X-Git-Url: https://review.openocd.org/gitweb?p=openocd.git;a=blobdiff_plain;f=src%2Fflash%2Fnor%2Fdriver.h;h=9c56d4ea8ccda07c285ddd9e88e8bc7c6aa7dbf6;hp=cbf9c5282a2ce61bb2fc97950ba7c4a3c2d09e77;hb=a7479fa89def9d8b1854d629dfdaa0ba17132617;hpb=39dbb516a4489c6a934669876774ebc711a0b781
diff --git a/src/flash/nor/driver.h b/src/flash/nor/driver.h
index cbf9c5282a..9c56d4ea8c 100644
--- a/src/flash/nor/driver.h
+++ b/src/flash/nor/driver.h
@@ -16,12 +16,11 @@
* GNU General Public License for more details. *
* *
* You should have received a copy of the GNU General Public License *
- * along with this program; if not, write to the *
- * Free Software Foundation, Inc., *
- * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
+ * along with this program. If not, see . *
***************************************************************************/
-#ifndef FLASH_NOR_DRIVER_H
-#define FLASH_NOR_DRIVER_H
+
+#ifndef OPENOCD_FLASH_NOR_DRIVER_H
+#define OPENOCD_FLASH_NOR_DRIVER_H
struct flash_bank;
@@ -48,13 +47,17 @@ struct flash_bank;
* corresponding static flash_driver_callback()
* routine in flash.c.
*/
-struct flash_driver
-{
+struct flash_driver {
/**
* Gives a human-readable name of this flash driver,
* This field is used to select and initialize the driver.
*/
- char *name;
+ const char *name;
+
+ /**
+ * Gives a human-readable description of arguments.
+ */
+ const char *usage;
/**
* An array of driver-specific commands to register. When called
@@ -106,6 +109,8 @@ struct flash_driver
/**
* Bank/sector protection routine (target-specific).
*
+ * If protection is not implemented, set method to NULL
+ *
* When called, the driver should enable/disable protection
* for MINIMUM the range covered by first..last sectors
* inclusive. Some chips have alignment requirements will
@@ -132,7 +137,7 @@ struct flash_driver
* @returns ERROR_OK if successful; otherwise, an error code.
*/
int (*write)(struct flash_bank *bank,
- uint8_t *buffer, uint32_t offset, uint32_t count);
+ const uint8_t *buffer, uint32_t offset, uint32_t count);
/**
* Read data from the flash. Note CPU address will be
@@ -175,6 +180,8 @@ struct flash_driver
* flash_sector_s::is_protected field for each of the flash
* bank's sectors.
*
+ * If protection is not implemented, set method to NULL
+ *
* @param bank - the bank to check
* @returns ERROR_OK if successful; otherwise, an error code.
*/
@@ -195,7 +202,7 @@ struct flash_driver
/**
* A more gentle flavor of filash_driver_s::probe, performing
* setup with less noise. Generally, driver routines should test
- * to seee if the bank has already been probed; if it has, the
+ * to see if the bank has already been probed; if it has, the
* driver probably should not perform its probe a second time.
*
* This callback is often called from the inside of other
@@ -206,15 +213,24 @@ struct flash_driver
* @returns ERROR_OK if successful; otherwise, an error code.
*/
int (*auto_probe)(struct flash_bank *bank);
+
+ /**
+ * Deallocates private driver structures.
+ * Use default_flash_free_driver_priv() to simply free(bank->driver_priv)
+ *
+ * @param bank - the bank being destroyed
+ */
+ void (*free_driver_priv)(struct flash_bank *bank);
};
-#define FLASH_BANK_COMMAND_HANDLER(name) static __FLASH_BANK_COMMAND(name)
+#define FLASH_BANK_COMMAND_HANDLER(name) \
+ static __FLASH_BANK_COMMAND(name)
/**
* Find a NOR flash driver by its name.
* @param name The name of the requested driver.
* @returns The flash_driver called @c name, or NULL if not found.
*/
-struct flash_driver *flash_driver_find_by_name(const char *name);
+const struct flash_driver *flash_driver_find_by_name(const char *name);
-#endif // FLASH_NOR_DRIVER_H
+#endif /* OPENOCD_FLASH_NOR_DRIVER_H */