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stm32/modmachine: Allow boards to provide custom bootloader code.

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And expose the machine_bootloader() C function so it can be used elsewhere.
This commit is contained in:
iabdalkader 2022-04-27 10:58:09 +02:00 committed by Damien George
parent 921dd94676
commit 0adf0dd3d7
4 changed files with 10 additions and 2 deletions
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4
ports/stm32/boardctrl.h
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@ -37,6 +37,10 @@
#define MICROPY_BOARD_STARTUP powerctrl_check_enter_bootloader
#endif
#ifndef MICROPY_BOARD_ENTER_BOOTLOADER
#define MICROPY_BOARD_ENTER_BOOTLOADER(nargs, args)
#endif
#ifndef MICROPY_BOARD_EARLY_INIT
#define MICROPY_BOARD_EARLY_INIT()
#endif

2
ports/stm32/boards/ARDUINO_PORTENTA_H7/mpconfigboard.h
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@ -38,7 +38,7 @@ void PORTENTA_board_startup(void);
#define MICROPY_BOARD_EARLY_INIT PORTENTA_board_early_init
void PORTENTA_board_early_init(void);
#define MICROPY_BOARD_ENTER_BOOTLOADER PORTENTA_board_enter_bootloader
#define MICROPY_BOARD_ENTER_BOOTLOADER(nargs, args) PORTENTA_board_enter_bootloader()
void PORTENTA_board_enter_bootloader(void);
void PORTENTA_board_low_power(int mode);

5
ports/stm32/modmachine.c
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@ -46,6 +46,7 @@
#include "gccollect.h"
#include "irq.h"
#include "powerctrl.h"
#include "boardctrl.h"
#include "pybthread.h"
#include "rng.h"
#include "storage.h"
@ -270,7 +271,7 @@ STATIC mp_obj_t machine_soft_reset(void) {
MP_DEFINE_CONST_FUN_OBJ_0(machine_soft_reset_obj, machine_soft_reset);
// Activate the bootloader without BOOT* pins.
STATIC NORETURN mp_obj_t machine_bootloader(size_t n_args, const mp_obj_t *args) {
NORETURN mp_obj_t machine_bootloader(size_t n_args, const mp_obj_t *args) {
#if MICROPY_HW_ENABLE_USB
pyb_usb_dev_deinit();
#endif
@ -280,6 +281,8 @@ STATIC NORETURN mp_obj_t machine_bootloader(size_t n_args, const mp_obj_t *args)
__disable_irq();
MICROPY_BOARD_ENTER_BOOTLOADER(n_args, args);
#if MICROPY_HW_USES_BOOTLOADER
if (n_args == 0 || !mp_obj_is_true(args[0])) {
// By default, with no args given, we enter the custom bootloader (mboot)

1
ports/stm32/modmachine.h
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@ -36,6 +36,7 @@ extern const mp_obj_type_t machine_i2s_type;
void machine_init(void);
void machine_deinit(void);
void machine_i2s_init0();
NORETURN mp_obj_t machine_bootloader(size_t n_args, const mp_obj_t *args);
MP_DECLARE_CONST_FUN_OBJ_VAR_BETWEEN(machine_info_obj);
MP_DECLARE_CONST_FUN_OBJ_0(machine_unique_id_obj);