60 lines
1.7 KiB
C
60 lines
1.7 KiB
C
/*
|
|
* plex86: run multiple x86 operating systems concurrently
|
|
* Copyright (C) 1999-2003 Kevin P. Lawton
|
|
*
|
|
* guest_context.h: monitor stack frame after exception/interrupt
|
|
*
|
|
* This library is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU Lesser General Public
|
|
* License as published by the Free Software Foundation; either
|
|
* version 2 of the License, or (at your option) any later version.
|
|
*
|
|
* This library 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
|
|
* Lesser General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Lesser General Public
|
|
* License along with this library; if not, write to the Free Software
|
|
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
|
*/
|
|
|
|
#ifndef __GUEST_CONTEXT_H__
|
|
#define __GUEST_CONTEXT_H__
|
|
|
|
#include "eflags.h"
|
|
|
|
/* This is the guest context (from ring3) pushed on the monitor stack (ring0)
|
|
* during an exception/interrupt. Part is pushed automatically by the
|
|
* CPU, part by the interrupt handling code.
|
|
*
|
|
* Values are pushed starting with the end of this structure, towards
|
|
* the beginning, since stack pushes descend in address.
|
|
*/
|
|
typedef struct {
|
|
Bit32u gs;
|
|
Bit32u fs;
|
|
Bit32u ds;
|
|
Bit32u es;
|
|
|
|
Bit32u edi;
|
|
Bit32u esi;
|
|
Bit32u ebp;
|
|
Bit32u dummy_esp;
|
|
Bit32u ebx;
|
|
Bit32u edx;
|
|
Bit32u ecx;
|
|
Bit32u eax;
|
|
|
|
Bit32u vector;
|
|
Bit32u error;
|
|
|
|
Bit32u eip;
|
|
Bit32u cs;
|
|
eflags_t eflags;
|
|
Bit32u esp;
|
|
Bit32u ss;
|
|
} guest_context_t;
|
|
|
|
#endif /* __GUEST_CONTEXT_H__ */
|