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Makefile.xxboot revision 1.7 
      1 #	$NetBSD: Makefile.xxboot,v 1.7 2020/01/18 05:41:49 isaki Exp $
      2 
      3 NOMAN=		# defined
      4 
      5 .include <bsd.own.mk>
      6 
      7 BOOT=	$(DEV)boot_$(FS)
      8 VERSIONFILE=	${.CURDIR}/../version
      9 VERSION!=	${TOOL_AWK} -F: '$$1 ~ /^[0-9.]*$$/ { it = $$1; } \
     10 			END { print it }' ${VERSIONFILE}
     11 NEWVERSWHAT=	"${BOOT}"
     12 
     13 # text and bss addresses in hex
     14 TEXT=		0f0000		# Primary (me)
     15 TEXTDATASIZE=	  2000		# 8KB for UFS at maximum
     16 		  		# 30KB (=(16-1)*2048) for ISO9660 at max.
     17 BOOT_TEXT=	006000		# Secondary (/boot)
     18 
     19 PROG=		$(BOOT)
     20 BINDIR=		/usr/mdec
     21 STRIPFLAG=
     22 BINMODE=	444
     23 
     24 S=		${.CURDIR}/../../../../..
     25 M=		$S/arch/x68k
     26 .PATH:		${.CURDIR}/..
     27 SRCS=	boot.S bootmain.c conf.c consio1.c $(DEVDRV).c
     28 
     29 .include "${S}/conf/newvers_stand.mk"
     30 
     31 CFLAGS=	-Os -fomit-frame-pointer -fno-unwind-tables
     32 #CFLAGS+= -Wall
     33 CPPFLAGS+= -D_STANDALONE
     34 CPPFLAGS+= -DTEXTADDR="0x$(TEXT)" -DBOOT_TEXTADDR="0x$(BOOT_TEXT)"
     35 CPPFLAGS+= -DTDSIZE="0x$(TEXTDATASIZE)"
     36 CPPFLAGS+= -DPROG=\"$(PROG)\" -DBOOT_VERS=\"$(VERSION)\"
     37 CPPFLAGS+= -DBOOT_STAGE1 $(BOOTCPPFLAGS)
     38 CPPFLAGS+= -nostdinc -I${.OBJDIR} -I${S}
     39 CPPFLAGS+= -I$M/stand/libiocs -I$M/stand/libsa -I$M/stand/common
     40 AFLAGS=	   ${CFLAGS:M-[ID]*}
     41 LINKFLAGS=   -n -Bstatic -T ${.CURDIR}/../xxboot.ldscript -M
     42 LINKFLAGS+=  --defsym=TEXTADDR=0x$(TEXT)
     43 LINKFLAGS+=  --defsym=TEXTDATASIZE=0x$(TEXTDATASIZE)
     44 LINKFLAGS+=  -noinhibit-exec	# XXX
     45 LIBIOCS!= cd $M/stand/libiocs && ${PRINTOBJDIR}
     46 LIBSA!=	  cd $M/stand/libsa && ${PRINTOBJDIR}
     47 LDLIBS=	  -L${LIBSA}/lib/sa -lsa -L ${LIBSA}/lib/kern -lkern
     48 LDLIBS+=  -L${LIBIOCS} -liocs
     49 
     50 .PATH: $S/lib/libsa
     51 CPPFLAGS+= -DLIBSA_SINGLE_FILESYSTEM=$(FS)
     52 CPPFLAGS+= -DLIBSA_SINGLE_DEVICE=$(DEV)
     53 CPPFLAGS+= -DLIBSA_NO_TWIDDLE -DLIBSA_NO_FD_CHECKING -DLIBSA_NO_RAW_ACCESS -DLIBSA_NO_FS_WRITE
     54 SRCS+=	open.c close.c read.c lseek.c loadfile.c loadfile_aout.c alloc.c
     55 SRCS+=  $(FS).c
     56 
     57 .PATH: $M/stand/common
     58 SRCS+=	exec_image.S
     59 
     60 .include "${.CURDIR}/../../Makefile.booters"
     61 
     62 CLEANFILES+=	${PROG}.x $(PROG).map ${PROG}
     63 
     64 
     65 ${PROG}: $(OBJS)
     66 	${_MKTARGET_LINK}
     67 	$(LD) $(LINKFLAGS) -o ${PROG} $(OBJS) $(LDLIBS) > $(PROG).map
     68 	@grep first_kbyte $(PROG).map
     69 	@if [ `${TOOL_AWK}						   \
     70 	    '/first_kbyte/ {print "eval(eval("$$1")-eval(0x'$(TEXT)'))"}'  \
     71 	    $(PROG).map | ${TOOL_M4} -` -gt 1024 ];			   \
     72 	then echo '$(BOOT): first_kbyte exceeds the first killobyte';	   \
     73 	    rm $(PROG) ; exit 1; 					   \
     74 	fi
     75 	@if [ `${TOOL_AWK}						   \
     76 	    '/_edata/ {print "eval(eval("$$1")-eval(0x'$(TEXT)'))"}'	   \
     77 	    $(PROG).map | ${TOOL_M4} -`					   \
     78 	    -gt								   \
     79 	    `echo 'eval(0x$(TEXTDATASIZE))' | ${TOOL_M4} -` ];		   \
     80 	then echo '$(BOOT): text+data is too large';			   \
     81 	    rm $(PROG) ; exit 1; 					   \
     82 	fi
     83 	${TOUCHPROG}
     84 
     85 .include <bsd.prog.mk>
     86