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Diffstat (limited to 'src/flash/stm32x.c')
-rw-r--r--src/flash/stm32x.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/src/flash/stm32x.c b/src/flash/stm32x.c
index 5b16f57..7039a3d 100644
--- a/src/flash/stm32x.c
+++ b/src/flash/stm32x.c
@@ -644,9 +644,20 @@ int stm32x_probe(struct flash_bank_s *bank)
stm32x_flash_bank_t *stm32x_info = bank->driver_priv;
int i;
u16 num_sectors;
+ u32 device_id;
stm32x_info->probed = 0;
+ /* read stm32 device id register */
+ target_read_u32(target, 0xE0042000, &device_id);
+ INFO( "device id = 0x%08x", device_id );
+
+ if (!(device_id & 0x410))
+ {
+ WARNING( "Cannot identify target as a STM32 family." );
+ return ERROR_FLASH_OPERATION_FAILED;
+ }
+
/* get flash size from target */
target_read_u16(target, 0x1FFFF7E0, &num_sectors);
INFO( "flash size = %dkbytes", num_sectors );