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authorIdo Barnea <ibarnea@cisco.com>2015-12-09 05:07:44 +0200
committerIdo Barnea <ibarnea@cisco.com>2015-12-27 08:50:12 +0200
commit509648b87434b9032d38b8ca5ad470ba3edcc036 (patch)
tree920548ce9e2e5aeed4c88c1b288290505e7d7987 /src/dpdk_lib18/librte_eal/bsdapp/eal/eal_hugepage_info.c
parentb161dc672544a913f7f1ddf3a086dd75f2f1134a (diff)
Adding dpdk 2.2 instead of dpdk 1.8 and making changes to make compilation work.
40G and 10G filters do not work yet.
Diffstat (limited to 'src/dpdk_lib18/librte_eal/bsdapp/eal/eal_hugepage_info.c')
-rwxr-xr-xsrc/dpdk_lib18/librte_eal/bsdapp/eal/eal_hugepage_info.c133
1 files changed, 0 insertions, 133 deletions
diff --git a/src/dpdk_lib18/librte_eal/bsdapp/eal/eal_hugepage_info.c b/src/dpdk_lib18/librte_eal/bsdapp/eal/eal_hugepage_info.c
deleted file mode 100755
index 24248fbc..00000000
--- a/src/dpdk_lib18/librte_eal/bsdapp/eal/eal_hugepage_info.c
+++ /dev/null
@@ -1,133 +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 <sys/types.h>
-#include <sys/sysctl.h>
-#include <sys/mman.h>
-#include <string.h>
-
-#include <rte_log.h>
-#include <fcntl.h>
-#include "eal_hugepages.h"
-#include "eal_internal_cfg.h"
-#include "eal_filesystem.h"
-
-#define CONTIGMEM_DEV "/dev/contigmem"
-
-/*
- * Uses mmap to create a shared memory area for storage of data
- * Used in this file to store the hugepage file map on disk
- */
-static void *
-create_shared_memory(const char *filename, const size_t mem_size)
-{
- void *retval;
- int fd = open(filename, O_CREAT | O_RDWR, 0666);
- if (fd < 0)
- return NULL;
- if (ftruncate(fd, mem_size) < 0) {
- close(fd);
- return NULL;
- }
- retval = mmap(NULL, mem_size, PROT_READ | PROT_WRITE, MAP_SHARED, fd, 0);
- close(fd);
- return retval;
-}
-
-/*
- * No hugepage support on freebsd, but we dummy it, using contigmem driver
- */
-int
-eal_hugepage_info_init(void)
-{
- size_t sysctl_size;
- int buffer_size, num_buffers, fd, error;
- /* re-use the linux "internal config" structure for our memory data */
- struct hugepage_info *hpi = &internal_config.hugepage_info[0];
- struct hugepage_info *tmp_hpi;
-
- sysctl_size = sizeof(num_buffers);
- error = sysctlbyname("hw.contigmem.num_buffers", &num_buffers,
- &sysctl_size, NULL, 0);
-
- if (error != 0) {
- RTE_LOG(ERR, EAL, "could not read sysctl hw.contigmem.num_buffers");
- return -1;
- }
-
- sysctl_size = sizeof(buffer_size);
- error = sysctlbyname("hw.contigmem.buffer_size", &buffer_size,
- &sysctl_size, NULL, 0);
-
- if (error != 0) {
- RTE_LOG(ERR, EAL, "could not read sysctl hw.contigmem.buffer_size");
- return -1;
- }
-
- fd = open(CONTIGMEM_DEV, O_RDWR);
- if (fd < 0) {
- RTE_LOG(ERR, EAL, "could not open "CONTIGMEM_DEV"\n");
- return -1;
- }
-
- if (buffer_size >= 1<<30)
- RTE_LOG(INFO, EAL, "Contigmem driver has %d buffers, each of size %dGB\n",
- num_buffers, buffer_size>>30);
- else if (buffer_size >= 1<<20)
- RTE_LOG(INFO, EAL, "Contigmem driver has %d buffers, each of size %dMB\n",
- num_buffers, buffer_size>>20);
- else
- RTE_LOG(INFO, EAL, "Contigmem driver has %d buffers, each of size %dKB\n",
- num_buffers, buffer_size>>10);
-
- internal_config.num_hugepage_sizes = 1;
- hpi->hugedir = CONTIGMEM_DEV;
- hpi->hugepage_sz = buffer_size;
- hpi->num_pages[0] = num_buffers;
- hpi->lock_descriptor = fd;
-
- tmp_hpi = create_shared_memory(eal_hugepage_info_path(),
- sizeof(struct hugepage_info));
- if (tmp_hpi == NULL ) {
- RTE_LOG(ERR, EAL, "Failed to create shared memory!\n");
- return -1;
- }
-
- memcpy(tmp_hpi, hpi, sizeof(struct hugepage_info));
-
- if ( munmap(tmp_hpi, sizeof(struct hugepage_info)) < 0) {
- RTE_LOG(ERR, EAL, "Failed to unmap shared memory!\n");
- return -1;
- }
-
- return 0;
-}