1 /**************************************************************************** 2 **************************************************************************** 3 *** 4 *** This header was automatically generated from a Linux kernel header 5 *** of the same name, to make information necessary for userspace to 6 *** call into the kernel available to libc. It contains only constants, 7 *** structures, and macros generated from the original header, and thus, 8 *** contains no copyrightable information. 9 *** 10 *** To edit the content of this header, modify the corresponding 11 *** source file (e.g. under external/kernel-headers/original/) then 12 *** run bionic/libc/kernel/tools/update_all.py 13 *** 14 *** Any manual change here will be lost the next time this script will 15 *** be run. You've been warned! 16 *** 17 **************************************************************************** 18 ****************************************************************************/ 19 #ifndef _UAPI_LINUX_VIRTIO_NET_H 20 #define _UAPI_LINUX_VIRTIO_NET_H 21 #include <linux/types.h> 22 #include <linux/virtio_ids.h> 23 #include <linux/virtio_config.h> 24 #include <linux/virtio_types.h> 25 #include <linux/if_ether.h> 26 #define VIRTIO_NET_F_CSUM 0 27 #define VIRTIO_NET_F_GUEST_CSUM 1 28 #define VIRTIO_NET_F_CTRL_GUEST_OFFLOADS 2 29 #define VIRTIO_NET_F_MTU 3 30 #define VIRTIO_NET_F_MAC 5 31 #define VIRTIO_NET_F_GUEST_TSO4 7 32 #define VIRTIO_NET_F_GUEST_TSO6 8 33 #define VIRTIO_NET_F_GUEST_ECN 9 34 #define VIRTIO_NET_F_GUEST_UFO 10 35 #define VIRTIO_NET_F_HOST_TSO4 11 36 #define VIRTIO_NET_F_HOST_TSO6 12 37 #define VIRTIO_NET_F_HOST_ECN 13 38 #define VIRTIO_NET_F_HOST_UFO 14 39 #define VIRTIO_NET_F_MRG_RXBUF 15 40 #define VIRTIO_NET_F_STATUS 16 41 #define VIRTIO_NET_F_CTRL_VQ 17 42 #define VIRTIO_NET_F_CTRL_RX 18 43 #define VIRTIO_NET_F_CTRL_VLAN 19 44 #define VIRTIO_NET_F_CTRL_RX_EXTRA 20 45 #define VIRTIO_NET_F_GUEST_ANNOUNCE 21 46 #define VIRTIO_NET_F_MQ 22 47 #define VIRTIO_NET_F_CTRL_MAC_ADDR 23 48 #ifndef VIRTIO_NET_NO_LEGACY 49 #define VIRTIO_NET_F_GSO 6 50 #endif 51 #define VIRTIO_NET_S_LINK_UP 1 52 #define VIRTIO_NET_S_ANNOUNCE 2 53 struct virtio_net_config { 54 __u8 mac[ETH_ALEN]; 55 __u16 status; 56 __u16 max_virtqueue_pairs; 57 __u16 mtu; 58 } __attribute__((packed)); 59 struct virtio_net_hdr_v1 { 60 #define VIRTIO_NET_HDR_F_NEEDS_CSUM 1 61 #define VIRTIO_NET_HDR_F_DATA_VALID 2 62 __u8 flags; 63 #define VIRTIO_NET_HDR_GSO_NONE 0 64 #define VIRTIO_NET_HDR_GSO_TCPV4 1 65 #define VIRTIO_NET_HDR_GSO_UDP 3 66 #define VIRTIO_NET_HDR_GSO_TCPV6 4 67 #define VIRTIO_NET_HDR_GSO_ECN 0x80 68 __u8 gso_type; 69 __virtio16 hdr_len; 70 __virtio16 gso_size; 71 __virtio16 csum_start; 72 __virtio16 csum_offset; 73 __virtio16 num_buffers; 74 }; 75 #ifndef VIRTIO_NET_NO_LEGACY 76 struct virtio_net_hdr { 77 __u8 flags; 78 __u8 gso_type; 79 __virtio16 hdr_len; 80 __virtio16 gso_size; 81 __virtio16 csum_start; 82 __virtio16 csum_offset; 83 }; 84 struct virtio_net_hdr_mrg_rxbuf { 85 struct virtio_net_hdr hdr; 86 __virtio16 num_buffers; 87 }; 88 #endif 89 struct virtio_net_ctrl_hdr { 90 __u8 class; 91 __u8 cmd; 92 } __attribute__((packed)); 93 typedef __u8 virtio_net_ctrl_ack; 94 #define VIRTIO_NET_OK 0 95 #define VIRTIO_NET_ERR 1 96 #define VIRTIO_NET_CTRL_RX 0 97 #define VIRTIO_NET_CTRL_RX_PROMISC 0 98 #define VIRTIO_NET_CTRL_RX_ALLMULTI 1 99 #define VIRTIO_NET_CTRL_RX_ALLUNI 2 100 #define VIRTIO_NET_CTRL_RX_NOMULTI 3 101 #define VIRTIO_NET_CTRL_RX_NOUNI 4 102 #define VIRTIO_NET_CTRL_RX_NOBCAST 5 103 struct virtio_net_ctrl_mac { 104 __virtio32 entries; 105 __u8 macs[][ETH_ALEN]; 106 } __attribute__((packed)); 107 #define VIRTIO_NET_CTRL_MAC 1 108 #define VIRTIO_NET_CTRL_MAC_TABLE_SET 0 109 #define VIRTIO_NET_CTRL_MAC_ADDR_SET 1 110 #define VIRTIO_NET_CTRL_VLAN 2 111 #define VIRTIO_NET_CTRL_VLAN_ADD 0 112 #define VIRTIO_NET_CTRL_VLAN_DEL 1 113 #define VIRTIO_NET_CTRL_ANNOUNCE 3 114 #define VIRTIO_NET_CTRL_ANNOUNCE_ACK 0 115 struct virtio_net_ctrl_mq { 116 __virtio16 virtqueue_pairs; 117 }; 118 #define VIRTIO_NET_CTRL_MQ 4 119 #define VIRTIO_NET_CTRL_MQ_VQ_PAIRS_SET 0 120 #define VIRTIO_NET_CTRL_MQ_VQ_PAIRS_MIN 1 121 #define VIRTIO_NET_CTRL_MQ_VQ_PAIRS_MAX 0x8000 122 #define VIRTIO_NET_CTRL_GUEST_OFFLOADS 5 123 #define VIRTIO_NET_CTRL_GUEST_OFFLOADS_SET 0 124 #endif 125