diff options
| author | Nico Huber <nico.huber@secunet.com> | 2013-06-17 17:42:35 +0200 |
|---|---|---|
| committer | Ronald G. Minnich <rminnich@gmail.com> | 2013-06-18 19:29:36 +0200 |
| commit | 354066e1179e2c3ca14c5b1216d3a565fb6da813 (patch) | |
| tree | 040f8b23e10545e219d2400bc8d3aef535c071a0 /payloads/libpayload/drivers | |
| parent | cacc58a874092bbbd680cd636ed840c1844c84a1 (diff) | |
libpayload: ahci: Increase timeout for signature reading
We can't read the drives signature before it's ready, i.e. spun up.
So set the timeout to the standard 30s. Also put a notice on the
console, so the user knows why the signature reading failed.
Change-Id: I2148258f9b0eb950b71544dafd95776ae70afac8
Signed-off-by: Nico Huber <nico.huber@secunet.com>
Reviewed-on: http://review.coreboot.org/3493
Tested-by: build bot (Jenkins)
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
Reviewed-by: Dave Frodin <dave.frodin@se-eng.com>
Reviewed-by: Ronald G. Minnich <rminnich@gmail.com>
Diffstat (limited to 'payloads/libpayload/drivers')
| -rw-r--r-- | payloads/libpayload/drivers/storage/ahci.c | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/payloads/libpayload/drivers/storage/ahci.c b/payloads/libpayload/drivers/storage/ahci.c index 2b33b599f9..ec4db4ca7a 100644 --- a/payloads/libpayload/drivers/storage/ahci.c +++ b/payloads/libpayload/drivers/storage/ahci.c @@ -406,11 +406,19 @@ static int ahci_dev_init(hba_ctrl_t *const ctrl, dev->cmdtable = cmdtable; dev->rcvd_fis = rcvd_fis; - /* Wait for D2H Register FIS with device' signature. */ - int timeout = 200; /* Time out after 200 * 10ms == 2s. */ + /* + * Wait for D2H Register FIS with device' signature. + * The drive has to spin up here, so wait up to 30s. + */ + const int timeout_s = 30; /* Time out after 30s. */ + int timeout = timeout_s * 100; while ((port->taskfile_data & HBA_PxTFD_BSY) && timeout--) mdelay(10); + if (port->taskfile_data & HBA_PxTFD_BSY) + printf("ahci: Timed out after %d seconds " + "of waiting for device to spin up.\n", timeout_s); + /* Initialize device or fall through to clean up. */ switch (port->signature) { case HBA_PxSIG_ATA: |