void TRIBackupSettings()
{
if(TRISettingsName == (char*)0 || TRISettingsLoc == 0 || TRISettingsSize == 0)
return;
void *GameSettingsLoc = (TRIGame == TRI_AX || TRIGame == TRI_YAK) ? (void*)TRISettingsLoc : (void*)P2C(read32(TRISettingsLoc));
sync_before_read_align32(GameSettingsLoc, TRISettingsSize);
sync_before_read_align32(OUR_SETTINGS_LOC, TRISettingsSize);
if((memcmp(OUR_SETTINGS_LOC, GameSettingsLoc, TRISettingsSize) != 0) && (memcmp(GameSettingsLoc, "SB", 2) == 0))
{
dbgprintf("TRI:Writing Settings\r\n");
memcpy(OUR_SETTINGS_LOC, GameSettingsLoc, TRISettingsSize);
FIL backup;
if(f_open_char(&backup, TRISettingsName, FA_WRITE | FA_CREATE_ALWAYS) == FR_OK)
{
u32 wrote;
f_write(&backup, OUR_SETTINGS_LOC, TRISettingsSize, &wrote);
f_close(&backup);
}
sync_after_write_align32(OUR_SETTINGS_LOC, TRISettingsSize);
TRI_BackupAvailable = 1;
}
}
void TRIReadSettings()
{
if(TRISettingsName == (char*)0 || TRISettingsSize == 0)
return;
FIL backup;
if (f_open_char(&backup, TRISettingsName, FA_OPEN_EXISTING | FA_READ) == FR_OK)
{
if(backup.obj.objsize == TRISettingsSize)
{
u32 read;
u8 sbuf[TRISettingsSize];
f_read(&backup, sbuf, TRISettingsSize, &read);
if(memcmp(sbuf, "SB", 2) == 0)
{
dbgprintf("TRI:Reading Settings\r\n");
memcpy(OUR_SETTINGS_LOC, sbuf, TRISettingsSize);
sync_after_write_align32(OUR_SETTINGS_LOC, TRISettingsSize);
TRI_BackupAvailable = 1;
}
}
f_close(&backup);
}
}
void GCAMUpdateRegisters( void )
{
u32 i;
u32 *GInterface = (u32*)(GCAM_BASE);
u32 *GInterfaceS = (u32*)(GCAM_SHADOW);
sync_before_read( (void*)GCAM_BASE, 0x40 );
if( read32(GCAM_CONTROL) != 0xdeadbeef )
{
if( read32( GCAM_CONTROL ) & (~3) )
{
write32( GCAM_CONTROL, 0xdeadbeef );
sync_after_write( (void*)GCAM_BASE, 0x40 );
return;
}
/*write32( GCAM_SCONTROL, read32(GCAM_CONTROL) & 3 );
clear32( GCAM_SSTATUS, 0x14 );
write32( GCAM_CONTROL, 0xdeadbeef );
write32( GCAM_RETURN, 0xdeadbeef );
write32( GCAM_STATUS, 0xdeadbeef );
sync_after_write( (void*)GCAM_BASE, 0x40 );*/
for( i=0; i < 5; ++i )
{
if( GInterface[i] != 0xdeadbeef )
{
GInterfaceS[i] = GInterface[i];
GInterface[i] = 0xdeadbeef;
}
}
switch( read32(GCAM_SCMD) >> 24 )
{
case 0x00:
{
//dbgprintf("CARD:Warning unknown command!\n");
} break;
case 0x50:
{
char *datain = (char*)P2C( read32(GCAM_SCMD_1) );
u32 lenin = read32(GCAM_SCMD_2);
char *dataout = (char*)P2C( read32(GCAM_SCMD_3) );
u32 lenout = read32(GCAM_SCMD_4);
#ifdef DEBUG_GCAM
dbgprintf("SI:Transfer( %p, %u, %p, %u )\n", datain, lenin, dataout, lenout );
hexdump( datain, lenin );
#endif
sync_before_read_align32(datain, lenin);
switch( datain[0] )
{
// dbgprintf("[%02X]", datain[0] );
case 0x00:
{
W32( (u32)dataout, 0x10110800 );
// dbgprintf("Reset(0x%p)\n", dataout );
} break;
default:
// CMD_DIRECT
case 0x40:
// CMD_ORIGIN
case 0x41:
// CMD_RECALIBRATE
case 0x42:
{
memset( dataout, 0, lenout );
} break;
}
sync_after_write_align32(dataout, lenout);
//hexdump( dataout, lenout );
//while( read32(GCAM_CONTROL) & 1 )
// clear32( GCAM_CONTROL, 1 );
//while( (read32(GCAM_SSTATUS) & 0x10) != 0x10 )
// set32( GCAM_SSTATUS, 0x10 );
} break;
case 0x70:
{
char *datain = (char*)P2C( read32(GCAM_SCMD_1) );
char *dataout = (char*)P2C( read32(GCAM_SCMD_2) );
//dbgprintf("GC-AM:Command( %p, %u, %p, %u )\n", datain, 0x80, dataout, 0x80 );
sync_before_read_align32(datain, 0x80);
memcpy( Bufi, datain, 0x80 );
GCAMCommand( Bufi, Buf );
if( FirstCMD == 0 )
{
memset32( dataout, 0, 0x80 );
FirstCMD = 1;
} else {
memcpy( dataout, Bufo, 0x80 );
memcpy( Bufo, Buf, 0x80 );
}
sync_after_write_align32(dataout, 0x80);
//hexdump( dataout, 0x10 );
//while( read32(GCAM_CONTROL) & 1 )
// clear32( GCAM_CONTROL, 1 );
//while( (read32(GCAM_SSTATUS) & 0x10) != 0x10 )
// set32( GCAM_SSTATUS, 0x10 );
} break;
default:
{
dbgprintf("Unhandled cmd:%02X\n", read32(GCAM_SCMD) );
Shutdown();
} break;
}
//to be 100% sure we dont ever read a still cached block in ppc
write32( GCAM_CONTROL, 0xdeadbeef );
sync_after_write( (void*)GCAM_BASE, 0x40 );
}
}
