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Fixed both the ATAPI and SCSI implementations of the READ TRACK INFORMATION command.

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This commit is contained in:
OBattler
2016-12-25 17:38:01 +01:00
parent 8fac789295
commit e9327bbc84
2 changed files with 61 additions and 24 deletions
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44
src/ide.c
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@@ -2551,24 +2551,36 @@ static void atapicommand(int ide_board)
break;
case GPCMD_READ_TRACK_INFORMATION:
if ((idebufferb[3] != 1) || (idebufferb[2] != 1))
{
ide->atastat = READY_STAT | ERR_STAT; /*CHECK CONDITION*/
ide->error = (SENSE_ILLEGAL_REQUEST << 4) | ABRT_ERR;
if (SCSISense.SenseKey == SENSE_UNIT_ATTENTION)
ide->error |= MCR_ERR;
SCSISense.Asc = ASC_INV_FIELD_IN_CMD_PACKET;
ide->packetstatus = ATAPI_STATUS_ERROR;
idecallback[ide_board]=50*IDE_TIME;
return;
}
max_len = idebufferb[7];
max_len <<= 8;
max_len |= idebufferb[8];
if (cdrom->read_track_information)
{
cdrom->read_track_information(idebufferb, idebufferb);
len = idebufferb[0];
len <<= 8;
len |= idebufferb[1];
len += 2;
}
else
{
if ((idebufferb[3] != 1) || (idebufferb[2] != 1))
{
ide->atastat = READY_STAT | ERR_STAT; /*CHECK CONDITION*/
ide->error = (SENSE_ILLEGAL_REQUEST << 4) | ABRT_ERR;
/* if (SCSISense.SenseKey == SENSE_UNIT_ATTENTION)
ide->error |= MCR_ERR; */
SCSISense.Asc = ASC_INV_FIELD_IN_CMD_PACKET;
ide->packetstatus = ATAPI_STATUS_ERROR;
idecallback[ide_board]=50*IDE_TIME;
return;
}
len = 36;
idebufferb[0] = 0;
idebufferb[1] = 34;
idebufferb[2] = 1; /* track number (LSB) */
idebufferb[3] = 1; /* session number (LSB) */
@@ -2583,8 +2595,14 @@ static void atapicommand(int ide_board)
idebufferb[32] = 0; /* track number (MSB) */
idebufferb[33] = 0; /* session number (MSB) */
}
len=36;
if (len > max_len)
{
len = max_len;
idebufferb[0] = ((max_len - 2) >> 8) & 0xff;
idebufferb[1] = (max_len - 2) & 0xff;
}
ide->packetstatus = ATAPI_STATUS_DATA;
ide->cylinder=len;
ide->secount=2;