2020-09-13 16:53:30 -04:00
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TARGET=../dist/bootbootcb.elf
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# get build environment
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ifndef LIBCONFIG_PATH
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LIBCONFIG_PATH := ../../coreboot/payloads/libpayload
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ifeq ($(wildcard $(LIBCONFIG_PATH)/*),)
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LIBCONFIG_PATH := ../../../../libpayload
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endif
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endif
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LIBPAYLOAD_DIR=$(CURDIR)/libpayload
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XCOMPILE=$(LIBPAYLOAD_DIR)/libpayload.xcompile
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# build libpayload and put .config file in $(CURDIR) instead of ../libpayload
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# to avoid pollute the libpayload source directory and possible conflicts
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LPOPTS=obj="$(CURDIR)/build" DESTDIR="$(CURDIR)" DOTCONFIG="$(CURDIR)/.config"
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CFLAGS += -Wall -Wvla -Werror -Os -ffreestanding -nostdinc -nostdlib
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all: $(TARGET)
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$(LIBPAYLOAD_DIR):
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2020-09-14 16:38:23 -04:00
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echo $(LIBCONFIG_PATH)
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ls $(LIBCONFIG_PATH)
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@cp lib.config $(LIBCONFIG_PATH)/.config
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$(MAKE) -C $(LIBCONFIG_PATH) $(LPOPTS) oldconfig
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2020-09-13 16:53:30 -04:00
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$(MAKE) -C $(LIBCONFIG_PATH) $(LPOPTS)
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$(MAKE) -C $(LIBCONFIG_PATH) $(LPOPTS) install
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ifneq ($(strip $(wildcard libpayload)),)
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include $(XCOMPILE)
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LPGCC = CC="$(GCC_CC_x86_32)" "$(LIBPAYLOAD_DIR)/bin/lpgcc"
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$(TARGET):
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2020-09-16 22:41:14 -04:00
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$(LPGCC) $(CFLAGS) -o $(TARGET) bootboot.c tinflate.c smp.S
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2020-09-13 16:53:30 -04:00
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else
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# If libpayload is not found, first build libpayload,
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# then do the make, this time it'll find libpayload
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# and generate the elf target
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$(TARGET): $(LIBPAYLOAD_DIR)
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$(MAKE) all
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endif
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clean:
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rm -f $(TARGET)
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distclean: clean
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rm -rf build libpayload .config .config.old
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.PHONY: all clean distclean
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