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OCD on PCE.

This commit is contained in:
iq_132 2014-01-24 01:30:41 +00:00
parent bca61622a8
commit 7d7df26c7e
1 changed files with 18 additions and 19 deletions
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15
src/burn/drv/pce/pce.cpp
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@ -39,7 +39,6 @@ static UINT8 *PCECartRAM;
static UINT8 *PCEUserRAM; static UINT8 *PCEUserRAM;
static UINT8 *PCECDBRAM; static UINT8 *PCECDBRAM;
static UINT32 *DrvPalette; static UINT32 *DrvPalette;
UINT8 PCEPaletteRecalc; UINT8 PCEPaletteRecalc;
@ -63,7 +62,6 @@ static INT32 pce_sf2 = 0;
static INT32 pce_sf2_bank; static INT32 pce_sf2_bank;
static UINT8 bram_locked = 1; static UINT8 bram_locked = 1;
INT32 PceGetZipName(char** pszName, UINT32 i) INT32 PceGetZipName(char** pszName, UINT32 i)
{ {
static char szFilename[MAX_PATH]; static char szFilename[MAX_PATH];
@ -218,19 +216,22 @@ static void pce_write(UINT32 address, UINT8 data)
h6280_irq_status_w(address & 0x3ff, data); h6280_irq_status_w(address & 0x3ff, data);
return; return;
case 0x1ff800: case 0x1ff800: // cd system
{
switch( address & 0xf ) switch( address & 0xf )
{ {
case 0x07: /* BRAM unlock / CD status */ case 0x07: /* BRAM unlock / CD status */
{
if (data & 0x80) if (data & 0x80)
{ {
bram_locked = 0; bram_locked = 0;
} }
}
break; break;
} }
bprintf(0,_T("CD write %x:%x\n"), address, data ); bprintf(0,_T("CD write %x:%x\n"), address, data );
// cd system }
return; return;
} }
@ -249,13 +250,10 @@ static void pce_write(UINT32 address, UINT8 data)
static UINT8 pce_read(UINT32 address) static UINT8 pce_read(UINT32 address)
{ {
address &= 0x1fffff; address &= 0x1fffff;
switch (address & ~0x3ff) switch (address & ~0x3ff)
{ {
case 0x1fe000: case 0x1fe000:
return vdc_read(0, address); return vdc_read(0, address);
@ -316,6 +314,7 @@ static UINT8 pce_read(UINT32 address)
} }
bprintf(0,_T("Unknown read %x\n"), address ); bprintf(0,_T("Unknown read %x\n"), address );
return 0; return 0;
} }