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 #define VIRTIO_NET_F_STANDBY 62 49 #define VIRTIO_NET_F_SPEED_DUPLEX 63 50 #ifndef VIRTIO_NET_NO_LEGACY 51 #define VIRTIO_NET_F_GSO 6 52 #endif 53 #define VIRTIO_NET_S_LINK_UP 1 54 #define VIRTIO_NET_S_ANNOUNCE 2 55 struct virtio_net_config { 56 __u8 mac[ETH_ALEN]; 57 __u16 status; 58 __u16 max_virtqueue_pairs; 59 __u16 mtu; 60 __u32 speed; 61 __u8 duplex; 62 } __attribute__((packed)); 63 struct virtio_net_hdr_v1 { 64 #define VIRTIO_NET_HDR_F_NEEDS_CSUM 1 65 #define VIRTIO_NET_HDR_F_DATA_VALID 2 66 __u8 flags; 67 #define VIRTIO_NET_HDR_GSO_NONE 0 68 #define VIRTIO_NET_HDR_GSO_TCPV4 1 69 #define VIRTIO_NET_HDR_GSO_UDP 3 70 #define VIRTIO_NET_HDR_GSO_TCPV6 4 71 #define VIRTIO_NET_HDR_GSO_ECN 0x80 72 __u8 gso_type; 73 __virtio16 hdr_len; 74 __virtio16 gso_size; 75 __virtio16 csum_start; 76 __virtio16 csum_offset; 77 __virtio16 num_buffers; 78 }; 79 #ifndef VIRTIO_NET_NO_LEGACY 80 struct virtio_net_hdr { 81 __u8 flags; 82 __u8 gso_type; 83 __virtio16 hdr_len; 84 __virtio16 gso_size; 85 __virtio16 csum_start; 86 __virtio16 csum_offset; 87 }; 88 struct virtio_net_hdr_mrg_rxbuf { 89 struct virtio_net_hdr hdr; 90 __virtio16 num_buffers; 91 }; 92 #endif 93 struct virtio_net_ctrl_hdr { 94 __u8 class; 95 __u8 cmd; 96 } __attribute__((packed)); 97 typedef __u8 virtio_net_ctrl_ack; 98 #define VIRTIO_NET_OK 0 99 #define VIRTIO_NET_ERR 1 100 #define VIRTIO_NET_CTRL_RX 0 101 #define VIRTIO_NET_CTRL_RX_PROMISC 0 102 #define VIRTIO_NET_CTRL_RX_ALLMULTI 1 103 #define VIRTIO_NET_CTRL_RX_ALLUNI 2 104 #define VIRTIO_NET_CTRL_RX_NOMULTI 3 105 #define VIRTIO_NET_CTRL_RX_NOUNI 4 106 #define VIRTIO_NET_CTRL_RX_NOBCAST 5 107 struct virtio_net_ctrl_mac { 108 __virtio32 entries; 109 __u8 macs[][ETH_ALEN]; 110 } __attribute__((packed)); 111 #define VIRTIO_NET_CTRL_MAC 1 112 #define VIRTIO_NET_CTRL_MAC_TABLE_SET 0 113 #define VIRTIO_NET_CTRL_MAC_ADDR_SET 1 114 #define VIRTIO_NET_CTRL_VLAN 2 115 #define VIRTIO_NET_CTRL_VLAN_ADD 0 116 #define VIRTIO_NET_CTRL_VLAN_DEL 1 117 #define VIRTIO_NET_CTRL_ANNOUNCE 3 118 #define VIRTIO_NET_CTRL_ANNOUNCE_ACK 0 119 struct virtio_net_ctrl_mq { 120 __virtio16 virtqueue_pairs; 121 }; 122 #define VIRTIO_NET_CTRL_MQ 4 123 #define VIRTIO_NET_CTRL_MQ_VQ_PAIRS_SET 0 124 #define VIRTIO_NET_CTRL_MQ_VQ_PAIRS_MIN 1 125 #define VIRTIO_NET_CTRL_MQ_VQ_PAIRS_MAX 0x8000 126 #define VIRTIO_NET_CTRL_GUEST_OFFLOADS 5 127 #define VIRTIO_NET_CTRL_GUEST_OFFLOADS_SET 0 128 #endif 129