diff options
| -rw-r--r-- | drivers/block/ahci.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/drivers/block/ahci.c b/drivers/block/ahci.c index 5e7d01b..a7044f2 100644 --- a/drivers/block/ahci.c +++ b/drivers/block/ahci.c @@ -243,8 +243,20 @@ static int ahci_host_init(struct ahci_probe_ent *probe_ent) if (!(tmp & (ATA_STAT_BUSY | ATA_STAT_DRQ))) break; udelay(1000); + tmp = readl(port_mmio + PORT_SCR_STAT); + tmp &= PORT_SCR_STAT_DET_MASK; + if (tmp == PORT_SCR_STAT_DET_PHYRDY) + break; j++; } + + tmp = readl(port_mmio + PORT_SCR_STAT) & PORT_SCR_STAT_DET_MASK; + if (tmp == PORT_SCR_STAT_DET_COMINIT) { + debug("SATA link %d down (COMINIT received), retrying...\n", i); + i--; + continue; + } + printf("Target spinup took %d ms.\n", j); if (j == WAIT_MS_SPINUP) debug("timeout.\n"); |