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
68 .include <bsd.init.mk>
69 # Grab all the options for a kernel build. For backwards compat, we need to
70 # do this after bsd.own.mk.
71 .include "kern.opts.mk"
72 .include <bsd.compiler.mk>
74 .SUFFIXES: .out .o .c .cc .cxx .C .y .l .s .S
76 # amd64 and mips use direct linking for kmod, all others use shared binaries
77 .if ${MACHINE_CPUARCH} != amd64 && ${MACHINE_CPUARCH} != mips
83 .if !empty(CFLAGS:M-O[23s]) && empty(CFLAGS:M-fno-strict-aliasing)
84 CFLAGS+= -fno-strict-aliasing
91 # Don't use any standard or source-relative include directories.
94 CFLAGS:= ${CFLAGS:N-I*} ${NOSTDINC} ${INCLMAGIC} ${CFLAGS:M-I*}
95 .if defined(KERNBUILDDIR)
96 CFLAGS+= -DHAVE_KERNEL_OPTION_HEADERS -include ${KERNBUILDDIR}/opt_global.h
99 # Add -I paths for system headers. Individual module makefiles don't
100 # need any -I paths for this. Similar defaults for .PATH can't be
101 # set because there are no standard paths for non-headers.
104 # Add -I path for altq headers as they are included via net/if_var.h
106 CFLAGS+= -I@/contrib/altq
108 CFLAGS.gcc+= -finline-limit=${INLINE_LIMIT}
109 CFLAGS.gcc+= --param inline-unit-growth=100
110 CFLAGS.gcc+= --param large-function-growth=1000
112 # Disallow common variables, and if we end up with commons from
113 # somewhere unexpected, allocate storage for them in the module itself.
115 LDFLAGS+= -d -warn-common
117 CFLAGS+= ${DEBUG_FLAGS}
118 .if ${MACHINE_CPUARCH} == amd64
119 CFLAGS+= -fno-omit-frame-pointer -mno-omit-leaf-frame-pointer
122 .if ${MACHINE_CPUARCH} == powerpc
123 CFLAGS+= -mlongcall -fno-omit-frame-pointer
126 .if ${MACHINE_CPUARCH} == mips
127 CFLAGS+= -G0 -fno-pic -mno-abicalls -mlong-calls
130 .if defined(DEBUG) || defined(DEBUG_FLAGS)
138 ${KMOD:S/$/.c/}: @/tools/fw_stub.awk
140 ${AWK} -f @/tools/fw_stub.awk ${FIRMWS} -m${KMOD} -c${KMOD:S/$/.c/g} \
141 ${FIRMWARE_LICENSE:C/.+/-l/}${FIRMWARE_LICENSE}
143 SRCS+= ${KMOD:S/$/.c/}
144 CLEANFILES+= ${KMOD:S/$/.c/}
146 .for _firmw in ${FIRMWS}
147 ${_firmw:C/\:.*$/.fwo/}: ${_firmw:C/\:.*$//}
148 @${ECHO} ${_firmw:C/\:.*$//} ${.ALLSRC:M*${_firmw:C/\:.*$//}}
149 @if [ -e ${_firmw:C/\:.*$//} ]; then \
150 ${LD} -b binary --no-warn-mismatch ${_LDFLAGS} \
151 -r -d -o ${.TARGET} ${_firmw:C/\:.*$//}; \
153 ln -s ${.ALLSRC:M*${_firmw:C/\:.*$//}} ${_firmw:C/\:.*$//}; \
154 ${LD} -b binary --no-warn-mismatch ${_LDFLAGS} \
155 -r -d -o ${.TARGET} ${_firmw:C/\:.*$//}; \
156 rm ${_firmw:C/\:.*$//}; \
159 OBJS+= ${_firmw:C/\:.*$/.fwo/}
163 OBJS+= ${SRCS:N*.h:R:S/$/.o/g}
169 .if !defined(DEBUG_FLAGS)
172 FULLPROG= ${PROG}.debug
173 ${PROG}: ${FULLPROG} ${PROG}.symbols
174 ${OBJCOPY} --strip-debug --add-gnu-debuglink=${PROG}.symbols\
175 ${FULLPROG} ${.TARGET}
176 ${PROG}.symbols: ${FULLPROG}
177 ${OBJCOPY} --only-keep-debug ${FULLPROG} ${.TARGET}
180 .if ${__KLD_SHARED} == yes
181 ${FULLPROG}: ${KMOD}.kld
182 ${LD} -Bshareable ${_LDFLAGS} -o ${.TARGET} ${KMOD}.kld
183 .if !defined(DEBUG_FLAGS)
184 ${OBJCOPY} --strip-debug ${.TARGET}
189 .if ${EXPORT_SYMS} != YES
190 CLEANFILES+= export_syms
193 .if ${__KLD_SHARED} == yes
198 ${LD} ${_LDFLAGS} -r -d -o ${.TARGET} ${OBJS}
199 .if ${MK_CTF} != "no"
200 ${CTFMERGE} ${CTFFLAGS} -o ${.TARGET} ${OBJS}
202 .if defined(EXPORT_SYMS)
203 .if ${EXPORT_SYMS} != YES
204 .if ${EXPORT_SYMS} == NO
206 .elif !exists(${.CURDIR}/${EXPORT_SYMS})
207 echo ${EXPORT_SYMS} > export_syms
209 grep -v '^#' < ${EXPORT_SYMS} > export_syms
211 awk -f ${SYSDIR}/conf/kmod_syms.awk ${.TARGET} \
212 export_syms | xargs -J% ${OBJCOPY} % ${.TARGET}
215 .if !defined(DEBUG_FLAGS) && ${__KLD_SHARED} == no
216 ${OBJCOPY} --strip-debug ${.TARGET}
220 .if ${MACHINE} != ${MACHINE_CPUARCH}
221 _ILINKS+=${MACHINE_CPUARCH}
223 .if ${MACHINE_CPUARCH} == "i386" || ${MACHINE_CPUARCH} == "amd64"
226 CLEANFILES+=${_ILINKS}
230 beforedepend: ${_ILINKS}
232 # Ensure that the links exist without depending on it when it exists which
233 # causes all the modules to be rebuilt when the directory pointed to changes.
234 .for _link in ${_ILINKS}
235 .if !exists(${.OBJDIR}/${_link})
236 ${OBJS}: ${.OBJDIR}/${_link}
240 # Search for kernel source tree in standard places.
241 .for _dir in ${.CURDIR}/../.. ${.CURDIR}/../../.. /sys /usr/src/sys
242 .if !defined(SYSDIR) && exists(${_dir}/kern/)
246 .if !defined(SYSDIR) || !exists(${SYSDIR}/kern/)
247 .error "can't find kernel source tree"
250 .for _link in ${_ILINKS}
252 ${_link}: ${.OBJDIR}/${_link}
255 @case ${.TARGET:T} in \
257 path=${SYSDIR}/${MACHINE}/include ;; \
261 path=${SYSDIR}/${.TARGET:T}/include ;; \
263 path=`(cd $$path && /bin/pwd)` ; \
264 ${ECHO} ${.TARGET:T} "->" $$path ; \
265 ln -sf $$path ${.TARGET:T}
268 CLEANFILES+= ${PROG} ${KMOD}.kld ${OBJS}
270 .if defined(DEBUG_FLAGS)
271 CLEANFILES+= ${FULLPROG} ${PROG}.symbols
276 _INSTALLFLAGS:= ${INSTALLFLAGS}
277 .for ie in ${INSTALLFLAGS_EDIT}
278 _INSTALLFLAGS:= ${_INSTALLFLAGS${ie}}
281 .if !target(realinstall)
282 realinstall: _kmodinstall
283 .ORDER: beforeinstall _kmodinstall
285 ${INSTALL} -o ${KMODOWN} -g ${KMODGRP} -m ${KMODMODE} \
286 ${_INSTALLFLAGS} ${PROG} ${DESTDIR}${KMODDIR}
287 .if defined(DEBUG_FLAGS) && !defined(INSTALL_NODEBUG) && ${MK_KERNEL_SYMBOLS} != "no"
288 ${INSTALL} -o ${KMODOWN} -g ${KMODGRP} -m ${KMODMODE} \
289 ${_INSTALLFLAGS} ${PROG}.symbols ${DESTDIR}${KMODDIR}
292 .include <bsd.links.mk>
294 .if !defined(NO_XREF)
295 afterinstall: _kldxref
296 .ORDER: realinstall _kldxref
297 .ORDER: _installlinks _kldxref
299 @if type kldxref >/dev/null 2>&1; then \
300 ${ECHO} kldxref ${DESTDIR}${KMODDIR}; \
301 kldxref ${DESTDIR}${KMODDIR}; \
304 .endif # !target(realinstall)
306 .endif # !target(install)
310 ${KMODLOAD} -v ${.OBJDIR}/${PROG}
315 ${KMODUNLOAD} -v ${PROG}
318 # Generate options files that otherwise would be built
319 # in substantially similar ways through the tree. Move
320 # the code here when they all produce identical results
322 .if !defined(KERNBUILDDIR)
324 echo "#define DEV_BPF 1" > ${.TARGET}
325 .if ${MK_INET_SUPPORT} != "no"
327 @echo "#define INET 1" > ${.TARGET}
328 @echo "#define TCP_OFFLOAD 1" >> ${.TARGET}
330 .if ${MK_INET6_SUPPORT} != "no"
332 @echo "#define INET6 1" > ${.TARGET}
335 echo "#define MROUTING 1" > ${.TARGET}
337 echo "#define NATM 1" > ${.TARGET}
339 echo "#define SCSI_DELAY 15000" > ${.TARGET}
341 echo "#define IEEE80211_DEBUG 1" > ${.TARGET}
342 echo "#define IEEE80211_AMPDU_AGE 1" >> ${.TARGET}
343 echo "#define IEEE80211_SUPPORT_MESH 1" >> ${.TARGET}
346 .if defined(KERNBUILDDIR)
347 .PATH: ${KERNBUILDDIR}
348 CFLAGS+= -I${KERNBUILDDIR}
349 .for _src in ${SRCS:Mopt_*.h}
353 ln -sf ${KERNBUILDDIR}/${_src} ${.TARGET}
357 .for _src in ${SRCS:Mopt_*.h}
366 # Respect configuration-specific C flags.
367 CFLAGS+= ${CONF_CFLAGS}
369 MFILES?= dev/acpica/acpi_if.m dev/acpi_support/acpi_wmi_if.m \
370 dev/agp/agp_if.m dev/ata/ata_if.m dev/eisa/eisa_if.m \
371 dev/fb/fb_if.m dev/gpio/gpio_if.m dev/gpio/gpiobus_if.m \
372 dev/iicbus/iicbb_if.m dev/iicbus/iicbus_if.m \
373 dev/mmc/mmcbr_if.m dev/mmc/mmcbus_if.m \
374 dev/mii/miibus_if.m dev/mvs/mvs_if.m dev/ofw/ofw_bus_if.m \
375 dev/pccard/card_if.m dev/pccard/power_if.m dev/pci/pci_if.m \
376 dev/pci/pcib_if.m dev/ppbus/ppbus_if.m \
377 dev/sdhci/sdhci_if.m dev/smbus/smbus_if.m dev/spibus/spibus_if.m \
378 dev/sound/pci/hda/hdac_if.m \
379 dev/sound/pcm/ac97_if.m dev/sound/pcm/channel_if.m \
380 dev/sound/pcm/feeder_if.m dev/sound/pcm/mixer_if.m \
381 dev/sound/midi/mpu_if.m dev/sound/midi/mpufoi_if.m \
382 dev/sound/midi/synth_if.m dev/usb/usb_if.m isa/isa_if.m \
383 kern/bus_if.m kern/clock_if.m \
384 kern/cpufreq_if.m kern/device_if.m kern/serdev_if.m \
385 libkern/iconv_converter_if.m opencrypto/cryptodev_if.m \
386 pc98/pc98/canbus_if.m dev/etherswitch/mdio_if.m
388 .for _srcsrc in ${MFILES}
390 .for _src in ${SRCS:M${_srcsrc:T:R}.${_ext}}
396 ${_src}: @/tools/makeobjops.awk @/${_srcsrc}
398 ${AWK} -f @/tools/makeobjops.awk @/${_srcsrc} -${_ext}
404 .if !empty(SRCS:Mvnode_if.c)
405 CLEANFILES+= vnode_if.c
409 vnode_if.c: @/tools/vnode_if.awk @/kern/vnode_if.src
411 ${AWK} -f @/tools/vnode_if.awk @/kern/vnode_if.src -c
414 .if !empty(SRCS:Mvnode_if.h)
415 CLEANFILES+= vnode_if.h vnode_if_newproto.h vnode_if_typedef.h
417 vnode_if.h vnode_if_newproto.h vnode_if_typedef.h: @
419 vnode_if.h vnode_if_newproto.h vnode_if_typedef.h: @/tools/vnode_if.awk \
422 vnode_if.h: vnode_if_newproto.h vnode_if_typedef.h
423 ${AWK} -f @/tools/vnode_if.awk @/kern/vnode_if.src -h
425 ${AWK} -f @/tools/vnode_if.awk @/kern/vnode_if.src -p
427 ${AWK} -f @/tools/vnode_if.awk @/kern/vnode_if.src -q
430 .for _i in mii pccard
431 .if !empty(SRCS:M${_i}devs.h)
432 CLEANFILES+= ${_i}devs.h
436 ${_i}devs.h: @/tools/${_i}devs2h.awk @/dev/${_i}/${_i}devs
438 ${AWK} -f @/tools/${_i}devs2h.awk @/dev/${_i}/${_i}devs
442 .if !empty(SRCS:Musbdevs.h)
443 CLEANFILES+= usbdevs.h
447 usbdevs.h: @/tools/usbdevs2h.awk @/dev/usb/usbdevs
449 ${AWK} -f @/tools/usbdevs2h.awk @/dev/usb/usbdevs -h
452 .if !empty(SRCS:Musbdevs_data.h)
453 CLEANFILES+= usbdevs_data.h
457 usbdevs_data.h: @/tools/usbdevs2h.awk @/dev/usb/usbdevs
459 ${AWK} -f @/tools/usbdevs2h.awk @/dev/usb/usbdevs -d
462 .if !empty(SRCS:Macpi_quirks.h)
463 CLEANFILES+= acpi_quirks.h
467 acpi_quirks.h: @/tools/acpi_quirks2h.awk @/dev/acpica/acpi_quirks
469 ${AWK} -f @/tools/acpi_quirks2h.awk @/dev/acpica/acpi_quirks
472 .if !empty(SRCS:Massym.s)
473 CLEANFILES+= assym.s genassym.o
475 .if defined(KERNBUILDDIR)
476 genassym.o: opt_global.h
481 assym.s: @/kern/genassym.sh
483 sh @/kern/genassym.sh genassym.o > ${.TARGET}
485 genassym.o: @/${MACHINE_CPUARCH}/${MACHINE_CPUARCH}/genassym.c
487 genassym.o: ${SRCS:Mopt_*.h}
488 ${CC} -c ${CFLAGS:N-fno-common} \
489 @/${MACHINE_CPUARCH}/${MACHINE_CPUARCH}/genassym.c
493 ${LINT} ${LINTKERNFLAGS} ${CFLAGS:M-[DILU]*} ${.ALLSRC:M*.c}
495 .if defined(KERNBUILDDIR)
496 ${OBJS}: opt_global.h
499 .include <bsd.dep.mk>
501 cleandepend: cleanilinks
502 # .depend needs include links so we remove them only together.
506 .if !exists(${.OBJDIR}/${DEPENDFILE})
507 ${OBJS}: ${SRCS:M*.h}
510 .include <bsd.obj.mk>