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- #ifndef _ARCH_X86_REALMODE_H
- #define _ARCH_X86_REALMODE_H
- #include <linux/types.h>
- #include <asm/io.h>
- /* This must match data at realmode.S */
- struct real_mode_header {
- u32 text_start;
- u32 ro_end;
- /* reboot */
- #ifdef CONFIG_X86_32
- u32 machine_real_restart_asm;
- #endif
- /* SMP trampoline */
- u32 trampoline_data;
- u32 trampoline_status;
- #ifdef CONFIG_X86_32
- u32 startup_32_smp;
- u32 boot_gdt;
- #else
- u32 startup_64_smp;
- u32 level3_ident_pgt;
- u32 level3_kernel_pgt;
- #endif
- #ifdef CONFIG_ACPI_SLEEP
- u32 wakeup_start;
- u32 wakeup_header;
- #endif
- } __attribute__((__packed__));
- extern struct real_mode_header *real_mode_header;
- extern unsigned char real_mode_blob_end[];
- extern unsigned long init_rsp;
- extern unsigned long initial_code;
- extern unsigned long initial_gs;
- extern unsigned char real_mode_blob[];
- extern unsigned char real_mode_relocs[];
- #ifdef CONFIG_X86_32
- extern unsigned char startup_32_smp[];
- extern unsigned char boot_gdt[];
- #else
- extern unsigned char secondary_startup_64[];
- #endif
- extern void __init setup_real_mode(void);
- #endif /* _ARCH_X86_REALMODE_H */
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