diff options
Diffstat (limited to 'gpxe/src/drivers/net/virtio-net.h')
| -rw-r--r-- | gpxe/src/drivers/net/virtio-net.h | 44 |
1 files changed, 0 insertions, 44 deletions
diff --git a/gpxe/src/drivers/net/virtio-net.h b/gpxe/src/drivers/net/virtio-net.h deleted file mode 100644 index 3abef28e..00000000 --- a/gpxe/src/drivers/net/virtio-net.h +++ /dev/null @@ -1,44 +0,0 @@ -#ifndef _VIRTIO_NET_H_ -# define _VIRTIO_NET_H_ - -/* The feature bitmap for virtio net */ -#define VIRTIO_NET_F_CSUM 0 /* Host handles pkts w/ partial csum */ -#define VIRTIO_NET_F_GUEST_CSUM 1 /* Guest handles pkts w/ partial csum */ -#define VIRTIO_NET_F_MAC 5 /* Host has given MAC address. */ -#define VIRTIO_NET_F_GSO 6 /* Host handles pkts w/ any GSO type */ -#define VIRTIO_NET_F_GUEST_TSO4 7 /* Guest can handle TSOv4 in. */ -#define VIRTIO_NET_F_GUEST_TSO6 8 /* Guest can handle TSOv6 in. */ -#define VIRTIO_NET_F_GUEST_ECN 9 /* Guest can handle TSO[6] w/ ECN in. */ -#define VIRTIO_NET_F_GUEST_UFO 10 /* Guest can handle UFO in. */ -#define VIRTIO_NET_F_HOST_TSO4 11 /* Host can handle TSOv4 in. */ -#define VIRTIO_NET_F_HOST_TSO6 12 /* Host can handle TSOv6 in. */ -#define VIRTIO_NET_F_HOST_ECN 13 /* Host can handle TSO[6] w/ ECN in. */ -#define VIRTIO_NET_F_HOST_UFO 14 /* Host can handle UFO in. */ - -struct virtio_net_config -{ - /* The config defining mac address (if VIRTIO_NET_F_MAC) */ - u8 mac[6]; -} __attribute__((packed)); - -/* This is the first element of the scatter-gather list. If you don't - * specify GSO or CSUM features, you can simply ignore the header. */ - -struct virtio_net_hdr -{ -#define VIRTIO_NET_HDR_F_NEEDS_CSUM 1 // Use csum_start, csum_offset - uint8_t flags; -#define VIRTIO_NET_HDR_GSO_NONE 0 // Not a GSO frame -#define VIRTIO_NET_HDR_GSO_TCPV4 1 // GSO frame, IPv4 TCP (TSO) -/* FIXME: Do we need this? If they said they can handle ECN, do they care? */ -#define VIRTIO_NET_HDR_GSO_TCPV4_ECN 2 // GSO frame, IPv4 TCP w/ ECN -#define VIRTIO_NET_HDR_GSO_UDP 3 // GSO frame, IPv4 UDP (UFO) -#define VIRTIO_NET_HDR_GSO_TCPV6 4 // GSO frame, IPv6 TCP -#define VIRTIO_NET_HDR_GSO_ECN 0x80 // TCP has ECN set - uint8_t gso_type; - uint16_t hdr_len; - uint16_t gso_size; - uint16_t csum_start; - uint16_t csum_offset; -}; -#endif /* _VIRTIO_NET_H_ */ |