df6b35f409
We already have fpu/types.h, move i387.h to fpu/api.h. The file name has become a misnomer anyway: it offers generic FPU APIs, but is not limited to i387 functionality. Reviewed-by: Borislav Petkov <bp@alien8.de> Cc: Andy Lutomirski <luto@amacapital.net> Cc: Dave Hansen <dave.hansen@linux.intel.com> Cc: Fenghua Yu <fenghua.yu@intel.com> Cc: H. Peter Anvin <hpa@zytor.com> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Oleg Nesterov <oleg@redhat.com> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Thomas Gleixner <tglx@linutronix.de> Signed-off-by: Ingo Molnar <mingo@kernel.org>
49 lines
1.3 KiB
C
49 lines
1.3 KiB
C
/*
|
|
* Copyright 2001-2003 Pavel Machek <pavel@suse.cz>
|
|
* Based on code
|
|
* Copyright 2001 Patrick Mochel <mochel@osdl.org>
|
|
*/
|
|
#ifndef _ASM_X86_SUSPEND_64_H
|
|
#define _ASM_X86_SUSPEND_64_H
|
|
|
|
#include <asm/desc.h>
|
|
#include <asm/fpu/api.h>
|
|
|
|
/*
|
|
* Image of the saved processor state, used by the low level ACPI suspend to
|
|
* RAM code and by the low level hibernation code.
|
|
*
|
|
* If you modify it, fix arch/x86/kernel/acpi/wakeup_64.S and make sure that
|
|
* __save/__restore_processor_state(), defined in arch/x86/kernel/suspend_64.c,
|
|
* still work as required.
|
|
*/
|
|
struct saved_context {
|
|
struct pt_regs regs;
|
|
u16 ds, es, fs, gs, ss;
|
|
unsigned long gs_base, gs_kernel_base, fs_base;
|
|
unsigned long cr0, cr2, cr3, cr4, cr8;
|
|
u64 misc_enable;
|
|
bool misc_enable_saved;
|
|
unsigned long efer;
|
|
u16 gdt_pad; /* Unused */
|
|
struct desc_ptr gdt_desc;
|
|
u16 idt_pad;
|
|
u16 idt_limit;
|
|
unsigned long idt_base;
|
|
u16 ldt;
|
|
u16 tss;
|
|
unsigned long tr;
|
|
unsigned long safety;
|
|
unsigned long return_address;
|
|
} __attribute__((packed));
|
|
|
|
#define loaddebug(thread,register) \
|
|
set_debugreg((thread)->debugreg##register, register)
|
|
|
|
/* routines for saving/restoring kernel state */
|
|
extern int acpi_save_state_mem(void);
|
|
extern char core_restore_code;
|
|
extern char restore_registers;
|
|
|
|
#endif /* _ASM_X86_SUSPEND_64_H */
|