stlink: issue error for stm32 option writing

The stlink interface currently does not support 16bit read/writes. Until a fix is included we issue a error that this is unsupported. Change-Id: I4552cf2bd3b29e90ecc905325b743c08e2b92d67 Signed-off-by: Spencer Oliver <[email protected]> Reviewed-on: http://openocd.zylin.com/808 Tested-by: jenkins Reviewed-by: Freddie Chopin <[email protected]>
bcmi-labs · Sep 7, 2012 · 552e027 · 552e027
1 parent e26ddb6
commit 552e027
Showing 1 changed file with 8 additions and 0 deletions.
diff --git a/src/flash/nor/stm32f1x.c b/src/flash/nor/stm32f1x.c
@@ -249,6 +249,14 @@ static int stm32x_erase_options(struct flash_bank *bank)
 
 	stm32x_info = bank->driver_priv;
 
+	/* stlink is currently does not support 16bit
+	 * read/writes. so we cannot write option bytes */
+	struct armv7m_common *armv7m = target_to_armv7m(target);
+	if (armv7m && armv7m->stlink) {
+		LOG_ERROR("Option bytes currently unsupported for stlink");
+		return ERROR_FAIL;
+	}
+
 	/* read current options */
 	stm32x_read_options(bank);