/* * This file is part of the MicroPython project, http://micropython.org/ * * The MIT License (MIT) * * Copyright (c) 2013-2015 Damien P. George * Copyright (c) 2021,2022 Renesas Electronics Corporation * * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to deal * in the Software without restriction, including without limitation the rights * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell * copies of the Software, and to permit persons to whom the Software is * furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN * THE SOFTWARE. */ #include #include #include "modmachine.h" #include "py/gc.h" #include "py/runtime.h" #include "py/objstr.h" #include "py/mperrno.h" #include "py/mphal.h" #include "extmod/machine_mem.h" #include "extmod/machine_signal.h" #include "extmod/machine_pulse.h" #include "extmod/machine_i2c.h" #include "extmod/machine_spi.h" #include "shared/runtime/pyexec.h" #include "lib/oofatfs/ff.h" #include "extmod/vfs.h" #include "extmod/vfs_fat.h" #include "drivers/dht/dht.h" #include "gccollect.h" #include "irq.h" #include "powerctrl.h" #include "pybthread.h" #include "storage.h" #include "pin.h" #include "timer.h" #include "rtc.h" #include "spi.h" #include "uart.h" #define PYB_RESET_SOFT (0) #define PYB_RESET_POWER_ON (1) #define PYB_RESET_HARD (2) #define PYB_RESET_WDT (3) #define PYB_RESET_DEEPSLEEP (4) STATIC uint32_t reset_cause; void get_unique_id(uint8_t *id) { uint32_t *p = (uint32_t *)id; uint32_t *uniqueid = (uint32_t *)R_BSP_UniqueIdGet(); p[0] = uniqueid[0]; p[1] = uniqueid[1]; p[2] = uniqueid[2]; p[3] = uniqueid[3]; } void machine_init(void) { } void machine_deinit(void) { // we are doing a soft-reset so change the reset_cause reset_cause = PYB_RESET_SOFT; } // machine.info([dump_alloc_table]) // Print out lots of information about the board. STATIC mp_obj_t machine_info(size_t n_args, const mp_obj_t *args) { // get and print unique id; 128 bits { uint8_t id[16]; get_unique_id((uint8_t *)&id); printf("ID=%02x%02x%02x%02x:%02x%02x%02x%02x:%02x%02x%02x%02x:%02x%02x%02x%02x\n", id[0], id[1], id[2], id[3], id[4], id[5], id[6], id[7], id[8], id[9], id[10], id[11], id[12], id[13], id[14], id[15]); } // get and print clock speeds // SystemCoreClock is an external variable in FSP printf("S=%u\nP=%u\n", (unsigned int)SystemCoreClock, (unsigned int)MICROPY_HW_MCU_PCLK); // to print info about memory { printf("_etext=%p\n", &_etext); printf("_sidata=%p\n", &_sidata); printf("_sdata=%p\n", &_sdata); printf("_edata=%p\n", &_edata); printf("_sbss=%p\n", &_sbss); printf("_ebss=%p\n", &_ebss); printf("_sstack=%p\n", &_sstack); printf("_estack=%p\n", &_estack); printf("_ram_start=%p\n", &_ram_start); printf("_heap_start=%p\n", &_heap_start); printf("_heap_end=%p\n", &_heap_end); printf("_ram_end=%p\n", &_ram_end); } // qstr info { size_t n_pool, n_qstr, n_str_data_bytes, n_total_bytes; qstr_pool_info(&n_pool, &n_qstr, &n_str_data_bytes, &n_total_bytes); printf("qstr:\n n_pool=%u\n n_qstr=%u\n n_str_data_bytes=%u\n n_total_bytes=%u\n", n_pool, n_qstr, n_str_data_bytes, n_total_bytes); } // GC info { gc_info_t info; gc_info(&info); printf("GC:\n"); printf(" %u total\n", info.total); printf(" %u : %u\n", info.used, info.free); printf(" 1=%u 2=%u m=%u\n", info.num_1block, info.num_2block, info.max_block); } // free space on flash { #if MICROPY_VFS_FAT for (mp_vfs_mount_t *vfs = MP_STATE_VM(vfs_mount_table); vfs != NULL; vfs = vfs->next) { if (strncmp("/flash", vfs->str, vfs->len) == 0) { // assumes that it's a FatFs filesystem fs_user_mount_t *vfs_fat = MP_OBJ_TO_PTR(vfs->obj); DWORD nclst; f_getfree(&vfs_fat->fatfs, &nclst); printf("LFS free: %u bytes\n", (uint)(nclst * vfs_fat->fatfs.csize * 512)); break; } } #endif } #if MICROPY_PY_THREAD pyb_thread_dump(); #endif if (n_args == 1) { // arg given means dump gc allocation table gc_dump_alloc_table(); } return mp_const_none; } MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(machine_info_obj, 0, 1, machine_info); // Returns a string of 16 bytes (128 bits), which is the unique ID for the MCU. STATIC mp_obj_t machine_unique_id(void) { uint8_t id[16]; get_unique_id((uint8_t *)&id); return mp_obj_new_bytes(id, 16); } MP_DEFINE_CONST_FUN_OBJ_0(machine_unique_id_obj, machine_unique_id); // Resets the pyboard in a manner similar to pushing the external RESET button. STATIC mp_obj_t machine_reset(void) { powerctrl_mcu_reset(); return mp_const_none; } MP_DEFINE_CONST_FUN_OBJ_0(machine_reset_obj, machine_reset); STATIC mp_obj_t machine_soft_reset(void) { pyexec_system_exit = PYEXEC_FORCED_EXIT; mp_raise_type(&mp_type_SystemExit); } 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) { #if MICROPY_HW_ENABLE_STORAGE storage_flush(); #endif __disable_irq(); #if MICROPY_HW_USES_BOOTLOADER // ToDo: need to review how to implement #endif while (1) { ; } } MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(machine_bootloader_obj, 0, 1, machine_bootloader); // get or set the MCU frequencies STATIC mp_obj_t machine_freq(size_t n_args, const mp_obj_t *args) { if (n_args == 0) { // get return mp_obj_new_int(SystemCoreClock); } else { // set mp_raise_NotImplementedError(MP_ERROR_TEXT("machine.freq set not supported yet")); return mp_const_none; } } MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(machine_freq_obj, 0, 4, machine_freq); // idle() // This executies a wfi machine instruction which reduces power consumption // of the MCU until an interrupt occurs, at which point execution continues. STATIC mp_obj_t machine_idle(void) { __WFI(); return mp_const_none; } MP_DEFINE_CONST_FUN_OBJ_0(machine_idle_obj, machine_idle); STATIC mp_obj_t machine_lightsleep(size_t n_args, const mp_obj_t *args) { if (n_args != 0) { mp_obj_t args2[2] = {MP_OBJ_NULL, args[0]}; machine_rtc_wakeup(2, args2); } powerctrl_enter_stop_mode(); return mp_const_none; } MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(machine_lightsleep_obj, 0, 1, machine_lightsleep); STATIC mp_obj_t machine_deepsleep(size_t n_args, const mp_obj_t *args) { if (n_args != 0) { mp_obj_t args2[2] = {MP_OBJ_NULL, args[0]}; machine_rtc_wakeup(2, args2); } powerctrl_enter_standby_mode(); return mp_const_none; } MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(machine_deepsleep_obj, 0, 1, machine_deepsleep); STATIC mp_obj_t machine_reset_cause(void) { return MP_OBJ_NEW_SMALL_INT(reset_cause); } STATIC MP_DEFINE_CONST_FUN_OBJ_0(machine_reset_cause_obj, machine_reset_cause); STATIC const mp_rom_map_elem_t machine_module_globals_table[] = { { MP_ROM_QSTR(MP_QSTR___name__), MP_ROM_QSTR(MP_QSTR_umachine) }, { MP_ROM_QSTR(MP_QSTR_info), MP_ROM_PTR(&machine_info_obj) }, { MP_ROM_QSTR(MP_QSTR_unique_id), MP_ROM_PTR(&machine_unique_id_obj) }, { MP_ROM_QSTR(MP_QSTR_reset), MP_ROM_PTR(&machine_reset_obj) }, { MP_ROM_QSTR(MP_QSTR_soft_reset), MP_ROM_PTR(&machine_soft_reset_obj) }, { MP_ROM_QSTR(MP_QSTR_bootloader), MP_ROM_PTR(&machine_bootloader_obj) }, { MP_ROM_QSTR(MP_QSTR_freq), MP_ROM_PTR(&machine_freq_obj) }, { MP_ROM_QSTR(MP_QSTR_idle), MP_ROM_PTR(&machine_idle_obj) }, { MP_ROM_QSTR(MP_QSTR_sleep), MP_ROM_PTR(&machine_lightsleep_obj) }, { MP_ROM_QSTR(MP_QSTR_lightsleep), MP_ROM_PTR(&machine_lightsleep_obj) }, { MP_ROM_QSTR(MP_QSTR_deepsleep), MP_ROM_PTR(&machine_deepsleep_obj) }, { MP_ROM_QSTR(MP_QSTR_reset_cause), MP_ROM_PTR(&machine_reset_cause_obj) }, { MP_ROM_QSTR(MP_QSTR_disable_irq), MP_ROM_PTR(&machine_disable_irq_obj) }, { MP_ROM_QSTR(MP_QSTR_enable_irq), MP_ROM_PTR(&machine_enable_irq_obj) }, #if MICROPY_PY_MACHINE_PULSE { MP_ROM_QSTR(MP_QSTR_time_pulse_us), MP_ROM_PTR(&machine_time_pulse_us_obj) }, #endif { MP_ROM_QSTR(MP_QSTR_mem8), MP_ROM_PTR(&machine_mem8_obj) }, { MP_ROM_QSTR(MP_QSTR_mem16), MP_ROM_PTR(&machine_mem16_obj) }, { MP_ROM_QSTR(MP_QSTR_mem32), MP_ROM_PTR(&machine_mem32_obj) }, { MP_ROM_QSTR(MP_QSTR_Pin), MP_ROM_PTR(&machine_pin_type) }, { MP_ROM_QSTR(MP_QSTR_Signal), MP_ROM_PTR(&machine_signal_type) }, { MP_ROM_QSTR(MP_QSTR_RTC), MP_ROM_PTR(&machine_rtc_type) }, { MP_ROM_QSTR(MP_QSTR_ADC), MP_ROM_PTR(&machine_adc_type) }, #if MICROPY_PY_MACHINE_I2C #if MICROPY_HW_ENABLE_HW_I2C { MP_ROM_QSTR(MP_QSTR_I2C), MP_ROM_PTR(&machine_i2c_type) }, #endif { MP_ROM_QSTR(MP_QSTR_SoftI2C), MP_ROM_PTR(&mp_machine_soft_i2c_type) }, #endif #if MICROPY_PY_MACHINE_SPI { MP_ROM_QSTR(MP_QSTR_SPI), MP_ROM_PTR(&machine_hard_spi_type) }, { MP_ROM_QSTR(MP_QSTR_SoftSPI), MP_ROM_PTR(&mp_machine_soft_spi_type) }, #endif { MP_ROM_QSTR(MP_QSTR_UART), MP_ROM_PTR(&machine_uart_type) }, { MP_ROM_QSTR(MP_QSTR_Timer), MP_ROM_PTR(&machine_timer_type) }, { MP_ROM_QSTR(MP_QSTR_PWRON_RESET), MP_ROM_INT(PYB_RESET_POWER_ON) }, { MP_ROM_QSTR(MP_QSTR_HARD_RESET), MP_ROM_INT(PYB_RESET_HARD) }, { MP_ROM_QSTR(MP_QSTR_WDT_RESET), MP_ROM_INT(PYB_RESET_WDT) }, { MP_ROM_QSTR(MP_QSTR_DEEPSLEEP_RESET), MP_ROM_INT(PYB_RESET_DEEPSLEEP) }, { MP_ROM_QSTR(MP_QSTR_SOFT_RESET), MP_ROM_INT(PYB_RESET_SOFT) }, { MP_ROM_QSTR(MP_QSTR_dht_readinto), MP_ROM_PTR(&dht_readinto_obj) }, }; STATIC MP_DEFINE_CONST_DICT(machine_module_globals, machine_module_globals_table); const mp_obj_module_t mp_module_machine = { .base = { &mp_type_module }, .globals = (mp_obj_dict_t *)&machine_module_globals, };