sos-code-article6.75/hwcore/exception.h

84 lines
3.6 KiB
C

/* Copyright (C) 2004 David Decotigny
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; either version 2
of the License, or (at your option) any later version.
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., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
USA.
*/
#ifndef _SOS_HWEXCEPT_H_
#define _SOS_HWEXCEPT_H_
/**
* @file exception.c
*
* Hardware exception routines management.
*/
#ifndef ASM_SOURCE
# include <sos/errno.h>
# include "cpu_context.h"
#endif
/**
* Standard Intel x86 exceptions.
*
* @see Intel x86 doc vol 3, section 5.12.
*/
#define SOS_EXCEPT_DIVIDE_ERROR 0 // No error code
#define SOS_EXCEPT_DEBUG 1 // No error code
#define SOS_EXCEPT_NMI_INTERRUPT 2 // No error code
#define SOS_EXCEPT_BREAKPOINT 3 // No error code
#define SOS_EXCEPT_OVERFLOW 4 // No error code
#define SOS_EXCEPT_BOUND_RANGE_EXCEDEED 5 // No error code
#define SOS_EXCEPT_INVALID_OPCODE 6 // No error code
#define SOS_EXCEPT_DEVICE_NOT_AVAILABLE 7 // No error code
#define SOS_EXCEPT_DOUBLE_FAULT 8 // Yes (Zero)
#define SOS_EXCEPT_COPROCESSOR_SEGMENT_OVERRUN 9 // No error code
#define SOS_EXCEPT_INVALID_TSS 10 // Yes
#define SOS_EXCEPT_SEGMENT_NOT_PRESENT 11 // Yes
#define SOS_EXCEPT_STACK_SEGMENT_FAULT 12 // Yes
#define SOS_EXCEPT_GENERAL_PROTECTION 13 // Yes
#define SOS_EXCEPT_PAGE_FAULT 14 // Yes
#define SOS_EXCEPT_INTEL_RESERVED_1 15 // No
#define SOS_EXCEPT_FLOATING_POINT_ERROR 16 // No
#define SOS_EXCEPT_ALIGNEMENT_CHECK 17 // Yes (Zero)
#define SOS_EXCEPT_MACHINE_CHECK 18 // No
#define SOS_EXCEPT_INTEL_RESERVED_2 19 // No
#define SOS_EXCEPT_INTEL_RESERVED_3 20 // No
#define SOS_EXCEPT_INTEL_RESERVED_4 21 // No
#define SOS_EXCEPT_INTEL_RESERVED_5 22 // No
#define SOS_EXCEPT_INTEL_RESERVED_6 23 // No
#define SOS_EXCEPT_INTEL_RESERVED_7 24 // No
#define SOS_EXCEPT_INTEL_RESERVED_8 25 // No
#define SOS_EXCEPT_INTEL_RESERVED_9 26 // No
#define SOS_EXCEPT_INTEL_RESERVED_10 27 // No
#define SOS_EXCEPT_INTEL_RESERVED_11 28 // No
#define SOS_EXCEPT_INTEL_RESERVED_12 29 // No
#define SOS_EXCEPT_INTEL_RESERVED_13 30 // No
#define SOS_EXCEPT_INTEL_RESERVED_14 31 // No
#ifndef ASM_SOURCE
typedef void (*sos_exception_handler_t)(int exception_number,
const struct sos_cpu_state *cpu_kstate);
sos_ret_t sos_exception_subsystem_setup(void);
sos_ret_t sos_exception_set_routine(int exception_number,
sos_exception_handler_t routine);
sos_exception_handler_t sos_exception_get_routine(int exception_number);
const char * sos_exception_get_name(int exception_number);
#endif /* ! ASM_SOURCE */
#endif /* _SOS_HWEXCEPT_H_ */