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authorGiovanni Di Sirio <gdisirio@gmail.com>2019-05-12 15:16:59 +0000
committerGiovanni Di Sirio <gdisirio@gmail.com>2019-05-12 15:16:59 +0000
commitabda3392d621ddb49fedced945438955609c8955 (patch)
treedcd68a5763e39f16576eb6eb9de93b321431f3e7
parent8498892265faa1c52c5475073da1c3916141311f (diff)
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Fixed bug #1029.
git-svn-id: svn://svn.code.sf.net/p/chibios/svn/branches/stable_19.1.x@12790 27425a3e-05d8-49a3-a47f-9c15f0e5edd8
-rw-r--r--os/hal/ports/STM32/STM32F4xx/stm32_rcc.h8
-rw-r--r--readme.txt2
2 files changed, 10 insertions, 0 deletions
diff --git a/os/hal/ports/STM32/STM32F4xx/stm32_rcc.h b/os/hal/ports/STM32/STM32F4xx/stm32_rcc.h
index e4eb67a2a..cc401ce05 100644
--- a/os/hal/ports/STM32/STM32F4xx/stm32_rcc.h
+++ b/os/hal/ports/STM32/STM32F4xx/stm32_rcc.h
@@ -429,14 +429,22 @@
*
* @api
*/
+#ifdef RCC_AHB1ENR_BKPSRAMEN
#define rccEnableBKPSRAM(lp) rccEnableAHB1(RCC_AHB1ENR_BKPSRAMEN, lp)
+#else
+#define rccEnableBKPSRAM(lp)
+#endif
/**
* @brief Disables the BKPSRAM peripheral clock.
*
* @api
*/
+#ifdef RCC_AHB1ENR_BKPSRAMEN
#define rccDisableBKPSRAM() rccDisableAHB1(RCC_AHB1ENR_BKPSRAMEN)
+#else
+#define rccDisableBKPSRAM()
+#endif
/** @} */
/**
diff --git a/readme.txt b/readme.txt
index 869e048c9..beb7f4a62 100644
--- a/readme.txt
+++ b/readme.txt
@@ -74,6 +74,8 @@
*****************************************************************************
*** 19.1.3 ***
+- FIX: Fixed RCC_AHB1ENR_BKPSRAMEN not present in all STMF4xx devices
+ (bug #1029).
- FIX: Fixed MPU fix #1027 broke stack checking on Cortex-M devices without
MPU (bug #1028).