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https://github.com/AsahiLinux/u-boot
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91 lines
3 KiB
Makefile
91 lines
3 KiB
Makefile
#
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# (C) Copyright 2007 Semihalf
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#
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# See file CREDITS for list of people who contributed to this
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# project.
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License as
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# published by the Free Software Foundatio; either version 2 of
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# the License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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# MA 02111-1307 USA
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#
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ifeq ($(ARCH),ppc)
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LOAD_ADDR = 0x40000
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endif
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ifeq ($(ARCH),arm)
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LOAD_ADDR = 0x1000000
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endif
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include $(TOPDIR)/config.mk
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# Resulting ELF and binary exectuables will be named demo and demo.bin
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OUTPUT-$(CONFIG_API) = $(obj)demo
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OUTPUT = $(OUTPUT-y)
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# Source files located in the examples/api directory
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SOBJ_FILES-$(CONFIG_API) += crt0.o
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COBJ_FILES-$(CONFIG_API) += demo.o
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COBJ_FILES-$(CONFIG_API) += glue.o
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COBJ_FILES-$(CONFIG_API) += libgenwrap.o
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# Source files which exist outside the examples/api directory
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EXT_COBJ_FILES-$(CONFIG_API) += lib_generic/crc32.o
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EXT_COBJ_FILES-$(CONFIG_API) += lib_generic/ctype.o
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EXT_COBJ_FILES-$(CONFIG_API) += lib_generic/div64.o
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EXT_COBJ_FILES-$(CONFIG_API) += lib_generic/string.o
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EXT_COBJ_FILES-$(CONFIG_API) += lib_generic/vsprintf.o
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ifeq ($(ARCH),ppc)
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EXT_SOBJ_FILES-$(CONFIG_API) += lib_ppc/ppcstring.o
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endif
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# Create a list of source files so their dependencies can be auto-generated
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SRCS += $(addprefix $(SRCTREE)/,$(EXT_COBJ_FILES-y:.o=.c))
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SRCS += $(addprefix $(SRCTREE)/,$(EXT_SOBJ_FILES-y:.o=.S))
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SRCS += $(addprefix $(SRCTREE)/examples/api/,$(COBJ_FILES-y:.o=.c))
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SRCS += $(addprefix $(SRCTREE)/examples/api/,$(SOBJ_FILES-y:.o=.S))
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# Create a list of object files to be compiled
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OBJS += $(addprefix $(obj),$(SOBJ_FILES-y))
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OBJS += $(addprefix $(obj),$(COBJ_FILES-y))
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OBJS += $(addprefix $(obj),$(notdir $(EXT_COBJ_FILES-y)))
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OBJS += $(addprefix $(obj),$(notdir $(EXT_SOBJ_FILES-y)))
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gcclibdir := $(shell dirname `$(CC) -print-libgcc-file-name`)
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CPPFLAGS += -I..
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all: $(obj).depend $(OUTPUT)
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#########################################################################
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$(OUTPUT): $(OBJS)
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$(LD) -Ttext $(LOAD_ADDR) -o $@ $^ -L$(gcclibdir) -lgcc
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$(OBJCOPY) -O binary $@ $(OUTPUT).bin 2>/dev/null
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# Rule to build generic library C files
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$(obj)%.o: $(SRCTREE)/lib_generic/%.c
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$(CC) -g $(CFLAGS) -c -o $@ $<
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# Rule to build architecture-specific library assembly files
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$(obj)%.o: $(SRCTREE)/lib_$(ARCH)/%.S
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$(CC) -g $(CFLAGS) -c -o $@ $<
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#########################################################################
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# defines $(obj).depend target
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include $(SRCTREE)/rules.mk
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sinclude $(obj).depend
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#########################################################################
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