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[libata scsi] add CHS support to ata_scsi_start_stop_xlat()

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Albert Lee 2005-10-04 08:48:17 -04:00 committed by Jeff Garzik
parent 3aef52311b
commit 9d5b130213
1 changed files with 15 additions and 4 deletions
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19
drivers/scsi/libata-scsi.c
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@ -435,10 +435,21 @@ static unsigned int ata_scsi_start_stop_xlat(struct ata_queued_cmd *qc,
return 1; /* power conditions not supported */
if (scsicmd[4] & 0x1) {
tf->nsect = 1; /* 1 sector, lba=0 */
tf->lbah = 0x0;
tf->lbam = 0x0;
tf->lbal = 0x0;
tf->device |= ATA_LBA;
if (qc->dev->flags & ATA_DFLAG_LBA) {
qc->tf.flags |= ATA_TFLAG_LBA;
tf->lbah = 0x0;
tf->lbam = 0x0;
tf->lbal = 0x0;
tf->device |= ATA_LBA;
} else {
/* CHS */
tf->lbal = 0x1; /* sect */
tf->lbam = 0x0; /* cyl low */
tf->lbah = 0x0; /* cyl high */
}
tf->command = ATA_CMD_VERIFY; /* READ VERIFY */
} else {
tf->nsect = 0; /* time period value (0 implies now) */