| /* SPDX-License-Identifier: GPL-2.0 */ |
| /* |
| * Copyright 2001-2002 Pavel Machek <pavel@suse.cz> |
| * Based on code |
| * Copyright 2001 Patrick Mochel <mochel@osdl.org> |
| */ |
| #ifndef _ASM_X86_SUSPEND_32_H |
| #define _ASM_X86_SUSPEND_32_H |
| |
| #include <asm/desc.h> |
| #include <asm/fpu/api.h> |
| |
| /* image of the saved processor state */ |
| struct saved_context { |
| /* |
| * On x86_32, all segment registers, with the possible exception of |
| * gs, are saved at kernel entry in pt_regs. |
| */ |
| #ifdef CONFIG_X86_32_LAZY_GS |
| u16 gs; |
| #endif |
| unsigned long cr0, cr2, cr3, cr4; |
| u64 misc_enable; |
| bool misc_enable_saved; |
| struct saved_msrs saved_msrs; |
| struct desc_ptr gdt_desc; |
| struct desc_ptr idt; |
| u16 ldt; |
| u16 tss; |
| unsigned long tr; |
| unsigned long safety; |
| unsigned long return_address; |
| } __attribute__((packed)); |
| |
| /* routines for saving/restoring kernel state */ |
| extern char core_restore_code[]; |
| extern char restore_registers[]; |
| |
| #endif /* _ASM_X86_SUSPEND_32_H */ |
