diff options
| author | Julian Pidancet | 2011-11-14 22:00:20 +0100 |
|---|---|---|
| committer | Michael Brown | 2011-11-14 23:23:06 +0100 |
| commit | 91dd64ad25baa27954a7518e73df4fca8a2d0c93 (patch) | |
| tree | 0ff39d56c9534d5fad4715d1171f34c10cc17da5 | |
| parent | [pxe] Improve pxe_preboot debugging messages (diff) | |
| download | ipxe-91dd64ad25baa27954a7518e73df4fca8a2d0c93.tar.gz ipxe-91dd64ad25baa27954a7518e73df4fca8a2d0c93.tar.xz ipxe-91dd64ad25baa27954a7518e73df4fca8a2d0c93.zip | |
[rtl8139] Perform only 8-bit ioport access on the ChipCmd register
The ChipCmd register is only an 8-bit register. The 16-bit access
used by iPXE was causing an issue when used with qemu emulated rtl8139
device which was improperly aligning IOs.
Signed-off-by: Julian Pidancet <julian.pidancet@gmail.com>
Signed-off-by: Michael Brown <mcb30@ipxe.org>
| -rw-r--r-- | src/drivers/net/rtl8139.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/drivers/net/rtl8139.c b/src/drivers/net/rtl8139.c index ebe84fb10..2da8223ae 100644 --- a/src/drivers/net/rtl8139.c +++ b/src/drivers/net/rtl8139.c @@ -434,7 +434,7 @@ static void rtl_poll ( struct net_device *netdev ) { } /* Handle received packets */ - while ( ! ( inw ( rtl->ioaddr + ChipCmd ) & RxBufEmpty ) ) { + while ( ! ( inb ( rtl->ioaddr + ChipCmd ) & RxBufEmpty ) ) { rx_status = * ( ( uint16_t * ) ( rtl->rx.ring + rtl->rx.offset ) ); rx_len = * ( ( uint16_t * ) |