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# $FreeBSD$
MAN=
.include <src.opts.mk>
MK_SSP= no
PROG= boot1.sym
INTERNALPROG=
WARNS?= 6
# We implement a slightly non-standard %S in that it always takes a
# CHAR16 that's common in UEFI-land instead of a wchar_t. This only
# seems to matter on arm64 where wchar_t defaults to an int instead
# of a short. There's no good cast to use here so just ignore the
# warnings for now.
CWARNFLAGS.boot1.c+= -Wno-format
# Disable warnings that are currently incompatible with the zfs boot code
CWARNFLAGS.zfs_module.c += -Wno-array-bounds
CWARNFLAGS.zfs_module.c += -Wno-cast-align
CWARNFLAGS.zfs_module.c += -Wno-cast-qual
CWARNFLAGS.zfs_module.c += -Wno-missing-prototypes
CWARNFLAGS.zfs_module.c += -Wno-sign-compare
CWARNFLAGS.zfs_module.c += -Wno-unused-parameter
CWARNFLAGS.zfs_module.c += -Wno-unused-function
CWARNFLAGS.skein.c += -Wno-cast-align
.if ${COMPILER_TYPE} == "clang"
CWARNFLAGS.skein.c += -Wno-missing-variable-declarations
.else if ${COMPILER_TYPE} == "gcc"
CWARNFLAGS.skein.c += -Wno-missing-declarations
.endif
# architecture-specific loader code
SRCS= boot1.c self_reloc.c start.S ufs_module.c
.if ${MK_ZFS} != "no"
SRCS+= zfs_module.c
SRCS+= skein.c skein_block.c
# Do not unroll skein loops, reduce code size
CFLAGS+= -DSKEIN_LOOP=111
.PATH: ${.CURDIR}/../../../crypto/skein
.endif
.if ${COMPILER_TYPE} == "gcc" && ${COMPILER_VERSION} > 40201
CWARNFLAGS.self_reloc.c+= -Wno-error=maybe-uninitialized
.endif
CFLAGS+= -I.
CFLAGS+= -I${.CURDIR}/../include
CFLAGS+= -I${.CURDIR}/../include/${MACHINE}
CFLAGS+= -I${.CURDIR}/../../../contrib/dev/acpica/include
CFLAGS+= -I${.CURDIR}/../../..
CFLAGS+= -DEFI_UFS_BOOT
.ifdef(EFI_DEBUG)
CFLAGS+= -DEFI_DEBUG
.endif
.if ${MK_ZFS} != "no"
CFLAGS+= -I${.CURDIR}/../../zfs/
CFLAGS+= -I${.CURDIR}/../../../cddl/boot/zfs/
CFLAGS+= -I${.CURDIR}/../../../crypto/skein
CFLAGS+= -DEFI_ZFS_BOOT
.endif
# Always add MI sources and REGULAR efi loader bits
.PATH: ${.CURDIR}/../loader/arch/${MACHINE}
.PATH: ${.CURDIR}/../loader
.PATH: ${.CURDIR}/../../common
CFLAGS+= -I${.CURDIR}/../../common
FILES= boot1.efi boot1.efifat
FILESMODE_boot1.efi= ${BINMODE}
LDSCRIPT= ${.CURDIR}/../loader/arch/${MACHINE}/ldscript.${MACHINE}
LDFLAGS+= -Wl,-T${LDSCRIPT},-Bsymbolic,-znotext -shared
.if ${MACHINE_CPUARCH} == "aarch64"
CFLAGS+= -mgeneral-regs-only
.endif
.if ${MACHINE_CPUARCH} == "amd64" || ${MACHINE_CPUARCH} == "i386"
CFLAGS+= -fPIC
LDFLAGS+= -Wl,-znocombreloc
.endif
LIBEFI= ${.OBJDIR}/../libefi/libefi.a
#
# Add libstand for the runtime functions used by the compiler - for example
# __aeabi_* (arm) or __divdi3 (i386).
# as well as required string and memory functions for all platforms.
#
DPADD+= ${LIBEFI} ${LIBSA}
LDADD+= ${LIBEFI} ${LIBSA}
DPADD+= ${LDSCRIPT}
NM?= nm
OBJCOPY?= objcopy
.if ${MACHINE_CPUARCH} == "amd64"
EFI_TARGET= efi-app-x86_64
.elif ${MACHINE_CPUARCH} == "i386"
EFI_TARGET= efi-app-ia32
.else
EFI_TARGET= binary
.endif
# Arbitrarily set the PE/COFF header timestamps to 1 Jan 2016 00:00:00
# for build reproducibility.
SOURCE_DATE_EPOCH?=1451606400
boot1.efi: ${PROG}
if ${NM} ${.ALLSRC} | grep ' U '; then \
echo "Undefined symbols in ${.ALLSRC}"; \
exit 1; \
fi
SOURCE_DATE_EPOCH=${SOURCE_DATE_EPOCH} \
${OBJCOPY} -j .peheader -j .text -j .sdata -j .data \
-j .dynamic -j .dynsym -j .rel.dyn \
-j .rela.dyn -j .reloc -j .eh_frame \
--output-target=${EFI_TARGET} ${.ALLSRC} ${.TARGET}
boot1.o: ${.CURDIR}/../../common/ufsread.c
# The following inserts our objects into a template FAT file system
# created by generate-fat.sh
.include "${.CURDIR}/Makefile.fat"
boot1.efifat: boot1.efi
@set -- `ls -l ${.ALLSRC}`; \
x=$$(($$5-${BOOT1_MAXSIZE})); \
if [ $$x -ge 0 ]; then \
echo "boot1 $$x bytes too large; regenerate FAT templates?" >&2 ;\
exit 1; \
fi
echo ${.OBJDIR}
xz -d -c ${.CURDIR}/fat-${MACHINE}.tmpl.xz > ${.TARGET}
${DD} if=${.ALLSRC} of=${.TARGET} seek=${BOOT1_OFFSET} conv=notrunc
CLEANFILES= boot1.efi boot1.efifat
.include <bsd.prog.mk>
beforedepend ${OBJS}: machine
CLEANFILES+= machine
machine: .NOMETA
ln -sf ${.CURDIR}/../../../${MACHINE}/include machine
.if ${MACHINE_CPUARCH} == "amd64" || ${MACHINE_CPUARCH} == "i386"
beforedepend ${OBJS}: x86
CLEANFILES+= x86
x86: .NOMETA
ln -sf ${.CURDIR}/../../../x86/include x86
.endif
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