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stmhal: Activate bootloader with pyb.bootloader()

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Signed-off-by: Sven Wegener <sven.wegener@stealer.net>
This commit is contained in:
Sven Wegener 2014-05-18 11:56:21 +02:00
parent 5cdff5fa61
commit 7ae8e4b679
2 changed files with 17 additions and 0 deletions
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16
stmhal/modpyb.c
View file

@ -62,6 +62,21 @@
///
/// The `pyb` module contains specific functions related to the pyboard.
/// \function bootloader()
/// Activate the bootloader without BOOT* pins.
STATIC NORETURN mp_obj_t pyb_bootloader(uint n_args, const mp_obj_t *args) {
storage_flush();
HAL_RCC_DeInit();
HAL_DeInit();
__set_MSP(*((uint32_t*) 0x1fff0000));
((void (*)(void)) *((uint32_t*) 0x1fff0004))();
while (1);
}
STATIC MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(pyb_bootloader_obj, 0, 1, pyb_bootloader);
/// \function info([dump_alloc_table])
/// Print out lots of information about the board.
STATIC mp_obj_t pyb_info(uint n_args, const mp_obj_t *args) {
@ -302,6 +317,7 @@ MP_DECLARE_CONST_FUN_OBJ(pyb_usb_mode_obj); // defined in main.c
STATIC const mp_map_elem_t pyb_module_globals_table[] = {
{ MP_OBJ_NEW_QSTR(MP_QSTR___name__), MP_OBJ_NEW_QSTR(MP_QSTR_pyb) },
{ MP_OBJ_NEW_QSTR(MP_QSTR_bootloader), (mp_obj_t)&pyb_bootloader_obj },
{ MP_OBJ_NEW_QSTR(MP_QSTR_info), (mp_obj_t)&pyb_info_obj },
{ MP_OBJ_NEW_QSTR(MP_QSTR_unique_id), (mp_obj_t)&pyb_unique_id_obj },
{ MP_OBJ_NEW_QSTR(MP_QSTR_freq), (mp_obj_t)&pyb_freq_obj },

1
stmhal/qstrdefsport.h
View file

@ -29,6 +29,7 @@
Q(help)
Q(pyb)
Q(unique_id)
Q(bootloader)
Q(info)
Q(sd_test)
Q(present)