diff options
Diffstat (limited to 'src/dpdk22/lib/librte_eal/common/eal_common_lcore.c')
| -rw-r--r-- | src/dpdk22/lib/librte_eal/common/eal_common_lcore.c | 110 |
1 files changed, 0 insertions, 110 deletions
diff --git a/src/dpdk22/lib/librte_eal/common/eal_common_lcore.c b/src/dpdk22/lib/librte_eal/common/eal_common_lcore.c deleted file mode 100644 index a4263ba5..00000000 --- a/src/dpdk22/lib/librte_eal/common/eal_common_lcore.c +++ /dev/null @@ -1,110 +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 <unistd.h> -#include <limits.h> -#include <string.h> -#include <dirent.h> - -#include <rte_log.h> -#include <rte_eal.h> -#include <rte_lcore.h> -#include <rte_common.h> -#include <rte_debug.h> - -#include "eal_private.h" -#include "eal_thread.h" - -/* - * Parse /sys/devices/system/cpu to get the number of physical and logical - * processors on the machine. The function will fill the cpu_info - * structure. - */ -int -rte_eal_cpu_init(void) -{ - /* pointer to global configuration */ - struct rte_config *config = rte_eal_get_configuration(); - unsigned lcore_id; - unsigned count = 0; - - /* - * Parse the maximum set of logical cores, detect the subset of running - * ones and enable them by default. - */ - for (lcore_id = 0; lcore_id < RTE_MAX_LCORE; lcore_id++) { - lcore_config[lcore_id].core_index = count; - - /* init cpuset for per lcore config */ - CPU_ZERO(&lcore_config[lcore_id].cpuset); - - /* in 1:1 mapping, record related cpu detected state */ - lcore_config[lcore_id].detected = eal_cpu_detected(lcore_id); - if (lcore_config[lcore_id].detected == 0) { - config->lcore_role[lcore_id] = ROLE_OFF; - lcore_config[lcore_id].core_index = -1; - continue; - } - - /* By default, lcore 1:1 map to cpu id */ - CPU_SET(lcore_id, &lcore_config[lcore_id].cpuset); - - /* By default, each detected core is enabled */ - config->lcore_role[lcore_id] = ROLE_RTE; - lcore_config[lcore_id].core_id = eal_cpu_core_id(lcore_id); - lcore_config[lcore_id].socket_id = eal_cpu_socket_id(lcore_id); - if (lcore_config[lcore_id].socket_id >= RTE_MAX_NUMA_NODES) -#ifdef RTE_EAL_ALLOW_INV_SOCKET_ID - lcore_config[lcore_id].socket_id = 0; -#else - rte_panic("Socket ID (%u) is greater than " - "RTE_MAX_NUMA_NODES (%d)\n", - lcore_config[lcore_id].socket_id, - RTE_MAX_NUMA_NODES); -#endif - - RTE_LOG(DEBUG, EAL, "Detected lcore %u as " - "core %u on socket %u\n", - lcore_id, lcore_config[lcore_id].core_id, - lcore_config[lcore_id].socket_id); - count++; - } - /* Set the count of enabled logical cores of the EAL configuration */ - config->lcore_count = count; - RTE_LOG(DEBUG, EAL, - "Support maximum %u logical core(s) by configuration.\n", - RTE_MAX_LCORE); - RTE_LOG(DEBUG, EAL, "Detected %u lcore(s)\n", config->lcore_count); - - return 0; -} |