np2/cbus/cs4231io.c - diff

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Diff for /np2/cbus/cs4231io.c between versions 1.5 and 1.9

version 1.5, 2004/01/05 14:16:34	version 1.9, 2005/02/07 14:46:08
Line 1	Line 1
#include "compiler.h"	#include "compiler.h"
#include "memory.h"	#include "cpucore.h"
#include "pccore.h"	#include "pccore.h"
#include "iocore.h"	#include "iocore.h"
#include "cs4231io.h"	#include "cs4231io.h"
Line 83 void cs4231io_reset(void) {	Line 83 void cs4231io_reset(void) {
cs4231.adrs = 0x22;	cs4231.adrs = 0x22;
cs4231.dmairq = cs4231irq[(cs4231.adrs >> 3) & 7];	cs4231.dmairq = cs4231irq[(cs4231.adrs >> 3) & 7];
cs4231.dmach = cs4231dma[cs4231.adrs & 7];	cs4231.dmach = cs4231dma[cs4231.adrs & 7];
cs4231.step = 22050;
if (cs4231.dmach != 0xff) {	if (cs4231.dmach != 0xff) {
dmac_attach(DMADEV_CS4231, cs4231.dmach);	dmac_attach(DMADEV_CS4231, cs4231.dmach);
}	}
Line 112 void IOOUTCALL cs4231io_w8(UINT port, RE	Line 111 void IOOUTCALL cs4231io_w8(UINT port, RE
dmac_detach(DMADEV_CS4231);	dmac_detach(DMADEV_CS4231);
if (cs4231.dmach != 0xff) {	if (cs4231.dmach != 0xff) {
dmac_attach(DMADEV_CS4231, cs4231.dmach);	dmac_attach(DMADEV_CS4231, cs4231.dmach);
	#if 0
	if (cs4231.sdc_enable) {
	dmac.dmach[cs4231.dmach].ready = 1;
	dmac_check();
	}
	#endif
}	}
break;	break;

Line 126 void IOOUTCALL cs4231io_w8(UINT port, RE	Line 131 void IOOUTCALL cs4231io_w8(UINT port, RE
case 6:	case 6:
cs4231.intflag = 0;	cs4231.intflag = 0;
break;	break;

	case 7:
	cs4231_datasend(value);
	break;
}	}
}	}

Line 142 REG8 IOINPCALL cs4231io_r8(UINT port) {	Line 151 REG8 IOINPCALL cs4231io_r8(UINT port) {
return(cs4231.index & 0x7f);	return(cs4231.index & 0x7f);

case 5:	case 5:
return((((BYTE )(&cs4231.reg)) + (cs4231.index & 0x1f)));	return((((UINT8 )(&cs4231.reg)) + (cs4231.index & 0x1f)));

case 6:	case 6:
return(cs4231.intflag);	return(cs4231.intflag);

RetroPC.NET-CVS <cvs@retropc.net>

Removed from v.1.5
changed lines
	Added in v.1.9