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// license:BSD-3-Clause
// copyright-holders:Olivier Galibert
/*********************************************************************
formats/m5_dsk.cpp
sord m5 format
*********************************************************************/
#include "formats/m5_dsk.h"
m5_format::m5_format() : upd765_format(formats)
{
}
const char *m5_format::name() const noexcept
{
return "m5";
}
const char *m5_format::description() const noexcept
{
return "Sord M5 disk image";
}
const char *m5_format::extensions() const noexcept
{
return "dsk";
}
// Unverified gap sizes
const m5_format::format m5_format::formats[] = {
{
floppy_image::FF_525, floppy_image::DSDD, floppy_image::MFM,
2000, // 2us, 300rpm
18, 40, 2,
256, {},
1, {},
80, 50, 22, 80
},
{}
};
const m5_format FLOPPY_M5_FORMAT;
fd5_format::fd5_format() : upd765_format(formats)
{
}
const char* fd5_format::name() const noexcept
{
return "fd5";
}
const char* fd5_format::description() const noexcept
{
return "Sord M5 FD-5 disk image";
}
const char* fd5_format::extensions() const noexcept
{
return "fd5,img";
}
const fd5_format::format fd5_format::formats[] = {
// SINGLE-SIDED (SS) – 160 kB
{
floppy_image::FF_3, // 3" floppy
floppy_image::SSDD, // single side, double density
floppy_image::MFM,
2000, // 2 µs (cca 250 kbps in 300 rpm)
40, // tracks
1, // heads
16, // sectors per track
256, // bytes per sector
{}, // default IDs (1..16)
1, // first sector id
{}, // use sequential IDs
80, 50, 22, 80 // gap1..4 (stejné jako m5_format)
},
// DOUBLE-SIDED (DS) – 320 kB
{
floppy_image::FF_3,
floppy_image::DSDD, // double side, double density
floppy_image::MFM,
2000,
40, // tracks (cylindry)
2, // heads
16, // sectors per track
256,
{},
1,
{},
80, 50, 22, 80
},
{}
};
const fd5_format FLOPPY_FD5_FORMAT;
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