diff options
Diffstat (limited to 'app/test/virtual_pmd.c')
| -rw-r--r-- | app/test/virtual_pmd.c | 644 |
1 files changed, 0 insertions, 644 deletions
diff --git a/app/test/virtual_pmd.c b/app/test/virtual_pmd.c deleted file mode 100644 index 65b44c64..00000000 --- a/app/test/virtual_pmd.c +++ /dev/null @@ -1,644 +0,0 @@ -/*- - * BSD LICENSE - * - * Copyright(c) 2010-2014 Intel Corporation. All rights reserved. - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * * Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * * Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in - * the documentation and/or other materials provided with the - * distribution. - * * Neither the name of Intel Corporation nor the names of its - * contributors may be used to endorse or promote products derived - * from this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR - * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT - * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, - * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT - * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, - * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY - * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE - * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - */ - -#include <rte_mbuf.h> -#include <rte_ethdev.h> -#include <rte_malloc.h> -#include <rte_memcpy.h> -#include <rte_memory.h> -#include <rte_ring.h> - -#include "virtual_pmd.h" - -#define MAX_PKT_BURST 512 - -static const char *virtual_ethdev_driver_name = "Virtual PMD"; - -struct virtual_ethdev_private { - struct eth_dev_ops dev_ops; - struct rte_eth_stats eth_stats; - - struct rte_ring *rx_queue; - struct rte_ring *tx_queue; - - int tx_burst_fail_count; -}; - -struct virtual_ethdev_queue { - int port_id; - int queue_id; -}; - -static int -virtual_ethdev_start_success(struct rte_eth_dev *eth_dev __rte_unused) -{ - eth_dev->data->dev_started = 1; - - return 0; -} - -static int -virtual_ethdev_start_fail(struct rte_eth_dev *eth_dev __rte_unused) -{ - eth_dev->data->dev_started = 0; - - return -1; -} -static void virtual_ethdev_stop(struct rte_eth_dev *eth_dev __rte_unused) -{ - void *pkt = NULL; - struct virtual_ethdev_private *prv = eth_dev->data->dev_private; - - eth_dev->data->dev_link.link_status = ETH_LINK_DOWN; - eth_dev->data->dev_started = 0; - while (rte_ring_dequeue(prv->rx_queue, &pkt) != -ENOENT) - rte_pktmbuf_free(pkt); - - while (rte_ring_dequeue(prv->tx_queue, &pkt) != -ENOENT) - rte_pktmbuf_free(pkt); -} - -static void -virtual_ethdev_close(struct rte_eth_dev *dev __rte_unused) -{} - -static int -virtual_ethdev_configure_success(struct rte_eth_dev *dev __rte_unused) -{ - return 0; -} - -static int -virtual_ethdev_configure_fail(struct rte_eth_dev *dev __rte_unused) -{ - return -1; -} - -static void -virtual_ethdev_info_get(struct rte_eth_dev *dev __rte_unused, - struct rte_eth_dev_info *dev_info) -{ - dev_info->driver_name = virtual_ethdev_driver_name; - dev_info->max_mac_addrs = 1; - - dev_info->max_rx_pktlen = (uint32_t)2048; - - dev_info->max_rx_queues = (uint16_t)128; - dev_info->max_tx_queues = (uint16_t)512; - - dev_info->min_rx_bufsize = 0; - dev_info->pci_dev = NULL; -} - -static int -virtual_ethdev_rx_queue_setup_success(struct rte_eth_dev *dev, - uint16_t rx_queue_id, uint16_t nb_rx_desc __rte_unused, - unsigned int socket_id, - const struct rte_eth_rxconf *rx_conf __rte_unused, - struct rte_mempool *mb_pool __rte_unused) -{ - struct virtual_ethdev_queue *rx_q; - - rx_q = (struct virtual_ethdev_queue *)rte_zmalloc_socket(NULL, - sizeof(struct virtual_ethdev_queue), 0, socket_id); - - if (rx_q == NULL) - return -1; - - rx_q->port_id = dev->data->port_id; - rx_q->queue_id = rx_queue_id; - - dev->data->rx_queues[rx_queue_id] = rx_q; - - return 0; -} - -static int -virtual_ethdev_rx_queue_setup_fail(struct rte_eth_dev *dev __rte_unused, - uint16_t rx_queue_id __rte_unused, uint16_t nb_rx_desc __rte_unused, - unsigned int socket_id __rte_unused, - const struct rte_eth_rxconf *rx_conf __rte_unused, - struct rte_mempool *mb_pool __rte_unused) -{ - return -1; -} - -static int -virtual_ethdev_tx_queue_setup_success(struct rte_eth_dev *dev, - uint16_t tx_queue_id, uint16_t nb_tx_desc __rte_unused, - unsigned int socket_id, - const struct rte_eth_txconf *tx_conf __rte_unused) -{ - struct virtual_ethdev_queue *tx_q; - - tx_q = (struct virtual_ethdev_queue *)rte_zmalloc_socket(NULL, - sizeof(struct virtual_ethdev_queue), 0, socket_id); - - if (tx_q == NULL) - return -1; - - tx_q->port_id = dev->data->port_id; - tx_q->queue_id = tx_queue_id; - - dev->data->tx_queues[tx_queue_id] = tx_q; - - return 0; -} - -static int -virtual_ethdev_tx_queue_setup_fail(struct rte_eth_dev *dev __rte_unused, - uint16_t tx_queue_id __rte_unused, uint16_t nb_tx_desc __rte_unused, - unsigned int socket_id __rte_unused, - const struct rte_eth_txconf *tx_conf __rte_unused) -{ - return -1; -} - -static void -virtual_ethdev_rx_queue_release(void *q __rte_unused) -{ -} - -static void -virtual_ethdev_tx_queue_release(void *q __rte_unused) -{ -} - -static int -virtual_ethdev_link_update_success(struct rte_eth_dev *bonded_eth_dev, - int wait_to_complete __rte_unused) -{ - if (!bonded_eth_dev->data->dev_started) - bonded_eth_dev->data->dev_link.link_status = ETH_LINK_DOWN; - - return 0; -} - -static int -virtual_ethdev_link_update_fail(struct rte_eth_dev *bonded_eth_dev __rte_unused, - int wait_to_complete __rte_unused) -{ - return -1; -} - -static void -virtual_ethdev_stats_get(struct rte_eth_dev *dev, struct rte_eth_stats *stats) -{ - struct virtual_ethdev_private *dev_private = dev->data->dev_private; - - if (stats) - rte_memcpy(stats, &dev_private->eth_stats, sizeof(*stats)); -} - -static void -virtual_ethdev_stats_reset(struct rte_eth_dev *dev) -{ - struct virtual_ethdev_private *dev_private = dev->data->dev_private; - void *pkt = NULL; - - while (rte_ring_dequeue(dev_private->tx_queue, &pkt) == -ENOBUFS) - rte_pktmbuf_free(pkt); - - /* Reset internal statistics */ - memset(&dev_private->eth_stats, 0, sizeof(dev_private->eth_stats)); -} - -static void -virtual_ethdev_promiscuous_mode_enable(struct rte_eth_dev *dev __rte_unused) -{} - -static void -virtual_ethdev_promiscuous_mode_disable(struct rte_eth_dev *dev __rte_unused) -{} - - -static const struct eth_dev_ops virtual_ethdev_default_dev_ops = { - .dev_configure = virtual_ethdev_configure_success, - .dev_start = virtual_ethdev_start_success, - .dev_stop = virtual_ethdev_stop, - .dev_close = virtual_ethdev_close, - .dev_infos_get = virtual_ethdev_info_get, - .rx_queue_setup = virtual_ethdev_rx_queue_setup_success, - .tx_queue_setup = virtual_ethdev_tx_queue_setup_success, - .rx_queue_release = virtual_ethdev_rx_queue_release, - .tx_queue_release = virtual_ethdev_tx_queue_release, - .link_update = virtual_ethdev_link_update_success, - .stats_get = virtual_ethdev_stats_get, - .stats_reset = virtual_ethdev_stats_reset, - .promiscuous_enable = virtual_ethdev_promiscuous_mode_enable, - .promiscuous_disable = virtual_ethdev_promiscuous_mode_disable -}; - - -void -virtual_ethdev_start_fn_set_success(uint8_t port_id, uint8_t success) -{ - struct rte_eth_dev *dev = &rte_eth_devices[port_id]; - struct virtual_ethdev_private *dev_private = dev->data->dev_private; - struct eth_dev_ops *dev_ops = &dev_private->dev_ops; - - if (success) - dev_ops->dev_start = virtual_ethdev_start_success; - else - dev_ops->dev_start = virtual_ethdev_start_fail; - -} - -void -virtual_ethdev_configure_fn_set_success(uint8_t port_id, uint8_t success) -{ - struct rte_eth_dev *dev = &rte_eth_devices[port_id]; - struct virtual_ethdev_private *dev_private = dev->data->dev_private; - struct eth_dev_ops *dev_ops = &dev_private->dev_ops; - - if (success) - dev_ops->dev_configure = virtual_ethdev_configure_success; - else - dev_ops->dev_configure = virtual_ethdev_configure_fail; -} - -void -virtual_ethdev_rx_queue_setup_fn_set_success(uint8_t port_id, uint8_t success) -{ - struct rte_eth_dev *dev = &rte_eth_devices[port_id]; - struct virtual_ethdev_private *dev_private = dev->data->dev_private; - struct eth_dev_ops *dev_ops = &dev_private->dev_ops; - - if (success) - dev_ops->rx_queue_setup = virtual_ethdev_rx_queue_setup_success; - else - dev_ops->rx_queue_setup = virtual_ethdev_rx_queue_setup_fail; -} - -void -virtual_ethdev_tx_queue_setup_fn_set_success(uint8_t port_id, uint8_t success) -{ - struct rte_eth_dev *dev = &rte_eth_devices[port_id]; - struct virtual_ethdev_private *dev_private = dev->data->dev_private; - struct eth_dev_ops *dev_ops = &dev_private->dev_ops; - - if (success) - dev_ops->tx_queue_setup = virtual_ethdev_tx_queue_setup_success; - else - dev_ops->tx_queue_setup = virtual_ethdev_tx_queue_setup_fail; -} - -void -virtual_ethdev_link_update_fn_set_success(uint8_t port_id, uint8_t success) -{ - struct rte_eth_dev *dev = &rte_eth_devices[port_id]; - struct virtual_ethdev_private *dev_private = dev->data->dev_private; - struct eth_dev_ops *dev_ops = &dev_private->dev_ops; - - if (success) - dev_ops->link_update = virtual_ethdev_link_update_success; - else - dev_ops->link_update = virtual_ethdev_link_update_fail; -} - - -static uint16_t -virtual_ethdev_rx_burst_success(void *queue __rte_unused, - struct rte_mbuf **bufs, - uint16_t nb_pkts) -{ - struct rte_eth_dev *vrtl_eth_dev; - struct virtual_ethdev_queue *pq_map; - struct virtual_ethdev_private *dev_private; - - int rx_count, i; - - pq_map = (struct virtual_ethdev_queue *)queue; - vrtl_eth_dev = &rte_eth_devices[pq_map->port_id]; - dev_private = vrtl_eth_dev->data->dev_private; - - rx_count = rte_ring_dequeue_burst(dev_private->rx_queue, (void **) bufs, - nb_pkts); - - /* increments ipackets count */ - dev_private->eth_stats.ipackets += rx_count; - - /* increments ibytes count */ - for (i = 0; i < rx_count; i++) - dev_private->eth_stats.ibytes += rte_pktmbuf_pkt_len(bufs[i]); - - return rx_count; -} - -static uint16_t -virtual_ethdev_rx_burst_fail(void *queue __rte_unused, - struct rte_mbuf **bufs __rte_unused, - uint16_t nb_pkts __rte_unused) -{ - return 0; -} - -static uint16_t -virtual_ethdev_tx_burst_success(void *queue, struct rte_mbuf **bufs, - uint16_t nb_pkts) -{ - struct virtual_ethdev_queue *tx_q = (struct virtual_ethdev_queue *)queue; - - struct rte_eth_dev *vrtl_eth_dev; - struct virtual_ethdev_private *dev_private; - - int i; - - vrtl_eth_dev = &rte_eth_devices[tx_q->port_id]; - dev_private = vrtl_eth_dev->data->dev_private; - - if (!vrtl_eth_dev->data->dev_link.link_status) - nb_pkts = 0; - else - nb_pkts = rte_ring_enqueue_burst(dev_private->tx_queue, (void **)bufs, - nb_pkts); - - /* increment opacket count */ - dev_private->eth_stats.opackets += nb_pkts; - - /* increment obytes count */ - for (i = 0; i < nb_pkts; i++) - dev_private->eth_stats.obytes += rte_pktmbuf_pkt_len(bufs[i]); - - return nb_pkts; -} - -static uint16_t -virtual_ethdev_tx_burst_fail(void *queue, struct rte_mbuf **bufs, - uint16_t nb_pkts) -{ - struct rte_eth_dev *vrtl_eth_dev = NULL; - struct virtual_ethdev_queue *tx_q = NULL; - struct virtual_ethdev_private *dev_private = NULL; - - int i; - - tx_q = (struct virtual_ethdev_queue *)queue; - vrtl_eth_dev = &rte_eth_devices[tx_q->port_id]; - dev_private = vrtl_eth_dev->data->dev_private; - - if (dev_private->tx_burst_fail_count < nb_pkts) { - int successfully_txd = nb_pkts - dev_private->tx_burst_fail_count; - - /* increment opacket count */ - dev_private->eth_stats.opackets += successfully_txd; - - /* free packets in burst */ - for (i = 0; i < successfully_txd; i++) { - /* free packets in burst */ - if (bufs[i] != NULL) - rte_pktmbuf_free(bufs[i]); - - bufs[i] = NULL; - } - - return successfully_txd; - } - - return 0; -} - - -void -virtual_ethdev_rx_burst_fn_set_success(uint8_t port_id, uint8_t success) -{ - struct rte_eth_dev *vrtl_eth_dev = &rte_eth_devices[port_id]; - - if (success) - vrtl_eth_dev->rx_pkt_burst = virtual_ethdev_rx_burst_success; - else - vrtl_eth_dev->rx_pkt_burst = virtual_ethdev_rx_burst_fail; -} - - -void -virtual_ethdev_tx_burst_fn_set_success(uint8_t port_id, uint8_t success) -{ - struct virtual_ethdev_private *dev_private = NULL; - struct rte_eth_dev *vrtl_eth_dev = &rte_eth_devices[port_id]; - - dev_private = vrtl_eth_dev->data->dev_private; - - if (success) - vrtl_eth_dev->tx_pkt_burst = virtual_ethdev_tx_burst_success; - else - vrtl_eth_dev->tx_pkt_burst = virtual_ethdev_tx_burst_fail; - - dev_private->tx_burst_fail_count = 0; -} - -void -virtual_ethdev_tx_burst_fn_set_tx_pkt_fail_count(uint8_t port_id, - uint8_t packet_fail_count) -{ - struct virtual_ethdev_private *dev_private = NULL; - struct rte_eth_dev *vrtl_eth_dev = &rte_eth_devices[port_id]; - - - dev_private = vrtl_eth_dev->data->dev_private; - dev_private->tx_burst_fail_count = packet_fail_count; -} - -void -virtual_ethdev_set_link_status(uint8_t port_id, uint8_t link_status) -{ - struct rte_eth_dev *vrtl_eth_dev = &rte_eth_devices[port_id]; - - vrtl_eth_dev->data->dev_link.link_status = link_status; -} - -void -virtual_ethdev_simulate_link_status_interrupt(uint8_t port_id, - uint8_t link_status) -{ - struct rte_eth_dev *vrtl_eth_dev = &rte_eth_devices[port_id]; - - vrtl_eth_dev->data->dev_link.link_status = link_status; - - _rte_eth_dev_callback_process(vrtl_eth_dev, RTE_ETH_EVENT_INTR_LSC, NULL); -} - -int -virtual_ethdev_add_mbufs_to_rx_queue(uint8_t port_id, - struct rte_mbuf **pkt_burst, int burst_length) -{ - struct rte_eth_dev *vrtl_eth_dev = &rte_eth_devices[port_id]; - struct virtual_ethdev_private *dev_private = - vrtl_eth_dev->data->dev_private; - - return rte_ring_enqueue_burst(dev_private->rx_queue, (void **)pkt_burst, - burst_length); -} - -int -virtual_ethdev_get_mbufs_from_tx_queue(uint8_t port_id, - struct rte_mbuf **pkt_burst, int burst_length) -{ - struct virtual_ethdev_private *dev_private; - struct rte_eth_dev *vrtl_eth_dev = &rte_eth_devices[port_id]; - - dev_private = vrtl_eth_dev->data->dev_private; - return rte_ring_dequeue_burst(dev_private->tx_queue, (void **)pkt_burst, - burst_length); -} - -static uint8_t -get_number_of_sockets(void) -{ - int sockets = 0; - int i; - const struct rte_memseg *ms = rte_eal_get_physmem_layout(); - - for (i = 0; i < RTE_MAX_MEMSEG && ms[i].addr != NULL; i++) { - if (sockets < ms[i].socket_id) - sockets = ms[i].socket_id; - } - /* Number of sockets = maximum socket_id + 1 */ - return ++sockets; -} - -int -virtual_ethdev_create(const char *name, struct ether_addr *mac_addr, - uint8_t socket_id, uint8_t isr_support) -{ - struct rte_pci_device *pci_dev = NULL; - struct rte_eth_dev *eth_dev = NULL; - struct eth_driver *eth_drv = NULL; - struct rte_pci_driver *pci_drv = NULL; - struct rte_pci_id *id_table = NULL; - struct virtual_ethdev_private *dev_private = NULL; - char name_buf[RTE_RING_NAMESIZE]; - - - /* now do all data allocation - for eth_dev structure, dummy pci driver - * and internal (dev_private) data - */ - - if (socket_id >= get_number_of_sockets()) - goto err; - - pci_dev = rte_zmalloc_socket(name, sizeof(*pci_dev), 0, socket_id); - if (pci_dev == NULL) - goto err; - - eth_drv = rte_zmalloc_socket(name, sizeof(*eth_drv), 0, socket_id); - if (eth_drv == NULL) - goto err; - - pci_drv = rte_zmalloc_socket(name, sizeof(*pci_drv), 0, socket_id); - if (pci_drv == NULL) - goto err; - - id_table = rte_zmalloc_socket(name, sizeof(*id_table), 0, socket_id); - if (id_table == NULL) - goto err; - id_table->device_id = 0xBEEF; - - dev_private = rte_zmalloc_socket(name, sizeof(*dev_private), 0, socket_id); - if (dev_private == NULL) - goto err; - - snprintf(name_buf, sizeof(name_buf), "%s_rxQ", name); - dev_private->rx_queue = rte_ring_create(name_buf, MAX_PKT_BURST, socket_id, - 0); - if (dev_private->rx_queue == NULL) - goto err; - - snprintf(name_buf, sizeof(name_buf), "%s_txQ", name); - dev_private->tx_queue = rte_ring_create(name_buf, MAX_PKT_BURST, socket_id, - 0); - if (dev_private->tx_queue == NULL) - goto err; - - /* reserve an ethdev entry */ - eth_dev = rte_eth_dev_allocate(name); - if (eth_dev == NULL) - goto err; - - pci_dev->device.numa_node = socket_id; - pci_drv->driver.name = virtual_ethdev_driver_name; - pci_drv->id_table = id_table; - - if (isr_support) - pci_drv->drv_flags |= RTE_PCI_DRV_INTR_LSC; - else - pci_drv->drv_flags &= ~RTE_PCI_DRV_INTR_LSC; - - - eth_drv->pci_drv = (struct rte_pci_driver)(*pci_drv); - eth_dev->driver = eth_drv; - - eth_dev->data->nb_rx_queues = (uint16_t)1; - eth_dev->data->nb_tx_queues = (uint16_t)1; - - TAILQ_INIT(&(eth_dev->link_intr_cbs)); - - eth_dev->data->dev_link.link_status = ETH_LINK_DOWN; - eth_dev->data->dev_link.link_speed = ETH_SPEED_NUM_10G; - eth_dev->data->dev_link.link_duplex = ETH_LINK_FULL_DUPLEX; - - eth_dev->data->mac_addrs = rte_zmalloc(name, ETHER_ADDR_LEN, 0); - if (eth_dev->data->mac_addrs == NULL) - goto err; - - memcpy(eth_dev->data->mac_addrs, mac_addr, - sizeof(*eth_dev->data->mac_addrs)); - - eth_dev->data->dev_started = 0; - eth_dev->data->promiscuous = 0; - eth_dev->data->scattered_rx = 0; - eth_dev->data->all_multicast = 0; - - eth_dev->data->dev_private = dev_private; - - /* Copy default device operation functions */ - dev_private->dev_ops = virtual_ethdev_default_dev_ops; - eth_dev->dev_ops = &dev_private->dev_ops; - - eth_dev->pci_dev = pci_dev; - eth_dev->pci_dev->device.driver = ð_drv->pci_drv.driver; - - eth_dev->rx_pkt_burst = virtual_ethdev_rx_burst_success; - eth_dev->tx_pkt_burst = virtual_ethdev_tx_burst_success; - - return eth_dev->data->port_id; - -err: - rte_free(pci_dev); - rte_free(pci_drv); - rte_free(eth_drv); - rte_free(id_table); - rte_free(dev_private); - - return -1; -} |