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Makefile revision 1.1 
      1 #	$NetBSD: Makefile,v 1.1 2014/02/24 07:23:43 skrll Exp $
      2 
      3 PROG=	xxboot
      4 NOMAN=	# defined
      5 SRCS=	start.S main.c readufs.c readufs_ffs.c readufs_lfs.c milli_tiny.S
      6 
      7 .PATH:	${.CURDIR}/../common
      8 
      9 CPPFLAGS+=	-I${.CURDIR}/../../../.. -I. -D_STANDALONE
     10 # configuration for readufs module
     11 CPPFLAGS+=	-DUSE_LFS -DUSE_FFS -DUSE_UFS1 -DUSE_UFS2
     12 # IODC can handle only 2GB, so this is enough
     13 CPPFLAGS+=	-D__daddr_t=int32_t
     14 # ANSI C feature prevents from being relocatable
     15 #CPPFLAGS+=	-traditional	# would be best
     16 CPPFLAGS+=	-Dconst=
     17 COPTS+=		-Os -funsigned-char -mdisable-fpregs -mpa-risc-1-0
     18 
     19 .include <bsd.own.mk>
     20 
     21 LINKS=	${BINDIR}/${PROG} ${BINDIR}/sdboot
     22 
     23 BINDIR=		/usr/mdec
     24 STRIPFLAG=
     25 BINMODE=	444
     26 
     27 # standalone program
     28 LIBCRTBEGIN=
     29 LIBCRT0=
     30 LIBCRTI=
     31 LIBCRTEND=
     32 LIBC=
     33 
     34 S=		${.CURDIR}/../../../..
     35 
     36 ${PROG}: iplsum ${OBJS}
     37 	${_MKTARGET_LINK}
     38 	${LD} -Ttext 0 -Tdata 0 -e '$$START$$' -N -o $@1 $(OBJS)
     39 	${LD} -Ttext 0x100 -Tdata 0x23456780 -e '$$START$$' -N -o $@2 $(OBJS)
     40 	${SIZE} $@1
     41 	${OBJCOPY} -O binary -j .data $@1 $@1.bin
     42 	${OBJCOPY} -O binary -j .data $@2 $@2.bin
     43 	cmp $@1.bin $@2.bin	# should be same
     44 	${OBJCOPY} -O binary -j .text $@1 $@2.bin
     45 	test ! -s $@2.bin	# text section must be empty
     46 	${_MKMSG} " iplsum " ${.TARGET}
     47 	./iplsum $@1.bin $@
     48 
     49 iplsum: iplsum.c
     50 	${_MKTARGET_LINK}
     51 	${HOST_CC} -o $@ ${.CURDIR}/iplsum.c
     52 
     53 CLEANFILES+=	${PROG}1 ${PROG}2 ${PROG}1.bin ${PROG}2.bin ${PROG}.bin iplsum
     54 CLEANFILES+=	${SRCS:M*.c:S/.c$/.o.S/}
     55 
     56 .include <bsd.prog.mk>
     57 .include <bsd.klinks.mk>
     58 
     59 # override default rules
     60 
     61 # Place code to data section.
     62 .S.o:
     63 	${_MKTARGET_COMPILE}
     64 	${TOOL_SED} -e 's/\.code/.data/' \
     65 	-e 's/\.bss/.section .bss,"aw",@nobits/' \
     66 	-e 's/\.allow$$/.level	1.0/' -e 's/\.allow/.level/' \
     67 	 ${.IMPSRC} | ${AS} -o ${.TARGET}
     68 
     69 # Place code to data section, and make sure all address calculations
     70 # are relative to $global$.
     71 .c.o:
     72 	${_MKTARGET_COMPILE}
     73 	${CC} ${CFLAGS} ${CPPFLAGS} -o $@.S -S ${.IMPSRC}
     74 	grep -i 'ldil' $@.S | egrep -v "ldil L'-?[0-9]*," > /dev/null 2>&1; \
     75 		if [ $$? = 0 ]; then \
     76 			echo 'found non-relocatable code' >&2 && exit 1; \
     77 		fi
     78 	${TOOL_SED} -e 's/\.text/.data/' $@.S | ${AS} -o ${.TARGET}
     79