1 ## -----------------------------------------------------------------------
3 ## Copyright 2007 H. Peter Anvin - All Rights Reserved
5 ## This program is free software; you can redistribute it and/or modify
6 ## it under the terms of the GNU General Public License as published by
7 ## the Free Software Foundation, Inc., 53 Temple Place Ste 330,
8 ## Boston MA 02111-1307, USA; either version 2 of the License, or
9 ## (at your option) any later version; incorporated herein by reference.
11 ## -----------------------------------------------------------------------
17 gcc_ok = $(shell if gcc $(1) -c -x c /dev/null -o /dev/null 2>/dev/null; \
18 then echo $(1); else echo $(2); fi)
20 M32 := $(call gcc_ok,-m32,) $(call gcc_ok,-ffreestanding,)
24 SFLAGS = $(M32) -march=i386
28 .SUFFIXES: .S .s .o .elf
34 $(CC) $(SFLAGS) -c -o $@ $<
37 $(LD) -Ttext 0x600 -e _start -o $@ $^
39 mbr.bin: mbr.elf checksize.pl
40 $(OBJCOPY) -O binary $< $@
41 $(PERL) checksize.pl mbr.bin 440