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https://github.com/elliotnunn/powermac-rom.git
synced 2024-06-01 01:41:30 +00:00
neaten vec table
This commit is contained in:
Elliot Nunn
parent
9c7d9c6730
commit
e52f6d1ecd
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@ -39,20 +39,20 @@ rAlt set r8
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addi rAlt, r1, KDP.VecTblAlternate
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_kaddr r23, rNK, SystemCrash
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stw r23, VecTbl.SystemResetVector(rSys)
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stw r23, VecTbl.SystemResetVector(rAlt)
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stw r23, VecTbl.SystemReset(rSys)
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stw r23, VecTbl.SystemReset(rAlt)
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_kaddr r23, rNK, IntMachineCheck
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stw r23, VecTbl.MachineCheckVector(rSys)
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stw r23, VecTbl.MachineCheckVector(rAlt)
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stw r23, VecTbl.MachineCheck(rSys)
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stw r23, VecTbl.MachineCheck(rAlt)
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_kaddr r23, rNK, IntDSI
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stw r23, VecTbl.DSIVector(rSys)
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stw r23, VecTbl.DSIVector(rAlt)
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stw r23, VecTbl.DSI(rSys)
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stw r23, VecTbl.DSI(rAlt)
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_kaddr r23, rNK, IntISI
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stw r23, VecTbl.ISIVector(rSys)
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stw r23, VecTbl.ISIVector(rAlt)
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stw r23, VecTbl.ISI(rSys)
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stw r23, VecTbl.ISI(rAlt)
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lbz r22, NKConfigurationInfo.InterruptHandlerKind(rCI)
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@ -67,37 +67,37 @@ rAlt set r8
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beq @chosenIntHandler
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@chosenIntHandler
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stw r23, VecTbl.ExternalIntVector(rSys)
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stw r23, VecTbl.External(rSys)
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_kaddr r23, rNK, IntProgram
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stw r23, VecTbl.ExternalIntVector(rAlt)
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stw r23, VecTbl.External(rAlt)
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_kaddr r23, rNK, IntAlignment
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stw r23, VecTbl.AlignmentIntVector(rSys)
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stw r23, VecTbl.AlignmentIntVector(rAlt)
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stw r23, VecTbl.Alignment(rSys)
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stw r23, VecTbl.Alignment(rAlt)
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_kaddr r23, rNK, IntProgram
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stw r23, VecTbl.ProgramIntVector(rSys)
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stw r23, VecTbl.ProgramIntVector(rAlt)
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stw r23, VecTbl.Program(rSys)
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stw r23, VecTbl.Program(rAlt)
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_kaddr r23, rNK, IntFPUnavail
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stw r23, VecTbl.FPUnavailVector(rSys)
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stw r23, VecTbl.FPUnavailVector(rAlt)
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stw r23, VecTbl.FPUnavail(rSys)
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stw r23, VecTbl.FPUnavail(rAlt)
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_kaddr r23, rNK, IntDecrementerSystem
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stw r23, VecTbl.DecrementerVector(rSys)
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stw r23, VecTbl.Decrementer(rSys)
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_kaddr r23, rNK, IntDecrementerAlternate
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stw r23, VecTbl.DecrementerVector(rAlt)
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stw r23, VecTbl.Decrementer(rAlt)
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_kaddr r23, rNK, IntSyscall
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stw r23, VecTbl.SyscallVector(rSys)
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stw r23, VecTbl.SyscallVector(rAlt)
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stw r23, VecTbl.Syscall(rSys)
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stw r23, VecTbl.Syscall(rAlt)
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_kaddr r23, rNK, IntTrace
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stw r23, VecTbl.TraceVector(rSys)
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stw r23, VecTbl.TraceVector(rAlt)
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stw r23, 0x0080(rSys) ; Unexplored parts of vecBase
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stw r23, 0x0080(rAlt)
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stw r23, VecTbl.Trace(rSys)
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stw r23, VecTbl.Trace(rAlt)
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stw r23, VecTbl.OtherTrace(rSys)
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stw r23, VecTbl.OtherTrace(rAlt)
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; MemRetry vector table
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@ -105,10 +105,10 @@ rAlt set r8
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addi r8, r1, KDP.VecTblMemRetry
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_kaddr r23, rNK, MemRetryMachineCheck
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stw r23, VecTbl.MachineCheckVector(r8)
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stw r23, VecTbl.MachineCheck(r8)
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_kaddr r23, rNK, MemRetryDSI
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stw r23, VecTbl.DSIVector(r8)
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stw r23, VecTbl.DSI(r8)
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########################################################################
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@ -282,7 +282,7 @@ KCallPrioritizeInterrupts
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lwz r7, CB.r7(r6)
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lwz r8, KDP.r1(r1)
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mfsprg r9, 3
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lwz r9, VecTbl.ExternalIntVector(r9)
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lwz r9, VecTbl.External(r9)
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mtsprg 1, r8
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mtlr r9
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lwz r8, CB.r8(r6)
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@ -1,28 +1,28 @@
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VecTbl RECORD 0, INCR ; SPRG3 vector table (looked up by ROM vectors)
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ds.l 1 ; 00 ; scratch for IVT?
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SystemResetVector ds.l 1 ; 04 ; called by IVT+100 (system reset)
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MachineCheckVector ds.l 1 ; 08 ; called by IVT+200 (machine check)
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DSIVector ds.l 1 ; 0c ; called by IVT+300 (DSI)
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ISIVector ds.l 1 ; 10 ; called by IVT+400 (ISI)
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ExternalIntVector ds.l 1 ; 14 ; called by IVT+500 (external interrupt)
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AlignmentIntVector ds.l 1 ; 18 ; called by IVT+600 (alignment)
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ProgramIntVector ds.l 1 ; 1c ; called by IVT+700 (program)
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FPUnavailVector ds.l 1 ; 20 ; called by IVT+KDP.BATs + 0xa0 (FP unavail)
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DecrementerVector ds.l 1 ; 24 ; called by IVT+900 (decrementer)
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ReservedVector1 ds.l 1 ; 28 ; called by IVT+a00 (reserved)
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ReservedVector2 ds.l 1 ; 2c ; called by IVT+b00 (reserved)
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SyscallVector ds.l 1 ; 30 ; called by IVT+c00 (system call)
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TraceVector ds.l 1 ; 34 ; called by IVT+d00 (trace)
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FPAssistVector ds.l 1 ; 38 ; called by IVT+e00 (FP assist)
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PerfMonitorVector ds.l 1 ; 3c ; called by IVT+f00 (perf monitor)
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ds.l 1 ; 00 ; scratch for IVT
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SystemReset ds.l 1 ; 04 ; from IVT+100
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MachineCheck ds.l 1 ; 08 ; from IVT+200
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DSI ds.l 1 ; 0c ; from IVT+300
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ISI ds.l 1 ; 10 ; from IVT+400
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External ds.l 1 ; 14 ; from IVT+500
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Alignment ds.l 1 ; 18 ; from IVT+600
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Program ds.l 1 ; 1c ; from IVT+700
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FPUnavail ds.l 1 ; 20 ; from IVT+800
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Decrementer ds.l 1 ; 24 ; from IVT+900
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ReservedVector1 ds.l 1 ; 28 ; from IVT+a00
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ReservedVector2 ds.l 1 ; 2c ; from IVT+b00
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Syscall ds.l 1 ; 30 ; from IVT+c00
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Trace ds.l 1 ; 34 ; from IVT+d00
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FPAssist ds.l 1 ; 38 ; from IVT+e00
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PerfMonitor ds.l 1 ; 3c ; from IVT+f00
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ds.l 1 ; 40
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ds.l 1 ; 44
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ds.l 1 ; 48
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ds.l 1 ; 4c ; Vectors from here downwards are called from
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ds.l 1 ; 50 ; odd places in the IVT????
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ds.l 1 ; 50 ; odd places in the IVT
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ds.l 1 ; 54
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ds.l 1 ; 58 ; seems AltiVec-related
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ThermalEventVector ds.l 1 ; 5c
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ThermalEvent ds.l 1 ; 5c
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ds.l 1 ; 60
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ds.l 1 ; 64
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ds.l 1 ; 68
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@ -31,7 +31,7 @@ ThermalEventVector ds.l 1 ; 5c
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ds.l 1 ; 74
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ds.l 1 ; 78
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ds.l 1 ; 7c
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ds.l 1 ; 80 ; shares with TraceVector in Y and G
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OtherTrace ds.l 1 ; 80
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ds.l 1 ; 84
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ds.l 1 ; 88
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ds.l 1 ; 8c
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@ -46,7 +46,7 @@ ThermalEventVector ds.l 1 ; 5c
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ds.l 1 ; b0
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ds.l 1 ; b4
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ds.l 1 ; b8
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ds.l 1 ; bc ; called by IVT+0 (reserved)
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ds.l 1 ; bc ; from IVT+0
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Size equ *
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ENDR
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