[SeaBIOS] [PATCH 5/7] ahci: don't expect ATA_CB_STAT_DRQ being clear
Gerd Hoffmann
kraxel at redhat.com
Thu Jul 14 16:24:03 CEST 2011
Signed-off-by: Gerd Hoffmann <kraxel at redhat.com>
---
src/ahci.c | 5 ++---
1 files changed, 2 insertions(+), 3 deletions(-)
diff --git a/src/ahci.c b/src/ahci.c
index e2ec07a..7279199 100644
--- a/src/ahci.c
+++ b/src/ahci.c
@@ -158,7 +158,7 @@ static int ahci_command(struct ahci_port_s *port, int iswrite, int isatapi,
} while (status & ATA_CB_STAT_BSY);
success = (0x00 == (status & (ATA_CB_STAT_BSY | ATA_CB_STAT_DF |
- ATA_CB_STAT_DRQ | ATA_CB_STAT_ERR)) &&
+ ATA_CB_STAT_ERR)) &&
ATA_CB_STAT_RDY == (status & (ATA_CB_STAT_RDY)));
if (success) {
dprintf(2, "AHCI/%d: ... finished, status 0x%x, OK\n", pnr,
@@ -379,8 +379,7 @@ ahci_port_probe(struct ahci_ctrl_s *ctrl, u32 pnr)
u32 val, count = 0;
val = ahci_port_readl(ctrl, pnr, PORT_TFDATA);
- while (val & ((1 << 7) /* BSY */ |
- (1 << 3) /* DRQ */)) {
+ while (val & ATA_CB_STAT_BSY) {
ndelay(500);
val = ahci_port_readl(ctrl, pnr, PORT_TFDATA);
count++;
--
1.7.1
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