examples/l2fwd-event: add default poll mode routines

[dpdk.git] / examples / l2fwd-event / l2fwd_common.h

diff --git a/examples/l2fwd-event/l2fwd_common.h b/examples/l2fwd-event/l2fwd_common.h
new file mode 100644 (file)
index 0000000..7b74f92
--- /dev/null
+++ b/examples/l2fwd-event/l2fwd_common.h
@@ -0,0 +1,127 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(C) 2019 Marvell International Ltd.
+ */
+
+#ifndef __L2FWD_COMMON_H__
+#define __L2FWD_COMMON_H__
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <stdint.h>
+#include <inttypes.h>
+#include <sys/types.h>
+#include <sys/queue.h>
+#include <netinet/in.h>
+#include <setjmp.h>
+#include <stdarg.h>
+#include <ctype.h>
+#include <errno.h>
+#include <getopt.h>
+#include <signal.h>
+#include <stdbool.h>
+
+#include <rte_common.h>
+#include <rte_malloc.h>
+#include <rte_memory.h>
+#include <rte_memcpy.h>
+#include <rte_eal.h>
+#include <rte_launch.h>
+#include <rte_atomic.h>
+#include <rte_cycles.h>
+#include <rte_prefetch.h>
+#include <rte_lcore.h>
+#include <rte_per_lcore.h>
+#include <rte_branch_prediction.h>
+#include <rte_interrupts.h>
+#include <rte_random.h>
+#include <rte_debug.h>
+#include <rte_ether.h>
+#include <rte_ethdev.h>
+#include <rte_eventdev.h>
+#include <rte_mempool.h>
+#include <rte_mbuf.h>
+#include <rte_spinlock.h>
+
+#define MAX_PKT_BURST 32
+#define MAX_RX_QUEUE_PER_LCORE 16
+#define MAX_TX_QUEUE_PER_PORT 16
+
+#define RTE_TEST_RX_DESC_DEFAULT 1024
+#define RTE_TEST_TX_DESC_DEFAULT 1024
+
+#define BURST_TX_DRAIN_US 100 /* TX drain every ~100us */
+#define MEMPOOL_CACHE_SIZE 256
+
+#define DEFAULT_TIMER_PERIOD   10 /* default period is 10 seconds */
+#define MAX_TIMER_PERIOD       86400 /* 1 day max */
+
+/* Per-port statistics struct */
+struct l2fwd_port_statistics {
+       uint64_t dropped;
+       uint64_t tx;
+       uint64_t rx;
+} __rte_cache_aligned;
+
+struct l2fwd_resources {
+       volatile uint8_t force_quit;
+       uint8_t mac_updating;
+       uint8_t rx_queue_per_lcore;
+       uint16_t nb_rxd;
+       uint16_t nb_txd;
+       uint32_t enabled_port_mask;
+       uint64_t timer_period;
+       struct rte_mempool *pktmbuf_pool;
+       uint32_t dst_ports[RTE_MAX_ETHPORTS];
+       struct rte_ether_addr eth_addr[RTE_MAX_ETHPORTS];
+       struct l2fwd_port_statistics port_stats[RTE_MAX_ETHPORTS];
+       void *poll_rsrc;
+} __rte_cache_aligned;
+
+static __rte_always_inline void
+l2fwd_mac_updating(struct rte_mbuf *m, uint32_t dest_port_id,
+                  struct rte_ether_addr *addr)
+{
+       struct rte_ether_hdr *eth;
+       void *tmp;
+
+       eth = rte_pktmbuf_mtod(m, struct rte_ether_hdr *);
+
+       /* 02:00:00:00:00:xx */
+       tmp = &eth->d_addr.addr_bytes[0];
+       *((uint64_t *)tmp) = 0x000000000002 + ((uint64_t)dest_port_id << 40);
+
+       /* src addr */
+       rte_ether_addr_copy(addr, &eth->s_addr);
+}
+
+static __rte_always_inline struct l2fwd_resources *
+l2fwd_get_rsrc(void)
+{
+       static const char name[RTE_MEMZONE_NAMESIZE] = "rsrc";
+       const struct rte_memzone *mz;
+
+       mz = rte_memzone_lookup(name);
+       if (mz != NULL)
+               return mz->addr;
+
+       mz = rte_memzone_reserve(name, sizeof(struct l2fwd_resources), 0, 0);
+       if (mz != NULL) {
+               struct l2fwd_resources *rsrc = mz->addr;
+
+               memset(rsrc, 0, sizeof(struct l2fwd_resources));
+               rsrc->mac_updating = true;
+               rsrc->rx_queue_per_lcore = 1;
+               rsrc->timer_period = 10 * rte_get_timer_hz();
+
+               return mz->addr;
+       }
+
+       rte_panic("Unable to allocate memory for l2fwd resources\n");
+
+       return NULL;
+}
+
+int l2fwd_event_init_ports(struct l2fwd_resources *rsrc);
+
+#endif /* __L2FWD_COMMON_H__ */