void fdi_seek(int drive, int track)
{
int c;
if (!fdi_f[drive]) return;
// printf("Track start %i\n",track);
if (track < 0) track = 0;
if (track > fdi_lasttrack[drive]) track = fdi_lasttrack[drive] - 1;
c = fdi2raw_loadtrack(fdi_h[drive], (uint16_t *)fdi_trackinfo[drive][0][0], (uint16_t *)fdi_timing, track << fdi_sides[drive], &fdi_tracklen[drive][0][0], &fdi_trackindex[drive][0][0], NULL, 0);
if (!c) memset(fdi_trackinfo[drive][0][0], 0, fdi_tracklen[drive][0][0]);
c = fdi2raw_loadtrack(fdi_h[drive], (uint16_t *)fdi_trackinfo[drive][0][1], (uint16_t *)fdi_timing, track << fdi_sides[drive], &fdi_tracklen[drive][0][1], &fdi_trackindex[drive][0][1], NULL, 1);
if (!c) memset(fdi_trackinfo[drive][0][1], 0, fdi_tracklen[drive][0][1]);
if (fdi_sides[drive])
{
c = fdi2raw_loadtrack(fdi_h[drive], (uint16_t *)fdi_trackinfo[drive][1][0], (uint16_t *)fdi_timing, (track << fdi_sides[drive]) + 1, &fdi_tracklen[drive][1][0], &fdi_trackindex[drive][1][0], NULL, 0);
if (!c) memset(fdi_trackinfo[drive][1][0], 0, fdi_tracklen[drive][1][0]);
c = fdi2raw_loadtrack(fdi_h[drive], (uint16_t *)fdi_trackinfo[drive][1][1], (uint16_t *)fdi_timing, (track << fdi_sides[drive]) + 1, &fdi_tracklen[drive][1][1], &fdi_trackindex[drive][1][1], NULL, 1);
if (!c) memset(fdi_trackinfo[drive][1][1], 0, fdi_tracklen[drive][1][1]);
}
else
{
memset(fdi_trackinfo[drive][1][0], 0, 65536);
memset(fdi_trackinfo[drive][1][1], 0, 65536);
fdi_tracklen[drive][1][0] = fdi_tracklen[drive][1][1] = 10000;
fdi_trackindex[drive][1][0] = fdi_trackindex[drive][1][1] = 100;
}
// printf("SD Track %i Len %i Index %i %i\n",track,ftracklen[drive][0][0],ftrackindex[drive][0][0],c);
// printf("DD Track %i Len %i Index %i %i\n",track,ftracklen[drive][0][1],ftrackindex[drive][0][1],c);
}
void fdi_seek(int drive, int track)
{
int c;
int density;
if (!fdi[drive].f)
return;
// printf("Track start %i\n",track);
if (track < 0)
track = 0;
if (track > fdi[drive].lasttrack)
track = fdi[drive].lasttrack - 1;
for (density = 0; density < 4; density++)
{
int c = fdi2raw_loadtrack(fdi[drive].h, (uint16_t *)fdi[drive].track_data[0][density],
(uint16_t *)fdi_timing,
track * fdi[drive].sides,
&fdi[drive].tracklen[0][density],
&fdi[drive].trackindex[0][density], NULL, density);
if (!c)
memset(fdi[drive].track_data[0][density], 0, fdi[drive].tracklen[0][density]);
if (fdi[drive].sides == 2)
{
c = fdi2raw_loadtrack(fdi[drive].h, (uint16_t *)fdi[drive].track_data[1][density],
(uint16_t *)fdi_timing,
(track * fdi[drive].sides) + 1,
&fdi[drive].tracklen[1][density],
&fdi[drive].trackindex[1][density], NULL, density);
if (!c)
memset(fdi[drive].track_data[1][density], 0, fdi[drive].tracklen[1][density]);
}
else
{
memset(fdi[drive].track_data[1][density], 0, 65536);
fdi[drive].tracklen[0][density] = fdi[drive].tracklen[1][density] = 10000;
}
}
}
void fdi_read_revolution(int drive)
{
int density;
int track = fdi[drive].track;
int side = 0;
if (track > fdi[drive].lasttrack)
{
for (density = 0; density < 4; density++)
{
memset(fdi[drive].track_data[0][density], 0, 106096);
memset(fdi[drive].track_data[1][density], 0, 106096);
fdi[drive].tracklen[0][density] = fdi[drive].tracklen[1][density] = 100000;
}
return;
}
for (density = 0; density < 4; density++)
{
for (side = 0; side < fdi[drive].sides; side++)
{
int c = fdi2raw_loadtrack(fdi[drive].h, (uint16_t *)fdi[drive].track_data[side][density],
(uint16_t *)fdi[drive].track_timing[side][density],
(track * fdi[drive].sides) + side,
&fdi[drive].tracklen[side][density],
&fdi[drive].trackindex[side][density], NULL, density);
if (!c)
memset(fdi[drive].track_data[side][density], 0, fdi[drive].tracklen[side][density]);
}
if (fdi[drive].sides == 1)
{
memset(fdi[drive].track_data[1][density], 0, 106096);
fdi[drive].tracklen[1][density] = 100000;
}
}
}
