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Diffstat (limited to 'src/spdk/dpdk/examples/vm_power_manager/main.c')
-rw-r--r--src/spdk/dpdk/examples/vm_power_manager/main.c436
1 files changed, 436 insertions, 0 deletions
diff --git a/src/spdk/dpdk/examples/vm_power_manager/main.c b/src/spdk/dpdk/examples/vm_power_manager/main.c
new file mode 100644
index 00000000..58c5fa45
--- /dev/null
+++ b/src/spdk/dpdk/examples/vm_power_manager/main.c
@@ -0,0 +1,436 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2010-2014 Intel Corporation
+ */
+
+#include <stdio.h>
+#include <string.h>
+#include <stdint.h>
+#include <sys/epoll.h>
+#include <fcntl.h>
+#include <unistd.h>
+#include <stdlib.h>
+#include <signal.h>
+#include <errno.h>
+
+#include <sys/queue.h>
+
+#include <rte_common.h>
+#include <rte_eal.h>
+#include <rte_launch.h>
+#include <rte_log.h>
+#include <rte_per_lcore.h>
+#include <rte_lcore.h>
+#include <rte_ethdev.h>
+#include <getopt.h>
+#include <rte_cycles.h>
+#include <rte_debug.h>
+
+#include "channel_manager.h"
+#include "channel_monitor.h"
+#include "power_manager.h"
+#include "vm_power_cli.h"
+#include "oob_monitor.h"
+#include "parse.h"
+#include <rte_pmd_ixgbe.h>
+#include <rte_pmd_i40e.h>
+#include <rte_pmd_bnxt.h>
+
+#define RX_RING_SIZE 1024
+#define TX_RING_SIZE 1024
+
+#define NUM_MBUFS 8191
+#define MBUF_CACHE_SIZE 250
+#define BURST_SIZE 32
+
+static uint32_t enabled_port_mask;
+static volatile bool force_quit;
+
+/****************/
+static const struct rte_eth_conf port_conf_default = {
+ .rxmode = {
+ .max_rx_pkt_len = ETHER_MAX_LEN,
+ },
+};
+
+static inline int
+port_init(uint16_t port, struct rte_mempool *mbuf_pool)
+{
+ struct rte_eth_conf port_conf = port_conf_default;
+ const uint16_t rx_rings = 1, tx_rings = 1;
+ int retval;
+ uint16_t q;
+ struct rte_eth_dev_info dev_info;
+ struct rte_eth_txconf txq_conf;
+
+ if (!rte_eth_dev_is_valid_port(port))
+ return -1;
+
+ rte_eth_dev_info_get(port, &dev_info);
+ if (dev_info.tx_offload_capa & DEV_TX_OFFLOAD_MBUF_FAST_FREE)
+ port_conf.txmode.offloads |=
+ DEV_TX_OFFLOAD_MBUF_FAST_FREE;
+
+ /* Configure the Ethernet device. */
+ retval = rte_eth_dev_configure(port, rx_rings, tx_rings, &port_conf);
+ if (retval != 0)
+ return retval;
+
+ /* Allocate and set up 1 RX queue per Ethernet port. */
+ for (q = 0; q < rx_rings; q++) {
+ retval = rte_eth_rx_queue_setup(port, q, RX_RING_SIZE,
+ rte_eth_dev_socket_id(port), NULL, mbuf_pool);
+ if (retval < 0)
+ return retval;
+ }
+
+ txq_conf = dev_info.default_txconf;
+ txq_conf.offloads = port_conf.txmode.offloads;
+ /* Allocate and set up 1 TX queue per Ethernet port. */
+ for (q = 0; q < tx_rings; q++) {
+ retval = rte_eth_tx_queue_setup(port, q, TX_RING_SIZE,
+ rte_eth_dev_socket_id(port), &txq_conf);
+ if (retval < 0)
+ return retval;
+ }
+
+ /* Start the Ethernet port. */
+ retval = rte_eth_dev_start(port);
+ if (retval < 0)
+ return retval;
+
+ /* Display the port MAC address. */
+ struct ether_addr addr;
+ rte_eth_macaddr_get(port, &addr);
+ printf("Port %u MAC: %02" PRIx8 " %02" PRIx8 " %02" PRIx8
+ " %02" PRIx8 " %02" PRIx8 " %02" PRIx8 "\n",
+ (unsigned int)port,
+ addr.addr_bytes[0], addr.addr_bytes[1],
+ addr.addr_bytes[2], addr.addr_bytes[3],
+ addr.addr_bytes[4], addr.addr_bytes[5]);
+
+ /* Enable RX in promiscuous mode for the Ethernet device. */
+ rte_eth_promiscuous_enable(port);
+
+
+ return 0;
+}
+
+static int
+parse_portmask(const char *portmask)
+{
+ char *end = NULL;
+ unsigned long pm;
+
+ /* parse hexadecimal string */
+ pm = strtoul(portmask, &end, 16);
+ if ((portmask[0] == '\0') || (end == NULL) || (*end != '\0'))
+ return -1;
+
+ if (pm == 0)
+ return -1;
+
+ return pm;
+}
+/* Parse the argument given in the command line of the application */
+static int
+parse_args(int argc, char **argv)
+{
+ int opt, ret, cnt, i;
+ char **argvopt;
+ uint16_t *oob_enable;
+ int option_index;
+ char *prgname = argv[0];
+ struct core_info *ci;
+ float branch_ratio;
+ static struct option lgopts[] = {
+ { "mac-updating", no_argument, 0, 1},
+ { "no-mac-updating", no_argument, 0, 0},
+ { "core-list", optional_argument, 0, 'l'},
+ { "port-list", optional_argument, 0, 'p'},
+ { "branch-ratio", optional_argument, 0, 'b'},
+ {NULL, 0, 0, 0}
+ };
+ argvopt = argv;
+ ci = get_core_info();
+
+ while ((opt = getopt_long(argc, argvopt, "l:p:q:T:b:",
+ lgopts, &option_index)) != EOF) {
+
+ switch (opt) {
+ /* portmask */
+ case 'p':
+ enabled_port_mask = parse_portmask(optarg);
+ if (enabled_port_mask == 0) {
+ printf("invalid portmask\n");
+ return -1;
+ }
+ break;
+ case 'l':
+ oob_enable = malloc(ci->core_count * sizeof(uint16_t));
+ if (oob_enable == NULL) {
+ printf("Error - Unable to allocate memory\n");
+ return -1;
+ }
+ cnt = parse_set(optarg, oob_enable, ci->core_count);
+ if (cnt < 0) {
+ printf("Invalid core-list - [%s]\n",
+ optarg);
+ break;
+ }
+ for (i = 0; i < ci->core_count; i++) {
+ if (oob_enable[i]) {
+ printf("***Using core %d\n", i);
+ ci->cd[i].oob_enabled = 1;
+ ci->cd[i].global_enabled_cpus = 1;
+ }
+ }
+ free(oob_enable);
+ break;
+ case 'b':
+ branch_ratio = 0.0;
+ if (strlen(optarg))
+ branch_ratio = atof(optarg);
+ if (branch_ratio <= 0.0) {
+ printf("invalid branch ratio specified\n");
+ return -1;
+ }
+ ci->branch_ratio_threshold = branch_ratio;
+ printf("***Setting branch ratio to %f\n",
+ branch_ratio);
+ break;
+ /* long options */
+ case 0:
+ break;
+
+ default:
+ return -1;
+ }
+ }
+
+ if (optind >= 0)
+ argv[optind-1] = prgname;
+
+ ret = optind-1;
+ optind = 0; /* reset getopt lib */
+ return ret;
+}
+
+static void
+check_all_ports_link_status(uint32_t port_mask)
+{
+#define CHECK_INTERVAL 100 /* 100ms */
+#define MAX_CHECK_TIME 90 /* 9s (90 * 100ms) in total */
+ uint16_t portid, count, all_ports_up, print_flag = 0;
+ struct rte_eth_link link;
+
+ printf("\nChecking link status");
+ fflush(stdout);
+ for (count = 0; count <= MAX_CHECK_TIME; count++) {
+ if (force_quit)
+ return;
+ all_ports_up = 1;
+ RTE_ETH_FOREACH_DEV(portid) {
+ if (force_quit)
+ return;
+ if ((port_mask & (1 << portid)) == 0)
+ continue;
+ memset(&link, 0, sizeof(link));
+ rte_eth_link_get_nowait(portid, &link);
+ /* print link status if flag set */
+ if (print_flag == 1) {
+ if (link.link_status)
+ printf("Port %d Link Up - speed %u "
+ "Mbps - %s\n", (uint16_t)portid,
+ (unsigned int)link.link_speed,
+ (link.link_duplex == ETH_LINK_FULL_DUPLEX) ?
+ ("full-duplex") : ("half-duplex\n"));
+ else
+ printf("Port %d Link Down\n",
+ (uint16_t)portid);
+ continue;
+ }
+ /* clear all_ports_up flag if any link down */
+ if (link.link_status == ETH_LINK_DOWN) {
+ all_ports_up = 0;
+ break;
+ }
+ }
+ /* after finally printing all link status, get out */
+ if (print_flag == 1)
+ break;
+
+ if (all_ports_up == 0) {
+ printf(".");
+ fflush(stdout);
+ rte_delay_ms(CHECK_INTERVAL);
+ }
+
+ /* set the print_flag if all ports up or timeout */
+ if (all_ports_up == 1 || count == (MAX_CHECK_TIME - 1)) {
+ print_flag = 1;
+ printf("done\n");
+ }
+ }
+}
+static int
+run_monitor(__attribute__((unused)) void *arg)
+{
+ if (channel_monitor_init() < 0) {
+ printf("Unable to initialize channel monitor\n");
+ return -1;
+ }
+ run_channel_monitor();
+ return 0;
+}
+
+static int
+run_core_monitor(__attribute__((unused)) void *arg)
+{
+ if (branch_monitor_init() < 0) {
+ printf("Unable to initialize core monitor\n");
+ return -1;
+ }
+ run_branch_monitor();
+ return 0;
+}
+
+static void
+sig_handler(int signo)
+{
+ printf("Received signal %d, exiting...\n", signo);
+ channel_monitor_exit();
+ channel_manager_exit();
+ power_manager_exit();
+
+}
+
+int
+main(int argc, char **argv)
+{
+ int ret;
+ unsigned lcore_id;
+ unsigned int nb_ports;
+ struct rte_mempool *mbuf_pool;
+ uint16_t portid;
+ struct core_info *ci;
+
+
+ ret = core_info_init();
+ if (ret < 0)
+ rte_panic("Cannot allocate core info\n");
+
+ ci = get_core_info();
+
+ ret = rte_eal_init(argc, argv);
+ if (ret < 0)
+ rte_panic("Cannot init EAL\n");
+
+ signal(SIGINT, sig_handler);
+ signal(SIGTERM, sig_handler);
+
+ argc -= ret;
+ argv += ret;
+
+ /* parse application arguments (after the EAL ones) */
+ ret = parse_args(argc, argv);
+ if (ret < 0)
+ rte_exit(EXIT_FAILURE, "Invalid arguments\n");
+
+ nb_ports = rte_eth_dev_count_avail();
+
+ if (nb_ports > 0) {
+ mbuf_pool = rte_pktmbuf_pool_create("MBUF_POOL",
+ NUM_MBUFS * nb_ports, MBUF_CACHE_SIZE, 0,
+ RTE_MBUF_DEFAULT_BUF_SIZE, rte_socket_id());
+
+ if (mbuf_pool == NULL)
+ rte_exit(EXIT_FAILURE, "Cannot create mbuf pool\n");
+
+ /* Initialize ports. */
+ RTE_ETH_FOREACH_DEV(portid) {
+ struct ether_addr eth;
+ int w, j;
+ int ret;
+
+ if ((enabled_port_mask & (1 << portid)) == 0)
+ continue;
+
+ eth.addr_bytes[0] = 0xe0;
+ eth.addr_bytes[1] = 0xe0;
+ eth.addr_bytes[2] = 0xe0;
+ eth.addr_bytes[3] = 0xe0;
+ eth.addr_bytes[4] = portid + 0xf0;
+
+ if (port_init(portid, mbuf_pool) != 0)
+ rte_exit(EXIT_FAILURE,
+ "Cannot init port %"PRIu8 "\n",
+ portid);
+
+ for (w = 0; w < MAX_VFS; w++) {
+ eth.addr_bytes[5] = w + 0xf0;
+
+ ret = rte_pmd_ixgbe_set_vf_mac_addr(portid,
+ w, &eth);
+ if (ret == -ENOTSUP)
+ ret = rte_pmd_i40e_set_vf_mac_addr(
+ portid, w, &eth);
+ if (ret == -ENOTSUP)
+ ret = rte_pmd_bnxt_set_vf_mac_addr(
+ portid, w, &eth);
+
+ switch (ret) {
+ case 0:
+ printf("Port %d VF %d MAC: ",
+ portid, w);
+ for (j = 0; j < 5; j++) {
+ printf("%02x:",
+ eth.addr_bytes[j]);
+ }
+ printf("%02x\n", eth.addr_bytes[5]);
+ break;
+ }
+ printf("\n");
+ break;
+ }
+ }
+ }
+
+ check_all_ports_link_status(enabled_port_mask);
+
+ lcore_id = rte_get_next_lcore(-1, 1, 0);
+ if (lcore_id == RTE_MAX_LCORE) {
+ RTE_LOG(ERR, EAL, "A minimum of three cores are required to run "
+ "application\n");
+ return 0;
+ }
+ printf("Running channel monitor on lcore id %d\n", lcore_id);
+ rte_eal_remote_launch(run_monitor, NULL, lcore_id);
+
+ lcore_id = rte_get_next_lcore(lcore_id, 1, 0);
+ if (lcore_id == RTE_MAX_LCORE) {
+ RTE_LOG(ERR, EAL, "A minimum of three cores are required to run "
+ "application\n");
+ return 0;
+ }
+ if (power_manager_init() < 0) {
+ printf("Unable to initialize power manager\n");
+ return -1;
+ }
+ if (channel_manager_init(CHANNEL_MGR_DEFAULT_HV_PATH) < 0) {
+ printf("Unable to initialize channel manager\n");
+ return -1;
+ }
+
+ printf("Running core monitor on lcore id %d\n", lcore_id);
+ rte_eal_remote_launch(run_core_monitor, NULL, lcore_id);
+
+ run_cli(NULL);
+
+ branch_monitor_exit();
+
+ rte_eal_mp_wait_lcore();
+
+ free(ci->cd);
+
+ return 0;
+}