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 $ 3# 4# The include file <bsd.kmod.mk> handles installing Kernel Loadable Device 5# drivers (KLD's). 6# 7# 8# +++ variables +++ 9# CLEANFILES Additional files to remove for the clean and cleandir targets. 10# 11# KMOD The name of the kernel module to build. 12# 13# KMODDIR Base path for kernel modules (see kld(4)). 14# [${DESTKERNDIR}] 15# 16# KMODOWN KLD owner. [${BINOWN}] 17# 18# KMODGRP KLD group. [${BINGRP}] 19# 20# KMODMODE KLD mode. [${BINMODE}] 21# 22# KMODLOAD Command to load a kernel module [/sbin/kldload] 23# 24# KMODUNLOAD Command to unload a kernel module [/sbin/kldunload] 25# 26# PROG The name of the kernel module to build. 27# If not supplied, ${KMOD}.o is used. 28# 29# SRCS List of source files 30# 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}. 34# 35# MFILES Optionally a list of interfaces used by the module. 36# This file contains a default list of interfaces. 37# 38# FIRMWS List of firmware images in format filename:shortname:version 39# 40# FIRMWARE_LICENSE 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 43# 44# +++ targets +++ 45# 46# install: 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 51# is executed. 52# 53# load: 54# Load KLD. 55# 56# unload: 57# Unload KLD. 58# 59# bsd.obj.mk: clean, cleandir and obj 60# bsd.dep.mk: cleandepend, depend and tags 61# 62 63OBJCOPY?= objcopy 64KMODLOAD?= /sbin/kldload 65KMODUNLOAD?= /sbin/kldunload 66 67# KERNEL is needed when running make install directly from 68# the obj directory. 69KERNEL?= kernel 70 71KMODDIR?= ${DESTKERNDIR} 72KMODOWN?= ${BINOWN} 73KMODGRP?= ${BINGRP} 74KMODMODE?= ${BINMODE} 75 76.include <bsd.init.mk> 77 78.SUFFIXES: .out .o .c .cc .cxx .C .y .l .s .S 79 80CFLAGS+= ${COPTS} -D_KERNEL ${CWARNFLAGS} 81CFLAGS+= -DKLD_MODULE 82 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. 87# 88# Don't use -I- anymore, source-relative includes are desireable. 89_ICFLAGS:= ${CFLAGS:M-I*} 90CFLAGS+= -nostdinc ${_ICFLAGS} 91 92# Add -I paths for system headers. Individual KLD makefiles don't 93# need any -I paths for this. Similar defaults for .PATH can't be 94# set because there are no standard paths for non-headers. 95# 96# NOTE! Traditional architecture paths such as <i386/i386/blah.h> 97# must run through the "machine_base" softlink using 98# <machine_base/i386/blah.h>. An explicit cross-architecture path must 99# operate relative to /usr/src/sys using e.g. <arch/i386/i386/blah.h> 100# 101CFLAGS+= -I. -I@ 102 103# Add -I paths for headers in the kernel build directory 104# 105.if defined(BUILDING_WITH_KERNEL) 106CFLAGS+= -I${BUILDING_WITH_KERNEL} 107_MACHINE_FWD= ${BUILDING_WITH_KERNEL} 108.else 109.if defined(MAKEOBJDIRPREFIX) 110_MACHINE_FWD= ${MAKEOBJDIRPREFIX}/${SYSDIR}/forwarder_${MACHINE_ARCH} 111.else 112_MACHINE_FWD= ${.OBJDIR}/forwarder_${MACHINE_ARCH} 113CLEANDIRS+= ${_MACHINE_FWD} 114.endif 115.endif 116CFLAGS+= -I${_MACHINE_FWD}/include 117.include "kern.fwd.mk" 118 119# 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. 123.if exists(@) 124.if exists(@/../include) 125CFLAGS+= -I@/../include 126.else 127CFLAGS+= -I${DESTDIR}/usr/include 128.endif 129.else # !@ 130CFLAGS+= -I@/../include -I${DESTDIR}/usr/include 131.endif # @ 132 133.if defined(BUILDING_WITH_KERNEL) && \ 134 exists(${BUILDING_WITH_KERNEL}/opt_global.h) 135CFLAGS+= -include ${BUILDING_WITH_KERNEL}/opt_global.h 136.endif 137 138CFLAGS+= ${DEBUG_FLAGS} 139.if ${MACHINE_ARCH} == x86_64 140CFLAGS+= -fno-omit-frame-pointer 141.endif 142 143.include <bsd.patch.mk> 144 145.if defined(FIRMWS) 146AWK=/usr/bin/awk 147.if !exists(@) 148${KMOD:S/$/.c/}: @ 149.else 150${KMOD:S/$/.c/}: @/tools/fw_stub.awk 151.endif 152 ${AWK} -f @/tools/fw_stub.awk ${FIRMWS} -m${KMOD} -c${KMOD:S/$/.c/g} \ 153 ${FIRMWARE_LICENSE:C/.+/-l/}${FIRMWARE_LICENSE} 154 155SRCS+= ${KMOD:S/$/.c/} 156CLEANFILES+= ${KMOD:S/$/.c/} 157 158.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} ${_firmw:C/\:.*$//}; \ 164 else \ 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 ${_firmw:C/\:.*$//}; \ 169 fi 170 171OBJS+= ${_firmw:C/\:.*$/.fwo/} 172.endfor 173.endif 174 175OBJS+= ${SRCS:N*.h:N*.patch:R:S/$/.o/g} 176 177.if !defined(PROG) 178PROG= ${KMOD}.ko 179.endif 180 181.if ${MACHINE_ARCH} != x86_64 182${PROG}: ${KMOD}.kld 183 ${LD} -Bshareable ${LDFLAGS} -o ${.TARGET} ${KMOD}.kld 184.endif 185 186.if ${MACHINE_ARCH} != x86_64 187${KMOD}.kld: ${OBJS} 188 ${LD} ${LDFLAGS} -r -o ${.TARGET} ${OBJS} 189.else 190${PROG}: ${OBJS} 191 ${LD} ${LDFLAGS} -r -d -o ${.TARGET} ${OBJS} 192.endif 193 194# links to platform and cpu architecture include files. If we are 195# building with a kernel these already exist in the kernel build dir. 196# '@' is a link to the system source. 197.if defined(BUILDING_WITH_KERNEL) 198_ILINKS=@ 199.else 200_ILINKS=@ machine_base machine cpu_base cpu 201.endif 202 203.if defined(ARCH) 204_ILINKS+=${ARCH} 205.endif 206 207all: objwarn fwheaders ${PROG} 208 209beforedepend: fwheaders 210fwheaders: ${_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}/${_link}) 215${OBJS}: ${_link} 216.endif 217.endfor 218 219# 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/) 222SYSDIR= ${_dir} 223.endif 224.endfor 225.if !defined(SYSDIR) || !exists(${SYSDIR}/kern) 226.error "can't find kernel source tree" 227.endif 228S= ${SYSDIR} 229 230# path=`(cd $$path && /bin/pwd)` ; 231 232${_ILINKS}: 233 @case ${.TARGET} in \ 234 machine) \ 235 path=${SYSDIR}/platform/${MACHINE_PLATFORM}/include ;; \ 236 machine_base) \ 237 path=${SYSDIR}/platform/${MACHINE_PLATFORM} ;; \ 238 cpu) \ 239 path=${SYSDIR}/cpu/${MACHINE_ARCH}/include ;; \ 240 cpu_base) \ 241 path=${SYSDIR}/cpu/${MACHINE_ARCH} ;; \ 242 @) \ 243 path=${SYSDIR} ;; \ 244 arch_*) \ 245 path=${.CURDIR}/${MACHINE_ARCH} ;; \ 246 esac ; \ 247 ${ECHO} ${.TARGET} "->" $$path ; \ 248 ${LN} -s $$path ${.TARGET} 249 250CLEANFILES+= ${PROG} ${KMOD}.kld ${OBJS} ${_ILINKS} symb.tmp tmp.o 251 252.if !target(install) 253 254_INSTALLFLAGS:= ${INSTALLFLAGS} 255.for ie in ${INSTALLFLAGS_EDIT} 256_INSTALLFLAGS:= ${_INSTALLFLAGS${ie}} 257.endfor 258 259.if !target(realinstall) 260realinstall: _kmodinstall 261.ORDER: beforeinstall _kmodinstall 262_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} 267.else 268 ${INSTALL} -o ${KMODOWN} -g ${KMODGRP} -m ${KMODMODE} \ 269 ${_INSTALLFLAGS} ${PROG} ${DESTDIR}${KMODDIR} 270.endif 271.endif # !target(realinstall) 272 273.include <bsd.links.mk> 274 275.endif # !target(install) 276 277.if !target(load) 278load: ${PROG} 279 ${KMODLOAD} -v ./${KMOD}.ko 280.endif 281 282.if !target(unload) 283unload: 284 ${KMODUNLOAD} -v ${KMOD} 285.endif 286 287.for _src in ${SRCS:Mopt_*.h} ${SRCS:Muse_*.h} 288CLEANFILES+= ${_src} 289.if !target(${_src}) 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} ${.TARGET} 295.else 296${_src}: 297 touch ${.TARGET} 298.endif # BUILDING_WITH_KERNEL 299.endif 300.endfor 301 302MFILES?= 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 \ 305 bus/pci/pcib_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 314 315.if defined(WANT_USB4BSD) 316MFILES+=bus/u4b/usb_if.m 317.else 318MFILES+=bus/usb/usb_if.m 319.endif 320 321.for _srcsrc in ${MFILES} 322.for _ext in c h 323.for _src in ${SRCS:M${_srcsrc:T:R}.${_ext}} 324CLEANFILES+= ${_src} 325.if !target(${_src}) 326${_src}: @ 327.if exists(@) 328${_src}: @/tools/makeobjops.awk @/${_srcsrc} 329.endif 330 331.if defined(BUILDING_WITH_KERNEL) && \ 332 exists(${BUILDING_WITH_KERNEL}/${_src}) 333.else 334 awk -f @/tools/makeobjops.awk -- -${_ext} @/${_srcsrc} 335.endif 336.endif 337.endfor # _src 338.endfor # _ext 339.endfor # _srcsrc 340 341#.for _ext in c h 342#.if ${SRCS:Mvnode_if.${_ext}} != "" 343#CLEANFILES+= vnode_if.${_ext} 344#vnode_if.${_ext}: @ 345#.if exists(@) 346#vnode_if.${_ext}: @/tools/vnode_if.awk @/kern/vnode_if.src 347#.endif 348# awk -f @/tools/vnode_if.awk -- -${_ext} @/kern/vnode_if.src 349#.endif 350#.endfor 351 352.if !empty(SRCS:Mmiidevs.h) 353CLEANFILES+= miidevs.h 354.if !exists(@) 355miidevs.h: @ 356.else 357miidevs.h: @/tools/miidevs2h.awk @/dev/netif/mii_layer/miidevs 358.endif 359 ${AWK} -f @/tools/miidevs2h.awk @/dev/netif/mii_layer/miidevs 360.endif 361 362.if !empty(SRCS:Mpccarddevs.h) 363CLEANFILES+= pccarddevs.h 364.if !exists(@) 365pccarddevs.h: @ 366.else 367pccarddevs.h: @/tools/pccarddevs2h.awk @/bus/pccard/pccarddevs 368.endif 369 ${AWK} -f @/tools/pccarddevs2h.awk @/bus/pccard/pccarddevs 370.endif 371 372.if !empty(SRCS:Mpcidevs.h) 373CLEANFILES+= pcidevs.h 374.if !exists(@) 375pcidevs.h: @ 376.else 377pcidevs.h: @/tools/pcidevs2h.awk @/bus/pci/pcidevs 378.endif 379 ${AWK} -f @/tools/pcidevs2h.awk @/bus/pci/pcidevs 380.endif 381 382.if !empty(SRCS:Musbdevs.h) 383CLEANFILES+= usbdevs.h 384.if !exists(@) 385usbdevs.h: @ 386.else 387usbdevs.h: @/tools/usbdevs2h.awk @/bus/u4b/usbdevs 388.endif 389 ${AWK} -f @/tools/usbdevs2h.awk @/bus/u4b/usbdevs -h 390.endif 391 392.if !empty(SRCS:Musbdevs_data.h) 393CLEANFILES+= usbdevs_data.h 394.if !exists(@) 395usbdevs_data.h: @ 396.else 397usbdevs_data.h: @/tools/usbdevs2h.awk @/bus/u4b/usbdevs 398.endif 399 ${AWK} -f @/tools/usbdevs2h.awk @/bus/u4b/usbdevs -d 400.endif 401 402.if !empty(SRCS:Massym.s) 403CLEANFILES+= assym.s genassym.o 404assym.s: genassym.o 405.if defined(BUILDING_WITH_KERNEL) 406genassym.o: opt_global.h 407.endif 408.if !exists(@) 409assym.s: @ 410.else 411assym.s: @/kern/genassym.sh 412.endif 413 sh @/kern/genassym.sh genassym.o > ${.TARGET} 414.if exists(@) 415genassym.o: @/platform/${MACHINE_PLATFORM}/${MACHINE_ARCH}/genassym.c 416.endif 417genassym.o: @ ${SRCS:Mopt_*.h} 418 ${CC} -c ${CFLAGS:N-fno-common:N-mcmodel=small} ${WERROR} \ 419 @/platform/${MACHINE_PLATFORM}/${MACHINE_ARCH}/genassym.c 420.endif 421 422regress: 423 424.include <bsd.dep.mk> 425 426.if !exists(${DEPENDFILE}) 427${OBJS}: ${SRCS:M*.h} 428.endif 429 430.include <bsd.obj.mk> 431.include "bsd.kern.mk" 432 433# Behaves like MODULE_OVERRIDE 434.if defined(KLD_DEPS) 435all: _kdeps_all 436_kdeps_all: @ 437.for _mdep in ${KLD_DEPS} 438 cd ${SYSDIR}/${_mdep} && make all 439.endfor 440depend: _kdeps_depend 441_kdeps_depend: @ 442.for _mdep in ${KLD_DEPS} 443 cd ${SYSDIR}/${_mdep} && make depend 444.endfor 445install: _kdeps_install 446_kdeps_install: @ 447.for _mdep in ${KLD_DEPS} 448 cd ${SYSDIR}/${_mdep} && make install 449.endfor 450clean: _kdeps_clean 451_kdeps_clean: @ 452.for _mdep in ${KLD_DEPS} 453 cd ${SYSDIR}/${_mdep} && make clean 454.endfor 455.endif 456