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Auto intialize dma transfers now use the dma block size parameter setup previously

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Imported-from: https://svn.code.sf.net/p/dosbox/code-0/dosbox/trunk@1295
This commit is contained in:
Sjoerd van der Berg 2003-10-05 19:12:09 +00:00
parent c441866164
commit 21949d3225
1 changed files with 3 additions and 1 deletions
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4
src/hardware/sblaster.cpp
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@ -461,7 +461,6 @@ static void DSP_StartDMATranfser(DMA_MODES mode) {
char * type;
/* First fill with current whatever is playing */
DSP_ChangeMode(MODE_NONE);
sb.dma.total=1+sb.dsp.in.data[0]+(sb.dsp.in.data[1] << 8);
sb.dma.left=sb.dma.total;
if (sb.use_time_constant) {
sb.dma.rate=(1000000 / (256 - sb.time_constant));
@ -568,6 +567,7 @@ static void DSP_DoCommand(void) {
case 0x24: /* Singe Cycle 8-Bit DMA ADC */
case 0x14: /* Singe Cycle 8-Bit DMA DAC */
case 0x91: /* Singe Cycle 8-Bit DMA High speed DAC */
sb.dma.total=1+sb.dsp.in.data[0]+(sb.dsp.in.data[1] << 8);
DSP_StartDMATranfser(DMA_8_SINGLE);
break;
case 0x90: /* Auto Init 8-bit DMA High Speed */
@ -585,9 +585,11 @@ static void DSP_DoCommand(void) {
case 0x75: /* 075h : Single Cycle 4-bit ADPCM Reference */
sb.adpcm.reference=0x1000000;
case 0x74: /* 074h : Single Cycle 4-bit ADPCM */
sb.dma.total=1+sb.dsp.in.data[0]+(sb.dsp.in.data[1] << 8);
DSP_StartDMATranfser(DMA_4_SINGLE);
break;
case 0x80: /* Silence DAC */
sb.dma.total=1+sb.dsp.in.data[0]+(sb.dsp.in.data[1] << 8);
DSP_StartDMATranfser(DMA_8_SILENCE);
break;
case 0xd0: /* Halt 8-bit DMA */