1 # From: @(#)bsd.prog.mk 5.26 (Berkeley) 6/25/91
4 # The include file <bsd.kmod.mk> handles building and installing loadable
10 # CLEANFILES Additional files to remove for the clean and cleandir targets.
12 # EXPORT_SYMS A list of symbols that should be exported from the module,
13 # or the name of a file containing a list of symbols, or YES
14 # to export all symbols. If not defined, no symbols are
17 # KMOD The name of the kernel module to build.
19 # KMODDIR Base path for kernel modules (see kld(4)). [/boot/kernel]
21 # KMODOWN Module file owner. [${BINOWN}]
23 # KMODGRP Module file group. [${BINGRP}]
25 # KMODMODE Module file mode. [${BINMODE}]
27 # KMODLOAD Command to load a kernel module [/sbin/kldload]
29 # KMODUNLOAD Command to unload a kernel module [/sbin/kldunload]
31 # MFILES Optionally a list of interfaces used by the module.
32 # This file contains a default list of interfaces.
34 # PROG The name of the kernel module to build.
35 # If not supplied, ${KMOD}.ko is used.
37 # SRCS List of source files.
39 # FIRMWS List of firmware images in format filename:shortname:version
42 # Set to the name of the license the user has to agree on in
43 # order to use this firmware. See /usr/share/doc/legal
45 # DESTDIR The tree where the module gets installed. [not set]
50 # install the kernel module; if the Makefile
51 # does not itself define the target install, the targets
52 # beforeinstall and afterinstall may also be used to cause
53 # actions immediately before and after the install target
64 KMODLOAD?= /sbin/kldload
65 KMODUNLOAD?= /sbin/kldunload
69 .error "Do not use KMODDEPS on 5.0+; use MODULE_VERSION/MODULE_DEPEND"
72 .include <bsd.init.mk>
74 .SUFFIXES: .out .o .c .cc .cxx .C .y .l .s .S
77 CFLAGS:= ${CFLAGS:C/(-x[^M^K^W]+)[MKW]+|-x[MKW]+/\1/}
79 . if !empty(CFLAGS:M-O[23s]) && empty(CFLAGS:M-fno-strict-aliasing)
80 CFLAGS+= -fno-strict-aliasing
88 # Don't use any standard or source-relative include directories.
95 CFLAGS:= ${CFLAGS:N-I*} ${NOSTDINC} ${INCLMAGIC} ${CFLAGS:M-I*}
96 .if defined(KERNBUILDDIR)
97 CFLAGS+= -DHAVE_KERNEL_OPTION_HEADERS -include ${KERNBUILDDIR}/opt_global.h
100 # Add -I paths for system headers. Individual module makefiles don't
101 # need any -I paths for this. Similar defaults for .PATH can't be
102 # set because there are no standard paths for non-headers.
105 # Add -I path for altq headers as they are included via net/if_var.h
107 CFLAGS+= -I@/contrib/altq
110 CFLAGS+= -finline-limit=${INLINE_LIMIT}
111 CFLAGS+= --param inline-unit-growth=100
112 CFLAGS+= --param large-function-growth=1000
115 # Disallow common variables, and if we end up with commons from
116 # somewhere unexpected, allocate storage for them in the module itself.
120 LDFLAGS+= -d -warn-common
122 CFLAGS+= ${DEBUG_FLAGS}
123 .if ${MACHINE_ARCH} == amd64
124 CFLAGS+= -fno-omit-frame-pointer
127 .if ${MACHINE_ARCH} == "powerpc"
128 CFLAGS+= -mlongcall -fno-omit-frame-pointer
131 .if ${MACHINE_ARCH} == "mips"
132 CFLAGS+= -G0 -fno-pic -mno-abicalls -mlong-calls
139 ${KMOD:S/$/.c/}: @/tools/fw_stub.awk
141 ${AWK} -f @/tools/fw_stub.awk ${FIRMWS} -m${KMOD} -c${KMOD:S/$/.c/g} \
142 ${FIRMWARE_LICENSE:C/.+/-l/}${FIRMWARE_LICENSE}
144 SRCS+= ${KMOD:S/$/.c/}
145 CLEANFILES+= ${KMOD:S/$/.c/}
147 .for _firmw in ${FIRMWS}
148 ${_firmw:C/\:.*$/.fwo/}: ${_firmw:C/\:.*$//}
149 @${ECHO} ${_firmw:C/\:.*$//} ${.ALLSRC:M*${_firmw:C/\:.*$//}}
150 @if [ -e ${_firmw:C/\:.*$//} ]; then \
151 ${LD} -b binary --no-warn-mismatch ${LDFLAGS} \
152 -r -d -o ${.TARGET} ${_firmw:C/\:.*$//}; \
154 ln -s ${.ALLSRC:M*${_firmw:C/\:.*$//}} ${_firmw:C/\:.*$//}; \
155 ${LD} -b binary --no-warn-mismatch ${LDFLAGS} \
156 -r -d -o ${.TARGET} ${_firmw:C/\:.*$//}; \
157 rm ${_firmw:C/\:.*$//}; \
160 OBJS+= ${_firmw:C/\:.*$/.fwo/}
164 OBJS+= ${SRCS:N*.h:R:S/$/.o/g}
170 .if !defined(DEBUG_FLAGS)
173 FULLPROG= ${PROG}.debug
174 ${PROG}: ${FULLPROG} ${PROG}.symbols
175 ${OBJCOPY} --strip-debug --add-gnu-debuglink=${PROG}.symbols\
176 ${FULLPROG} ${.TARGET}
177 ${PROG}.symbols: ${FULLPROG}
178 ${OBJCOPY} --only-keep-debug ${FULLPROG} ${.TARGET}
181 .if ${MACHINE_ARCH} != amd64 && ${MACHINE_ARCH} != mips
182 ${FULLPROG}: ${KMOD}.kld
183 ${LD} -Bshareable ${LDFLAGS} -o ${.TARGET} ${KMOD}.kld
184 .if !defined(DEBUG_FLAGS)
185 ${OBJCOPY} --strip-debug ${.TARGET}
190 .if ${EXPORT_SYMS} != YES
191 CLEANFILES+= export_syms
194 .if ${MACHINE_ARCH} != amd64 && ${MACHINE_ARCH} != mips
199 ${LD} ${LDFLAGS} -r -d -o ${.TARGET} ${OBJS}
200 .if defined(EXPORT_SYMS)
201 .if ${EXPORT_SYMS} != YES
202 .if ${EXPORT_SYMS} == NO
204 .elif !exists(${.CURDIR}/${EXPORT_SYMS})
205 echo ${EXPORT_SYMS} > export_syms
207 grep -v '^#' < ${EXPORT_SYMS} > export_syms
209 awk -f ${SYSDIR}/conf/kmod_syms.awk ${.TARGET} \
210 export_syms | xargs -J% ${OBJCOPY} % ${.TARGET}
213 .if !defined(DEBUG_FLAGS) && \
214 (${MACHINE_ARCH} == amd64 || ${MACHINE_ARCH} == mips)
215 ${OBJCOPY} --strip-debug ${.TARGET}
219 .if ${MACHINE} != ${MACHINE_ARCH}
220 _ILINKS+=${MACHINE_ARCH}
225 beforedepend: ${_ILINKS}
227 # Ensure that the links exist without depending on it when it exists which
228 # causes all the modules to be rebuilt when the directory pointed to changes.
229 .for _link in ${_ILINKS}
230 .if !exists(${.OBJDIR}/${_link})
235 # Search for kernel source tree in standard places.
236 .for _dir in ${.CURDIR}/../.. ${.CURDIR}/../../.. /sys /usr/src/sys
237 .if !defined(SYSDIR) && exists(${_dir}/kern/)
241 .if !defined(SYSDIR) || !exists(${SYSDIR}/kern/)
242 .error "can't find kernel source tree"
246 @case ${.TARGET} in \
248 path=${SYSDIR}/${MACHINE_ARCH}/include ;; \
250 path=${SYSDIR}/${MACHINE}/include ;; \
254 path=`(cd $$path && /bin/pwd)` ; \
255 ${ECHO} ${.TARGET} "->" $$path ; \
256 ln -sf $$path ${.TARGET}
258 CLEANFILES+= ${PROG} ${KMOD}.kld ${OBJS}
260 .if defined(DEBUG_FLAGS)
261 CLEANFILES+= ${FULLPROG} ${PROG}.symbols
266 _INSTALLFLAGS:= ${INSTALLFLAGS}
267 .for ie in ${INSTALLFLAGS_EDIT}
268 _INSTALLFLAGS:= ${_INSTALLFLAGS${ie}}
271 .if !target(realinstall)
272 realinstall: _kmodinstall
273 .ORDER: beforeinstall _kmodinstall
275 ${INSTALL} -o ${KMODOWN} -g ${KMODGRP} -m ${KMODMODE} \
276 ${_INSTALLFLAGS} ${PROG} ${DESTDIR}${KMODDIR}
277 .if defined(DEBUG_FLAGS) && !defined(INSTALL_NODEBUG)
278 ${INSTALL} -o ${KMODOWN} -g ${KMODGRP} -m ${KMODMODE} \
279 ${_INSTALLFLAGS} ${PROG}.symbols ${DESTDIR}${KMODDIR}
282 .include <bsd.links.mk>
284 .if !defined(NO_XREF)
285 afterinstall: _kldxref
286 .ORDER: realinstall _kldxref
287 .ORDER: _installlinks _kldxref
289 @if type kldxref >/dev/null 2>&1; then \
290 ${ECHO} kldxref ${DESTDIR}${KMODDIR}; \
291 kldxref ${DESTDIR}${KMODDIR}; \
294 .endif # !target(realinstall)
296 .endif # !target(install)
300 ${KMODLOAD} -v ${.OBJDIR}/${PROG}
305 ${KMODUNLOAD} -v ${PROG}
308 .if defined(KERNBUILDDIR)
309 .PATH: ${KERNBUILDDIR}
310 CFLAGS+= -I${KERNBUILDDIR}
311 .for _src in ${SRCS:Mopt_*.h}
315 ln -sf ${KERNBUILDDIR}/${_src} ${.TARGET}
319 .for _src in ${SRCS:Mopt_*.h}
328 MFILES?= dev/acpica/acpi_if.m dev/acpi_support/acpi_wmi_if.m \
329 dev/agp/agp_if.m dev/ata/ata_if.m dev/eisa/eisa_if.m \
330 dev/iicbus/iicbb_if.m dev/iicbus/iicbus_if.m \
331 dev/mmc/mmcbr_if.m dev/mmc/mmcbus_if.m \
332 dev/mii/miibus_if.m dev/mvs/mvs_if.m dev/ofw/ofw_bus_if.m \
333 dev/pccard/card_if.m dev/pccard/power_if.m dev/pci/pci_if.m \
334 dev/pci/pcib_if.m dev/ppbus/ppbus_if.m dev/smbus/smbus_if.m \
335 dev/sound/pcm/ac97_if.m dev/sound/pcm/channel_if.m \
336 dev/sound/pcm/feeder_if.m dev/sound/pcm/mixer_if.m \
337 dev/sound/midi/mpu_if.m dev/sound/midi/mpufoi_if.m \
338 dev/sound/midi/synth_if.m dev/usb/usb_if.m isa/isa_if.m \
339 kern/bus_if.m kern/clock_if.m \
340 kern/cpufreq_if.m kern/device_if.m kern/serdev_if.m \
341 libkern/iconv_converter_if.m opencrypto/cryptodev_if.m \
342 pc98/pc98/canbus_if.m
344 .for _srcsrc in ${MFILES}
346 .for _src in ${SRCS:M${_srcsrc:T:R}.${_ext}}
352 ${_src}: @/tools/makeobjops.awk @/${_srcsrc}
354 ${AWK} -f @/tools/makeobjops.awk @/${_srcsrc} -${_ext}
360 .if !empty(SRCS:Mvnode_if.c)
361 CLEANFILES+= vnode_if.c
365 vnode_if.c: @/tools/vnode_if.awk @/kern/vnode_if.src
367 ${AWK} -f @/tools/vnode_if.awk @/kern/vnode_if.src -c
370 .if !empty(SRCS:Mvnode_if.h)
371 CLEANFILES+= vnode_if.h vnode_if_newproto.h vnode_if_typedef.h
373 vnode_if.h vnode_if_newproto.h vnode_if_typedef.h: @
375 vnode_if.h vnode_if_newproto.h vnode_if_typedef.h: @/tools/vnode_if.awk \
378 vnode_if.h: vnode_if_newproto.h vnode_if_typedef.h
379 ${AWK} -f @/tools/vnode_if.awk @/kern/vnode_if.src -h
381 ${AWK} -f @/tools/vnode_if.awk @/kern/vnode_if.src -p
383 ${AWK} -f @/tools/vnode_if.awk @/kern/vnode_if.src -q
386 .for _i in mii pccard
387 .if !empty(SRCS:M${_i}devs.h)
388 CLEANFILES+= ${_i}devs.h
392 ${_i}devs.h: @/tools/${_i}devs2h.awk @/dev/${_i}/${_i}devs
394 ${AWK} -f @/tools/${_i}devs2h.awk @/dev/${_i}/${_i}devs
398 .if !empty(SRCS:Musbdevs.h)
399 CLEANFILES+= usbdevs.h
403 usbdevs.h: @/tools/usbdevs2h.awk @/dev/usb/usbdevs
405 ${AWK} -f @/tools/usbdevs2h.awk @/dev/usb/usbdevs -h
408 .if !empty(SRCS:Musbdevs_data.h)
409 CLEANFILES+= usbdevs_data.h
413 usbdevs_data.h: @/tools/usbdevs2h.awk @/dev/usb/usbdevs
415 ${AWK} -f @/tools/usbdevs2h.awk @/dev/usb/usbdevs -d
418 .if !empty(SRCS:Macpi_quirks.h)
419 CLEANFILES+= acpi_quirks.h
423 acpi_quirks.h: @/tools/acpi_quirks2h.awk @/dev/acpica/acpi_quirks
425 ${AWK} -f @/tools/acpi_quirks2h.awk @/dev/acpica/acpi_quirks
428 .if !empty(SRCS:Massym.s)
429 CLEANFILES+= assym.s genassym.o
431 .if defined(KERNBUILDDIR)
432 genassym.o: opt_global.h
437 assym.s: @/kern/genassym.sh
439 sh @/kern/genassym.sh genassym.o > ${.TARGET}
441 genassym.o: @/${MACHINE_ARCH}/${MACHINE_ARCH}/genassym.c
443 genassym.o: @ machine ${SRCS:Mopt_*.h}
444 ${CC} -c ${CFLAGS:N-fno-common} \
445 @/${MACHINE_ARCH}/${MACHINE_ARCH}/genassym.c
449 ${LINT} ${LINTKERNFLAGS} ${CFLAGS:M-[DILU]*} ${.ALLSRC:M*.c}
451 .if defined(KERNBUILDDIR)
452 ${OBJS}: opt_global.h
455 .include <bsd.dep.mk>
457 cleandepend: cleanilinks
458 # .depend needs include links so we remove them only together.
462 .if !exists(${.OBJDIR}/${DEPENDFILE})
463 ${OBJS}: ${SRCS:M*.h}
466 .include <bsd.obj.mk>