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- ############################################################################
- # tools/esp32/Config.mk
- #
- # Licensed to the Apache Software Foundation (ASF) under one or more
- # contributor license agreements. See the NOTICE file distributed with
- # this work for additional information regarding copyright ownership. The
- # ASF licenses this file to you under the Apache License, Version 2.0 (the
- # "License"); you may not use this file except in compliance with the
- # License. You may obtain a copy of the License at
- #
- # http://www.apache.org/licenses/LICENSE-2.0
- #
- # Unless required by applicable law or agreed to in writing, software
- # distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
- # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
- # License for the specific language governing permissions and limitations
- # under the License.
- #
- ############################################################################
- # These are the macros that will be used in the NuttX make system to compile
- # and assemble source files and to insert the resulting object files into an
- # archive. These replace the default definitions at tools/Config.mk
- ifeq ($(CONFIG_ESP32_FLASH_2M),y)
- FLASH_SIZE := 2MB
- else ifeq ($(CONFIG_ESP32_FLASH_4M),y)
- FLASH_SIZE := 4MB
- else ifeq ($(CONFIG_ESP32_FLASH_8M),y)
- FLASH_SIZE := 8MB
- else ifeq ($(CONFIG_ESP32_FLASH_16M),y)
- FLASH_SIZE := 16MB
- endif
- ifeq ($(CONFIG_ESP32_FLASH_MODE_DIO),y)
- FLASH_MODE := dio
- else ifeq ($(CONFIG_ESP32_FLASH_MODE_DOUT),y)
- FLASH_MODE := dout
- else ifeq ($(CONFIG_ESP32_FLASH_MODE_QIO),y)
- FLASH_MODE := qio
- else ifeq ($(CONFIG_ESP32_FLASH_MODE_QOUT),y)
- FLASH_MODE := qout
- endif
- ifeq ($(CONFIG_ESP32_FLASH_FREQ_80M),y)
- FLASH_FREQ := 80m
- else ifeq ($(CONFIG_ESP32_FLASH_FREQ_40M),y)
- FLASH_FREQ := 40m
- else ifeq ($(CONFIG_ESP32_FLASH_FREQ_26M),y)
- FLASH_FREQ := 26m
- else ifeq ($(CONFIG_ESP32_FLASH_FREQ_20M),y)
- FLASH_FREQ := 20m
- endif
- ESPTOOL_ELF2IMG_OPTS := -fs $(FLASH_SIZE) -fm $(FLASH_MODE) -ff $(FLASH_FREQ)
- ifeq ($(CONFIG_ESP32_FLASH_DETECT),y)
- ESPTOOL_WRITEFLASH_OPTS := -fs detect -fm dio -ff $(FLASH_FREQ)
- else
- ESPTOOL_WRITEFLASH_OPTS := -fs $(FLASH_SIZE) -fm dio -ff $(FLASH_FREQ)
- endif
- ifdef ESPTOOL_BINDIR
- BL_OFFSET=0x1000
- PT_OFFSET=0x8000
- BOOTLOADER=$(ESPTOOL_BINDIR)/bootloader-esp32.bin
- PARTITION_TABLE=$(ESPTOOL_BINDIR)/partition-table-esp32.bin
- FLASH_BL=$(BL_OFFSET) $(BOOTLOADER)
- FLASH_PT=$(PT_OFFSET) $(PARTITION_TABLE)
- endif
- ifeq ($(CONFIG_ESP32_QEMU_IMAGE),y)
- MK_QEMU_IMG=$(TOPDIR)/tools/esp32/mk_qemu_img.sh -b $(BOOTLOADER) -p $(PARTITION_TABLE)
- else
- MK_QEMU_IMG=
- endif
- # POSTBUILD -- Perform post build operations
- define POSTBUILD
- $(Q) echo "MKIMAGE: ESP32 binary"
- $(Q) if ! esptool.py version 1>/dev/null 2>&1; then \
- echo ""; \
- echo "esptool.py not found. Please run: \"pip install esptool\""; \
- echo ""; \
- echo "Run make again to create the nuttx.bin image."; \
- exit 1; \
- fi
- $(Q) if [ -z $(FLASH_SIZE) ]; then \
- echo "Missing Flash memory size configuration for the ESP32 chip."; \
- exit 1; \
- fi
- esptool.py -c esp32 elf2image $(ESPTOOL_ELF2IMG_OPTS) -o nuttx.bin nuttx
- $(Q) echo "Generated: nuttx.bin (ESP32 compatible)"
- $(Q) $(MK_QEMU_IMG)
- endef
- # ESPTOOL_BAUD -- Serial port baud rate used when flashing/reading via esptool.py
- ESPTOOL_BAUD ?= 921600
- # DOWNLOAD -- Download binary image via esptool.py
- define DOWNLOAD
- $(eval ESPTOOL_BINS := $(FLASH_BL) $(FLASH_PT) 0x10000 $(1).bin)
- $(Q) if [ -z $(ESPTOOL_PORT) ]; then \
- echo "DOWNLOAD error: Missing serial port device argument."; \
- echo "USAGE: make download ESPTOOL_PORT=<port> [ ESPTOOL_BAUD=<baud> ] [ ESPTOOL_BINDIR=<dir> ]"; \
- exit 1; \
- fi
- esptool.py -c esp32 -p $(ESPTOOL_PORT) -b $(ESPTOOL_BAUD) write_flash $(ESPTOOL_WRITEFLASH_OPTS) $(ESPTOOL_BINS)
- endef
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