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Allow changing of the timeconstant during autoinit transfers

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Imported-from: https://svn.code.sf.net/p/dosbox/code-0/dosbox/trunk@2018
This commit is contained in:
Sjoerd van der Berg 2004-10-09 08:41:21 +00:00
parent c291c67f5c
commit 608ab6edc7
1 changed files with 5 additions and 1 deletions
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6
src/hardware/sblaster.cpp
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@ -616,7 +616,7 @@ Bitu DEBUG_EnableDebugger(void);
static void DSP_DoCommand(void) {
// LOG_MSG("DSP Command %X",sb.dsp.cmd);
switch (sb.dsp.cmd) {
case 0x04: /* DSP Statues SB 2.0/pro version */
case 0x04: /* DSP Status SB 2.0/pro version */
DSP_FlushData();
DSP_AddData(0xff); //Everthing enabled
break;
@ -642,6 +642,10 @@ static void DSP_DoCommand(void) {
break;
case 0x40: /* Set Timeconstant */
sb.freq=(1000000 / (256 - sb.dsp.in.data[0]));
/* Nasty kind of hack to allow runtime changing of frequency */
if (sb.dma.mode != DSP_DMA_NONE && sb.dma.autoinit) {
DSP_PrepareDMA_Old(sb.dma.mode,sb.dma.autoinit);
}
break;
case 0x41: /* Set Output Samplerate */
case 0x42: /* Set Input Samplerate */