STATIC void mp_reset(void) {
mp_stack_set_top((void*)0x40000000);
mp_stack_set_limit(8192);
mp_hal_init();
gc_init(heap, heap + sizeof(heap));
mp_init();
mp_obj_list_init(mp_sys_path, 0);
mp_obj_list_append(mp_sys_path, MP_OBJ_NEW_QSTR(MP_QSTR_)); // current dir (or base dir of the script)
mp_obj_list_append(mp_sys_path, MP_OBJ_NEW_QSTR(MP_QSTR__slash_flash_slash_lib));
mp_obj_list_append(mp_sys_path, MP_OBJ_NEW_QSTR(MP_QSTR__slash_flash));
mp_obj_list_init(mp_sys_argv, 0);
MP_STATE_PORT(term_obj) = MP_OBJ_NULL;
MP_STATE_PORT(dupterm_arr_obj) = MP_OBJ_NULL;
#if MICROPY_EMIT_XTENSA || MICROPY_EMIT_INLINE_XTENSA
extern void esp_native_code_init(void);
esp_native_code_init();
#endif
pin_init0();
readline_init0();
dupterm_task_init();
#if MICROPY_MODULE_FROZEN
pyexec_frozen_module("_boot.py");
pyexec_file("boot.py");
if (pyexec_mode_kind == PYEXEC_MODE_FRIENDLY_REPL) {
pyexec_file("main.py");
}
#endif
}
STATIC void mp_reset(void) {
mp_stack_set_top((void*)0x40000000);
mp_stack_set_limit(8192);
mp_hal_init();
gc_init(heap, heap + sizeof(heap));
mp_init();
mp_obj_list_init(mp_sys_path, 0);
mp_obj_list_append(mp_sys_path, MP_OBJ_NEW_QSTR(MP_QSTR_)); // current dir (or base dir of the script)
mp_obj_list_append(mp_sys_path, MP_OBJ_NEW_QSTR(MP_QSTR__slash_lib));
mp_obj_list_append(mp_sys_path, MP_OBJ_NEW_QSTR(MP_QSTR__slash_));
mp_obj_list_init(mp_sys_argv, 0);
#if MICROPY_VFS_FAT
memset(MP_STATE_PORT(fs_user_mount), 0, sizeof(MP_STATE_PORT(fs_user_mount)));
#endif
MP_STATE_PORT(mp_kbd_exception) = mp_obj_new_exception(&mp_type_KeyboardInterrupt);
MP_STATE_PORT(term_obj) = MP_OBJ_NULL;
MP_STATE_PORT(dupterm_arr_obj) = MP_OBJ_NULL;
pin_init0();
readline_init0();
dupterm_task_init();
#if MICROPY_MODULE_FROZEN
pyexec_frozen_module("_boot.py");
pyexec_file("boot.py");
pyexec_file("main.py");
#endif
}
STATIC void mp_reset(void) {
mp_stack_set_limit(10240);
mp_hal_init();
gc_init(heap, heap + sizeof(heap));
mp_init();
mp_obj_list_init(mp_sys_path, 0);
mp_obj_list_init(mp_sys_argv, 0);
#if MICROPY_MODULE_FROZEN
pyexec_frozen_module("main");
#endif
}
void mp_run(void) {
int stack_dummy;
stack_top = (char*)&stack_dummy;
mp_stack_ctrl_init();
mp_stack_set_limit(1800); // stack is 2k
// allocate the heap statically in the bss
static uint32_t heap[9820 / 4];
gc_init(heap, (uint8_t*)heap + sizeof(heap));
/*
// allocate the heap using system malloc
extern void *malloc(int);
void *mheap = malloc(2000);
gc_init(mheap, (byte*)mheap + 2000);
*/
/*
// allocate the heap statically (will clash with BLE)
gc_init((void*)0x20000100, (void*)0x20002000);
*/
mp_init();
mp_hal_init();
readline_init0();
microbit_init();
if (APPENDED_SCRIPT->header[0] == 'M' && APPENDED_SCRIPT->header[1] == 'P') {
// run appended script
do_strn(APPENDED_SCRIPT->str, APPENDED_SCRIPT->len);
} else if (pyexec_mode_kind == PYEXEC_MODE_FRIENDLY_REPL) {
// from microbit import *
mp_import_all(mp_import_name(MP_QSTR_microbit, mp_const_empty_tuple, MP_OBJ_NEW_SMALL_INT(0)));
}
for (;;) {
if (pyexec_mode_kind == PYEXEC_MODE_RAW_REPL) {
if (pyexec_raw_repl() != 0) {
break;
}
} else {
if (pyexec_friendly_repl() != 0) {
break;
}
}
}
mp_hal_stdout_tx_str("soft reboot\r\n");
memset(&MP_STATE_PORT(async_data)[0], 0, sizeof(MP_STATE_PORT(async_data)));
MP_STATE_PORT(async_music_data) = NULL;
mp_deinit();
}
STATIC void mp_reset(void) {
mp_stack_set_top((void*)0x40000000);
mp_stack_set_limit(8192);
mp_hal_init();
gc_init(heap, heap + sizeof(heap));
mp_init();
mp_obj_list_init(mp_sys_path, 0);
mp_obj_list_init(mp_sys_argv, 0);
MP_STATE_PORT(mp_kbd_exception) = mp_obj_new_exception(&mp_type_KeyboardInterrupt);
#if MICROPY_MODULE_FROZEN
pyexec_frozen_module("boot");
#endif
}
STATIC void mp_reset(void) {
mp_stack_set_top((void*)0x40000000);
mp_stack_set_limit(8192);
mp_hal_init();
gc_init(heap, heap + sizeof(heap));
mp_init();
mp_obj_list_init(mp_sys_path, 0);
mp_obj_list_init(mp_sys_argv, 0);
#if MICROPY_VFS_FAT
memset(MP_STATE_PORT(fs_user_mount), 0, sizeof(MP_STATE_PORT(fs_user_mount)));
#endif
MP_STATE_PORT(mp_kbd_exception) = mp_obj_new_exception(&mp_type_KeyboardInterrupt);
MP_STATE_PORT(term_obj) = MP_OBJ_NULL;
pin_init0();
#if MICROPY_MODULE_FROZEN
pyexec_frozen_module("_boot");
pyexec_file("boot.py");
pyexec_file("main.py");
#endif
}
int main(int argc, char **argv) {
// init the CPU and the peripherals
cpu_init();
led_init();
switch_init();
uart_init();
soft_reset:
// flash green led for 150ms to indicate boot
led_state(1, 0);
led_state(2, 0);
led_state(3, 1);
mp_hal_delay_ms(150);
led_state(3, 0);
// init MicroPython runtime
int stack_dummy;
MP_STATE_THREAD(stack_top) = (char*)&stack_dummy;
gc_init(heap, heap + sizeof(heap));
mp_init();
mp_hal_init();
readline_init0();
// REPL loop
for (;;) {
if (pyexec_mode_kind == PYEXEC_MODE_RAW_REPL) {
if (pyexec_raw_repl() != 0) {
break;
}
} else {
if (pyexec_friendly_repl() != 0) {
break;
}
}
}
printf("PYB: soft reboot\n");
mp_deinit();
goto soft_reset;
}
STATIC void mp_reset(void) {
mp_stack_set_top((void*)0x40000000);
mp_stack_set_limit(8192);
mp_hal_init();
gc_init(heap, heap + sizeof(heap));
mp_init();
mp_obj_list_init(mp_sys_path, 0);
mp_obj_list_append(mp_sys_path, MP_OBJ_NEW_QSTR(MP_QSTR_)); // current dir (or base dir of the script)
mp_obj_list_append(mp_sys_path, MP_OBJ_NEW_QSTR(MP_QSTR__slash_lib));
mp_obj_list_append(mp_sys_path, MP_OBJ_NEW_QSTR(MP_QSTR__slash_));
mp_obj_list_init(mp_sys_argv, 0);
#if MICROPY_EMIT_XTENSA || MICROPY_EMIT_INLINE_XTENSA
extern void esp_native_code_init(void);
esp_native_code_init();
#endif
pin_init0();
readline_init0();
dupterm_task_init();
// Activate UART(0) on dupterm slot 1 for the REPL
{
mp_obj_t args[2];
args[0] = MP_OBJ_NEW_SMALL_INT(0);
args[1] = MP_OBJ_NEW_SMALL_INT(115200);
args[0] = pyb_uart_type.make_new(&pyb_uart_type, 2, 0, args);
args[1] = MP_OBJ_NEW_SMALL_INT(1);
extern mp_obj_t os_dupterm(size_t n_args, const mp_obj_t *args);
os_dupterm(2, args);
}
#if MICROPY_MODULE_FROZEN
pyexec_frozen_module("_boot.py");
pyexec_file_if_exists("boot.py");
if (pyexec_mode_kind == PYEXEC_MODE_FRIENDLY_REPL) {
pyexec_file_if_exists("main.py");
}
#endif
}