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AICA: Correct slotmon readback. Streaming sounds now advance in e.g. capsnk. [R. Belmont]

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R. Belmont 2011-02-27 21:13:32 +00:00
parent b08febb0fd
commit 2674258a6f
1 changed files with 36 additions and 7 deletions
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43
src/emu/sound/aica.c
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@ -135,13 +135,17 @@ struct _SLOT
#define MIFULL(aica) ((aica->udata.data[4]>>0x0)&0x0200)
#define MIEMPTY(aica) ((aica->udata.data[4]>>0x0)&0x0100)
#define AFSEL(aica) ((aica->udata.data[6]>>0x0)&0x4000)
#define MSLC(aica) ((aica->udata.data[6]>>0x8)&0x3F)
#define AFSEL(aica) ((aica->udata.data[0xc/2]>>0x0)&0x4000)
#define MSLC(aica) ((aica->udata.data[0xc/2]>>0x8)&0x3F)
#define SCILV0(aica) ((aica->udata.data[0xa8/2]>>0x0)&0xff)
#define SCILV1(aica) ((aica->udata.data[0xac/2]>>0x0)&0xff)
#define SCILV2(aica) ((aica->udata.data[0xb0/2]>>0x0)&0xff)
#define MCIEB(aica) ((aica->udata.data[0xb4/2]>>0x0)&0xff)
#define MCIPD(aica) ((aica->udata.data[0xb8/2]>>0x0)&0xff)
#define MCIRE(aica) ((aica->udata.data[0xbc/2]>>0x0)&0xff)
#define SCIEX0 0
#define SCIEX1 1
#define SCIEX2 2
@ -802,6 +806,16 @@ static void AICA_UpdateReg(aica_state *AICA, int reg)
AICA->IrqMidi=DecodeSCI(AICA,SCIMID);
}
break;
case 0xb4:
case 0xb5:
case 0xb6:
case 0xb7:
if (MCIEB(AICA) & 0x20)
{
logerror("AICA: Interrupt requested on SH-4!\n");
}
break;
}
}
@ -833,11 +847,11 @@ static void AICA_UpdateRegR(aica_state *AICA, int reg)
case 0x10: // LP check
case 0x11:
{
int MSLC = (AICA->udata.data[0xc/2]>>8) & 0x3f; // which slot are we monitoring?
int slotnum = MSLC(AICA);
struct _SLOT *slot=AICA->Slots + slotnum;
UINT16 LP = 0;
if (!(AFSEL(AICA)))
{
struct _SLOT *slot=AICA->Slots + MSLC;
UINT16 LP;
UINT16 SGC;
int EG;
@ -851,14 +865,29 @@ static void AICA_UpdateRegR(aica_state *AICA, int reg)
AICA->udata.data[0x10/2] = (EG & 0x1FF8) | SGC | LP;
}
else
{
LP = slot->lpend ? 0x8000 : 0x0000;
AICA->udata.data[0x10/2] = LP;
}
}
break;
case 0x14: // CA (slot address)
case 0x15:
{
int MSLC = (AICA->udata.data[0xc/2]>>8) & 0x3f; // which slot are we monitoring?
unsigned int CA = AICA->Slots[MSLC].cur_addr>>(SHIFT+12);
int slotnum = MSLC(AICA);
struct _SLOT *slot=AICA->Slots+slotnum;
unsigned int CA = 0;
if (PCMS(slot) == 0) // 16-bit samples
{
CA = (slot->cur_addr>>(SHIFT-1))&AICA->RAM_MASK16;
}
else // 8-bit PCM and 4-bit ADPCM
{
CA = (slot->cur_addr>>SHIFT)&AICA->RAM_MASK;
}
AICA->udata.data[0x14/2] = CA;
}