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NUCLEO_F767ZI : boot issue with GCC #4794

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Merged
merged 1 commit into from
Jul 24, 2017
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NUCLEO_F767ZI : boot issue with GCC #4794

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24 changes: 7 additions & 17 deletions ...RGET_STM/TARGET_STM32F7/TARGET_STM32F767xI/device/TOOLCHAIN_GCC_ARM/startup_stm32f767xx.S
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Original file line number Diff line number Diff line change
Expand Up @@ -58,10 +58,6 @@ defined in linker script */
.word _sdata
/* end address for the .data section. defined in linker script */
.word _edata
/* start address for the .bss section. defined in linker script */
.word _sbss
/* end address for the .bss section. defined in linker script */
.word _ebss
/* stack used for SystemInit_ExtMemCtl; always internal RAM used */

/**
Expand Down Expand Up @@ -95,24 +91,18 @@ LoopCopyDataInit:
adds r2, r0, r1
cmp r2, r3
bcc CopyDataInit
ldr r2, =_sbss
b LoopFillZerobss
/* Zero fill the bss segment. */
FillZerobss:
movs r3, #0
str r3, [r2], #4

LoopFillZerobss:
ldr r3, = _ebss
cmp r2, r3
bcc FillZerobss

/* Call the clock system initialization function.*/
bl SystemInit
/* Call static constructors */
bl __libc_init_array
//bl __libc_init_array
/* Call the application's entry point.*/
bl main
//bl main
// Calling the crt0 'cold-start' entry point. There __libc_init_array is called
// and when existing hardware_init_hook() and software_init_hook() before
// starting main(). software_init_hook() is available and has to be called due
// to initializsation when using rtos.
bl _start
bx lr
.size Reset_Handler, .-Reset_Handler

Expand Down