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## -*- makefile -*- -------------------------------------------------------
##
## Copyright 2008-2009 H. Peter Anvin - All Rights Reserved
## Copyright 2009 Intel Corporation; author: H. Peter Anvin
##
## 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., 51 Franklin St, Fifth Floor,
## Boston MA 02110-1301, USA; either version 2 of the License, or
## (at your option) any later version; incorporated herein by reference.
##
## -----------------------------------------------------------------------
##
## COM32 common configurables
##
include $(topdir)/MCONFIG
GCCOPT := $(call gcc_ok,-std=gnu99,) \
$(call gcc_ok,-m32,) \
$(call gcc_ok,-fno-stack-protector,) \
-mregparm=3 -DREGPARM=3 -march=i386 -Os
com32 = $(topdir)/com32
ifneq ($(NOGPL),1)
GPLLIB = $(com32)/gpllib/libcom32gpl.a
GPLINCLUDE = -I$(com32)/gplinclude
else
GPLLIB =
GPLINCLUDE =
endif
CFLAGS = $(GCCOPT) -W -Wall -march=i386 \
-fomit-frame-pointer -D__COM32__ \
-nostdinc -iwithprefix include \
-I$(com32)/libutil/include -I$(com32)/include $(GPLINCLUDE)
SFLAGS = $(GCCOPT) -W -Wall -march=i386 \
-fomit-frame-pointer -D__COM32__ \
-nostdinc -iwithprefix include \
-I$(com32)/libutil/include -I$(com32)/include $(GPLINCLUDE)
COM32LD = $(com32)/lib/com32.ld
LDFLAGS = -m elf_i386 -T $(COM32LD)
LIBGCC := $(shell $(CC) $(GCCOPT) --print-libgcc)
LNXCFLAGS = -I$(com32)/libutil/include -W -Wall -O -g -D_GNU_SOURCE
LNXSFLAGS = -g
LNXLDFLAGS = -g
C_LIBS = $(com32)/libutil/libutil_com.a $(GPLLIB) \
$(com32)/lib/libcom32.a $(LIBGCC)
C_LNXLIBS = $(com32)/libutil/libutil_lnx.a
.SUFFIXES: .lss .c .lo .o .elf .c32 .lnx
.PRECIOUS: %.o
%.o: %.S
$(CC) $(MAKEDEPS) $(SFLAGS) -c -o $@ $<
.PRECIOUS: %.o
%.o: %.c
$(CC) $(MAKEDEPS) $(CFLAGS) -c -o $@ $<
.PRECIOUS: %.elf
%.elf: %.o $(LIBS) $(C_LIBS) $(COM32LD)
$(LD) $(LDFLAGS) -o $@ $(filter-out $(COM32LD),$^)
.PRECIOUS: %.lo
%.lo: %.S
$(CC) $(MAKEDEPS) $(LNXSFLAGS) -c -o $@ $<
.PRECIOUS: %.lo
%.lo: %.c
$(CC) $(MAKEDEPS) $(LNXCFLAGS) -c -o $@ $<
.PRECIOUS: %.lnx
%.lnx: %.lo $(LNXLIBS) $(C_LNXLIBS)
$(CC) $(LNXCFLAGS) -o $@ $^
%.c32: %.elf
$(OBJCOPY) -O binary $< $@
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