circuitpython/ports/broadcom/mphalport.c

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#include <stdio.h>
#include <stdint.h>
#include "py/mpconfig.h"
#include "py/obj.h"
#include "shared-bindings/microcontroller/__init__.h"
#include "mphalport.h"
void mp_hal_delay_us(mp_uint_t delay) {
}
void mp_hal_disable_all_interrupts(void) {
common_hal_mcu_disable_interrupts();
}
void mp_hal_enable_all_interrupts(void) {
common_hal_mcu_enable_interrupts();
}
mp_uint_t cpu_get_regs_and_sp(mp_uint_t *regs) {
size_t sp = 0;
__asm__ ("mov %[out], sp" : [out] "=r" (sp));
__asm__ ("mov %[out], x19" : [out] "=r" (regs[0]));
__asm__ ("mov %[out], x20" : [out] "=r" (regs[1]));
__asm__ ("mov %[out], x21" : [out] "=r" (regs[2]));
__asm__ ("mov %[out], x22" : [out] "=r" (regs[3]));
__asm__ ("mov %[out], x23" : [out] "=r" (regs[4]));
__asm__ ("mov %[out], x24" : [out] "=r" (regs[5]));
__asm__ ("mov %[out], x25" : [out] "=r" (regs[6]));
__asm__ ("mov %[out], x26" : [out] "=r" (regs[7]));
__asm__ ("mov %[out], x27" : [out] "=r" (regs[8]));
__asm__ ("mov %[out], x28" : [out] "=r" (regs[9]));
return sp;
}