+/* wafer thin wrapper for invoking the flash driver */
+static int flash_driver_write(struct flash_bank_s *bank, u8 *buffer, u32 offset, u32 count)
+{
+ int retval=ERROR_OK;
+ if (bank->target->state != TARGET_HALTED)
+ {
+ ERROR("target not halted - aborting flash write");
+ retval=ERROR_TARGET_NOT_HALTED;
+ } else
+ {
+ retval=bank->driver->write(bank, buffer, offset, count);
+ }
+ if (retval!=ERROR_OK)
+ {
+ ERROR("Writing to flash bank at address 0x%08x at offset 0x%8.8x", bank->base, offset);
+ }
+ return retval;
+}
+
+static int flash_driver_erase(struct flash_bank_s *bank, int first, int last)
+{
+ int retval=ERROR_OK;
+ if (bank->target->state != TARGET_HALTED)
+ {
+ ERROR("target not halted - aborting flash erase");
+ retval=ERROR_TARGET_NOT_HALTED;
+ } else if ((first < 0) || (last < first) || (last >= bank->num_sectors))
+ {
+ ERROR("invalid flash sector");
+ retval=ERROR_FLASH_SECTOR_INVALID;
+ } else
+ {
+ retval=bank->driver->erase(bank, first, last);
+ }
+ if (retval!=ERROR_OK)
+ {
+ ERROR("Failed erasing banks %d to %d", first, last);
+ }
+ return retval;
+}
+
+int flash_driver_protect(struct flash_bank_s *bank, int set, int first, int last)
+{
+ int retval;
+ if (bank->target->state != TARGET_HALTED)
+ {
+ ERROR("target not halted - aborting flash erase");
+ retval=ERROR_TARGET_NOT_HALTED;
+ } else if ((first < 0) || (last < first) || (last >= bank->num_sectors))
+ {
+ ERROR("invalid flash sector");
+ retval=ERROR_FLASH_SECTOR_INVALID;
+ } else
+ {
+ retval=bank->driver->protect(bank, set, first, last);
+ }
+ if (retval!=ERROR_OK)
+ {
+ ERROR("Failed protecting banks %d to %d", first, last);
+ }
+ return retval;
+}
+
+