1 # From: @(#)bsd.prog.mk 5.26 (Berkeley) 6/25/91
2 # $FreeBSD: src/sys/conf/kmod.mk,v 1.82.2.15 2003/02/10 13:11:50 nyan Exp $
4 # The include file <bsd.kmod.mk> handles installing Kernel Loadable Device
9 # CLEANFILES Additional files to remove for the clean and cleandir targets.
11 # KMOD The name of the kernel module to build.
13 # KMODDIR Base path for kernel modules (see kld(4)).
16 # KMODOWN KLD owner. [${BINOWN}]
18 # KMODGRP KLD group. [${BINGRP}]
20 # KMODMODE KLD mode. [${BINMODE}]
22 # KMODLOAD Command to load a kernel module [/sbin/kldload]
24 # KMODUNLOAD Command to unload a kernel module [/sbin/kldunload]
26 # PROG The name of the kernel module to build.
27 # If not supplied, ${KMOD}.o is used.
29 # SRCS List of source files
31 # DESTKERNDIR Change the tree where the kernel and the modules get
32 # installed. [/boot] ${DESTDIR} changes the root of the tree
33 # pointed to by ${DESTKERNDIR}.
35 # MFILES Optionally a list of interfaces used by the module.
36 # This file contains a default list of interfaces.
38 # FIRMWS List of firmware images in format filename:shortname:version
41 # Set to the name of the license the user has to agree on in
42 # order to use this firmware. See /usr/share/doc/legal
47 # install the kernel module and its manual pages; if the Makefile
48 # does not itself define the target install, the targets
49 # beforeinstall and afterinstall may also be used to cause
50 # actions immediately before and after the install target
59 # bsd.obj.mk: clean, cleandir and obj
60 # bsd.dep.mk: cleandepend, depend and tags
64 KMODLOAD?= /sbin/kldload
65 KMODUNLOAD?= /sbin/kldunload
67 # KERNEL is needed when running make install directly from
71 KMODDIR?= ${DESTKERNDIR}
76 .include <bsd.init.mk>
78 .SUFFIXES: .out .o .c .cc .cxx .C .y .l .s .S
80 CFLAGS+= ${COPTS} -D_KERNEL ${CWARNFLAGS}
83 # Don't use any standard include directories.
84 # Since -nostdinc will annull any previous -I paths, we repeat all
85 # such paths after -nostdinc. It doesn't seem to be possible to
86 # add to the front of `make' variable.
88 # Don't use -I- anymore, source-relative includes are desireable.
89 _ICFLAGS:= ${CFLAGS:M-I*}
90 CFLAGS+= -nostdinc ${_ICFLAGS}
92 # Add -I paths for system headers. Individual KLD makefiles don't
93 # need any -I paths for this. Similar defaults for .PATH can't be
94 # set because there are no standard paths for non-headers.
96 # NOTE! Traditional architecture paths such as <i386/i386/blah.h>
97 # must run through the "machine_base" softlink using
98 # <machine_base/i386/blah.h>. An explicit cross-architecture path must
99 # operate relative to /usr/src/sys using e.g. <arch/i386/i386/blah.h>
103 # Add -I paths for headers in the kernel build directory
105 .if defined(BUILDING_WITH_KERNEL)
106 CFLAGS+= -I${BUILDING_WITH_KERNEL}
107 _MACHINE_FWD= ${BUILDING_WITH_KERNEL}
109 .if defined(MAKEOBJDIRPREFIX)
110 _MACHINE_FWD= ${MAKEOBJDIRPREFIX}/${SYSDIR}/forwarder_${MACHINE_ARCH}
112 _MACHINE_FWD= ${.OBJDIR}/forwarder_${MACHINE_ARCH}
113 CLEANDIRS+= ${_MACHINE_FWD}
116 CFLAGS+= -I${_MACHINE_FWD}/include
117 .include "kern.fwd.mk"
119 # Add a -I path to standard headers like <stddef.h>. Use a relative
120 # path to src/include if possible. If the @ symlink hasn't been built
121 # yet, then we can't tell if the relative path exists. Add both the
122 # potential relative path and an absolute path in that case.
124 .if exists(@/../include)
125 CFLAGS+= -I@/../include
127 CFLAGS+= -I${DESTDIR}/usr/include
130 CFLAGS+= -I@/../include -I${DESTDIR}/usr/include
133 .if defined(BUILDING_WITH_KERNEL) && \
134 exists(${BUILDING_WITH_KERNEL}/opt_global.h)
135 CFLAGS+= -include ${BUILDING_WITH_KERNEL}/opt_global.h
138 CFLAGS+= ${DEBUG_FLAGS}
139 .if ${MACHINE_ARCH} == x86_64
140 CFLAGS+= -fno-omit-frame-pointer
143 .include <bsd.patch.mk>
150 ${KMOD:S/$/.c/}: @/tools/fw_stub.awk
152 ${AWK} -f @/tools/fw_stub.awk ${FIRMWS} -m${KMOD} -c${KMOD:S/$/.c/g} \
153 ${FIRMWARE_LICENSE:C/.+/-l/}${FIRMWARE_LICENSE}
155 SRCS+= ${KMOD:S/$/.c/}
156 CLEANFILES+= ${KMOD:S/$/.c/}
158 .for _firmw in ${FIRMWS}
159 ${_firmw:C/\:.*$/.fwo/}: ${_firmw:C/\:.*$//}
160 @${ECHO} ${_firmw:C/\:.*$//} ${.ALLSRC:M*${_firmw:C/\:.*$//}}
161 @if [ -e ${_firmw:C/\:.*$//} ]; then \
162 ${LD} -b binary --no-warn-mismatch ${LDFLAGS} \
163 -r -d -o ${.TARGET} ${_firmw:C/\:.*$//}; \
165 ln -s ${.ALLSRC:M*${_firmw:C/\:.*$//}} ${_firmw:C/\:.*$//}; \
166 ${LD} -b binary --no-warn-mismatch ${LDFLAGS} \
167 -r -d -o ${.TARGET} ${_firmw:C/\:.*$//}; \
168 rm ${_firmw:C/\:.*$//}; \
171 OBJS+= ${_firmw:C/\:.*$/.fwo/}
175 OBJS+= ${SRCS:N*.h:N*.patch:R:S/$/.o/g}
181 .if ${MACHINE_ARCH} != x86_64
183 ${LD} -Bshareable ${LDFLAGS} -o ${.TARGET} ${KMOD}.kld
186 .if ${MACHINE_ARCH} != x86_64
188 ${LD} ${LDFLAGS} -r -o ${.TARGET} ${OBJS}
191 ${LD} ${LDFLAGS} -r -d -o ${.TARGET} ${OBJS}
194 # links to platform and cpu architecture include files. If we are
195 # building with a kernel these already exist in the kernel build dir.
196 # '@' is a link to the system source.
197 .if defined(BUILDING_WITH_KERNEL)
200 _ILINKS=@ machine_base machine cpu_base cpu
207 all: objwarn fwheaders ${PROG}
209 beforedepend: fwheaders
210 fwheaders: ${_ILINKS} ${FORWARD_HEADERS_COOKIE}
211 # Ensure that the links exist without depending on it when it exists which
212 # causes all the modules to be rebuilt when the directory pointed to changes.
213 .for _link in ${_ILINKS}
214 .if !exists(${.OBJDIR}/${_link})
219 # Search for kernel source tree in standard places.
220 .for _dir in ${.CURDIR}/../.. ${.CURDIR}/../../.. ${.CURDIR}/../../../.. /sys /usr/src/sys
221 .if !defined(SYSDIR) && exists(${_dir}/kern/)
225 .if !defined(SYSDIR) || !exists(${SYSDIR}/kern)
226 .error "can't find kernel source tree"
230 # path=`(cd $$path && /bin/pwd)` ;
233 @case ${.TARGET} in \
235 path=${SYSDIR}/platform/${MACHINE_PLATFORM}/include ;; \
237 path=${SYSDIR}/platform/${MACHINE_PLATFORM} ;; \
239 path=${SYSDIR}/cpu/${MACHINE_ARCH}/include ;; \
241 path=${SYSDIR}/cpu/${MACHINE_ARCH} ;; \
245 path=${.CURDIR}/${MACHINE_ARCH} ;; \
247 ${ECHO} ${.TARGET} "->" $$path ; \
248 ${LN} -s $$path ${.TARGET}
250 CLEANFILES+= ${PROG} ${KMOD}.kld ${OBJS} ${_ILINKS} symb.tmp tmp.o
254 _INSTALLFLAGS:= ${INSTALLFLAGS}
255 .for ie in ${INSTALLFLAGS_EDIT}
256 _INSTALLFLAGS:= ${_INSTALLFLAGS${ie}}
259 .if !target(realinstall)
260 realinstall: _kmodinstall
261 .ORDER: beforeinstall _kmodinstall
263 .if defined(INSTALLSTRIPPEDMODULES)
264 ${INSTALL} -o ${KMODOWN} -g ${KMODGRP} -m ${KMODMODE} \
265 ${_INSTALLFLAGS} ${PROG} ${DESTDIR}${KMODDIR}
266 ${OBJCOPY} --strip-debug ${DESTDIR}${KMODDIR}/${PROG}
268 ${INSTALL} -o ${KMODOWN} -g ${KMODGRP} -m ${KMODMODE} \
269 ${_INSTALLFLAGS} ${PROG} ${DESTDIR}${KMODDIR}
271 .endif # !target(realinstall)
273 .include <bsd.links.mk>
275 .endif # !target(install)
279 ${KMODLOAD} -v ./${KMOD}.ko
284 ${KMODUNLOAD} -v ${KMOD}
287 .for _src in ${SRCS:Mopt_*.h} ${SRCS:Muse_*.h}
290 .if defined(BUILDING_WITH_KERNEL) && exists(${BUILDING_WITH_KERNEL}/${_src})
291 ${_src}: ${BUILDING_WITH_KERNEL}/${_src}
292 # we do not have to copy these files any more, the kernel build
293 # directory is included in the path now.
294 # cp ${BUILDING_WITH_KERNEL}/${_src} ${.TARGET}
298 .endif # BUILDING_WITH_KERNEL
302 MFILES?= kern/bus_if.m kern/device_if.m bus/iicbus/iicbb_if.m \
303 bus/iicbus/iicbus_if.m bus/isa/isa_if.m dev/netif/mii_layer/miibus_if.m \
304 bus/pccard/card_if.m bus/pccard/power_if.m bus/pci/pci_if.m \
306 bus/ppbus/ppbus_if.m bus/smbus/smbus_if.m \
307 dev/acpica/acpi_if.m dev/acpica/acpi_wmi_if.m dev/disk/nata/ata_if.m \
308 dev/sound/pcm/ac97_if.m dev/sound/pcm/channel_if.m \
309 dev/sound/pcm/feeder_if.m dev/sound/pcm/mixer_if.m \
310 libiconv/iconv_converter_if.m dev/agp/agp_if.m opencrypto/cryptodev_if.m \
311 bus/mmc/mmcbus_if.m bus/mmc/mmcbr_if.m \
312 dev/virtual/virtio/virtio/virtio_bus_if.m \
313 dev/virtual/virtio/virtio/virtio_if.m
315 .if defined(WANT_USB4BSD)
316 MFILES+=bus/u4b/usb_if.m
318 MFILES+=bus/usb/usb_if.m
321 .for _srcsrc in ${MFILES}
323 .for _src in ${SRCS:M${_srcsrc:T:R}.${_ext}}
328 ${_src}: @/tools/makeobjops.awk @/${_srcsrc}
331 .if defined(BUILDING_WITH_KERNEL) && \
332 exists(${BUILDING_WITH_KERNEL}/${_src})
334 awk -f @/tools/makeobjops.awk -- -${_ext} @/${_srcsrc}
342 #.if ${SRCS:Mvnode_if.${_ext}} != ""
343 #CLEANFILES+= vnode_if.${_ext}
346 #vnode_if.${_ext}: @/tools/vnode_if.awk @/kern/vnode_if.src
348 # awk -f @/tools/vnode_if.awk -- -${_ext} @/kern/vnode_if.src
352 .if !empty(SRCS:Musbdevs.h)
353 CLEANFILES+= usbdevs.h
357 usbdevs.h: @/tools/usbdevs2h.awk @/bus/u4b/usbdevs
359 ${AWK} -f @/tools/usbdevs2h.awk @/bus/u4b/usbdevs -h
362 .if !empty(SRCS:Musbdevs_data.h)
363 CLEANFILES+= usbdevs_data.h
367 usbdevs_data.h: @/tools/usbdevs2h.awk @/bus/u4b/usbdevs
369 ${AWK} -f @/tools/usbdevs2h.awk @/bus/u4b/usbdevs -d
372 .if !empty(SRCS:Massym.s)
373 CLEANFILES+= assym.s genassym.o
375 .if defined(BUILDING_WITH_KERNEL)
376 genassym.o: opt_global.h
381 assym.s: @/kern/genassym.sh
383 sh @/kern/genassym.sh genassym.o > ${.TARGET}
385 genassym.o: @/platform/${MACHINE_PLATFORM}/${MACHINE_ARCH}/genassym.c
387 genassym.o: @ ${SRCS:Mopt_*.h}
388 ${CC} -c ${CFLAGS:N-fno-common:N-mcmodel=small} ${WERROR} \
389 @/platform/${MACHINE_PLATFORM}/${MACHINE_ARCH}/genassym.c
394 .include <bsd.dep.mk>
396 .if !exists(${DEPENDFILE})
397 ${OBJS}: ${SRCS:M*.h}
400 .include <bsd.obj.mk>
401 .include "bsd.kern.mk"
403 # Behaves like MODULE_OVERRIDE
404 .if defined(KLD_DEPS)
407 .for _mdep in ${KLD_DEPS}
408 cd ${SYSDIR}/${_mdep} && make all
410 depend: _kdeps_depend
412 .for _mdep in ${KLD_DEPS}
413 cd ${SYSDIR}/${_mdep} && make depend
415 install: _kdeps_install
417 .for _mdep in ${KLD_DEPS}
418 cd ${SYSDIR}/${_mdep} && make install
422 .for _mdep in ${KLD_DEPS}
423 cd ${SYSDIR}/${_mdep} && make clean