SmramSaveStateMap.h File Reference

Data Structures
struct	SMRAM_SAVE_STATE_MAP32
struct	SMRAM_SAVE_STATE_MAP64
union	SMRAM_SAVE_STATE_MAP
union	SMRAM_SAVE_STATE_IOMISC

Macros
#define	SMM_DEFAULT_SMBASE   0x30000
#define	SMM_HANDLER_OFFSET   0x8000
#define	SMRAM_SAVE_STATE_MAP_OFFSET   0xfc00
#define	SMRAM_SAVE_STATE_MIN_REV_ID_IOMISC   0x30004
#define	SMM_IO_LENGTH_BYTE   0x01
#define	SMM_IO_LENGTH_WORD   0x02
#define	SMM_IO_LENGTH_DWORD   0x04
#define	SMM_IO_TYPE_IN_IMMEDIATE   0x9
#define	SMM_IO_TYPE_IN_DX   0x1
#define	SMM_IO_TYPE_OUT_IMMEDIATE   0x8
#define	SMM_IO_TYPE_OUT_DX   0x0
#define	SMM_IO_TYPE_INS   0x3
#define	SMM_IO_TYPE_OUTS   0x2
#define	SMM_IO_TYPE_REP_INS   0x7
#define	SMM_IO_TYPE_REP_OUTS   0x6

Detailed Description

SMRAM Save State Map Definitions.

SMRAM Save State Map definitions based on contents of the Intel(R) 64 and IA-32 Architectures Software Developer's Manual Volume 3C, Section 34.4 SMRAM Volume 3C, Section 34.5 SMI Handler Execution Environment Volume 3C, Section 34.7 Managing Synchronous and Asynchronous SMIs

Copyright (c) 2015 - 2019, Intel Corporation. All rights reserved.
SPDX-License-Identifier: BSD-2-Clause-Patent

Macro Definition Documentation

#define SMM_DEFAULT_SMBASE   0x30000

Default SMBASE address

#define SMM_HANDLER_OFFSET   0x8000

Offset of SMM handler from SMBASE

#define SMM_IO_LENGTH_BYTE   0x01

SMRAM Save State Map IOMisc I/O Length Values

#define SMM_IO_LENGTH_DWORD   0x04

#define SMM_IO_LENGTH_WORD   0x02

#define SMM_IO_TYPE_IN_DX   0x1

#define SMM_IO_TYPE_IN_IMMEDIATE   0x9

SMRAM Save State Map IOMisc I/O Instruction Type Values

#define SMM_IO_TYPE_INS   0x3

#define SMM_IO_TYPE_OUT_DX   0x0

#define SMM_IO_TYPE_OUT_IMMEDIATE   0x8

#define SMM_IO_TYPE_OUTS   0x2

#define SMM_IO_TYPE_REP_INS   0x7

#define SMM_IO_TYPE_REP_OUTS   0x6

#define SMRAM_SAVE_STATE_MAP_OFFSET   0xfc00

Offset of SMRAM Save State Map from SMBASE

#define SMRAM_SAVE_STATE_MIN_REV_ID_IOMISC   0x30004

Minimum SMM Revision ID that supports IOMisc field in SMRAM Save State Map