diff options
Diffstat (limited to 'include/asm-x86/suspend_64.h')
| -rw-r--r-- | include/asm-x86/suspend_64.h | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/include/asm-x86/suspend_64.h b/include/asm-x86/suspend_64.h new file mode 100644 index 00000000000..b897e8cb55f --- /dev/null +++ b/include/asm-x86/suspend_64.h @@ -0,0 +1,55 @@ +/* + * Copyright 2001-2003 Pavel Machek <pavel@suse.cz> + * Based on code + * Copyright 2001 Patrick Mochel <mochel@osdl.org> + */ +#include <asm/desc.h> +#include <asm/i387.h> + +static inline int +arch_prepare_suspend(void) +{ + return 0; +} + +/* Image of the saved processor state. If you touch this, fix acpi_wakeup.S. */ +struct saved_context { + u16 ds, es, fs, gs, ss; + unsigned long gs_base, gs_kernel_base, fs_base; + unsigned long cr0, cr2, cr3, cr4, cr8; + unsigned long efer; + u16 gdt_pad; + u16 gdt_limit; + unsigned long gdt_base; + u16 idt_pad; + u16 idt_limit; + unsigned long idt_base; + u16 ldt; + u16 tss; + unsigned long tr; + unsigned long safety; + unsigned long return_address; + unsigned long eflags; +} __attribute__((packed)); + +/* We'll access these from assembly, so we'd better have them outside struct */ +extern unsigned long saved_context_eax, saved_context_ebx, saved_context_ecx, saved_context_edx; +extern unsigned long saved_context_esp, saved_context_ebp, saved_context_esi, saved_context_edi; +extern unsigned long saved_context_r08, saved_context_r09, saved_context_r10, saved_context_r11; +extern unsigned long saved_context_r12, saved_context_r13, saved_context_r14, saved_context_r15; +extern unsigned long saved_context_eflags; + +#define loaddebug(thread,register) \ + set_debugreg((thread)->debugreg##register, register) + +extern void fix_processor_context(void); + +extern unsigned long saved_rip; +extern unsigned long saved_rsp; +extern unsigned long saved_rbp; +extern unsigned long saved_rbx; +extern unsigned long saved_rsi; +extern unsigned long saved_rdi; + +/* routines for saving/restoring kernel state */ +extern int acpi_save_state_mem(void); |