1 // license:BSD-3-Clause
2 // copyright-holders:Olivier Galibert
3 /*********************************************************************
4
5 formats/msx_dsk.c
6
7 MSX disk images
8
9 *********************************************************************/
10
11 #include "msx_dsk.h"
12
13 //msx_format::msx_format() : wd177x_format(formats)
msx_format()14 msx_format::msx_format() : upd765_format(formats)
15 {
16 }
17
name() const18 const char *msx_format::name() const
19 {
20 return "msx";
21 }
22
description() const23 const char *msx_format::description() const
24 {
25 return "MSX disk image";
26 }
27
extensions() const28 const char *msx_format::extensions() const
29 {
30 return "dsk";
31 }
32
33 // Unverified gap sizes
34 const msx_format::format msx_format::formats[] = {
35 { /* 3 1/2 inch single sided double density */
36 // 80x4e 12x00 3xf6 fc
37 // 26x4e 12x00 3xf5 fe 2x00 01 02 f7 24x4e 12x00 3xf5 fb 512xe5 f7
38 // 54x4e 12x00 3xf5 fe 2x00 02 02 f7 24x4e 12x00 3xf5 fb 512xe5 f7
39 // 54x4e 12x00 3xf5 fe 2x00 03 02 f7 24x4e 12x00 3xf5 fb 512xe5 f7
40 // 54x4e 12x00 3xf5 fe 2x00 04 02 f7 24x4e 12x00 3xf5 fb 512xe5 f7
41 // 54x4e 12x00 3xf5 fe 2x00 05 02 f7 24x4e 12x00 3xf5 fb 512xe5 f7
42 // 54x4e 12x00 3xf5 fe 2x00 06 02 f7 24x4e 12x00 3xf5 fb 512xe5 f7
43 // 54x4e 12x00 3xf5 fe 2x00 07 02 f7 24x4e 12x00 3xf5 fb 512xe5 f7
44 // 54x4e 12x00 3xf5 fe 2x00 08 02 f7 24x4e 12x00 3xf5 fb 512xe5 f7
45 // 54x4e 12x00 3xf5 fe 2x00 09 02 f7 24x4e 12x00 3xf5 fb 512xe5 f7
46 // 1078x4e
47 floppy_image::FF_35, floppy_image::SSDD, floppy_image::MFM,
48 2000, 9, 80, 1, 512, {}, 1, {}, 26, 24, 28, 80
49 },
50 { /* 3 1/2 inch double density */
51 floppy_image::FF_35, floppy_image::DSDD, floppy_image::MFM,
52 2000, 9, 80, 2, 512, {}, 1, {}, 26, 24, 28, 80
53 },
54 { /* 3 1/2 inch double density - 81 tracks */
55 floppy_image::FF_35, floppy_image::DSDD, floppy_image::MFM,
56 2000, 9, 81, 2, 512, {}, 1, {}, 26, 24, 28, 80
57 },
58 {}
59 };
60
61 const floppy_format_type FLOPPY_MSX_FORMAT = &floppy_image_format_creator<msx_format>;
62