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pybricks/experimental: Add functions to reboot or intentionally crash the brick #346

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pybricks/experimental: Add functions to reboot or intentionally crash the brick #346

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24 changes: 24 additions & 0 deletions pybricks/experimental/pb_module_experimental.c
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Original file line number Diff line number Diff line change
Expand Up @@ -11,6 +11,7 @@
#include "py/runtime.h"
#include "py/mperrno.h"

#include <pbdrv/reset.h>
#include <pbio/util.h>

#include <pybricks/util_mp/pb_obj_helper.h>
Expand Down Expand Up @@ -58,9 +59,32 @@ static mp_obj_t experimental_hello_world(size_t n_args, const mp_obj_t *pos_args
// See also experimental_globals_table below. This function object is added there to make it importable.
static MP_DEFINE_CONST_FUN_OBJ_KW(experimental_hello_world_obj, 0, experimental_hello_world);

// pybricks.experimental.reset
static mp_obj_t experimental_reset(size_t n_args, const mp_obj_t *pos_args, mp_map_t *kw_args) {
PB_PARSE_ARGS_FUNCTION(n_args, pos_args, kw_args,
PB_ARG_REQUIRED(reset_type));

mp_int_t reset_type = pb_obj_get_int(reset_type_in);

pbdrv_reset(reset_type);

return mp_const_none;
}
static MP_DEFINE_CONST_FUN_OBJ_KW(experimental_reset_obj, 0, experimental_reset);

// pybricks.experimental.crash
static mp_obj_t experimental_crash(size_t n_args, const mp_obj_t *pos_args, mp_map_t *kw_args) {
__asm__ volatile (".word 0xffffffff");

return mp_const_none;
}
static MP_DEFINE_CONST_FUN_OBJ_KW(experimental_crash_obj, 0, experimental_crash);
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@dlech dlech Jul 17, 2025

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Would make more sense to use MP_DEFINE_CONST_FUN_OBJ_0 here.


static const mp_rom_map_elem_t experimental_globals_table[] = {
{ MP_ROM_QSTR(MP_QSTR___name__), MP_ROM_QSTR(MP_QSTR_experimental) },
{ MP_ROM_QSTR(MP_QSTR_hello_world), MP_ROM_PTR(&experimental_hello_world_obj) },
{ MP_ROM_QSTR(MP_QSTR_reset), MP_ROM_PTR(&experimental_reset_obj) },
{ MP_ROM_QSTR(MP_QSTR_crash), MP_ROM_PTR(&experimental_crash_obj) },
};
static MP_DEFINE_CONST_DICT(pb_module_experimental_globals, experimental_globals_table);

Expand Down