (struct sx_port *port)
|
|
|
+static inline void sx_check_modem_signals(struct sx_port *port)
|
|
|
{
|
|
|
int hi_state;
|
|
|
int c_dcd;
|
|
|
|
|
|
- hi_state = sx_read_channel_byte (port, hi_state);
|
|
|
- sx_dprintk (SX_DEBUG_MODEMSIGNALS, "Checking modem signals (%d/%d)\n",
|
|
|
- port->c_dcd, sx_get_CD (port));
|
|
|
+ hi_state = sx_read_channel_byte(port, hi_state);
|
|
|
+ sx_dprintk(SX_DEBUG_MODEMSIGNALS, "Checking modem signals (%d/%d)\n",
|
|
|
+ port->c_dcd, sx_get_CD(port));
|
|
|
|
|
|
if (hi_state & ST_BREAK) {
|
|
|
hi_state &= ~ST_BREAK;
|
|
|
- sx_dprintk (SX_DEBUG_MODEMSIGNALS, "got a break.\n");
|
|
|
- sx_write_channel_byte (port, hi_state, hi_state);
|
|
|
- gs_got_break (&port->gs);
|
|
|
+ sx_dprintk(SX_DEBUG_MODEMSIGNALS, "got a break.\n");
|
|
|
+ sx_write_channel_byte(port, hi_state, hi_state);
|
|
|
+ gs_got_break(&port->gs);
|
|
|
}
|
|
|
if (hi_state & ST_DCD) {
|
|
|
hi_state &= ~ST_DCD;
|
|
|
- sx_dprintk (SX_DEBUG_MODEMSIGNALS, "got a DCD change.\n");
|
|
|
- sx_write_channel_byte (port, hi_state, hi_state);
|
|
|
- c_dcd = sx_get_CD (port);
|
|
|
- sx_dprintk (SX_DEBUG_MODEMSIGNALS, "DCD is now %d\n", c_dcd);
|
|
|
+ sx_dprintk(SX_DEBUG_MODEMSIGNALS, "got a DCD change.\n");
|
|
|
+ sx_write_channel_byte(port, hi_state, hi_state);
|
|
|
+ c_dcd = sx_get_CD(port);
|
|
|
+ sx_dprintk(SX_DEBUG_MODEMSIGNALS, "DCD is now %d\n", c_dcd);
|
|
|
if (c_dcd != port->c_dcd) {
|
|
|
port->c_dcd = c_dcd;
|
|
|
- if (sx_get_CD (port)) {
|
|
|
+ if (sx_get_CD(port)) {
|
|
|
/* DCD went UP */
|
|
|
- if ((sx_read_channel_byte(port, hi_hstat) != HS_IDLE_CLOSED) &&
|
|
|
- !(port->gs.tty->termios->c_cflag & CLOCAL) ) {
|
|
|
- /* Are we blocking in open?*/
|
|
|
- sx_dprintk (SX_DEBUG_MODEMSIGNALS, "DCD active, unblocking open\n");
|
|
|
- wake_up_interruptible(&port->gs.open_wait);
|
|
|
+ if ((sx_read_channel_byte(port, hi_hstat) !=
|
|
|
+ HS_IDLE_CLOSED) &&
|
|
|
+ !(port->gs.tty->termios->
|
|
|
+ c_cflag & CLOCAL)) {
|
|
|
+ /* Are we blocking in open? */
|
|
|
+ sx_dprintk(SX_DEBUG_MODEMSIGNALS, "DCD "
|
|
|
+ "active, unblocking open\n");
|
|
|
+ wake_up_interruptible(&port->gs.
|
|
|
+ open_wait);
|
|
|
} else {
|
|
|
- sx_dprintk (SX_DEBUG_MODEMSIGNALS, "DCD raised. Ignoring.\n");
|
|
|
+ sx_dprintk(SX_DEBUG_MODEMSIGNALS, "DCD "
|
|
|
+ "raised. Ignoring.\n");
|
|
|
}
|
|
|
} else {
|
|
|
/* DCD went down! */
|
|
|
- if (!(port->gs.tty->termios->c_cflag & CLOCAL) ) {
|
|
|
- sx_dprintk (SX_DEBUG_MODEMSIGNALS, "DCD dropped. hanging up....\n");
|
|
|
- tty_hangup (port->gs.tty);
|
|
|
+ if (!(port->gs.tty->termios->c_cflag & CLOCAL)){
|
|
|
+ sx_dprintk(SX_DEBUG_MODEMSIGNALS, "DCD "
|
|
|
+ "dropped. hanging up....\n");
|
|
|
+ tty_hangup(port->gs.tty);
|
|
|
} else {
|
|
|
- sx_dprintk (SX_DEBUG_MODEMSIGNALS, "DCD dropped. ignoring.\n");
|
|
|
+ sx_dprintk(SX_DEBUG_MODEMSIGNALS, "DCD "
|
|
|
+ "dropped. ignoring.\n");
|
|
|
}
|
|
|
}
|
|
|
} else {
|
|
|
- sx_dprintk (SX_DEBUG_MODEMSIGNALS, "Hmmm. card told us DCD changed, but it didn't.\n");
|
|
|
+ sx_dprintk(SX_DEBUG_MODEMSIGNALS, "Hmmm. card told us "
|
|
|
+ "DCD changed, but it didn't.\n");
|
|
|
}
|
|
|
}
|
|
|
}
|
|
|
|
|
|
-
|
|
|
/* This is what an interrupt routine should look like.
|
|
|
* Small, elegant, clear.
|
|
|
*/
|
|
|
|
|
|
-static irqreturn_t sx_interrupt (int irq, void *ptr)
|
|
|
+static irqreturn_t sx_interrupt(int irq, void *ptr)
|
|
|
{
|
|
|
struct sx_board *board = ptr;
|
|
|
struct sx_port *port;
|
|
|
int i;
|
|
|
|
|
|
- func_enter ();
|
|
|
- sx_dprintk (SX_DEBUG_FLOW, "sx: enter sx_interrupt (%d/%d)\n", irq, board->irq);
|
|
|
+ func_enter();
|
|
|
+ sx_dprintk(SX_DEBUG_FLOW, "sx: enter sx_interrupt (%d/%d)\n", irq,
|
|
|
+ board->irq);
|
|
|
|
|
|
/* AAargh! The order in which to do these things is essential and
|
|
|
not trivial.
|
|
|
|
|
|
- Rate limit goes before "recursive". Otherwise a series of
|
|
|
- recursive calls will hang the machine in the interrupt routine.
|
|
|
+ recursive calls will hang the machine in the interrupt routine.
|
|
|
|
|
|
- hardware twiddling goes before "recursive". Otherwise when we
|
|
|
- poll the card, and a recursive interrupt happens, we won't
|
|
|
- ack the card, so it might keep on interrupting us. (especially
|
|
|
- level sensitive interrupt systems like PCI).
|
|
|
+ poll the card, and a recursive interrupt happens, we won't
|
|
|
+ ack the card, so it might keep on interrupting us. (especially
|
|
|
+ level sensitive interrupt systems like PCI).
|
|
|
|
|
|
- Rate limit goes before hardware twiddling. Otherwise we won't
|
|
|
- catch a card that has gone bonkers.
|
|
|
+ catch a card that has gone bonkers.
|
|
|
|
|
|
- The "initialized" test goes after the hardware twiddling. Otherwise
|
|
|
- the card will stick us in the interrupt routine again.
|
|
|
+ the card will stick us in the interrupt routine again.
|
|
|
|
|
|
- The initialized test goes before recursive.
|
|
|
- */
|
|
|
-
|
|
|
-
|
|
|
+ */
|
|
|
|
|
|
#ifdef IRQ_RATE_LIMIT
|
|
|
/* Aaargh! I'm ashamed. This costs more lines-of-code than the
|
|
|
- actual interrupt routine!. (Well, used to when I wrote that comment) */
|
|
|
+ actual interrupt routine!. (Well, used to when I wrote that
|
|
|
+ comment) */
|
|
|
{
|
|
|
static int lastjif;
|
|
|
- static int nintr=0;
|
|
|
+ static int nintr = 0;
|
|
|
|
|
|
if (lastjif == jiffies) {
|
|
|
if (++nintr > IRQ_RATE_LIMIT) {
|
|
|
- free_irq (board->irq, board);
|
|
|
- printk (KERN_ERR "sx: Too many interrupts. Turning off interrupt %d.\n",
|
|
|
- board->irq);
|
|
|
+ free_irq(board->irq, board);
|
|
|
+ printk(KERN_ERR "sx: Too many interrupts. "
|
|
|
+ "Turning off interrupt %d.\n",
|
|
|
+ board->irq);
|
|
|
}
|
|
|
} else {
|
|
|
lastjif = jiffies;
|
|
@@ -1237,19 +1293,20 @@ static irqreturn_t sx_interrupt (int irq, void *ptr)
|
|
|
}
|
|
|
#endif
|
|
|
|
|
|
-
|
|
|
if (board->irq == irq) {
|
|
|
/* Tell the card we've noticed the interrupt. */
|
|
|
|
|
|
- sx_write_board_word (board, cc_int_pending, 0);
|
|
|
- if (IS_SX_BOARD (board)) {
|
|
|
- write_sx_byte (board, SX_RESET_IRQ, 1);
|
|
|
+ sx_write_board_word(board, cc_int_pending, 0);
|
|
|
+ if (IS_SX_BOARD(board)) {
|
|
|
+ write_sx_byte(board, SX_RESET_IRQ, 1);
|
|
|
} else if (IS_EISA_BOARD(board)) {
|
|
|
- inb(board->eisa_base+0xc03);
|
|
|
- write_sx_word(board, 8, 0);
|
|
|
+ inb(board->eisa_base + 0xc03);
|
|
|
+ write_sx_word(board, 8, 0);
|
|
|
} else {
|
|
|
- write_sx_byte (board, SI2_ISA_INTCLEAR, SI2_ISA_INTCLEAR_CLEAR);
|
|
|
- write_sx_byte (board, SI2_ISA_INTCLEAR, SI2_ISA_INTCLEAR_SET);
|
|
|
+ write_sx_byte(board, SI2_ISA_INTCLEAR,
|
|
|
+ SI2_ISA_INTCLEAR_CLEAR);
|
|
|
+ write_sx_byte(board, SI2_ISA_INTCLEAR,
|
|
|
+ SI2_ISA_INTCLEAR_SET);
|
|
|
}
|
|
|
}
|
|
|
|
|
@@ -1258,53 +1315,51 @@ static irqreturn_t sx_interrupt (int irq, void *ptr)
|
|
|
if (!(board->flags & SX_BOARD_INITIALIZED))
|
|
|
return IRQ_HANDLED;
|
|
|
|
|
|
- if (test_and_set_bit (SX_BOARD_INTR_LOCK, &board->locks)) {
|
|
|
- printk (KERN_ERR "Recursive interrupt! (%d)\n", board->irq);
|
|
|
+ if (test_and_set_bit(SX_BOARD_INTR_LOCK, &board->locks)) {
|
|
|
+ printk(KERN_ERR "Recursive interrupt! (%d)\n", board->irq);
|
|
|
return IRQ_HANDLED;
|
|
|
}
|
|
|
|
|
|
- for (i=0;i<board->nports;i++) {
|
|
|
+ for (i = 0; i < board->nports; i++) {
|
|
|
port = &board->ports[i];
|
|
|
if (port->gs.flags & GS_ACTIVE) {
|
|
|
- if (sx_read_channel_byte (port, hi_state)) {
|
|
|
- sx_dprintk (SX_DEBUG_INTERRUPTS,
|
|
|
- "Port %d: modem signal change?... \n", i);
|
|
|
- sx_check_modem_signals (port);
|
|
|
+ if (sx_read_channel_byte(port, hi_state)) {
|
|
|
+ sx_dprintk(SX_DEBUG_INTERRUPTS, "Port %d: "
|
|
|
+ "modem signal change?... \n",i);
|
|
|
+ sx_check_modem_signals(port);
|
|
|
}
|
|
|
if (port->gs.xmit_cnt) {
|
|
|
- sx_transmit_chars (port);
|
|
|
+ sx_transmit_chars(port);
|
|
|
}
|
|
|
if (!(port->gs.flags & SX_RX_THROTTLE)) {
|
|
|
- sx_receive_chars (port);
|
|
|
+ sx_receive_chars(port);
|
|
|
}
|
|
|
}
|
|
|
}
|
|
|
|
|
|
- clear_bit (SX_BOARD_INTR_LOCK, &board->locks);
|
|
|
+ clear_bit(SX_BOARD_INTR_LOCK, &board->locks);
|
|
|
|
|
|
- sx_dprintk (SX_DEBUG_FLOW, "sx: exit sx_interrupt (%d/%d)\n", irq, board->irq);
|
|
|
- func_exit ();
|
|
|
+ sx_dprintk(SX_DEBUG_FLOW, "sx: exit sx_interrupt (%d/%d)\n", irq,
|
|
|
+ board->irq);
|
|
|
+ func_exit();
|
|
|
return IRQ_HANDLED;
|
|
|
}
|
|
|
|
|
|
-
|
|
|
-static void sx_pollfunc (unsigned long data)
|
|
|
+static void sx_pollfunc(unsigned long data)
|
|
|
{
|
|
|
- struct sx_board *board = (struct sx_board *) data;
|
|
|
+ struct sx_board *board = (struct sx_board *)data;
|
|
|
|
|
|
- func_enter ();
|
|
|
+ func_enter();
|
|
|
|
|
|
- sx_interrupt (0, board);
|
|
|
+ sx_interrupt(0, board);
|
|
|
|
|
|
init_timer(&board->timer);
|
|
|
|
|
|
board->timer.expires = jiffies + sx_poll;
|
|
|
- add_timer (&board->timer);
|
|
|
- func_exit ();
|
|
|
+ add_timer(&board->timer);
|
|
|
+ func_exit();
|
|
|
}
|
|
|
|
|
|
-
|
|
|
-
|
|
|
/* ********************************************************************** *
|
|
|
* Here are the routines that actually *
|
|
|
* interface with the generic_serial driver *
|
|
@@ -1313,9 +1368,9 @@ static void sx_pollfunc (unsigned long data)
|
|
|
/* Ehhm. I don't know how to fiddle with interrupts on the SX card. --REW */
|
|
|
/* Hmm. Ok I figured it out. You don't. */
|
|
|
|
|
|
-static void sx_disable_tx_interrupts (void * ptr)
|
|
|
+static void sx_disable_tx_interrupts(void *ptr)
|
|
|
{
|
|
|
- struct sx_port *port = ptr;
|
|
|
+ struct sx_port *port = ptr;
|
|
|
func_enter2();
|
|
|
|
|
|
port->gs.flags &= ~GS_TX_INTEN;
|
|
@@ -1323,30 +1378,28 @@ static void sx_disable_tx_interrupts (void * ptr)
|
|
|
func_exit();
|
|
|
}
|
|
|
|
|
|
-
|
|
|
-static void sx_enable_tx_interrupts (void * ptr)
|
|
|
+static void sx_enable_tx_interrupts(void *ptr)
|
|
|
{
|
|
|
- struct sx_port *port = ptr;
|
|
|
+ struct sx_port *port = ptr;
|
|
|
int data_in_buffer;
|
|
|
func_enter2();
|
|
|
|
|
|
/* First transmit the characters that we're supposed to */
|
|
|
- sx_transmit_chars (port);
|
|
|
+ sx_transmit_chars(port);
|
|
|
|
|
|
/* The sx card will never interrupt us if we don't fill the buffer
|
|
|
past 25%. So we keep considering interrupts off if that's the case. */
|
|
|
- data_in_buffer = (sx_read_channel_byte (port, hi_txipos) -
|
|
|
- sx_read_channel_byte (port, hi_txopos)) & 0xff;
|
|
|
+ data_in_buffer = (sx_read_channel_byte(port, hi_txipos) -
|
|
|
+ sx_read_channel_byte(port, hi_txopos)) & 0xff;
|
|
|
|
|
|
/* XXX Must be "HIGH_WATER" for SI card according to doc. */
|
|
|
- if (data_in_buffer < LOW_WATER)
|
|
|
+ if (data_in_buffer < LOW_WATER)
|
|
|
port->gs.flags &= ~GS_TX_INTEN;
|
|
|
|
|
|
func_exit();
|
|
|
}
|
|
|
|
|
|
-
|
|
|
-static void sx_disable_rx_interrupts (void * ptr)
|
|
|
+static void sx_disable_rx_interrupts(void *ptr)
|
|
|
{
|
|
|
/* struct sx_port *port = ptr; */
|
|
|
func_enter();
|
|
@@ -1354,7 +1407,7 @@ static void sx_disable_rx_interrupts (void * ptr)
|
|
|
func_exit();
|
|
|
}
|
|
|
|
|
|
-static void sx_enable_rx_interrupts (void * ptr)
|
|
|
+static void sx_enable_rx_interrupts(void *ptr)
|
|
|
{
|
|
|
/* struct sx_port *port = ptr; */
|
|
|
func_enter();
|
|
@@ -1362,55 +1415,48 @@ static void sx_enable_rx_interrupts (void * ptr)
|
|
|
func_exit();
|
|
|
}
|
|
|
|
|
|
-
|
|
|
/* Jeez. Isn't this simple? */
|
|
|
-static int sx_get_CD (void * ptr)
|
|
|
+static int sx_get_CD(void *ptr)
|
|
|
{
|
|
|
struct sx_port *port = ptr;
|
|
|
func_enter2();
|
|
|
|
|
|
func_exit();
|
|
|
- return ((sx_read_channel_byte (port, hi_ip) & IP_DCD) != 0);
|
|
|
+ return ((sx_read_channel_byte(port, hi_ip) & IP_DCD) != 0);
|
|
|
}
|
|
|
|
|
|
-
|
|
|
/* Jeez. Isn't this simple? */
|
|
|
-static int sx_chars_in_buffer (void * ptr)
|
|
|
+static int sx_chars_in_buffer(void *ptr)
|
|
|
{
|
|
|
struct sx_port *port = ptr;
|
|
|
func_enter2();
|
|
|
|
|
|
func_exit();
|
|
|
- return ((sx_read_channel_byte (port, hi_txipos) -
|
|
|
- sx_read_channel_byte (port, hi_txopos)) & 0xff);
|
|
|
+ return ((sx_read_channel_byte(port, hi_txipos) -
|
|
|
+ sx_read_channel_byte(port, hi_txopos)) & 0xff);
|
|
|
}
|
|
|
|
|
|
-
|
|
|
-static void sx_shutdown_port (void * ptr)
|
|
|
+static void sx_shutdown_port(void *ptr)
|
|
|
{
|
|
|
- struct sx_port *port = ptr;
|
|
|
+ struct sx_port *port = ptr;
|
|
|
|
|
|
func_enter();
|
|
|
|
|
|
- port->gs.flags &= ~ GS_ACTIVE;
|
|
|
+ port->gs.flags &= ~GS_ACTIVE;
|
|
|
if (port->gs.tty && (port->gs.tty->termios->c_cflag & HUPCL)) {
|
|
|
- sx_setsignals (port, 0, 0);
|
|
|
+ sx_setsignals(port, 0, 0);
|
|
|
sx_reconfigure_port(port);
|
|
|
}
|
|
|
|
|
|
func_exit();
|
|
|
}
|
|
|
|
|
|
-
|
|
|
-
|
|
|
-
|
|
|
-
|
|
|
/* ********************************************************************** *
|
|
|
* Here are the routines that actually *
|
|
|
* interface with the rest of the system *
|
|
|
* ********************************************************************** */
|
|
|
|
|
|
-static int sx_open (struct tty_struct * tty, struct file * filp)
|
|
|
+static int sx_open(struct tty_struct *tty, struct file *filp)
|
|
|
{
|
|
|
struct sx_port *port;
|
|
|
int retval, line;
|
|
@@ -1423,18 +1469,18 @@ static int sx_open (struct tty_struct * tty, struct file * filp)
|
|
|
}
|
|
|
|
|
|
line = tty->index;
|
|
|
- sx_dprintk (SX_DEBUG_OPEN, "%d: opening line %d. tty=%p ctty=%p, np=%d)\n",
|
|
|
- current->pid, line, tty, current->signal->tty, sx_nports);
|
|
|
+ sx_dprintk(SX_DEBUG_OPEN, "%d: opening line %d. tty=%p ctty=%p, "
|
|
|
+ "np=%d)\n", current->pid, line, tty,
|
|
|
+ current->signal->tty, sx_nports);
|
|
|
|
|
|
if ((line < 0) || (line >= SX_NPORTS) || (line >= sx_nports))
|
|
|
return -ENODEV;
|
|
|
|
|
|
- port = & sx_ports[line];
|
|
|
+ port = &sx_ports[line];
|
|
|
port->c_dcd = 0; /* Make sure that the first interrupt doesn't detect a
|
|
|
- 1 -> 0 transition. */
|
|
|
-
|
|
|
+ 1 -> 0 transition. */
|
|
|
|
|
|
- sx_dprintk (SX_DEBUG_OPEN, "port = %p c_dcd = %d\n", port, port->c_dcd);
|
|
|
+ sx_dprintk(SX_DEBUG_OPEN, "port = %p c_dcd = %d\n", port, port->c_dcd);
|
|
|
|
|
|
spin_lock_irqsave(&port->gs.driver_lock, flags);
|
|
|
|
|
@@ -1443,13 +1489,13 @@ static int sx_open (struct tty_struct * tty, struct file * filp)
|
|
|
port->gs.count++;
|
|
|
spin_unlock_irqrestore(&port->gs.driver_lock, flags);
|
|
|
|
|
|
- sx_dprintk (SX_DEBUG_OPEN, "starting port\n");
|
|
|
+ sx_dprintk(SX_DEBUG_OPEN, "starting port\n");
|
|
|
|
|
|
/*
|
|
|
* Start up serial port
|
|
|
*/
|
|
|
retval = gs_init_port(&port->gs);
|
|
|
- sx_dprintk (SX_DEBUG_OPEN, "done gs_init\n");
|
|
|
+ sx_dprintk(SX_DEBUG_OPEN, "done gs_init\n");
|
|
|
if (retval) {
|
|
|
port->gs.count--;
|
|
|
return retval;
|
|
@@ -1457,19 +1503,20 @@ static int sx_open (struct tty_struct * tty, struct file * filp)
|
|
|
|
|
|
port->gs.flags |= GS_ACTIVE;
|
|
|
if (port->gs.count <= 1)
|
|
|
- sx_setsignals (port, 1,1);
|
|
|
+ sx_setsignals(port, 1, 1);
|
|
|
|
|
|
#if 0
|
|
|
if (sx_debug & SX_DEBUG_OPEN)
|
|
|
- my_hd (port, sizeof (*port));
|
|
|
+ my_hd(port, sizeof(*port));
|
|
|
#else
|
|
|
if (sx_debug & SX_DEBUG_OPEN)
|
|
|
- my_hd_io (port->board->base + port->ch_base, sizeof (*port));
|
|
|
+ my_hd_io(port->board->base + port->ch_base, sizeof(*port));
|
|
|
#endif
|
|
|
|
|
|
if (port->gs.count <= 1) {
|
|
|
- if (sx_send_command (port, HS_LOPEN, -1, HS_IDLE_OPEN) != 1) {
|
|
|
- printk (KERN_ERR "sx: Card didn't respond to LOPEN command.\n");
|
|
|
+ if (sx_send_command(port, HS_LOPEN, -1, HS_IDLE_OPEN) != 1) {
|
|
|
+ printk(KERN_ERR "sx: Card didn't respond to LOPEN "
|
|
|
+ "command.\n");
|
|
|
spin_lock_irqsave(&port->gs.driver_lock, flags);
|
|
|
port->gs.count--;
|
|
|
spin_unlock_irqrestore(&port->gs.driver_lock, flags);
|
|
@@ -1478,75 +1525,76 @@ static int sx_open (struct tty_struct * tty, struct file * filp)
|
|
|
}
|
|
|
|
|
|
retval = gs_block_til_ready(port, filp);
|
|
|
- sx_dprintk (SX_DEBUG_OPEN, "Block til ready returned %d. Count=%d\n",
|
|
|
- retval, port->gs.count);
|
|
|
+ sx_dprintk(SX_DEBUG_OPEN, "Block til ready returned %d. Count=%d\n",
|
|
|
+ retval, port->gs.count);
|
|
|
|
|
|
if (retval) {
|
|
|
- /*
|
|
|
- * Don't lower gs.count here because sx_close() will be called later
|
|
|
- */
|
|
|
+/*
|
|
|
+ * Don't lower gs.count here because sx_close() will be called later
|
|
|
+ */
|
|
|
|
|
|
return retval;
|
|
|
}
|
|
|
/* tty->low_latency = 1; */
|
|
|
|
|
|
- port->c_dcd = sx_get_CD (port);
|
|
|
- sx_dprintk (SX_DEBUG_OPEN, "at open: cd=%d\n", port->c_dcd);
|
|
|
+ port->c_dcd = sx_get_CD(port);
|
|
|
+ sx_dprintk(SX_DEBUG_OPEN, "at open: cd=%d\n", port->c_dcd);
|
|
|
|
|
|
func_exit();
|
|
|
return 0;
|
|
|
|
|
|
}
|
|
|
|
|
|
-
|
|
|
-static void sx_close (void *ptr)
|
|
|
+static void sx_close(void *ptr)
|
|
|
{
|
|
|
- struct sx_port *port = ptr;
|
|
|
+ struct sx_port *port = ptr;
|
|
|
/* Give the port 5 seconds to close down. */
|
|
|
- int to = 5 * HZ;
|
|
|
+ int to = 5 * HZ;
|
|
|
|
|
|
- func_enter ();
|
|
|
+ func_enter();
|
|
|
|
|
|
- sx_setsignals (port, 0, 0);
|
|
|
- sx_reconfigure_port(port);
|
|
|
- sx_send_command (port, HS_CLOSE, 0, 0);
|
|
|
+ sx_setsignals(port, 0, 0);
|
|
|
+ sx_reconfigure_port(port);
|
|
|
+ sx_send_command(port, HS_CLOSE, 0, 0);
|
|
|
|
|
|
- while (to-- && (sx_read_channel_byte (port, hi_hstat) != HS_IDLE_CLOSED))
|
|
|
+ while (to-- && (sx_read_channel_byte(port, hi_hstat) != HS_IDLE_CLOSED))
|
|
|
if (msleep_interruptible(10))
|
|
|
break;
|
|
|
- if (sx_read_channel_byte (port, hi_hstat) != HS_IDLE_CLOSED) {
|
|
|
- if (sx_send_command (port, HS_FORCE_CLOSED, -1, HS_IDLE_CLOSED) != 1) {
|
|
|
- printk (KERN_ERR
|
|
|
- "sx: sent the force_close command, but card didn't react\n");
|
|
|
+ if (sx_read_channel_byte(port, hi_hstat) != HS_IDLE_CLOSED) {
|
|
|
+ if (sx_send_command(port, HS_FORCE_CLOSED, -1, HS_IDLE_CLOSED)
|
|
|
+ != 1) {
|
|
|
+ printk(KERN_ERR "sx: sent the force_close command, but "
|
|
|
+ "card didn't react\n");
|
|
|
} else
|
|
|
- sx_dprintk (SX_DEBUG_CLOSE, "sent the force_close command.\n");
|
|
|
+ sx_dprintk(SX_DEBUG_CLOSE, "sent the force_close "
|
|
|
+ "command.\n");
|
|
|
}
|
|
|
|
|
|
- sx_dprintk (SX_DEBUG_CLOSE, "waited %d jiffies for close. count=%d\n",
|
|
|
- 5 * HZ - to - 1, port->gs.count);
|
|
|
+ sx_dprintk(SX_DEBUG_CLOSE, "waited %d jiffies for close. count=%d\n",
|
|
|
+ 5 * HZ - to - 1, port->gs.count);
|
|
|
|
|
|
- if(port->gs.count) {
|
|
|
- sx_dprintk(SX_DEBUG_CLOSE, "WARNING port count:%d\n", port->gs.count);
|
|
|
- //printk ("%s SETTING port count to zero: %p count: %d\n", __FUNCTION__, port, port->gs.count);
|
|
|
- //port->gs.count = 0;
|
|
|
+ if (port->gs.count) {
|
|
|
+ sx_dprintk(SX_DEBUG_CLOSE, "WARNING port count:%d\n",
|
|
|
+ port->gs.count);
|
|
|
+ /*printk("%s SETTING port count to zero: %p count: %d\n",
|
|
|
+ __FUNCTION__, port, port->gs.count);
|
|
|
+ port->gs.count = 0;*/
|
|
|
}
|
|
|
|
|
|
- func_exit ();
|
|
|
+ func_exit();
|
|
|
}
|
|
|
|
|
|
-
|
|
|
-
|
|
|
/* This is relatively thorough. But then again it is only 20 lines. */
|
|
|
-#define MARCHUP for (i=min;i<max;i++)
|
|
|
-#define MARCHDOWN for (i=max-1;i>=min;i--)
|
|
|
-#define W0 write_sx_byte (board, i, 0x55)
|
|
|
-#define W1 write_sx_byte (board, i, 0xaa)
|
|
|
-#define R0 if (read_sx_byte (board, i) != 0x55) return 1
|
|
|
-#define R1 if (read_sx_byte (board, i) != 0xaa) return 1
|
|
|
+#define MARCHUP for (i = min; i < max; i++)
|
|
|
+#define MARCHDOWN for (i = max - 1; i >= min; i--)
|
|
|
+#define W0 write_sx_byte(board, i, 0x55)
|
|
|
+#define W1 write_sx_byte(board, i, 0xaa)
|
|
|
+#define R0 if (read_sx_byte(board, i) != 0x55) return 1
|
|
|
+#define R1 if (read_sx_byte(board, i) != 0xaa) return 1
|
|
|
|
|
|
/* This memtest takes a human-noticable time. You normally only do it
|
|
|
once a boot, so I guess that it is worth it. */
|
|
|
-static int do_memtest (struct sx_board *board, int min, int max)
|
|
|
+static int do_memtest(struct sx_board *board, int min, int max)
|
|
|
{
|
|
|
int i;
|
|
|
|
|
@@ -1555,16 +1603,37 @@ static int do_memtest (struct sx_board *board, int min, int max)
|
|
|
intermittent errors. -- REW
|
|
|
(For the theory behind memory testing see:
|
|
|
Testing Semiconductor Memories by A.J. van de Goor.) */
|
|
|
- MARCHUP {W0;}
|
|
|
- MARCHUP {R0;W1;R1;W0;R0;W1;}
|
|
|
- MARCHUP {R1;W0;W1;}
|
|
|
- MARCHDOWN {R1;W0;W1;W0;}
|
|
|
- MARCHDOWN {R0;W1;W0;}
|
|
|
+ MARCHUP {
|
|
|
+ W0;
|
|
|
+ }
|
|
|
+ MARCHUP {
|
|
|
+ R0;
|
|
|
+ W1;
|
|
|
+ R1;
|
|
|
+ W0;
|
|
|
+ R0;
|
|
|
+ W1;
|
|
|
+ }
|
|
|
+ MARCHUP {
|
|
|
+ R1;
|
|
|
+ W0;
|
|
|
+ W1;
|
|
|
+ }
|
|
|
+ MARCHDOWN {
|
|
|
+ R1;
|
|
|
+ W0;
|
|
|
+ W1;
|
|
|
+ W0;
|
|
|
+ }
|
|
|
+ MARCHDOWN {
|
|
|
+ R0;
|
|
|
+ W1;
|
|
|
+ W0;
|
|
|
+ }
|
|
|
|
|
|
return 0;
|
|
|
}
|
|
|
|
|
|
-
|
|
|
#undef MARCHUP
|
|
|
#undef MARCHDOWN
|
|
|
#undef W0
|
|
@@ -1572,33 +1641,54 @@ static int do_memtest (struct sx_board *board, int min, int max)
|
|
|
#undef R0
|
|
|
#undef R1
|
|
|
|
|
|
-#define MARCHUP for (i=min;i<max;i+=2)
|
|
|
-#define MARCHDOWN for (i=max-1;i>=min;i-=2)
|
|
|
-#define W0 write_sx_word (board, i, 0x55aa)
|
|
|
-#define W1 write_sx_word (board, i, 0xaa55)
|
|
|
-#define R0 if (read_sx_word (board, i) != 0x55aa) return 1
|
|
|
-#define R1 if (read_sx_word (board, i) != 0xaa55) return 1
|
|
|
+#define MARCHUP for (i = min; i < max; i += 2)
|
|
|
+#define MARCHDOWN for (i = max - 1; i >= min; i -= 2)
|
|
|
+#define W0 write_sx_word(board, i, 0x55aa)
|
|
|
+#define W1 write_sx_word(board, i, 0xaa55)
|
|
|
+#define R0 if (read_sx_word(board, i) != 0x55aa) return 1
|
|
|
+#define R1 if (read_sx_word(board, i) != 0xaa55) return 1
|
|
|
|
|
|
#if 0
|
|
|
/* This memtest takes a human-noticable time. You normally only do it
|
|
|
once a boot, so I guess that it is worth it. */
|
|
|
-static int do_memtest_w (struct sx_board *board, int min, int max)
|
|
|
+static int do_memtest_w(struct sx_board *board, int min, int max)
|
|
|
{
|
|
|
int i;
|
|
|
|
|
|
- MARCHUP {W0;}
|
|
|
- MARCHUP {R0;W1;R1;W0;R0;W1;}
|
|
|
- MARCHUP {R1;W0;W1;}
|
|
|
- MARCHDOWN {R1;W0;W1;W0;}
|
|
|
- MARCHDOWN {R0;W1;W0;}
|
|
|
+ MARCHUP {
|
|
|
+ W0;
|
|
|
+ }
|
|
|
+ MARCHUP {
|
|
|
+ R0;
|
|
|
+ W1;
|
|
|
+ R1;
|
|
|
+ W0;
|
|
|
+ R0;
|
|
|
+ W1;
|
|
|
+ }
|
|
|
+ MARCHUP {
|
|
|
+ R1;
|
|
|
+ W0;
|
|
|
+ W1;
|
|
|
+ }
|
|
|
+ MARCHDOWN {
|
|
|
+ R1;
|
|
|
+ W0;
|
|
|
+ W1;
|
|
|
+ W0;
|
|
|
+ }
|
|
|
+ MARCHDOWN {
|
|
|
+ R0;
|
|
|
+ W1;
|
|
|
+ W0;
|
|
|
+ }
|
|
|
|
|
|
return 0;
|
|
|
}
|
|
|
#endif
|
|
|
|
|
|
-
|
|
|
-static int sx_fw_ioctl (struct inode *inode, struct file *filp,
|
|
|
- unsigned int cmd, unsigned long arg)
|
|
|
+static int sx_fw_ioctl(struct inode *inode, struct file *filp,
|
|
|
+ unsigned int cmd, unsigned long arg)
|
|
|
{
|
|
|
int rc = 0;
|
|
|
int __user *descr = (int __user *)arg;
|
|
@@ -1610,7 +1700,7 @@ static int sx_fw_ioctl (struct inode *inode, struct file *filp,
|
|
|
|
|
|
func_enter();
|
|
|
|
|
|
-#if 0
|
|
|
+#if 0
|
|
|
/* Removed superuser check: Sysops can use the permissions on the device
|
|
|
file to restrict access. Recommendation: Root only. (root.root 600) */
|
|
|
if (!capable(CAP_SYS_ADMIN)) {
|
|
@@ -1618,103 +1708,115 @@ static int sx_fw_ioctl (struct inode *inode, struct file *filp,
|
|
|
}
|
|
|
#endif
|
|
|
|
|
|
- sx_dprintk (SX_DEBUG_FIRMWARE, "IOCTL %x: %lx\n", cmd, arg);
|
|
|
+ sx_dprintk(SX_DEBUG_FIRMWARE, "IOCTL %x: %lx\n", cmd, arg);
|
|
|
|
|
|
- if (!board) board = &boards[0];
|
|
|
+ if (!board)
|
|
|
+ board = &boards[0];
|
|
|
if (board->flags & SX_BOARD_PRESENT) {
|
|
|
- sx_dprintk (SX_DEBUG_FIRMWARE, "Board present! (%x)\n",
|
|
|
- board->flags);
|
|
|
+ sx_dprintk(SX_DEBUG_FIRMWARE, "Board present! (%x)\n",
|
|
|
+ board->flags);
|
|
|
} else {
|
|
|
- sx_dprintk (SX_DEBUG_FIRMWARE, "Board not present! (%x) all:",
|
|
|
- board->flags);
|
|
|
- for (i=0;i< SX_NBOARDS;i++)
|
|
|
- sx_dprintk (SX_DEBUG_FIRMWARE, "<%x> ", boards[i].flags);
|
|
|
- sx_dprintk (SX_DEBUG_FIRMWARE, "\n");
|
|
|
+ sx_dprintk(SX_DEBUG_FIRMWARE, "Board not present! (%x) all:",
|
|
|
+ board->flags);
|
|
|
+ for (i = 0; i < SX_NBOARDS; i++)
|
|
|
+ sx_dprintk(SX_DEBUG_FIRMWARE, "<%x> ", boards[i].flags);
|
|
|
+ sx_dprintk(SX_DEBUG_FIRMWARE, "\n");
|
|
|
return -EIO;
|
|
|
}
|
|
|
|
|
|
switch (cmd) {
|
|
|
case SXIO_SET_BOARD:
|
|
|
- sx_dprintk (SX_DEBUG_FIRMWARE, "set board to %ld\n", arg);
|
|
|
- if (arg >= SX_NBOARDS) return -EIO;
|
|
|
- sx_dprintk (SX_DEBUG_FIRMWARE, "not out of range\n");
|
|
|
- if (!(boards[arg].flags & SX_BOARD_PRESENT)) return -EIO;
|
|
|
- sx_dprintk (SX_DEBUG_FIRMWARE, ".. and present!\n");
|
|
|
+ sx_dprintk(SX_DEBUG_FIRMWARE, "set board to %ld\n", arg);
|
|
|
+ if (arg >= SX_NBOARDS)
|
|
|
+ return -EIO;
|
|
|
+ sx_dprintk(SX_DEBUG_FIRMWARE, "not out of range\n");
|
|
|
+ if (!(boards[arg].flags & SX_BOARD_PRESENT))
|
|
|
+ return -EIO;
|
|
|
+ sx_dprintk(SX_DEBUG_FIRMWARE, ".. and present!\n");
|
|
|
board = &boards[arg];
|
|
|
break;
|
|
|
case SXIO_GET_TYPE:
|
|
|
- rc = -ENOENT; /* If we manage to miss one, return error. */
|
|
|
- if (IS_SX_BOARD (board)) rc = SX_TYPE_SX;
|
|
|
- if (IS_CF_BOARD (board)) rc = SX_TYPE_CF;
|
|
|
- if (IS_SI_BOARD (board)) rc = SX_TYPE_SI;
|
|
|
- if (IS_SI1_BOARD (board)) rc = SX_TYPE_SI;
|
|
|
- if (IS_EISA_BOARD (board)) rc = SX_TYPE_SI;
|
|
|
- sx_dprintk (SX_DEBUG_FIRMWARE, "returning type= %d\n", rc);
|
|
|
+ rc = -ENOENT; /* If we manage to miss one, return error. */
|
|
|
+ if (IS_SX_BOARD(board))
|
|
|
+ rc = SX_TYPE_SX;
|
|
|
+ if (IS_CF_BOARD(board))
|
|
|
+ rc = SX_TYPE_CF;
|
|
|
+ if (IS_SI_BOARD(board))
|
|
|
+ rc = SX_TYPE_SI;
|
|
|
+ if (IS_SI1_BOARD(board))
|
|
|
+ rc = SX_TYPE_SI;
|
|
|
+ if (IS_EISA_BOARD(board))
|
|
|
+ rc = SX_TYPE_SI;
|
|
|
+ sx_dprintk(SX_DEBUG_FIRMWARE, "returning type= %d\n", rc);
|
|
|
break;
|
|
|
case SXIO_DO_RAMTEST:
|
|
|
- if (sx_initialized) /* Already initialized: better not ramtest the board. */
|
|
|
+ if (sx_initialized) /* Already initialized: better not ramtest the board. */
|
|
|
return -EPERM;
|
|
|
- if (IS_SX_BOARD (board)) {
|
|
|
- rc = do_memtest (board, 0, 0x7000);
|
|
|
- if (!rc) rc = do_memtest (board, 0, 0x7000);
|
|
|
- /*if (!rc) rc = do_memtest_w (board, 0, 0x7000);*/
|
|
|
+ if (IS_SX_BOARD(board)) {
|
|
|
+ rc = do_memtest(board, 0, 0x7000);
|
|
|
+ if (!rc)
|
|
|
+ rc = do_memtest(board, 0, 0x7000);
|
|
|
+ /*if (!rc) rc = do_memtest_w (board, 0, 0x7000); */
|
|
|
} else {
|
|
|
- rc = do_memtest (board, 0, 0x7ff8);
|
|
|
+ rc = do_memtest(board, 0, 0x7ff8);
|
|
|
/* if (!rc) rc = do_memtest_w (board, 0, 0x7ff8); */
|
|
|
}
|
|
|
- sx_dprintk (SX_DEBUG_FIRMWARE, "returning memtest result= %d\n", rc);
|
|
|
+ sx_dprintk(SX_DEBUG_FIRMWARE, "returning memtest result= %d\n",
|
|
|
+ rc);
|
|
|
break;
|
|
|
case SXIO_DOWNLOAD:
|
|
|
- if (sx_initialized) /* Already initialized */
|
|
|
+ if (sx_initialized) /* Already initialized */
|
|
|
return -EEXIST;
|
|
|
- if (!sx_reset (board))
|
|
|
+ if (!sx_reset(board))
|
|
|
return -EIO;
|
|
|
- sx_dprintk (SX_DEBUG_INIT, "reset the board...\n");
|
|
|
-
|
|
|
- tmp = kmalloc (SX_CHUNK_SIZE, GFP_USER);
|
|
|
- if (!tmp) return -ENOMEM;
|
|
|
- get_user (nbytes, descr++);
|
|
|
- get_user (offset, descr++);
|
|
|
- get_user (data, descr++);
|
|
|
+ sx_dprintk(SX_DEBUG_INIT, "reset the board...\n");
|
|
|
+
|
|
|
+ tmp = kmalloc(SX_CHUNK_SIZE, GFP_USER);
|
|
|
+ if (!tmp)
|
|
|
+ return -ENOMEM;
|
|
|
+ get_user(nbytes, descr++);
|
|
|
+ get_user(offset, descr++);
|
|
|
+ get_user(data, descr++);
|
|
|
while (nbytes && data) {
|
|
|
- for (i=0;i<nbytes;i += SX_CHUNK_SIZE) {
|
|
|
- if (copy_from_user(tmp, (char __user *)data+i,
|
|
|
- (i + SX_CHUNK_SIZE >
|
|
|
- nbytes) ? nbytes - i :
|
|
|
- SX_CHUNK_SIZE)) {
|
|
|
- kfree (tmp);
|
|
|
+ for (i = 0; i < nbytes; i += SX_CHUNK_SIZE) {
|
|
|
+ if (copy_from_user(tmp, (char __user *)data + i,
|
|
|
+ (i + SX_CHUNK_SIZE > nbytes) ?
|
|
|
+ nbytes - i : SX_CHUNK_SIZE)) {
|
|
|
+ kfree(tmp);
|
|
|
return -EFAULT;
|
|
|
}
|
|
|
- memcpy_toio(board->base2 + offset + i, tmp,
|
|
|
- (i+SX_CHUNK_SIZE>nbytes)?nbytes-i:SX_CHUNK_SIZE);
|
|
|
+ memcpy_toio(board->base2 + offset + i, tmp,
|
|
|
+ (i + SX_CHUNK_SIZE > nbytes) ?
|
|
|
+ nbytes - i : SX_CHUNK_SIZE);
|
|
|
}
|
|
|
|
|
|
- get_user (nbytes, descr++);
|
|
|
- get_user (offset, descr++);
|
|
|
- get_user (data, descr++);
|
|
|
+ get_user(nbytes, descr++);
|
|
|
+ get_user(offset, descr++);
|
|
|
+ get_user(data, descr++);
|
|
|
}
|
|
|
- kfree (tmp);
|
|
|
- sx_nports += sx_init_board (board);
|
|
|
+ kfree(tmp);
|
|
|
+ sx_nports += sx_init_board(board);
|
|
|
rc = sx_nports;
|
|
|
break;
|
|
|
case SXIO_INIT:
|
|
|
- if (sx_initialized) /* Already initialized */
|
|
|
+ if (sx_initialized) /* Already initialized */
|
|
|
return -EEXIST;
|
|
|
/* This is not allowed until all boards are initialized... */
|
|
|
- for (i=0;i<SX_NBOARDS;i++) {
|
|
|
- if ( (boards[i].flags & SX_BOARD_PRESENT) &&
|
|
|
- !(boards[i].flags & SX_BOARD_INITIALIZED))
|
|
|
+ for (i = 0; i < SX_NBOARDS; i++) {
|
|
|
+ if ((boards[i].flags & SX_BOARD_PRESENT) &&
|
|
|
+ !(boards[i].flags & SX_BOARD_INITIALIZED))
|
|
|
return -EIO;
|
|
|
}
|
|
|
- for (i=0;i<SX_NBOARDS;i++)
|
|
|
- if (!(boards[i].flags & SX_BOARD_PRESENT)) break;
|
|
|
-
|
|
|
- sx_dprintk (SX_DEBUG_FIRMWARE, "initing portstructs, %d boards, "
|
|
|
- "%d channels, first board: %d ports\n",
|
|
|
- i, sx_nports, boards[0].nports);
|
|
|
- rc = sx_init_portstructs (i, sx_nports);
|
|
|
- sx_init_drivers ();
|
|
|
- if (rc >= 0)
|
|
|
+ for (i = 0; i < SX_NBOARDS; i++)
|
|
|
+ if (!(boards[i].flags & SX_BOARD_PRESENT))
|
|
|
+ break;
|
|
|
+
|
|
|
+ sx_dprintk(SX_DEBUG_FIRMWARE, "initing portstructs, %d boards, "
|
|
|
+ "%d channels, first board: %d ports\n",
|
|
|
+ i, sx_nports, boards[0].nports);
|
|
|
+ rc = sx_init_portstructs(i, sx_nports);
|
|
|
+ sx_init_drivers();
|
|
|
+ if (rc >= 0)
|
|
|
sx_initialized++;
|
|
|
break;
|
|
|
case SXIO_SETDEBUG:
|
|
@@ -1731,32 +1833,32 @@ static int sx_fw_ioctl (struct inode *inode, struct file *filp,
|
|
|
rc = sx_nports;
|
|
|
break;
|
|
|
default:
|
|
|
- printk (KERN_WARNING "Unknown ioctl on firmware device (%x).\n", cmd);
|
|
|
+ printk(KERN_WARNING "Unknown ioctl on firmware device (%x).\n",
|
|
|
+ cmd);
|
|
|
break;
|
|
|
}
|
|
|
- func_exit ();
|
|
|
+ func_exit();
|
|
|
return rc;
|
|
|
}
|
|
|
|
|
|
-
|
|
|
-static void sx_break (struct tty_struct * tty, int flag)
|
|
|
+static void sx_break(struct tty_struct *tty, int flag)
|
|
|
{
|
|
|
struct sx_port *port = tty->driver_data;
|
|
|
int rv;
|
|
|
|
|
|
- func_enter ();
|
|
|
+ func_enter();
|
|
|
|
|
|
- if (flag)
|
|
|
- rv = sx_send_command (port, HS_START, -1, HS_IDLE_BREAK);
|
|
|
- else
|
|
|
- rv = sx_send_command (port, HS_STOP, -1, HS_IDLE_OPEN);
|
|
|
- if (rv != 1) printk (KERN_ERR "sx: couldn't send break (%x).\n",
|
|
|
- read_sx_byte (port->board, CHAN_OFFSET (port, hi_hstat)));
|
|
|
+ if (flag)
|
|
|
+ rv = sx_send_command(port, HS_START, -1, HS_IDLE_BREAK);
|
|
|
+ else
|
|
|
+ rv = sx_send_command(port, HS_STOP, -1, HS_IDLE_OPEN);
|
|
|
+ if (rv != 1)
|
|
|
+ printk(KERN_ERR "sx: couldn't send break (%x).\n",
|
|
|
+ read_sx_byte(port->board, CHAN_OFFSET(port, hi_hstat)));
|
|
|
|
|
|
- func_exit ();
|
|
|
+ func_exit();
|
|
|
}
|
|
|
|
|
|
-
|
|
|
static int sx_tiocmget(struct tty_struct *tty, struct file *file)
|
|
|
{
|
|
|
struct sx_port *port = tty->driver_data;
|
|
@@ -1764,7 +1866,7 @@ static int sx_tiocmget(struct tty_struct *tty, struct file *file)
|
|
|
}
|
|
|
|
|
|
static int sx_tiocmset(struct tty_struct *tty, struct file *file,
|
|
|
- unsigned int set, unsigned int clear)
|
|
|
+ unsigned int set, unsigned int clear)
|
|
|
{
|
|
|
struct sx_port *port = tty->driver_data;
|
|
|
int rts = -1, dtr = -1;
|
|
@@ -1783,8 +1885,8 @@ static int sx_tiocmset(struct tty_struct *tty, struct file *file,
|
|
|
return 0;
|
|
|
}
|
|
|
|
|
|
-static int sx_ioctl (struct tty_struct * tty, struct file * filp,
|
|
|
- unsigned int cmd, unsigned long arg)
|
|
|
+static int sx_ioctl(struct tty_struct *tty, struct file *filp,
|
|
|
+ unsigned int cmd, unsigned long arg)
|
|
|
{
|
|
|
int rc;
|
|
|
struct sx_port *port = tty->driver_data;
|
|
@@ -1797,10 +1899,10 @@ static int sx_ioctl (struct tty_struct * tty, struct file * filp,
|
|
|
switch (cmd) {
|
|
|
case TIOCGSOFTCAR:
|
|
|
rc = put_user(((tty->termios->c_cflag & CLOCAL) ? 1 : 0),
|
|
|
- (unsigned __user *) argp);
|
|
|
+ (unsigned __user *)argp);
|
|
|
break;
|
|
|
case TIOCSSOFTCAR:
|
|
|
- if ((rc = get_user(ival, (unsigned __user *) argp)) == 0) {
|
|
|
+ if ((rc = get_user(ival, (unsigned __user *)argp)) == 0) {
|
|
|
tty->termios->c_cflag =
|
|
|
(tty->termios->c_cflag & ~CLOCAL) |
|
|
|
(ival ? CLOCAL : 0);
|
|
@@ -1821,7 +1923,6 @@ static int sx_ioctl (struct tty_struct * tty, struct file * filp,
|
|
|
return rc;
|
|
|
}
|
|
|
|
|
|
-
|
|
|
/* The throttle/unthrottle scheme for the Specialix card is different
|
|
|
* from other drivers and deserves some explanation.
|
|
|
* The Specialix hardware takes care of XON/XOFF
|
|
@@ -1838,7 +1939,7 @@ static int sx_ioctl (struct tty_struct * tty, struct file * filp,
|
|
|
* flow control scheme is in use for that port. -- Simon Allen
|
|
|
*/
|
|
|
|
|
|
-static void sx_throttle (struct tty_struct * tty)
|
|
|
+static void sx_throttle(struct tty_struct *tty)
|
|
|
{
|
|
|
struct sx_port *port = (struct sx_port *)tty->driver_data;
|
|
|
|
|
@@ -1846,14 +1947,13 @@ static void sx_throttle (struct tty_struct * tty)
|
|
|
/* If the port is using any type of input flow
|
|
|
* control then throttle the port.
|
|
|
*/
|
|
|
- if((tty->termios->c_cflag & CRTSCTS) || (I_IXOFF(tty)) ) {
|
|
|
+ if ((tty->termios->c_cflag & CRTSCTS) || (I_IXOFF(tty))) {
|
|
|
port->gs.flags |= SX_RX_THROTTLE;
|
|
|
}
|
|
|
func_exit();
|
|
|
}
|
|
|
|
|
|
-
|
|
|
-static void sx_unthrottle (struct tty_struct * tty)
|
|
|
+static void sx_unthrottle(struct tty_struct *tty)
|
|
|
{
|
|
|
struct sx_port *port = (struct sx_port *)tty->driver_data;
|
|
|
|
|
@@ -1867,15 +1967,11 @@ static void sx_unthrottle (struct tty_struct * tty)
|
|
|
return;
|
|
|
}
|
|
|
|
|
|
-
|
|
|
/* ********************************************************************** *
|
|
|
* Here are the initialization routines. *
|
|
|
* ********************************************************************** */
|
|
|
|
|
|
-
|
|
|
-
|
|
|
-
|
|
|
-static int sx_init_board (struct sx_board *board)
|
|
|
+static int sx_init_board(struct sx_board *board)
|
|
|
{
|
|
|
int addr;
|
|
|
int chans;
|
|
@@ -1887,36 +1983,38 @@ static int sx_init_board (struct sx_board *board)
|
|
|
|
|
|
board->flags |= SX_BOARD_INITIALIZED;
|
|
|
|
|
|
- if (read_sx_byte (board, 0))
|
|
|
+ if (read_sx_byte(board, 0))
|
|
|
/* CF boards may need this. */
|
|
|
- write_sx_byte(board,0, 0);
|
|
|
+ write_sx_byte(board, 0, 0);
|
|
|
|
|
|
/* This resets the processor again, to make sure it didn't do any
|
|
|
foolish things while we were downloading the image */
|
|
|
- if (!sx_reset (board))
|
|
|
+ if (!sx_reset(board))
|
|
|
return 0;
|
|
|
|
|
|
- sx_start_board (board);
|
|
|
- udelay (10);
|
|
|
- if (!sx_busy_wait_neq (board, 0, 0xff, 0)) {
|
|
|
- printk (KERN_ERR "sx: Ooops. Board won't initialize.\n");
|
|
|
+ sx_start_board(board);
|
|
|
+ udelay(10);
|
|
|
+ if (!sx_busy_wait_neq(board, 0, 0xff, 0)) {
|
|
|
+ printk(KERN_ERR "sx: Ooops. Board won't initialize.\n");
|
|
|
return 0;
|
|
|
}
|
|
|
|
|
|
/* Ok. So now the processor on the card is running. It gathered
|
|
|
some info for us... */
|
|
|
- sx_dprintk (SX_DEBUG_INIT, "The sxcard structure:\n");
|
|
|
- if (sx_debug & SX_DEBUG_INIT) my_hd_io (board->base, 0x10);
|
|
|
- sx_dprintk (SX_DEBUG_INIT, "the first sx_module structure:\n");
|
|
|
- if (sx_debug & SX_DEBUG_INIT) my_hd_io (board->base + 0x80, 0x30);
|
|
|
-
|
|
|
- sx_dprintk (SX_DEBUG_INIT,
|
|
|
- "init_status: %x, %dk memory, firmware V%x.%02x,\n",
|
|
|
- read_sx_byte (board, 0), read_sx_byte(board, 1),
|
|
|
- read_sx_byte (board, 5), read_sx_byte(board, 4));
|
|
|
-
|
|
|
- if (read_sx_byte (board, 0) == 0xff) {
|
|
|
- printk (KERN_INFO "sx: No modules found. Sorry.\n");
|
|
|
+ sx_dprintk(SX_DEBUG_INIT, "The sxcard structure:\n");
|
|
|
+ if (sx_debug & SX_DEBUG_INIT)
|
|
|
+ my_hd_io(board->base, 0x10);
|
|
|
+ sx_dprintk(SX_DEBUG_INIT, "the first sx_module structure:\n");
|
|
|
+ if (sx_debug & SX_DEBUG_INIT)
|
|
|
+ my_hd_io(board->base + 0x80, 0x30);
|
|
|
+
|
|
|
+ sx_dprintk(SX_DEBUG_INIT, "init_status: %x, %dk memory, firmware "
|
|
|
+ "V%x.%02x,\n",
|
|
|
+ read_sx_byte(board, 0), read_sx_byte(board, 1),
|
|
|
+ read_sx_byte(board, 5), read_sx_byte(board, 4));
|
|
|
+
|
|
|
+ if (read_sx_byte(board, 0) == 0xff) {
|
|
|
+ printk(KERN_INFO "sx: No modules found. Sorry.\n");
|
|
|
board->nports = 0;
|
|
|
return 0;
|
|
|
}
|
|
@@ -1924,81 +2022,97 @@ static int sx_init_board (struct sx_board *board)
|
|
|
chans = 0;
|
|
|
|
|
|
if (IS_SX_BOARD(board)) {
|
|
|
- sx_write_board_word (board, cc_int_count, sx_maxints);
|
|
|
+ sx_write_board_word(board, cc_int_count, sx_maxints);
|
|
|
} else {
|
|
|
if (sx_maxints)
|
|
|
- sx_write_board_word (board, cc_int_count, SI_PROCESSOR_CLOCK/8/sx_maxints);
|
|
|
+ sx_write_board_word(board, cc_int_count,
|
|
|
+ SI_PROCESSOR_CLOCK / 8 / sx_maxints);
|
|
|
}
|
|
|
|
|
|
/* grab the first module type... */
|
|
|
- /* board->ta_type = mod_compat_type (read_sx_byte (board, 0x80 + 0x08)); */
|
|
|
- board->ta_type = mod_compat_type (sx_read_module_byte (board, 0x80, mc_chip));
|
|
|
+ /* board->ta_type = mod_compat_type (read_sx_byte (board, 0x80 + 0x08)); */
|
|
|
+ board->ta_type = mod_compat_type(sx_read_module_byte(board, 0x80,
|
|
|
+ mc_chip));
|
|
|
|
|
|
/* XXX byteorder */
|
|
|
- for (addr = 0x80;addr != 0;addr = read_sx_word (board, addr) & 0x7fff) {
|
|
|
- type = sx_read_module_byte (board, addr, mc_chip);
|
|
|
- sx_dprintk (SX_DEBUG_INIT, "Module at %x: %d channels\n",
|
|
|
- addr, read_sx_byte (board, addr + 2));
|
|
|
-
|
|
|
- chans += sx_read_module_byte (board, addr, mc_type);
|
|
|
-
|
|
|
- sx_dprintk (SX_DEBUG_INIT, "module is an %s, which has %s/%s panels\n",
|
|
|
- mod_type_s (type),
|
|
|
- pan_type_s (sx_read_module_byte (board, addr, mc_mods) & 0xf),
|
|
|
- pan_type_s (sx_read_module_byte (board, addr, mc_mods) >> 4));
|
|
|
-
|
|
|
- sx_dprintk (SX_DEBUG_INIT, "CD1400 versions: %x/%x, ASIC version: %x\n",
|
|
|
- sx_read_module_byte (board, addr, mc_rev1),
|
|
|
- sx_read_module_byte (board, addr, mc_rev2),
|
|
|
- sx_read_module_byte (board, addr, mc_mtaasic_rev));
|
|
|
+ for (addr = 0x80; addr != 0; addr = read_sx_word(board, addr) & 0x7fff){
|
|
|
+ type = sx_read_module_byte(board, addr, mc_chip);
|
|
|
+ sx_dprintk(SX_DEBUG_INIT, "Module at %x: %d channels\n",
|
|
|
+ addr, read_sx_byte(board, addr + 2));
|
|
|
+
|
|
|
+ chans += sx_read_module_byte(board, addr, mc_type);
|
|
|
+
|
|
|
+ sx_dprintk(SX_DEBUG_INIT, "module is an %s, which has %s/%s "
|
|
|
+ "panels\n",
|
|
|
+ mod_type_s(type),
|
|
|
+ pan_type_s(sx_read_module_byte(board, addr,
|
|
|
+ mc_mods) & 0xf),
|
|
|
+ pan_type_s(sx_read_module_byte(board, addr,
|
|
|
+ mc_mods) >> 4));
|
|
|
+
|
|
|
+ sx_dprintk(SX_DEBUG_INIT, "CD1400 versions: %x/%x, ASIC "
|
|
|
+ "version: %x\n",
|
|
|
+ sx_read_module_byte(board, addr, mc_rev1),
|
|
|
+ sx_read_module_byte(board, addr, mc_rev2),
|
|
|
+ sx_read_module_byte(board, addr, mc_mtaasic_rev));
|
|
|
|
|
|
/* The following combinations are illegal: It should theoretically
|
|
|
work, but timing problems make the bus HANG. */
|
|
|
|
|
|
- if (mod_compat_type (type) != board->ta_type) {
|
|
|
- printk (KERN_ERR "sx: This is an invalid configuration.\n"
|
|
|
- "Don't mix TA/MTA/SXDC on the same hostadapter.\n");
|
|
|
- chans=0;
|
|
|
+ if (mod_compat_type(type) != board->ta_type) {
|
|
|
+ printk(KERN_ERR "sx: This is an invalid "
|
|
|
+ "configuration.\nDon't mix TA/MTA/SXDC on the "
|
|
|
+ "same hostadapter.\n");
|
|
|
+ chans = 0;
|
|
|
break;
|
|
|
}
|
|
|
- if ((IS_EISA_BOARD(board) ||
|
|
|
- IS_SI_BOARD(board)) && (mod_compat_type(type) == 4)) {
|
|
|
- printk (KERN_ERR "sx: This is an invalid configuration.\n"
|
|
|
- "Don't use SXDCs on an SI/XIO adapter.\n");
|
|
|
- chans=0;
|
|
|
+ if ((IS_EISA_BOARD(board) ||
|
|
|
+ IS_SI_BOARD(board)) &&
|
|
|
+ (mod_compat_type(type) == 4)) {
|
|
|
+ printk(KERN_ERR "sx: This is an invalid "
|
|
|
+ "configuration.\nDon't use SXDCs on an SI/XIO "
|
|
|
+ "adapter.\n");
|
|
|
+ chans = 0;
|
|
|
break;
|
|
|
}
|
|
|
-#if 0 /* Problem fixed: firmware 3.05 */
|
|
|
+#if 0 /* Problem fixed: firmware 3.05 */
|
|
|
if (IS_SX_BOARD(board) && (type == TA8)) {
|
|
|
/* There are some issues with the firmware and the DCD/RTS
|
|
|
lines. It might work if you tie them together or something.
|
|
|
- It might also work if you get a newer sx_firmware. Therefore
|
|
|
+ It might also work if you get a newer sx_firmware. Therefore
|
|
|
this is just a warning. */
|
|
|
- printk (KERN_WARNING "sx: The SX host doesn't work too well "
|
|
|
- "with the TA8 adapters.\nSpecialix is working on it.\n");
|
|
|
+ printk(KERN_WARNING
|
|
|
+ "sx: The SX host doesn't work too well "
|
|
|
+ "with the TA8 adapters.\nSpecialix is working on it.\n");
|
|
|
}
|
|
|
#endif
|
|
|
}
|
|
|
|
|
|
if (chans) {
|
|
|
- if(board->irq > 0) {
|
|
|
+ if (board->irq > 0) {
|
|
|
/* fixed irq, probably PCI */
|
|
|
- if(sx_irqmask & (1 << board->irq)) { /* may we use this irq? */
|
|
|
- if(request_irq(board->irq, sx_interrupt, IRQF_SHARED | IRQF_DISABLED, "sx", board)) {
|
|
|
- printk(KERN_ERR "sx: Cannot allocate irq %d.\n", board->irq);
|
|
|
+ if (sx_irqmask & (1 << board->irq)) { /* may we use this irq? */
|
|
|
+ if (request_irq(board->irq, sx_interrupt,
|
|
|
+ IRQF_SHARED | IRQF_DISABLED,
|
|
|
+ "sx", board)) {
|
|
|
+ printk(KERN_ERR "sx: Cannot allocate "
|
|
|
+ "irq %d.\n", board->irq);
|
|
|
board->irq = 0;
|
|
|
}
|
|
|
} else
|
|
|
board->irq = 0;
|
|
|
- } else if(board->irq < 0 && sx_irqmask) {
|
|
|
+ } else if (board->irq < 0 && sx_irqmask) {
|
|
|
/* auto-allocate irq */
|
|
|
int irqnr;
|
|
|
- int irqmask = sx_irqmask & (IS_SX_BOARD(board) ? SX_ISA_IRQ_MASK : SI2_ISA_IRQ_MASK);
|
|
|
- for(irqnr = 15; irqnr > 0; irqnr--)
|
|
|
- if(irqmask & (1 << irqnr))
|
|
|
- if(! request_irq(irqnr, sx_interrupt, IRQF_SHARED | IRQF_DISABLED, "sx", board))
|
|
|
+ int irqmask = sx_irqmask & (IS_SX_BOARD(board) ?
|
|
|
+ SX_ISA_IRQ_MASK : SI2_ISA_IRQ_MASK);
|
|
|
+ for (irqnr = 15; irqnr > 0; irqnr--)
|
|
|
+ if (irqmask & (1 << irqnr))
|
|
|
+ if (!request_irq(irqnr, sx_interrupt,
|
|
|
+ IRQF_SHARED | IRQF_DISABLED,
|
|
|
+ "sx", board))
|
|
|
break;
|
|
|
- if(! irqnr)
|
|
|
+ if (!irqnr)
|
|
|
printk(KERN_ERR "sx: Cannot allocate IRQ.\n");
|
|
|
board->irq = irqnr;
|
|
|
} else
|
|
@@ -2006,52 +2120,52 @@ static int sx_init_board (struct sx_board *board)
|
|
|
|
|
|
if (board->irq) {
|
|
|
/* Found a valid interrupt, start up interrupts! */
|
|
|
- sx_dprintk (SX_DEBUG_INIT, "Using irq %d.\n", board->irq);
|
|
|
- sx_start_interrupts (board);
|
|
|
+ sx_dprintk(SX_DEBUG_INIT, "Using irq %d.\n",
|
|
|
+ board->irq);
|
|
|
+ sx_start_interrupts(board);
|
|
|
board->poll = sx_slowpoll;
|
|
|
board->flags |= SX_IRQ_ALLOCATED;
|
|
|
} else {
|
|
|
/* no irq: setup board for polled operation */
|
|
|
board->poll = sx_poll;
|
|
|
- sx_dprintk (SX_DEBUG_INIT, "Using poll-interval %d.\n", board->poll);
|
|
|
+ sx_dprintk(SX_DEBUG_INIT, "Using poll-interval %d.\n",
|
|
|
+ board->poll);
|
|
|
}
|
|
|
|
|
|
- /* The timer should be initialized anyway: That way we can safely
|
|
|
- del_timer it when the module is unloaded. */
|
|
|
- init_timer (&board->timer);
|
|
|
+ /* The timer should be initialized anyway: That way we can
|
|
|
+ safely del_timer it when the module is unloaded. */
|
|
|
+ init_timer(&board->timer);
|
|
|
|
|
|
if (board->poll) {
|
|
|
- board->timer.data = (unsigned long) board;
|
|
|
+ board->timer.data = (unsigned long)board;
|
|
|
board->timer.function = sx_pollfunc;
|
|
|
board->timer.expires = jiffies + board->poll;
|
|
|
- add_timer (&board->timer);
|
|
|
+ add_timer(&board->timer);
|
|
|
}
|
|
|
} else {
|
|
|
board->irq = 0;
|
|
|
}
|
|
|
|
|
|
board->nports = chans;
|
|
|
- sx_dprintk (SX_DEBUG_INIT, "returning %d ports.", board->nports);
|
|
|
+ sx_dprintk(SX_DEBUG_INIT, "returning %d ports.", board->nports);
|
|
|
|
|
|
func_exit();
|
|
|
return chans;
|
|
|
}
|
|
|
|
|
|
-
|
|
|
static void __devinit printheader(void)
|
|
|
{
|
|
|
static int header_printed;
|
|
|
|
|
|
if (!header_printed) {
|
|
|
- printk (KERN_INFO "Specialix SX driver "
|
|
|
- "(C) 1998/1999 R.E.Wolff@BitWizard.nl \n");
|
|
|
- printk (KERN_INFO "sx: version " __stringify(SX_VERSION) "\n");
|
|
|
+ printk(KERN_INFO "Specialix SX driver "
|
|
|
+ "(C) 1998/1999 R.E.Wolff@BitWizard.nl\n");
|
|
|
+ printk(KERN_INFO "sx: version " __stringify(SX_VERSION) "\n");
|
|
|
header_printed = 1;
|
|
|
}
|
|
|
}
|
|
|
|
|
|
-
|
|
|
-static int __devinit probe_sx (struct sx_board *board)
|
|
|
+static int __devinit probe_sx(struct sx_board *board)
|
|
|
{
|
|
|
struct vpd_prom vpdp;
|
|
|
char *p;
|
|
@@ -2059,51 +2173,57 @@ static int __devinit probe_sx (struct sx_board *board)
|
|
|
|
|
|
func_enter();
|
|
|
|
|
|
- if (!IS_CF_BOARD (board)) {
|
|
|
- sx_dprintk (SX_DEBUG_PROBE, "Going to verify vpd prom at %p.\n",
|
|
|
- board->base + SX_VPD_ROM);
|
|
|
+ if (!IS_CF_BOARD(board)) {
|
|
|
+ sx_dprintk(SX_DEBUG_PROBE, "Going to verify vpd prom at %p.\n",
|
|
|
+ board->base + SX_VPD_ROM);
|
|
|
|
|
|
if (sx_debug & SX_DEBUG_PROBE)
|
|
|
my_hd_io(board->base + SX_VPD_ROM, 0x40);
|
|
|
|
|
|
- p = (char *) &vpdp;
|
|
|
- for (i=0;i< sizeof (struct vpd_prom);i++)
|
|
|
- *p++ = read_sx_byte (board, SX_VPD_ROM + i*2);
|
|
|
+ p = (char *)&vpdp;
|
|
|
+ for (i = 0; i < sizeof(struct vpd_prom); i++)
|
|
|
+ *p++ = read_sx_byte(board, SX_VPD_ROM + i * 2);
|
|
|
|
|
|
if (sx_debug & SX_DEBUG_PROBE)
|
|
|
- my_hd (&vpdp, 0x20);
|
|
|
+ my_hd(&vpdp, 0x20);
|
|
|
|
|
|
- sx_dprintk (SX_DEBUG_PROBE, "checking identifier...\n");
|
|
|
+ sx_dprintk(SX_DEBUG_PROBE, "checking identifier...\n");
|
|
|
|
|
|
- if (strncmp (vpdp.identifier, SX_VPD_IDENT_STRING, 16) != 0) {
|
|
|
- sx_dprintk (SX_DEBUG_PROBE, "Got non-SX identifier: '%s'\n",
|
|
|
- vpdp.identifier);
|
|
|
+ if (strncmp(vpdp.identifier, SX_VPD_IDENT_STRING, 16) != 0) {
|
|
|
+ sx_dprintk(SX_DEBUG_PROBE, "Got non-SX identifier: "
|
|
|
+ "'%s'\n", vpdp.identifier);
|
|
|
return 0;
|
|
|
}
|
|
|
}
|
|
|
|
|
|
- printheader ();
|
|
|
-
|
|
|
- if (!IS_CF_BOARD (board)) {
|
|
|
- printk (KERN_DEBUG "sx: Found an SX board at %lx\n", board->hw_base);
|
|
|
- printk (KERN_DEBUG "sx: hw_rev: %d, assembly level: %d, uniq ID:%08x, ",
|
|
|
- vpdp.hwrev, vpdp.hwass, vpdp.uniqid);
|
|
|
- printk ( "Manufactured: %d/%d\n",
|
|
|
- 1970 + vpdp.myear, vpdp.mweek);
|
|
|
+ printheader();
|
|
|
|
|
|
+ if (!IS_CF_BOARD(board)) {
|
|
|
+ printk(KERN_DEBUG "sx: Found an SX board at %lx\n",
|
|
|
+ board->hw_base);
|
|
|
+ printk(KERN_DEBUG "sx: hw_rev: %d, assembly level: %d, "
|
|
|
+ "uniq ID:%08x, ",
|
|
|
+ vpdp.hwrev, vpdp.hwass, vpdp.uniqid);
|
|
|
+ printk("Manufactured: %d/%d\n", 1970 + vpdp.myear, vpdp.mweek);
|
|
|
|
|
|
- if ((((vpdp.uniqid >> 24) & SX_UNIQUEID_MASK) != SX_PCI_UNIQUEID1) &&
|
|
|
- (((vpdp.uniqid >> 24) & SX_UNIQUEID_MASK) != SX_ISA_UNIQUEID1)) {
|
|
|
- /* This might be a bit harsh. This was the primary reason the
|
|
|
- SX/ISA card didn't work at first... */
|
|
|
- printk (KERN_ERR "sx: Hmm. Not an SX/PCI or SX/ISA card. Sorry: giving up.\n");
|
|
|
+ if ((((vpdp.uniqid >> 24) & SX_UNIQUEID_MASK) !=
|
|
|
+ SX_PCI_UNIQUEID1) && (((vpdp.uniqid >> 24) &
|
|
|
+ SX_UNIQUEID_MASK) != SX_ISA_UNIQUEID1)) {
|
|
|
+ /* This might be a bit harsh. This was the primary
|
|
|
+ reason the SX/ISA card didn't work at first... */
|
|
|
+ printk(KERN_ERR "sx: Hmm. Not an SX/PCI or SX/ISA "
|
|
|
+ "card. Sorry: giving up.\n");
|
|
|
return (0);
|
|
|
}
|
|
|
|
|
|
- if (((vpdp.uniqid >> 24) & SX_UNIQUEID_MASK) == SX_ISA_UNIQUEID1) {
|
|
|
+ if (((vpdp.uniqid >> 24) & SX_UNIQUEID_MASK) ==
|
|
|
+ SX_ISA_UNIQUEID1) {
|
|
|
if (((unsigned long)board->hw_base) & 0x8000) {
|
|
|
- printk (KERN_WARNING "sx: Warning: There may be hardware problems with the card at %lx.\n", board->hw_base);
|
|
|
- printk (KERN_WARNING "sx: Read sx.txt for more info.\n");
|
|
|
+ printk(KERN_WARNING "sx: Warning: There may be "
|
|
|
+ "hardware problems with the card at "
|
|
|
+ "%lx.\n", board->hw_base);
|
|
|
+ printk(KERN_WARNING "sx: Read sx.txt for more "
|
|
|
+ "info.\n");
|
|
|
}
|
|
|
}
|
|
|
}
|
|
@@ -2111,9 +2231,9 @@ static int __devinit probe_sx (struct sx_board *board)
|
|
|
board->nports = -1;
|
|
|
|
|
|
/* This resets the processor, and keeps it off the bus. */
|
|
|
- if (!sx_reset (board))
|
|
|
+ if (!sx_reset(board))
|
|
|
return 0;
|
|
|
- sx_dprintk (SX_DEBUG_INIT, "reset the board...\n");
|
|
|
+ sx_dprintk(SX_DEBUG_INIT, "reset the board...\n");
|
|
|
|
|
|
func_exit();
|
|
|
return 1;
|
|
@@ -2127,28 +2247,27 @@ static int __devinit probe_sx (struct sx_board *board)
|
|
|
card. 0xe0000 and 0xf0000 are taken by the BIOS. That only leaves
|
|
|
0xc0000, 0xc8000, 0xd0000 and 0xd8000 . */
|
|
|
|
|
|
-static int __devinit probe_si (struct sx_board *board)
|
|
|
+static int __devinit probe_si(struct sx_board *board)
|
|
|
{
|
|
|
int i;
|
|
|
|
|
|
func_enter();
|
|
|
- sx_dprintk (SX_DEBUG_PROBE, "Going to verify SI signature hw %lx at %p.\n", board->hw_base,
|
|
|
- board->base + SI2_ISA_ID_BASE);
|
|
|
+ sx_dprintk(SX_DEBUG_PROBE, "Going to verify SI signature hw %lx at "
|
|
|
+ "%p.\n", board->hw_base, board->base + SI2_ISA_ID_BASE);
|
|
|
|
|
|
if (sx_debug & SX_DEBUG_PROBE)
|
|
|
my_hd_io(board->base + SI2_ISA_ID_BASE, 0x8);
|
|
|
|
|
|
if (!IS_EISA_BOARD(board)) {
|
|
|
- if( IS_SI1_BOARD(board) )
|
|
|
- {
|
|
|
- for (i=0;i<8;i++) {
|
|
|
- write_sx_byte (board, SI2_ISA_ID_BASE+7-i,i);
|
|
|
-
|
|
|
+ if (IS_SI1_BOARD(board)) {
|
|
|
+ for (i = 0; i < 8; i++) {
|
|
|
+ write_sx_byte(board, SI2_ISA_ID_BASE + 7 - i,i);
|
|
|
+ }
|
|
|
}
|
|
|
- }
|
|
|
- for (i=0;i<8;i++) {
|
|
|
- if ((read_sx_byte (board, SI2_ISA_ID_BASE+7-i) & 7) != i) {
|
|
|
- func_exit ();
|
|
|
+ for (i = 0; i < 8; i++) {
|
|
|
+ if ((read_sx_byte(board, SI2_ISA_ID_BASE + 7 - i) & 7)
|
|
|
+ != i) {
|
|
|
+ func_exit();
|
|
|
return 0;
|
|
|
}
|
|
|
}
|
|
@@ -2158,20 +2277,20 @@ static int __devinit probe_si (struct sx_board *board)
|
|
|
but to prevent trouble, we'd better double check that we don't
|
|
|
have an SI1 board when we're probing for an SI2 board.... */
|
|
|
|
|
|
- write_sx_byte (board, SI2_ISA_ID_BASE,0x10);
|
|
|
- if ( IS_SI1_BOARD(board)) {
|
|
|
+ write_sx_byte(board, SI2_ISA_ID_BASE, 0x10);
|
|
|
+ if (IS_SI1_BOARD(board)) {
|
|
|
/* This should be an SI1 board, which has this
|
|
|
location writable... */
|
|
|
- if (read_sx_byte (board, SI2_ISA_ID_BASE) != 0x10) {
|
|
|
- func_exit ();
|
|
|
- return 0;
|
|
|
+ if (read_sx_byte(board, SI2_ISA_ID_BASE) != 0x10) {
|
|
|
+ func_exit();
|
|
|
+ return 0;
|
|
|
}
|
|
|
} else {
|
|
|
/* This should be an SI2 board, which has the bottom
|
|
|
3 bits non-writable... */
|
|
|
- if (read_sx_byte (board, SI2_ISA_ID_BASE) == 0x10) {
|
|
|
- func_exit ();
|
|
|
- return 0;
|
|
|
+ if (read_sx_byte(board, SI2_ISA_ID_BASE) == 0x10) {
|
|
|
+ func_exit();
|
|
|
+ return 0;
|
|
|
}
|
|
|
}
|
|
|
|
|
@@ -2179,35 +2298,35 @@ static int __devinit probe_si (struct sx_board *board)
|
|
|
but to prevent trouble, we'd better double check that we don't
|
|
|
have an SI1 board when we're probing for an SI2 board.... */
|
|
|
|
|
|
- write_sx_byte (board, SI2_ISA_ID_BASE,0x10);
|
|
|
- if ( IS_SI1_BOARD(board)) {
|
|
|
+ write_sx_byte(board, SI2_ISA_ID_BASE, 0x10);
|
|
|
+ if (IS_SI1_BOARD(board)) {
|
|
|
/* This should be an SI1 board, which has this
|
|
|
location writable... */
|
|
|
- if (read_sx_byte (board, SI2_ISA_ID_BASE) != 0x10) {
|
|
|
+ if (read_sx_byte(board, SI2_ISA_ID_BASE) != 0x10) {
|
|
|
func_exit();
|
|
|
- return 0;
|
|
|
+ return 0;
|
|
|
}
|
|
|
} else {
|
|
|
/* This should be an SI2 board, which has the bottom
|
|
|
3 bits non-writable... */
|
|
|
- if (read_sx_byte (board, SI2_ISA_ID_BASE) == 0x10) {
|
|
|
- func_exit ();
|
|
|
- return 0;
|
|
|
+ if (read_sx_byte(board, SI2_ISA_ID_BASE) == 0x10) {
|
|
|
+ func_exit();
|
|
|
+ return 0;
|
|
|
}
|
|
|
}
|
|
|
|
|
|
- printheader ();
|
|
|
+ printheader();
|
|
|
|
|
|
- printk (KERN_DEBUG "sx: Found an SI board at %lx\n", board->hw_base);
|
|
|
+ printk(KERN_DEBUG "sx: Found an SI board at %lx\n", board->hw_base);
|
|
|
/* Compared to the SX boards, it is a complete guess as to what
|
|
|
- this card is up to... */
|
|
|
+ this card is up to... */
|
|
|
|
|
|
board->nports = -1;
|
|
|
|
|
|
/* This resets the processor, and keeps it off the bus. */
|
|
|
- if (!sx_reset (board))
|
|
|
+ if (!sx_reset(board))
|
|
|
return 0;
|
|
|
- sx_dprintk (SX_DEBUG_INIT, "reset the board...\n");
|
|
|
+ sx_dprintk(SX_DEBUG_INIT, "reset the board...\n");
|
|
|
|
|
|
func_exit();
|
|
|
return 1;
|
|
@@ -2216,7 +2335,7 @@ static int __devinit probe_si (struct sx_board *board)
|
|
|
|
|
|
static const struct tty_operations sx_ops = {
|
|
|
.break_ctl = sx_break,
|
|
|
- .open = sx_open,
|
|
|
+ .open = sx_open,
|
|
|
.close = gs_close,
|
|
|
.write = gs_write,
|
|
|
.put_char = gs_put_char,
|
|
@@ -2251,8 +2370,7 @@ static int sx_init_drivers(void)
|
|
|
sx_driver->type = TTY_DRIVER_TYPE_SERIAL;
|
|
|
sx_driver->subtype = SERIAL_TYPE_NORMAL;
|
|
|
sx_driver->init_termios = tty_std_termios;
|
|
|
- sx_driver->init_termios.c_cflag =
|
|
|
- B9600 | CS8 | CREAD | HUPCL | CLOCAL;
|
|
|
+ sx_driver->init_termios.c_cflag = B9600 | CS8 | CREAD | HUPCL | CLOCAL;
|
|
|
sx_driver->init_termios.c_ispeed = 9600;
|
|
|
sx_driver->init_termios.c_ospeed = 9600;
|
|
|
sx_driver->flags = TTY_DRIVER_REAL_RAW;
|
|
@@ -2261,14 +2379,14 @@ static int sx_init_drivers(void)
|
|
|
if ((error = tty_register_driver(sx_driver))) {
|
|
|
put_tty_driver(sx_driver);
|
|
|
printk(KERN_ERR "sx: Couldn't register sx driver, error = %d\n",
|
|
|
- error);
|
|
|
+ error);
|
|
|
return 1;
|
|
|
}
|
|
|
func_exit();
|
|
|
return 0;
|
|
|
}
|
|
|
|
|
|
-static int sx_init_portstructs (int nboards, int nports)
|
|
|
+static int sx_init_portstructs(int nboards, int nports)
|
|
|
{
|
|
|
struct sx_board *board;
|
|
|
struct sx_port *port;
|
|
@@ -2279,7 +2397,8 @@ static int sx_init_portstructs (int nboards, int nports)
|
|
|
func_enter();
|
|
|
|
|
|
/* Many drivers statically allocate the maximum number of ports
|
|
|
- There is no reason not to allocate them dynamically. Is there? -- REW */
|
|
|
+ There is no reason not to allocate them dynamically.
|
|
|
+ Is there? -- REW */
|
|
|
sx_ports = kcalloc(nports, sizeof(struct sx_port), GFP_KERNEL);
|
|
|
if (!sx_ports)
|
|
|
return -ENOMEM;
|
|
@@ -2288,10 +2407,10 @@ static int sx_init_portstructs (int nboards, int nports)
|
|
|
for (i = 0; i < nboards; i++) {
|
|
|
board = &boards[i];
|
|
|
board->ports = port;
|
|
|
- for (j=0; j < boards[i].nports;j++) {
|
|
|
- sx_dprintk (SX_DEBUG_INIT, "initing port %d\n", j);
|
|
|
+ for (j = 0; j < boards[i].nports; j++) {
|
|
|
+ sx_dprintk(SX_DEBUG_INIT, "initing port %d\n", j);
|
|
|
port->gs.magic = SX_MAGIC;
|
|
|
- port->gs.close_delay = HZ/2;
|
|
|
+ port->gs.close_delay = HZ / 2;
|
|
|
port->gs.closing_wait = 30 * HZ;
|
|
|
port->board = board;
|
|
|
port->gs.rd = &sx_real_driver;
|
|
@@ -2303,8 +2422,8 @@ static int sx_init_portstructs (int nboards, int nports)
|
|
|
* Initializing wait queue
|
|
|
*/
|
|
|
init_waitqueue_head(&port->gs.open_wait);
|
|
|
- init_waitqueue_head(&port->gs.close_wait);
|
|
|
-
|
|
|
+ init_waitqueue_head(&port->gs.close_wait);
|
|
|
+
|
|
|
port++;
|
|
|
}
|
|
|
}
|
|
@@ -2315,28 +2434,36 @@ static int sx_init_portstructs (int nboards, int nports)
|
|
|
board = &boards[i];
|
|
|
board->port_base = portno;
|
|
|
/* Possibly the configuration was rejected. */
|
|
|
- sx_dprintk (SX_DEBUG_PROBE, "Board has %d channels\n", board->nports);
|
|
|
- if (board->nports <= 0) continue;
|
|
|
+ sx_dprintk(SX_DEBUG_PROBE, "Board has %d channels\n",
|
|
|
+ board->nports);
|
|
|
+ if (board->nports <= 0)
|
|
|
+ continue;
|
|
|
/* XXX byteorder ?? */
|
|
|
- for (addr = 0x80;addr != 0;addr = read_sx_word (board, addr) & 0x7fff) {
|
|
|
- chans = sx_read_module_byte (board, addr, mc_type);
|
|
|
- sx_dprintk (SX_DEBUG_PROBE, "Module at %x: %d channels\n", addr, chans);
|
|
|
- sx_dprintk (SX_DEBUG_PROBE, "Port at");
|
|
|
- for (j=0;j<chans;j++) {
|
|
|
- /* The "sx-way" is the way it SHOULD be done. That way in the
|
|
|
- future, the firmware may for example pack the structures a bit
|
|
|
- more efficient. Neil tells me it isn't going to happen anytime
|
|
|
- soon though. */
|
|
|
+ for (addr = 0x80; addr != 0;
|
|
|
+ addr = read_sx_word(board, addr) & 0x7fff) {
|
|
|
+ chans = sx_read_module_byte(board, addr, mc_type);
|
|
|
+ sx_dprintk(SX_DEBUG_PROBE, "Module at %x: %d "
|
|
|
+ "channels\n", addr, chans);
|
|
|
+ sx_dprintk(SX_DEBUG_PROBE, "Port at");
|
|
|
+ for (j = 0; j < chans; j++) {
|
|
|
+ /* The "sx-way" is the way it SHOULD be done.
|
|
|
+ That way in the future, the firmware may for
|
|
|
+ example pack the structures a bit more
|
|
|
+ efficient. Neil tells me it isn't going to
|
|
|
+ happen anytime soon though. */
|
|
|
if (IS_SX_BOARD(board))
|
|
|
- port->ch_base = sx_read_module_word (board, addr+j*2, mc_chan_pointer);
|
|
|
+ port->ch_base = sx_read_module_word(
|
|
|
+ board, addr + j * 2,
|
|
|
+ mc_chan_pointer);
|
|
|
else
|
|
|
- port->ch_base = addr + 0x100 + 0x300*j;
|
|
|
+ port->ch_base = addr + 0x100 + 0x300 *j;
|
|
|
|
|
|
- sx_dprintk (SX_DEBUG_PROBE, " %x", port->ch_base);
|
|
|
+ sx_dprintk(SX_DEBUG_PROBE, " %x",
|
|
|
+ port->ch_base);
|
|
|
port->line = portno++;
|
|
|
port++;
|
|
|
}
|
|
|
- sx_dprintk (SX_DEBUG_PROBE, "\n");
|
|
|
+ sx_dprintk(SX_DEBUG_PROBE, "\n");
|
|
|
}
|
|
|
/* This has to be done earlier. */
|
|
|
/* board->flags |= SX_BOARD_INITIALIZED; */
|
|
@@ -2350,7 +2477,7 @@ static unsigned int sx_find_free_board(void)
|
|
|
{
|
|
|
unsigned int i;
|
|
|
|
|
|
- for (i = 0; i < SX_NBOARDS; i++)
|
|
|
+ for (i = 0; i < SX_NBOARDS; i++)
|
|
|
if (!(boards[i].flags & SX_BOARD_PRESENT))
|
|
|
break;
|
|
|
|
|
@@ -2378,7 +2505,7 @@ static void __devexit sx_remove_card(struct sx_board *board)
|
|
|
del_timer(&board->timer);
|
|
|
iounmap(board->base);
|
|
|
|
|
|
- board->flags &= ~(SX_BOARD_INITIALIZED|SX_BOARD_PRESENT);
|
|
|
+ board->flags &= ~(SX_BOARD_INITIALIZED | SX_BOARD_PRESENT);
|
|
|
}
|
|
|
}
|
|
|
|
|
@@ -2403,17 +2530,17 @@ static int __devinit sx_eisa_probe(struct device *dev)
|
|
|
mutex_unlock(&sx_boards_lock);
|
|
|
|
|
|
dev_info(dev, "XIO : Signature found in EISA slot %lu, "
|
|
|
- "Product %d Rev %d (REPORT THIS TO LKLM)\n",
|
|
|
- eisa_slot >> 12,
|
|
|
- inb(eisa_slot + EISA_VENDOR_ID_OFFSET + 2),
|
|
|
- inb(eisa_slot + EISA_VENDOR_ID_OFFSET + 3));
|
|
|
+ "Product %d Rev %d (REPORT THIS TO LKLM)\n",
|
|
|
+ eisa_slot >> 12,
|
|
|
+ inb(eisa_slot + EISA_VENDOR_ID_OFFSET + 2),
|
|
|
+ inb(eisa_slot + EISA_VENDOR_ID_OFFSET + 3));
|
|
|
|
|
|
board->eisa_base = eisa_slot;
|
|
|
board->flags &= ~SX_BOARD_TYPE;
|
|
|
board->flags |= SI_EISA_BOARD;
|
|
|
|
|
|
board->hw_base = ((inb(eisa_slot + 0xc01) << 8) +
|
|
|
- inb(eisa_slot + 0xc00)) << 16;
|
|
|
+ inb(eisa_slot + 0xc00)) << 16;
|
|
|
board->base2 =
|
|
|
board->base = ioremap(board->hw_base, SI2_EISA_WINDOW_LEN);
|
|
|
|
|
@@ -2448,6 +2575,7 @@ static struct eisa_device_id sx_eisa_tbl[] = {
|
|
|
{ "SLX" },
|
|
|
{ "" }
|
|
|
};
|
|
|
+
|
|
|
MODULE_DEVICE_TABLE(eisa, sx_eisa_tbl);
|
|
|
|
|
|
static struct eisa_driver sx_eisadriver = {
|
|
@@ -2478,22 +2606,23 @@ static void __devinit fix_sx_pci(struct pci_dev *pdev, struct sx_board *board)
|
|
|
void __iomem *rebase;
|
|
|
unsigned int t;
|
|
|
|
|
|
-#define CNTRL_REG_OFFSET 0x50
|
|
|
-#define CNTRL_REG_GOODVALUE 0x18260000
|
|
|
+#define CNTRL_REG_OFFSET 0x50
|
|
|
+#define CNTRL_REG_GOODVALUE 0x18260000
|
|
|
|
|
|
pci_read_config_dword(pdev, PCI_BASE_ADDRESS_0, &hwbase);
|
|
|
hwbase &= PCI_BASE_ADDRESS_MEM_MASK;
|
|
|
rebase = ioremap(hwbase, 0x80);
|
|
|
- t = readl (rebase + CNTRL_REG_OFFSET);
|
|
|
+ t = readl(rebase + CNTRL_REG_OFFSET);
|
|
|
if (t != CNTRL_REG_GOODVALUE) {
|
|
|
- printk (KERN_DEBUG "sx: performing cntrl reg fix: %08x -> %08x\n", t, CNTRL_REG_GOODVALUE);
|
|
|
- writel (CNTRL_REG_GOODVALUE, rebase + CNTRL_REG_OFFSET);
|
|
|
+ printk(KERN_DEBUG "sx: performing cntrl reg fix: %08x -> "
|
|
|
+ "%08x\n", t, CNTRL_REG_GOODVALUE);
|
|
|
+ writel(CNTRL_REG_GOODVALUE, rebase + CNTRL_REG_OFFSET);
|
|
|
}
|
|
|
iounmap(rebase);
|
|
|
}
|
|
|
|
|
|
static int __devinit sx_pci_probe(struct pci_dev *pdev,
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- const struct pci_device_id *ent)
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+ const struct pci_device_id *ent)
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{
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struct sx_board *board;
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unsigned int i;
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@@ -2515,28 +2644,28 @@ static int __devinit sx_pci_probe(struct pci_dev *pdev,
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board->flags &= ~SX_BOARD_TYPE;
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board->flags |= (pdev->subsystem_vendor == 0x200) ? SX_PCI_BOARD :
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- SX_CFPCI_BOARD;
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+ SX_CFPCI_BOARD;
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/* CF boards use base address 3.... */
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- if (IS_CF_BOARD (board))
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+ if (IS_CF_BOARD(board))
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board->hw_base = pci_resource_start(pdev, 3);
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else
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board->hw_base = pci_resource_start(pdev, 2);
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board->base2 =
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- board->base = ioremap(board->hw_base, WINDOW_LEN (board));
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+ board->base = ioremap(board->hw_base, WINDOW_LEN(board));
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if (!board->base) {
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dev_err(&pdev->dev, "ioremap failed\n");
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goto err_flag;
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}
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/* Most of the stuff on the CF board is offset by 0x18000 .... */
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- if (IS_CF_BOARD (board))
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+ if (IS_CF_BOARD(board))
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board->base += 0x18000;
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board->irq = pdev->irq;
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dev_info(&pdev->dev, "Got a specialix card: %p(%d) %x.\n", board->base,
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- board->irq, board->flags);
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+ board->irq, board->flags);
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if (!probe_sx(board)) {
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retval = -EIO;
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@@ -2567,11 +2696,12 @@ static void __devexit sx_pci_remove(struct pci_dev *pdev)
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its because the standard requires it. So check for SUBVENDOR_ID. */
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static struct pci_device_id sx_pci_tbl[] = {
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{ PCI_VENDOR_ID_SPECIALIX, PCI_DEVICE_ID_SPECIALIX_SX_XIO_IO8,
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- .subvendor = 0x0200, .subdevice = PCI_ANY_ID },
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+ .subvendor = 0x0200,.subdevice = PCI_ANY_ID },
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{ PCI_VENDOR_ID_SPECIALIX, PCI_DEVICE_ID_SPECIALIX_SX_XIO_IO8,
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- .subvendor = 0x0300, .subdevice = PCI_ANY_ID },
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+ .subvendor = 0x0300,.subdevice = PCI_ANY_ID },
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{ 0 }
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};
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+
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MODULE_DEVICE_TABLE(pci, sx_pci_tbl);
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static struct pci_driver sx_pcidriver = {
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@@ -2581,7 +2711,7 @@ static struct pci_driver sx_pcidriver = {
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.remove = __devexit_p(sx_pci_remove)
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};
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-static int __init sx_init(void)
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+static int __init sx_init(void)
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{
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#ifdef CONFIG_EISA
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int retval1;
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@@ -2594,29 +2724,30 @@ static int __init sx_init(void)
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int retval;
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func_enter();
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- sx_dprintk (SX_DEBUG_INIT, "Initing sx module... (sx_debug=%d)\n", sx_debug);
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- if (abs ((long) (&sx_debug) - sx_debug) < 0x10000) {
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- printk (KERN_WARNING "sx: sx_debug is an address, instead of a value. "
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- "Assuming -1.\n");
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- printk ("(%p)\n", &sx_debug);
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- sx_debug=-1;
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+ sx_dprintk(SX_DEBUG_INIT, "Initing sx module... (sx_debug=%d)\n",
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+ sx_debug);
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+ if (abs((long)(&sx_debug) - sx_debug) < 0x10000) {
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+ printk(KERN_WARNING "sx: sx_debug is an address, instead of a "
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+ "value. Assuming -1.\n(%p)\n", &sx_debug);
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+ sx_debug = -1;
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}
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if (misc_register(&sx_fw_device) < 0) {
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- printk(KERN_ERR "SX: Unable to register firmware loader driver.\n");
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+ printk(KERN_ERR "SX: Unable to register firmware loader "
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+ "driver.\n");
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return -EIO;
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}
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#ifdef CONFIG_ISA
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- for (i=0;i<NR_SX_ADDRS;i++) {
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+ for (i = 0; i < NR_SX_ADDRS; i++) {
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board = &boards[found];
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board->hw_base = sx_probe_addrs[i];
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board->base2 =
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board->base = ioremap(board->hw_base, SX_WINDOW_LEN);
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board->flags &= ~SX_BOARD_TYPE;
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- board->flags |= SX_ISA_BOARD;
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- board->irq = sx_irqmask?-1:0;
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+ board->flags |= SX_ISA_BOARD;
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+ board->irq = sx_irqmask ? -1 : 0;
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- if (probe_sx (board)) {
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+ if (probe_sx(board)) {
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board->flags |= SX_BOARD_PRESENT;
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found++;
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} else {
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@@ -2624,36 +2755,36 @@ static int __init sx_init(void)
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}
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}
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- for (i=0;i<NR_SI_ADDRS;i++) {
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+ for (i = 0; i < NR_SI_ADDRS; i++) {
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board = &boards[found];
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board->hw_base = si_probe_addrs[i];
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board->base2 =
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board->base = ioremap(board->hw_base, SI2_ISA_WINDOW_LEN);
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board->flags &= ~SX_BOARD_TYPE;
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- board->flags |= SI_ISA_BOARD;
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- board->irq = sx_irqmask ?-1:0;
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+ board->flags |= SI_ISA_BOARD;
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+ board->irq = sx_irqmask ? -1 : 0;
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- if (probe_si (board)) {
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+ if (probe_si(board)) {
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board->flags |= SX_BOARD_PRESENT;
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found++;
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} else {
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- iounmap (board->base);
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+ iounmap(board->base);
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}
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}
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- for (i=0;i<NR_SI1_ADDRS;i++) {
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+ for (i = 0; i < NR_SI1_ADDRS; i++) {
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board = &boards[found];
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board->hw_base = si1_probe_addrs[i];
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board->base2 =
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board->base = ioremap(board->hw_base, SI1_ISA_WINDOW_LEN);
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board->flags &= ~SX_BOARD_TYPE;
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- board->flags |= SI1_ISA_BOARD;
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- board->irq = sx_irqmask ?-1:0;
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+ board->flags |= SI1_ISA_BOARD;
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+ board->irq = sx_irqmask ? -1 : 0;
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- if (probe_si (board)) {
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+ if (probe_si(board)) {
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board->flags |= SX_BOARD_PRESENT;
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found++;
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} else {
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- iounmap (board->base);
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+ iounmap(board->base);
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}
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}
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#endif
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@@ -2663,23 +2794,22 @@ static int __init sx_init(void)
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retval = pci_register_driver(&sx_pcidriver);
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if (found) {
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- printk (KERN_INFO "sx: total of %d boards detected.\n", found);
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+ printk(KERN_INFO "sx: total of %d boards detected.\n", found);
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retval = 0;
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} else if (retval) {
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#ifdef CONFIG_EISA
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if (retval1)
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#endif
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- misc_deregister(&sx_fw_device);
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+ misc_deregister(&sx_fw_device);
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}
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func_exit();
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return retval;
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}
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-
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-static void __exit sx_exit (void)
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+static void __exit sx_exit(void)
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{
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- int i;
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+ int i;
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func_enter();
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#ifdef CONFIG_EISA
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@@ -2691,17 +2821,17 @@ static void __exit sx_exit (void)
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sx_remove_card(&boards[i]);
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if (misc_deregister(&sx_fw_device) < 0) {
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- printk (KERN_INFO "sx: couldn't deregister firmware loader device\n");
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+ printk(KERN_INFO "sx: couldn't deregister firmware loader "
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+ "device\n");
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}
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- sx_dprintk (SX_DEBUG_CLEANUP, "Cleaning up drivers (%d)\n", sx_initialized);
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+ sx_dprintk(SX_DEBUG_CLEANUP, "Cleaning up drivers (%d)\n",
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+ sx_initialized);
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if (sx_initialized)
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- sx_release_drivers ();
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+ sx_release_drivers();
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- kfree (sx_ports);
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+ kfree(sx_ports);
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func_exit();
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}
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module_init(sx_init);
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module_exit(sx_exit);
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-
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-
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