projects / ceph.git / blame
| Commit | Line | Data |
|---|---|---|
| 9f95a23c TL |
1 | /* SPDX-License-Identifier: BSD-3-Clause |
| 2 | * Copyright(c) 2010-2015 Intel Corporation | |
| 7c673cae FG |
3 | */ |
| 4 | ||
| 5 | #ifndef _MAIN_H_ | |
| 6 | #define _MAIN_H_ | |
| 7 | ||
| 8 | #include <rte_ether.h> | |
| 9 | ||
| 10 | /* Macros for printing using RTE_LOG */ | |
| 11 | #define RTE_LOGTYPE_VHOST_CONFIG RTE_LOGTYPE_USER1 | |
| 12 | #define RTE_LOGTYPE_VHOST_DATA RTE_LOGTYPE_USER2 | |
| 13 | #define RTE_LOGTYPE_VHOST_PORT RTE_LOGTYPE_USER3 | |
| 14 | ||
| 15 | /* State of virtio device. */ | |
| 16 | #define DEVICE_MAC_LEARNING 0 | |
| 17 | #define DEVICE_RX 1 | |
| 18 | #define DEVICE_SAFE_REMOVE 2 | |
| 19 | ||
| 20 | #define MAX_QUEUES 512 | |
| 21 | ||
| 22 | /* Max burst size for RX/TX */ | |
| 23 | #define MAX_PKT_BURST 32 | |
| 24 | ||
| 25 | /* Max number of devices. Limited by the application. */ | |
| 26 | #define MAX_DEVICES 64 | |
| 27 | ||
| 11fdf7f2 TL |
28 | enum {VIRTIO_RXQ, VIRTIO_TXQ, VIRTIO_QNUM}; |
| 29 | ||
| 7c673cae FG |
30 | /* Per-device statistics struct */ |
| 31 | struct device_statistics { | |
| 32 | uint64_t tx_total; | |
| 33 | rte_atomic64_t rx_total_atomic; | |
| 34 | uint64_t rx_total; | |
| 35 | uint64_t tx; | |
| 36 | rte_atomic64_t rx_atomic; | |
| 37 | /**< Bad inner IP csum for tunneling pkt */ | |
| 38 | rte_atomic64_t rx_bad_ip_csum; | |
| 39 | /**< Bad inner L4 csum for tunneling pkt */ | |
| 40 | rte_atomic64_t rx_bad_l4_csum; | |
| 41 | } __rte_cache_aligned; | |
| 42 | ||
| 43 | /** | |
| 44 | * Device linked list structure for data path. | |
| 45 | */ | |
| 46 | struct vhost_dev { | |
| 47 | int vid; | |
| 48 | /**< Number of memory regions for gpa to hpa translation. */ | |
| 49 | uint32_t nregions_hpa; | |
| 50 | /**< Memory region information for gpa to hpa translation. */ | |
| 51 | struct virtio_memory_regions_hpa *regions_hpa; | |
| 52 | /**< Device MAC address (Obtained on first TX packet). */ | |
| 53 | struct ether_addr mac_address; | |
| 54 | /**< RX queue number. */ | |
| 55 | uint16_t rx_q; | |
| 56 | /**< Data core that the device is added to. */ | |
| 57 | uint16_t coreid; | |
| 58 | /**< A device is set as ready if the MAC address has been set. */ | |
| 59 | volatile uint8_t ready; | |
| 60 | /**< Device is marked for removal from the data core. */ | |
| 61 | volatile uint8_t remove; | |
| 62 | } __rte_cache_aligned; | |
| 63 | ||
| 64 | /** | |
| 65 | * Structure containing data core specific information. | |
| 66 | */ | |
| 67 | struct lcore_ll_info { | |
| 68 | /**< Pointer to head in free linked list. */ | |
| 69 | struct virtio_net_data_ll *ll_root_free; | |
| 70 | /**< Pointer to head of used linked list. */ | |
| 71 | struct virtio_net_data_ll *ll_root_used; | |
| 72 | /**< Number of devices on lcore. */ | |
| 73 | uint32_t device_num; | |
| 74 | /**< Flag to synchronize device removal. */ | |
| 75 | volatile uint8_t dev_removal_flag; | |
| 76 | }; | |
| 77 | ||
| 78 | struct lcore_info { | |
| 79 | /**< Pointer to data core specific lcore_ll_info struct */ | |
| 80 | struct lcore_ll_info *lcore_ll; | |
| 81 | }; | |
| 82 | ||
| 83 | struct virtio_net_data_ll { | |
| 84 | /**< Pointer to device created by configuration core. */ | |
| 85 | struct vhost_dev *vdev; | |
| 86 | /**< Pointer to next device in linked list. */ | |
| 87 | struct virtio_net_data_ll *next; | |
| 88 | }; | |
| 89 | ||
| 90 | uint32_t | |
| 91 | virtio_dev_rx(int vid, struct rte_mbuf **pkts, uint32_t count); | |
| 92 | ||
| 93 | #endif /* _MAIN_H_ */ |