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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 enum {VIRTIO_RXQ, VIRTIO_TXQ, VIRTIO_QNUM};
59 /* Per-device statistics struct */
60 struct device_statistics {
62 rte_atomic64_t rx_total_atomic;
65 rte_atomic64_t rx_atomic;
66 /**< Bad inner IP csum for tunneling pkt */
67 rte_atomic64_t rx_bad_ip_csum;
68 /**< Bad inner L4 csum for tunneling pkt */
69 rte_atomic64_t rx_bad_l4_csum;
70 } __rte_cache_aligned;
73 * Device linked list structure for data path.
77 /**< Number of memory regions for gpa to hpa translation. */
78 uint32_t nregions_hpa;
79 /**< Memory region information for gpa to hpa translation. */
80 struct virtio_memory_regions_hpa *regions_hpa;
81 /**< Device MAC address (Obtained on first TX packet). */
82 struct ether_addr mac_address;
83 /**< RX queue number. */
85 /**< Data core that the device is added to. */
87 /**< A device is set as ready if the MAC address has been set. */
88 volatile uint8_t ready;
89 /**< Device is marked for removal from the data core. */
90 volatile uint8_t remove;
91 } __rte_cache_aligned;
94 * Structure containing data core specific information.
96 struct lcore_ll_info {
97 /**< Pointer to head in free linked list. */
98 struct virtio_net_data_ll *ll_root_free;
99 /**< Pointer to head of used linked list. */
100 struct virtio_net_data_ll *ll_root_used;
101 /**< Number of devices on lcore. */
103 /**< Flag to synchronize device removal. */
104 volatile uint8_t dev_removal_flag;
108 /**< Pointer to data core specific lcore_ll_info struct */
109 struct lcore_ll_info *lcore_ll;
112 struct virtio_net_data_ll {
113 /**< Pointer to device created by configuration core. */
114 struct vhost_dev *vdev;
115 /**< Pointer to next device in linked list. */
116 struct virtio_net_data_ll *next;
120 virtio_dev_rx(int vid, struct rte_mbuf **pkts, uint32_t count);
122 #endif /* _MAIN_H_ */