/**
* Indication of erasure status: 0 = not erased, 1 = erased,
* other = unknown. Set by @c flash_driver_s::erase_check.
+ *
+ * Flag is not used in protection block
*/
int is_erased;
/**
* This information must be considered stale immediately.
* A million things could make it stale: power cycle,
* reset of target, code running on target, etc.
+ *
+ * If a flash_bank uses an extra array of protection blocks,
+ * protection flag is not valid in sector array
*/
int is_protected;
};
* some non-zero value during "probe()" or "auto_probe()".
*/
int num_sectors;
- /** Array of sectors, allocated and initilized by the flash driver */
+ /** Array of sectors, allocated and initialized by the flash driver */
struct flash_sector *sectors;
+ /**
+ * The number of protection blocks in this bank. This value
+ * is set intially to 0 and sectors are used as protection blocks.
+ * Driver probe can set protection blocks array to work with
+ * protection granularity different than sector size.
+ */
+ int num_prot_blocks;
+ /** Array of protection blocks, allocated and initilized by the flash driver */
+ struct flash_sector *prot_blocks;
+
struct flash_bank *next; /**< The next flash bank on this chip */
};
*/
int get_flash_bank_by_addr(struct target *target, uint32_t addr, bool check,
struct flash_bank **result_bank);
+/**
+ * Allocate and fill an array of sectors or protection blocks.
+ * @param offset Offset of first block.
+ * @param size Size of each block.
+ * @param num_blocks Number of blocks in array.
+ * @returns A struct flash_sector pointer or NULL when allocation failed.
+ */
+struct flash_sector *alloc_block_array(uint32_t offset, uint32_t size, int num_blocks);
#endif /* OPENOCD_FLASH_NOR_CORE_H */