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added support for 3"1/2 640 kB floppy images (C/H/S=80/2/8)

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Christian Schnell 2025-08-14 19:26:02 +02:00 • committed by Fabian
parent fc1b204d50
commit 8f536c090c
1 changed files with 2 additions and 0 deletions
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src/floppy.js
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@ -1152,6 +1152,7 @@ FloppyController.prototype.set_state = function(state)
* Matches that are higher up in the table take precedence over later matches.
*
* @see {@link https://github.com/qemu/qemu/blob/e240f6cc25917f3138d9e95e0343ae23b63a3f8c/hw/block/fdc.c#L99}
* @see {@link https://en.wikipedia.org/wiki/List_of_floppy_disk_formats}
*/
const DISK_FORMATS = [
// ttl_sect size collides
@ -1171,6 +1172,7 @@ const DISK_FORMATS = [
{ drive_type: CMOS_FDD_TYPE_2880, sectors: 44, tracks: 80, heads: 2 }, // 7040 3.52 MB
{ drive_type: CMOS_FDD_TYPE_2880, sectors: 48, tracks: 80, heads: 2 }, // 7680 3.84 MB
// 720 kB 3"1/2 floppy disks
{ drive_type: CMOS_FDD_TYPE_1440, sectors: 8, tracks: 80, heads: 2 }, // 1280 640 kB
{ drive_type: CMOS_FDD_TYPE_1440, sectors: 9, tracks: 80, heads: 2 }, // 1440 720 kB 3.5"
{ drive_type: CMOS_FDD_TYPE_1440, sectors: 10, tracks: 80, heads: 2 }, // 1600 800 kB
{ drive_type: CMOS_FDD_TYPE_1440, sectors: 10, tracks: 82, heads: 2 }, // 1640 820 kB