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Make creative sb16 drivers whatcard.exe happy(no need to replace it anymore). Hopefully windows sb16 sound support still works.

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Imported-from: https://svn.code.sf.net/p/dosbox/code-0/dosbox/trunk@2724
This commit is contained in:
Peter Veenstra 2006-11-21 15:12:39 +00:00
parent 61fffb166e
commit 563f6af7fe
1 changed files with 11 additions and 4 deletions
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15
src/hardware/sblaster.cpp
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@ -16,7 +16,7 @@
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
/* $Id: sblaster.cpp,v 1.58 2006-08-28 17:02:31 c2woody Exp $ */
/* $Id: sblaster.cpp,v 1.59 2006-11-21 15:12:39 qbix79 Exp $ */
#include <string.h>
#include <math.h>
@ -158,7 +158,8 @@ static SB_INFO sb;
static char * copyright_string="COPYRIGHT (C) CREATIVE TECHNOLOGY LTD, 1992.";
static Bit8u DSP_cmd_len[256] = {
0,0,0,0, 0,2,0,0, 0,0,0,0, 0,0,0,0, // 0x00
// 0,0,0,0, 1,2,0,0, 0,0,0,0, 0,0,2,1, // 0x00 for SB16. but breaks sbpro
0,0,0,0, 0,2,0,0, 0,0,0,0, 0,0,2,1, // 0x00
1,0,0,0, 2,0,2,2, 0,0,0,0, 0,0,0,0, // 0x10
0,0,0,0, 2,0,0,0, 0,0,0,0, 0,0,0,0, // 0x20
0,0,0,0, 0,0,0,0, 1,0,0,0, 0,0,0,0, // 0x30
@ -682,7 +683,7 @@ static void DSP_ADC_CallBack(DmaChannel * chan, DMAEvent event) {
if (event!=DMA_UNMASKED) return;
Bit8u val=128;
DmaChannel * ch=GetDMAChannel(sb.hw.dma8);
while (sb.dma.left--) {
while (sb.dma.left--) {
ch->Write(1,&val);
}
SB_RaiseIRQ(SB_IRQ_8);
@ -697,7 +698,7 @@ Bitu DEBUG_EnableDebugger(void);
static void DSP_DoCommand(void) {
// LOG_MSG("DSP Command %X",sb.dsp.cmd);
switch (sb.dsp.cmd) {
case 0x04: /* DSP Status SB 2.0/pro version */
case 0x04: /* DSP Status SB 2.0/pro version. NOT SB16. */
DSP_FlushData();
DSP_AddData(0xff); //Everthing enabled
break;
@ -879,6 +880,12 @@ static void DSP_DoCommand(void) {
case 0xa0: case 0xa8: /* Documented only for DSP 3.x */
LOG(LOG_SB,LOG_ERROR)("DSP:Unimplemented input command %2X",sb.dsp.cmd);
break;
case 0x0f: /* SB16 ASP get register */
DSP_AddData(0xff); //Fall through
case 0x0e: /* SB16 ASP Command ? */
case 0x05: /* SB16 ASP set register */
LOG(LOG_SB,LOG_NORMAL)("DSP Unhandled SB16ASP command %X",sb.dsp.cmd);
break;
default:
LOG(LOG_SB,LOG_ERROR)("DSP:Unhandled (undocumented) command %2X",sb.dsp.cmd);
break;