# $NetBSD: Makefile.booters,v 1.65 2021/04/25 23:42:08 christos Exp $

NOMAN=		# defined
NOPIE=		# defined

.include <bsd.own.mk>

# $S must correspond to the top of the 'sys' tree
S=	${.CURDIR}/../../../..

BINMODE?=	444

# XXX SHOULD NOT NEED TO DEFINE THESE!
LIBCRT0=
LIBCRTI=
LIBC=
LIBCRTBEGIN=
LIBCRTEND=

.PATH:		${.CURDIR}/../common
AFLAGS+=	-D_LOCORE -D_KERNEL -mno-abicalls
# -I${.CURDIR}/../.. done by Makefile.inc
CPPFLAGS+=	-nostdinc -D_STANDALONE -DNO_ABICALLS -D_NO_PROM_DEFINES \
		-I${.OBJDIR} -I${S}
# compiler flags for smallest code size
CFLAGS=		-ffreestanding -Os -g -mmemcpy -mno-abicalls -G 128
CFLAGS+=	-fno-unwind-tables
CFLAGS+=	-Wall -Wmissing-prototypes -Wstrict-prototypes -Wpointer-arith
CFLAGS+=	-Werror
LDBUG=		-T $S/arch/mips/conf/stand.ldscript

.if !empty(MACHINE_ARCH:Mmips*64el)
AFLAGS+=	-mips3 -mabi=32
CFLAGS+=	-mips3 -mabi=32
LDBUG+=		-m elf32ltsmip
.endif

NETBSD_VERS!=	${HOST_SH} ${.CURDIR}/../../../../conf/osrelease.sh
CPPFLAGS+=	-DNETBSD_VERS='"${NETBSD_VERS}"'

PRIMARY_LOAD_ADDRESS?=	0x80700000
SECONDARY_LOAD_ADDRESS?=0x80710000

.if defined(PRIMARY_PROG)
PROG=		${PRIMARY_PROG}
SRCS =		start.S bootxx.c callvec.c
SRCS+=		devopen.c conf.c rz.c
SRCS+=		bootinit.S bootread.S clear_cache.S printf.S

LOAD_ADDRESS=	${PRIMARY_LOAD_ADDRESS}
# Pick a number, any number...
PRIMARY_MAX_TOTAL!=	expr 16 \* 1024

CPPFLAGS+=	-DPRIMARY_BOOTBLOCK \
		-DPRIMARY_LOAD_ADDRESS="${PRIMARY_LOAD_ADDRESS}" \
		-DNO_GETCHAR \
		-DLIBSA_NO_FS_SYMLINK -DLIBSA_NO_FS_WRITE \
		-DLIBSA_NO_FS_CLOSE \
		-DLIBSA_NO_DEV_CLOSE \
		-DLIBSA_NO_DEV_IOCTL \
		-DLIBSA_SINGLE_DEVICE=rz \
		-D"rzioctl(x,y,z)=EINVAL" -D"rzclose(f)=0" \
		-DLIBSA_NO_TWIDDLE \
		-DLIBSA_NO_FD_CHECKING \
		-DLIBSA_NO_RAW_ACCESS \
		-DLIBSA_NO_DISKLABEL_MSGS \
		-DALLOC_FIRST_FIT

CHECKSIZE_CMD?=	SIZE=${SIZE} ${HOST_SH} ${.CURDIR}/../common/checksize.sh

.elif defined(SECONDARY_PROG)
PROG=		${SECONDARY_PROG}
LOAD_ADDRESS=	${SECONDARY_LOAD_ADDRESS}
CPPFLAGS+=	-DSECONDARY_BOOTBLOCK

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

.else
# XXX ?
.endif

### find out what to use for libkern
KERN_AS=	library
.include "${S}/lib/libkern/Makefile.inc"
LIBKERN=	${KERNLIB}

### find out what to use for libz
.if defined(PRIMARY_PROG)
LIBZ=
.else
Z_AS=		library
.include "${S}/lib/libz/Makefile.inc"
LIBZ=		${ZLIB}
.endif

### find out what to use for libsa
SA_AS=		library
.if defined(PRIMARY_PROG)
SAMISCMAKEFLAGS+=SA_INCLUDE_NET=no
.endif
.if defined(SECONDARY_PROG)
SAMISCMAKEFLAGS+=SA_USE_LOADFILE=yes SA_USE_CREAD=yes
SAMISCMAKEFLAGS+=SA_INCLUDE_NET=yes
.endif
.include "${S}/lib/libsa/Makefile.inc"
LIBSA=		${SALIB}

LIBS=		${LIBSA} ${LIBZ} ${LIBSA} ${LIBKERN}

${PROG}: ${OBJS} ${LIBS}
	${LD} -Map ${PROG}.map -N -x -Ttext ${LOAD_ADDRESS} \
	    ${LDBUG} -e start -o ${PROG} ${OBJS} ${LIBS}
	@${SIZE} ${PROG}
.if defined(CHECKSIZE_CMD)
	@${CHECKSIZE_CMD} ${PROG} ${PRIMARY_MAX_LOAD} ${PRIMARY_MAX_TOTAL} || \
	    (rm -f ${PROG} ; false)
.endif
.if defined(DO_ECOFF_BINARY)
	@echo -n "Creating ECOFF binary... "
	@mv ${PROG} ${PROG}.elf
	@${MIPS_ELF2ECOFF} ${PROG}.elf ${PROG}
.endif

.include <bsd.klinks.mk>
.include <bsd.prog.mk>

CLEANFILES+=	${PROG}.map ${PROG}.elf

cleandir distclean: .WAIT cleanlibdir

cleanlibdir:
	-rm -rf lib