Compile loader as Little-Endian on PPC64/POWER8
Add flag to the makefile to allow loader compilation as Little-Endian 32-bit executable. Usage: make WITH_LOADER_FORCE_LE=yes -C sys/boot all Submitted by: Wojciech Macek <wma@freebsd.org> Reviewed by: imp, nwhitehorn Obtained from: Semihalf Sponsored by: QCM Technologies Differential revision: https://reviews.freebsd.org/D12421
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svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=324099
@ -180,6 +180,7 @@ __DEFAULT_NO_OPTIONS = \
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GNU_GREP_COMPAT \
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HESIOD \
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LIBSOFT \
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LOADER_FORCE_LE \
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NAND \
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OFED \
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OPENLDAP \
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@ -1,6 +1,6 @@
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# $FreeBSD$
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.include <bsd.own.mk>
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.include <src.opts.mk>
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SSP_CFLAGS=
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@ -22,3 +22,11 @@ CFLAGS.clang+= -mfpu=none
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# when this test succeeds rather than require dd to be a bootstrap tool.
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DD_NOSTATUS!=(dd status=none count=0 2> /dev/null && echo status=none) || true
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DD=dd ${DD_NOSTATUS}
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.if ${MK_LOADER_FORCE_LE} != "no"
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.if ${MACHINE_ARCH} == "powerpc64"
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CFLAGS+= -mlittle-endian
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.endif
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.endif
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