lib: Update stm32f4 code to support gcc -fwhole-program
Signed-off-by: Kevin O'Connor <kevin@koconnor.net>
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@ -61,7 +61,8 @@ stm32f1.patch for the modifications.
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The stm32f4 directory contains code from STMicroelectronics:
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The stm32f4 directory contains code from STMicroelectronics:
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http://www.st.com/en/embedded-software/stm32cubef4.html
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http://www.st.com/en/embedded-software/stm32cubef4.html
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version 1.24.0 (extracted 20190723).
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version 1.24.0 (extracted 20190723). It has been modified to compile
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with gcc's LTO feature. See stm32f4.patch for the modifications.
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The hub-ctrl directory contains code from:
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The hub-ctrl directory contains code from:
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https://github.com/codazoda/hub-ctrl.c/
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https://github.com/codazoda/hub-ctrl.c/
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@ -0,0 +1,13 @@
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diff --git a/lib/stm32f4/system_stm32f4xx.c b/lib/stm32f4/system_stm32f4xx.c
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index 11c18d1a..b94cfb2f 100644
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--- a/lib/stm32f4/system_stm32f4xx.c
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+++ b/lib/stm32f4/system_stm32f4xx.c
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@@ -163,7 +163,7 @@ const uint8_t APBPrescTable[8] = {0, 0, 0, 0, 1, 2, 3, 4};
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* @param None
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* @retval None
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*/
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-void SystemInit(void)
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+void __attribute__((externally_visible)) SystemInit(void)
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{
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/* FPU settings ------------------------------------------------------------*/
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#if (__FPU_PRESENT == 1) && (__FPU_USED == 1)
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@ -163,7 +163,7 @@ const uint8_t APBPrescTable[8] = {0, 0, 0, 0, 1, 2, 3, 4};
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* @param None
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* @param None
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* @retval None
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* @retval None
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*/
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*/
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void SystemInit(void)
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void __attribute__((externally_visible)) SystemInit(void)
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{
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{
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/* FPU settings ------------------------------------------------------------*/
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/* FPU settings ------------------------------------------------------------*/
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#if (__FPU_PRESENT == 1) && (__FPU_USED == 1)
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#if (__FPU_PRESENT == 1) && (__FPU_USED == 1)
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