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// license:BSD-3-Clause
// copyright-holders:Nathan Woods
/*********************************************************************
formats/pc_dsk.cpp
PC disk images
*********************************************************************/
#include "formats/pc_dsk.h"
#include "ioprocs.h"
#include <cstring>
pc_format::pc_format() : upd765_format(formats)
{
}
const char *pc_format::name() const noexcept
{
return "pc";
}
const char *pc_format::description() const noexcept
{
return "PC floppy disk image";
}
const char *pc_format::extensions() const noexcept
{
return "dsk,ima,img,ufi,360";
}
const pc_format::format pc_format::formats[] = {
{ /* 160K 5 1/4 inch double density single sided */
floppy_image::FF_525, floppy_image::SSDD, floppy_image::MFM,
2000, 8, 40, 1, 512, {}, 1, {}, 80, 50, 22, 80
},
{ /* 320K 5 1/4 inch double density */
floppy_image::FF_525, floppy_image::DSDD, floppy_image::MFM,
2000, 8, 40, 2, 512, {}, 1, {}, 80, 50, 22, 80
},
{ /* 180K 5 1/4 inch double density single sided */
floppy_image::FF_525, floppy_image::SSDD, floppy_image::MFM,
2000, 9, 40, 1, 512, {}, 1, {}, 80, 50, 22, 80
},
{ /* 360K 5 1/4 inch double density */
floppy_image::FF_525, floppy_image::DSDD, floppy_image::MFM,
2000, 9, 40, 2, 512, {}, 1, {}, 80, 50, 22, 80
},
{ /* 360K 5 1/4 inch double density, 41 tracks */
floppy_image::FF_525, floppy_image::DSDD, floppy_image::MFM,
2000, 9, 41, 2, 512, {}, 1, {}, 80, 50, 22, 80
},
{ /* 360K 5 1/4 inch double density, 42 tracks */
floppy_image::FF_525, floppy_image::DSDD, floppy_image::MFM,
2000, 9, 42, 2, 512, {}, 1, {}, 80, 50, 22, 80
},
{ /* 400K 5 1/4 inch double density - gaps unverified */
floppy_image::FF_525, floppy_image::DSDD, floppy_image::MFM,
2000, 10, 40, 2, 512, {}, 1, {}, 80, 50, 22, 36
},
{ /* 720K 5 1/4 inch quad density - gaps unverified */
floppy_image::FF_525, floppy_image::DSQD, floppy_image::MFM,
2000, 9, 80, 2, 512, {}, 1, {}, 80, 50, 22, 80
},
{ /* 1200K 5 1/4 inch high density */
floppy_image::FF_525, floppy_image::DSHD, floppy_image::MFM,
1200, 15, 80, 2, 512, {}, 1, {}, 80, 50, 22, 84
},
{ /* 720K 3 1/2 inch double density */
floppy_image::FF_35, floppy_image::DSDD, floppy_image::MFM,
2000, 9, 80, 2, 512, {}, 1, {}, 80, 50, 22, 80
},
{ /* 1200K 3 1/2 inch high density (japanese variant) - gaps unverified */
floppy_image::FF_35, floppy_image::DSHD, floppy_image::MFM,
1000, 15, 80, 2, 512, {}, 1, {}, 80, 50, 22, 84
},
{ /* 1440K 3 1/2 inch high density */
floppy_image::FF_35, floppy_image::DSHD, floppy_image::MFM,
1000, 18, 80, 2, 512, {}, 1, {}, 80, 50, 22, 108
},
{ /* Microsoft DMF 1680K 3 1/2 inch high density - gaps unverified */
floppy_image::FF_35, floppy_image::DSHD, floppy_image::MFM,
1000, 21, 80, 2, 512, {}, 1, {}, 80, 50, 22, 0xc
},
{ /* 2880K 3 1/2 inch extended density - gaps unverified */
floppy_image::FF_35, floppy_image::DSED, floppy_image::MFM,
500, 36, 80, 2, 512, {}, 1, {}, 80, 50, 41, 80
},
{}
};
const pc_format FLOPPY_PC_FORMAT;
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