8c02b94946
This commit adds a few math functions to the source list in the Makefile, and implements the log2f function, so that ulab can be compiled on the nrf boards. It also addresses part of #5162.
215 lines
8.4 KiB
C
215 lines
8.4 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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#define MICROPY_PY_FUNCTION_ATTRS (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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// 24kiB stack
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#define CIRCUITPY_DEFAULT_STACK_SIZE (24 * 1024)
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#ifdef NRF52840
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#define MICROPY_PY_SYS_PLATFORM "nRF52840"
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#define FLASH_SIZE (1024 * 1024) // 1MiB
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#define RAM_SIZE (256 * 1024) // 256 KiB
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// Special RAM area for SPIM3 transmit buffer, to work around hardware bug.
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// See common.template.ld.
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#define SPIM3_BUFFER_RAM_SIZE (8 * 1024) // 8 KiB
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#endif
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#ifdef NRF52833
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#define MICROPY_PY_SYS_PLATFORM "nRF52833"
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#define FLASH_SIZE (512 * 1024) // 512 KiB
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#define RAM_SIZE (128 * 1024) // 128 KiB
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// SPIM3 buffer is not needed on nRF52833: the SPIM3 hw bug is not present.
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#ifndef SPIM3_BUFFER_RAM_SIZE
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#define SPIM3_BUFFER_RAM_SIZE (0)
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#endif
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#endif
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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 (8 * 1024)
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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 (4 * 1024) // 4kiB
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// Smallest unit of flash that can be erased.
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#define FLASH_ERASE_SIZE FLASH_PAGE_SIZE
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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 (FLASH_SIZE - BOOTLOADER_SIZE - BOOTLOADER_SETTINGS_SIZE - BOOTLOADER_MBR_SIZE)
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#define BOOTLOADER_MBR_SIZE (4 * 1024) // 4kib
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#ifndef BOOTLOADER_SIZE
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#define BOOTLOADER_SIZE (40 * 1024) // 40kiB
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#endif
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#define BOOTLOADER_SETTINGS_START_ADDR (FLASH_SIZE - BOOTLOADER_SETTINGS_SIZE)
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#define BOOTLOADER_SETTINGS_SIZE (4 * 1024) // 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 - CIRCUITPY_INTERNAL_FLASH_FILESYSTEM_SIZE)
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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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#ifndef CIRCUITPY_BLE_CONFIG_SIZE
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#define CIRCUITPY_BLE_CONFIG_SIZE (32 * 1024)
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#endif
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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_BLE_CONFIG_START_ADDR - CIRCUITPY_FIRMWARE_START_ADDR)
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#if BOOTLOADER_START_ADDR % FLASH_ERASE_SIZE != 0
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#error BOOTLOADER_START_ADDR must be on a flash erase boundary.
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#endif
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#if CIRCUITPY_INTERNAL_NVM_START_ADDR % FLASH_ERASE_SIZE != 0
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#error CIRCUITPY_INTERNAL_NVM_START_ADDR must be on a flash erase boundary.
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#endif
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#if CIRCUITPY_INTERNAL_NVM_SIZE % FLASH_ERASE_SIZE != 0
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#error CIRCUITPY_INTERNAL_NVM_SIZE must be a multiple of FLASH_ERASE_SIZE.
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#endif
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#if CIRCUITPY_BLE_CONFIG_START_ADDR % FLASH_ERASE_SIZE != 0
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#error CIRCUITPY_BLE_CONFIG_SIZE must be on a flash erase boundary.
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#endif
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#if CIRCUITPY_BLE_CONFIG_SIZE % FLASH_ERASE_SIZE != 0
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#error CIRCUITPY_BLE_CONFIG_SIZE must be a multiple of FLASH_ERASE_SIZE.
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#endif
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#if CIRCUITPY_INTERNAL_FLASH_FILESYSTEM_START_ADDR % FLASH_ERASE_SIZE != 0
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#error CIRCUITPY_INTERNAL_FLASH_FILESYSTEM_SIZE must be on a flash erase boundary.
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#endif
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#if CIRCUITPY_INTERNAL_FLASH_FILESYSTEM_SIZE % FLASH_ERASE_SIZE != 0
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#error CIRCUITPY_INTERNAL_FLASH_FILESYSTEM_SIZE must be a multiple of FLASH_ERASE_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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////////////////////////////////////////////////////////////////////////////////////////////////////
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// RAM space definitions
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// Max RAM used by SoftDevice. Can be changed when SoftDevice parameters are changed.
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// On nRF52840, the first 64kB of RAM is composed of 8 8kB RAM blocks. Above those is
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// RAM block 8, which is 192kB.
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// If SPIM3_BUFFER_RAM_SIZE is 8kB, as opposed to zero, it must be in the first 64kB of RAM.
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// So the amount of RAM reserved for the SoftDevice must be no more than 56kB.
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// SoftDevice 6.1.0 with 5 connections and various increases can be made to use < 56kB.
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// To measure the minimum required amount of memory for given configuration, set this number
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// high enough to work and then check the mutation of the value done by sd_ble_enable().
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// See common.template.ld.
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#ifndef SOFTDEVICE_RAM_SIZE
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#define SOFTDEVICE_RAM_SIZE (56 * 1024)
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#endif
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#define RAM_START_ADDR (0x20000000)
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#define SOFTDEVICE_RAM_START_ADDR (RAM_START_ADDR)
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#define SPIM3_BUFFER_RAM_START_ADDR (SOFTDEVICE_RAM_START_ADDR + SOFTDEVICE_RAM_SIZE)
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#define APP_RAM_START_ADDR (SPIM3_BUFFER_RAM_START_ADDR + SPIM3_BUFFER_RAM_SIZE)
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#define APP_RAM_SIZE (RAM_START_ADDR + RAM_SIZE - APP_RAM_START_ADDR)
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#if SPIM3_BUFFER_RAM_SIZE > 0 && SOFTDEVICE_RAM_SIZE + SPIM3_BUFFER_RAM_SIZE > (64 * 1024)
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#error SPIM3 buffer must be in the first 64kB of RAM.
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#endif
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#if SOFTDEVICE_RAM_SIZE + SPIM3_BUFFER_RAM_SIZE + APP_RAM_SIZE > RAM_SIZE
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#error RAM size regions overflow RAM
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#endif
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#if SOFTDEVICE_RAM_SIZE + SPIM3_BUFFER_RAM_SIZE + APP_RAM_SIZE < RAM_SIZE
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#error RAM size regions do not use all of RAM
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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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uint16_t *pixels_pattern_heap; \
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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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