diff options
| author | Mike McCormack <mikem@ring3k.org> | 2017-03-23 17:54:03 +0200 |
|---|---|---|
| committer | Michael Brown <mcb30@ipxe.org> | 2017-03-23 17:54:03 +0200 |
| commit | a317e9a310d6ea5288edd39d9933e6c2fb2358aa (patch) | |
| tree | ac888bda4816860e37e94418044d850f401adac1 /src/drivers/net/sky2.h | |
| parent | 19d3e966d9ee535fc89e8fa26737cc133882ae1c (diff) | |
| download | ipxe-a317e9a310d6ea5288edd39d9933e6c2fb2358aa.tar.gz | |
[sky2] Use 32-bit read to read Y2_VAUX_AVAIL
B0_CTST is a 24bit register according to the vendor driver (sk98lin).
A 16bit read on B0_CTST will always return 0 for Y2_VAUX_AVAIL
(1<<16), so use a 32bit read when testing Y2_VAUX_AVAIL.
[This patch is copied directly from the Linux kernel tree.]
Signed-off-by: Mike McCormack <mikem@ring3k.org>
Signed-off-by: Michael Brown <mcb30@ipxe.org>
Diffstat (limited to 'src/drivers/net/sky2.h')
| -rw-r--r-- | src/drivers/net/sky2.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/drivers/net/sky2.h b/src/drivers/net/sky2.h index 9bb63010e..9c3313128 100644 --- a/src/drivers/net/sky2.h +++ b/src/drivers/net/sky2.h @@ -294,7 +294,7 @@ enum csr_regs { Y2_CFG_AER = 0x1d00, /* PCI Advanced Error Report region */ }; -/* B0_CTST 16 bit Control/Status register */ +/* B0_CTST 24 bit Control/Status register */ enum { Y2_VMAIN_AVAIL = 1<<17,/* VMAIN available (YUKON-2 only) */ Y2_VAUX_AVAIL = 1<<16,/* VAUX available (YUKON-2 only) */ |