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add tos_mmheap_check & tos_mmheap_pool_check API and TOS_CFG_MMHEAP_DEFAULT_POOL_EN switch

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tos_mmheap_check: get the information of the heap(space that is free and used)
tos_mmheap_pool_check: get the information of a pool
TOS_CFG_MMHEAP_DEFAULT_POOL_EN: enable the default pool of the heap(if user not set this, a default of 1u is set). if you wanna disable the default pool, you should call tos_mmheap_pool_add to add your own pool of the heap before tos_mmheap_alloc is called.
This commit is contained in:
daishengdong
2019-10-14 22:09:57 +08:00
parent 98b7434097
commit 3a8b03432f
48 changed files with 267 additions and 78 deletions
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54
kernel/core/include/tos_mmheap.h
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@@ -90,6 +90,11 @@
#define K_MMHEAP_BLOCK_SIZE_MASK ~(K_MMHEAP_BLOCK_CURR_FREE | K_MMHEAP_BLOCK_PREV_FREE)
#define K_MMHEAP_BLOCK_STATE_MASK (K_MMHEAP_BLOCK_CURR_FREE | K_MMHEAP_BLOCK_PREV_FREE)
typedef struct k_mmheap_information_st {
uint32_t used; /* space is used */
uint32_t free; /* space is free */
} k_mmheap_info_t;
/**
* Block structure.
*
@@ -120,10 +125,15 @@ typedef struct mmheap_blk_st {
#define K_MMHEAP_BLK_HEADER_OVERHEAD (sizeof(size_t))
#define K_MMHEAP_BLK_START_OFFSET (TOS_OFFSET_OF_FIELD(mmheap_blk_t, size) + sizeof(size_t))
#define K_MMHEAP_POOL_MAX 3
/**
* memory heap control
*/
typedef struct k_mmheap_control_st {
int pool_cnt;
void *pool_start[K_MMHEAP_POOL_MAX];
mmheap_blk_t block_null; /**< Empty lists point at this block to indicate they are free. */
uint32_t fl_bitmap; /**< Bitmaps for free lists. */
@@ -142,9 +152,11 @@ typedef struct k_mmheap_control_st {
* @param[in] pool_size size of the pool.
*
* @return errcode
* @retval #K_ERR_MMHEAP_INVALID_POOL_ADDR start address of the pool is invalid.
* @retval #K_ERR_MMHEAP_INVALID_POOL_SIZE size of the pool is invalid.
* @retval #K_ERR_NONE return successfully.
* @retval #K_ERR_MMHEAP_INVALID_POOL_ADDR start address of the pool is invalid.
* @retval #K_ERR_MMHEAP_INVALID_POOL_SIZE size of the pool is invalid.
* @retval #K_ERR_MMHEAP_POOL_OVERFLOW too many pools are added.
* @retval #K_ERR_MMHEAP_POOL_ALREADY_EXIST the pool is already exist.
* @retval #K_ERR_NONE return successfully.
*/
__API__ k_err_t tos_mmheap_pool_add(void *pool_start, size_t pool_size);
@@ -156,9 +168,12 @@ __API__ k_err_t tos_mmheap_pool_add(void *pool_start, size_t pool_size);
*
* @param[in] pool_start start address of the pool.
*
* @return None
* @return errcode
* @retval #K_ERR_OBJ_PTR_NULL start address of the pool is NULL
* @retval #K_ERR_MMHEAP_POOL_NOT_EXIST the pool is not exist
* @retval #K_ERR_NONE return successfully.
*/
__API__ void tos_mmheap_pool_rmv(void *pool_start);
__API__ k_err_t tos_mmheap_pool_rmv(void *pool_start);
/**
* @brief Alloc memory.
@@ -216,7 +231,34 @@ __API__ void *tos_mmheap_realloc(void *ptr, size_t size);
*/
__API__ void tos_mmheap_free(void *ptr);
__KERNEL__ k_err_t mmheap_init(void *pool_start, size_t pool_size);
/**
* @brief Check the pool.
*
* @attention
*
* @param[in] pool_start start address of the pool.
* @param[out] info pointer to the information struct.
*
* @return errcode.
* @retval #K_ERR_NONE return successfully.
*/
__API__ k_err_t tos_mmheap_pool_check(void *pool_start, k_mmheap_info_t *info);
/**
* @brief Check the heap.
*
* @attention
*
* @param[out] info pointer to the information struct.
*
* @return errcode.
* @retval #K_ERR_NONE return successfully.
*/
__API__ k_err_t tos_mmheap_check(k_mmheap_info_t *info);
__KERNEL__ k_err_t mmheap_init(void);
__KERNEL__ k_err_t mmheap_init_with_pool(void *pool_start, size_t pool_size);
#endif