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Fixed once and for all the DOS CD-ROM bugs in the BT-54x SCSI adapter.

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Added notes regarding NT 3.1 297.1 and 340.1's setup bugs with the Adaptec driver in the BT-54x SCSI adapter.
Bugfixes to the SCSI layer (SCSIReset())
This commit is contained in:
TC1995
2016-12-27 18:48:38 +01:00
parent 547185fd7f
commit df78ce0529
5 changed files with 122 additions and 108 deletions
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36
src/scsi.c
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@@ -23,9 +23,9 @@ void SCSIGetLength(uint8_t id, int *datalen)
}
//Execute SCSI command
void SCSIExecCommand(uint8_t id, uint8_t *cdb)
void SCSIExecCommand(uint8_t id, uint8_t lun, uint8_t *cdb)
{
SCSICDROM_Command(id, cdb);
SCSICDROM_Command(id, lun, cdb);
}
//Read pending data from the resulting SCSI command
@@ -43,7 +43,7 @@ void SCSIWriteData(uint8_t id, uint8_t *cdb, uint8_t *data, int datalen)
/////
void SCSIDMAResetPosition(uint8_t Id)
{
//Reset position in memory after reaching the
//Reset position in memory after reaching its limit
SCSIDevices[Id].pos = 0;
}
@@ -90,21 +90,33 @@ void SCSIWrite(uint8_t Id, uint32_t len_size)
/////
//Initialization function for the SCSI layer
void SCSIReset(uint8_t Id)
void SCSIReset(void)
{
page_flags[GPMODE_CDROM_AUDIO_PAGE] &= 0xFD; /* Clear changed flag for CDROM AUDIO mode page. */
memset(mode_pages_in[GPMODE_CDROM_AUDIO_PAGE], 0, 256); /* Clear the page itself. */
if (cdrom_enabled && scsi_cdrom_enabled)
int drive;
SCSICallback[0]=0;
SCSICallback[1]=0;
SCSICallback[2]=0;
SCSICallback[3]=0;
SCSICallback[4]=0;
SCSICallback[5]=0;
SCSICallback[6]=0;
for (drive=0;drive<7;drive++)
{
SCSICallback[Id]=0;
SCSIDevices[Id].LunType = SCSI_CDROM;
if ((scsi_cdrom_id == drive) && cdrom_enabled && scsi_cdrom_enabled)
{
SCSIDevices[drive].LunType = SCSI_CDROM;
}
else
{
SCSIDevices[drive].LunType = SCSI_NONE;
}
}
else
{
SCSIDevices[Id].LunType = SCSI_NONE;
}
page_flags[GPMODE_CDROM_AUDIO_PAGE] &= ~PAGE_CHANGED;
SCSISense.UnitAttention = 0;