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###############################################################################
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#
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# Altera SoC EDS Preloader/UBoot Build System
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#
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# Copyright (c) 2013 Altera Corporation
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# All Rights Reserved
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#
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###############################################################################
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###############################################################################
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#
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# Generated Variables
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#
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PRELOADER_SETTINGS_DIR := ../../hps_isw_handoff/mitysom_5csx_dev_board_hps_0/
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TGZ := uboot-socfpga.tar.gz
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CROSS_COMPILE := arm-altera-eabi-
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DEVICE_FAMILY := cyclone5
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###############################################################################
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###############################################################################
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#
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# Derived Variables
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#
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MAKE_ARGS += CROSS_COMPILE=$(CROSS_COMPILE)
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PRELOADER_SRC_DIR := $(patsubst %.tar.gz,%,$(shell basename $(TGZ)))
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PRELOADER_UPDATE_DIR := $(PRELOADER_SRC_DIR)/board/cl/mitysom-5csx
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PRELOADER_UPDATE_DIR_ALT := $(PRELOADER_SRC_DIR)/board/altera/socfpga
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SOCFPGA_BOARD_CONFIG := mitysom-5csx_config
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###############################################################################
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###############################################################################
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#
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# Tools
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#
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CAT := cat
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CHMOD := chmod
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CP := cp -rf
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DIFF := diff
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ECHO := echo
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PATCH := patch
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MKDIR := mkdir -p
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RM := rm -rf
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TOUCH := touch
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UNTAR := tar zxf
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###############################################################################
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#
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# Helper Variables and Functions
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#
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STAMP_DIR ?= $(PRELOADER_SRC_DIR)
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define stamp
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@$(MKDIR) $(@D)
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@$(TOUCH) $@
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endef
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define untar_recipe
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$(UNTAR) $(if $1,$1,$(if $<,$<,$(error ERROR: no input provided to gnu make function untar_recipe)))
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endef
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###############################################################################
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###############################################################################
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#
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# Windows Support [BETA]
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# --> The preloader build on Windows is experimental!!!
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# Altera makes no guarantees that we will support a Windows build in
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# future releases of SoC EDS.
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#
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HOSTOS := $(shell uname -o 2>/dev/null | tr [:upper:] [:lower:])
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ifeq ($(HOSTOS),cygwin)
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# When using UBoot build system on Windows it's good idea to use cygwin's GNU make
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MAKE := $(shell cygpath -m "/bin/make")
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MAKE_ARGS += MAKE=/bin/make
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CYGPATH := $(shell cygpath -m "$(shell which cygpath)")
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MAKE_ARGS += CYGPATH=$(CYGPATH)
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UNAME_M := $(shell uname -m)
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ifeq ($(UNAME_M),x86_64)
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HOST_CROSS_COMPILE := x86_64-w64-mingw32-
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else
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HOST_CROSS_COMPILE := i686-pc-mingw32-
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endif
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MAKE_ARGS += HOSTCC=$(HOST_CROSS_COMPILE)gcc HOSTSTRIP=$(HOST_CROSS_COMPILE)strip
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# Under cygwin, overload the untar_recipe function to use unix stype paths. This is required for cygwin tar
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define untar_recipe
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$(UNTAR) $(shell cygpath --unix "$(if $1,$1,$(if $<,$<,$(error ERROR: no input provided to gnu make function untar_recipe)))")
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endef
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else # if HOSTOS != cygwin
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ifdef WINDIR
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$(error ERROR: Windows build of preloader requires cygwin build environment. Ensure this makefile is executed from the SoC EDS Command Shell)
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endif
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ifdef windir
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$(error ERROR: Windows build of preloader requires cygwin build environment. Ensure this makefile is executed from the SoC EDS Command Shell)
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endif
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endif # HOSTOS == cygwin
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###############################################################################
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###############################################################################
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#
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# Source Files
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#
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SDRAM_SOURCE_FILES := \
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alt_types.h \
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sdram_io.h \
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sequencer_auto_ac_init.c \
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sequencer_auto.h \
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sequencer_auto_inst_init.c \
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sequencer.c \
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sequencer_defines.h \
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sequencer.h \
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system.h \
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tclrpt.c \
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tclrpt.h
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GENERATED_SOURCE_FILES := \
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build.h \
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iocsr_config_$(DEVICE_FAMILY).c \
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iocsr_config_$(DEVICE_FAMILY).h \
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reset_config.h \
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pll_config.h \
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pinmux_config_$(DEVICE_FAMILY).c \
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pinmux_config.h \
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sdram/sdram_config.h
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UPDATE_SDRAM_SOURCE_FILES := $(patsubst %,$(PRELOADER_UPDATE_DIR)/sdram/%,$(SDRAM_SOURCE_FILES))
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UPDATE_GENERATED_SOURCE_FILES := $(patsubst %,$(PRELOADER_UPDATE_DIR)/%,$(GENERATED_SOURCE_FILES))
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UPDATE_SDRAM_SOURCE_FILES_ALT := $(patsubst %,$(PRELOADER_UPDATE_DIR_ALT)/sdram/%,$(SDRAM_SOURCE_FILES))
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UPDATE_GENERATED_SOURCE_FILES_ALT := $(patsubst %,$(PRELOADER_UPDATE_DIR_ALT)/%,$(GENERATED_SOURCE_FILES))
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###############################################################################
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#
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# Main build targets
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#
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PRELOADER.BINARY := $(PRELOADER_SRC_DIR)/spl/u-boot-spl.bin
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PRELOADER.MKPIMAGE_BINARY := preloader-mkpimage.bin
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.PHONY: all
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all: spl mkpimage-spl
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.PHONY: uboot
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uboot: config
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$(MAKE) $(MAKE_ARGS) -C $(PRELOADER_SRC_DIR)
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.PHONY: spl
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spl: $(PRELOADER.BINARY)
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$(PRELOADER.BINARY): config
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$(MAKE) $(MAKE_ARGS) -C $(PRELOADER_SRC_DIR) spl/u-boot-spl.bin
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.PHONY: mkpimage-spl
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mkpimage-spl: $(PRELOADER.MKPIMAGE_BINARY)
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$(PRELOADER.MKPIMAGE_BINARY): $(PRELOADER.BINARY)
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mkpimage -o $@ $< $< $< $<
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.PHONY: tools
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tools: config
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$(MAKE) $(MAKE_ARGS) -C $(PRELOADER_SRC_DIR) tools
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###############################################################################
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###############################################################################
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#
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# Untar, Update, & Configure Preloader Source
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#
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#####
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# Untar
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UNTAR_SRC := $(STAMP_DIR)/.untar
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.PHONY: src
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src: $(UNTAR_SRC)
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$(UNTAR_SRC): $(TGZ)
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@$(RM) $(PRELOADER_SRC_DIR)
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$(untar_recipe)
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@$(CHMOD) -R 755 $(PRELOADER_SRC_DIR)
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$(stamp)
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#####
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# Update
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.PHONY: update-src
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update-src: $(UPDATE_GENERATED_SOURCE_FILES) $(UPDATE_SDRAM_SOURCE_FILES) $(UPDATE_GENERATED_SOURCE_FILES_ALT) $(UPDATE_SDRAM_SOURCE_FILES_ALT)
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$(UPDATE_SDRAM_SOURCE_FILES): $(PRELOADER_UPDATE_DIR)/sdram/%: $(PRELOADER_SETTINGS_DIR)/% $(UNTAR_SRC) $(PATCH.APPLY_TARGETS)
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@$(MKDIR) $(@D)
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@$(CP) -v $< $@
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$(UPDATE_GENERATED_SOURCE_FILES): $(PRELOADER_UPDATE_DIR)/%: generated/% $(UNTAR_SRC) $(PATCH.APPLY_TARGETS)
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@$(MKDIR) $(@D)
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@$(CP) -v $< $@
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$(UPDATE_SDRAM_SOURCE_FILES_ALT): $(PRELOADER_UPDATE_DIR_ALT)/sdram/%: $(PRELOADER_SETTINGS_DIR)/% $(UNTAR_SRC) $(PATCH.APPLY_TARGETS)
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@$(MKDIR) $(@D)
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@$(CP) -v $< $@
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$(UPDATE_GENERATED_SOURCE_FILES_ALT): $(PRELOADER_UPDATE_DIR_ALT)/%: generated/% $(UNTAR_SRC) $(PATCH.APPLY_TARGETS)
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@$(MKDIR) $(@D)
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@$(CP) -v $< $@
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#####
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# Configure
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.PHONY: config
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config: update-src src patch-apply
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$(MAKE) $(MAKE_ARGS) -C $(PRELOADER_SRC_DIR) $(SOCFPGA_BOARD_CONFIG)
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###############################################################################
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###############################################################################
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#
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# Cleaning up
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#
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.PHONY: clean
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clean:
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ifneq ($(wildcard $(PRELOADER_SRC_DIR)),)
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$(MAKE) $(MAKE_ARGS) -C $(PRELOADER_SRC_DIR) mrproper
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endif
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$(RM) $(PRELOADER.MKPIMAGE_BINARY)
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.PHONY: clean-all
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clean-all:
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$(RM) $(PRELOADER_SRC_DIR) $(PRELOADER.MKPIMAGE_BINARY)
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###############################################################################
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###############################################################################
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#
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# Applying patch files
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#
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# GNU MAKE >= 3.81 is required to apply patch files correctly
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.SECONDEXPANSION:
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# Patch files are discovered in current directory and in the directory adjacent
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# to the tarball (TGZ) directory
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PATCH.FILES := $(strip \
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$(sort $(wildcard $(patsubst %.tar.gz,%.patch,$(TGZ))/*.patch)) \
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$(sort $(wildcard $(patsubst %.tar.gz,%.patch,$(TGZ))/$(HOSTOS)/*.patch)) \
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$(sort $(wildcard $(abspath .)/*.patch)) \
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$(EXTRA_PATCH_FILES))
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PATCH.APPLY_TARGETS := $(strip $(foreach patchfile,$(PATCH.FILES), \
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$(eval patchfile_target := $(notdir $(basename $(patchfile)))) \
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$(eval $(patchfile_target).PATCH_FILE := $(patchfile)) \
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$(PRELOADER_SRC_DIR)/.applypatch.$(patchfile_target) \
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))
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.PHONY: patch-apply
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patch-apply: $(PATCH.APPLY_TARGETS)
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$(PATCH.APPLY_TARGETS): $(PRELOADER_SRC_DIR)/.applypatch.%: $$(%.PATCH_FILE) $(UNTAR_SRC)
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@$(ECHO) Applying Patch: $<
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$(PATCH) -p1 --directory=$(PRELOADER_SRC_DIR) --input=$<
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$(stamp)
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###############################################################################
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###############################################################################
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#
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# Creating a patch file
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#
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PATCH.USER_FILE := user.patch
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.PHONY: patch-create
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patch-create: $(if $(PATCH.SKIP_CLEAN),,clean)
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ifeq ($(wildcard $(PRELOADER_SRC_DIR).orig),)
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$(error ERROR: $(PRELOADER_SRC_DIR).orig does not exist)
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endif
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$(DIFF) -rupN $(PRELOADER_SRC_DIR).orig/ $(PRELOADER_SRC_DIR)/ > $(PATCH.USER_FILE) || true
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ifeq ($(HOSTOS),cygwin)
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dos2unix $(PATCH.USER_FILE)
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endif
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$(CAT) $(PATCH.USER_FILE)
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###############################################################################
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