From 267cd61c1914bc1d71f47f020d391c2d3ac1c224 Mon Sep 17 00:00:00 2001
From: gdisirio <gdisirio@35acf78f-673a-0410-8e92-d51de3d6d3f4>
Date: Sat, 11 Feb 2012 08:57:22 +0000
Subject: Fixed bug 3485500.

git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@3950 35acf78f-673a-0410-8e92-d51de3d6d3f4
---
 os/hal/platforms/STM32F1xx/hal_lld.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'os/hal/platforms/STM32F1xx')

diff --git a/os/hal/platforms/STM32F1xx/hal_lld.c b/os/hal/platforms/STM32F1xx/hal_lld.c
index bc2b8b0f2..53bafb1b5 100644
--- a/os/hal/platforms/STM32F1xx/hal_lld.c
+++ b/os/hal/platforms/STM32F1xx/hal_lld.c
@@ -105,7 +105,8 @@ void hal_lld_init(void) {
                   SysTick_CTRL_TICKINT_Msk;
 
   /* DWT cycle counter enable.*/
-  DWT_CTRL |= DWT_CTRL_CYCCNTENA;
+  SCS_DEMCR |= SCS_DEMCR_TRCENA;
+  DWT_CTRL  |= DWT_CTRL_CYCCNTENA;
 
   /* PWR and BD clocks enabled.*/
   rccEnablePWRInterface(FALSE);
-- 
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