chip_mem.h 文件参考

#include <stdio.h>
#include "securec.h"
#include "non_os.h"
#include "panic.h"
#include "debug_print.h"

chip_mem.h 的引用(Include)关系图:

浏览源代码.

结构体
struct	conn_mem_subpool_stru
struct	conn_mem_subpool_cfg_stru
struct	conn_mem_pool_cfg_stru
struct	conn_mem_stru_tag
struct	conn_mem_pool_stru

宏定义
#define	CONN_DOG_TAG_SIZE   4
#define	CONN_DOG_TAG   0xdeadbeaf
#define	conn_irq_disable   non_os_enter_critical
#define	conn_irq_enable   non_os_exit_critical
#define	CONN_IO_PRINT   PRINT
#define	conn_likely(_expr)   (_expr)
#define	conn_unlikely(_expr)   (_expr)
#define	conn_bug_on(cond)
#define	CONN_MEM_INFO_SIZE   4 /* sizeof(ptr) */
#define	WLAN_MEM_MAX_SUBPOOL_NUM   32 /* Maximum memory sub-pool size supported by each memory pool */
#define	conn_get_4byte_align_value(_ul_size)   (((_ul_size) + 0x03) & (~0x03))
#define	conn_array_size(_ast_array)   (sizeof(_ast_array) / sizeof((_ast_array)[0]))
#define	_PRE_MEM_DEBUG_MODE

类型定义
typedef struct conn_mem_stru_tag	conn_mem_stru

枚举
enum	conn_mem_state_enum { CONN_MEM_STATE_FREE = 0 , CONN_MEM_STATE_ALLOC , CONN_MEM_STATE_BUTT }
enum	conn_mem_pool_id_enum { CONN_MEM_POOL_ID_LOCAL = 0 , CONN_MEM_POOL_ID_BUTT }

函数
int	conn_mem_init_pool (unsigned char *start, unsigned int size)
	Prototype : conn_mem_init_pool Description : mem pool init function, only call once Input : void* start the pool start base address, start must aligned to 4 bytes unsigned int size pool total size, aligned to 4 bytes Return Value : 0 means succ, others failed
void	conn_mem_print_pool_info (void)
void *	conn_mem_alloc_enhanced (unsigned long return_addr, unsigned int us_len)
	Prototype : conn_mem_alloc_enhanced Description : mem alloc function, Input : unsigned long return_addr call function's address for debug unsigned int us_len request mem length Return Value : void* NULL means failed, others succ, alloc mem aligned to 4 bytes
void	conn_mem_free_enhanced (const void *free_mem)
	Prototype : conn_mem_free_enhanced Description : mem free function, can't free the mem repeat, Input : void* free_mem , free the alloc mem, if zero, do nothing Return Value : void
void *	conn_mem_realloc_enhanced (unsigned long return_addr, const void *mem, unsigned int us_len)
	Prototype : conn_mem_realloc_enhanced Description : mem realloc function Input : unsigned long return_addr call function's address for debug void* mem the old mem unsigned int us_len request mem length Return Value : void* NULL means failed, others succ, alloc mem aligned to 4 bytes

宏定义说明

_PRE_MEM_DEBUG_MODE

#define _PRE_MEM_DEBUG_MODE

conn_array_size

#define conn_array_size

(

_ast_array

)

(sizeof(_ast_array) / sizeof((_ast_array)[0]))

conn_bug_on

#define conn_bug_on

(

cond

)

值:

    do {                                                     \
        if (cond) {                                          \
            panic(PANIC_IRMALLOC_FAIL, (uintptr_t)__LINE__); \
        }                                                    \
    } while (0)

CONN_DOG_TAG

#define CONN_DOG_TAG   0xdeadbeaf

CONN_DOG_TAG_SIZE

#define CONN_DOG_TAG_SIZE   4

Copyright (c) HiSilicon (Shanghai) Technologies Co., Ltd. 2022-2022. All rights reserved.

Description: Mem Pool Driver Header.
History:
2018-10-15， Create file.

conn_get_4byte_align_value

#define conn_get_4byte_align_value

(

_ul_size

)

(((_ul_size) + 0x03) & (~0x03))

CONN_IO_PRINT

#define CONN_IO_PRINT   PRINT

conn_irq_disable

#define conn_irq_disable   non_os_enter_critical

conn_irq_enable

#define conn_irq_enable   non_os_exit_critical

conn_likely

#define conn_likely

(

_expr

)

(_expr)

CONN_MEM_INFO_SIZE

#define CONN_MEM_INFO_SIZE   4 /* sizeof(ptr) */

conn_unlikely

#define conn_unlikely

(

_expr

)

(_expr)

WLAN_MEM_MAX_SUBPOOL_NUM

#define WLAN_MEM_MAX_SUBPOOL_NUM   32 /* Maximum memory sub-pool size supported by each memory pool */

类型定义说明

conn_mem_stru

typedef struct conn_mem_stru_tag conn_mem_stru

枚举类型说明

conn_mem_pool_id_enum

enum conn_mem_pool_id_enum

枚举值
CONN_MEM_POOL_ID_LOCAL
CONN_MEM_POOL_ID_BUTT

conn_mem_state_enum

enum conn_mem_state_enum

枚举值
CONN_MEM_STATE_FREE
CONN_MEM_STATE_ALLOC
CONN_MEM_STATE_BUTT

函数说明

conn_mem_alloc_enhanced()

void * conn_mem_alloc_enhanced	(	unsigned long	return_addr,
		unsigned int	us_len
	)

Prototype : conn_mem_alloc_enhanced Description : mem alloc function, Input : unsigned long return_addr call function's address for debug unsigned int us_len request mem length Return Value : void* NULL means failed, others succ, alloc mem aligned to 4 bytes

conn_mem_free_enhanced()

void conn_mem_free_enhanced

(

const void *

free_mem

)

Prototype : conn_mem_free_enhanced Description : mem free function, can't free the mem repeat, Input : void* free_mem , free the alloc mem, if zero, do nothing Return Value : void

conn_mem_init_pool()

int conn_mem_init_pool	(	unsigned char *	start,
		unsigned int	size
	)

Prototype : conn_mem_init_pool Description : mem pool init function, only call once Input : void* start the pool start base address, start must aligned to 4 bytes unsigned int size pool total size, aligned to 4 bytes Return Value : 0 means succ, others failed

conn_mem_print_pool_info()

void conn_mem_print_pool_info

(

void

)

conn_mem_realloc_enhanced()

void * conn_mem_realloc_enhanced	(	unsigned long	return_addr,
		const void *	mem,
		unsigned int	us_len
	)

Prototype : conn_mem_realloc_enhanced Description : mem realloc function Input : unsigned long return_addr call function's address for debug void* mem the old mem unsigned int us_len request mem length Return Value : void* NULL means failed, others succ, alloc mem aligned to 4 bytes