mirror of
https://github.com/micropython/micropython.git
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130 lines
3.8 KiB
C
130 lines
3.8 KiB
C
/*
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* This file is part of the MicroPython project, http://micropython.org/
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*
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* The MIT License (MIT)
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*
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* Copyright (c) 2024 OpenMV LLC.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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// This file is never compiled standalone, it's included directly from
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// extmod/modmachine.c via MICROPY_PY_MACHINE_INCLUDEFILE.
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#include "se_services.h"
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#include "tusb.h"
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extern void dcd_uninit(void);
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#define MICROPY_PY_MACHINE_EXTRA_GLOBALS \
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{ MP_ROM_QSTR(MP_QSTR_Pin), MP_ROM_PTR(&machine_pin_type) }, \
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{ MP_ROM_QSTR(MP_QSTR_Timer), MP_ROM_PTR(&machine_timer_type) }, \
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{ MP_ROM_QSTR(MP_QSTR_RTC), MP_ROM_PTR(&machine_rtc_type) }, \
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static void mp_machine_idle(void) {
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mp_event_wait_indefinite();
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}
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static mp_obj_t mp_machine_unique_id(void) {
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uint8_t id[8] = {0};
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se_services_get_unique_id(id);
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return mp_obj_new_bytes(id, sizeof(id));
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}
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NORETURN static void mp_machine_reset(void) {
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se_services_reset_soc();
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}
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NORETURN void mp_machine_bootloader(size_t n_args, const mp_obj_t *args) {
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__disable_irq();
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MICROPY_BOARD_ENTER_BOOTLOADER(n_args, args);
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while (1) {
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;
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}
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}
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static mp_int_t mp_machine_reset_cause(void) {
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// TODO
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return 0;
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}
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static mp_obj_t mp_machine_get_freq(void) {
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return MP_OBJ_NEW_SMALL_INT(SystemCoreClock);
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}
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static void mp_machine_set_freq(size_t n_args, const mp_obj_t *args) {
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mp_raise_NotImplementedError(NULL);
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}
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#if MICROPY_HW_ENABLE_USBDEV
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static void mp_machine_enable_usb(bool enable) {
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if (enable) {
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// Initialize TinyUSB and DCD.
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tusb_init();
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} else {
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// Disconnect USB device.
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tud_disconnect();
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// Deinitialize TinyUSB.
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tud_deinit(TUD_OPT_RHPORT);
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// Deinitialize DCD (disables IRQs).
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dcd_uninit();
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}
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}
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#endif
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static void mp_machine_lightsleep(size_t n_args, const mp_obj_t *args) {
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#if MICROPY_HW_ENABLE_USBDEV
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mp_machine_enable_usb(false);
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#endif
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#ifdef MICROPY_BOARD_ENTER_STANDBY
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MICROPY_BOARD_ENTER_STANDBY();
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#endif
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// This enters the deepest possible CPU sleep state, without
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// losing CPU state. CPU and subsystem power will remain on.
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pm_core_enter_deep_sleep();
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#ifdef MICROPY_BOARD_EXIT_STANDBY
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MICROPY_BOARD_EXIT_STANDBY();
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#endif
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#if MICROPY_HW_ENABLE_USBDEV
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mp_machine_enable_usb(true);
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#endif
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}
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NORETURN static void mp_machine_deepsleep(size_t n_args, const mp_obj_t *args) {
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#if MICROPY_HW_ENABLE_USBDEV
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mp_machine_enable_usb(false);
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#endif
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#ifdef MICROPY_BOARD_ENTER_STOP
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MICROPY_BOARD_ENTER_STOP();
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#endif
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// If power is removed from the subsystem, the function does
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// not return, and the CPU will reboot when/if the subsystem
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// is next powered up.
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pm_core_enter_deep_sleep_request_subsys_off();
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mp_machine_reset();
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}
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