xref: /freebsd/sys/conf/kmod.mk (revision 187d8a3ce55a4e2d41fbe61465d5ff4ac0fc6bd5)
1# The include file <bsd.kmod.mk> handles building and installing loadable
2# kernel modules.
3#
4#
5# +++ variables +++
6#
7# CLEANFILES	Additional files to remove for the clean and cleandir targets.
8#
9# EXPORT_SYMS	A list of symbols that should be exported from the module,
10#		or the name of a file containing a list of symbols, or YES
11#		to export all symbols.  If not defined, no symbols are
12#		exported.
13#
14# KMOD		The name of the kernel module to build.
15#
16# KMODDIR	Base path for kernel modules (see kld(4)). [/boot/kernel]
17#
18# KMODOWN	Module file owner. [${BINOWN}]
19#
20# KMODGRP	Module file group. [${BINGRP}]
21#
22# KMODMODE	Module file mode. [${BINMODE}]
23#
24# KMODLOAD	Command to load a kernel module [/sbin/kldload]
25#
26# KMODUNLOAD	Command to unload a kernel module [/sbin/kldunload]
27#
28# KMODISLOADED	Command to check whether a kernel module is
29#		loaded [/sbin/kldstat -q -n]
30#
31# PROG		The name of the kernel module to build.
32#		If not supplied, ${KMOD}.ko is used.
33#
34# SRCS		List of source files.
35#
36# FIRMWS	List of firmware images in format filename:shortname:version
37#
38# FIRMWARE_LICENSE
39#		Set to the name of the license the user has to agree on in
40#		order to use this firmware. See /usr/share/doc/legal
41#
42# DESTDIR	The tree where the module gets installed. [not set]
43#
44# KERNBUILDDIR	Set to the location of the kernel build directory where
45#		the opt_*.h files, .o's and kernel winds up.
46#
47# BLOB_OBJS	Prebuilt binary blobs .o's from the src tree to be linked into
48#		the module. These are precious and not removed in make clean.
49#
50# +++ targets +++
51#
52# 	install:
53#               install the kernel module; if the Makefile
54#               does not itself define the target install, the targets
55#               beforeinstall and afterinstall may also be used to cause
56#               actions immediately before and after the install target
57#		is executed.
58#
59# 	load:
60#		Load a module.
61#
62# 	unload:
63#		Unload a module.
64#
65#	reload:
66#		Unload if loaded, then load.
67#
68
69AWK?=		awk
70KMODLOAD?=	/sbin/kldload
71KMODUNLOAD?=	/sbin/kldunload
72KMODISLOADED?=	/sbin/kldstat -q -n
73OBJCOPY?=	objcopy
74XARGS?=		xargs
75XARGS_J?=	-J
76
77.include "kmod.opts.mk"
78.include <bsd.sysdir.mk>
79
80.SUFFIXES: .out .o .c .cc .cxx .C .y .l .s .S .m
81
82# amd64 uses direct linking for kmod, all others use shared binaries
83.if ${MACHINE_CPUARCH} != amd64
84__KLD_SHARED=yes
85.else
86__KLD_SHARED=no
87.endif
88
89.if !empty(CFLAGS:M-O[23s]) && empty(CFLAGS:M-fno-strict-aliasing)
90CFLAGS+=	-fno-strict-aliasing
91.endif
92WERROR?=	-Werror
93
94LINUXKPI_GENSRCS+= \
95	backlight_if.h \
96	bus_if.h \
97	device_if.h \
98	iicbus_if.h \
99	iicbb_if.h \
100	lkpi_iic_if.c \
101	lkpi_iic_if.h \
102	pci_if.h \
103	pci_iov_if.h \
104	pcib_if.h \
105	vnode_if.h \
106	opt_stack.h
107
108.if ${MK_USB} != "no"
109LINUXKPI_GENSRCS+= \
110	usb_if.h \
111	opt_usb.h
112.endif
113
114LINUXKPI_INCLUDES+= \
115	-I${SYSDIR}/compat/linuxkpi/common/include \
116	-I${SYSDIR}/compat/linuxkpi/dummy/include \
117	-include ${SYSDIR}/compat/linuxkpi/common/include/linux/kconfig.h
118
119CFLAGS+=	${WERROR}
120CFLAGS+=	-D_KERNEL
121CFLAGS+=	-DKLD_MODULE
122.if defined(MODULE_TIED)
123CFLAGS+=	-DKLD_TIED
124.endif
125
126# Don't use any standard or source-relative include directories.
127NOSTDINC=	-nostdinc
128CFLAGS:=	${CFLAGS:N-I*} ${NOSTDINC} ${INCLMAGIC} ${CFLAGS:M-I*}
129.if defined(KERNBUILDDIR)
130CFLAGS+=	-DHAVE_KERNEL_OPTION_HEADERS -include ${KERNBUILDDIR}/opt_global.h
131.else
132SRCS+=		opt_global.h
133CFLAGS+=	-include ${.OBJDIR}/opt_global.h
134.endif
135
136# Add -I paths for system headers.  Individual module makefiles don't
137# need any -I paths for this.  Similar defaults for .PATH can't be
138# set because there are no standard paths for non-headers.
139CFLAGS+=	-I. -I${SYSDIR} -I${SYSDIR}/contrib/ck/include
140
141CFLAGS.gcc+=	-finline-limit=${INLINE_LIMIT}
142CFLAGS.gcc+=	-fms-extensions
143CFLAGS.gcc+= --param inline-unit-growth=100
144CFLAGS.gcc+= --param large-function-growth=1000
145
146# Disallow common variables, and if we end up with commons from
147# somewhere unexpected, allocate storage for them in the module itself.
148#
149# -fno-common is the default for src builds, but this should be left in place
150# until at least we catch up to GCC10/LLVM11 or otherwise enable -fno-common
151# in <bsd.sys.mk> instead.  For now, we will have duplicate -fno-common in
152# CFLAGS for in-tree module builds as they will also pick it up from
153# share/mk/src.sys.mk, but the following is important for out-of-tree modules
154# (e.g. ports).
155CFLAGS+=	-fno-common
156.if ${LINKER_TYPE} != "lld" || ${LINKER_VERSION} < 140000
157# lld >= 14 warns that -d is deprecated, and will be removed.
158LDFLAGS+=	-d
159.endif
160LDFLAGS+=	-warn-common
161
162LDFLAGS+=	--build-id=sha1
163
164CFLAGS+=	${DEBUG_FLAGS}
165.if ${MACHINE_CPUARCH} == aarch64 || ${MACHINE_CPUARCH} == amd64 || \
166    ${MACHINE_CPUARCH} == riscv
167CFLAGS+=	-fno-omit-frame-pointer -mno-omit-leaf-frame-pointer
168.endif
169
170.if ${MACHINE_CPUARCH} == "aarch64" || ${MACHINE_CPUARCH} == "riscv" || \
171    ${MACHINE_CPUARCH} == "powerpc" || ${MACHINE_CPUARCH} == "i386"
172CFLAGS+=	-fPIC
173.endif
174
175.if ${MACHINE_CPUARCH} == "aarch64"
176# https://bugs.freebsd.org/264094
177# lld >= 14 and recent GNU ld can relax adrp+add and adrp+ldr instructions,
178# which breaks VNET.
179LDFLAGS+=	--no-relax
180.endif
181
182# Temporary workaround for PR 196407, which contains the fascinating details.
183# Don't allow clang to use fpu instructions or registers in kernel modules.
184.if ${MACHINE_CPUARCH} == arm
185CFLAGS.clang+=	-mno-movt
186CFLAGS.clang+=	-mfpu=none
187CFLAGS+=	-funwind-tables
188.endif
189
190.if ${MACHINE_CPUARCH} == powerpc
191CFLAGS+=	-mlongcall -fno-omit-frame-pointer
192.if ${LINKER_TYPE} == "lld"
193# TOC optimization in LLD (9.0) currently breaks kernel modules, so disable it
194LDFLAGS+=	--no-toc-optimize
195.endif
196.endif
197
198.if defined(DEBUG) || defined(DEBUG_FLAGS)
199CTFFLAGS+=	-g
200.endif
201
202.if defined(FIRMWS)
203${KMOD:S/$/.c/}: ${SYSDIR}/tools/fw_stub.awk
204	${AWK} -f ${SYSDIR}/tools/fw_stub.awk ${FIRMWS} -m${KMOD} -c${KMOD:S/$/.c/g} \
205	    ${FIRMWARE_LICENSE:C/.+/-l/}${FIRMWARE_LICENSE}
206
207SRCS+=	${KMOD:S/$/.c/}
208CLEANFILES+=	${KMOD:S/$/.c/}
209
210.for _firmw in ${FIRMWS}
211${_firmw:C/\:.*$/.fwo/:T}:	${_firmw:C/\:.*$//} ${SYSDIR}/kern/firmw.S
212	@${ECHO} ${_firmw:C/\:.*$//} ${.ALLSRC:M*${_firmw:C/\:.*$//}}
213	${CC:N${CCACHE_BIN}} -c -x assembler-with-cpp -DLOCORE 	\
214	    ${CFLAGS} ${WERROR} 				\
215	    -DFIRMW_FILE=\""${.ALLSRC:M*${_firmw:C/\:.*$//}}"\"	\
216	    -DFIRMW_SYMBOL="${_firmw:C/\:.*$//:C/[-.\/@]/_/g}"	\
217	    ${SYSDIR}/kern/firmw.S -o ${.TARGET}
218
219OBJS+=	${_firmw:C/\:.*$/.fwo/:T}
220.endfor
221.endif
222
223# Conditionally include SRCS based on kernel config options.
224.for _o in ${KERN_OPTS}
225SRCS+=${SRCS.${_o}}
226.endfor
227
228OBJS+=	${SRCS:N*.h:R:S/$/.o/g}
229
230.if !defined(PROG)
231PROG=	${KMOD}.ko
232.endif
233
234.if !defined(DEBUG_FLAGS) || ${MK_SPLIT_KERNEL_DEBUG} == "no"
235FULLPROG=	${PROG}
236.else
237FULLPROG=	${PROG}.full
238${PROG}: ${FULLPROG} ${PROG}.debug
239	${OBJCOPY} --strip-debug --add-gnu-debuglink=${PROG}.debug \
240	    ${FULLPROG} ${.TARGET}
241${PROG}.debug: ${FULLPROG}
242	${OBJCOPY} --only-keep-debug ${FULLPROG} ${.TARGET}
243.endif
244
245.if ${__KLD_SHARED} == yes
246${FULLPROG}: ${KMOD}.kld
247	${LD} -m ${LD_EMULATION} -Bshareable -znotext -znorelro ${_LDFLAGS} \
248	    -o ${.TARGET} ${KMOD}.kld
249.if !defined(DEBUG_FLAGS)
250	${OBJCOPY} --strip-debug ${.TARGET}
251.endif
252.endif
253
254EXPORT_SYMS?=	NO
255.if ${EXPORT_SYMS} != YES
256CLEANFILES+=	export_syms
257.endif
258
259.if exists(${SYSDIR}/conf/ldscript.kmod.${MACHINE})
260LDSCRIPT_FLAGS?= -T ${SYSDIR}/conf/ldscript.kmod.${MACHINE}
261.endif
262
263.if ${__KLD_SHARED} == yes
264${KMOD}.kld: ${OBJS} ${BLOB_OBJS}
265.else
266${FULLPROG}: ${OBJS} ${BLOB_OBJS}
267.endif
268	${LD} -m ${LD_EMULATION} ${_LDFLAGS} ${LDSCRIPT_FLAGS} -r \
269	    -o ${.TARGET} ${OBJS} ${BLOB_OBJS}
270.if ${MK_CTF} != "no"
271	${CTFMERGE} ${CTFFLAGS} -o ${.TARGET} ${OBJS} ${BLOB_OBJS}
272.endif
273.if defined(EXPORT_SYMS)
274.if ${EXPORT_SYMS} != YES
275.if ${EXPORT_SYMS} == NO
276	:> export_syms
277.elif !exists(${.CURDIR}/${EXPORT_SYMS})
278	printf '%s' "${EXPORT_SYMS:@s@$s${.newline}@}" > export_syms
279.else
280	grep -v '^#' < ${EXPORT_SYMS} > export_syms
281.endif
282	${AWK} -f ${SYSDIR}/conf/kmod_syms.awk ${.TARGET} \
283	    export_syms | ${XARGS} ${XARGS_J} % ${OBJCOPY} % ${.TARGET}
284.endif
285.endif # defined(EXPORT_SYMS)
286.if defined(PREFIX_SYMS)
287	${AWK} -v prefix=${PREFIX_SYMS} -f ${SYSDIR}/conf/kmod_syms_prefix.awk \
288	    ${.TARGET} /dev/null | ${XARGS} ${XARGS_J} % ${OBJCOPY} % ${.TARGET}
289.endif
290.if !defined(DEBUG_FLAGS) && ${__KLD_SHARED} == no
291	${OBJCOPY} --strip-debug ${.TARGET}
292.endif
293
294_ILINKS=machine
295.if ${MACHINE_CPUARCH} == "i386" || ${MACHINE_CPUARCH} == "amd64"
296_ILINKS+=x86
297.endif
298.if ${MACHINE_CPUARCH} == "amd64"
299_ILINKS+=i386
300.endif
301CLEANFILES+=${_ILINKS}
302
303all: ${PROG}
304
305beforedepend: ${_ILINKS}
306beforebuild: ${_ILINKS}
307
308.if ${MK_REPRODUCIBLE_PATHS} != "no"
309PREFIX_SYSDIR=/usr/src/sys
310CFLAGS+= -ffile-prefix-map=${SYSDIR}=${PREFIX_SYSDIR}
311.if defined(KERNBUILDDIR)
312PREFIX_KERNBUILDDIR=/usr/obj/usr/src/${MACHINE}.${MACHINE_CPUARCH}/sys/${KERNBUILDDIR:T}
313PREFIX_OBJDIR=${PREFIX_KERNBUILDDIR}/modules/usr/src/sys/modules/${.OBJDIR:T}
314CFLAGS+= -ffile-prefix-map=${KERNBUILDDIR}=${PREFIX_KERNBUILDDIR}
315.else
316PREFIX_OBJDIR=/usr/obj/usr/src/${MACHINE}.${MACHINE_CPUARCH}/sys/modules/${.OBJDIR:T}
317.endif
318CFLAGS+= -ffile-prefix-map=${.OBJDIR}=${PREFIX_OBJDIR}
319.if defined(SYSROOT)
320CFLAGS+= -ffile-prefix-map=${SYSROOT}=/sysroot
321.endif
322.else
323PREFIX_SYSDIR=${SYSDIR}
324PREFIX_OBJDIR=${.OBJDIR}
325.endif
326
327# Ensure that the links exist without depending on it when it exists which
328# causes all the modules to be rebuilt when the directory pointed to changes.
329# Ensure that debug info references the path in the source tree.
330.for _link in ${_ILINKS}
331.if !exists(${.OBJDIR}/${_link})
332OBJS_DEPEND_GUESS+=	${_link}
333.endif
334.if ${_link} == "machine"
335CFLAGS+= -fdebug-prefix-map=./machine=${PREFIX_SYSDIR}/${MACHINE}/include
336.else
337CFLAGS+= -fdebug-prefix-map=./${_link}=${PREFIX_SYSDIR}/${_link}/include
338.endif
339.endfor
340
341.NOPATH: ${_ILINKS}
342
343${_ILINKS}:
344	@case ${.TARGET} in \
345	machine) \
346		path=${SYSDIR}/${MACHINE}/include ;; \
347	*) \
348		path=${SYSDIR}/${.TARGET:T}/include ;; \
349	esac ; \
350	path=`realpath $$path`; \
351	${ECHO} ${.TARGET:T} "->" $$path ; \
352	ln -fns $$path ${.TARGET:T}
353
354CLEANFILES+= ${PROG} ${KMOD}.kld ${OBJS}
355
356.if defined(DEBUG_FLAGS) && ${MK_SPLIT_KERNEL_DEBUG} != "no"
357CLEANFILES+= ${FULLPROG} ${PROG}.debug
358.endif
359
360.if !target(install)
361
362_INSTALLFLAGS:=	${INSTALLFLAGS}
363.for ie in ${INSTALLFLAGS_EDIT}
364_INSTALLFLAGS:=	${_INSTALLFLAGS${ie}}
365.endfor
366
367.if !target(realinstall)
368KERN_DEBUGDIR?=	${DEBUGDIR}
369realinstall: _kmodinstall
370.ORDER: beforeinstall _kmodinstall
371_kmodinstall: .PHONY
372	${INSTALL} -T release -o ${KMODOWN} -g ${KMODGRP} -m ${KMODMODE} \
373	    ${_INSTALLFLAGS} ${PROG} ${DESTDIR}${KMODDIR}/
374.if defined(DEBUG_FLAGS) && !defined(INSTALL_NODEBUG) && ${MK_KERNEL_SYMBOLS} != "no"
375	${INSTALL} -T dbg -o ${KMODOWN} -g ${KMODGRP} -m ${KMODMODE} \
376	    ${_INSTALLFLAGS} ${PROG}.debug ${DESTDIR}${KERN_DEBUGDIR}${KMODDIR}/
377.endif
378
379.include <bsd.links.mk>
380
381.if !defined(NO_XREF)
382afterinstall: _kldxref
383.ORDER: realinstall _kldxref
384.ORDER: _installlinks _kldxref
385_kldxref: .PHONY
386	${KLDXREF_CMD} ${DESTDIR}${KMODDIR}
387.if defined(NO_ROOT) && defined(METALOG)
388	echo ".${DISTBASE}${KMODDIR}/linker.hints type=file uname=root gname=wheel mode=0644" | \
389	    cat -l >> ${METALOG}
390.endif
391.endif
392.endif # !target(realinstall)
393
394.endif # !target(install)
395
396.if !target(load)
397load: ${PROG} .PHONY
398	${KMODLOAD} -v ${.OBJDIR}/${PROG}
399.endif
400
401.if !target(unload)
402unload: .PHONY
403	if ${KMODISLOADED} ${PROG} ; then ${KMODUNLOAD} -v ${PROG} ; fi
404.endif
405
406.if !target(reload)
407reload: unload load .PHONY
408.endif
409
410.if defined(KERNBUILDDIR)
411.PATH: ${KERNBUILDDIR}
412CFLAGS+=	-I${KERNBUILDDIR}
413.for _src in ${SRCS:Mopt_*.h}
414CLEANFILES+=	${_src}
415.if !target(${_src})
416${_src}:
417	ln -sf ${KERNBUILDDIR}/${_src} ${.TARGET}
418.endif
419.endfor
420.else
421.for _src in ${SRCS:Mopt_*.h}
422CLEANFILES+=	${_src}
423.if !target(${_src})
424${_src}:
425	:> ${.TARGET}
426.endif
427.endfor
428.endif
429
430KASAN_ENABLED=	${KERN_OPTS:MKASAN}
431KCSAN_ENABLED=	${KERN_OPTS:MKCSAN}
432KMSAN_ENABLED=	${KERN_OPTS:MKMSAN}
433KUBSAN_ENABLED=	${KERN_OPTS:MKUBSAN}
434
435# Add the gcov flags
436CFLAGS+=	${GCOV_CFLAGS}
437
438# Respect configuration-specific C flags.
439CFLAGS+=	${ARCH_FLAGS} ${CONF_CFLAGS}
440
441.if !empty(SRCS:Mvnode_if.c)
442CLEANFILES+=	vnode_if.c
443vnode_if.c: ${SYSDIR}/tools/vnode_if.awk ${SYSDIR}/kern/vnode_if.src
444	${AWK} -f ${SYSDIR}/tools/vnode_if.awk ${SYSDIR}/kern/vnode_if.src -c
445.endif
446
447.if !empty(SRCS:Mvnode_if.h)
448CLEANFILES+=	vnode_if.h vnode_if_newproto.h vnode_if_typedef.h
449vnode_if.h vnode_if_newproto.h vnode_if_typedef.h: ${SYSDIR}/tools/vnode_if.awk \
450    ${SYSDIR}/kern/vnode_if.src
451vnode_if.h: vnode_if_newproto.h vnode_if_typedef.h
452	${AWK} -f ${SYSDIR}/tools/vnode_if.awk ${SYSDIR}/kern/vnode_if.src -h
453vnode_if_newproto.h:
454	${AWK} -f ${SYSDIR}/tools/vnode_if.awk ${SYSDIR}/kern/vnode_if.src -p
455vnode_if_typedef.h:
456	${AWK} -f ${SYSDIR}/tools/vnode_if.awk ${SYSDIR}/kern/vnode_if.src -q
457.endif
458
459# Build _if.[ch] from _if.m, and clean them when we're done.
460# __MPATH defined in config.mk
461_MFILES=${__MPATH:T:O}
462_MPATH=${__MPATH:H:O:u}
463.PATH.m: ${_MPATH}
464.for _i in ${SRCS:M*_if.[ch]}
465_MATCH=M${_i:R:S/$/.m/}
466_MATCHES=${_MFILES:${_MATCH}}
467.if !empty(_MATCHES)
468CLEANFILES+=	${_i}
469.endif
470.endfor # _i
471.m.c:	${SYSDIR}/tools/makeobjops.awk
472	${AWK} -f ${SYSDIR}/tools/makeobjops.awk ${.IMPSRC} -c
473
474.m.h:	${SYSDIR}/tools/makeobjops.awk
475	${AWK} -f ${SYSDIR}/tools/makeobjops.awk ${.IMPSRC} -h
476
477.for _i in mii
478.if !empty(SRCS:M${_i}devs.h)
479CLEANFILES+=	${_i}devs.h
480${_i}devs.h: ${SYSDIR}/tools/${_i}devs2h.awk ${SYSDIR}/dev/${_i}/${_i}devs
481	${AWK} -f ${SYSDIR}/tools/${_i}devs2h.awk ${SYSDIR}/dev/${_i}/${_i}devs
482.endif
483.endfor # _i
484
485.if !empty(SRCS:Mbhnd_nvram_map.h)
486CLEANFILES+=	bhnd_nvram_map.h
487bhnd_nvram_map.h: ${SYSDIR}/dev/bhnd/tools/nvram_map_gen.awk \
488    ${SYSDIR}/dev/bhnd/tools/nvram_map_gen.sh \
489    ${SYSDIR}/dev/bhnd/nvram/nvram_map
490bhnd_nvram_map.h:
491	sh ${SYSDIR}/dev/bhnd/tools/nvram_map_gen.sh \
492	    ${SYSDIR}/dev/bhnd/nvram/nvram_map -h
493.endif
494
495.if !empty(SRCS:Mbhnd_nvram_map_data.h)
496CLEANFILES+=	bhnd_nvram_map_data.h
497bhnd_nvram_map_data.h: ${SYSDIR}/dev/bhnd/tools/nvram_map_gen.awk \
498    ${SYSDIR}/dev/bhnd/tools/nvram_map_gen.sh \
499    ${SYSDIR}/dev/bhnd/nvram/nvram_map
500bhnd_nvram_map_data.h:
501	sh ${SYSDIR}/dev/bhnd/tools/nvram_map_gen.sh \
502	    ${SYSDIR}/dev/bhnd/nvram/nvram_map -d
503.endif
504
505.if !empty(SRCS:Musbdevs.h)
506CLEANFILES+=	usbdevs.h
507usbdevs.h: ${SYSDIR}/tools/usbdevs2h.awk ${SYSDIR}/dev/usb/usbdevs
508	${AWK} -f ${SYSDIR}/tools/usbdevs2h.awk ${SYSDIR}/dev/usb/usbdevs -h
509.endif
510
511.if !empty(SRCS:Musbdevs_data.h)
512CLEANFILES+=	usbdevs_data.h
513usbdevs_data.h: ${SYSDIR}/tools/usbdevs2h.awk ${SYSDIR}/dev/usb/usbdevs
514	${AWK} -f ${SYSDIR}/tools/usbdevs2h.awk ${SYSDIR}/dev/usb/usbdevs -d
515.endif
516
517.if !empty(SRCS:Msdiodevs.h)
518CLEANFILES+=	sdiodevs.h
519sdiodevs.h: ${SYSDIR}/tools/sdiodevs2h.awk ${SYSDIR}/dev/sdio/sdiodevs
520	${AWK} -f ${SYSDIR}/tools/sdiodevs2h.awk ${SYSDIR}/dev/sdio/sdiodevs -h
521.endif
522
523.if !empty(SRCS:Msdiodevs_data.h)
524CLEANFILES+=	sdiodevs_data.h
525sdiodevs_data.h: ${SYSDIR}/tools/sdiodevs2h.awk ${SYSDIR}/dev/sdio/sdiodevs
526	${AWK} -f ${SYSDIR}/tools/sdiodevs2h.awk ${SYSDIR}/dev/sdio/sdiodevs -d
527.endif
528
529.if !empty(SRCS:Macpi_quirks.h)
530CLEANFILES+=	acpi_quirks.h
531acpi_quirks.h: ${SYSDIR}/tools/acpi_quirks2h.awk ${SYSDIR}/dev/acpica/acpi_quirks
532	${AWK} -f ${SYSDIR}/tools/acpi_quirks2h.awk ${SYSDIR}/dev/acpica/acpi_quirks
533.endif
534
535.if !empty(SRCS:Massym.inc) || !empty(DPSRCS:Massym.inc)
536CLEANFILES+=	assym.inc genassym.o
537DEPENDOBJS+=	genassym.o
538DPSRCS+=	offset.inc
539.endif
540.if defined(MODULE_TIED)
541DPSRCS+=	offset.inc
542.endif
543.if !empty(SRCS:Moffset.inc) || !empty(DPSRCS:Moffset.inc)
544CLEANFILES+=	offset.inc genoffset.o
545DEPENDOBJS+=	genoffset.o
546.endif
547assym.inc: genassym.o
548offset.inc: genoffset.o
549assym.inc: ${SYSDIR}/kern/genassym.sh
550	sh ${SYSDIR}/kern/genassym.sh genassym.o > ${.TARGET}
551genassym.o: ${SYSDIR}/${MACHINE}/${MACHINE}/genassym.c offset.inc
552genassym.o: ${SRCS:Mopt_*.h}
553	${CC} -c ${NOSAN_CFLAGS:N-flto*:N-fno-common} -fcommon \
554	    ${SYSDIR}/${MACHINE}/${MACHINE}/genassym.c
555offset.inc: ${SYSDIR}/kern/genoffset.sh genoffset.o
556	sh ${SYSDIR}/kern/genoffset.sh genoffset.o > ${.TARGET}
557genoffset.o: ${SYSDIR}/kern/genoffset.c
558genoffset.o: ${SRCS:Mopt_*.h}
559	${CC} -c ${NOSAN_CFLAGS:N-flto*:N-fno-common} -fcommon \
560	    ${SYSDIR}/kern/genoffset.c
561
562CLEANDEPENDFILES+=	${_ILINKS}
563# .depend needs include links so we remove them only together.
564cleanilinks:
565	rm -f ${_ILINKS}
566
567OBJS_DEPEND_GUESS+= ${SRCS:M*.h}
568.if defined(KERNBUILDDIR)
569OBJS_DEPEND_GUESS+= opt_global.h
570.endif
571
572ZINCDIR=${SYSDIR}/contrib/openzfs/include
573OPENZFS_CFLAGS=     \
574	-D_SYS_VMEM_H_  \
575	-D__KERNEL__ \
576	-nostdinc \
577	-DSMP \
578	-I${ZINCDIR}  \
579	-I${ZINCDIR}/os/freebsd \
580	-I${ZINCDIR}/os/freebsd/spl \
581	-I${ZINCDIR}/os/freebsd/zfs \
582	-I${SYSDIR}/cddl/compat/opensolaris \
583	-I${SYSDIR}/cddl/contrib/opensolaris/uts/common \
584	-include ${ZINCDIR}/os/freebsd/spl/sys/ccompile.h
585
586.include <bsd.dep.mk>
587.include <bsd.clang-analyze.mk>
588.include <bsd.obj.mk>
589.include "kern.mk"
590