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Makefile revision 1.51 
      1 #	$NetBSD: Makefile,v 1.51 2014/04/19 00:04:12 christos Exp $
      2 
      3 .include <bsd.own.mk>
      4 .include <bsd.sys.mk>		# for HOST_SH
      5 
      6 ### what we need:
      7 
      8 #XX# lines replace similar lines, or are added, in case we want to
      9 #XX# compile LIBZ ourselves to save a few bytes (think TXLT)
     10 
     11 #XX#DIR_LIBZ =	${DIR_TOP}/../common/dist/zlib
     12 
     13 DIR_TOP=	${.CURDIR}/../../../../..
     14 DIR_SA = 	${DIR_TOP}/lib/libsa
     15 DIR_LIBZ=
     16 DIR_KERN=	${DIR_TOP}/lib/libkern
     17 DIR_KERN_MD=	${DIR_TOP}/lib/libkern/arch/$(MACHINE_ARCH)
     18 DIR_LIBC=	${DIR_TOP}/../common/lib/libc
     19 
     20 .PATH:  $(DIR_SA) ${DIR_LIBZ} $(DIR_KERN) $(DIR_KERN_MD) \
     21 	${DIR_LIBC}/gen ${DIR_LIBC}/arch/m68k/gen \
     22 	${DIR_LIBC}/inet ${DIR_LIBC}/arch/m68k/inet \
     23 	${DIR_LIBC}/quad ${DIR_LIBC}/arch/m68k/quad \
     24 	${DIR_LIBC}/string ${DIR_LIBC}/arch/m68k/string
     25 
     26 ### find out what to use for libz
     27 
     28 S=	${DIR_TOP}	# ????
     29 Z_AS= library
     30 .include "${DIR_TOP}/lib/libz/Makefile.inc"
     31 LIBZ= ${ZLIB}
     32 
     33 # prefer our assembler versions over assembler, and assembler over C:
     34 
     35 .SUFFIXES:
     36 .SUFFIXES: .out .o .po .pico .so .s .S .c .cc .C .f .y .l .ln .m4 .sh
     37 
     38 FILES= boot.amiga
     39 BINDIR=/usr/mdec
     40 
     41 COBJS = main.o console.o xd.o twiddle.o bzero.o gets.o
     42 COBJS+=  lseek.o open.o read.o close.o dev.o errno.o
     43 COBJS+=  ufs.o ustarfs.o panic.o vers.o files.o
     44 COBJS+=  divdi3.o moddi3.o qdivrem.o
     45 
     46 SOBJS = alloc.o ashrdi3.o ashldi3.o bcopy.o muldi3.o printf.o startit.o
     47 SOBJS += strlen.o memcmp.o memset.o strerror.o strncmp.o
     48 SOBJS += libstubs.o
     49 
     50 OBJS=	$(SOBJS) $(COBJS)
     51 
     52 #XX#DEFS = -D_STANDALONE -DSA_EXEC_ANYOWNER -DDYNAMIC_CRC_TABLE -DNOBYFOUR -UBYFOUR 
     53 DEFS = -D_STANDALONE -DSA_EXEC_ANYOWNER 
     54 DEFS += -D__INTERNAL_LIBSA_CREAD
     55 #DEFS += -DSERCONSOLE
     56 SOBJS += cread.o
     57 
     58 #XX#SOBJS += adler32.o crc32.o inflate.o trees.o \
     59 #XX#       zutil.o infback.o inftrees.o inffast.o
     60 
     61 #DEFS += -DBOOT_ELF32 -DBOOT_AOUT
     62 SOBJS += loadfile.o loadfile_aout.o loadfile_elf32.o
     63 
     64 NETBSD_VERS!=	${HOST_SH} ${.CURDIR}/../../../../../conf/osrelease.sh
     65 DEFS+=	-DNETBSD_VERS='"${NETBSD_VERS}"'
     66 
     67 ### main target: ###
     68 
     69 realall: ${FILES}
     70 
     71 CLEANFILES += boot.amiga x.out xxstart.o libboot.a vers.c
     72 
     73 .include <bsd.prog.mk>
     74 .include <bsd.klinks.mk>
     75 
     76 ### special  rules for bootblocks ###
     77 
     78 INCPATH = -nostdinc -I${DIR_TOP} -I${DIR_TOP}/lib/libsa
     79 INCPATH += -I${DIR_TOP}/../common/dist/zlib
     80 INCPATH += -I${.CURDIR}
     81 INCPATH += -I${.CURDIR}/../../.. -I${.OBJDIR}
     82 INCPATH += -I${.CURDIR}/../elf2bb
     83 
     84 .if defined(HAVE_GCC) && ${HAVE_GCC} >= 48
     85 AFLAGS += -mcpu=68030 -l
     86 CAFLAGS += -Wa,-l -Wa,-mcpu=68030 ${INCPATH}
     87 .else
     88 AFLAGS += -m68030 -l
     89 CAFLAGS += -Wa,-l -Wa,-m68030 ${INCPATH}
     90 .endif
     91 
     92 COPTIM= -Os -fomit-frame-pointer -fcse-follow-jumps -fcse-skip-blocks
     93 COPTIM+= -m68060 ${CAFLAGS} -fno-unwind-tables
     94 CFLAGS= -ffreestanding ${COPTIM} ${INCPATH} ${DEFS}
     95 CFLAGS+= -Werror
     96 CFLAGS+= -Wall -Wmissing-prototypes -Wstrict-prototypes -Wpointer-arith
     97 
     98 # XXX work around a gcc 4.5 bug
     99 COPTS.cread.c = -O1
    100 
    101 .c.o:
    102 	${_MKTARGET_COMPILE}
    103 	${CC} ${CFLAGS} ${COPTS.${.IMPSRC:T}} -S $< -o $*.s
    104 	${TXLT} < $*.s | ${AS} ${AFLAGS} -o $@
    105 	rm $*.s
    106 
    107 .s.o:
    108 	${_MKTARGET_COMPILE}
    109 	${CC} ${CAFLAGS} ${COPTS} -x assembler-with-cpp -o $@ -c $<
    110 
    111 .S.o:
    112 	${_MKTARGET_COMPILE}
    113 	${CC} ${CAFLAGS} ${COPTS} -x assembler-with-cpp -o $@ -c $<
    114 
    115 boot.amiga: x.out
    116 	${_MKTARGET_CREATE}
    117 	${RELOC2BB} -S x.out $@ || (${NM} -u x.out && false)
    118 
    119 x.out: xxstart.o libboot.a ${LIBZ}
    120 	${_MKTARGET_LINK}
    121 	${LD} ${LDFLAGS} -r -dc -e start -o $@ $>
    122 	${SIZE} $@
    123 	${NM} -u $@
    124 
    125 xxstart.o: ${.CURDIR}/bbstart.s
    126 	${_MKTARGET_COMPILE}
    127 	${CC} ${CAFLAGS} ${COPTS} -x assembler-with-cpp \
    128 		-o $@ -c $>
    129 
    130 libboot.a: ${OBJS}
    131 	${_MKTARGET_BUILD}
    132 	${AR} crs $@ $> && ${RANLIB} $@
    133 
    134 vers.o: vers.c
    135 vers.c:	${.CURDIR}/version
    136 	${_MKTARGET_CREATE}
    137 	${HOST_SH} ${DIR_TOP}/conf/newvers_stand.sh \
    138 	    ${${MKREPRO} == "yes" :?:-D} -N ${.CURDIR}/version "amiga"
    139 
    140 # make sure these are built:
    141 
    142 ${COBJS}: ${TXLT}
    143 ${FILES}: ${RELOC2BB}
    144 
    145 .include "${.CURDIR}/../Makefile.booters"
    146