| /* |
| * Definitions for the wakeup data structure at the head of the |
| * wakeup code. |
| */ |
| |
| #ifndef ARCH_X86_KERNEL_ACPI_RM_WAKEUP_H |
| #define ARCH_X86_KERNEL_ACPI_RM_WAKEUP_H |
| |
| #ifndef __ASSEMBLY__ |
| #include <linux/types.h> |
| |
| /* This must match data at wakeup.S */ |
| struct wakeup_header { |
| u16 video_mode; /* Video mode number */ |
| u16 _jmp1; /* ljmpl opcode, 32-bit only */ |
| u32 pmode_entry; /* Protected mode resume point, 32-bit only */ |
| u16 _jmp2; /* CS value, 32-bit only */ |
| u32 pmode_cr0; /* Protected mode cr0 */ |
| u32 pmode_cr3; /* Protected mode cr3 */ |
| u32 pmode_cr4; /* Protected mode cr4 */ |
| u32 pmode_efer_low; /* Protected mode EFER */ |
| u32 pmode_efer_high; |
| u64 pmode_gdt; |
| u32 realmode_flags; |
| u32 real_magic; |
| u16 trampoline_segment; /* segment with trampoline code, 64-bit only */ |
| u8 _pad1; |
| u8 wakeup_jmp; |
| u16 wakeup_jmp_off; |
| u16 wakeup_jmp_seg; |
| u64 wakeup_gdt[3]; |
| u32 signature; /* To check we have correct structure */ |
| } __attribute__((__packed__)); |
| |
| extern struct wakeup_header wakeup_header; |
| #endif |
| |
| #define HEADER_OFFSET 0x3f00 |
| #define WAKEUP_SIZE 0x4000 |
| |
| #endif /* ARCH_X86_KERNEL_ACPI_RM_WAKEUP_H */ |
