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// license:BSD-3-Clause
// copyright-holders:Olivier Galibert
/*********************************************************************
formats/mm_dsk.c
mm format
*********************************************************************/
#include <assert.h>
#include "formats/mm_dsk.h"
mm1_format::mm1_format() : upd765_format(formats)
{
}
const char *mm1_format::name() const
{
return "mm1";
}
const char *mm1_format::description() const
{
return "Nokia MikroMikko 1 disk image";
}
const char *mm1_format::extensions() const
{
return "dsk";
}
mm2_format::mm2_format() : upd765_format(formats)
{
}
const char *mm2_format::name() const
{
return "mm2";
}
const char *mm2_format::description() const
{
return "Nokia MikroMikko 2 disk image";
}
const char *mm2_format::extensions() const
{
return "dsk";
}
// Unverified gap sizes
const mm1_format::format mm1_format::formats[] = {
{
floppy_image::FF_525, floppy_image::DSQD, floppy_image::MFM,
2000, // 2us, 300rpm
8, 80, 2,
512, {},
-1, { 1,4,7,2,5,8,3,6 },
80, 50, 22, 80
},
{}
};
// Unverified gap sizes
const mm2_format::format mm2_format::formats[] = {
{
floppy_image::FF_525, floppy_image::DSDD, floppy_image::MFM,
2000, // 2us, 300rpm
9, 40, 2,
512, {},
1, {},
80, 50, 22, 80
},
// 40 tracks but 18 sectors implying HD density at 300rpm, i.e. on
// 3.5" media? That makes no sense
{
floppy_image::FF_525, floppy_image::DSHD, floppy_image::MFM,
1000, // 1us, 300rpm, otherwise it just won't fit
18, 40, 2, // That line is just nonsense
512, {},
1, {},
80, 50, 22, 80
}
};
const floppy_format_type FLOPPY_MM1_FORMAT = &floppy_image_format_creator<mm1_format>;
const floppy_format_type FLOPPY_MM2_FORMAT = &floppy_image_format_creator<mm2_format>;
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