usbd_dfu_mal.c File Reference

Generic media access Layer. More...

#include "usbd_dfu_mal.h"
#include "usbd_flash_if.h"

Include dependency graph for usbd_dfu_mal.c:

Go to the source code of this file.

Functions
static uint8_t	MAL_CheckAdd (uint32_t Add)
	MAL_CheckAdd Determine which memory should be managed. More...
uint16_t	MAL_DeInit (void)
	MAL_DeInit DeInitializes the Media on the STM32. More...
uint16_t	MAL_Erase (uint32_t Add)
	MAL_Erase Erase a sector of memory. More...
uint16_t	MAL_GetStatus (uint32_t Add, uint8_t Cmd, uint8_t *buffer)
	MAL_GetStatus Get the status of a given memory. More...
uint16_t	MAL_Init (void)
	MAL_Init Initializes the Media on the STM32. More...
uint8_t *	MAL_Read (uint32_t Add, uint32_t Len)
	MAL_Read Read sectors of memory. More...
uint16_t	MAL_Write (uint32_t Add, uint32_t Len)
	MAL_Write Write sectors of memory. More...

Variables
__ALIGN_BEGIN const uint8_t *usbd_dfu_StringDesc[MAX_USED_MEDIA]	__ALIGN_END
DFU_MAL_Prop_TypeDef *	tMALTab [MAX_USED_MEDIA]

Detailed Description

Generic media access Layer.

Author

MCD Application Team

Version

V1.1.0

Date

19-March-2012

Attention

© COPYRIGHT 2012 STMicroelectronics

Licensed under MCD-ST Liberty SW License Agreement V2, (the "License"); You may not use this file except in compliance with the License. You may obtain a copy of the License at:

   http://www.st.com/software_license_agreement_liberty_v2

Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License.

Definition in file usbd_dfu_mal.c.

Function Documentation

static uint8_t MAL_CheckAdd ( uint32_t  Add )

static

MAL_CheckAdd Determine which memory should be managed.

Parameters

Add	Sector address/code (allow to determine which memory will be addressed)

Return values

Index

of the addressed memory.

Definition at line 270 of file usbd_dfu_mal.c.

uint16_t MAL_DeInit

(

void

)

MAL_DeInit DeInitializes the Media on the STM32.

Parameters

None

Return values

Result

of the opeartion (MAL_OK in all cases)

Definition at line 118 of file usbd_dfu_mal.c.

uint16_t MAL_Erase

(

uint32_t

Add

)

MAL_Erase Erase a sector of memory.

Parameters

Add	Sector address/code

Return values

Result

of the opeartion: MAL_OK if all operations are OK else MAL_FAIL

Definition at line 141 of file usbd_dfu_mal.c.

uint16_t MAL_GetStatus	(	uint32_t	Add,
		uint8_t	Cmd,
		uint8_t *	buffer
	)

MAL_GetStatus Get the status of a given memory.

Parameters

Add	Sector address/code (allow to determine which memory will be addressed)
Cmd	0 for erase and 1 for write
buffer	pointer to the buffer where the status data will be stored.

Return values

Buffer

pointer

Definition at line 241 of file usbd_dfu_mal.c.

uint16_t MAL_Init

(

void

)

MAL_Init Initializes the Media on the STM32.

Parameters

None

Return values

Result

of the opeartion (MAL_OK in all cases)

Definition at line 95 of file usbd_dfu_mal.c.

uint8_t* MAL_Read	(	uint32_t	Add,
		uint32_t	Len
	)

MAL_Read Read sectors of memory.

Parameters

Add	Sector address/code
Len	Number of data to be written (in bytes)

Return values

Buffer

pointer

Definition at line 211 of file usbd_dfu_mal.c.

uint16_t MAL_Write	(	uint32_t	Add,
		uint32_t	Len
	)

MAL_Write Write sectors of memory.

Parameters

Add	Sector address/code
Len	Number of data to be written (in bytes)

Return values

Result

of the opeartion: MAL_OK if all operations are OK else MAL_FAIL

Definition at line 176 of file usbd_dfu_mal.c.

Variable Documentation

__ALIGN_BEGIN uint8_t MAL_Buffer [XFERSIZE] __ALIGN_END

Initial value:

= {
    FLASH_IF_STRING






}

Definition at line 67 of file usbd_dfu_mal.c.

DFU_MAL_Prop_TypeDef* tMALTab[MAX_USED_MEDIA]

Initial value:

= {
    &DFU_Flash_cb






}

Definition at line 51 of file usbd_dfu_mal.c.