2 * Definitions for the wakeup data structure at the head of the
6 #ifndef ARCH_X86_KERNEL_ACPI_RM_WAKEUP_H
7 #define ARCH_X86_KERNEL_ACPI_RM_WAKEUP_H
10 #include <linux/types.h>
12 /* This must match data at wakeup.S */
13 struct wakeup_header
{
14 u16 video_mode
; /* Video mode number */
15 u32 pmode_entry
; /* Protected mode resume point, 32-bit only */
17 u32 pmode_cr0
; /* Protected mode cr0 */
18 u32 pmode_cr3
; /* Protected mode cr3 */
19 u32 pmode_cr4
; /* Protected mode cr4 */
20 u32 pmode_efer_low
; /* Protected mode EFER */
23 u32 pmode_misc_en_low
; /* Protected mode MISC_ENABLE */
24 u32 pmode_misc_en_high
;
25 u32 pmode_behavior
; /* Wakeup routine behavior flags */
28 u32 signature
; /* To check we have correct structure */
29 } __attribute__((__packed__
));
31 extern struct wakeup_header wakeup_header
;
34 #define WAKEUP_HEADER_OFFSET 8
35 #define WAKEUP_HEADER_SIGNATURE 0x51ee1111
37 /* Wakeup behavior bits */
38 #define WAKEUP_BEHAVIOR_RESTORE_MISC_ENABLE 0
40 #endif /* ARCH_X86_KERNEL_ACPI_RM_WAKEUP_H */