173 lines
5.6 KiB
C
173 lines
5.6 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) 2019-2023 Damien P. George
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* Copyright (c) 2020 Jim Mussared
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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 "led.h"
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#include "pin.h"
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#include "modmachine.h"
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#include "fsl_gpc.h"
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#ifdef MIMXRT117x_SERIES
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#include "fsl_soc_src.h"
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#else
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#include "fsl_src.h"
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#endif
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#include "fsl_wdog.h"
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#if FSL_FEATURE_BOOT_ROM_HAS_ROMAPI
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#include "fsl_romapi.h"
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#endif
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#include CPU_HEADER_H
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#if defined(MICROPY_HW_LED1_PIN)
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#define MICROPY_PY_MACHINE_LED_ENTRY { MP_ROM_QSTR(MP_QSTR_LED), MP_ROM_PTR(&machine_led_type) },
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#else
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#define MICROPY_PY_MACHINE_LED_ENTRY
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#endif
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#if MICROPY_PY_MACHINE_SDCARD
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#define MICROPY_PY_MACHINE_SDCARD_ENTRY { MP_ROM_QSTR(MP_QSTR_SDCard), MP_ROM_PTR(&machine_sdcard_type) },
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#else
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#define MICROPY_PY_MACHINE_SDCARD_ENTRY
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#endif
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#define MICROPY_PY_MACHINE_EXTRA_GLOBALS \
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MICROPY_PY_MACHINE_LED_ENTRY \
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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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MICROPY_PY_MACHINE_SDCARD_ENTRY \
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\
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/* Reset reasons */ \
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{ MP_ROM_QSTR(MP_QSTR_PWRON_RESET), MP_ROM_INT(MP_PWRON_RESET) }, \
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{ MP_ROM_QSTR(MP_QSTR_WDT_RESET), MP_ROM_INT(MP_WDT_RESET) }, \
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{ MP_ROM_QSTR(MP_QSTR_SOFT_RESET), MP_ROM_INT(MP_SOFT_RESET) }, \
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typedef enum {
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MP_PWRON_RESET = 1,
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MP_HARD_RESET,
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MP_WDT_RESET,
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MP_DEEPSLEEP_RESET,
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MP_SOFT_RESET
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} reset_reason_t;
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STATIC mp_obj_t mp_machine_unique_id(void) {
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unsigned char id[8];
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mp_hal_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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WDOG_TriggerSystemSoftwareReset(WDOG1);
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while (true) {
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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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#ifdef MIMXRT117x_SERIES
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uint32_t user_reset_flag = kSRC_M7CoreIppUserResetFlag;
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#else
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uint32_t user_reset_flag = kSRC_IppUserResetFlag;
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#endif
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if (SRC->SRSR & user_reset_flag) {
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return MP_DEEPSLEEP_RESET;
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}
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uint16_t reset_cause =
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WDOG_GetStatusFlags(WDOG1) & (kWDOG_PowerOnResetFlag | kWDOG_TimeoutResetFlag | kWDOG_SoftwareResetFlag);
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if (reset_cause == kWDOG_PowerOnResetFlag) {
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reset_cause = MP_PWRON_RESET;
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} else if (reset_cause == kWDOG_TimeoutResetFlag) {
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reset_cause = MP_WDT_RESET;
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} else {
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reset_cause = MP_SOFT_RESET;
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}
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return reset_cause;
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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(mp_hal_get_cpu_freq());
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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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STATIC void mp_machine_idle(void) {
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MICROPY_EVENT_POLL_HOOK;
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}
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STATIC void mp_machine_lightsleep(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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NORETURN STATIC void mp_machine_deepsleep(size_t n_args, const mp_obj_t *args) {
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if (n_args != 0) {
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mp_int_t seconds = mp_obj_get_int(args[0]) / 1000;
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if (seconds > 0) {
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machine_rtc_alarm_helper(seconds, false);
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#ifdef MIMXRT117x_SERIES
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GPC_CM_EnableIrqWakeup(GPC_CPU_MODE_CTRL_0, SNVS_HP_NON_TZ_IRQn, true);
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#else
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GPC_EnableIRQ(GPC, SNVS_HP_WRAPPER_IRQn);
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#endif
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}
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}
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#if defined(MIMXRT117x_SERIES)
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machine_pin_config(pin_WAKEUP_DIG, PIN_MODE_IT_RISING, PIN_PULL_DISABLED, PIN_DRIVE_OFF, 0, PIN_AF_MODE_ALT5);
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GPC_CM_EnableIrqWakeup(GPC_CPU_MODE_CTRL_0, GPIO13_Combined_0_31_IRQn, true);
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#elif defined(pin_WAKEUP)
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machine_pin_config(pin_WAKEUP, PIN_MODE_IT_RISING, PIN_PULL_DISABLED, PIN_DRIVE_OFF, 0, PIN_AF_MODE_ALT5);
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GPC_EnableIRQ(GPC, GPIO5_Combined_0_15_IRQn);
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#endif
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SNVS->LPCR |= SNVS_LPCR_TOP_MASK;
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while (true) {
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;
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}
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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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#if defined(MICROPY_BOARD_ENTER_BOOTLOADER)
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// If a board has a custom bootloader, call it first.
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MICROPY_BOARD_ENTER_BOOTLOADER(n_args, args);
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#elif FSL_ROM_HAS_RUNBOOTLOADER_API
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// If not, enter ROM bootloader in serial downloader / USB mode.
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uint32_t arg = 0xEB110000;
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ROM_RunBootloader(&arg);
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#else
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// No custom bootloader, or run bootloader API, then just reset.
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WDOG_TriggerSystemSoftwareReset(WDOG1);
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#endif
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while (1) {
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;
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}
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}
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