I modified ide_identify() to include the zero-based queue length
value in word 75, and set bit 8 in word 76 to signal NCQ support
in the identify data for AHCI SATA drives.
Signed-off-by: Roland Elek <elek.roland@gmail.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
put_le16(p + 66, 120);
put_le16(p + 67, 120);
put_le16(p + 68, 120);
+
+ if (s->ncq_queues) {
+ put_le16(p + 75, s->ncq_queues - 1);
+ /* NCQ supported */
+ put_le16(p + 76, (1 << 8));
+ }
+
put_le16(p + 80, 0xf0); /* ata3 -> ata6 supported */
put_le16(p + 81, 0x16); /* conforms to ata5 */
/* 14=NOP supported, 5=WCACHE supported, 0=SMART supported */
int smart_errors;
uint8_t smart_selftest_count;
uint8_t *smart_selftest_data;
+ /* AHCI */
+ int ncq_queues;
};
struct IDEDMAOps {