diff --git a/cpu/stm32f3/startup.c b/cpu/stm32f3/startup.c deleted file mode 100644 index aec1ae6c9..000000000 --- a/cpu/stm32f3/startup.c +++ /dev/null @@ -1,286 +0,0 @@ -/* - * Copyright (C) 2014 Freie Universität Berlin - * - * This file is subject to the terms and conditions of the GNU Lesser General - * Public License v2.1. See the file LICENSE in the top level directory for more - * details. - */ - -/** - * @ingroup cpu_stm32f3 - * @{ - * - * @file - * @brief Startup code and interrupt vector definition - * - * @author Hauke Petersen - * - * @} - */ - -#include -#include "board.h" - -/** - * memory markers as defined in the linker script - */ -extern uint32_t _sfixed; -extern uint32_t _efixed; -extern uint32_t _etext; -extern uint32_t _srelocate; -extern uint32_t _erelocate; -extern uint32_t _szero; -extern uint32_t _ezero; -extern uint32_t _sstack; -extern uint32_t _estack; - -/** - * @brief functions for initializing the board, std-lib and kernel - */ -extern void board_init(void); -extern void kernel_init(void); -extern void __libc_init_array(void); - -/** - * @brief This function is the entry point after a system reset - * - * After a system reset, the following steps are necessary and carried out: - * 1. load data section from flash to ram - * 2. overwrite uninitialized data section (BSS) with zeros - * 3. initialize the newlib - * 4. initialize the board (sync clock, setup std-IO) - * 5. initialize and start RIOTs kernel - */ -void reset_handler(void) -{ - uint32_t *dst; - uint32_t *src = &_etext; - - /* load data section from flash to ram */ - for (dst = &_srelocate; dst < &_erelocate; ) { - *(dst++) = *(src++); - } - - /* default bss section to zero */ - for (dst = &_szero; dst < &_ezero; ) { - *(dst++) = 0; - } - - /* initialize the board and startup the kernel */ - board_init(); - /* initialize std-c library (this should be done after board_init) */ - __libc_init_array(); - /* startup the kernel */ - kernel_init(); -} - -/** - * @brief Default handler is called in case no interrupt handler was defined - */ -void dummy_handler(void) -{ - while (1) {asm ("nop");} -} - -void isr_nmi(void) -{ - while (1) {asm ("nop");} -} - -void isr_mem_manage(void) -{ - while (1) {asm ("nop");} -} - -void isr_debug_mon(void) -{ - while (1) {asm ("nop");} -} - -void isr_hard_fault(void) -{ - while (1) {asm ("nop");} -} - -void isr_bus_fault(void) -{ - while (1) {asm ("nop");} -} - -void isr_usage_fault(void) -{ - while (1) {asm ("nop");} -} - -/* Cortex-M specific interrupt vectors */ -void isr_svc(void) __attribute__ ((weak, alias("dummy_handler"))); -void isr_pendsv(void) __attribute__ ((weak, alias("dummy_handler"))); -void isr_systick(void) __attribute__ ((weak, alias("dummy_handler"))); -/* STM32F3 specific interrupt vector */ -void isr_wwdg(void) __attribute__ ((weak, alias("dummy_handler"))); -void isr_pvd(void) __attribute__ ((weak, alias("dummy_handler"))); -void isr_tamp_stamp(void) __attribute__ ((weak, alias("dummy_handler"))); -void isr_rtc_wkup(void) __attribute__ ((weak, alias("dummy_handler"))); -void isr_flash(void) __attribute__ ((weak, alias("dummy_handler"))); -void isr_rcc(void) __attribute__ ((weak, alias("dummy_handler"))); -void isr_exti(void) __attribute__ ((weak, alias("dummy_handler"))); -void isr_dma1_channel1(void) __attribute__ ((weak, alias("dummy_handler"))); -void isr_dma1_channel2(void) __attribute__ ((weak, alias("dummy_handler"))); -void isr_dma1_channel3(void) __attribute__ ((weak, alias("dummy_handler"))); -void isr_dma1_channel4(void) __attribute__ ((weak, alias("dummy_handler"))); -void isr_dma1_channel5(void) __attribute__ ((weak, alias("dummy_handler"))); -void isr_dma1_channel6(void) __attribute__ ((weak, alias("dummy_handler"))); -void isr_dma1_channel7(void) __attribute__ ((weak, alias("dummy_handler"))); -void isr_adc1_2(void) __attribute__ ((weak, alias("dummy_handler"))); -void isr_usb_hp_can_tx(void) __attribute__ ((weak, alias("dummy_handler"))); -void isr_usb_lp_can_rx0(void) __attribute__ ((weak, alias("dummy_handler"))); -void isr_can_rx1(void) __attribute__ ((weak, alias("dummy_handler"))); -void isr_can_sce(void) __attribute__ ((weak, alias("dummy_handler"))); -void isr_tim1_brk_tim15(void) __attribute__ ((weak, alias("dummy_handler"))); -void isr_tim1_up_tim16(void) __attribute__ ((weak, alias("dummy_handler"))); -void isr_tim1_trg_com_tim17(void) __attribute__ ((weak, alias("dummy_handler"))); -void isr_tim1_cc(void) __attribute__ ((weak, alias("dummy_handler"))); -void isr_tim2(void) __attribute__ ((weak, alias("dummy_handler"))); -void isr_tim3(void) __attribute__ ((weak, alias("dummy_handler"))); -void isr_tim4(void) __attribute__ ((weak, alias("dummy_handler"))); -void isr_i2c1_ev(void) __attribute__ ((weak, alias("dummy_handler"))); -void isr_i2c1_er(void) __attribute__ ((weak, alias("dummy_handler"))); -void isr_i2c2_ev(void) __attribute__ ((weak, alias("dummy_handler"))); -void isr_i2c2_er(void) __attribute__ ((weak, alias("dummy_handler"))); -void isr_spi1(void) __attribute__ ((weak, alias("dummy_handler"))); -void isr_spi2(void) __attribute__ ((weak, alias("dummy_handler"))); -void isr_usart1(void) __attribute__ ((weak, alias("dummy_handler"))); -void isr_usart2(void) __attribute__ ((weak, alias("dummy_handler"))); -void isr_usart3(void) __attribute__ ((weak, alias("dummy_handler"))); -void isr_rtc_alarm(void) __attribute__ ((weak, alias("dummy_handler"))); -void isr_usbwakeup(void) __attribute__ ((weak, alias("dummy_handler"))); -void isr_tim8_brk(void) __attribute__ ((weak, alias("dummy_handler"))); -void isr_tim8_up(void) __attribute__ ((weak, alias("dummy_handler"))); -void isr_tim8_trg_com(void) __attribute__ ((weak, alias("dummy_handler"))); -void isr_tim8_cc(void) __attribute__ ((weak, alias("dummy_handler"))); -void isr_adc3(void) __attribute__ ((weak, alias("dummy_handler"))); -void isr_spi3(void) __attribute__ ((weak, alias("dummy_handler"))); -void isr_uart4(void) __attribute__ ((weak, alias("dummy_handler"))); -void isr_uart5(void) __attribute__ ((weak, alias("dummy_handler"))); -void isr_tim6_dac(void) __attribute__ ((weak, alias("dummy_handler"))); -void isr_tim7(void) __attribute__ ((weak, alias("dummy_handler"))); -void isr_dma2_channel1(void) __attribute__ ((weak, alias("dummy_handler"))); -void isr_dma2_channel2(void) __attribute__ ((weak, alias("dummy_handler"))); -void isr_dma2_channel3(void) __attribute__ ((weak, alias("dummy_handler"))); -void isr_dma2_channel4(void) __attribute__ ((weak, alias("dummy_handler"))); -void isr_dma2_channel5(void) __attribute__ ((weak, alias("dummy_handler"))); -void isr_adc4(void) __attribute__ ((weak, alias("dummy_handler"))); -void isr_comp1_2_3(void) __attribute__ ((weak, alias("dummy_handler"))); -void isr_comp4_5_6(void) __attribute__ ((weak, alias("dummy_handler"))); -void isr_comp7(void) __attribute__ ((weak, alias("dummy_handler"))); -void isr_usb_hp(void) __attribute__ ((weak, alias("dummy_handler"))); -void isr_usb_lp(void) __attribute__ ((weak, alias("dummy_handler"))); -void isr_usbwakeup_rmp(void) __attribute__ ((weak, alias("dummy_handler"))); -void isr_fpu(void) __attribute__ ((weak, alias("dummy_handler"))); - - -/* interrupt vector table */ -__attribute__ ((section(".vectors"))) -const void *interrupt_vector[] = { - /* Stack pointer */ - (void*) (&_estack), /* pointer to the top of the empty stack */ - /* Cortex-M4 handlers */ - (void*) reset_handler, /* */ - (void*) isr_nmi, /* */ - (void*) isr_hard_fault, /* */ - (void*) isr_mem_manage, /* */ - (void*) isr_bus_fault, /* */ - (void*) isr_usage_fault, /* */ - (void*) (0UL), /* reserved */ - (void*) (0UL), /* reserved */ - (void*) (0UL), /* reserved */ - (void*) (0UL), /* reserved */ - (void*) isr_svc, /* */ - (void*) isr_debug_mon, /* */ - (void*) (0UL), /* reserved */ - (void*) isr_pendsv, /* */ - (void*) isr_systick, /* */ - /* STMF3 specific peripheral handlers */ - (void*) isr_wwdg, /* */ - (void*) isr_pvd, /* */ - (void*) isr_tamp_stamp, /* */ - (void*) isr_rtc_wkup, /* */ - (void*) isr_flash, /* */ - (void*) isr_rcc, /* */ - (void*) isr_exti, /* */ - (void*) isr_exti, /* */ - (void*) isr_exti, /* */ - (void*) isr_exti, /* */ - (void*) isr_exti, /* */ - (void*) isr_dma1_channel1, /* */ - (void*) isr_dma1_channel2, /* */ - (void*) isr_dma1_channel3, /* */ - (void*) isr_dma1_channel4, /* */ - (void*) isr_dma1_channel5, /* */ - (void*) isr_dma1_channel6, /* */ - (void*) isr_dma1_channel7, /* */ - (void*) isr_adc1_2, /* */ - (void*) isr_usb_hp_can_tx, /* */ - (void*) isr_usb_lp_can_rx0, /* */ - (void*) isr_can_rx1, /* */ - (void*) isr_can_sce, /* */ - (void*) isr_exti, /* */ - (void*) isr_tim1_brk_tim15, /* */ - (void*) isr_tim1_up_tim16, /* */ - (void*) isr_tim1_trg_com_tim17, /* */ - (void*) isr_tim1_cc, /* */ - (void*) isr_tim2, /* */ - (void*) isr_tim3, /* */ - (void*) isr_tim4, /* */ - (void*) isr_i2c1_ev, /* */ - (void*) isr_i2c1_er, /* */ - (void*) isr_i2c2_ev, /* */ - (void*) isr_i2c2_er, /* */ - (void*) isr_spi1, /* */ - (void*) isr_spi2, /* */ - (void*) isr_usart1, /* */ - (void*) isr_usart2, /* */ - (void*) isr_usart3, /* */ - (void*) isr_exti, /* */ - (void*) isr_rtc_alarm, /* */ - (void*) isr_usbwakeup, /* */ - (void*) isr_tim8_brk, /* */ - (void*) isr_tim8_up, /* */ - (void*) isr_tim8_trg_com, /* */ - (void*) isr_tim8_cc, /* */ - (void*) isr_adc3, /* */ - (void*) (0UL), /* reserved */ - (void*) (0UL), /* reserved */ - (void*) (0UL), /* reserved */ - (void*) isr_spi3, /* */ - (void*) isr_uart4, /* */ - (void*) isr_uart5, /* */ - (void*) isr_tim6_dac, /* */ - (void*) isr_tim7, /* */ - (void*) isr_dma2_channel1, /* */ - (void*) isr_dma2_channel2, /* */ - (void*) isr_dma2_channel3, /* */ - (void*) isr_dma2_channel4, /* */ - (void*) isr_dma2_channel5, /* */ - (void*) isr_adc4, /* */ - (void*) (0UL), /* reserved */ - (void*) (0UL), /* reserved */ - (void*) isr_comp1_2_3, /* */ - (void*) isr_comp4_5_6, /* */ - (void*) isr_comp7, /* */ - (void*) (0UL), /* reserved */ - (void*) (0UL), /* reserved */ - (void*) (0UL), /* reserved */ - (void*) (0UL), /* reserved */ - (void*) (0UL), /* reserved */ - (void*) (0UL), /* reserved */ - (void*) (0UL), /* reserved */ - (void*) isr_usb_hp, /* */ - (void*) isr_usb_lp, /* */ - (void*) isr_usbwakeup_rmp, /* */ - (void*) (0UL), /* reserved */ - (void*) (0UL), /* reserved */ - (void*) (0UL), /* reserved */ - (void*) (0UL), /* reserved */ - (void*) isr_fpu, /* */ -}; diff --git a/cpu/stm32f3/vectors.c b/cpu/stm32f3/vectors.c new file mode 100644 index 000000000..3871ece8c --- /dev/null +++ b/cpu/stm32f3/vectors.c @@ -0,0 +1,204 @@ +/* + * Copyright (C) 2014-2015 Freie Universität Berlin + * + * This file is subject to the terms and conditions of the GNU Lesser General + * Public License v2.1. See the file LICENSE in the top level directory for more + * details. + */ + +/** + * @ingroup cpu_stm32f3 + * @{ + * + * @file + * @brief Interrupt vector definitions + * + * @author Hauke Petersen + * + * @} + */ + +#include +#include "vectors_cortexm.h" + +/* get the start of the ISR stack as defined in the linkerscript */ +extern uint32_t _estack; + +/* define a local dummy handler as it needs to be in the same compilation unit + * as the alias definition */ +void dummy_handler(void) { + dummy_handler_default(); +} + +/* Cortex-M common interrupt vectors */ +WEAK_DEFAULT void isr_svc(void); +WEAK_DEFAULT void isr_pendsv(void); +WEAK_DEFAULT void isr_systick(void); +/* STM32F3 specific interrupt vectors */ +WEAK_DEFAULT void isr_wwdg(void); +WEAK_DEFAULT void isr_pvd(void); +WEAK_DEFAULT void isr_tamp_stamp(void); +WEAK_DEFAULT void isr_rtc_wkup(void); +WEAK_DEFAULT void isr_flash(void); +WEAK_DEFAULT void isr_rcc(void); +WEAK_DEFAULT void isr_exti(void); +WEAK_DEFAULT void isr_dma1_channel1(void); +WEAK_DEFAULT void isr_dma1_channel2(void); +WEAK_DEFAULT void isr_dma1_channel3(void); +WEAK_DEFAULT void isr_dma1_channel4(void); +WEAK_DEFAULT void isr_dma1_channel5(void); +WEAK_DEFAULT void isr_dma1_channel6(void); +WEAK_DEFAULT void isr_dma1_channel7(void); +WEAK_DEFAULT void isr_adc1_2(void); +WEAK_DEFAULT void isr_usb_hp_can_tx(void); +WEAK_DEFAULT void isr_usb_lp_can_rx0(void); +WEAK_DEFAULT void isr_can_rx1(void); +WEAK_DEFAULT void isr_can_sce(void); +WEAK_DEFAULT void isr_tim1_brk_tim15(void); +WEAK_DEFAULT void isr_tim1_up_tim16(void); +WEAK_DEFAULT void isr_tim1_trg_com_tim17(void); +WEAK_DEFAULT void isr_tim1_cc(void); +WEAK_DEFAULT void isr_tim2(void); +WEAK_DEFAULT void isr_tim3(void); +WEAK_DEFAULT void isr_tim4(void); +WEAK_DEFAULT void isr_i2c1_ev(void); +WEAK_DEFAULT void isr_i2c1_er(void); +WEAK_DEFAULT void isr_i2c2_ev(void); +WEAK_DEFAULT void isr_i2c2_er(void); +WEAK_DEFAULT void isr_spi1(void); +WEAK_DEFAULT void isr_spi2(void); +WEAK_DEFAULT void isr_usart1(void); +WEAK_DEFAULT void isr_usart2(void); +WEAK_DEFAULT void isr_usart3(void); +WEAK_DEFAULT void isr_rtc_alarm(void); +WEAK_DEFAULT void isr_usbwakeup(void); +WEAK_DEFAULT void isr_tim8_brk(void); +WEAK_DEFAULT void isr_tim8_up(void); +WEAK_DEFAULT void isr_tim8_trg_com(void); +WEAK_DEFAULT void isr_tim8_cc(void); +WEAK_DEFAULT void isr_adc3(void); +WEAK_DEFAULT void isr_spi3(void); +WEAK_DEFAULT void isr_uart4(void); +WEAK_DEFAULT void isr_uart5(void); +WEAK_DEFAULT void isr_tim6_dac(void); +WEAK_DEFAULT void isr_tim7(void); +WEAK_DEFAULT void isr_dma2_channel1(void); +WEAK_DEFAULT void isr_dma2_channel2(void); +WEAK_DEFAULT void isr_dma2_channel3(void); +WEAK_DEFAULT void isr_dma2_channel4(void); +WEAK_DEFAULT void isr_dma2_channel5(void); +WEAK_DEFAULT void isr_adc4(void); +WEAK_DEFAULT void isr_comp1_2_3(void); +WEAK_DEFAULT void isr_comp4_5_6(void); +WEAK_DEFAULT void isr_comp7(void); +WEAK_DEFAULT void isr_usb_hp(void); +WEAK_DEFAULT void isr_usb_lp(void); +WEAK_DEFAULT void isr_usbwakeup_rmp(void); +WEAK_DEFAULT void isr_fpu(void); + +/* interrupt vector table */ +ISR_VECTORS const void *interrupt_vector[] = { + /* Exception stack pointer */ + (void*) (&_estack), /* pointer to the top of the stack */ + /* Cortex-M4 handlers */ + (void*) reset_handler_default, /* entry point of the program */ + (void*) nmi_default, /* non maskable interrupt handler */ + (void*) hard_fault_default, /* hard fault exception */ + (void*) mem_manage_default, /* memory manage exception */ + (void*) bus_fault_default, /* bus fault exception */ + (void*) usage_fault_default, /* usage fault exception */ + (void*) (0UL), /* Reserved */ + (void*) (0UL), /* Reserved */ + (void*) (0UL), /* Reserved */ + (void*) (0UL), /* Reserved */ + (void*) isr_svc, /* system call interrupt, in RIOT used for + * switching into thread context on boot */ + (void*) debug_mon_default, /* debug monitor exception */ + (void*) (0UL), /* Reserved */ + (void*) isr_pendsv, /* pendSV interrupt, in RIOT the actual + * context switching is happening here */ + (void*) isr_systick, /* SysTick interrupt, not used in RIOT */ + /* STMF3 specific peripheral handlers */ + (void*) isr_wwdg, /* */ + (void*) isr_pvd, /* */ + (void*) isr_tamp_stamp, /* */ + (void*) isr_rtc_wkup, /* */ + (void*) isr_flash, /* */ + (void*) isr_rcc, /* */ + (void*) isr_exti, /* */ + (void*) isr_exti, /* */ + (void*) isr_exti, /* */ + (void*) isr_exti, /* */ + (void*) isr_exti, /* */ + (void*) isr_dma1_channel1, /* */ + (void*) isr_dma1_channel2, /* */ + (void*) isr_dma1_channel3, /* */ + (void*) isr_dma1_channel4, /* */ + (void*) isr_dma1_channel5, /* */ + (void*) isr_dma1_channel6, /* */ + (void*) isr_dma1_channel7, /* */ + (void*) isr_adc1_2, /* */ + (void*) isr_usb_hp_can_tx, /* */ + (void*) isr_usb_lp_can_rx0, /* */ + (void*) isr_can_rx1, /* */ + (void*) isr_can_sce, /* */ + (void*) isr_exti, /* */ + (void*) isr_tim1_brk_tim15, /* */ + (void*) isr_tim1_up_tim16, /* */ + (void*) isr_tim1_trg_com_tim17, /* */ + (void*) isr_tim1_cc, /* */ + (void*) isr_tim2, /* */ + (void*) isr_tim3, /* */ + (void*) isr_tim4, /* */ + (void*) isr_i2c1_ev, /* */ + (void*) isr_i2c1_er, /* */ + (void*) isr_i2c2_ev, /* */ + (void*) isr_i2c2_er, /* */ + (void*) isr_spi1, /* */ + (void*) isr_spi2, /* */ + (void*) isr_usart1, /* */ + (void*) isr_usart2, /* */ + (void*) isr_usart3, /* */ + (void*) isr_exti, /* */ + (void*) isr_rtc_alarm, /* */ + (void*) isr_usbwakeup, /* */ + (void*) isr_tim8_brk, /* */ + (void*) isr_tim8_up, /* */ + (void*) isr_tim8_trg_com, /* */ + (void*) isr_tim8_cc, /* */ + (void*) isr_adc3, /* */ + (void*) (0UL), /* reserved */ + (void*) (0UL), /* reserved */ + (void*) (0UL), /* reserved */ + (void*) isr_spi3, /* */ + (void*) isr_uart4, /* */ + (void*) isr_uart5, /* */ + (void*) isr_tim6_dac, /* */ + (void*) isr_tim7, /* */ + (void*) isr_dma2_channel1, /* */ + (void*) isr_dma2_channel2, /* */ + (void*) isr_dma2_channel3, /* */ + (void*) isr_dma2_channel4, /* */ + (void*) isr_dma2_channel5, /* */ + (void*) isr_adc4, /* */ + (void*) (0UL), /* reserved */ + (void*) (0UL), /* reserved */ + (void*) isr_comp1_2_3, /* */ + (void*) isr_comp4_5_6, /* */ + (void*) isr_comp7, /* */ + (void*) (0UL), /* reserved */ + (void*) (0UL), /* reserved */ + (void*) (0UL), /* reserved */ + (void*) (0UL), /* reserved */ + (void*) (0UL), /* reserved */ + (void*) (0UL), /* reserved */ + (void*) (0UL), /* reserved */ + (void*) isr_usb_hp, /* */ + (void*) isr_usb_lp, /* */ + (void*) isr_usbwakeup_rmp, /* */ + (void*) (0UL), /* reserved */ + (void*) (0UL), /* reserved */ + (void*) (0UL), /* reserved */ + (void*) (0UL), /* reserved */ + (void*) isr_fpu, /* */ +};