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37 #include <rte_ether.h>
40 #define LOG_LEVEL RTE_LOG_DEBUG
41 #define LOG_DEBUG(log_type, fmt, args...) RTE_LOG(DEBUG, log_type, fmt, ##args)
43 #define LOG_LEVEL RTE_LOG_INFO
44 #define LOG_DEBUG(log_type, fmt, args...) do {} while (0)
47 /* Macros for printing using RTE_LOG */
48 #define RTE_LOGTYPE_VHOST_CONFIG RTE_LOGTYPE_USER1
49 #define RTE_LOGTYPE_VHOST_DATA RTE_LOGTYPE_USER2
50 #define RTE_LOGTYPE_VHOST_PORT RTE_LOGTYPE_USER3
52 /* State of virtio device. */
53 #define DEVICE_MAC_LEARNING 0
55 #define DEVICE_SAFE_REMOVE 2
57 #define MAX_QUEUES 512
59 /* Max burst size for RX/TX */
60 #define MAX_PKT_BURST 32
62 /* Max number of devices. Limited by the application. */
63 #define MAX_DEVICES 64
65 /* Per-device statistics struct */
66 struct device_statistics {
68 rte_atomic64_t rx_total_atomic;
71 rte_atomic64_t rx_atomic;
72 } __rte_cache_aligned;
75 * Device linked list structure for data path.
78 /**< Pointer to device created by vhost lib. */
79 struct virtio_net *dev;
80 /**< Number of memory regions for gpa to hpa translation. */
81 uint32_t nregions_hpa;
82 /**< Memory region information for gpa to hpa translation. */
83 struct virtio_memory_regions_hpa *regions_hpa;
84 /**< Device MAC address (Obtained on first TX packet). */
85 struct ether_addr mac_address;
86 /**< RX queue number. */
88 /**< Data core that the device is added to. */
90 /**< A device is set as ready if the MAC address has been set. */
91 volatile uint8_t ready;
92 /**< Device is marked for removal from the data core. */
93 volatile uint8_t remove;
94 } __rte_cache_aligned;
97 * Structure containing data core specific information.
99 struct lcore_ll_info {
100 /**< Pointer to head in free linked list. */
101 struct virtio_net_data_ll *ll_root_free;
102 /**< Pointer to head of used linked list. */
103 struct virtio_net_data_ll *ll_root_used;
104 /**< Number of devices on lcore. */
106 /**< Flag to synchronize device removal. */
107 volatile uint8_t dev_removal_flag;
111 /**< Pointer to data core specific lcore_ll_info struct */
112 struct lcore_ll_info *lcore_ll;
115 struct virtio_net_data_ll {
116 /**< Pointer to device created by configuration core. */
117 struct vhost_dev *vdev;
118 /**< Pointer to next device in linked list. */
119 struct virtio_net_data_ll *next;
123 virtio_dev_rx(struct virtio_net *dev, struct rte_mbuf **pkts, uint32_t count);
125 #endif /* _MAIN_H_ */