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tp/libs/dolphin/os/OSError.c

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//
// Generated By: dol2asm
// Translation Unit: OSError
//
#include "dolphin/os/OSError.h"
#include "dol2asm.h"
#include "dolphin/base/PPCArch.h"
#include "dolphin/dsp/dsp.h"
#include "dolphin/dvd/dvdlow.h"
#include "dolphin/os/OS.h"
OSThread* __OSCurrentThread : (OS_BASE_CACHED | 0x00E4);
OSThreadQueue __OSActiveThreadQueue : (OS_BASE_CACHED | 0x00DC);
volatile OSContext* __OSFPUContext : (OS_BASE_CACHED | 0x00D8);
//
// External References:
//
extern u32 __OSLastInterruptSrr0;
extern s16 __OSLastInterrupt[4];
extern OSTime __OSLastInterruptTime;
//
// Declarations:
//
/* ############################################################################################## */
/* 8044BAD0-8044BB20 0787F0 0044+0C 2/2 2/2 0/0 .bss __OSErrorTable */
extern OSErrorHandler __OSErrorTable[17];
OSErrorHandler __OSErrorTable[17];
/* 804509A0-804509A4 000420 0004+00 1/1 2/2 0/0 .sdata __OSFpscrEnableBits */
#define FPSCR_ENABLE (FPSCR_VE | FPSCR_OE | FPSCR_UE | FPSCR_ZE | FPSCR_XE)
SECTION_SDATA extern u32 __OSFpscrEnableBits = FPSCR_ENABLE;
/* 8033C580-8033C798 336EC0 0218+00 0/0 4/4 0/0 .text OSSetErrorHandler */
OSErrorHandler OSSetErrorHandler(OSError error, OSErrorHandler handler) {
OSErrorHandler oldHandler;
BOOL enabled;
enabled = OSDisableInterrupts();
oldHandler = __OSErrorTable[error];
__OSErrorTable[error] = handler;
if (error == EXCEPTION_FLOATING_POINT_EXCEPTION) {
u32 msr;
u32 fpscr;
OSThread* thread;
msr = PPCMfmsr();
PPCMtmsr(msr | MSR_FP);
fpscr = PPCMffpscr();
if (handler) {
for (thread = __OSActiveThreadQueue.head; thread;
thread = thread->active_threads_link.next)
{
thread->context.srr1 |= MSR_FE0 | MSR_FE1;
if ((thread->context.state & OS_CONTEXT_STATE_FPSAVED) == 0) {
int i;
thread->context.state |= OS_CONTEXT_STATE_FPSAVED;
for (i = 0; i < 32; ++i) {
*(u64*)&thread->context.fpr[i] = (u64)0xffffffffffffffffLL;
*(u64*)&thread->context.ps[i] = (u64)0xffffffffffffffffLL;
}
thread->context.fpscr = FPSCR_NI;
}
thread->context.fpscr |= __OSFpscrEnableBits & FPSCR_ENABLE;
thread->context.fpscr &=
~(FPSCR_VXVC | FPSCR_VXIMZ | FPSCR_VXZDZ | FPSCR_VXIDI | FPSCR_VXISI |
FPSCR_VXSNAN | FPSCR_VXSOFT | FPSCR_VXSQRT | FPSCR_VXCVI | FPSCR_XX |
FPSCR_ZX | FPSCR_UX | FPSCR_OX | FPSCR_FX | FPSCR_FI);
}
fpscr |= __OSFpscrEnableBits & FPSCR_ENABLE;
msr |= MSR_FE0 | MSR_FE1;
} else {
for (thread = __OSActiveThreadQueue.head; thread;
thread = thread->active_threads_link.next)
{
thread->context.srr1 &= ~(MSR_FE0 | MSR_FE1);
thread->context.fpscr &= ~FPSCR_ENABLE;
thread->context.fpscr &=
~(FPSCR_VXVC | FPSCR_VXIMZ | FPSCR_VXZDZ | FPSCR_VXIDI | FPSCR_VXISI |
FPSCR_VXSNAN | FPSCR_VXSOFT | FPSCR_VXSQRT | FPSCR_VXCVI | FPSCR_XX |
FPSCR_ZX | FPSCR_UX | FPSCR_OX | FPSCR_FX | FPSCR_FI);
}
fpscr &= ~FPSCR_ENABLE;
msr &= ~(MSR_FE0 | MSR_FE1);
}
fpscr &= ~(FPSCR_VXVC | FPSCR_VXIMZ | FPSCR_VXZDZ | FPSCR_VXIDI | FPSCR_VXISI |
FPSCR_VXSNAN | FPSCR_VXSOFT | FPSCR_VXSQRT | FPSCR_VXCVI | FPSCR_XX | FPSCR_ZX |
FPSCR_UX | FPSCR_OX | FPSCR_FX | FPSCR_FI);
PPCMtfpscr(fpscr);
PPCMtmsr(msr);
}
OSRestoreInterrupts(enabled);
return oldHandler;
}
/* ############################################################################################## */
/* 803CF918-803CF930 02CA38 0016+02 1/1 0/0 0/0 .data @13 */
SECTION_DATA static char lit_13[] = " in \"%s\" on line %d.\n";
// /* 803CF930-803CF958 02CA50 0026+02 0/0 0/0 0/0 .data @14 */
#pragma push
#pragma force_active on
SECTION_DATA static char lit_14[] = "\nAddress: Back Chain LR Save\n";
#pragma pop
// /* 803CF958-803CF974 02CA78 001C+00 0/0 0/0 0/0 .data @15 */
#pragma push
#pragma force_active on
SECTION_DATA static char lit_15[] = "0x%08x: 0x%08x 0x%08x\n";
#pragma pop
/* 803CF974-803CF994 02CA94 001D+03 0/1 0/0 0/0 .data @74 */
#pragma push
#pragma force_active on
SECTION_DATA static char lit_74[] = "Non-recoverable Exception %d";
#pragma pop
/* 803CF994-803CF9AC 02CAB4 0017+01 0/1 0/0 0/0 .data @75 */
#pragma push
#pragma force_active on
SECTION_DATA static char lit_75[] = "Unhandled Exception %d";
#pragma pop
/* 803CF9AC-803CF9E0 02CACC 0031+03 0/1 0/0 0/0 .data @77 */
#pragma push
#pragma force_active on
SECTION_DATA static char lit_77[] = "\nDSISR = 0x%08x DAR = 0x%08x\n";
#pragma pop
/* 803CF9E0-803CF9F0 02CB00 0010+00 0/1 0/0 0/0 .data @78 */
#pragma push
#pragma force_active on
SECTION_DATA static char lit_78[] = "TB = 0x%016llx\n";
#pragma pop
/* 803CF9F0-803CFA50 02CB10 0060+00 0/1 0/0 0/0 .data @79 */
#pragma push
#pragma force_active on
SECTION_DATA static char lit_79[] = "\nInstruction at 0x%x (read from SRR0) attempted to access "
"invalid address 0x%x (read from DAR)\n";
#pragma pop
/* 803CFA50-803CFA9C 02CB70 004C+00 0/0 0/0 0/0 .data @80 */
#pragma push
#pragma force_active on
SECTION_DATA static char lit_80[] =
"\nAttempted to fetch instruction from invalid address 0x%x (read from SRR0)\n";
#pragma pop
/* 803CFA9C-803CFB00 02CBBC 0062+02 0/0 0/0 0/0 .data @81 */
#pragma push
#pragma force_active on
SECTION_DATA static char lit_81[] = "\nInstruction at 0x%x (read from SRR0) attempted to access "
"unaligned address 0x%x (read from DAR)\n";
#pragma pop
/* 803CFB00-803CFB60 02CC20 0060+00 0/0 0/0 0/0 .data @82 */
#pragma push
#pragma force_active on
SECTION_DATA static char lit_82[] = "\nProgram exception : Possible illegal instruction/operation "
"at or around 0x%x (read from SRR0)\n";
#pragma pop
/* 803CFB60-803CFB80 02CC80 001F+01 0/0 0/0 0/0 .data @83 */
#pragma push
#pragma force_active on
SECTION_DATA static char lit_83[] = "AI DMA Address = 0x%04x%04x\n";
#pragma pop
/* 803CFB80-803CFBA0 02CCA0 001F+01 0/0 0/0 0/0 .data @84 */
#pragma push
#pragma force_active on
SECTION_DATA static char lit_84[] = "ARAM DMA Address = 0x%04x%04x\n";
#pragma pop
/* 803CFBA0-803CFBBC 02CCC0 001B+01 0/0 0/0 0/0 .data @85 */
#pragma push
#pragma force_active on
SECTION_DATA static char lit_85[] = "DI DMA Address = 0x%08x\n";
#pragma pop
/* 803CFBBC-803CFBF4 02CCDC 0035+03 0/1 0/0 0/0 .data @86 */
#pragma push
#pragma force_active on
SECTION_DATA static char lit_86[] = "\nLast interrupt (%d): SRR0 = 0x%08x TB = 0x%016llx\n";
#pragma pop
/* 803CFBF4-803CFC38 -00001 0040+04 1/1 0/0 0/0 .data @87 */
SECTION_DATA static void* lit_87[16 + 1 /* padding */] = {
(void*)(((char*)__OSUnhandledException) + 0x2B4),
(void*)(((char*)__OSUnhandledException) + 0x2B4),
(void*)(((char*)__OSUnhandledException) + 0x20C),
(void*)(((char*)__OSUnhandledException) + 0x224),
(void*)(((char*)__OSUnhandledException) + 0x2B4),
(void*)(((char*)__OSUnhandledException) + 0x238),
(void*)(((char*)__OSUnhandledException) + 0x250),
(void*)(((char*)__OSUnhandledException) + 0x2B4),
(void*)(((char*)__OSUnhandledException) + 0x2B4),
(void*)(((char*)__OSUnhandledException) + 0x2B4),
(void*)(((char*)__OSUnhandledException) + 0x2B4),
(void*)(((char*)__OSUnhandledException) + 0x2B4),
(void*)(((char*)__OSUnhandledException) + 0x2B4),
(void*)(((char*)__OSUnhandledException) + 0x2B4),
(void*)(((char*)__OSUnhandledException) + 0x2B4),
(void*)(((char*)__OSUnhandledException) + 0x268),
/* padding */
NULL,
};
/* 804509A4-804509A8 000424 0002+02 1/1 0/0 0/0 .sdata @76 */
SECTION_SDATA static char lit_76[] = "\n";
/* 8033C798-8033CA80 3370D8 02E8+00 1/0 2/2 0/0 .text __OSUnhandledException */
#ifdef NONMATCHING
void __OSUnhandledException(__OSException exception, OSContext* context, u32 dsisr, u32 dar) {
OSTime now;
now = OSGetTime();
if (!(context->srr1 & MSR_RI)) {
OSReport("Non-recoverable Exception %d", exception);
} else {
if (exception == EXCEPTION_PROGRAM && (context->srr1 & (0x80000000 >> 11)) &&
__OSErrorTable[EXCEPTION_FLOATING_POINT_EXCEPTION] != 0) {
u32 fpscr;
u32 msr;
exception = EXCEPTION_FLOATING_POINT_EXCEPTION;
msr = PPCMfmsr();
PPCMtmsr(msr | MSR_FP);
if (__OSFPUContext) {
OSSaveFPUContext((OSContext*)__OSFPUContext);
}
fpscr = PPCMffpscr();
fpscr &= ~(FPSCR_VXVC | FPSCR_VXIMZ | FPSCR_VXZDZ | FPSCR_VXIDI | FPSCR_VXISI |
FPSCR_VXSNAN | FPSCR_VXSOFT | FPSCR_VXSQRT | FPSCR_VXCVI | FPSCR_XX |
FPSCR_ZX | FPSCR_UX | FPSCR_OX | FPSCR_FX | FPSCR_FI);
PPCMtfpscr(fpscr);
PPCMtmsr(msr);
if (__OSFPUContext == context) {
OSDisableScheduler();
__OSErrorTable[exception](exception, context, dsisr, dar);
context->srr1 &= ~MSR_FP;
__OSFPUContext = NULL;
context->fpscr &=
~(FPSCR_VXVC | FPSCR_VXIMZ | FPSCR_VXZDZ | FPSCR_VXIDI | FPSCR_VXISI |
FPSCR_VXSNAN | FPSCR_VXSOFT | FPSCR_VXSQRT | FPSCR_VXCVI | FPSCR_XX |
FPSCR_ZX | FPSCR_UX | FPSCR_OX | FPSCR_FX | FPSCR_FI);
OSEnableScheduler();
__OSReschedule();
} else {
context->srr1 &= ~MSR_FP;
__OSFPUContext = NULL;
}
OSLoadContext(context);
}
if (__OSErrorTable[exception]) {
OSDisableScheduler();
__OSErrorTable[exception](exception, context, dsisr, dar);
OSEnableScheduler();
__OSReschedule();
OSLoadContext(context);
}
if (exception == OS_ERROR_DECREMENTER) {
OSLoadContext(context);
}
OSReport("Unhandled Exception %d", exception);
}
OSReport("\n");
OSDumpContext(context);
OSReport("\nDSISR = 0x%08x DAR = 0x%08x\n", dsisr, dar);
OSReport("TB = 0x%016llx\n", now);
switch (exception) {
case EXCEPTION_DSI:
OSReport("\nInstruction at 0x%x (read from SRR0) attempted to access "
"invalid address 0x%x (read from DAR)\n",
context->srr0, dar);
break;
case EXCEPTION_ISI:
OSReport("\nAttempted to fetch instruction from invalid address 0x%x "
"(read from SRR0)\n",
context->srr0);
break;
case EXCEPTION_ALIGNMENT:
OSReport("\nInstruction at 0x%x (read from SRR0) attempted to access "
"unaligned address 0x%x (read from DAR)\n",
context->srr0, dar);
break;
case EXCEPTION_PROGRAM:
OSReport("\nProgram exception : Possible illegal instruction/operation "
"at or around 0x%x (read from SRR0)\n",
context->srr0, dar);
break;
case EXCEPTION_MEMORY_PROTECTION:
OSReport("\n");
OSReport("AI DMA Address = 0x%04x%04x\n", __DSPRegs[0x00000018],
__DSPRegs[0x00000018 + 1]);
OSReport("ARAM DMA Address = 0x%04x%04x\n", __DSPRegs[0x00000010],
__DSPRegs[0x00000010 + 1]);
OSReport("DI DMA Address = 0x%08x\n", __DIRegs[0x00000005]);
break;
}
OSReport("\nLast interrupt (%d): SRR0 = 0x%08x TB = 0x%016llx\n", __OSLastInterrupt[0],
__OSLastInterruptSrr0, __OSLastInterruptTime);
PPCHalt();
}
#else
#pragma push
#pragma optimization_level 0
#pragma optimizewithasm off
asm void __OSUnhandledException(__OSException exception, OSContext* context, u32 dsisr, u32 dar) {
nofralloc
#include "asm/dolphin/os/OSError/__OSUnhandledException.s"
}
#pragma pop
#endif
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