np2/io/fdc.c - diff

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Diff for /np2/io/fdc.c between versions 1.1 and 1.5

version 1.1, 2003/10/16 17:57:52	version 1.5, 2003/12/08 00:55:32
Line 4	Line 4


#include "compiler.h"	#include "compiler.h"
#include "dosio.h"
#include "i286.h"
#include "pccore.h"	#include "pccore.h"
#include "iocore.h"	#include "iocore.h"
#include "fddfile.h"	#include "fddfile.h"


static const BYTE FDCCMD_TABLE[32] = {	static const UINT8 FDCCMD_TABLE[32] = {
0, 0, 8, 2, 1, 8, 8, 1, 0, 8, 1, 0, 8, 5, 0, 2,	0, 0, 8, 2, 1, 8, 8, 1, 0, 8, 1, 0, 8, 5, 0, 2,
0, 8, 0, 0, 0, 0, 0, 0, 0, 8, 0, 0, 0, 8, 0, 0};	0, 8, 0, 0, 0, 0, 0, 0, 0, 8, 0, 0, 0, 8, 0, 0};

Line 42 static BOOL fdc_isfdcinterrupt(void) {	Line 40 static BOOL fdc_isfdcinterrupt(void) {
return(fdc.intreq);	return(fdc.intreq);
}	}

BYTE DMACCALL fdc_dmafunc(BYTE func) {	REG8 DMACCALL fdc_dmafunc(REG8 func) {

switch(func) {	switch(func) {
case DMAEXT_START:	case DMAEXT_START:
Line 55 BYTE DMACCALL fdc_dmafunc(BYTE func) {	Line 53 BYTE DMACCALL fdc_dmafunc(BYTE func) {
return(0);	return(0);
}	}

static void fdc_dmaready(BYTE enable) {	static void fdc_dmaready(REG8 enable) {

if (CTRL_FDMEDIA == DISKTYPE_2HD) {	if (CTRL_FDMEDIA == DISKTYPE_2HD) {
dmac.dmach[DMA_2HD].ready = enable;	dmac.dmach[DMA_2HD].ready = enable;
Line 74 void fdcbusy_error7(NEVENTITEM item) {	Line 72 void fdcbusy_error7(NEVENTITEM item) {
}	}
}	}

	#if 0 // ↑イベントは残しとく...
static void fdcderay_error7(SINT16 ms) { // ver0.27	static void fdcderay_error7(SINT16 ms) { // ver0.27

fdc.busy = 1;	fdc.busy = 1;
Line 81 static void fdcderay_error7(SINT16 ms) {	Line 80 static void fdcderay_error7(SINT16 ms) {
fdc.status &= ~FDCSTAT_RQM;	fdc.status &= ~FDCSTAT_RQM;
nevent_setbyms(NEVENT_FDCBUSY, ms, fdcbusy_error7, NEVENT_ABSOLUTE);	nevent_setbyms(NEVENT_FDCBUSY, ms, fdcbusy_error7, NEVENT_ABSOLUTE);
}	}
	#endif


// ----------------------------------------------------------------------	// ----------------------------------------------------------------------
Line 143 static void fdc_timeoutset(void) {	Line 143 static void fdc_timeoutset(void) {



static BOOL FDC_DriveCheck(BYTE protectcheck) {	static BOOL FDC_DriveCheck(BOOL protectcheck) {

if (!fddfile[fdc.us].fname[0]) {	if (!fddfile[fdc.us].fname[0]) {
fdc.stat[fdc.us] = FDCRLT_IC0 \| FDCRLT_NR \| (fdc.hd << 2) \| fdc.us;	fdc.stat[fdc.us] = FDCRLT_IC0 \| FDCRLT_NR \| (fdc.hd << 2) \| fdc.us;
Line 352 static void readsector(void) {	Line 352 static void readsector(void) {
fdcsend_error7();	fdcsend_error7();
return;	return;
}	}

fdc.event = FDCEVENT_BUFSEND2;	fdc.event = FDCEVENT_BUFSEND2;
fdc.bufp = 0;	fdc.bufp = 0;
#if 1 // ver0.27 ??	#if 1 // ver0.27 ??
Line 467 static void FDC_ReadID(void) { //	Line 468 static void FDC_ReadID(void) { //

switch(fdc.event) {	switch(fdc.event) {
case FDCEVENT_CMDRECV:	case FDCEVENT_CMDRECV:
	fdc.mf = fdc.cmd & 0x40;
get_hdus();	get_hdus();
	if (fdd_readid() == SUCCESS) {
	fdcsend_success7();
	}
	else {
	fdc.stat[fdc.us] = fdc.us \| (fdc.hd << 2) \|
	FDCRLT_IC0 \| FDCRLT_MA;
	fdcsend_error7();
	}
break;	break;
}	}
}	}
Line 586 static const FDCOPE FDC_Ope[0x20] = {	Line 596 static const FDCOPE FDC_Ope[0x20] = {
FDC_Recalibrate,	FDC_Recalibrate,
FDC_SenceintStatus,	FDC_SenceintStatus,
FDC_WriteData,	FDC_WriteData,
FDC_Invalid, // FDC_ReadID,	FDC_ReadID,
FDC_Invalid,	FDC_Invalid,
FDC_ReadData,	FDC_ReadData,
FDC_WriteID,	FDC_WriteID,
Line 618 static void fdcstatusreset(void) {	Line 628 static void fdcstatusreset(void) {
fdc.status = FDCSTAT_RQM;	fdc.status = FDCSTAT_RQM;
}	}

void DMACCALL fdc_DataRegWrite(BYTE data) {	void DMACCALL fdc_DataRegWrite(REG8 data) {

// if ((fdc.status & (FDCSTAT_RQM \| FDCSTAT_DIO)) == FDCSTAT_RQM) {	// if ((fdc.status & (FDCSTAT_RQM \| FDCSTAT_DIO)) == FDCSTAT_RQM) {
switch(fdc.event) {	switch(fdc.event) {
Line 657 void DMACCALL fdc_DataRegWrite(BYTE data	Line 667 void DMACCALL fdc_DataRegWrite(BYTE data
// }	// }
}	}

	REG8 DMACCALL fdc_DataRegRead(void) {
BYTE DMACCALL fdc_DataRegRead(void) {

// if ((fdc.status & (FDCSTAT_RQM \| FDCSTAT_DIO))	// if ((fdc.status & (FDCSTAT_RQM \| FDCSTAT_DIO))
// == (FDCSTAT_RQM \| FDCSTAT_DIO)) {	// == (FDCSTAT_RQM \| FDCSTAT_DIO)) {
Line 702 BYTE DMACCALL fdc_DataRegRead(void) {	Line 711 BYTE DMACCALL fdc_DataRegRead(void) {

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

static void IOOUTCALL fdc_o92(UINT port, BYTE dat) {	static void IOOUTCALL fdc_o92(UINT port, REG8 dat) {

	// TRACEOUT(("fdc out %x %x", port, dat));
CTRL_FDMEDIA = DISKTYPE_2HD;	CTRL_FDMEDIA = DISKTYPE_2HD;
if ((fdc.status & (FDCSTAT_RQM \| FDCSTAT_DIO)) == FDCSTAT_RQM) {	if ((fdc.status & (FDCSTAT_RQM \| FDCSTAT_DIO)) == FDCSTAT_RQM) {
fdc_DataRegWrite(dat);	fdc_DataRegWrite(dat);
Line 711 static void IOOUTCALL fdc_o92(UINT port,	Line 721 static void IOOUTCALL fdc_o92(UINT port,
(void)port;	(void)port;
}	}

static void IOOUTCALL fdc_o94(UINT port, BYTE dat) {	static void IOOUTCALL fdc_o94(UINT port, REG8 dat) {

	// TRACEOUT(("fdc out %x %x", port, dat));
CTRL_FDMEDIA = DISKTYPE_2HD;	CTRL_FDMEDIA = DISKTYPE_2HD;
if ((fdc.ctrlreg ^ dat) & 0x10) {	if ((fdc.ctrlreg ^ dat) & 0x10) {
fdcstatusreset();	fdcstatusreset();
Line 723 static void IOOUTCALL fdc_o94(UINT port,	Line 734 static void IOOUTCALL fdc_o94(UINT port,
(void)port;	(void)port;
}	}

static BYTE IOINPCALL fdc_i90(UINT port) {	static REG8 IOINPCALL fdc_i90(UINT port) {

	// TRACEOUT(("fdc in %x %x", port, fdc.status));
CTRL_FDMEDIA = DISKTYPE_2HD;	CTRL_FDMEDIA = DISKTYPE_2HD;

(void)port;	(void)port;
return(fdc.status);	return(fdc.status);
}	}

static BYTE IOINPCALL fdc_i92(UINT port) {	static REG8 IOINPCALL fdc_i92(UINT port) {

BYTE ret;	REG8 ret;

CTRL_FDMEDIA = DISKTYPE_2HD;	CTRL_FDMEDIA = DISKTYPE_2HD;
if ((fdc.status & (FDCSTAT_RQM \| FDCSTAT_DIO))	if ((fdc.status & (FDCSTAT_RQM \| FDCSTAT_DIO))
Line 744 static BYTE IOINPCALL fdc_i92(UINT port)	Line 756 static BYTE IOINPCALL fdc_i92(UINT port)
ret = fdc.lastdata;	ret = fdc.lastdata;
}	}
(void)port;	(void)port;
	// TRACEOUT(("fdc in %x %x", port, ret));
return(ret);	return(ret);
}	}

static BYTE IOINPCALL fdc_i94(UINT port) {	static REG8 IOINPCALL fdc_i94(UINT port) {

CTRL_FDMEDIA = DISKTYPE_2HD;	CTRL_FDMEDIA = DISKTYPE_2HD;

Line 756 static BYTE IOINPCALL fdc_i94(UINT port)	Line 769 static BYTE IOINPCALL fdc_i94(UINT port)
}	}


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

CTRL_FDMEDIA = DISKTYPE_2DD;	CTRL_FDMEDIA = DISKTYPE_2DD;
fdc_DataRegWrite(dat);	fdc_DataRegWrite(dat);
(void)port;	(void)port;
}	}

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

CTRL_FDMEDIA = DISKTYPE_2DD;	CTRL_FDMEDIA = DISKTYPE_2DD;
fdc.ctrlreg = dat;	fdc.ctrlreg = dat;
(void)port;	(void)port;
}	}

static BYTE IOINPCALL fdc_ic8(UINT port) {	static REG8 IOINPCALL fdc_ic8(UINT port) {

CTRL_FDMEDIA = DISKTYPE_2DD;	CTRL_FDMEDIA = DISKTYPE_2DD;

Line 778 static BYTE IOINPCALL fdc_ic8(UINT port)	Line 791 static BYTE IOINPCALL fdc_ic8(UINT port)
return(fdc.status);	return(fdc.status);
}	}

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

BYTE ret;	REG8 ret;

CTRL_FDMEDIA = DISKTYPE_2DD;	CTRL_FDMEDIA = DISKTYPE_2DD;
ret = fdc_DataRegRead();	ret = fdc_DataRegRead();
Line 789 static BYTE IOINPCALL fdc_ica(UINT port)	Line 802 static BYTE IOINPCALL fdc_ica(UINT port)
return(ret);	return(ret);
}	}

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

CTRL_FDMEDIA = DISKTYPE_2DD;	CTRL_FDMEDIA = DISKTYPE_2DD;

Line 798 static BYTE IOINPCALL fdc_icc(UINT port)	Line 811 static BYTE IOINPCALL fdc_icc(UINT port)
}	}


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

fdc.chgreg = dat;	fdc.chgreg = dat;
(void)port;	(void)port;
}	}

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

(void)port;	(void)port;
return((fdc.chgreg & 3) \| 8);	return((fdc.chgreg & 3) \| 8);

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

Removed from v.1.1
changed lines
	Added in v.1.5