minix/sys/arch/i386/stand/cdboot/Makefile
Ben Gras 6611dddc31 gold -Ttext=.. workaround
replace invocations of -Ttext=.. with --section-start=.text=.. for
gnu gold-ld. it was giving very weird results when given page-rounded
values. --section-start=.text=.. works for both bfd-ld and gold.
2014-07-28 17:05:50 +02:00

69 lines
1.4 KiB
Makefile

# $NetBSD: Makefile,v 1.13 2013/09/12 05:54:38 joerg Exp $
S= ${.CURDIR}/../../../..
AFLAGS.cdboot.S= ${${ACTIVE_CC} == "clang":?-no-integrated-as:}
PIE_CFLAGS=
PIE_LDFLAGS=
PIE_AFLAGS=
NOMAN= # defined
.include <bsd.own.mk>
.if defined(__MINIX)
AFLAGS+= -Wa,--divide
.endif # defined(__MINIX)
STRIPFLAG= # nothing
LIBCRT0= # nothing
LIBCRTBEGIN= # nothing
LIBCRTEND= # nothing
LIBC= # nothing
PRIMARY_LOAD_ADDRESS= 0x1000
SECONDARY_LOAD_ADDRESS= 0x10000
PROG= bootxx_cd9660
SRCS?= cdboot.S
BINDIR= /usr/mdec
BINMODE= 444
.PATH: ${.CURDIR}/..
LDFLAGS+= -nostdlib -Wl,-e,start
CPPFLAGS+= -I. -I${.CURDIR}/../lib -I${S}
CPPFLAGS+= -DPRIMARY_LOAD_ADDRESS=${PRIMARY_LOAD_ADDRESS}
CPPFLAGS+= -DSECONDARY_LOAD_ADDRESS=${SECONDARY_LOAD_ADDRESS}
CPPFLAGS+= -DDISABLE_KEYPRESS
.if ${MACHINE_ARCH} == "x86_64"
LDFLAGS+= -Wl,-m,elf_i386
AFLAGS+= -m32
.endif
BUILDSYMLINKS+= $S/arch/i386/include machine \
$S/arch/x86/include x86
DPSRCS+= machine x86
CLEANFILES+= ${PROG}.tmp
${PROG}: ${OBJS}
${_MKTARGET_LINK}
.if defined(__MINIX)
${CC} -o ${PROG}.tmp ${LDFLAGS} -Wl,--section-start=.text=${PRIMARY_LOAD_ADDRESS} \
${OBJS}
.else
${CC} -o ${PROG}.tmp ${LDFLAGS} -Wl,-Ttext,${PRIMARY_LOAD_ADDRESS} \
${OBJS}
.endif
@ set -- $$( ${NM} -t d ${PROG}.tmp | grep '\<free_space\>' \
| ${TOOL_SED} 's/^0*//' ); \
echo "#### There are $$1 free bytes in ${PROG}"
${OBJCOPY} -O binary ${PROG}.tmp ${PROG}
rm -f ${PROG}.tmp
.include <bsd.prog.mk>