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| author | Michael Brown | 2008-06-10 09:56:44 +0200 |
|---|---|---|
| committer | Michael Brown | 2008-06-10 09:56:44 +0200 |
| commit | 798ddf884f16caaa1a6a4547825831ffcd290c9e (patch) | |
| tree | 3784af88720f3202c6b7e7eaf8e265bc9ca26c56 /src/arch/i386/drivers/net/undinet.c | |
| parent | [slam] Add Scalable Local Area Multicast (SLAM) protocol support (diff) | |
| download | ipxe-798ddf884f16caaa1a6a4547825831ffcd290c9e.tar.gz ipxe-798ddf884f16caaa1a6a4547825831ffcd290c9e.tar.xz ipxe-798ddf884f16caaa1a6a4547825831ffcd290c9e.zip | |
[undi] Ask for promiscuous packet reception when using UNDI driver
We never set up specific multicast filters; native drivers will ask
the card to receive all multicast packets. The only way to achieve
this via the UNDI API is to enable promiscuous mode.
Diffstat (limited to 'src/arch/i386/drivers/net/undinet.c')
| -rw-r--r-- | src/arch/i386/drivers/net/undinet.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/src/arch/i386/drivers/net/undinet.c b/src/arch/i386/drivers/net/undinet.c index 512c60e9..09c29aba 100644 --- a/src/arch/i386/drivers/net/undinet.c +++ b/src/arch/i386/drivers/net/undinet.c @@ -543,9 +543,13 @@ static int undinet_open ( struct net_device *netdev ) { undinet_call ( undinic, PXENV_UNDI_SET_STATION_ADDRESS, &undi_set_address, sizeof ( undi_set_address ) ); - /* Open NIC */ + /* Open NIC. We ask for promiscuous operation, since it's the + * only way to ask for all multicast addresses. On any + * switched network, it shouldn't really make a difference to + * performance. + */ memset ( &undi_open, 0, sizeof ( undi_open ) ); - undi_open.PktFilter = ( FLTR_DIRECTED | FLTR_BRDCST ); + undi_open.PktFilter = ( FLTR_DIRECTED | FLTR_BRDCST | FLTR_PRMSCS ); if ( ( rc = undinet_call ( undinic, PXENV_UNDI_OPEN, &undi_open, sizeof ( undi_open ) ) ) != 0 ) goto err; |