f7a07b3605
The new fdcan.c file provides the low-level C interface to the FDCAN peripheral, and pyb_can.c is updated to support both traditional CAN and FDCAN, depending on the MCU being compiled for.
328 lines
10 KiB
C
328 lines
10 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) 2018 Damien P. George
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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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// Common settings and defaults for board configuration.
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// The defaults here should be overridden in mpconfigboard.h.
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#include STM32_HAL_H
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/*****************************************************************************/
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// Feature settings with defaults
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// Whether to include the stm module, with peripheral register constants
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#ifndef MICROPY_PY_STM
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#define MICROPY_PY_STM (1)
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#endif
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// Whether to include legacy functions and classes in the pyb module
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#ifndef MICROPY_PY_PYB_LEGACY
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#define MICROPY_PY_PYB_LEGACY (1)
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#endif
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// Whether to enable storage on the internal flash of the MCU
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#ifndef MICROPY_HW_ENABLE_INTERNAL_FLASH_STORAGE
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#define MICROPY_HW_ENABLE_INTERNAL_FLASH_STORAGE (1)
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#endif
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// Whether to enable the RTC, exposed as pyb.RTC
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#ifndef MICROPY_HW_ENABLE_RTC
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#define MICROPY_HW_ENABLE_RTC (0)
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#endif
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// Whether to enable the hardware RNG peripheral, exposed as pyb.rng()
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#ifndef MICROPY_HW_ENABLE_RNG
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#define MICROPY_HW_ENABLE_RNG (0)
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#endif
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// Whether to enable the ADC peripheral, exposed as pyb.ADC and pyb.ADCAll
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#ifndef MICROPY_HW_ENABLE_ADC
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#define MICROPY_HW_ENABLE_ADC (1)
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#endif
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// Whether to enable the DAC peripheral, exposed as pyb.DAC
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#ifndef MICROPY_HW_ENABLE_DAC
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#define MICROPY_HW_ENABLE_DAC (0)
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#endif
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// Whether to enable the DCMI peripheral
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#ifndef MICROPY_HW_ENABLE_DCMI
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#define MICROPY_HW_ENABLE_DCMI (0)
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#endif
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// Whether to enable USB support
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#ifndef MICROPY_HW_ENABLE_USB
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#define MICROPY_HW_ENABLE_USB (0)
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#endif
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// Whether to enable the PA0-PA3 servo driver, exposed as pyb.Servo
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#ifndef MICROPY_HW_ENABLE_SERVO
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#define MICROPY_HW_ENABLE_SERVO (0)
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#endif
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// Whether to enable a USR switch, exposed as pyb.Switch
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#ifndef MICROPY_HW_HAS_SWITCH
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#define MICROPY_HW_HAS_SWITCH (0)
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#endif
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// Whether to expose internal flash storage as pyb.Flash
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#ifndef MICROPY_HW_HAS_FLASH
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#define MICROPY_HW_HAS_FLASH (0)
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#endif
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// Whether to enable the SD card interface, exposed as pyb.SDCard
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#ifndef MICROPY_HW_ENABLE_SDCARD
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#define MICROPY_HW_ENABLE_SDCARD (0)
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#endif
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// Whether to enable the MMC interface, exposed as pyb.MMCard
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#ifndef MICROPY_HW_ENABLE_MMCARD
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#define MICROPY_HW_ENABLE_MMCARD (0)
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#endif
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// SD/MMC interface bus width (defaults to 4 bits)
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#ifndef MICROPY_HW_SDMMC_BUS_WIDTH
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#define MICROPY_HW_SDMMC_BUS_WIDTH (4)
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#endif
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// Whether to automatically mount (and boot from) the SD card if it's present
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#ifndef MICROPY_HW_SDCARD_MOUNT_AT_BOOT
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#define MICROPY_HW_SDCARD_MOUNT_AT_BOOT (MICROPY_HW_ENABLE_SDCARD)
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#endif
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// Whether to enable the MMA7660 driver, exposed as pyb.Accel
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#ifndef MICROPY_HW_HAS_MMA7660
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#define MICROPY_HW_HAS_MMA7660 (0)
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#endif
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// Whether to enable the LCD32MK driver, exposed as pyb.LCD
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#ifndef MICROPY_HW_HAS_LCD
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#define MICROPY_HW_HAS_LCD (0)
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#endif
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// The volume label used when creating the flash filesystem
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#ifndef MICROPY_HW_FLASH_FS_LABEL
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#define MICROPY_HW_FLASH_FS_LABEL "pybflash"
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#endif
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/*****************************************************************************/
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// General configuration
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// Heap start / end definitions
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#ifndef MICROPY_HEAP_START
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#define MICROPY_HEAP_START &_heap_start
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#endif
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#ifndef MICROPY_HEAP_END
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#define MICROPY_HEAP_END &_heap_end
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#endif
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// Configuration for STM32F0 series
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#if defined(STM32F0)
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#define MP_HAL_UNIQUE_ID_ADDRESS (0x1ffff7ac)
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#define PYB_EXTI_NUM_VECTORS (23)
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#define MICROPY_HW_MAX_I2C (2)
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#define MICROPY_HW_MAX_TIMER (17)
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#define MICROPY_HW_MAX_UART (8)
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// Configuration for STM32F4 series
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#elif defined(STM32F4)
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#define MP_HAL_UNIQUE_ID_ADDRESS (0x1fff7a10)
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#define PYB_EXTI_NUM_VECTORS (23)
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#define MICROPY_HW_MAX_I2C (3)
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#define MICROPY_HW_MAX_TIMER (14)
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#if defined(UART10)
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#define MICROPY_HW_MAX_UART (10)
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#elif defined(UART9)
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#define MICROPY_HW_MAX_UART (9)
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#elif defined(UART8)
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#define MICROPY_HW_MAX_UART (8)
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#elif defined(UART7)
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#define MICROPY_HW_MAX_UART (7)
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#else
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#define MICROPY_HW_MAX_UART (6)
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#endif
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// Configuration for STM32F7 series
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#elif defined(STM32F7)
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#if defined(STM32F722xx) || defined(STM32F723xx) || defined(STM32F732xx) || defined(STM32F733xx)
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#define MP_HAL_UNIQUE_ID_ADDRESS (0x1ff07a10)
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#else
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#define MP_HAL_UNIQUE_ID_ADDRESS (0x1ff0f420)
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#endif
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#define PYB_EXTI_NUM_VECTORS (24)
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#define MICROPY_HW_MAX_I2C (4)
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#define MICROPY_HW_MAX_TIMER (17)
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#define MICROPY_HW_MAX_UART (8)
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// Configuration for STM32H7 series
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#elif defined(STM32H7)
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#define MP_HAL_UNIQUE_ID_ADDRESS (0x1ff1e800)
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#define PYB_EXTI_NUM_VECTORS (24)
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#define MICROPY_HW_MAX_I2C (4)
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#define MICROPY_HW_MAX_TIMER (17)
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#define MICROPY_HW_MAX_UART (8)
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// Configuration for STM32L0 series
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#elif defined(STM32L0)
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#define MP_HAL_UNIQUE_ID_ADDRESS (0x1FF80050)
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#define PYB_EXTI_NUM_VECTORS (30) // TODO (22 configurable, 7 direct)
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#define MICROPY_HW_MAX_I2C (3)
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#define MICROPY_HW_MAX_TIMER (22)
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#define MICROPY_HW_MAX_UART (4)
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// Configuration for STM32L4 series
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#elif defined(STM32L4)
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#define MP_HAL_UNIQUE_ID_ADDRESS (0x1fff7590)
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#define PYB_EXTI_NUM_VECTORS (23)
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#define MICROPY_HW_MAX_I2C (4)
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#define MICROPY_HW_MAX_TIMER (17)
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#define MICROPY_HW_MAX_UART (6)
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// Configuration for STM32WB series
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#elif defined(STM32WB)
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#define MP_HAL_UNIQUE_ID_ADDRESS (UID_BASE)
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#define PYB_EXTI_NUM_VECTORS (20)
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#define MICROPY_HW_MAX_I2C (3)
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#define MICROPY_HW_MAX_TIMER (17)
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#define MICROPY_HW_MAX_UART (1)
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#else
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#error Unsupported MCU series
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#endif
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#if MICROPY_HW_CLK_USE_HSI
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// Use HSI as clock source
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#define MICROPY_HW_CLK_VALUE (HSI_VALUE)
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#define MICROPY_HW_RCC_OSCILLATOR_TYPE (RCC_OSCILLATORTYPE_HSI)
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#define MICROPY_HW_RCC_PLL_SRC (RCC_PLLSOURCE_HSI)
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#define MICROPY_HW_RCC_CR_HSxON (RCC_CR_HSION)
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#define MICROPY_HW_RCC_HSI_STATE (RCC_HSI_ON)
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#define MICROPY_HW_RCC_FLAG_HSxRDY (RCC_FLAG_HSIRDY)
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#define MICROPY_HW_RCC_HSE_STATE (RCC_HSE_OFF)
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#else
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// Use HSE as a clock source (bypass or oscillator)
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#define MICROPY_HW_CLK_VALUE (HSE_VALUE)
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#define MICROPY_HW_RCC_OSCILLATOR_TYPE (RCC_OSCILLATORTYPE_HSE)
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#define MICROPY_HW_RCC_PLL_SRC (RCC_PLLSOURCE_HSE)
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#define MICROPY_HW_RCC_CR_HSxON (RCC_CR_HSEON)
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#define MICROPY_HW_RCC_HSI_STATE (RCC_HSI_OFF)
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#define MICROPY_HW_RCC_FLAG_HSxRDY (RCC_FLAG_HSERDY)
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#if MICROPY_HW_CLK_USE_BYPASS
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#define MICROPY_HW_RCC_HSE_STATE (RCC_HSE_BYPASS)
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#else
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#define MICROPY_HW_RCC_HSE_STATE (RCC_HSE_ON)
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#endif
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#endif
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// If disabled then try normal (non-bypass) LSE first, with fallback to LSI.
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// If enabled first try LSE in bypass mode. If that fails to start, try non-bypass mode, with fallback to LSI.
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#ifndef MICROPY_HW_RTC_USE_BYPASS
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#define MICROPY_HW_RTC_USE_BYPASS (0)
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#endif
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#if MICROPY_HW_ENABLE_INTERNAL_FLASH_STORAGE
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// Provide block device macros if internal flash storage is enabled
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#define MICROPY_HW_BDEV_IOCTL flash_bdev_ioctl
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#define MICROPY_HW_BDEV_READBLOCK flash_bdev_readblock
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#define MICROPY_HW_BDEV_WRITEBLOCK flash_bdev_writeblock
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#endif
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// Enable the storage sub-system if a block device is defined
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#if defined(MICROPY_HW_BDEV_IOCTL)
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#define MICROPY_HW_ENABLE_STORAGE (1)
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#else
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#define MICROPY_HW_ENABLE_STORAGE (0)
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#endif
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// Enable hardware I2C if there are any peripherals defined
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#if defined(MICROPY_HW_I2C1_SCL) || defined(MICROPY_HW_I2C2_SCL) \
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|| defined(MICROPY_HW_I2C3_SCL) || defined(MICROPY_HW_I2C4_SCL)
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#define MICROPY_HW_ENABLE_HW_I2C (1)
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#else
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#define MICROPY_HW_ENABLE_HW_I2C (0)
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#endif
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// Enable CAN if there are any peripherals defined
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#if defined(MICROPY_HW_CAN1_TX) || defined(MICROPY_HW_CAN2_TX) || defined(MICROPY_HW_CAN3_TX)
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#define MICROPY_HW_ENABLE_CAN (1)
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#if defined(STM32H7)
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#define MICROPY_HW_ENABLE_FDCAN (1) // define for MCUs with FDCAN
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#endif
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#else
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#define MICROPY_HW_ENABLE_CAN (0)
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#define MICROPY_HW_MAX_CAN (0)
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#endif
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#if defined(MICROPY_HW_CAN3_TX)
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#define MICROPY_HW_MAX_CAN (3)
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#elif defined(MICROPY_HW_CAN2_TX)
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#define MICROPY_HW_MAX_CAN (2)
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#elif defined(MICROPY_HW_CAN1_TX)
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#define MICROPY_HW_MAX_CAN (1)
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#endif
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// Whether the USB peripheral is device-only, or multiple OTG
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#if defined(STM32L0) || defined(STM32L432xx) || defined(STM32WB)
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#define MICROPY_HW_USB_IS_MULTI_OTG (0)
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#else
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#define MICROPY_HW_USB_IS_MULTI_OTG (1)
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#endif
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// Configure maximum number of CDC VCP interfaces, and whether MSC/HID are supported
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#ifndef MICROPY_HW_USB_CDC_NUM
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#define MICROPY_HW_USB_CDC_NUM (1)
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#endif
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#ifndef MICROPY_HW_USB_MSC
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#define MICROPY_HW_USB_MSC (MICROPY_HW_ENABLE_USB)
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#endif
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#ifndef MICROPY_HW_USB_HID
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#define MICROPY_HW_USB_HID (MICROPY_HW_ENABLE_USB)
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#endif
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// Pin definition header file
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#define MICROPY_PIN_DEFS_PORT_H "pin_defs_stm32.h"
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// D-cache clean/invalidate helpers
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#if __DCACHE_PRESENT == 1
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#define MP_HAL_CLEANINVALIDATE_DCACHE(addr, size) \
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(SCB_CleanInvalidateDCache_by_Addr((uint32_t*)((uint32_t)addr & ~0x1f), \
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((uint32_t)((uint8_t*)addr + size + 0x1f) & ~0x1f) - ((uint32_t)addr & ~0x1f)))
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#define MP_HAL_CLEAN_DCACHE(addr, size) \
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(SCB_CleanDCache_by_Addr((uint32_t*)((uint32_t)addr & ~0x1f), \
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((uint32_t)((uint8_t*)addr + size + 0x1f) & ~0x1f) - ((uint32_t)addr & ~0x1f)))
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#else
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#define MP_HAL_CLEANINVALIDATE_DCACHE(addr, size)
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#define MP_HAL_CLEAN_DCACHE(addr, size)
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#endif
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#define MICROPY_HW_USES_BOOTLOADER (MICROPY_HW_VTOR != 0x08000000)
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