161 lines
6.0 KiB
C
161 lines
6.0 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) 2015 Glenn Ruben Bakke
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* Copyright (c) 2019 Dan Halbert for Adafruit Industries
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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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#ifndef NRF5_MPCONFIGPORT_H__
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#define NRF5_MPCONFIGPORT_H__
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#include "ble_drv.h"
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#include "nrf_mbr.h" // for MBR_SIZE
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#include "nrf_sdm.h" // for SD_FLASH_SIZE
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#include "peripherals/nrf/nvm.h" // for FLASH_PAGE_SIZE
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#ifdef NRF52840
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#define MICROPY_PY_SYS_PLATFORM "nRF52840"
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#define FLASH_SIZE (0x100000) // 1MiB
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#endif
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#define MICROPY_PY_COLLECTIONS_ORDEREDDICT (1)
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#define MICROPY_PY_FUNCTION_ATTRS (1)
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#define MICROPY_PY_IO (1)
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#define MICROPY_PY_REVERSE_SPECIAL_METHODS (1)
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#define MICROPY_PY_SYS_STDIO_BUFFER (1)
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#define MICROPY_PY_UBINASCII (1)
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#define MICROPY_PY_UJSON (1)
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// 24kiB stack
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#define CIRCUITPY_DEFAULT_STACK_SIZE 0x6000
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////////////////////////////////////////////////////////////////////////////////////////////////////
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// This also includes mpconfigboard.h.
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#include "py/circuitpy_mpconfig.h"
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// Definitions that might be overriden by mpconfigboard.h
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#ifndef CIRCUITPY_INTERNAL_NVM_SIZE
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#define CIRCUITPY_INTERNAL_NVM_SIZE (8192)
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#endif
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#ifndef BOARD_HAS_32KHZ_XTAL
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// Assume crystal is present, which is the most common case.
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#define BOARD_HAS_32KHZ_XTAL (1)
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#endif
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#if INTERNAL_FLASH_FILESYSTEM
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#ifndef CIRCUITPY_INTERNAL_FLASH_FILESYSTEM_SIZE
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#define CIRCUITPY_INTERNAL_FLASH_FILESYSTEM_SIZE (256*1024)
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#endif
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#else
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#define CIRCUITPY_INTERNAL_FLASH_FILESYSTEM_SIZE (0)
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#endif
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// Flash layout, starting at 0x00000000
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//
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// - SoftDevice
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// - ISR
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// - firmware
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// - BLE config (bonding info, etc.) (optional)
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// - microcontroller.nvm (optional)
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// - internal CIRCUITPY flash filesystem (optional)
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// The flash filesystem is adjacent to the bootloader, so that its location will not change even if
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// other regions change in size.
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// - bootloader (note the MBR at 0x0 redirects to the bootloader here, in high flash)
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// - bootloader settings
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// Define these regions starting up from the bottom of flash:
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#define MBR_START_ADDR (0x0)
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// MBR_SIZE is from nrf_mbr.h
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#define SD_FLASH_START_ADDR (MBR_START_ADDR + MBR_SIZE)
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// SD_FLASH_SIZE is from nrf_sdm.h
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#define ISR_START_ADDR (SD_FLASH_START_ADDR + SD_FLASH_SIZE)
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#define ISR_SIZE (0x1000) // 4kiB
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#define CIRCUITPY_FIRMWARE_START_ADDR (ISR_START_ADDR + ISR_SIZE)
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// Define these regions starting down from the bootloader:
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// Bootloader values from https://github.com/adafruit/Adafruit_nRF52_Bootloader/blob/master/src/linker/s140_v6.ld
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#define BOOTLOADER_START_ADDR (0x000F4000)
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#define BOOTLOADER_SIZE (0xA000) // 40kiB
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#define BOOTLOADER_SETTINGS_START_ADDR (0x000FF000)
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#define BOOTLOADER_SETTINGS_SIZE (0x1000) // 4kiB
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#define CIRCUITPY_INTERNAL_FLASH_FILESYSTEM_START_ADDR (BOOTLOADER_START_ADDR - CIRCUITPY_INTERNAL_FLASH_FILESYSTEM_SIZE)
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#if CIRCUITPY_INTERNAL_FLASH_FILESYSTEM_SIZE > 0 && CIRCUITPY_INTERNAL_FLASH_FILESYSTEM_START_ADDR != (BOOTLOADER_START_ADDR - 256*1024)
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#warning Internal flash filesystem location has moved!
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#endif
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#define CIRCUITPY_INTERNAL_NVM_START_ADDR (CIRCUITPY_INTERNAL_FLASH_FILESYSTEM_START_ADDR - CIRCUITPY_INTERNAL_NVM_SIZE)
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// 32kiB for bonding, etc.
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#define CIRCUITPY_BLE_CONFIG_SIZE (32*1024)
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#define CIRCUITPY_BLE_CONFIG_START_ADDR (CIRCUITPY_INTERNAL_NVM_START_ADDR - CIRCUITPY_BLE_CONFIG_SIZE)
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// The firmware space is the space left over between the fixed lower and upper regions.
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#define CIRCUITPY_FIRMWARE_SIZE (CIRCUITPY_INTERNAL_FLASH_FILESYSTEM_START_ADDR - CIRCUITPY_FIRMWARE_START_ADDR)
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#if BOOTLOADER_START_ADDR % FLASH_PAGE_SIZE != 0
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#error BOOTLOADER_START_ADDR must be on a flash page boundary.
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#endif
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#if CIRCUITPY_INTERNAL_NVM_START_ADDR % FLASH_PAGE_SIZE != 0
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#error CIRCUITPY_INTERNAL_NVM_START_ADDR must be on a flash page boundary.
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#endif
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#if CIRCUITPY_INTERNAL_NVM_SIZE % FLASH_PAGE_SIZE != 0
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#error CIRCUITPY_INTERNAL_NVM_SIZE must be a multiple of FLASH_PAGE_SIZE.
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#endif
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#if CIRCUITPY_BLE_CONFIG_START_ADDR % FLASH_PAGE_SIZE != 0
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#error CIRCUITPY_BLE_CONFIG_SIZE must be on a flash page boundary.
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#endif
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#if CIRCUITPY_BLE_CONFIG_SIZE % FLASH_PAGE_SIZE != 0
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#error CIRCUITPY_BLE_CONFIG_SIZE must be a multiple of FLASH_PAGE_SIZE.
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#endif
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#if CIRCUITPY_INTERNAL_FLASH_FILESYSTEM_START_ADDR % FLASH_PAGE_SIZE != 0
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#error CIRCUITPY_INTERNAL_FLASH_FILESYSTEM_SIZE must be on a flash page boundary.
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#endif
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#if CIRCUITPY_INTERNAL_FLASH_FILESYSTEM_SIZE % FLASH_PAGE_SIZE != 0
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#error CIRCUITPY_INTERNAL_FLASH_FILESYSTEM_SIZE must be a multiple of FLASH_PAGE_SIZE.
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#endif
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#if CIRCUITPY_FIRMWARE_SIZE < 0
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#error No space left in flash for firmware after specifying other regions!
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#endif
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#define MICROPY_PORT_ROOT_POINTERS \
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CIRCUITPY_COMMON_ROOT_POINTERS \
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ble_drv_evt_handler_entry_t* ble_drv_evt_handler_entries; \
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#endif // NRF5_MPCONFIGPORT_H__
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