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.
173 lines
4.4 KiB
Clojure
173 lines
4.4 KiB
Clojure
# $NetBSD: Makefile.boot,v 1.60 2013/08/21 17:15:26 matt Exp $
|
|
|
|
S= ${.CURDIR}/../../../../..
|
|
|
|
NOMAN=
|
|
PROG?= boot
|
|
NEWVERSWHAT?= "BIOS Boot"
|
|
VERSIONFILE?= ${.CURDIR}/../version
|
|
|
|
AFLAGS.biosboot.S= ${${ACTIVE_CC} == "clang":?-no-integrated-as:}
|
|
|
|
SOURCES?= biosboot.S boot2.c conf.c devopen.c exec.c
|
|
SRCS= ${SOURCES}
|
|
.if !make(depend)
|
|
SRCS+= vers.c
|
|
.endif
|
|
|
|
PIE_CFLAGS=
|
|
PIE_AFLAGS=
|
|
PIE_LDFLAGS=
|
|
|
|
.include <bsd.own.mk>
|
|
|
|
STRIPFLAG= # nothing
|
|
|
|
LIBCRT0= # nothing
|
|
LIBCRTBEGIN= # nothing
|
|
LIBCRTEND= # nothing
|
|
LIBC= # nothing
|
|
|
|
BINDIR=/usr/mdec
|
|
BINMODE=444
|
|
|
|
.PATH: ${.CURDIR}/.. ${.CURDIR}/../../lib
|
|
|
|
LDFLAGS+= -nostdlib -Wl,-N -Wl,-e,boot_start
|
|
CPPFLAGS+= -I ${.CURDIR}/.. -I ${.CURDIR}/../../lib -I ${S}/lib/libsa
|
|
CPPFLAGS+= -I ${.OBJDIR}
|
|
# Make sure we override any optimization options specified by the user
|
|
COPTS= -Os
|
|
|
|
.if ${MACHINE_ARCH} == "x86_64"
|
|
LDFLAGS+= -Wl,-m,elf_i386
|
|
AFLAGS+= -m32
|
|
CPUFLAGS= -m32
|
|
LIBKERN_ARCH=i386
|
|
KERNMISCMAKEFLAGS="LIBKERN_ARCH=i386"
|
|
.else
|
|
CPUFLAGS= -march=i386 -mtune=i386
|
|
.endif
|
|
|
|
CFLAGS+= -mno-sse -mno-sse2 -mno-sse3
|
|
|
|
COPTS+= -ffreestanding
|
|
CFLAGS+= -Wall -Wmissing-prototypes -Wstrict-prototypes
|
|
CPPFLAGS+= -nostdinc -D_STANDALONE
|
|
CPPFLAGS+= -I$S
|
|
|
|
CPPFLAGS+= -DSUPPORT_PS2
|
|
CPPFLAGS+= -DDIRECT_SERIAL
|
|
CPPFLAGS+= -DSUPPORT_SERIAL=boot_params.bp_consdev
|
|
|
|
CPPFLAGS+= -DCONSPEED=boot_params.bp_conspeed
|
|
CPPFLAGS+= -DCONSADDR=boot_params.bp_consaddr
|
|
CPPFLAGS+= -DCONSOLE_KEYMAP=boot_params.bp_keymap
|
|
|
|
CPPFLAGS+= -DSUPPORT_CD9660
|
|
CPPFLAGS+= -DSUPPORT_USTARFS
|
|
CPPFLAGS+= -DSUPPORT_DOSFS
|
|
CPPFLAGS+= -DSUPPORT_EXT2FS
|
|
CPPFLAGS+= -DSUPPORT_MINIXFS3
|
|
CPPFLAGS+= -DPASS_BIOSGEOM
|
|
CPPFLAGS+= -DPASS_MEMMAP
|
|
#CPPFLAGS+= -DBOOTPASSWD
|
|
CPPFLAGS+= -DEPIA_HACK
|
|
#CPPFLAGS+= -DDEBUG_MEMSIZE
|
|
#CPPFLAGS+= -DBOOT_MSG_COM0
|
|
CPPFLAGS+= -DLIBSA_ENABLE_LS_OP
|
|
|
|
# The biosboot code is linked to 'virtual' address of zero and is
|
|
# loaded at physical address 0x10000.
|
|
# XXX The heap values should be determined from _end.
|
|
SAMISCCPPFLAGS+= -DHEAP_START=0x40000 -DHEAP_LIMIT=0x70000
|
|
SAMISCCPPFLAGS+= -DLIBSA_PRINTF_LONGLONG_SUPPORT
|
|
SAMISCMAKEFLAGS+= SA_USE_CREAD=yes # Read compressed kernels
|
|
SAMISCMAKEFLAGS+= SA_INCLUDE_NET=no # Netboot via TFTP, NFS
|
|
|
|
CPPFLAGS+= -Wno-pointer-sign
|
|
|
|
# CPPFLAGS+= -DBOOTXX_RAID1_SUPPORT
|
|
|
|
I386_STAND_DIR?= $S/arch/i386/stand
|
|
|
|
### find out what to use for libi386
|
|
I386DIR= ${I386_STAND_DIR}/lib
|
|
.include "${I386DIR}/Makefile.inc"
|
|
LIBI386= ${I386LIB}
|
|
|
|
### find out what to use for libsa
|
|
SA_AS= library
|
|
SAMISCMAKEFLAGS+="SA_USE_LOADFILE=yes"
|
|
SAMISCMAKEFLAGS+="SA_ENABLE_LS_OP=yes"
|
|
.include "${S}/lib/libsa/Makefile.inc"
|
|
LIBSA= ${SALIB}
|
|
|
|
.ifndef __MINIX
|
|
### find out what to use for libkern
|
|
KERN_AS= library
|
|
.include "${S}/lib/libkern/Makefile.inc"
|
|
LIBKERN= ${KERNLIB}
|
|
.else
|
|
|
|
# When using gold linker, specify the linker script
|
|
GOLDLINKERSCRIPT?= ${LDS_N}
|
|
USE_BITCODE=no
|
|
|
|
# use MINIX minc
|
|
LIBKERN= ${DESTDIR}/usr/lib/libminc.a
|
|
.endif
|
|
|
|
### find out what to use for libz
|
|
Z_AS= library
|
|
.include "${S}/lib/libz/Makefile.inc"
|
|
LIBZ= ${ZLIB}
|
|
|
|
|
|
cleandir distclean: .WAIT cleanlibdir
|
|
|
|
cleanlibdir:
|
|
-rm -rf lib
|
|
|
|
LIBLIST= ${LIBI386} ${LIBSA} ${LIBZ} ${LIBKERN} ${LIBI386} ${LIBSA}
|
|
# LIBLIST= ${LIBSA} ${LIBKERN} ${LIBI386} ${LIBSA} ${LIBZ} ${LIBKERN}
|
|
|
|
CLEANFILES+= ${PROG}.tmp ${PROG}.map ${PROG}.syms vers.c
|
|
|
|
vers.c: ${VERSIONFILE} ${SOURCES} ${LIBLIST} ${.CURDIR}/../Makefile.boot
|
|
${HOST_SH} ${S}/conf/newvers_stand.sh ${VERSIONFILE} x86 ${NEWVERSWHAT}
|
|
|
|
.if defined(__MINIX)
|
|
# BJG
|
|
# -Wl,-Ttext,0 changed to --section-start=.text=0 twice below of a gold problem.
|
|
# did not leave both versions in because of the huge continued line.
|
|
.endif
|
|
|
|
# Anything that calls 'real_to_prot' must have a %pc < 0x10000.
|
|
# We link the program, find the callers (all in libi386), then
|
|
# explicitly pull in the required objects before any other library code.
|
|
${PROG}: ${OBJS} ${LIBLIST} ${.CURDIR}/../Makefile.boot
|
|
${_MKTARGET_LINK}
|
|
bb="$$( ${CC} -o ${PROG}.syms ${LDFLAGS} -Wl,--section-start=.text=0 -Wl,-cref \
|
|
${OBJS} ${LIBLIST} | ( \
|
|
while read symbol file; do \
|
|
[ -z "$$file" ] && continue; \
|
|
[ "$$symbol" = real_to_prot ] && break; \
|
|
done; \
|
|
while \
|
|
oifs="$$IFS"; \
|
|
IFS='()'; \
|
|
set -- $$file; \
|
|
IFS="$$oifs"; \
|
|
[ -n "$$2" ] && echo "${I386DST}/$$2"; \
|
|
read file rest && [ -z "$$rest" ]; \
|
|
do :; \
|
|
done; \
|
|
) )"; \
|
|
${CC} -o ${PROG}.syms ${LDFLAGS} -Wl,--section-start=.text=0 \
|
|
-Wl,-Map,${PROG}.map -Wl,-cref ${OBJS} $$bb ${LIBLIST}
|
|
${OBJCOPY} -O binary ${PROG}.syms ${PROG}
|
|
|
|
.include <bsd.prog.mk>
|
|
KLINK_MACHINE= i386
|
|
.include <bsd.klinks.mk>
|