/***************************************************************************** * 函 数 名 : bsp_sfree * * 功能描述 : BSP 动态内存释放(加spin lock保护,多核场景使用) * * 输入参数 : pMem: 动态内存指针 * 输出参数 : 无 * 返 回 值 : 无 *****************************************************************************/ void bsp_sfree(void* pMem) { u32 u32Size; u32 u32Flags; if(0 == *g_mem_init_mark) { return; } /* Invalid Cache */ if (!MEM_IS_AXI_ADDR(pMem)) { MEM_INVALID_CACHE(MEM_GET_ALLOC_ADDR(pMem), MEM_MGR_SIZE_FOR_CACHE); } #ifdef __BSP_MEM_DEBUG__ /* 检查当前内存是否有效 */ if (bsp_ptr_invalid(pMem) || MEM_FREE == MEM_ITEM_STATUS(pMem) || MEM_ITEM_FLAGS(pMem) == MEM_NORM_DDR_POOL) { printk("warning! ptr:0x%x, invalid mem block, or may free twice, or wrong mem flags line:%d\n", (unsigned int)pMem, __LINE__); return; } #endif u32Size = MEM_ITEM_SIZE(pMem); u32Flags = MEM_ITEM_FLAGS(pMem); bsp_memory_free(u32Flags, pMem, u32Size); return; }
s32 bsp_mem_dump_block(u32 u32Addr) { BSP_BOOL bBlockInvalid = FALSE; if (!u32Addr) { printk("can't dump the block, the input ptr is NULL\n"); return ERROR; } if (MEM_MAGIC_NUM != MEM_ITEM_MAGIC(u32Addr)) { bBlockInvalid = TRUE; printk("The Block:0x%x may Invalid!\n", u32Addr); } /* 为确保正确,统一刷下Cache */ MEM_INVALID_CACHE(MEM_GET_ALLOC_ADDR(u32Addr), MEM_MGR_SIZE_FOR_CACHE); printk("================================\n"); printk("dump mem block info:\n"); printk("================================\n"); printk("usr ptr: 0x%x\n", u32Addr); printk("alloc ptr: 0x%x\n", (u32)MEM_GET_ALLOC_ADDR(u32Addr)); printk("magic num: 0x%x\n", MEM_ITEM_MAGIC(u32Addr)); printk("block size: %d\n", MEM_ITEM_SIZE(u32Addr)); printk("mem flags: 0x%x\n", MEM_ITEM_FLAGS(u32Addr)); printk("mem item next: 0x%x\n", MEM_ITEM_NEXT(u32Addr)); #ifdef __BSP_MEM_DEBUG__ printk("used file name: %s\n", (bBlockInvalid) ? ("invalid") : (BSP_CHAR*)MEM_ITEM_FILE_NAME(u32Addr)); printk("used line: %d\n", MEM_ITEM_LINE(u32Addr)); printk("mem status: %s\n", (MEM_ITEM_STATUS(u32Addr)) ? ("ALLOC") : ("FREE")); #endif printk("================================\n"); return 0; }
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_get_item(MEM_ALLOC_INFO* pAllocInfo, u32 cnt, u32 u32PoolType, u32 u32Size) { void *pItem; void **ppHead = &(pAllocInfo->allocList[cnt]); /* 如果链表中没有节点,则从内存池中分配 */ if (!*ppHead) { /* 判断是否达到最大个数 */ if((u32PoolType != MEM_ICC_DDR_POOL) || (pAllocInfo->allocNum[cnt] < sg_AllocMaxNum[cnt])) { /* 注意从内存池中分配的尺寸要额外包含 MGR 的部分 */ pItem = bsp_pool_alloc(pAllocInfo, u32Size+pAllocInfo->memPoolInfo.u32MgrSize); if (NULL == pItem) { pAllocInfo->u32AllocFailCnt++; return NULL; } MEM_ITEM_MAGIC(pItem) = (u32)MEM_MAGIC_NUM; MEM_ITEM_SIZE(pItem) = u32Size; MEM_ITEM_FLAGS(pItem) = u32PoolType; if(MEM_ICC_DDR_POOL == u32PoolType) { pAllocInfo->allocNum[cnt]++; } #ifdef __BSP_MEM_DEBUG__ MEM_ITEM_FILE_NAME(pItem) = 0; MEM_ITEM_LINE(pItem) = 0; #endif } else { pAllocInfo->u32AllocFailCnt++; return NULL; } } /* 从链表中取出节点 */ else { pItem = (void*)PHY_TO_VIRT((unsigned int)*ppHead); /* Invalid Cache */ MEM_INVALID_CACHE_BY_TYPE(MEM_GET_ALLOC_ADDR(pItem), MEM_MGR_SIZE_FOR_CACHE, u32PoolType); *ppHead = (void*)MEM_ITEM_NEXT(pItem); } 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; }
/***************************************************************************** * 函 数 名 : bsp_sfree * * 功能描述 : BSP 动态内存释放(加spin lock保护,多核场景使用) * * 输入参数 : pMem: 动态内存指针 * 输出参数 : 无 * 返 回 值 : 无 *****************************************************************************/ void bsp_sfree(void* pMem) { u32 u32Size; u32 u32Flags; if(0 == *g_mem_init_mark) { return; } #ifdef __BSP_MEM_DEBUG__ if (bsp_ptr_invalid(pMem)) { bsp_trace(BSP_LOG_LEVEL_ERROR, BSP_MODU_MEM, "warning! ptr:0x%x, invalid mem block line:%d\n", pMem, __LINE__); return; } #endif /* Invalid Cache */ if (!MEM_IS_AXI_ADDR(pMem)) { MEM_INVALID_CACHE(MEM_GET_ALLOC_ADDR(pMem), MEM_MGR_SIZE_FOR_CACHE); } #ifdef __BSP_MEM_DEBUG__ /* 检查当前内存是否有效 */ if (MEM_FREE == MEM_ITEM_STATUS(pMem)) { bsp_trace(BSP_LOG_LEVEL_ERROR, BSP_MODU_MEM, "warning! ptr:0x%x, may free twice, or wrong mem status line:%d\n", (unsigned int)pMem, __LINE__); return; } #endif u32Size = MEM_ITEM_SIZE(pMem); u32Flags = MEM_ITEM_FLAGS(pMem); bsp_memory_free(u32Flags, pMem, u32Size); return; }
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; }