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60 lines
1.7 KiB
C
60 lines
1.7 KiB
C
/*
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Copyright (C) 2001 StrmnNrmn
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#ifndef CORE_INTERRUPT_H_
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#define CORE_INTERRUPT_H_
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#include "Core/CPU.h"
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#include "Ultra/ultra_R4300.h"
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void R4300_Exception_TLB( u32 virtual_address, u32 exception_code, u32 exception_vector );
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void R4300_Exception_Break();
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void R4300_Exception_Syscall();
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void R4300_Exception_CopUnusuable();
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// Update the CAUSE_IP3 value after MI_INTR_MASK_REG or MI_INTR_REG changes
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inline void R4300_Interrupt_UpdateCause3()
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{
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//
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// If any interrupts pending when they are unmasked, the interrupt fires
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//
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if ((Memory_MI_GetRegister(MI_INTR_MASK_REG) &
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Memory_MI_GetRegister(MI_INTR_REG)) == 0)
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{
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// Clear the Cause register
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gCPUState.CPUControl[C0_CAUSE]._u32 &= ~CAUSE_IP3;
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}
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else
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{
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gCPUState.CPUControl[C0_CAUSE]._u32 |= CAUSE_IP3;
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gCPUState.AddJob( CPU_CHECK_INTERRUPTS );
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}
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}
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void R4300_Handle_Exception();
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void R4300_Handle_Interrupt();
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#ifdef DAEDALUS_PROFILE_EXECUTION
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extern u32 gNumExceptions;
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extern u32 gNumInterrupts;
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#endif
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#endif // CORE_INTERRUPT_H_
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