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stm32f746zg-template/startup/startup_stm32f746.c

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Fix errors in LD Script, write init code. Tested!
2017-07-02 18:38:29 +02:00
/*
* STM32F746ZG Startup Code for STM32F746 devices
* Copyright (C) 2017 Mario Hüttel <mario.huettel@gmx.net>
*
* This file is part of 'STM32F7 code template'.
*
* It is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, version 2 of the License.
*
* This code is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this template. If not, see <http://www.gnu.org/licenses/>.
* ------------------------------------------------------------------------
*/
/* C++ library init */
# if defined(__cplusplus)
extern "C" {
extern void __libc_init_array(void);
}
#endif
/* Defines for weak default handlers */
#define WEAK __attribute__((weak))
#define ALIAS(func) __attribute__ ((weak, alias (#func)))
/* Define for section mapping */
#define SECTION(sec) __attribute__((section(sec)))
/* Handler prototypes */
#if defined(_cplusplus)
extern "C" {
#endif
/* Interrupt Defualt handler */
WEAK void __int_default_handler(void);
/* Core Interrupts */
void Reset_Handler(void);
void NMI_Handler(void) ALIAS(__int_default_handler);
void HardFault_Handler(void) ALIAS(__int_default_handler);
void MemManage_Handler(void) ALIAS(__int_default_handler);
void BusFault_Handler(void) ALIAS(__int_default_handler);
void UsageFault_Handler(void) ALIAS(__int_default_handler);
void SVC_Handler(void) ALIAS(__int_default_handler);
void DebugMon_Handler(void) ALIAS(__int_default_handler);
void PendSV_Handler(void) ALIAS(__int_default_handler);
void SysTick_Handler(void) ALIAS(__int_default_handler);
/* Peripheral Interrupts (by default mapped onto Default Handler) */
void WWDG_IRQHandler(void) ALIAS(__int_default_handler);
void PVD_IRQHandler(void) ALIAS(__int_default_handler);
void TAMP_STAMP_IRQHandler(void) ALIAS(__int_default_handler);
void RTC_WKUP_IRQHandler(void) ALIAS(__int_default_handler);
void FLASH_IRQHandler(void) ALIAS(__int_default_handler);
void RCC_IRQHandler(void) ALIAS(__int_default_handler);
void EXTI0_IRQHandler(void) ALIAS(__int_default_handler);
void EXTI1_IRQHandler(void) ALIAS(__int_default_handler);
void EXTI2_IRQHandler(void) ALIAS(__int_default_handler);
void EXTI3_IRQHandler(void) ALIAS(__int_default_handler);
void EXTI4_IRQHandler(void) ALIAS(__int_default_handler);
void DMA1_Stream0_IRQHandler(void) ALIAS(__int_default_handler);
void DMA1_Stream1_IRQHandler(void) ALIAS(__int_default_handler);
void DMA1_Stream2_IRQHandler(void) ALIAS(__int_default_handler);
void DMA1_Stream3_IRQHandler(void) ALIAS(__int_default_handler);
void DMA1_Stream4_IRQHandler(void) ALIAS(__int_default_handler);
void DMA1_Stream5_IRQHandler(void) ALIAS(__int_default_handler);
void DMA1_Stream6_IRQHandler(void) ALIAS(__int_default_handler);
void ADC_IRQHandler(void) ALIAS(__int_default_handler);
void CAN1_TX_IRQHandler(void) ALIAS(__int_default_handler);
void CAN1_RX0_IRQHandler(void) ALIAS(__int_default_handler);
void CAN1_RX1_IRQHandler(void) ALIAS(__int_default_handler);
void CAN1_SCE_IRQHandler(void) ALIAS(__int_default_handler);
void EXTI9_5_IRQHandler(void) ALIAS(__int_default_handler);
void TIM1_BRK_TIM9_IRQHandler(void) ALIAS(__int_default_handler);
void TIM1_UP_TIM10_IRQHandler(void) ALIAS(__int_default_handler);
void TIM1_TRG_COM_TIM11_IRQHandler(void) ALIAS(__int_default_handler);
void TIM1_CC_IRQHandler(void) ALIAS(__int_default_handler);
void TIM2_IRQHandler(void) ALIAS(__int_default_handler);
void TIM3_IRQHandler(void) ALIAS(__int_default_handler);
void TIM4_IRQHandler(void) ALIAS(__int_default_handler);
void I2C1_EV_IRQHandler(void) ALIAS(__int_default_handler);
void I2C1_ER_IRQHandler(void) ALIAS(__int_default_handler);
void I2C2_EV_IRQHandler(void) ALIAS(__int_default_handler);
void I2C2_ER_IRQHandler(void) ALIAS(__int_default_handler);
void SPI1_IRQHandler(void) ALIAS(__int_default_handler);
void SPI2_IRQHandler(void) ALIAS(__int_default_handler);
void USART1_IRQHandler(void) ALIAS(__int_default_handler);
void USART2_IRQHandler(void) ALIAS(__int_default_handler);
void USART3_IRQHandler(void) ALIAS(__int_default_handler);
void EXTI15_10_IRQHandler(void) ALIAS(__int_default_handler);
void RTC_Alarm_IRQHandler(void) ALIAS(__int_default_handler);
void OTG_FS_WKUP_IRQHandler(void) ALIAS(__int_default_handler);
void TIM8_BRK_TIM12_IRQHandler(void) ALIAS(__int_default_handler);
void TIM8_UP_TIM13_IRQHandler(void) ALIAS(__int_default_handler);
void TIM8_TRG_COM_TIM14_IRQHandler(void) ALIAS(__int_default_handler);
void TIM8_CC_IRQHandler(void) ALIAS(__int_default_handler);
void DMA1_Stream7_IRQHandler(void) ALIAS(__int_default_handler);
void FMC_IRQHandler(void) ALIAS(__int_default_handler);
void SDMMC1_IRQHandler(void) ALIAS(__int_default_handler);
void TIM5_IRQHandler(void) ALIAS(__int_default_handler);
void SPI3_IRQHandler(void) ALIAS(__int_default_handler);
void UART4_IRQHandler(void) ALIAS(__int_default_handler);
void UART5_IRQHandler(void) ALIAS(__int_default_handler);
void TIM6_DAC_IRQHandler(void) ALIAS(__int_default_handler);
void TIM7_IRQHandler(void) ALIAS(__int_default_handler);
void DMA2_Stream0_IRQHandler(void) ALIAS(__int_default_handler);
void DMA2_Stream1_IRQHandler(void) ALIAS(__int_default_handler);
void DMA2_Stream2_IRQHandler(void) ALIAS(__int_default_handler);
void DMA2_Stream3_IRQHandler(void) ALIAS(__int_default_handler);
void DMA2_Stream4_IRQHandler(void) ALIAS(__int_default_handler);
void ETH_IRQHandler(void) ALIAS(__int_default_handler);
void ETH_WKUP_IRQHandler(void) ALIAS(__int_default_handler);
void CAN2_TX_IRQHandler(void) ALIAS(__int_default_handler);
void CAN2_RX0_IRQHandler(void) ALIAS(__int_default_handler);
void CAN2_RX1_IRQHandler(void) ALIAS(__int_default_handler);
void CAN2_SCE_IRQHandler(void) ALIAS(__int_default_handler);
void OTG_FS_IRQHandler(void) ALIAS(__int_default_handler);
void DMA2_Stream5_IRQHandler(void) ALIAS(__int_default_handler);
void DMA2_Stream6_IRQHandler(void) ALIAS(__int_default_handler);
void DMA2_Stream7_IRQHandler(void) ALIAS(__int_default_handler);
void USART6_IRQHandler(void) ALIAS(__int_default_handler);
void I2C3_EV_IRQHandler(void) ALIAS(__int_default_handler);
void I2C3_ER_IRQHandler(void) ALIAS(__int_default_handler);
void OTG_HS_EP1_OUT_IRQHandler(void) ALIAS(__int_default_handler);
void OTG_HS_EP1_IN_IRQHandler(void) ALIAS(__int_default_handler);
void OTG_HS_WKUP_IRQHandler(void) ALIAS(__int_default_handler);
void OTG_HS_IRQHandler(void) ALIAS(__int_default_handler);
void DCMI_IRQHandler(void) ALIAS(__int_default_handler);
void RNG_IRQHandler(void) ALIAS(__int_default_handler);
void FPU_IRQHandler(void) ALIAS(__int_default_handler);
void UART7_IRQHandler(void) ALIAS(__int_default_handler);
void UART8_IRQHandler(void) ALIAS(__int_default_handler);
void SPI4_IRQHandler(void) ALIAS(__int_default_handler);
void SPI5_IRQHandler(void) ALIAS(__int_default_handler);
void SPI6_IRQHandler(void) ALIAS(__int_default_handler);
void SAI1_IRQHandler(void) ALIAS(__int_default_handler);
void LTDC_IRQHandler(void) ALIAS(__int_default_handler);
void LTDC_ER_IRQHandler(void) ALIAS(__int_default_handler);
void DMA2D_IRQHandler(void) ALIAS(__int_default_handler);
void SAI2_IRQHandler(void) ALIAS(__int_default_handler);
void QUADSPI_IRQHandler(void) ALIAS(__int_default_handler);
void LPTIM1_IRQHandler(void) ALIAS(__int_default_handler);
void CEC_IRQHandler(void) ALIAS(__int_default_handler);
void I2C4_EV_IRQHandler(void) ALIAS(__int_default_handler);
void I2C4_ER_IRQHandler(void) ALIAS(__int_default_handler);
void SPDIF_RX_IRQHandler(void) ALIAS(__int_default_handler);
extern int main(void);
extern void __system_init(void);
extern void __ld_top_of_stack(void);
#if defined(_cplusplus)
extern "C" }
#endif
void (* const vector_table[])(void) SECTION(".vectors") = {
&__ld_top_of_stack,
/* Core Interrupts */
Reset_Handler,
NMI_Handler,
HardFault_Handler,
MemManage_Handler,
BusFault_Handler,
UsageFault_Handler,
0,
0,
0,
0,
SVC_Handler,
DebugMon_Handler,
0,
PendSV_Handler,
SysTick_Handler,
/* Peripheral Interrupts */
WWDG_IRQHandler,
PVD_IRQHandler,
TAMP_STAMP_IRQHandler,
RTC_WKUP_IRQHandler,
FLASH_IRQHandler,
RCC_IRQHandler,
EXTI0_IRQHandler,
EXTI1_IRQHandler,
EXTI2_IRQHandler,
EXTI3_IRQHandler,
EXTI4_IRQHandler,
DMA1_Stream0_IRQHandler,
DMA1_Stream1_IRQHandler,
DMA1_Stream2_IRQHandler,
DMA1_Stream3_IRQHandler,
DMA1_Stream4_IRQHandler,
DMA1_Stream5_IRQHandler,
DMA1_Stream6_IRQHandler,
ADC_IRQHandler,
CAN1_TX_IRQHandler,
CAN1_RX0_IRQHandler,
CAN1_RX1_IRQHandler,
CAN1_SCE_IRQHandler,
EXTI9_5_IRQHandler,
TIM1_BRK_TIM9_IRQHandler,
TIM1_UP_TIM10_IRQHandler,
TIM1_TRG_COM_TIM11_IRQHandler,
TIM1_CC_IRQHandler,
TIM2_IRQHandler,
TIM3_IRQHandler,
TIM4_IRQHandler,
I2C1_EV_IRQHandler,
I2C1_ER_IRQHandler,
I2C2_EV_IRQHandler,
I2C2_ER_IRQHandler,
SPI1_IRQHandler,
SPI2_IRQHandler,
USART1_IRQHandler,
USART2_IRQHandler,
USART3_IRQHandler,
EXTI15_10_IRQHandler,
RTC_Alarm_IRQHandler,
OTG_FS_WKUP_IRQHandler,
TIM8_BRK_TIM12_IRQHandler,
TIM8_UP_TIM13_IRQHandler,
TIM8_TRG_COM_TIM14_IRQHandler,
TIM8_CC_IRQHandler,
DMA1_Stream7_IRQHandler,
FMC_IRQHandler,
SDMMC1_IRQHandler,
TIM5_IRQHandler,
SPI3_IRQHandler,
UART4_IRQHandler,
UART5_IRQHandler,
TIM6_DAC_IRQHandler,
TIM7_IRQHandler,
DMA2_Stream0_IRQHandler,
DMA2_Stream1_IRQHandler,
DMA2_Stream2_IRQHandler,
DMA2_Stream3_IRQHandler,
DMA2_Stream4_IRQHandler,
ETH_IRQHandler,
ETH_WKUP_IRQHandler,
CAN2_TX_IRQHandler,
CAN2_RX0_IRQHandler,
CAN2_RX1_IRQHandler,
CAN2_SCE_IRQHandler,
OTG_FS_IRQHandler,
DMA2_Stream5_IRQHandler,
DMA2_Stream6_IRQHandler,
DMA2_Stream7_IRQHandler,
USART6_IRQHandler,
I2C3_EV_IRQHandler,
I2C3_ER_IRQHandler,
OTG_HS_EP1_OUT_IRQHandler,
OTG_HS_EP1_IN_IRQHandler,
OTG_HS_WKUP_IRQHandler,
OTG_HS_IRQHandler,
DCMI_IRQHandler,
0,
RNG_IRQHandler,
FPU_IRQHandler,
UART7_IRQHandler,
UART8_IRQHandler,
SPI4_IRQHandler,
SPI5_IRQHandler,
SPI6_IRQHandler,
SAI1_IRQHandler,
LTDC_IRQHandler,
LTDC_ER_IRQHandler,
DMA2D_IRQHandler,
SAI2_IRQHandler,
QUADSPI_IRQHandler,
LPTIM1_IRQHandler,
CEC_IRQHandler,
I2C4_EV_IRQHandler,
I2C4_ER_IRQHandler,
SPDIF_RX_IRQHandler,
};
static void __init_section(unsigned int *src_start, unsigned int *dest_start, unsigned int *dest_end) {
unsigned int *get, *put;
put = dest_start;
get = src_start;
while ((unsigned int)put < (unsigned int)dest_end) {
*(put++) = *(get++);
}
}
static void __fill_zero(unsigned int *start, unsigned int *end) {
while ((unsigned int) start < (unsigned int)end) {
*(start++) = 0x00000000;
}
}
extern unsigned int __ld_load_itcm;
extern unsigned int __ld_load_dtcm;
extern unsigned int __ld_load_data;
extern unsigned int __ld_sitcm;
extern unsigned int __ld_eitcm;
extern unsigned int __ld_sdtcm;
extern unsigned int __ld_edtcm;
extern unsigned int __ld_sdata;
extern unsigned int __ld_edata;
extern unsigned int __ld_sbss;
extern unsigned int __ld_ebss;
extern unsigned int __ld_sheap;
extern unsigned int __ld_eheap;
void Reset_Handler(void) {
/* Stack is already initilized by hardware */
/* Copy ITCM RAM */
__init_section(&__ld_load_itcm, &__ld_sitcm, &__ld_eitcm);
/* Copy DTCM RAM */
__init_section(&__ld_load_dtcm, &__ld_sdtcm, &__ld_edtcm);
/* Copy .data section */
__init_section(&__ld_load_data, &__ld_sdata, &__ld_edata);
/* Fill bss with zero */
__fill_zero(&__ld_sbss, &__ld_ebss);
/* Fill Heap with zero */
__fill_zero(&__ld_sheap, &__ld_eheap);
/* Set clocks, waitstates, ART operation etc. */
__system_init();
/* C++ init function */
#if defined(__cplusplus)
__libc_init_array();
#endif
/* Call main */
main();
/* Catch return from main() */
while(1);
}
WEAK void __int_default_handler(void)
{
while(1);
}
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