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STM32F2: Remove flash functions doc

pull/5787/head
bcostm 2017-12-18 15:38:35 +01:00
parent c86f1efd9c
commit 0d3e189545
1 changed files with 13 additions and 63 deletions
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76
targets/TARGET_STM/TARGET_STM32F2/flash_api.c
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@ -23,26 +23,6 @@
static uint32_t GetSector(uint32_t Address);
static uint32_t GetSectorSize(uint32_t Sector);
/** Initialize the flash peripheral and the flash_t object
*
* @param obj The flash object
* @return 0 for success, -1 for error
*/
int32_t flash_init(flash_t *obj)
{
return 0;
}
/** Uninitialize the flash peripheral and the flash_t object
*
* @param obj The flash object
* @return 0 for success, -1 for error
*/
int32_t flash_free(flash_t *obj)
{
return 0;
}
static int32_t flash_unlock(void)
{
/* Allow Access to Flash control registers and user Falsh */
@ -64,13 +44,16 @@ static int32_t flash_lock(void)
}
}
/** Erase one sector starting at defined address
*
* The address should be at sector boundary. This function does not do any check for address alignments
* @param obj The flash object
* @param address The sector starting address
* @return 0 for success, -1 for error
*/
int32_t flash_init(flash_t *obj)
{
return 0;
}
int32_t flash_free(flash_t *obj)
{
return 0;
}
int32_t flash_erase_sector(flash_t *obj, uint32_t address)
{
static FLASH_EraseInitTypeDef EraseInitStruct;
@ -104,17 +87,6 @@ int32_t flash_erase_sector(flash_t *obj, uint32_t address)
return status;
}
/** Program one page starting at defined address
*
* The page should be at page boundary, should not cross multiple sectors.
* This function does not do any check for address alignments or if size
* is aligned to a page size.
* @param obj The flash object
* @param address The sector starting address
* @param data The data buffer to be programmed
* @param size The number of bytes to program
* @return 0 for success, -1 for error
*/
int32_t flash_program_page(flash_t *obj, uint32_t address, const uint8_t *data, uint32_t size)
{
int32_t status = 0;
@ -155,13 +127,7 @@ int32_t flash_program_page(flash_t *obj, uint32_t address, const uint8_t *data,
return status;
}
/** Get sector size
*
* @param obj The flash object
* @param address The sector starting address
* @return The size of a sector (in our case considering 1 sector = 1 page)
*/
uint32_t flash_get_sector_size(const flash_t *obj, uint32_t address)
uint32_t flash_get_sector_size(const flash_t *obj, uint32_t address)
{
if ((address >= (FLASH_BASE + FLASH_SIZE)) || (address < FLASH_BASE)) {
return MBED_FLASH_INVALID_SIZE;
@ -170,34 +136,18 @@ uint32_t flash_get_sector_size(const flash_t *obj, uint32_t address)
}
}
/** Get page size
*
* @param obj The flash object
* @param address The page starting address
* @return The size of a page (in our case the minimum programmable size)
*/
uint32_t flash_get_page_size(const flash_t *obj)
{
// Flash of STM32F2 devices can be programed 1 byte at a time
return 1;
}
/** Get start address for the flash region
*
* @param obj The flash object
* @return The start address for the flash region
*/
uint32_t flash_get_start_address(const flash_t *obj)
uint32_t flash_get_start_address(const flash_t *obj)
{
return FLASH_BASE;
}
/** Get the flash region size
*
* @param obj The flash object
* @return The flash region size
*/
uint32_t flash_get_size(const flash_t *obj)
uint32_t flash_get_size(const flash_t *obj)
{
return FLASH_SIZE;
}