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Fixed a mistake in the operation of the FDC READ TRACK command.

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OBattler
2016-11-11 17:24:45 +01:00
parent 0d6bdffa83
commit acb06e5a17
1 changed files with 2 additions and 1 deletions
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3
src/disc_86f.c
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@@ -1382,7 +1382,8 @@ void d86f_read_sector_id(int drive, int side, int match)
if (d86f[drive].state == STATE_02_READ_ID)
{
/* READ TRACK command, we need some special handling here. */
if (d86f[drive].last_sector.dword != fdc_get_read_track_sector().dword)
/* Code corrected: Only the C, H, and N portions of the sector ID are compared, the R portion (the sector number) is ignored. */
if ((d86f[drive].last_sector.id.c != fdc_get_read_track_sector().id.c) || (d86f[drive].last_sector.id.h != fdc_get_read_track_sector().id.h) || (d86f[drive].last_sector.id.n != fdc_get_read_track_sector().id.n))
{
d86f[drive].error_condition |= 4; /* Mark that the sector ID is not the one expected by the FDC. */
/* Make sure we use the sector size from the FDC. */