59 lines
1.5 KiB
C
59 lines
1.5 KiB
C
/*
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* Copyright (c) 2026, Chloe M.
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* Provided under the BSD-3 clause.
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*
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* Description: Trap handlers
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* Author: Chloe M.
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*/
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#ifndef _MACHINE_TRAP_H_
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#define _MACHINE_TRAP_H_ 1
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#include <ptdef.h>
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#include <machine/frame.h>
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/* Trap vectors */
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#define TRAP_DIVERR 0x00
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#define TRAP_DEBUG_EXCEPTION 0x01
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#define TRAP_NMI 0x02
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#define TRAP_BREAKPOINT 0x03
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#define TRAP_OVERFLOW 0x04
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#define TRAP_BOUND_RANGE 0x05
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#define TRAP_INVALID_OPCODE 0x06
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#define TRAP_NO_COPROCESSOR 0x07
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#define TRAP_DOUBLE_FAULT 0x08
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#define TRAP_RESERVED 0x09
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#define TRAP_INVALID_TSS 0x0A
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#define TRAP_SEG_NOT_PRESENT 0x0B
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#define TRAP_STACK_SEG_FAULT 0x0C
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#define TRAP_GENERAL_PROTECTION 0x0D
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#define TRAP_PAGE_FAULT 0x0E
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#define TRAP_SYSCALL 0x2E
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/* Prototypes of trap functions */
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VOID TrapDivError(VOID);
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VOID TrapDebugException(VOID);
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VOID TrapNmi(VOID);
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VOID TrapBreakPoint(VOID);
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VOID TrapOverflow(VOID);
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VOID TrapBoundRange(VOID);
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VOID TrapInvalidOpcode(VOID);
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VOID TrapNoCoprocessor(VOID);
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VOID TrapDoubleFault(VOID);
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VOID TrapReserved(VOID);
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VOID TrapInvalidTss(VOID);
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VOID TrapSegNotPresent(VOID);
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VOID TrapStackSegmentFault(VOID);
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VOID TrapGeneralProtection(VOID);
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VOID TrapPageFault(VOID);
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VOID TrapLegacySyscall(VOID);
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/*
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* Used to dispatch traps that happen on the processor
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*
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* @TrapFrame: Trap frame associated with event
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*/
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VOID MdTrapDispatch(TRAP_FRAME *TrapFrame);
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#endif /* !_MACHINE_TRAP_H_ */
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