76 lines
2.4 KiB
Makefile
76 lines
2.4 KiB
Makefile
# Makefile for micropython on Raspberry Pi RP2
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#
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# This is a simple wrapper around cmake
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# Select the board to build for:
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ifdef BOARD_DIR
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# Custom board path - remove trailing slash and get the final component of
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# the path as the board name.
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BOARD ?= $(notdir $(BOARD_DIR:/=))
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else
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# If not given on the command line, then default to RPI_PICO.
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BOARD ?= RPI_PICO
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BOARD_DIR ?= boards/$(BOARD)
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endif
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ifeq ($(wildcard $(BOARD_DIR)/.),)
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ifeq ($(findstring boards/PICO,$(BOARD_DIR)),boards/PICO)
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$(warning The PICO* boards have been renamed to RPI_PICO*)
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endif
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$(error Invalid BOARD specified: $(BOARD_DIR))
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endif
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# If the build directory is not given, make it reflect the board name (and
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# optionally the board variant).
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ifneq ($(BOARD_VARIANT),)
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BUILD ?= build-$(BOARD)-$(BOARD_VARIANT)
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else
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BUILD ?= build-$(BOARD)
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endif
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$(VERBOSE)MAKESILENT = -s
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CMAKE_ARGS = -DMICROPY_BOARD=$(BOARD) -DMICROPY_BOARD_DIR=$(abspath $(BOARD_DIR))
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ifdef USER_C_MODULES
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CMAKE_ARGS += -DUSER_C_MODULES=${USER_C_MODULES}
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endif
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ifneq ($(FROZEN_MANIFEST),)
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CMAKE_ARGS += -DMICROPY_FROZEN_MANIFEST=${FROZEN_MANIFEST}
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endif
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ifeq ($(DEBUG),1)
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CMAKE_ARGS += -DCMAKE_BUILD_TYPE=Debug
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endif
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ifdef BOARD_VARIANT
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CMAKE_ARGS += -DMICROPY_BOARD_VARIANT=$(BOARD_VARIANT)
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endif
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ifdef MICROPY_PREVIEW_VERSION_2
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CMAKE_ARGS += -DMICROPY_PREVIEW_VERSION_2=1
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endif
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HELP_BUILD_ERROR ?= "See \033[1;31mhttps://github.com/micropython/micropython/wiki/Build-Troubleshooting\033[0m"
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all:
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[ -e $(BUILD)/Makefile ] || cmake -S . -B $(BUILD) -DPICO_BUILD_DOCS=0 ${CMAKE_ARGS}
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$(MAKE) $(MAKESILENT) -C $(BUILD) || (echo -e $(HELP_BUILD_ERROR); false)
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clean:
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$(RM) -rf $(BUILD)
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# First ensure that pico-sdk is initialised, then use cmake to pick everything
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# else (including board-specific dependencies).
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# Running the build with ECHO_SUBMODULES set will trigger py/mkrules.cmake to
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# print out the value of the GIT_SUBMODULES variable, prefixed with
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# "GIT_SUBMODULES", and then abort. This extracts out that line from the cmake
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# output and passes the list of submodules to py/mkrules.mk which does the
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# `git submodule init` on each.
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submodules:
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$(MAKE) -f ../../py/mkrules.mk GIT_SUBMODULES="lib/pico-sdk" submodules
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@GIT_SUBMODULES=$$(cmake -B $(BUILD)/submodules -DECHO_SUBMODULES=1 ${CMAKE_ARGS} -S . 2>&1 | \
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grep '^GIT_SUBMODULES=' | cut -d= -f2); \
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$(MAKE) -f ../../py/mkrules.mk GIT_SUBMODULES="$${GIT_SUBMODULES}" submodules
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