nuttx/tools/esp32s2/Config.mk

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############################################################################
# tools/esp32s2/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 ($(CONFIG_ESP32S2_FLASH_2M),y)
FLASH_SIZE := 2MB
else ifeq ($(CONFIG_ESP32S2_FLASH_4M),y)
FLASH_SIZE := 4MB
else ifeq ($(CONFIG_ESP32S2_FLASH_8M),y)
FLASH_SIZE := 8MB
else ifeq ($(CONFIG_ESP32S2_FLASH_16M),y)
FLASH_SIZE := 16MB
endif
ifeq ($(CONFIG_ESP32S2_FLASH_MODE_DIO),y)
FLASH_MODE := dio
else ifeq ($(CONFIG_ESP32S2_FLASH_MODE_DOUT),y)
FLASH_MODE := dout
else ifeq ($(CONFIG_ESP32S2_FLASH_MODE_QIO),y)
FLASH_MODE := qio
else ifeq ($(CONFIG_ESP32S2_FLASH_MODE_QOUT),y)
FLASH_MODE := qout
endif
ifeq ($(CONFIG_ESP32S2_FLASH_FREQ_80M),y)
FLASH_FREQ := 80m
else ifeq ($(CONFIG_ESP32S2_FLASH_FREQ_40M),y)
FLASH_FREQ := 40m
else ifeq ($(CONFIG_ESP32S2_FLASH_FREQ_26M),y)
FLASH_FREQ := 26m
else ifeq ($(CONFIG_ESP32S2_FLASH_FREQ_20M),y)
FLASH_FREQ := 20m
endif
ESPTOOL_ELF2IMG_OPTS := -fs $(FLASH_SIZE) -fm $(FLASH_MODE) -ff $(FLASH_FREQ)
ifeq ($(CONFIG_ESP32S2_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-esp32s2.bin
PARTITION_TABLE=$(ESPTOOL_BINDIR)/partition-table-esp32s2.bin
FLASH_BL=$(BL_OFFSET) $(BOOTLOADER)
FLASH_PT=$(PT_OFFSET) $(PARTITION_TABLE)
endif
# POSTBUILD -- Perform post build operations
define POSTBUILD
$(Q) echo "MKIMAGE: ESP32S2 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 ESP32S2 chip."; \
exit 1; \
fi
esptool.py -c esp32-s2 elf2image $(ESPTOOL_ELF2IMG_OPTS) -o nuttx.bin nuttx
$(Q) echo "Generated: nuttx.bin (ESP32S2 compatible)"
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-s2 -p $(ESPTOOL_PORT) -b $(ESPTOOL_BAUD) write_flash $(ESPTOOL_WRITEFLASH_OPTS) $(ESPTOOL_BINS)
endef