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138 lines
4.9 KiB
138 lines
4.9 KiB
/* ----------------------------------------------------------------------------
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* Copyright (c) Huawei Technologies Co., Ltd. 2013-2020. All rights reserved.
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* Description: LiteOS Task Mem Implementation
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* Author: Huawei LiteOS Team
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* Create: 2013-01-01
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* Redistribution and use in source and binary forms, with or without modification,
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* are permitted provided that the following conditions are met:
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* 1. Redistributions of source code must retain the above copyright notice, this list of
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* conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright notice, this list
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* of conditions and the following disclaimer in the documentation and/or other materials
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* provided with the distribution.
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* 3. Neither the name of the copyright holder nor the names of its contributors may be used
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* to endorse or promote products derived from this software without specific prior written
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* permission.
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
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* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
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* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
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* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
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* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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* --------------------------------------------------------------------------- */
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#include "los_memstat_pri.h"
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#include "los_memory_pri.h"
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#include "los_task_pri.h"
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#ifdef __cplusplus
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#if __cplusplus
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extern "C" {
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#endif /* __cplusplus */
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#endif /* __cplusplus */
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#define MIN_TASK_ID(x, y) ((x) > (y) ? (y) : (x))
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#define MAX_MEM_USE(x, y) ((x) > (y) ? (x) : (y))
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LITE_OS_SEC_TEXT_MINOR VOID OsMemstatTaskUsedInc(Memstat *stat, UINT32 usedSize, UINT32 taskId)
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{
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UINT32 record = MIN_TASK_ID(taskId, TASK_NUM - 1);
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TaskMemUsedInfo *taskMemstats = stat->taskMemstats;
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taskMemstats[record].memUsed += usedSize;
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taskMemstats[record].memPeak = MAX_MEM_USE(taskMemstats[record].memPeak, taskMemstats[record].memUsed);
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stat->memTotalUsed += usedSize;
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stat->memTotalPeak = MAX_MEM_USE(stat->memTotalPeak, stat->memTotalUsed);
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}
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LITE_OS_SEC_TEXT_MINOR VOID OsMemstatTaskUsedDec(Memstat *stat, UINT32 usedSize, UINT32 taskId)
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{
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UINT32 record = MIN_TASK_ID(taskId, TASK_NUM - 1);
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TaskMemUsedInfo *taskMemstats = stat->taskMemstats;
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if (taskMemstats[record].memUsed < usedSize) {
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PRINT_INFO("mem used of current task '%s':0x%x, decrease size:0x%x\n",
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OsCurrTaskGet()->taskName, taskMemstats[record].memUsed, usedSize);
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return;
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}
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taskMemstats[record].memUsed -= usedSize;
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stat->memTotalUsed -= usedSize;
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}
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LITE_OS_SEC_TEXT_MINOR VOID OsMemstatTaskClear(Memstat *stat, UINT32 taskId)
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{
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UINT32 record = MIN_TASK_ID(taskId, TASK_NUM - 1);
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TaskMemUsedInfo *taskMemstats = stat->taskMemstats;
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if (taskMemstats[record].memUsed != 0) {
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PRINT_INFO("mem used of task '%s' is:0x%x, not zero when task being deleted\n",
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OsCurrTaskGet()->taskName, taskMemstats[record].memUsed);
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}
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taskMemstats[record].memUsed = 0;
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taskMemstats[record].memPeak = 0;
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}
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LITE_OS_SEC_TEXT_MINOR UINT32 OsMemstatTaskUsage(const Memstat *stat, UINT32 taskId)
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{
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UINT32 record = MIN_TASK_ID(taskId, TASK_NUM - 1);
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const TaskMemUsedInfo *taskMemstats = stat->taskMemstats;
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return taskMemstats[record].memUsed;
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}
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UINT32 OsMemTaskUsage(UINT32 taskId)
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{
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LosMemPoolInfo *pool = NULL;
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Memstat *stat = NULL;
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#ifndef LOSCFG_MEM_MUL_POOL
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/* If Multi-pool is not enabled, then trace SYSTEM MEM only */
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pool = (LosMemPoolInfo *)OS_SYS_MEM_ADDR;
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stat = &(pool->stat);
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return OsMemstatTaskUsage(stat, taskId);
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#else
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UINT32 inUse = 0;
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pool = (LosMemPoolInfo *)OsMemMulPoolHeadGet();
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while (pool != NULL) {
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stat = &(pool->stat);
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inUse += OsMemstatTaskUsage(stat, taskId);
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pool = pool->nextPool;
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}
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return inUse;
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#endif
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}
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VOID OsMemTaskClear(UINT32 taskId)
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{
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LosMemPoolInfo *pool = NULL;
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Memstat *stat = NULL;
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#ifndef LOSCFG_MEM_MUL_POOL
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pool = (LosMemPoolInfo *)OS_SYS_MEM_ADDR;
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stat = &(pool->stat);
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OsMemstatTaskClear(stat, taskId);
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#else
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pool = (LosMemPoolInfo *)OsMemMulPoolHeadGet();
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while (pool != NULL) {
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stat = &(pool->stat);
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OsMemstatTaskClear(stat, taskId);
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pool = pool->nextPool;
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}
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#endif
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}
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#ifdef __cplusplus
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#if __cplusplus
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}
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#endif /* __cplusplus */
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#endif /* __cplusplus */
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