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#ident "$Id$"
## -----------------------------------------------------------------------
##
## Copyright 2001 H. Peter Anvin - All Rights Reserved
##
## This program is free software; you can redistribute it and/or modify
## it under the terms of the GNU General Public License as published by
## the Free Software Foundation, Inc., 53 Temple Place Ste 330,
## Bostom MA 02111-1307, USA; either version 2 of the License, or
## (at your option) any later version; incorporated herein by reference.
##
## -----------------------------------------------------------------------
VERSION := $(shell cat ../version)
CC = gcc
CFLAGS = -g -Wall -O2 -fomit-frame-pointer -march=i386 \
-malign-functions=0 -malign-jumps=0 -malign-loops=0 \
-I../com32/include \
-DVERSION='"$(VERSION)"' -DDATE='"$(DATE)"'
LDFLAGS = -g
INCLUDE =
AS = as
LD = ld
NASM = nasm -O99
NINCLUDE =
OBJCOPY = objcopy
PERL = perl
# Important: init.o16 must be first!!
OBJS16 = init.o16 init32.o
OBJS32 = start32.o setup.o msetup.o e820func.o conio.o memcpy.o \
unzip.o memdisk.o
CSRC = setup.c msetup.c e820func.c conio.c unzip.c
SSRC = init.S16
NASMSRC = memdisk.asm jmp32.asm
all: memdisk e820test
# tidy, clean removes everything except the final binary
tidy:
rm -f *.o *.s *.o16 *.s16 *.bin *.lst *.elf e820test
clean: tidy
# spotless also removes the product binary
spotless: clean
rm -f memdisk .depend
%.o: %.asm
$(NASM) -f elf -l $*.lst -o $@ $<
%.o16: %.s16
$(AS) -o $@ $<
%.o: %.c
$(CC) $(INCLUDE) $(CFLAGS) -c -o $@ $<
%.s16: %.s
echo '.code16gcc' | cat - $< > $@
%.s: %.S
$(CC) -x c $(INCLUDE) $(CFLAGS) -traditional -E -o $@ $<
%.s16: %.S16
$(CC) -x c $(INCLUDE) $(CFLAGS) -traditional -E -o $@ $<
%.s: %.c
$(CC) $(INCLUDE) $(CFLAGS) -S -o $@ $<
%.i: %.c
$(CC) $(INCLUDE) $(CFLAGS) -E -o $@ $<
# Cancel default rule
%.o: %.c
%.bin: %.asm
$(NASM) -f bin $(NINCLUDE) -o $@ -l $*.lst $<
memdisk16.elf: $(OBJS16)
$(LD) -Ttext 0 -o $@ $^
memdisk32.elf: $(OBJS32)
$(LD) -Ttext 0x100000 -o $@ $^
%.bin: %.elf
$(OBJCOPY) -O binary $< $@
memdisk: memdisk16.bin memdisk32.bin postprocess.pl
$(PERL) postprocess.pl $@ memdisk16.bin memdisk32.bin
e820test: e820func.o msetup.o e820test.o memdisk.o
$(CC) $(LDFLAGS) -o $@ $^
memdisk.o: memdisk.bin
$(LD) -r -b binary -o $@ $<
.depend:
rm -f .depend
for csrc in *.c ; do $(CC) $(INCLUDE) -MM $$csrc | sed -e 's/\.o/\.s/' >> .depend ; done
for ssrc in $(SSRC) ; do $(CC) $(INCLUDE) -x c -traditional -MM $$ssrc | sed -e 's/\.S16\.o/\.o16/' >> .depend ; done
for nsrc in $(NASMSRC) ; do $(NASM) -DDEPEND $(NINCLUDE) -o `echo $$nsrc | sed -e 's/\.asm/\.bin/'` -M $$nsrc >> .depend ; done
depend:
rm -f .depend
$(MAKE) .depend
# This file contains the version number, so add a dependency for it
setup.s: ../version
# Include dependencies file
include .depend
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