82 lines
2.6 KiB
C
82 lines
2.6 KiB
C
/*
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* This file is part of the libpayload project.
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*
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* Copyright 2013 Google Inc.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#ifndef _ARCH_EXCEPTION_H
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#define _ARCH_EXCEPTION_H
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#include <stdint.h>
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void exception_dispatch(void);
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void exception_init_asm(void);
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struct exception_state
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{
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uint32_t eax;
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uint32_t ecx;
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uint32_t edx;
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uint32_t ebx;
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uint32_t esp;
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uint32_t ebp;
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uint32_t esi;
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uint32_t edi;
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uint32_t eip;
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uint32_t eflags;
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uint32_t cs;
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uint32_t ss;
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uint32_t ds;
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uint32_t es;
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uint32_t fs;
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uint32_t gs;
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} __attribute__((packed));
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enum {
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EXC_DE = 0, /* Divide by zero */
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EXC_DB = 1, /* Debug */
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EXC_NMI = 2, /* Non maskable interrupt */
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EXC_BP = 3, /* Breakpoint */
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EXC_OF = 4, /* Overflow */
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EXC_BR = 5, /* Bound range */
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EXC_UD = 6, /* Invalid opcode */
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EXC_NM = 7, /* Device not available */
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EXC_DF = 8, /* Double fault */
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EXC_TS = 10, /* Invalid TSS */
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EXC_NP = 11, /* Segment not present */
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EXC_SS = 12, /* Stack */
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EXC_GP = 13, /* General protection */
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EXC_PF = 14, /* Page fault */
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EXC_MF = 16, /* x87 floating point */
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EXC_AC = 17, /* Alignment check */
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EXC_MC = 18, /* Machine check */
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EXC_XF = 19, /* SIMD floating point */
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EXC_SX = 30, /* Security */
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EXC_COUNT
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};
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#endif
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