2 * This file is part of the Palacios Virtual Machine Monitor developed
3 * by the V3VEE Project with funding from the United States National
4 * Science Foundation and the Department of Energy.
6 * The V3VEE Project is a joint project between Northwestern University
7 * and the University of New Mexico. You can find out more at
10 * Copyright (c) 2009, Lei Xia <lxia@northwestern.edu>
11 * Copyright (c) 2009, Yuan Tang <ytang@northwestern.edu>
12 * Copyright (c) 2009, The V3VEE Project <http://www.v3vee.org>
13 * All rights reserved.
15 * Author: Lei Xia <lxia@northwestern.edu>
16 * Yuan Tang <ytang@northwestern.edu>
18 * This is free software. You are permitted to use,
19 * redistribute, and modify it as specified in the file "V3VEE_LICENSE".
27 #include <palacios/vmm.h>
30 #define V3_VNET_POLLING_VECTOR 50
32 typedef enum {MAC_ANY=0, MAC_NOT, MAC_NONE, MAC_ADDR} mac_type_t; //for 'src_mac_qual' and 'dst_mac_qual'
33 typedef enum {LINK_INTERFACE=0, LINK_EDGE, LINK_ANY} link_type_t; //for 'type' and 'src_type' in struct routing
36 #define VNET_HASH_SIZE 17
37 #define ETHERNET_HEADER_LEN 14
38 #define ETHERNET_DATA_MAX 1500
39 #define ETHERNET_PACKET_LEN (ETHERNET_HEADER_LEN + ETHERNET_DATA_MAX)
42 struct v3_vnet_route {
49 uint32_t dst_id; //link[dest] is the link to be used to send pkt
50 uint8_t dst_type; //EDGE|INTERFACE|ANY
53 uint8_t src_type; //EDGE|INTERFACE|ANY
54 } __attribute__((packed));
64 * IMPORTANT The next three fields must be grouped and packed together
65 * They are used to generate a hash value
68 uint8_t hash_buf[VNET_HASH_SIZE];
72 uint8_t header[ETHERNET_HEADER_LEN];
74 } __attribute__((packed));
75 } __attribute__((packed));
76 } __attribute__((packed));
79 #ifdef CONFIG_VNET_PROFILE
80 struct v3_vnet_profile{
81 uint64_t time_copy_from_guest;
82 uint64_t time_route_lookup;
83 uint64_t time_mallocfree;
84 uint64_t time_copy_to_guest;
85 uint64_t total_handle_time;
88 uint64_t total_exit_time;
91 uint64_t virtio_handle_start;
95 struct v3_vnet_bridge_input_args{
96 struct v3_vm_info * vm;
97 struct v3_vnet_pkt *vnet_pkts;
102 int v3_vnet_send_pkt(struct v3_vnet_pkt * pkt, void *private_data);
104 void v3_vnet_send_pkt_xcall(void * data);
106 int v3_vnet_add_route(struct v3_vnet_route route);
110 int v3_vnet_add_bridge(struct v3_vm_info * vm,
111 int (*input)(struct v3_vm_info * vm, struct v3_vnet_pkt pkt[], uint16_t pkt_num, void * private_data),
112 void (*xcall_input)(void *data),
113 uint16_t max_delayed_pkts,
117 int v3_vnet_add_dev(struct v3_vm_info *info, uint8_t mac[6],
118 int (*dev_input)(struct v3_vm_info * vm, struct v3_vnet_pkt * pkt, void * private_data),
121 void v3_vnet_heartbeat(struct guest_info *core);
124 int v3_vnet_disable_bridge();
125 int v3_vnet_enable_bridge();
127 void v3_vnet_bridge_polling();
129 int v3_vnet_bridge_rx(uchar_t *buf, uint16_t size, uint16_t src_link);