marioparty4/src/dolphin/db.c

43 lines
1 KiB
C

#include <dolphin/db.h>
#include <dolphin/os.h>
DBInterface* __DBInterface = NULL;
int DBVerbose;
extern void __DBExceptionStart();
extern void __DBExceptionEnd();
extern void __DBExceptionSetNumber();
void DBInit(void) {
__DBInterface = (DBInterface*)OSPhysicalToCached(OS_DBINTERFACE_ADDR);
__DBInterface->ExceptionDestination = (void (*)())OSCachedToPhysical(__DBExceptionDestination);
DBVerbose = TRUE;
}
void __DBExceptionDestinationAux(void) {
u32* contextAddr = (void*)0x00C0;
OSContext* context = (OSContext*)OSPhysicalToCached(*contextAddr);
OSReport("DBExceptionDestination\n");
OSDumpContext(context);
PPCHalt();
}
/* clang-format off */
asm void __DBExceptionDestination(void) {
nofralloc
mfmsr r3
ori r3, r3, 0x10|0x20
mtmsr r3
b __DBExceptionDestinationAux
}
/* clang-format on */
BOOL __DBIsExceptionMarked(__OSException exception) {
u32 mask = 1 << exception;
return (BOOL)(__DBInterface->exceptionMask & mask);
}
void DBPrintf(char* format, ...) {}