np2/io/cpuio.c - diff

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Diff for /np2/io/cpuio.c between versions 1.2 and 1.9

version 1.2, 2003/10/21 11:22:05	version 1.9, 2004/01/08 16:29:56
Line 1	Line 1
#include "compiler.h"	#include "compiler.h"
#include "i286.h"	#include "cpucore.h"
#include "pccore.h"	#include "pccore.h"
#include "iocore.h"	#include "iocore.h"
#include "sound.h"	#include "sound.h"
Line 8	Line 8

// ---- I/O	// ---- I/O

static void IOOUTCALL cpuio_of0(UINT port, BYTE dat) {	static void IOOUTCALL cpuio_of0(UINT port, REG8 dat) {

cpuio.reset_req = 1;	#if defined(TRACE)
extmem.adrsmask = 0x0fffff;	if (CPU_MSW & 1) {
i286_interrupt(0x02);	TRACEOUT(("80286 ProtectMode Disable"));
	}
	#endif
	epsonio.cpumode = (CPU_MSW & 1)?'P':'R';
	CPU_ADRSMASK = 0x0fffff;
	CPU_RESETREQ = 1;
nevent_forceexit();	nevent_forceexit();
(void)port;	(void)port;
(void)dat;	(void)dat;
}	}

static void IOOUTCALL cpuio_of2(UINT port, BYTE dat) {	static void IOOUTCALL cpuio_of2(UINT port, REG8 dat) {

extmem.adrsmask = 0x1fffff;	CPU_ADRSMASK = 0xffffffff;
(void)port;	(void)port;
(void)dat;	(void)dat;
}	}

static BYTE IOINPCALL cpuio_if0(UINT port) {	static REG8 IOINPCALL cpuio_if0(UINT port) {

BYTE ret;	BYTE ret;

Line 39 static BYTE IOINPCALL cpuio_if0(UINT por	Line 44 static BYTE IOINPCALL cpuio_if0(UINT por
return(ret);	return(ret);
}	}

static BYTE IOINPCALL cpuio_if2(UINT port) {	static REG8 IOINPCALL cpuio_if2(UINT port) {

BYTE ret;	REG8 ret;

ret = 0xfe;	ret = 0xff;
if (extmem.adrsmask != 0x1fffff) {	ret -= (REG8)((CPU_ADRSMASK >> 20) & 1);
ret++;
}
(void)port;	(void)port;
return(ret);	return(ret);
}	}


#ifdef CPU386 // defineを変えてね	#if defined(CPUCORE_IA32)
static void IOOUTCALL cpuio_of6(UINT port, BYTE dat) {	static void IOOUTCALL cpuio_of6(UINT port, REG8 dat) {

switch(dat) {	switch(dat) {
case 0x02:	case 0x02:
extmem.adrsmask = 0x1fffff;	CPU_ADRSMASK = 0xffffffff;
break;	break;

case 0x03:	case 0x03:
extmem.adrsmask = 0x0fffff;	CPU_ADRSMASK = 0x0fffff;
break;
}	}
(void)port;	(void)port;
}	}

static BYTE IOINPCALL cpuio_if6(UINT port) {	static REG8 IOINPCALL cpuio_if6(UINT port) {

BYTE ret;	REG8 ret;

ret = 0x00;	ret = 0x00;
if (extmem.adrsmask != 0x1fffff) {	if (!(CPU_ADRSMASK & (1 << 20))) {
ret \|= 0x01;	ret \|= 0x01;
}	}
if (nmi.enable) {	if (nmiio.enable) {
ret \|= 0x02;	ret \|= 0x02;
}	}
(void)port;	(void)port;
Line 86 static BYTE IOINPCALL cpuio_if6(UINT por	Line 88 static BYTE IOINPCALL cpuio_if6(UINT por

// ---- I/F	// ---- I/F

#ifndef CPU386 // defineを変えてね	#if !defined(CPUCORE_IA32)
static const IOOUT cpuioof0[8] = {	static const IOOUT cpuioof0[8] = {
cpuio_of0, cpuio_of2, NULL, NULL,	cpuio_of0, cpuio_of2, NULL, NULL,
NULL, NULL, NULL, NULL};	NULL, NULL, NULL, NULL};
Line 104 static const IOINP cpuioif0[8] = {	Line 106 static const IOINP cpuioif0[8] = {
NULL, NULL, NULL, NULL};	NULL, NULL, NULL, NULL};
#endif	#endif

void cpuio_reset(void) {

ZeroMemory(&cpuio, sizeof(cpuio));
}

void cpuio_bind(void) {	void cpuio_bind(void) {

iocore_attachsysoutex(0x00f0, 0x0cf1, cpuioof0, 8);	iocore_attachsysoutex(0x00f0, 0x0cf1, cpuioof0, 8);

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Removed from v.1.2
changed lines
	Added in v.1.9