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https://github.com/holub/mame
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101 lines
3.2 KiB
C++
101 lines
3.2 KiB
C++
// license:BSD-3-Clause
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// copyright-holders:JJ Stacino
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/*********************************************************************
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formats/hect_dsk.c
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Hector disk images
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*********************************************************************/
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#include <assert.h>
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#include "formats/hect_dsk.h"
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#include "formats/basicdsk.h"
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/*****************************************************************************/
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/****** Management of the floppy images 200Ko and 800Ko *********************/
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/*****************************************************************************/
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/* For the 200Ko disk :
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512 bytes per sectors,
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10 sector per track,
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From sector =0 to sector 9,
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40 tracks,
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1 Head
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This format can be extract from a real disc with anadisk (*.IMG format rename in *.HE2).
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*/
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static FLOPPY_IDENTIFY(hector_disc2_dsk200_identify)
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{
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*vote = (floppy_image_size(floppy) == (1*40*10*512)) ? 100 : 0;
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return FLOPPY_ERROR_SUCCESS;
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}
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static FLOPPY_CONSTRUCT(hector_disc2_dsk200_construct)
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{
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struct basicdsk_geometry geometry;
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memset(&geometry, 0, sizeof(geometry));
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geometry.heads = 1;
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geometry.first_sector_id = 0;
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geometry.sector_length = 512;
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geometry.tracks = 40;
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geometry.sectors = 10;
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return basicdsk_construct(floppy, &geometry);
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}
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/* For the 720Ko disk :
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512 bytes per sectors,
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9 sector per track,
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From sector =0 to sector 8,
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80 tracks,
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2 Head
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This format can be extract from a real disc with anadisk (*.IMG format rename in *.HE7).
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*/
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static FLOPPY_IDENTIFY(hector_disc2_dsk720_identify)
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{
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*vote = (floppy_image_size(floppy) == (2*80*9*512)) ? 100 : 0;
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return FLOPPY_ERROR_SUCCESS;
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}
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static FLOPPY_CONSTRUCT(hector_disc2_dsk720_construct)
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{
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struct basicdsk_geometry geometry;
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memset(&geometry, 0, sizeof(geometry));
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geometry.heads = 2;
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geometry.first_sector_id = 0;
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geometry.sector_length = 512;
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geometry.tracks = 80;
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geometry.sectors = 9;
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return basicdsk_construct(floppy, &geometry);
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}/* For the 800Ko disk :
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512 bytes per sectors,
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10 sector per track,
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From sector =0 to sector 9,
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80 tracks
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2 Heads
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This format can be extract from a real disk with anadisk (*.IMG format rename in *.HE2).
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*/
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static FLOPPY_IDENTIFY(hector_disc2_dsk800_identify)
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{
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*vote = (floppy_image_size(floppy) == (2*80*10*512)) ? 100 : 0;
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return FLOPPY_ERROR_SUCCESS;
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}
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static FLOPPY_CONSTRUCT(hector_disc2_dsk800_construct)
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{
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struct basicdsk_geometry geometry;
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memset(&geometry, 0, sizeof(geometry));
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geometry.heads = 2;
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geometry.first_sector_id = 0;
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geometry.sector_length = 512;
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geometry.tracks = 80;
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geometry.sectors = 10;
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return basicdsk_construct(floppy, &geometry);
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}
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LEGACY_FLOPPY_OPTIONS_START( hector_disc2 )
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LEGACY_FLOPPY_OPTION( hector_dsk, "HE2", "hector disc2 floppy disk image 200K", hector_disc2_dsk200_identify, hector_disc2_dsk200_construct, nullptr, nullptr)
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LEGACY_FLOPPY_OPTION( hector_dsk, "HE7", "hector disc2 floppy disk image 720K", hector_disc2_dsk720_identify, hector_disc2_dsk720_construct, nullptr, nullptr)
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LEGACY_FLOPPY_OPTION( hector_dsk, "HE8", "hector disc2 floppy disk image 800K", hector_disc2_dsk800_identify, hector_disc2_dsk800_construct, nullptr, nullptr)
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LEGACY_FLOPPY_OPTIONS_END
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