diff options
Diffstat (limited to 'src/spdk/dpdk/examples/tep_termination/main.h')
| -rw-r--r-- | src/spdk/dpdk/examples/tep_termination/main.h | 93 |
1 files changed, 93 insertions, 0 deletions
diff --git a/src/spdk/dpdk/examples/tep_termination/main.h b/src/spdk/dpdk/examples/tep_termination/main.h new file mode 100644 index 00000000..966c63a5 --- /dev/null +++ b/src/spdk/dpdk/examples/tep_termination/main.h @@ -0,0 +1,93 @@ +/* SPDX-License-Identifier: BSD-3-Clause + * Copyright(c) 2010-2015 Intel Corporation + */ + +#ifndef _MAIN_H_ +#define _MAIN_H_ + +#include <rte_ether.h> + +/* Macros for printing using RTE_LOG */ +#define RTE_LOGTYPE_VHOST_CONFIG RTE_LOGTYPE_USER1 +#define RTE_LOGTYPE_VHOST_DATA RTE_LOGTYPE_USER2 +#define RTE_LOGTYPE_VHOST_PORT RTE_LOGTYPE_USER3 + +/* State of virtio device. */ +#define DEVICE_MAC_LEARNING 0 +#define DEVICE_RX 1 +#define DEVICE_SAFE_REMOVE 2 + +#define MAX_QUEUES 512 + +/* Max burst size for RX/TX */ +#define MAX_PKT_BURST 32 + +/* Max number of devices. Limited by the application. */ +#define MAX_DEVICES 64 + +enum {VIRTIO_RXQ, VIRTIO_TXQ, VIRTIO_QNUM}; + +/* Per-device statistics struct */ +struct device_statistics { + uint64_t tx_total; + rte_atomic64_t rx_total_atomic; + uint64_t rx_total; + uint64_t tx; + rte_atomic64_t rx_atomic; + /**< Bad inner IP csum for tunneling pkt */ + rte_atomic64_t rx_bad_ip_csum; + /**< Bad inner L4 csum for tunneling pkt */ + rte_atomic64_t rx_bad_l4_csum; +} __rte_cache_aligned; + +/** + * Device linked list structure for data path. + */ +struct vhost_dev { + int vid; + /**< Number of memory regions for gpa to hpa translation. */ + uint32_t nregions_hpa; + /**< Memory region information for gpa to hpa translation. */ + struct virtio_memory_regions_hpa *regions_hpa; + /**< Device MAC address (Obtained on first TX packet). */ + struct ether_addr mac_address; + /**< RX queue number. */ + uint16_t rx_q; + /**< Data core that the device is added to. */ + uint16_t coreid; + /**< A device is set as ready if the MAC address has been set. */ + volatile uint8_t ready; + /**< Device is marked for removal from the data core. */ + volatile uint8_t remove; +} __rte_cache_aligned; + +/** + * Structure containing data core specific information. + */ +struct lcore_ll_info { + /**< Pointer to head in free linked list. */ + struct virtio_net_data_ll *ll_root_free; + /**< Pointer to head of used linked list. */ + struct virtio_net_data_ll *ll_root_used; + /**< Number of devices on lcore. */ + uint32_t device_num; + /**< Flag to synchronize device removal. */ + volatile uint8_t dev_removal_flag; +}; + +struct lcore_info { + /**< Pointer to data core specific lcore_ll_info struct */ + struct lcore_ll_info *lcore_ll; +}; + +struct virtio_net_data_ll { + /**< Pointer to device created by configuration core. */ + struct vhost_dev *vdev; + /**< Pointer to next device in linked list. */ + struct virtio_net_data_ll *next; +}; + +uint32_t +virtio_dev_rx(int vid, struct rte_mbuf **pkts, uint32_t count); + +#endif /* _MAIN_H_ */ |