xref: /openbsd/sys/arch/landisk/stand/xxboot/Makefile (revision 6d62b6ec)
1#	$OpenBSD: Makefile,v 1.14 2022/09/02 10:15:35 miod Exp $
2
3MAN=	xxboot.8
4
5.if ${MACHINE} == "landisk"
6PROG=	xxboot
7SRCS=	pbr.S xxboot.S boot1.c ufs12.c
8LDFLAGS=-nostdlib -Ttext 0x8c201000 -N -x -Bstatic -e start -nopie -znorelro
9
10INSTALL_STRIP=
11
12XXBOOT_SECTORS?= 15
13XXBOOT_MAXSIZE?= (( ${XXBOOT_SECTORS} * 512 ))
14
15CPPFLAGS+=-D_STANDALONE
16CPPFLAGS+=-nostdinc -I${.OBJDIR} -I${.CURDIR}/.. -I${.CURDIR}/../../../..
17CPPFLAGS+=-DLOADADDRESS=0x8ff00000 -DXXBOOT_SECTORS=${XXBOOT_SECTORS}
18CFLAGS+=-m4-nofpu -fno-pie
19CFLAGS+=-Wall -Wimplicit-function-declaration -Werror
20AFLAGS+= -fno-pie
21
22OBJCOPY?=objcopy
23
24S=	${.CURDIR}/../../../..
25NO_NET=
26SAREL=
27.include "${S}/lib/libsa/Makefile.inc"
28DPADD+= $(SALIB)
29LDADD+= $(SALIB)
30
31.PATH:	${S}/lib/libkern/arch/sh ${S}/lib/libkern
32SRCS+=	strlen.c
33#SRCS+=	ashldi3.c ashrdi3.c moddi3.c sdivsi3.S udivsi3.S
34SRCS+=	ashldi3.c ashrdi3.c moddi3.c udivsi3.S
35
36${PROG}: ${OBJS} ${DPADD}
37	${LD} -o ${PROG}.sym ${LDFLAGS} \
38		-Map ${PROG}.map -cref ${OBJS} ${LDADD}
39	${OBJCOPY} -O binary ${PROG}.sym ${PROG}
40	@ sz=$$(ls -ln ${PROG} | tr -s ' ' | cut -d' ' -f5); \
41	if [ "$$sz" -gt "$$${XXBOOT_MAXSIZE}" ]; then \
42		echo "### ${PROG} size $$sz is larger than ${XXBOOT_MAXSIZE}" >&2 \
43		rm -f ${PROG}; \
44		! :; \
45	else \
46		: pad to sector boundary; \
47		pad=$$(( 512 - ( $$sz & 511 ) )); \
48		[ $$pad = 512 ] || \
49		    dd if=/dev/zero bs=1 count=$$pad >>${PROG} 2>/dev/null; \
50		echo "${PROG} size $$sz, $$((${XXBOOT_MAXSIZE} - $$sz)) free"; \
51	fi
52.else
53NOPROG=
54.endif
55
56
57.include <bsd.prog.mk>
58