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Some fixes

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This commit is contained in:
Cacodemon345
2024-03-05 16:14:50 +06:00
committed by Kagamiin~
parent 2e9e20c078
commit 0362f563f6
2 changed files with 43 additions and 4 deletions
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4
src/sound/snd_ess.c
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@@ -250,7 +250,7 @@ ess_mixer_write(uint16_t addr, uint8_t val, void *priv)
}
default:
//sb_log("ess: Unknown register WRITE: %02X\t%02X\n", mixer->index, mixer->regs[mixer->index]);
pclog("ess: Unknown register WRITE: %02X\t%02X\n", mixer->index, mixer->regs[mixer->index]);
break;
}
}
@@ -334,7 +334,7 @@ ess_mixer_read(uint16_t addr, void *priv)
break;
}
return 0x00;
return 0x0a;
}
void

43
src/sound/snd_sb_dsp.c
View File

@@ -585,15 +585,53 @@ sb_16_write_dma(void *priv, uint16_t val)
void
sb_dsp_setirq(sb_dsp_t *dsp, int irq)
{
uint8_t t = 0x00;
sb_dsp_log("IRQ now: %i\n", irq);
dsp->sb_irqnum = irq;
/* legacy audio interrupt control */
t = 0x80;/*game compatible IRQ*/
switch (dsp->sb_irqnum) {
case 5: t |= 0x5; break;
case 7: t |= 0xA; break;
case 10: t |= 0xF; break;
}
ESSreg(0xB1) = t;
/* DRQ control */
t = 0x80;/*game compatible DRQ */
switch (dsp->sb_8_dmanum) {
case 0: t |= 0x5; break;
case 1: t |= 0xA; break;
case 3: t |= 0xF; break;
}
ESSreg(0xB2) = t;
}
void
sb_dsp_setdma8(sb_dsp_t *dsp, int dma)
{
uint8_t t = 0x00;
sb_dsp_log("8-bit DMA now: %i\n", dma);
dsp->sb_8_dmanum = dma;
/* legacy audio interrupt control */
t = 0x80;/*game compatible IRQ*/
switch (dsp->sb_irqnum) {
case 5: t |= 0x5; break;
case 7: t |= 0xA; break;
case 10: t |= 0xF; break;
}
ESSreg(0xB1) = t;
/* DRQ control */
t = 0x80;/*game compatible DRQ */
switch (dsp->sb_8_dmanum) {
case 0: t |= 0x5; break;
case 1: t |= 0xA; break;
case 3: t |= 0xF; break;
}
ESSreg(0xB2) = t;
}
void
@@ -661,7 +699,7 @@ static void sb_ess_update_autolen(sb_dsp_t *dsp) {
static void sb_ess_write_reg(sb_dsp_t *dsp, uint8_t reg, uint8_t data)
{
uint8_t chg = 0x00;
sb_dsp_log("ESS register write reg=%02xh val=%02xh\n",reg,data);
pclog("ESS register write reg=%02xh val=%02xh\n",reg,data);
switch (reg) {
case 0xA1: /* Extended Mode Sample Rate Generator */
@@ -798,6 +836,7 @@ sb_exec_command(sb_dsp_t *dsp)
dsp->sb_8051_ram[0x20] = dsp->sb_command;
if (IS_ESS(dsp) && dsp->sb_command >= 0xA0 && dsp->sb_command <= 0xCF) {
pclog("dsp->sb_command = 0x%X\n", dsp->sb_command);
if (dsp->sb_command == 0xC6 || dsp->sb_command == 0xC7) {
dsp->ess_extended_mode = !!(dsp->sb_command == 0xC6);
return;
@@ -1365,7 +1404,7 @@ sb_write(uint16_t a, uint8_t v, void *priv)
if (dsp->sb_command <= 0xC0) {
sb_commands[dsp->sb_command] = 1;
} else {
sb_commands[dsp->sb_command] = 0;
sb_commands[dsp->sb_command] = -1;
}
}
}