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37 #include <rte_ether.h>
39 /* Macros for printing using RTE_LOG */
40 #define RTE_LOGTYPE_VHOST_CONFIG RTE_LOGTYPE_USER1
41 #define RTE_LOGTYPE_VHOST_DATA RTE_LOGTYPE_USER2
42 #define RTE_LOGTYPE_VHOST_PORT RTE_LOGTYPE_USER3
44 /* State of virtio device. */
45 #define DEVICE_MAC_LEARNING 0
47 #define DEVICE_SAFE_REMOVE 2
49 #define MAX_QUEUES 512
51 /* Max burst size for RX/TX */
52 #define MAX_PKT_BURST 32
54 /* Max number of devices. Limited by the application. */
55 #define MAX_DEVICES 64
57 /* Per-device statistics struct */
58 struct device_statistics {
60 rte_atomic64_t rx_total_atomic;
63 rte_atomic64_t rx_atomic;
64 /**< Bad inner IP csum for tunneling pkt */
65 rte_atomic64_t rx_bad_ip_csum;
66 /**< Bad inner L4 csum for tunneling pkt */
67 rte_atomic64_t rx_bad_l4_csum;
68 } __rte_cache_aligned;
71 * Device linked list structure for data path.
74 /**< Pointer to device created by vhost lib. */
75 struct virtio_net *dev;
76 /**< Number of memory regions for gpa to hpa translation. */
77 uint32_t nregions_hpa;
78 /**< Memory region information for gpa to hpa translation. */
79 struct virtio_memory_regions_hpa *regions_hpa;
80 /**< Device MAC address (Obtained on first TX packet). */
81 struct ether_addr mac_address;
82 /**< RX queue number. */
84 /**< Data core that the device is added to. */
86 /**< A device is set as ready if the MAC address has been set. */
87 volatile uint8_t ready;
88 /**< Device is marked for removal from the data core. */
89 volatile uint8_t remove;
90 } __rte_cache_aligned;
93 * Structure containing data core specific information.
95 struct lcore_ll_info {
96 /**< Pointer to head in free linked list. */
97 struct virtio_net_data_ll *ll_root_free;
98 /**< Pointer to head of used linked list. */
99 struct virtio_net_data_ll *ll_root_used;
100 /**< Number of devices on lcore. */
102 /**< Flag to synchronize device removal. */
103 volatile uint8_t dev_removal_flag;
107 /**< Pointer to data core specific lcore_ll_info struct */
108 struct lcore_ll_info *lcore_ll;
111 struct virtio_net_data_ll {
112 /**< Pointer to device created by configuration core. */
113 struct vhost_dev *vdev;
114 /**< Pointer to next device in linked list. */
115 struct virtio_net_data_ll *next;
119 virtio_dev_rx(struct virtio_net *dev, struct rte_mbuf **pkts, uint32_t count);
121 #endif /* _MAIN_H_ */