Multi Partition

Multi Partition 的协作图:

函数
INT32	add_mtd_partition (const CHAR *type, UINT32 startAddr, UINT32 length, UINT32 partitionNum)
	Add a partition.
INT32	delete_mtd_partition (UINT32 partitionNum, const CHAR *type)
	Delete a partition.

详细描述

函数说明

add_mtd_partition()

INT32 add_mtd_partition ( const CHAR *  type, UINT32  startAddr, UINT32  length, UINT32  partitionNum  )

extern

Add a partition.

Description:

• This API is used to add a partition according to the passed-in parameters.

注意

• None.

参数

type	[IN] Storage medium type, support "nand" and "spinor" currently.
startAddr	[IN] Starting address of a partition.
length	[IN] Partition size.
partitionNum	[IN] Partition number, less than the value defined by CONFIG_MTD_PATTITION_NUM.

返回值

#-ENODEV	The driver is not found.
#-EINVAL	Invalid parameter.
#-ENOMEM	Insufficient memory.
#ENOERR	The partition is successfully created.

Dependency:

• mtd_partition.h: the header file that contains the API declaration.

参见

delete_mtd_partition

自从

Huawei LiteOS V100R001C00

delete_mtd_partition()

INT32 delete_mtd_partition ( UINT32  partitionNum, const CHAR *  type  )

extern

Delete a partition.

Description:

• This API is used to delete a partition according to its partition number and storage medium type.

注意

• None.

参数

partitionNum	[IN] Partition number, less than the value defined by CONFIG_MTD_PATTITION_NUM.
type	[IN] Storage medium type, support "nand" and "spinor" currently.

返回值

#-EINVAL	Invalid parameter.
#ENOERR	The partition is successfully deleted.

Dependency:

• mtd_partition.h: the header file that contains the API declaration.

参见

add_mtd_partition

自从

Huawei LiteOS V100R001C00