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/*
* This file is part of the coreboot project.
*
* Copyright (C) 2009 coresystems GmbH
*
* 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.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc.
*/
#ifndef __ARCH_REGISTERS_H
#define __ARCH_REGISTERS_H
#define __PACKED __attribute__((packed))
#define DOWNTO8(A) \
union { \
struct { \
union { \
struct { \
uint8_t A##l; \
uint8_t A##h; \
} __PACKED; \
uint16_t A##x; \
} __PACKED; \
uint16_t h##A##x; \
} __PACKED; \
uint32_t e##A##x; \
} __PACKED;
#define DOWNTO16(A) \
union { \
struct { \
uint16_t A; \
uint16_t h##A; \
} __PACKED; \
uint32_t e##A; \
} __PACKED;
struct eregs {
DOWNTO8(a);
DOWNTO8(c);
DOWNTO8(d);
DOWNTO8(b);
DOWNTO16(sp);
DOWNTO16(bp);
DOWNTO16(si);
DOWNTO16(di);
uint32_t vector;
uint32_t error_code;
uint32_t eip;
uint32_t cs;
uint32_t eflags;
};
#endif
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