blob: da7285ed7fde4cef28c446d8165722cf2fbc719e [file] [log] [blame]
Ben Cheng655a7c02013-10-16 16:09:24 -07001/****************************************************************************
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 ****************************************************************************/
Christopher Ferris49f525c2016-12-12 14:55:36 -080019#ifndef _UAPI_LINUX_VIRTIO_NET_H
20#define _UAPI_LINUX_VIRTIO_NET_H
Ben Cheng655a7c02013-10-16 16:09:24 -070021#include <linux/types.h>
22#include <linux/virtio_ids.h>
Ben Cheng655a7c02013-10-16 16:09:24 -070023#include <linux/virtio_config.h>
Christopher Ferris05d08e92016-02-04 13:16:38 -080024#include <linux/virtio_types.h>
Ben Cheng655a7c02013-10-16 16:09:24 -070025#include <linux/if_ether.h>
26#define VIRTIO_NET_F_CSUM 0
27#define VIRTIO_NET_F_GUEST_CSUM 1
Christopher Ferris05d08e92016-02-04 13:16:38 -080028#define VIRTIO_NET_F_CTRL_GUEST_OFFLOADS 2
Christopher Ferris49f525c2016-12-12 14:55:36 -080029#define VIRTIO_NET_F_MTU 3
Ben Cheng655a7c02013-10-16 16:09:24 -070030#define VIRTIO_NET_F_MAC 5
Christopher Ferris49f525c2016-12-12 14:55:36 -080031#define VIRTIO_NET_F_GUEST_TSO4 7
Christopher Ferris05d08e92016-02-04 13:16:38 -080032#define VIRTIO_NET_F_GUEST_TSO6 8
Ben Cheng655a7c02013-10-16 16:09:24 -070033#define VIRTIO_NET_F_GUEST_ECN 9
34#define VIRTIO_NET_F_GUEST_UFO 10
Christopher Ferris49f525c2016-12-12 14:55:36 -080035#define VIRTIO_NET_F_HOST_TSO4 11
Christopher Ferris05d08e92016-02-04 13:16:38 -080036#define VIRTIO_NET_F_HOST_TSO6 12
Ben Cheng655a7c02013-10-16 16:09:24 -070037#define VIRTIO_NET_F_HOST_ECN 13
38#define VIRTIO_NET_F_HOST_UFO 14
Christopher Ferris49f525c2016-12-12 14:55:36 -080039#define VIRTIO_NET_F_MRG_RXBUF 15
Christopher Ferris05d08e92016-02-04 13:16:38 -080040#define VIRTIO_NET_F_STATUS 16
Ben Cheng655a7c02013-10-16 16:09:24 -070041#define VIRTIO_NET_F_CTRL_VQ 17
42#define VIRTIO_NET_F_CTRL_RX 18
Christopher Ferris49f525c2016-12-12 14:55:36 -080043#define VIRTIO_NET_F_CTRL_VLAN 19
Christopher Ferris05d08e92016-02-04 13:16:38 -080044#define VIRTIO_NET_F_CTRL_RX_EXTRA 20
Ben Cheng655a7c02013-10-16 16:09:24 -070045#define VIRTIO_NET_F_GUEST_ANNOUNCE 21
46#define VIRTIO_NET_F_MQ 22
Christopher Ferris49f525c2016-12-12 14:55:36 -080047#define VIRTIO_NET_F_CTRL_MAC_ADDR 23
Christopher Ferris7447a1c2022-10-04 18:24:44 -070048#define VIRTIO_NET_F_NOTF_COAL 53
Christopher Ferris8b7fdc92023-02-21 13:36:32 -080049#define VIRTIO_NET_F_GUEST_USO4 54
50#define VIRTIO_NET_F_GUEST_USO6 55
51#define VIRTIO_NET_F_HOST_USO 56
Christopher Ferrisaf09c702020-06-01 20:29:29 -070052#define VIRTIO_NET_F_HASH_REPORT 57
53#define VIRTIO_NET_F_RSS 60
54#define VIRTIO_NET_F_RSC_EXT 61
Christopher Ferris9ce28842018-10-25 12:11:39 -070055#define VIRTIO_NET_F_STANDBY 62
Christopher Ferris76a1d452018-06-27 14:12:29 -070056#define VIRTIO_NET_F_SPEED_DUPLEX 63
Christopher Ferris05d08e92016-02-04 13:16:38 -080057#ifndef VIRTIO_NET_NO_LEGACY
58#define VIRTIO_NET_F_GSO 6
59#endif
Christopher Ferris49f525c2016-12-12 14:55:36 -080060#define VIRTIO_NET_S_LINK_UP 1
Ben Cheng655a7c02013-10-16 16:09:24 -070061#define VIRTIO_NET_S_ANNOUNCE 2
Christopher Ferrisaf09c702020-06-01 20:29:29 -070062#define VIRTIO_NET_RSS_HASH_TYPE_IPv4 (1 << 0)
63#define VIRTIO_NET_RSS_HASH_TYPE_TCPv4 (1 << 1)
64#define VIRTIO_NET_RSS_HASH_TYPE_UDPv4 (1 << 2)
65#define VIRTIO_NET_RSS_HASH_TYPE_IPv6 (1 << 3)
66#define VIRTIO_NET_RSS_HASH_TYPE_TCPv6 (1 << 4)
67#define VIRTIO_NET_RSS_HASH_TYPE_UDPv6 (1 << 5)
68#define VIRTIO_NET_RSS_HASH_TYPE_IP_EX (1 << 6)
69#define VIRTIO_NET_RSS_HASH_TYPE_TCP_EX (1 << 7)
70#define VIRTIO_NET_RSS_HASH_TYPE_UDP_EX (1 << 8)
Ben Cheng655a7c02013-10-16 16:09:24 -070071struct virtio_net_config {
Tao Baod7db5942015-01-28 10:07:51 -080072 __u8 mac[ETH_ALEN];
Christopher Ferris25c18d42020-10-14 17:42:58 -070073 __virtio16 status;
74 __virtio16 max_virtqueue_pairs;
75 __virtio16 mtu;
76 __le32 speed;
Christopher Ferris76a1d452018-06-27 14:12:29 -070077 __u8 duplex;
Christopher Ferrisaf09c702020-06-01 20:29:29 -070078 __u8 rss_max_key_size;
79 __le16 rss_max_indirection_table_length;
80 __le32 supported_hash_types;
Ben Cheng655a7c02013-10-16 16:09:24 -070081} __attribute__((packed));
Christopher Ferris05d08e92016-02-04 13:16:38 -080082struct virtio_net_hdr_v1 {
Ben Cheng655a7c02013-10-16 16:09:24 -070083#define VIRTIO_NET_HDR_F_NEEDS_CSUM 1
Ben Cheng655a7c02013-10-16 16:09:24 -070084#define VIRTIO_NET_HDR_F_DATA_VALID 2
Christopher Ferrisaf09c702020-06-01 20:29:29 -070085#define VIRTIO_NET_HDR_F_RSC_INFO 4
Tao Baod7db5942015-01-28 10:07:51 -080086 __u8 flags;
Ben Cheng655a7c02013-10-16 16:09:24 -070087#define VIRTIO_NET_HDR_GSO_NONE 0
88#define VIRTIO_NET_HDR_GSO_TCPV4 1
Ben Cheng655a7c02013-10-16 16:09:24 -070089#define VIRTIO_NET_HDR_GSO_UDP 3
90#define VIRTIO_NET_HDR_GSO_TCPV6 4
Christopher Ferris8b7fdc92023-02-21 13:36:32 -080091#define VIRTIO_NET_HDR_GSO_UDP_L4 5
Ben Cheng655a7c02013-10-16 16:09:24 -070092#define VIRTIO_NET_HDR_GSO_ECN 0x80
Tao Baod7db5942015-01-28 10:07:51 -080093 __u8 gso_type;
Christopher Ferris05d08e92016-02-04 13:16:38 -080094 __virtio16 hdr_len;
95 __virtio16 gso_size;
Christopher Ferrisaf09c702020-06-01 20:29:29 -070096 union {
97 struct {
98 __virtio16 csum_start;
99 __virtio16 csum_offset;
100 };
101 struct {
102 __virtio16 start;
103 __virtio16 offset;
104 } csum;
105 struct {
106 __le16 segments;
107 __le16 dup_acks;
108 } rsc;
109 };
Christopher Ferris05d08e92016-02-04 13:16:38 -0800110 __virtio16 num_buffers;
111};
Christopher Ferrisaf09c702020-06-01 20:29:29 -0700112struct virtio_net_hdr_v1_hash {
113 struct virtio_net_hdr_v1 hdr;
114 __le32 hash_value;
115#define VIRTIO_NET_HASH_REPORT_NONE 0
116#define VIRTIO_NET_HASH_REPORT_IPv4 1
117#define VIRTIO_NET_HASH_REPORT_TCPv4 2
118#define VIRTIO_NET_HASH_REPORT_UDPv4 3
119#define VIRTIO_NET_HASH_REPORT_IPv6 4
120#define VIRTIO_NET_HASH_REPORT_TCPv6 5
121#define VIRTIO_NET_HASH_REPORT_UDPv6 6
122#define VIRTIO_NET_HASH_REPORT_IPv6_EX 7
123#define VIRTIO_NET_HASH_REPORT_TCPv6_EX 8
124#define VIRTIO_NET_HASH_REPORT_UDPv6_EX 9
125 __le16 hash_report;
126 __le16 padding;
127};
Christopher Ferris05d08e92016-02-04 13:16:38 -0800128#ifndef VIRTIO_NET_NO_LEGACY
129struct virtio_net_hdr {
Christopher Ferris05d08e92016-02-04 13:16:38 -0800130 __u8 flags;
131 __u8 gso_type;
132 __virtio16 hdr_len;
133 __virtio16 gso_size;
Christopher Ferris05d08e92016-02-04 13:16:38 -0800134 __virtio16 csum_start;
135 __virtio16 csum_offset;
Ben Cheng655a7c02013-10-16 16:09:24 -0700136};
137struct virtio_net_hdr_mrg_rxbuf {
Christopher Ferris05d08e92016-02-04 13:16:38 -0800138 struct virtio_net_hdr hdr;
139 __virtio16 num_buffers;
Ben Cheng655a7c02013-10-16 16:09:24 -0700140};
Christopher Ferris05d08e92016-02-04 13:16:38 -0800141#endif
Ben Cheng655a7c02013-10-16 16:09:24 -0700142struct virtio_net_ctrl_hdr {
Tao Baod7db5942015-01-28 10:07:51 -0800143 __u8 class;
144 __u8 cmd;
Ben Cheng655a7c02013-10-16 16:09:24 -0700145} __attribute__((packed));
146typedef __u8 virtio_net_ctrl_ack;
147#define VIRTIO_NET_OK 0
148#define VIRTIO_NET_ERR 1
Ben Cheng655a7c02013-10-16 16:09:24 -0700149#define VIRTIO_NET_CTRL_RX 0
150#define VIRTIO_NET_CTRL_RX_PROMISC 0
151#define VIRTIO_NET_CTRL_RX_ALLMULTI 1
152#define VIRTIO_NET_CTRL_RX_ALLUNI 2
Ben Cheng655a7c02013-10-16 16:09:24 -0700153#define VIRTIO_NET_CTRL_RX_NOMULTI 3
154#define VIRTIO_NET_CTRL_RX_NOUNI 4
155#define VIRTIO_NET_CTRL_RX_NOBCAST 5
156struct virtio_net_ctrl_mac {
Christopher Ferris05d08e92016-02-04 13:16:38 -0800157 __virtio32 entries;
Tao Baod7db5942015-01-28 10:07:51 -0800158 __u8 macs[][ETH_ALEN];
Ben Cheng655a7c02013-10-16 16:09:24 -0700159} __attribute__((packed));
160#define VIRTIO_NET_CTRL_MAC 1
Ben Cheng655a7c02013-10-16 16:09:24 -0700161#define VIRTIO_NET_CTRL_MAC_TABLE_SET 0
162#define VIRTIO_NET_CTRL_MAC_ADDR_SET 1
163#define VIRTIO_NET_CTRL_VLAN 2
164#define VIRTIO_NET_CTRL_VLAN_ADD 0
Ben Cheng655a7c02013-10-16 16:09:24 -0700165#define VIRTIO_NET_CTRL_VLAN_DEL 1
166#define VIRTIO_NET_CTRL_ANNOUNCE 3
167#define VIRTIO_NET_CTRL_ANNOUNCE_ACK 0
Christopher Ferrisaf09c702020-06-01 20:29:29 -0700168#define VIRTIO_NET_CTRL_MQ 4
Ben Cheng655a7c02013-10-16 16:09:24 -0700169struct virtio_net_ctrl_mq {
Christopher Ferris05d08e92016-02-04 13:16:38 -0800170 __virtio16 virtqueue_pairs;
Ben Cheng655a7c02013-10-16 16:09:24 -0700171};
Ben Cheng655a7c02013-10-16 16:09:24 -0700172#define VIRTIO_NET_CTRL_MQ_VQ_PAIRS_SET 0
Ben Cheng655a7c02013-10-16 16:09:24 -0700173#define VIRTIO_NET_CTRL_MQ_VQ_PAIRS_MIN 1
174#define VIRTIO_NET_CTRL_MQ_VQ_PAIRS_MAX 0x8000
Christopher Ferrisaf09c702020-06-01 20:29:29 -0700175struct virtio_net_rss_config {
176 __le32 hash_types;
177 __le16 indirection_table_mask;
178 __le16 unclassified_queue;
179 __le16 indirection_table[1];
180 __le16 max_tx_vq;
181 __u8 hash_key_length;
182 __u8 hash_key_data[];
183};
184#define VIRTIO_NET_CTRL_MQ_RSS_CONFIG 1
185struct virtio_net_hash_config {
186 __le32 hash_types;
187 __le16 reserved[4];
188 __u8 hash_key_length;
189 __u8 hash_key_data[];
190};
191#define VIRTIO_NET_CTRL_MQ_HASH_CONFIG 2
Christopher Ferris05d08e92016-02-04 13:16:38 -0800192#define VIRTIO_NET_CTRL_GUEST_OFFLOADS 5
193#define VIRTIO_NET_CTRL_GUEST_OFFLOADS_SET 0
Christopher Ferris7447a1c2022-10-04 18:24:44 -0700194#define VIRTIO_NET_CTRL_NOTF_COAL 6
195struct virtio_net_ctrl_coal_tx {
196 __le32 tx_max_packets;
197 __le32 tx_usecs;
198};
199#define VIRTIO_NET_CTRL_NOTF_COAL_TX_SET 0
200struct virtio_net_ctrl_coal_rx {
201 __le32 rx_max_packets;
202 __le32 rx_usecs;
203};
204#define VIRTIO_NET_CTRL_NOTF_COAL_RX_SET 1
Ben Cheng655a7c02013-10-16 16:09:24 -0700205#endif