From fb74f48b53a035a4bcbffba4057a5bf2e4e50d1f Mon Sep 17 00:00:00 2001
From: ntfreak <ntfreak@b42882b7-edfa-0310-969c-e2dbd0fdcd60>
Date: Sun, 10 Feb 2008 15:46:14 +0000
Subject: [PATCH] - stm32 flash driver now checks for correct target
git-svn-id: svn://svn.berlios.de/openocd/trunk@288 b42882b7-edfa-0310-969c-e2dbd0fdcd60
---
src/flash/stm32x.c | 11 +++++++++++
1 file changed, 11 insertions(+)
diff --git a/src/flash/stm32x.c b/src/flash/stm32x.c
index 5b16f57ae..7039a3d41 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 );
--
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