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# Copyright 2007 Google Inc.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
# $Id: Makefile 110392 2008-02-26 00:59:11Z nil $
CFLAGS = -Wall -O2 -s
.SUFFIXES: .bin
all: sgabios.bin
sgabios.bin: sgabios.S version.h
version.h: Makefile sgabios.S
@echo '#define BIOS_BUILD_DATE "'`date -u +%D`'"' >version.h
@echo '#define BIOS_FULL_DATE "'`date -u`'"' >>version.h
@echo '#define BIOS_BUILD_HOST "'`echo $$LOGNAME@$$HOSTNAME`'"' >>version.h
.S.bin:
$(CC) -c $(CFLAGS) $*.S -o $*.o
$(LD) -Ttext 0x0 -s --oformat binary $*.o -o $*.bin
clean:
$(RM) *.s *.o *.bin *.srec *.com version.h
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