mirror of
https://github.com/holub/mame
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80 lines
2.4 KiB
C++
80 lines
2.4 KiB
C++
// license:BSD-3-Clause
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// copyright-holders:Curt Coder
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/*********************************************************************
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formats/comx35_dsk.c
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COMX-35 disk image format
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*********************************************************************/
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/*
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TODO:
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- implement 70 track image detection (first byte of file = 0x01 -> single sided)
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- format double sided, single track density
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:exp:fd:wd1770: track description
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40xff 6x00
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fe 4x00 f7 17x00 fb 128x00 f7 17x00
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fe 2x00 07 00 f7 17x00 fb 128x00 f7 17x00
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fe 2x00 0e 00 f7 17x00 fb 128x00 f7 16x00
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fe 2x00 05 00 f7 17x00 fb 128x00 f7 17x00
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fe 2x00 0c 00 f7 17x00 fb 128x00 f7 16x00
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fe 2x00 03 00 f7 17x00 fb 128x00 f7 17x00
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fe 2x00 0a 00 f7 17x00 fb 128x00 f7 16x00
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fe 2x00 01 00 f7 17x00 fb 128x00 f7 17x00
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fe 2x00 08 00 f7 17x00 fb 128x00 f7 17x00
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fe 2x00 0f 00 f7 17x00 fb 128x00 f7 16x00
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fe 2x00 06 00 f7 17x00 fb 128x00 f7 17x00
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fe 2x00 0d 00 f7 17x00 fb 128x00 f7 16x00
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fe 2x00 04 00 f7 17x00 fb 128x00 f7 17x00
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fe 2x00 0b 00 f7 17x00 fb 128x00 f7 16x00
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fe 2x00 02 00 f7 17x00 fb 128x00 f7 17x00
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fe 2x00 09 00 f7 17x00 fb 128x00 f7 3476x00
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*/
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#include <assert.h>
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#include "formats/comx35_dsk.h"
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comx35_format::comx35_format() : wd177x_format(formats)
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{
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}
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const char *comx35_format::name() const
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{
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return "comx35";
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}
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const char *comx35_format::description() const
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{
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return "COMX-35 disk image";
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}
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const char *comx35_format::extensions() const
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{
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return "img";
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}
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// Unverified gap sizes
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const comx35_format::format comx35_format::formats[] = {
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{ // 70K 5 1/4 inch single density, single sided, 35 tracks
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floppy_image::FF_525, floppy_image::SSSD, floppy_image::FM,
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4000, 16, 35, 1, 128, {}, -1, { 0,7,14,5,12,3,10,1,8,15,6,13,4,11,2,9 }, 40, 11, 10
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},
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{ // 140K 5 1/4 inch single density, double sided, 35 tracks
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floppy_image::FF_525, floppy_image::DSSD, floppy_image::FM,
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4000, 16, 35, 2, 128, {}, -1, { 0,7,14,5,12,3,10,1,8,15,6,13,4,11,2,9 }, 40, 11, 10
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},
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/*{ // 140K 5 1/4 inch single density, double track density, single sided, 70 tracks
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floppy_image::FF_525, floppy_image::SSQD, floppy_image::FM,
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4000, 16, 70, 1, 128, {}, -1, { 0,7,14,5,12,3,10,1,8,15,6,13,4,11,2,9 }, 40, 11, 10
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},*/
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{}
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};
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const floppy_format_type FLOPPY_COMX35_FORMAT = &floppy_image_format_creator<comx35_format>;
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