diff options
Diffstat (limited to 'src/framework/mem/dmm_memory.c')
-rw-r--r-- | src/framework/mem/dmm_memory.c | 133 |
1 files changed, 0 insertions, 133 deletions
diff --git a/src/framework/mem/dmm_memory.c b/src/framework/mem/dmm_memory.c deleted file mode 100644 index 0352432..0000000 --- a/src/framework/mem/dmm_memory.c +++ /dev/null @@ -1,133 +0,0 @@ -/* -* -* Copyright (c) 2018 Huawei Technologies Co.,Ltd. -* Licensed under the Apache License, Version 2.0 (the "License"); -* you may not use this file except in compliance with the License. -* You may obtain a copy of the License at: -* -* http://www.apache.org/licenses/LICENSE-2.0 -* -* Unless required by applicable law or agreed to in writing, software -* distributed under the License is distributed on an "AS IS" BASIS, -* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -* See the License for the specific language governing permissions and -* limitations under the License. -*/ -#include <sys/types.h> -#include <unistd.h> - -#include "dmm_config.h" -#include "dmm_memory.h" -#include "dmm_group.h" - -#define DMM_MEGABYTE (1024 * 1024) - -/* shared from main process */ -static struct dmm_share *main_share = NULL; -struct dmm_segment *main_seg = NULL; - -/* shared by process tree */ -static struct dmm_share base_share = { 0 }; - -struct dmm_segment *base_seg = NULL; - -int -dmm_mem_main_init () -{ - int ret; - - ret = dmm_group_create_main (); - if (ret) - { - return -1; - } - - main_share = &main_group->share; - main_share->type = DMM_MAIN_SHARE_TYPE; - main_share->size = DMM_MAIN_SHARE_SIZE * DMM_MEGABYTE; - main_share->base = NULL; - main_share->pid = getpid (); - ret = dmm_share_create (main_share); - if (ret) - { - return -1; - } - - main_seg = dmm_seg_create (main_share->base, main_share->size); - if (!main_seg) - { - return -1; - } - - dmm_group_active (); - - return 0; -} - -int -dmm_mem_main_exit () -{ - dmm_group_delete_main (); - return 0; -} - -int -dmm_mem_app_init () -{ - int ret; - - ret = dmm_group_attach_main (); - if (0 == ret) - { - main_share = &main_group->share; - ret = dmm_share_attach (main_share); - if (ret) - { - return -1; - } - - main_seg = dmm_seg_attach (main_share->base, main_share->size); - if (!main_seg) - { - return -1; - } - - /* now share main process share-memory */ - base_seg = main_seg; - } - else - { - base_share.type = DMM_SHARE_TYPE; - base_share.size = DMM_SHARE_SIZE * DMM_MEGABYTE; - base_share.base = NULL; - base_share.pid = getpid (); - ret = dmm_share_create (&base_share); - if (ret) - { - return -1; - } - - base_seg = dmm_seg_create (base_share.base, base_share.size); - if (!base_seg) - { - return -1; - } - } - - return 0; -} - -int -dmm_mem_app_exit () -{ - dmm_group_detach_main (); - - if (base_share.base) - dmm_share_delete (&base_share); - - base_share.base = NULL; - base_seg = NULL; - main_seg = NULL; - - return 0; -} |