diff options
Diffstat (limited to 'src/drivers/net/realtek.c')
| -rw-r--r-- | src/drivers/net/realtek.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/src/drivers/net/realtek.c b/src/drivers/net/realtek.c index a43efb68b..80442ab83 100644 --- a/src/drivers/net/realtek.c +++ b/src/drivers/net/realtek.c @@ -1067,11 +1067,15 @@ static void realtek_detect ( struct realtek_nic *rtl ) { * Note that enabling DAC seems to cause bizarre behaviour * (lockups, garbage data on the wire) on some systems, even * if only 32-bit addresses are used. + * + * Disable VLAN offload, since some cards seem to have it + * enabled by default. */ cpcr = readw ( rtl->regs + RTL_CPCR ); cpcr |= ( RTL_CPCR_MULRW | RTL_CPCR_CPRX | RTL_CPCR_CPTX ); if ( sizeof ( physaddr_t ) > sizeof ( uint32_t ) ) cpcr |= RTL_CPCR_DAC; + cpcr &= ~RTL_CPCR_VLAN; writew ( cpcr, rtl->regs + RTL_CPCR ); check_cpcr = readw ( rtl->regs + RTL_CPCR ); |