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/*
* This file is part of the coreboot project.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; version 2 of the License.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#ifndef __AMD64_SAVE_STATE_H__
#define __AMD64_SAVE_STATE_H__
#endif
#include <types.h>
#include <cpu/x86/smm.h>
/* AMD64 x86 SMM State-Save Area
* starts @ 0x7e00
*/
#define SMM_AMD64_ARCH_OFFSET 0x7e00
#define SMM_AMD64_SAVE_STATE_OFFSET \
SMM_SAVE_STATE_BEGIN(SMM_AMD64_ARCH_OFFSET)
typedef struct {
u16 es_selector;
u16 es_attributes;
u32 es_limit;
u64 es_base;
u16 cs_selector;
u16 cs_attributcs;
u32 cs_limit;
u64 cs_base;
u16 ss_selector;
u16 ss_attributss;
u32 ss_limit;
u64 ss_base;
u16 ds_selector;
u16 ds_attributds;
u32 ds_limit;
u64 ds_base;
u16 fs_selector;
u16 fs_attributfs;
u32 fs_limit;
u64 fs_base;
u16 gs_selector;
u16 gs_attributgs;
u32 gs_limit;
u64 gs_base;
u8 reserved0[4];
u16 gdtr_limit;
u8 reserved1[2];
u64 gdtr_base;
u16 ldtr_selector;
u16 ldtr_attributes;
u32 ldtr_limit;
u64 ldtr_base;
u8 reserved2[4];
u16 idtr_limit;
u8 reserved3[2];
u64 idtr_base;
u16 tr_selector;
u16 tr_attributes;
u32 tr_limit;
u64 tr_base;
u64 io_restart_rip;
u64 io_restart_rcx;
u64 io_restart_rsi;
u64 io_restart_rdi;
u32 smm_io_trap_offset;
u32 local_smi_status;
u8 io_restart;
u8 autohalt_restart;
u8 reserved5[6];
u64 efer;
u8 reserved6[36];
u32 smm_revision;
u32 smbase;
u8 reserved7[68];
u64 cr4;
u64 cr3;
u64 cr0;
u64 dr7;
u64 dr6;
u64 rflags;
u64 rip;
u64 r15;
u64 r14;
u64 r13;
u64 r12;
u64 r11;
u64 r10;
u64 r9;
u64 r8;
u64 rdi;
u64 rsi;
u64 rpb;
u64 rsp;
u64 rbx;
u64 rdx;
u64 rcx;
u64 rax;
} __packed amd64_smm_state_save_area_t;
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