You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 
 
 
circuitpython/ports/nrf/device/nrf52/startup_nrf52833.c

184 lines
7.7 KiB

/*
* 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);
#define _start main
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")));
void FPU_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler")));
void USBD_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler")));
void UARTE1_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler")));
void PWM3_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler")));
void SPIM3_IRQHandler (void) __attribute__ ((weak, alias("Default_Handler")));
const func __Vectors[] __attribute__ ((used, section(".isr_vector"))) = {
(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,
FPU_IRQHandler,
USBD_IRQHandler,
UARTE1_IRQHandler,
0,
0,
0,
0,
PWM3_IRQHandler,
0,
SPIM3_IRQHandler,
};