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Makefile revision 1.3.30.1 
      1 #	$NetBSD: Makefile,v 1.3.30.1 2023/05/15 10:34:58 martin Exp $
      2 
      3 NODEBUG=yes
      4 PROG=	xxboot
      5 NOMAN=	# defined
      6 SRCS=	start.S main.c readufs.c readufs_ffs.c readufs_lfs.c milli_tiny.S
      7 
      8 .PATH:	${.CURDIR}/../common
      9 
     10 CPPFLAGS+=	-I${.CURDIR}/../../../.. -I. -D_STANDALONE
     11 # configuration for readufs module
     12 CPPFLAGS+=	-DUSE_LFS -DUSE_FFS -DUSE_UFS1 -DUSE_UFS2
     13 # IODC can handle only 2GB, so this is enough
     14 CPPFLAGS+=	-D__daddr_t=int32_t -D__ino_t=uint32_t
     15 # ANSI C feature prevents from being relocatable
     16 #CPPFLAGS+=	-traditional	# would be best
     17 CPPFLAGS+=	-Dconst=
     18 COPTS+=		-Os -fno-delete-null-pointer-checks -funsigned-char -mdisable-fpregs -mpa-risc-1-0
     19 
     20 .include <bsd.own.mk>
     21 
     22 LINKS=	${BINDIR}/${PROG} ${BINDIR}/sdboot
     23 
     24 BINDIR=		/usr/mdec
     25 STRIPFLAG=
     26 BINMODE=	444
     27 
     28 # standalone program
     29 LIBCRTBEGIN=
     30 LIBCRT0=
     31 LIBCRTI=
     32 LIBCRTEND=
     33 LIBC=
     34 
     35 S=		${.CURDIR}/../../../..
     36 
     37 ${PROG}: iplsum ${OBJS}
     38 	${_MKTARGET_LINK}
     39 	${LD} -Ttext 0 -Tdata 0 -e '$$START$$' -N -o $@1 $(OBJS)
     40 	${LD} -Ttext 0x100 -Tdata 0x23456780 -e '$$START$$' -N -o $@2 $(OBJS)
     41 	${SIZE} $@1
     42 	${OBJCOPY} -O binary -j .data $@1 $@1.bin
     43 	${OBJCOPY} -O binary -j .data $@2 $@2.bin
     44 	cmp $@1.bin $@2.bin	# should be same
     45 	${OBJCOPY} -O binary -j .text $@1 $@2.bin
     46 	test ! -s $@2.bin	# text section must be empty
     47 	${_MKMSG} " iplsum " ${.TARGET}
     48 	./iplsum $@1.bin $@
     49 
     50 iplsum: iplsum.c
     51 	${_MKTARGET_LINK}
     52 	${HOST_CC} -o $@ ${.CURDIR}/iplsum.c
     53 
     54 CLEANFILES+=	${PROG}1 ${PROG}2 ${PROG}1.bin ${PROG}2.bin ${PROG}.bin iplsum
     55 CLEANFILES+=	${SRCS:M*.c:S/.c$/.o.S/}
     56 
     57 .include <bsd.prog.mk>
     58 .include <bsd.klinks.mk>
     59 
     60 # override default rules
     61 
     62 # Place code to data section.
     63 .S.o:
     64 	${_MKTARGET_COMPILE}
     65 	${TOOL_SED} -e 's/\.code/.data/' \
     66 	-e 's/\.bss/.section .bss,"aw",@nobits/' \
     67 	-e 's/\.allow$$/.level	1.0/' -e 's/\.allow/.level/' \
     68 	 ${.IMPSRC} | ${AS} -o ${.TARGET}
     69 
     70 # Place code to data section, and make sure all address calculations
     71 # are relative to $global$.
     72 .c.o:
     73 	${_MKTARGET_COMPILE}
     74 	${CC} ${CFLAGS} ${CPPFLAGS} -o $@.S -S ${.IMPSRC}
     75 	grep -i 'ldil' $@.S | egrep -v "ldil L'-?[0-9]*," > /dev/null 2>&1; \
     76 		if [ $$? = 0 ]; then \
     77 			echo 'found non-relocatable code' >&2 && exit 1; \
     78 		fi
     79 	${TOOL_SED} -e 's/\.text/.data/' $@.S | ${AS} -o ${.TARGET}
     80