mame/src/lib/formats/trs80_dsk.cpp
2016-05-01 15:36:56 +10:00

60 lines
1.2 KiB
C++

// license:GPL-2.0+
// copyright-holders:Dirk Best
/***************************************************************************
TRS-80
JV1 disk image format
Used by Jeff Vavasour's TRS-80 Emulators
TODO:
- Gap sizes unverified
***************************************************************************/
#include "trs80_dsk.h"
trs80_format::trs80_format() : wd177x_format(formats)
{
}
const char *trs80_format::name() const
{
return "trs80";
}
const char *trs80_format::description() const
{
return "TRS-80 JV1 disk image";
}
const char *trs80_format::extensions() const
{
return "dsk";
}
int trs80_format::get_track_dam_fm(const format &f, int head, int track)
{
return (track == 17 && head == 0) ? FM_DDAM : FM_DAM;
}
const trs80_format::format trs80_format::formats[] =
{
{
floppy_image::FF_525, floppy_image::SSSD, floppy_image::FM,
4000, 10, 35, 1, 256, {}, 0, {}, 14, 11, 12
},
{
floppy_image::FF_525, floppy_image::SSSD, floppy_image::FM,
4000, 10, 40, 1, 256, {}, 0, {}, 14, 11, 12
},
{
floppy_image::FF_525, floppy_image::SSDD, floppy_image::FM,
4000, 10, 80, 1, 256, {}, 0, {}, 14, 11, 12
},
{}
};
const floppy_format_type FLOPPY_TRS80_FORMAT = &floppy_image_format_creator<trs80_format>;