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Makefile revision 1.59 
      1 #	$NetBSD: Makefile,v 1.59 2022/04/27 14:50:35 rin Exp $
      2 
      3 .include <bsd.init.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 ffsv2.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: ${FILES}
     70 
     71 CLEANFILES += boot.amiga x.out xxstart.o libboot.a
     72 
     73 VERSIONFLAGS+=-n
     74 .include "${S}/conf/newvers_stand.mk"
     75 
     76 .include <bsd.prog.mk>
     77 .include <bsd.klinks.mk>
     78 
     79 ### special  rules for bootblocks ###
     80 
     81 INCPATH = -nostdinc -I${DIR_TOP} -I${DIR_TOP}/lib/libsa
     82 INCPATH += -I${DIR_TOP}/../common/dist/zlib
     83 INCPATH += -I${.CURDIR}
     84 INCPATH += -I${.CURDIR}/../../.. -I${.OBJDIR}
     85 INCPATH += -I${.CURDIR}/../elf2bb
     86 
     87 AFLAGS += -march=68030 -mcpu=68030 -l
     88 CAFLAGS += -Wa,-l -Wa,-march=68030 -Wa,-mcpu=68030 ${INCPATH}
     89 
     90 COPTIM= -Os -fomit-frame-pointer -fcse-follow-jumps -fcse-skip-blocks
     91 COPTIM+= -Wa,-l -m68060 -Wa,-march=68030 -Wa,-mcpu=68030 -fno-unwind-tables
     92 CFLAGS= -ffreestanding ${COPTIM} ${INCPATH} ${DEFS}
     93 CFLAGS+= -Werror
     94 CFLAGS+= -Wall -Wmissing-prototypes -Wstrict-prototypes -Wpointer-arith
     95 
     96 # XXX work around a gcc 4.5 bug
     97 COPTS.cread.c = -O1
     98 
     99 .c.o:
    100 	${_MKTARGET_COMPILE}
    101 	${CC} ${CFLAGS} ${COPTS.${.IMPSRC:T}} -S $< -o $*.s
    102 	${TXLT} < $*.s | ${AS} ${AFLAGS} -o $@
    103 	rm $*.s
    104 
    105 .s.o:
    106 	${_MKTARGET_COMPILE}
    107 	${CC} ${CAFLAGS} ${COPTS} -x assembler-with-cpp -o $@ -c $<
    108 
    109 .S.o:
    110 	${_MKTARGET_COMPILE}
    111 	${CC} ${CAFLAGS} ${COPTS} -x assembler-with-cpp -o $@ -c $<
    112 
    113 boot.amiga: x.out
    114 	${_MKTARGET_CREATE}
    115 	${RELOC2BB} -S x.out $@ || (${NM} -u x.out && false)
    116 
    117 x.out: xxstart.o libboot.a ${LIBZ}
    118 	${_MKTARGET_LINK}
    119 	${LD} ${LDFLAGS} -r -dc -e start -o $@ $>
    120 	${SIZE} $@
    121 	${NM} -u $@
    122 
    123 xxstart.o: ${.CURDIR}/bbstart.s
    124 	${_MKTARGET_COMPILE}
    125 	${CC} ${CAFLAGS} ${COPTS} -x assembler-with-cpp \
    126 		-o $@ -c $>
    127 
    128 libboot.a: ${OBJS}
    129 	${_MKTARGET_BUILD}
    130 	${AR} crs $@ $> && ${RANLIB} $@
    131 
    132 # make sure these are built:
    133 
    134 ${COBJS}: ${TXLT}
    135 ${FILES}: ${RELOC2BB}
    136 
    137 .include "${.CURDIR}/../Makefile.booters"
    138