diff options
author | 2016-07-06 09:22:35 +0200 | |
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committer | 2016-07-06 16:09:40 +0200 | |
commit | 8b25d1ad5d2264bdfc2818c7bda74ee2697df6db (patch) | |
tree | 8c3c769777f7e66a2d1ba7dd7651b563cfde370b /lib/librte_mempool/rte_dom0_mempool.c | |
parent | 97f17497d162afdb82c8704bf097f0fee3724b2e (diff) |
Imported Upstream version 16.07-rc1
Change-Id: I40a523e52f12e8496fdd69e902824b0226c303de
Signed-off-by: Christian Ehrhardt <christian.ehrhardt@canonical.com>
Diffstat (limited to 'lib/librte_mempool/rte_dom0_mempool.c')
-rw-r--r-- | lib/librte_mempool/rte_dom0_mempool.c | 133 |
1 files changed, 0 insertions, 133 deletions
diff --git a/lib/librte_mempool/rte_dom0_mempool.c b/lib/librte_mempool/rte_dom0_mempool.c deleted file mode 100644 index 0d6d7504..00000000 --- a/lib/librte_mempool/rte_dom0_mempool.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 <stdio.h> -#include <string.h> -#include <stdint.h> -#include <unistd.h> -#include <stdarg.h> -#include <inttypes.h> -#include <errno.h> -#include <sys/queue.h> - -#include <rte_common.h> -#include <rte_log.h> -#include <rte_debug.h> -#include <rte_memory.h> -#include <rte_memzone.h> -#include <rte_atomic.h> -#include <rte_launch.h> -#include <rte_eal.h> -#include <rte_eal_memconfig.h> -#include <rte_per_lcore.h> -#include <rte_lcore.h> -#include <rte_branch_prediction.h> -#include <rte_ring.h> -#include <rte_errno.h> -#include <rte_string_fns.h> -#include <rte_spinlock.h> - -#include "rte_mempool.h" - -static void -get_phys_map(void *va, phys_addr_t pa[], uint32_t pg_num, - uint32_t pg_sz, uint32_t memseg_id) -{ - uint32_t i; - uint64_t virt_addr, mfn_id; - struct rte_mem_config *mcfg; - uint32_t page_size = getpagesize(); - - /* get pointer to global configuration */ - mcfg = rte_eal_get_configuration()->mem_config; - virt_addr = (uintptr_t) mcfg->memseg[memseg_id].addr; - - for (i = 0; i != pg_num; i++) { - mfn_id = ((uintptr_t)va + i * pg_sz - virt_addr) / RTE_PGSIZE_2M; - pa[i] = mcfg->memseg[memseg_id].mfn[mfn_id] * page_size; - } -} - -/* create the mempool for supporting Dom0 */ -struct rte_mempool * -rte_dom0_mempool_create(const char *name, unsigned elt_num, unsigned elt_size, - unsigned cache_size, unsigned private_data_size, - rte_mempool_ctor_t *mp_init, void *mp_init_arg, - rte_mempool_obj_ctor_t *obj_init, void *obj_init_arg, - int socket_id, unsigned flags) -{ - struct rte_mempool *mp = NULL; - phys_addr_t *pa; - char *va; - size_t sz; - uint32_t pg_num, pg_shift, pg_sz, total_size; - const struct rte_memzone *mz; - char mz_name[RTE_MEMZONE_NAMESIZE]; - int mz_flags = RTE_MEMZONE_1GB|RTE_MEMZONE_SIZE_HINT_ONLY; - - pg_sz = RTE_PGSIZE_2M; - - pg_shift = rte_bsf32(pg_sz); - total_size = rte_mempool_calc_obj_size(elt_size, flags, NULL); - - /* calc max memory size and max number of pages needed. */ - sz = rte_mempool_xmem_size(elt_num, total_size, pg_shift) + - RTE_PGSIZE_2M; - pg_num = sz >> pg_shift; - - /* extract physical mappings of the allocated memory. */ - pa = calloc(pg_num, sizeof (*pa)); - if (pa == NULL) - return mp; - - snprintf(mz_name, sizeof(mz_name), RTE_MEMPOOL_OBJ_NAME, name); - mz = rte_memzone_reserve(mz_name, sz, socket_id, mz_flags); - if (mz == NULL) { - free(pa); - return mp; - } - - va = (char *)RTE_ALIGN_CEIL((uintptr_t)mz->addr, RTE_PGSIZE_2M); - /* extract physical mappings of the allocated memory. */ - get_phys_map(va, pa, pg_num, pg_sz, mz->memseg_id); - - mp = rte_mempool_xmem_create(name, elt_num, elt_size, - cache_size, private_data_size, - mp_init, mp_init_arg, - obj_init, obj_init_arg, - socket_id, flags, va, pa, pg_num, pg_shift); - - free(pa); - - return mp; -} |