Subversion Repositories HelenOS

#
# Copyright (c) 2005 Martin Decky
# Copyright (c) 2008 Jiri Svoboda
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
#
# - Redistributions of source code must retain the above copyright
#   notice, this list of conditions and the following disclaimer.
# - Redistributions in binary form must reproduce the above copyright
#   notice, this list of conditions and the following disclaimer in the
#   documentation and/or other materials provided with the distribution.
# - The name of the author may not be used to endorse or promote products
#   derived from this software without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
# OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
# IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
# NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#

include ../../Makefile.config

## Setup toolchain
#

LIBC_PREFIX = ../../lib/libc
SOFTINT_PREFIX = ../../lib/softint
include $(LIBC_PREFIX)/Makefile.toolchain
include arch/$(ARCH)/Makefile.inc

CFLAGS += -Iinclude

LIBS = $(LIBC_PREFIX)/libc.a $(SOFTINT_PREFIX)/libsoftint.a
DEFS += -DRELEASE=\"$(RELEASE)\"

ifdef REVISION
    DEFS += "-DREVISION=\"$(REVISION)\""
endif

ifdef TIMESTAMP
    DEFS += "-DTIMESTAMP=\"$(TIMESTAMP)\""
endif

## Sources
#

OUTPUT = loader
GENERIC_SOURCES = \
    main.c \
    elf_load.c \
    interp.s

SOURCES := $(GENERIC_SOURCES) $(ARCH_SOURCES)
OBJECTS := $(addsuffix .o,$(basename $(SOURCES)))

.PHONY: all clean depend disasm

all: $(OUTPUT) disasm

-include Makefile.depend

clean:
    -rm -f $(OUTPUT) $(OBJECTS) $(OUTPUT).map $(OUTPUT).disasm arch/$(ARCH)/_link.ld Makefile.depend

depend:
    $(CC) $(DEFS) $(CFLAGS) -M $(SOURCES) > Makefile.depend

$(OUTPUT): $(OBJECTS) $(LIBS) arch/$(ARCH)/_link.ld
    $(LD) -T arch/$(ARCH)/_link.ld $(LFLAGS) $(OBJECTS) $(LIBS) -o $@ -Map $(OUTPUT).map

disasm:
    $(OBJDUMP) -d $(OUTPUT) >$(OUTPUT).disasm

arch/$(ARCH)/_link.ld: arch/$(ARCH)/_link.ld.in
    $(CC) $(DEFS) $(CFLAGS) -DLIBC_PREFIX=$(LIBC_PREFIX) -E -x c $< | grep -v "^\#" > $@

%.o: %.S
    $(CC) $(DEFS) $(AFLAGS) $(CFLAGS) -D__ASM__ -c $< -o $@

%.o: %.s
    $(AS) $(AFLAGS) $< -o $@

%.o: %.c
    $(CC) $(DEFS) $(CFLAGS) -c $< -o $@