u8* bsp_memory_alloc(u32 u32PoolType, u32 u32Size) { u32 cnt; void *pItem; MEM_ALLOC_INFO* pAllocInfo = MEM_GET_ALLOC_INFO(u32PoolType); u32 u32MostUsedItem = pAllocInfo->mostUsedItem; /* 先查找AllocList中是否有可用的内存节点 */ MEM_FIND_RIGHT_ITEM(cnt, u32Size, u32MostUsedItem); /* 如果没有找到则直接返回失败 */ if (cnt >= MEM_ALLOC_LIST_NUM) { printk( "Invalid malloc size:%d, line:%d\n", u32Size, __LINE__); return NULL; } /* 更新size为列表中的size */ u32Size = MEM_GET_ALLOC_SIZE(cnt); /*lint -save -e718 -e746*/ MEM_LOCK_BY_TYPE(u32PoolType); /*lint -restore*/ pItem = bsp_get_item(pAllocInfo, cnt, u32PoolType, u32Size); if (NULL != pItem) { #ifdef __BSP_MEM_DEBUG__ pAllocInfo->allocUsedInfoList[cnt].u32CurNum++; pAllocInfo->allocUsedInfoList[cnt].u32TotalMallocNum++; if (pAllocInfo->allocUsedInfoList[cnt].u32CurNum > pAllocInfo->allocUsedInfoList[cnt].u32MaxNum) { pAllocInfo->allocUsedInfoList[cnt].u32MaxNum = pAllocInfo->allocUsedInfoList[cnt].u32CurNum; } MEM_ITEM_STATUS(pItem) = MEM_ALLOC; #endif /* 多核要 Flush Cache, 确保管理信息写入 */ MEM_FLUSH_CACHE_BY_TYPE(MEM_GET_ALLOC_ADDR(pItem), MEM_MGR_SIZE_FOR_CACHE, u32PoolType); } MEM_UNLOCK_BY_TYPE(u32PoolType); return pItem; }
void bsp_memory_free(u32 u32PoolType, void* pMem, u32 u32Size) { u32 cnt; u32 u32MostUsedItem; MEM_ALLOC_INFO* pAllocInfo = MEM_GET_ALLOC_INFO(u32PoolType); u32MostUsedItem = pAllocInfo->mostUsedItem; /* 先查找AllocList中是否有可用的内存节点 */ MEM_FIND_RIGHT_ITEM(cnt, u32Size, u32MostUsedItem); #ifdef __BSP_MEM_DEBUG__ /* 判断该节点是否有效 */ if (cnt >= MEM_ALLOC_LIST_NUM) { printk("bsp_pool_alloc Fail, size:%d, line:%d\n", u32Size, __LINE__); return; } #endif MEM_LOCK_BY_TYPE(u32PoolType); /* 将item挂回到链表 */ if (MEM_ICC_AXI_POOL == u32PoolType) { MEM_ITEM_NEXT(pMem) = (u32)(pAllocInfo->allocList[cnt]); pAllocInfo->allocList[cnt] = (void*)(DRV_AXI_VIRT_TO_PHY((u32)pMem)); } else if (MEM_ICC_DDR_POOL == u32PoolType) { MEM_ITEM_NEXT(pMem) = (u32)(pAllocInfo->allocList[cnt]); pAllocInfo->allocList[cnt] = (void *)SHD_DDR_V2P((u32)pMem); } #ifdef __BSP_MEM_DEBUG__ pAllocInfo->allocUsedInfoList[cnt].u32CurNum--; pAllocInfo->allocUsedInfoList[cnt].u32TotalFreeNum++; MEM_ITEM_STATUS(pMem) = MEM_FREE; #endif /* Flush Cache */ MEM_FLUSH_CACHE_BY_TYPE(MEM_GET_ALLOC_ADDR(pMem), MEM_MGR_SIZE_FOR_CACHE, u32PoolType); MEM_UNLOCK_BY_TYPE(u32PoolType); return; }
s32 bsp_mem_ccore_reset_cb(DRV_RESET_CALLCBFUN_MOMENT enParam, int userdata) { u32 u32PoolType = 0; u32 u32MaxInitNum = 0; if(DRV_RESET_CALLCBFUN_RESET_BEFORE == enParam) { *g_mem_init_mark = 0; MEM_LOCK_BY_TYPE(MEM_ICC_DDR_POOL); memset((void*)sg_pIccAllocInfo, 0, (sizeof(MEM_ALLOC_INFO))); u32MaxInitNum = MEM_POOL_MAX; for (u32PoolType = (u32)MEM_NORM_DDR_POOL; u32PoolType < (u32)u32MaxInitNum; u32PoolType++) { /* 分配内存池 */ (void)bsp_init_poll(u32PoolType); (void)bsp_set_most_used_size(512, u32PoolType); } *g_mem_init_mark = 1; MEM_UNLOCK_BY_TYPE(MEM_ICC_DDR_POOL); } return BSP_OK; }
STATIC void bsp_memory_free(u32 u32PoolType, void* pMem, u32 u32Size) { u32 cnt; u32 u32MostUsedItem; MEM_ALLOC_INFO* pAllocInfo = MEM_GET_ALLOC_INFO(u32PoolType); u32MostUsedItem = pAllocInfo->mostUsedItem; /* 先查找AllocList中是否有可用的内存节点 */ MEM_FIND_RIGHT_ITEM(cnt, u32Size, u32MostUsedItem); #ifdef __BSP_MEM_DEBUG__ /* 判断该节点是否有效 */ if (cnt >= MEM_ALLOC_LIST_NUM) { bsp_trace(BSP_LOG_LEVEL_ERROR, BSP_MODU_MEM, "memPoolAlloc Fail, size:%d, line:%d\n", u32Size, __LINE__); return; } #endif MEM_LOCK_BY_TYPE(u32PoolType);/*lint !e713*/ /* 将item挂回到链表 */ MEM_ITEM_NEXT(pMem) = (u32)pAllocInfo->allocList[cnt]; pAllocInfo->allocList[cnt] = pMem; #ifdef __BSP_MEM_DEBUG__ pAllocInfo->allocUsedInfoList[cnt].u32CurNum--; pAllocInfo->allocUsedInfoList[cnt].u32TotalFreeNum++; MEM_ITEM_STATUS(pMem) = MEM_FREE; #endif /* Flush Cache */ MEM_FLUSH_CACHE_BY_TYPE(MEM_GET_ALLOC_ADDR(pMem), MEM_MGR_SIZE_FOR_CACHE, u32PoolType); MEM_UNLOCK_BY_TYPE(u32PoolType); return; }