xref: /src/sys/arch/x68k/stand/xxboot/Makefile.xxboot

#	$NetBSD: Makefile.xxboot,v 1.8 2020/01/18 05:46:26 isaki Exp $

NOMAN=		# defined

.include <bsd.own.mk>

BOOT=	$(DEV)boot_$(FS)
VERSIONFILE=	${.CURDIR}/../version
VERSION!=	${TOOL_AWK} -F: '$$1 ~ /^[0-9.]*$$/ { it = $$1; } \
			END { print it }' ${VERSIONFILE}
NEWVERSWHAT=	"${BOOT}"

# text and bss addresses
TEXT=		0x0f0000	# Primary (me)
TEXTDATASIZE=	0x002000	# 8KB for UFS at maximum
		  		# 30KB (=(16-1)*2048) for ISO9660 at max.
BOOT_TEXT=	0x006000	# Secondary (/boot)

PROG=		$(BOOT)
BINDIR=		/usr/mdec
STRIPFLAG=
BINMODE=	444

S=		${.CURDIR}/../../../../..
M=		$S/arch/x68k
.PATH:		${.CURDIR}/..
SRCS=	boot.S bootmain.c conf.c consio1.c $(DEVDRV).c

.include "${S}/conf/newvers_stand.mk"

CFLAGS=	-Os -fomit-frame-pointer -fno-unwind-tables
#CFLAGS+= -Wall
CPPFLAGS+= -D_STANDALONE
CPPFLAGS+= -DTEXTADDR="$(TEXT)" -DBOOT_TEXTADDR="$(BOOT_TEXT)"
CPPFLAGS+= -DTDSIZE="$(TEXTDATASIZE)"
CPPFLAGS+= -DPROG=\"$(PROG)\" -DBOOT_VERS=\"$(VERSION)\"
CPPFLAGS+= -DBOOT_STAGE1 $(BOOTCPPFLAGS)
CPPFLAGS+= -nostdinc -I${.OBJDIR} -I${S}
CPPFLAGS+= -I$M/stand/libiocs -I$M/stand/libsa -I$M/stand/common
AFLAGS=	   ${CFLAGS:M-[ID]*}
LINKFLAGS=   -n -Bstatic -T ${.CURDIR}/../xxboot.ldscript -M
LINKFLAGS+=  --defsym=TEXTADDR=$(TEXT)
LINKFLAGS+=  --defsym=TEXTDATASIZE=$(TEXTDATASIZE)
LINKFLAGS+=  -noinhibit-exec	# XXX
LIBIOCS!= cd $M/stand/libiocs && ${PRINTOBJDIR}
LIBSA!=	  cd $M/stand/libsa && ${PRINTOBJDIR}
LDLIBS=	  -L${LIBSA}/lib/sa -lsa -L ${LIBSA}/lib/kern -lkern
LDLIBS+=  -L${LIBIOCS} -liocs

.PATH: $S/lib/libsa
CPPFLAGS+= -DLIBSA_SINGLE_FILESYSTEM=$(FS)
CPPFLAGS+= -DLIBSA_SINGLE_DEVICE=$(DEV)
CPPFLAGS+= -DLIBSA_NO_TWIDDLE -DLIBSA_NO_FD_CHECKING -DLIBSA_NO_RAW_ACCESS -DLIBSA_NO_FS_WRITE
SRCS+=	open.c close.c read.c lseek.c loadfile.c loadfile_aout.c alloc.c
SRCS+=  $(FS).c

.PATH: $M/stand/common
SRCS+=	exec_image.S

.include "${.CURDIR}/../../Makefile.booters"

CLEANFILES+=	${PROG}.x $(PROG).map ${PROG}


${PROG}: $(OBJS)
	${_MKTARGET_LINK}
	$(LD) $(LINKFLAGS) -o ${PROG} $(OBJS) $(LDLIBS) > $(PROG).map
	@grep first_kbyte $(PROG).map
	@if [ `${TOOL_AWK}						   \
	    '/first_kbyte/ {print "eval(eval("$$1")-eval('$(TEXT)'))"}'	   \
	    $(PROG).map | ${TOOL_M4} -` -gt 1024 ];			   \
	then echo '$(BOOT): first_kbyte exceeds the first killobyte';	   \
	    rm $(PROG) ; exit 1; 					   \
	fi
	@if [ `${TOOL_AWK}						   \
	    '/_edata/ {print "eval(eval("$$1")-eval('$(TEXT)'))"}'	   \
	    $(PROG).map | ${TOOL_M4} -`					   \
	    -gt								   \
	    `echo 'eval($(TEXTDATASIZE))' | ${TOOL_M4} -` ];		   \
	then echo '$(BOOT): text+data is too large';			   \
	    rm $(PROG) ; exit 1; 					   \
	fi
	${TOUCHPROG}

.include <bsd.prog.mk>