mame/src/lib/formats/hect_dsk.cpp
2015-12-04 07:06:18 +01:00

101 lines
3.2 KiB
C++

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