44126818d2
ib_uverbs_flow_resources_free() is declard in two header files in upstream OFED. Disable the warning to avoid introducing diffs to fix the build on GCC 9. While here, fix the ibcore module to disable the same warnings disabled in OFED_CFLAGS. Reviewed by: hselasky Differential Revision: https://reviews.freebsd.org/D31943
368 lines
12 KiB
Makefile
368 lines
12 KiB
Makefile
# $FreeBSD$
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# Part of a unified Makefile for building kernels. This part contains all
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# of the definitions that need to be before %BEFORE_DEPEND.
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# Allow user to configure things that only effect src tree builds.
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# Note: This is duplicated from src.sys.mk to ensure that we include
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# /etc/src.conf when building the kernel. Kernels can be built without
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# the rest of /usr/src, but they still always process SRCCONF even though
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# the normal mechanisms to prevent that (compiling out of tree) won't
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# work. To ensure they do work, we have to duplicate thee few lines here.
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SRCCONF?= /etc/src.conf
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.if (exists(${SRCCONF}) || ${SRCCONF} != "/etc/src.conf") && !target(_srcconf_included_)
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.include "${SRCCONF}"
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_srcconf_included_:
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.endif
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.include <bsd.own.mk>
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.include <bsd.compiler.mk>
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.include "kern.opts.mk"
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# The kernel build always occurs in the object directory which is .CURDIR.
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.if ${.MAKE.MODE:Unormal:Mmeta}
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.MAKE.MODE+= curdirOk=yes
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.endif
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# The kernel build always expects .OBJDIR=.CURDIR.
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.OBJDIR: ${.CURDIR}
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.if defined(NO_OBJWALK) || ${MK_AUTO_OBJ} == "yes"
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NO_OBJWALK= t
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NO_MODULES_OBJ= t
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.endif
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.if !defined(NO_OBJWALK)
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_obj= obj
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.endif
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# Can be overridden by makeoptions or /etc/make.conf
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KERNEL_KO?= kernel
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KERNEL?= kernel
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KODIR?= /boot/${KERNEL}
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LDSCRIPT_NAME?= ldscript.$M
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LDSCRIPT?= $S/conf/${LDSCRIPT_NAME}
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M= ${MACHINE}
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AWK?= awk
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CP?= cp
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NM?= nm
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OBJCOPY?= objcopy
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SIZE?= size
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.if defined(DEBUG)
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CTFFLAGS+= -g
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.endif
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.if ${MACHINE_CPUARCH} == "amd64" && ${COMPILER_TYPE} != "clang"
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_COPTFLAGS_EXTRA=-frename-registers
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.else
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_COPTFLAGS_EXTRA=
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.endif
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COPTFLAGS?=-O2 -pipe ${_COPTFLAGS_EXTRA}
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.if !empty(COPTFLAGS:M-O[23s]) && empty(COPTFLAGS:M-fno-strict-aliasing)
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COPTFLAGS+= -fno-strict-aliasing
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.endif
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.if !defined(NO_CPU_COPTFLAGS)
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COPTFLAGS+= ${_CPUCFLAGS}
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.endif
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NOSTDINC= -nostdinc
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INCLUDES= ${NOSTDINC} ${INCLMAGIC} -I. -I$S -I$S/contrib/ck/include
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CFLAGS= ${COPTFLAGS} ${DEBUG}
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CFLAGS+= ${INCLUDES} -D_KERNEL -DHAVE_KERNEL_OPTION_HEADERS -include opt_global.h
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CFLAGS_PARAM_INLINE_UNIT_GROWTH?=100
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CFLAGS_PARAM_LARGE_FUNCTION_GROWTH?=1000
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.if ${MACHINE_CPUARCH} == "mips"
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CFLAGS_ARCH_PARAMS?=--param max-inline-insns-single=1000 -DMACHINE_ARCH='"${MACHINE_ARCH}"'
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.endif
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CFLAGS.gcc+= -fms-extensions -finline-limit=${INLINE_LIMIT}
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CFLAGS.gcc+= --param inline-unit-growth=${CFLAGS_PARAM_INLINE_UNIT_GROWTH}
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CFLAGS.gcc+= --param large-function-growth=${CFLAGS_PARAM_LARGE_FUNCTION_GROWTH}
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CFLAGS.gcc+= -fms-extensions
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.if defined(CFLAGS_ARCH_PARAMS)
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CFLAGS.gcc+=${CFLAGS_ARCH_PARAMS}
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.endif
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WERROR?= -Werror
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# The following should be removed no earlier than LLVM11 being imported into the
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# tree, to ensure we don't regress the build. LLVM11 and GCC10 will switch the
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# default over to -fno-common, making this redundant.
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CFLAGS+= -fno-common
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# XXX LOCORE means "don't declare C stuff" not "for locore.s".
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ASM_CFLAGS= -x assembler-with-cpp -DLOCORE ${CFLAGS} ${ASM_CFLAGS.${.IMPSRC:T}}
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KASAN_ENABLED!= grep KASAN opt_global.h || true ; echo
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.if !empty(KASAN_ENABLED)
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SAN_CFLAGS+= -DSAN_NEEDS_INTERCEPTORS -DSAN_INTERCEPTOR_PREFIX=kasan \
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-fsanitize=kernel-address \
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-mllvm -asan-stack=true \
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-mllvm -asan-instrument-dynamic-allocas=true \
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-mllvm -asan-globals=true \
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-mllvm -asan-use-after-scope=true \
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-mllvm -asan-instrumentation-with-call-threshold=0
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.endif
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KCSAN_ENABLED!= grep KCSAN opt_global.h || true ; echo
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.if !empty(KCSAN_ENABLED)
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SAN_CFLAGS+= -DSAN_NEEDS_INTERCEPTORS -DSAN_INTERCEPTOR_PREFIX=kcsan \
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-fsanitize=thread
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.endif
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KMSAN_ENABLED!= grep KMSAN opt_global.h || true ; echo
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.if !empty(KMSAN_ENABLED)
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SAN_CFLAGS+= -DSAN_NEEDS_INTERCEPTORS -DSAN_INTERCEPTOR_PREFIX=kmsan \
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-fsanitize=kernel-memory
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.endif
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KUBSAN_ENABLED!= grep KUBSAN opt_global.h || true ; echo
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.if !empty(KUBSAN_ENABLED)
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SAN_CFLAGS+= -fsanitize=undefined
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.endif
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COVERAGE_ENABLED!= grep COVERAGE opt_global.h || true ; echo
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.if !empty(COVERAGE_ENABLED)
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.if ${COMPILER_TYPE} == "clang" || \
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(${COMPILER_TYPE} == "gcc" && ${COMPILER_VERSION} >= 80100)
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SAN_CFLAGS+= -fsanitize-coverage=trace-pc,trace-cmp
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.else
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SAN_CFLAGS+= -fsanitize-coverage=trace-pc
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.endif
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.endif
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CFLAGS+= ${SAN_CFLAGS}
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GCOV_ENABLED!= grep GCOV opt_global.h || true ; echo
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.if !empty(GCOV_ENABLED)
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.if ${COMPILER_TYPE} == "gcc"
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GCOV_CFLAGS+= -fprofile-arcs -ftest-coverage
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.endif
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.endif
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CFLAGS+= ${GCOV_CFLAGS}
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# Put configuration-specific C flags last so that they can override
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# the others.
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CFLAGS+= ${CONF_CFLAGS}
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.if defined(LINKER_FEATURES) && ${LINKER_FEATURES:Mbuild-id}
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LDFLAGS+= --build-id=sha1
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.endif
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.if (${MACHINE_CPUARCH} == "aarch64" || ${MACHINE_CPUARCH} == "amd64" || \
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${MACHINE_CPUARCH} == "i386" || ${MACHINE} == "powerpc") && \
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defined(LINKER_FEATURES) && ${LINKER_FEATURES:Mifunc} == "" && \
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!make(install)
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.error amd64/arm64/i386/ppc* kernel requires linker ifunc support
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.endif
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.if ${MACHINE_CPUARCH} == "amd64"
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LDFLAGS+= -z max-page-size=2097152
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.if ${LINKER_TYPE} != "lld"
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LDFLAGS+= -z common-page-size=4096
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.else
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.if defined(LINKER_FEATURES) && !${LINKER_FEATURES:Mifunc-noplt}
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.warning "Linker ${LD} does not support -z ifunc-noplt -> ifunc calls are unoptimized."
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.else
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LDFLAGS+= -z notext -z ifunc-noplt
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.endif
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.endif
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.endif # ${MACHINE_CPUARCH} == "amd64"
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.if ${MACHINE_CPUARCH} == "riscv"
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# Hack: Work around undefined weak symbols being out of range when linking with
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# LLD (address is a PC-relative calculation, and BFD works around this by
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# rewriting the instructions to generate an absolute address of 0); -fPIE
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# avoids this since it uses the GOT for all extern symbols, which is overly
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# inefficient for us. Drop once undefined weak symbols work with medany.
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.if ${LINKER_TYPE} == "lld"
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CFLAGS+= -fPIE
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.endif
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.endif
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NORMAL_C= ${CC} -c ${CFLAGS} ${WERROR} ${.IMPSRC}
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NORMAL_S= ${CC:N${CCACHE_BIN}} -c ${ASM_CFLAGS} ${WERROR} ${.IMPSRC}
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NORMAL_C_NOWERROR= ${CC} -c ${CFLAGS} ${.IMPSRC}
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NORMAL_M= ${AWK} -f $S/tools/makeobjops.awk ${.IMPSRC} -c ; \
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${CC} -c ${CFLAGS} ${WERROR} ${.PREFIX}.c
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NORMAL_FW= uudecode -o ${.TARGET} ${.ALLSRC}
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NORMAL_FWO= ${CC:N${CCACHE_BIN}} -c ${ASM_CFLAGS} ${WERROR} -o ${.TARGET} \
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$S/kern/firmw.S -DFIRMW_FILE="${.ALLSRC:M*.fw}" \
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-DFIRMW_SYMBOL="${.ALLSRC:M*.fw:C/[-.\/]/_/g}"
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# for ZSTD in the kernel (include zstd/lib/freebsd before other CFLAGS)
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ZSTD_C= ${CC} -c -DZSTD_HEAPMODE=1 -I$S/contrib/zstd/lib/freebsd ${CFLAGS} \
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-I$S/contrib/zstd/lib -I$S/contrib/zstd/lib/common ${WERROR} \
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-Wno-missing-prototypes -U__BMI__ -DZSTD_NO_INTRINSICS ${.IMPSRC}
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# https://github.com/facebook/zstd/commit/812e8f2a [zstd 1.4.1]
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# "Note that [GCC] autovectorization still does not do a good job on the
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# optimized version, so it's turned off via attribute and flag. I found
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# that neither attribute nor command-line flag were entirely successful in
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# turning off vectorization, which is why there were both."
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.if ${COMPILER_TYPE} == "gcc"
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ZSTD_DECOMPRESS_BLOCK_FLAGS= -fno-tree-vectorize
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.endif
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ZINCDIR=$S/contrib/openzfs/include
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# Common for dtrace / zfs
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CDDL_CFLAGS= \
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-DFREEBSD_NAMECACHE \
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-D_SYS_VMEM_H_ \
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-D__KERNEL \
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-D__KERNEL__ \
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-nostdinc \
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-include $S/modules/zfs/static_ccompile.h \
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-I${ZINCDIR} \
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-I${ZINCDIR}/os/freebsd \
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-I${ZINCDIR}/os/freebsd/spl \
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-I${ZINCDIR}/os/freebsd/zfs \
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-I$S/modules/zfs \
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-I$S/contrib/openzfs/module/zstd/include \
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${CFLAGS} \
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-Wno-cast-qual \
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-Wno-duplicate-decl-specifier \
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-Wno-missing-braces \
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-Wno-missing-prototypes \
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-Wno-nested-externs \
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-Wno-parentheses \
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-Wno-pointer-arith \
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-Wno-redundant-decls \
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-Wno-strict-prototypes \
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-Wno-switch \
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-Wno-undef \
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-Wno-uninitialized \
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-Wno-unknown-pragmas \
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-Wno-unused \
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-include ${ZINCDIR}/os/freebsd/spl/sys/ccompile.h \
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-I$S/cddl/contrib/opensolaris/uts/common \
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-I$S -I$S/cddl/compat/opensolaris
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CDDL_C= ${CC} -c ${CDDL_CFLAGS} ${WERROR} ${.IMPSRC}
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# Special flags for managing the compat compiles for ZFS
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ZFS_CFLAGS+= ${CDDL_CFLAGS} -DBUILDING_ZFS -DHAVE_UIO_ZEROCOPY \
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-DWITH_NETDUMP -D__KERNEL__ -D_SYS_CONDVAR_H_ -DSMP \
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-DIN_FREEBSD_BASE -DHAVE_KSID
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.if ${MACHINE_ARCH} == "amd64"
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ZFS_CFLAGS+= -DHAVE_AVX2 -DHAVE_AVX -D__x86_64 -DHAVE_SSE2 -DHAVE_AVX512F \
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-DHAVE_SSSE3 -DHAVE_AVX512BW
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.endif
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.if ${MACHINE_ARCH} == "i386" || ${MACHINE_ARCH} == "powerpc" || \
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${MACHINE_ARCH} == "powerpcspe" || ${MACHINE_ARCH} == "arm"
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ZFS_CFLAGS+= -DBITS_PER_LONG=32
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.else
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ZFS_CFLAGS+= -DBITS_PER_LONG=64
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.endif
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ZFS_ASM_CFLAGS= -x assembler-with-cpp -DLOCORE ${ZFS_CFLAGS}
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ZFS_C= ${CC} -c ${ZFS_CFLAGS} ${WERROR} ${.IMPSRC}
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ZFS_RPC_C= ${CC} -c ${ZFS_CFLAGS} -DHAVE_RPC_TYPES ${WERROR} ${.IMPSRC}
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ZFS_S= ${CC} -c ${ZFS_ASM_CFLAGS} ${WERROR} ${.IMPSRC}
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# Special flags for managing the compat compiles for DTrace
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DTRACE_CFLAGS= -DBUILDING_DTRACE ${CDDL_CFLAGS} -I$S/cddl/dev/dtrace -I$S/cddl/dev/dtrace/${MACHINE_CPUARCH}
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.if ${MACHINE_CPUARCH} == "amd64" || ${MACHINE_CPUARCH} == "i386"
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DTRACE_CFLAGS+= -I$S/cddl/contrib/opensolaris/uts/intel -I$S/cddl/dev/dtrace/x86
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.endif
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DTRACE_CFLAGS+= -I$S/cddl/contrib/opensolaris/common/util -I$S -DDIS_MEM -DSMP -I$S/cddl/compat/opensolaris
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DTRACE_CFLAGS+= -I$S/cddl/contrib/opensolaris/uts/common
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DTRACE_ASM_CFLAGS= -x assembler-with-cpp -DLOCORE ${DTRACE_CFLAGS}
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DTRACE_C= ${CC} -c ${DTRACE_CFLAGS} ${WERROR} ${.IMPSRC}
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DTRACE_S= ${CC} -c ${DTRACE_ASM_CFLAGS} ${WERROR} ${.IMPSRC}
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# Special flags for managing the compat compiles for DTrace/FBT
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FBT_CFLAGS= -DBUILDING_DTRACE -nostdinc -I$S/cddl/dev/fbt/${MACHINE_CPUARCH} -I$S/cddl/dev/fbt ${CDDL_CFLAGS} -I$S/cddl/compat/opensolaris -I$S/cddl/contrib/opensolaris/uts/common
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.if ${MACHINE_CPUARCH} == "amd64" || ${MACHINE_CPUARCH} == "i386"
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FBT_CFLAGS+= -I$S/cddl/dev/fbt/x86
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.endif
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FBT_C= ${CC} -c ${FBT_CFLAGS} ${WERROR} ${.IMPSRC}
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.if ${MK_CTF} != "no"
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NORMAL_CTFCONVERT= ${CTFCONVERT} ${CTFFLAGS} ${.TARGET}
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.elif ${MAKE_VERSION} >= 5201111300
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NORMAL_CTFCONVERT=
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.else
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NORMAL_CTFCONVERT= @:
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.endif
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# Linux Kernel Programming Interface C-flags
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LINUXKPI_INCLUDES= -I$S/compat/linuxkpi/common/include
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LINUXKPI_C= ${NORMAL_C} ${LINUXKPI_INCLUDES}
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# Infiniband C flags. Correct include paths and omit errors that linux
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# does not honor.
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OFEDINCLUDES= -I$S/ofed/include -I$S/ofed/include/uapi ${LINUXKPI_INCLUDES}
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OFEDNOERR= -Wno-cast-qual -Wno-pointer-arith -Wno-redundant-decls
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OFEDCFLAGS= ${CFLAGS:N-I*} -DCONFIG_INFINIBAND_USER_MEM \
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${OFEDINCLUDES} ${CFLAGS:M-I*} ${OFEDNOERR}
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OFED_C_NOIMP= ${CC} -c -o ${.TARGET} ${OFEDCFLAGS} ${WERROR}
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OFED_C= ${OFED_C_NOIMP} ${.IMPSRC}
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# mlxfw C flags.
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MLXFW_C= ${OFED_C_NOIMP} \
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-I${SRCTOP}/sys/contrib/xz-embedded/freebsd \
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-I${SRCTOP}/sys/contrib/xz-embedded/linux/lib/xz \
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${.IMPSRC}
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GEN_CFILES= $S/$M/$M/genassym.c ${MFILES:T:S/.m$/.c/}
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SYSTEM_CFILES= config.c env.c hints.c vnode_if.c
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SYSTEM_DEP= Makefile ${SYSTEM_OBJS}
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SYSTEM_OBJS= locore.o ${MDOBJS} ${OBJS}
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SYSTEM_OBJS+= ${SYSTEM_CFILES:.c=.o}
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SYSTEM_OBJS+= hack.pico
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KEYMAP=kbdcontrol -P ${SRCTOP}/share/vt/keymaps -P ${SRCTOP}/share/syscons/keymaps
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KEYMAP_FIX=sed -e 's/^static keymap_t.* = /static keymap_t key_map = /' -e 's/^static accentmap_t.* = /static accentmap_t accent_map = /'
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MD_ROOT_SIZE_CONFIGURED!= grep MD_ROOT_SIZE opt_md.h || true ; echo
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.if ${MFS_IMAGE:Uno} != "no"
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.if empty(MD_ROOT_SIZE_CONFIGURED)
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SYSTEM_OBJS+= embedfs_${MFS_IMAGE:T:R}.o
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.endif
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.endif
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SYSTEM_LD_BASECMD= \
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${LD} -m ${LD_EMULATION} -Bdynamic -T ${LDSCRIPT} ${_LDFLAGS} \
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--no-warn-mismatch --warn-common --export-dynamic \
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--dynamic-linker /red/herring -X
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SYSTEM_LD= @${SYSTEM_LD_BASECMD} -o ${.TARGET} ${SYSTEM_OBJS} vers.o
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SYSTEM_LD_TAIL= @${OBJCOPY} --strip-symbol gcc2_compiled. ${.TARGET} ; \
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${SIZE} ${.TARGET} ; chmod 755 ${.TARGET}
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SYSTEM_DEP+= ${LDSCRIPT}
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# Calculate path for .m files early, if needed.
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.if !defined(NO_MODULES) && !defined(__MPATH) && !make(install) && \
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(empty(.MAKEFLAGS:M-V) || defined(NO_SKIP_MPATH))
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__MPATH!=find ${S:tA}/ -name \*_if.m
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.endif
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# MKMODULESENV is set here so that port makefiles can augment
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# them.
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MKMODULESENV+= MAKEOBJDIRPREFIX=${.OBJDIR}/modules KMODDIR=${KODIR}
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MKMODULESENV+= MACHINE_CPUARCH=${MACHINE_CPUARCH}
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MKMODULESENV+= MACHINE=${MACHINE} MACHINE_ARCH=${MACHINE_ARCH}
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MKMODULESENV+= MODULES_EXTRA="${MODULES_EXTRA}" WITHOUT_MODULES="${WITHOUT_MODULES}"
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MKMODULESENV+= ARCH_FLAGS="${ARCH_FLAGS}"
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.if (${KERN_IDENT} == LINT)
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MKMODULESENV+= ALL_MODULES=LINT
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.endif
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.if defined(MODULES_OVERRIDE)
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MKMODULESENV+= MODULES_OVERRIDE="${MODULES_OVERRIDE}"
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.endif
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.if defined(DEBUG)
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MKMODULESENV+= DEBUG_FLAGS="${DEBUG}"
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.endif
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.if !defined(NO_MODULES)
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MKMODULESENV+= __MPATH="${__MPATH}"
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.endif
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# Detect kernel config options that force stack frames to be turned on.
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DDB_ENABLED!= grep DDB opt_ddb.h || true ; echo
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DTR_ENABLED!= grep KDTRACE_FRAME opt_kdtrace.h || true ; echo
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HWPMC_ENABLED!= grep HWPMC opt_hwpmc_hooks.h || true ; echo
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