diff options
Diffstat (limited to 'ports/nrf/device/startup_nrf52832.c')
| -rw-r--r-- | ports/nrf/device/startup_nrf52832.c | 167 |
1 files changed, 167 insertions, 0 deletions
diff --git a/ports/nrf/device/startup_nrf52832.c b/ports/nrf/device/startup_nrf52832.c new file mode 100644 index 000000000..6eafcc220 --- /dev/null +++ b/ports/nrf/device/startup_nrf52832.c @@ -0,0 +1,167 @@ +/* + * This file is part of the MicroPython project, http://micropython.org/ + * + * The MIT License (MIT) + * + * Copyright (c) 2017 Glenn Ruben Bakke + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + * THE SOFTWARE. + */ + +#include <stdint.h> + +extern uint32_t _estack; +extern uint32_t _sidata; +extern uint32_t _sdata; +extern uint32_t _edata; +extern uint32_t _sbss; +extern uint32_t _ebss; + +typedef void (*func)(void); + +extern void _start(void) __attribute__((noreturn)); +extern void SystemInit(void); + +void Default_Handler(void) { + while (1); +} + +void Reset_Handler(void) { + uint32_t * p_src = &_sidata; + uint32_t * p_dest = &_sdata; + + while (p_dest < &_edata) { + *p_dest++ = *p_src++; + } + + uint32_t * p_bss = &_sbss; + uint32_t * p_bss_end = &_ebss; + while (p_bss < p_bss_end) { + *p_bss++ = 0ul; + } + + SystemInit(); + _start(); +} + +void NMI_Handler (void) __attribute__ ((weak, alias("Default_Handler"))); +void HardFault_Handler (void) __attribute__ ((weak, alias("Default_Handler"))); +void MemoryManagement_Handler (void) __attribute__ ((weak, alias("Default_Handler"))); +void BusFault_Handler (void) __attribute__ ((weak, alias("Default_Handler"))); +void UsageFault_Handler (void) __attribute__ ((weak, alias("Default_Handler"))); +void SVC_Handler (void) __attribute__ ((weak, alias("Default_Handler"))); +void DebugMon_Handler (void) __attribute__ ((weak, alias("Default_Handler"))); +void PendSV_Handler (void) __attribute__ ((weak, alias("Default_Handler"))); +void SysTick_Handler (void) __attribute__ ((weak, alias("Default_Handler"))); + +void POWER_CLOCK_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler"))); +void RADIO_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler"))); +void UARTE0_UART0_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler"))); +void SPIM0_SPIS0_TWIM0_TWIS0_SPI0_TWI0_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler"))); +void SPIM1_SPIS1_TWIM1_TWIS1_SPI1_TWI1_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler"))); +void NFCT_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler"))); +void GPIOTE_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler"))); +void SAADC_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler"))); +void TIMER0_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler"))); +void TIMER1_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler"))); +void TIMER2_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler"))); +void RTC0_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler"))); +void TEMP_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler"))); +void RNG_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler"))); +void ECB_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler"))); +void CCM_AAR_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler"))); +void WDT_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler"))); +void RTC1_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler"))); +void QDEC_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler"))); +void COMP_LPCOMP_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler"))); +void SWI0_EGU0_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler"))); +void SWI1_EGU1_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler"))); +void SWI2_EGU2_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler"))); +void SWI3_EGU3_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler"))); +void SWI4_EGU4_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler"))); +void SWI5_EGU5_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler"))); +void TIMER3_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler"))); +void TIMER4_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler"))); +void PWM0_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler"))); +void PDM_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler"))); +void MWU_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler"))); +void PWM1_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler"))); +void PWM2_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler"))); +void SPIM2_SPIS2_SPI2_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler"))); +void RTC2_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler"))); +void I2S_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler"))); + +const func __Vectors[] __attribute__ ((section(".isr_vector"),used)) = { + (func)&_estack, + Reset_Handler, + NMI_Handler, + HardFault_Handler, + MemoryManagement_Handler, + BusFault_Handler, + UsageFault_Handler, + 0, + 0, + 0, + 0, + SVC_Handler, + DebugMon_Handler, + 0, + PendSV_Handler, + SysTick_Handler, + + /* External Interrupts */ + POWER_CLOCK_IRQHandler, + RADIO_IRQHandler, + UARTE0_UART0_IRQHandler, + SPIM0_SPIS0_TWIM0_TWIS0_SPI0_TWI0_IRQHandler, + SPIM1_SPIS1_TWIM1_TWIS1_SPI1_TWI1_IRQHandler, + NFCT_IRQHandler, + GPIOTE_IRQHandler, + SAADC_IRQHandler, + TIMER0_IRQHandler, + TIMER1_IRQHandler, + TIMER2_IRQHandler, + RTC0_IRQHandler, + TEMP_IRQHandler, + RNG_IRQHandler, + ECB_IRQHandler, + CCM_AAR_IRQHandler, + WDT_IRQHandler, + RTC1_IRQHandler, + QDEC_IRQHandler, + COMP_LPCOMP_IRQHandler, + SWI0_EGU0_IRQHandler, + SWI1_EGU1_IRQHandler, + SWI2_EGU2_IRQHandler, + SWI3_EGU3_IRQHandler, + SWI4_EGU4_IRQHandler, + SWI5_EGU5_IRQHandler, + TIMER3_IRQHandler, + TIMER4_IRQHandler, + PWM0_IRQHandler, + PDM_IRQHandler, + 0, + 0, + MWU_IRQHandler, + PWM1_IRQHandler, + PWM2_IRQHandler, + SPIM2_SPIS2_SPI2_IRQHandler, + RTC2_IRQHandler, + I2S_IRQHandler +}; 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