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?= ${BINMODE} 75 76.include <bsd.init.mk> 77 78.SUFFIXES: .out .o .c .cc .cxx .C .y .l .s .S 79 80.if !defined(NO_WERROR) && (${CCVER} == "gcc47" || ${CCVER} == "gcc50") 81WERROR=-Werror 82.endif 83 84WORLD_CCOPTLEVEL= # XXX prevent world opt level affecting kernel modules 85CFLAGS+= ${COPTS} -D_KERNEL ${CWARNFLAGS} ${WERROR} 86CFLAGS+= -DKLD_MODULE 87 88# Don't use any standard include directories. 89# Since -nostdinc will annull any previous -I paths, we repeat all 90# such paths after -nostdinc. It doesn't seem to be possible to 91# add to the front of `make' variable. 92# 93# Don't use -I- anymore, source-relative includes are desireable. 94_ICFLAGS:= ${CFLAGS:M-I*} 95CFLAGS+= -nostdinc ${_ICFLAGS} 96 97# Add -I paths for system headers. Individual KLD makefiles don't 98# need any -I paths for this. Similar defaults for .PATH can't be 99# set because there are no standard paths for non-headers. 100# 101# NOTE! Traditional architecture paths such as <i386/i386/blah.h> 102# must run through the "machine_base" softlink using 103# <machine_base/i386/blah.h>. An explicit cross-architecture path must 104# operate relative to /usr/src/sys using e.g. <arch/i386/i386/blah.h> 105# 106CFLAGS+= -I. -I@ 107 108# Add -I paths for headers in the kernel build directory 109# 110.if defined(BUILDING_WITH_KERNEL) 111CFLAGS+= -I${BUILDING_WITH_KERNEL} 112_MACHINE_FWD= ${BUILDING_WITH_KERNEL} 113.else 114.if defined(MAKEOBJDIRPREFIX) 115_MACHINE_FWD= ${MAKEOBJDIRPREFIX}/${SYSDIR}/forwarder_${MACHINE_ARCH} 116.else 117_MACHINE_FWD= ${.OBJDIR}/forwarder_${MACHINE_ARCH} 118CLEANDIRS+= ${_MACHINE_FWD} 119.endif 120.endif 121CFLAGS+= -I${_MACHINE_FWD}/include 122.include "kern.fwd.mk" 123 124# Add a -I path to standard headers like <stddef.h>. Use a relative 125# path to src/include if possible. If the @ symlink hasn't been built 126# yet, then we can't tell if the relative path exists. Add both the 127# potential relative path and an absolute path in that case. 128.if exists(@) 129.if exists(@/../include) 130CFLAGS+= -I@/../include 131.else 132CFLAGS+= -I${DESTDIR}/usr/include 133.endif 134.else # !@ 135CFLAGS+= -I@/../include -I${DESTDIR}/usr/include 136.endif # @ 137 138.if defined(BUILDING_WITH_KERNEL) && \ 139 exists(${BUILDING_WITH_KERNEL}/opt_global.h) 140CFLAGS+= -DHAVE_KERNEL_OPTION_HEADERS -include ${BUILDING_WITH_KERNEL}/opt_global.h 141.endif 142 143CFLAGS+= ${DEBUG_FLAGS} 144.if ${MACHINE_ARCH} == "x86_64" 145CFLAGS+= -fno-omit-frame-pointer 146.endif 147 148.include <bsd.patch.mk> 149 150.if defined(FIRMWS) 151AWK=/usr/bin/awk 152.if !exists(@) 153${KMOD:S/$/.c/}: @ 154.else 155${KMOD:S/$/.c/}: @/tools/fw_stub.awk 156.endif 157 ${AWK} -f @/tools/fw_stub.awk ${FIRMWS} -m${KMOD} -c${KMOD:S/$/.c/g} \ 158 ${FIRMWARE_LICENSE:C/.+/-l/}${FIRMWARE_LICENSE} 159 160SRCS+= ${KMOD:S/$/.c/} 161CLEANFILES+= ${KMOD:S/$/.c/} 162 163.for _firmw in ${FIRMWS} 164${_firmw:C/\:.*$/.fwo/}: ${_firmw:C/\:.*$//} 165 @${ECHO} ${_firmw:C/\:.*$//} ${.ALLSRC:M*${_firmw:C/\:.*$//}} 166 @if [ -e ${_firmw:C/\:.*$//} ]; then \ 167 ${LD} -b binary --no-warn-mismatch ${LDFLAGS} \ 168 -r -d -o ${.TARGET} ${_firmw:C/\:.*$//}; \ 169 else \ 170 ln -s ${.ALLSRC:M*${_firmw:C/\:.*$//}} ${_firmw:C/\:.*$//}; \ 171 ${LD} -b binary --no-warn-mismatch ${LDFLAGS} \ 172 -r -d -o ${.TARGET} ${_firmw:C/\:.*$//}; \ 173 rm ${_firmw:C/\:.*$//}; \ 174 fi 175 176OBJS+= ${_firmw:C/\:.*$/.fwo/} 177.endfor 178.endif 179 180OBJS+= ${SRCS:N*.h:N*.patch:R:S/$/.o/g} 181 182.if !defined(PROG) 183PROG= ${KMOD}.ko 184.endif 185 186.if ${MACHINE_ARCH} != x86_64 187${PROG}: ${KMOD}.kld 188 ${LD} -Bshareable ${LDFLAGS} -o ${.TARGET} ${KMOD}.kld 189.endif 190 191.if ${MACHINE_ARCH} != x86_64 192${KMOD}.kld: ${OBJS} 193 ${LD} ${LDFLAGS} -r -o ${.TARGET} ${OBJS} 194.else 195${PROG}: ${OBJS} 196 ${LD} ${LDFLAGS} -r -d -o ${.TARGET} ${OBJS} 197.endif 198 199# links to platform and cpu architecture include files. If we are 200# building with a kernel these already exist in the kernel build dir. 201# '@' is a link to the system source. 202.if defined(BUILDING_WITH_KERNEL) 203_ILINKS=@ 204.else 205_ILINKS=@ machine_base machine cpu_base cpu 206.endif 207 208.if defined(ARCH) 209_ILINKS+=${ARCH} 210.endif 211 212all: objwarn fwheaders ${PROG} 213 214beforedepend: fwheaders 215fwheaders: ${_ILINKS} ${FORWARD_HEADERS_COOKIE} 216# Ensure that the links exist without depending on it when it exists which 217# causes all the modules to be rebuilt when the directory pointed to changes. 218.for _link in ${_ILINKS} 219.if !exists(${.OBJDIR}/${_link}) 220${OBJS}: ${_link} 221.endif 222.endfor 223 224# Search for kernel source tree in standard places. 225.for _dir in ${.CURDIR}/../.. ${.CURDIR}/../../.. ${.CURDIR}/../../../.. /sys /usr/src/sys 226.if !defined(SYSDIR) && exists(${_dir}/kern/) 227SYSDIR= ${_dir} 228.endif 229.endfor 230.if !defined(SYSDIR) || !exists(${SYSDIR}/kern) 231.error "can't find kernel source tree" 232.endif 233S= ${SYSDIR} 234 235# path=`(cd $$path && /bin/pwd)` ; 236 237${_ILINKS}: 238 @case ${.TARGET} in \ 239 machine) \ 240 path=${SYSDIR}/platform/${MACHINE_PLATFORM}/include ;; \ 241 machine_base) \ 242 path=${SYSDIR}/platform/${MACHINE_PLATFORM} ;; \ 243 cpu) \ 244 path=${SYSDIR}/cpu/${MACHINE_ARCH}/include ;; \ 245 cpu_base) \ 246 path=${SYSDIR}/cpu/${MACHINE_ARCH} ;; \ 247 @) \ 248 path=${SYSDIR} ;; \ 249 arch_*) \ 250 path=${.CURDIR}/${MACHINE_ARCH} ;; \ 251 esac ; \ 252 ${ECHO} ${.TARGET} "->" $$path ; \ 253 ${LN} -s $$path ${.TARGET} 254 255CLEANFILES+= ${PROG} ${KMOD}.kld ${OBJS} ${_ILINKS} symb.tmp tmp.o 256 257.if !target(install) 258 259_INSTALLFLAGS:= ${INSTALLFLAGS} 260.for ie in ${INSTALLFLAGS_EDIT} 261_INSTALLFLAGS:= ${_INSTALLFLAGS${ie}} 262.endfor 263 264.if !target(realinstall) 265realinstall: _kmodinstall 266.ORDER: beforeinstall _kmodinstall 267_kmodinstall: 268.if defined(INSTALLSTRIPPEDMODULES) 269 ${INSTALL} -o ${KMODOWN} -g ${KMODGRP} -m ${KMODMODE} \ 270 ${_INSTALLFLAGS} ${PROG} ${DESTDIR}${KMODDIR} 271 ${OBJCOPY} --strip-debug ${DESTDIR}${KMODDIR}/${PROG} 272.else 273 ${INSTALL} -o ${KMODOWN} -g ${KMODGRP} -m ${KMODMODE} \ 274 ${_INSTALLFLAGS} ${PROG} ${DESTDIR}${KMODDIR} 275.endif 276.endif # !target(realinstall) 277 278.include <bsd.links.mk> 279 280.endif # !target(install) 281 282.if !target(load) 283load: ${PROG} 284 ${KMODLOAD} -v ./${KMOD}.ko 285.endif 286 287.if !target(unload) 288unload: 289 ${KMODUNLOAD} -v ${KMOD} 290.endif 291 292.for _src in ${SRCS:Mopt_*.h} ${SRCS:Muse_*.h} 293CLEANFILES+= ${_src} 294.if !target(${_src}) 295.if defined(BUILDING_WITH_KERNEL) && exists(${BUILDING_WITH_KERNEL}/${_src}) 296${_src}: ${BUILDING_WITH_KERNEL}/${_src} 297# we do not have to copy these files any more, the kernel build 298# directory is included in the path now. 299# cp ${BUILDING_WITH_KERNEL}/${_src} ${.TARGET} 300.else 301${_src}: 302 touch ${.TARGET} 303.endif # BUILDING_WITH_KERNEL 304.endif 305.endfor 306 307MFILES?= kern/bus_if.m kern/device_if.m bus/iicbus/iicbb_if.m \ 308 bus/iicbus/iicbus_if.m bus/isa/isa_if.m dev/netif/mii_layer/miibus_if.m \ 309 bus/pccard/card_if.m bus/pccard/power_if.m bus/pci/pci_if.m \ 310 bus/pci/pcib_if.m \ 311 bus/ppbus/ppbus_if.m bus/smbus/smbus_if.m bus/u4b/usb_if.m \ 312 dev/acpica/acpi_if.m dev/acpica/acpi_wmi_if.m dev/disk/nata/ata_if.m \ 313 dev/disk/sdhci/sdhci_if.m \ 314 dev/sound/pci/hda/hdac_if.m \ 315 dev/sound/pcm/ac97_if.m dev/sound/pcm/channel_if.m \ 316 dev/sound/pcm/feeder_if.m dev/sound/pcm/mixer_if.m \ 317 dev/sound/midi/mpu_if.m dev/sound/midi/mpufoi_if.m \ 318 dev/sound/midi/synth_if.m \ 319 libiconv/iconv_converter_if.m dev/agp/agp_if.m opencrypto/cryptodev_if.m \ 320 bus/mmc/mmcbus_if.m bus/mmc/mmcbr_if.m \ 321 dev/virtual/virtio/virtio/virtio_bus_if.m \ 322 dev/virtual/virtio/virtio/virtio_if.m \ 323 dev/misc/coremctl/coremctl_if.m kern/cpu_if.m \ 324 bus/gpio/gpio_if.m 325 326.for _srcsrc in ${MFILES} 327.for _ext in c h 328.for _src in ${SRCS:M${_srcsrc:T:R}.${_ext}} 329CLEANFILES+= ${_src} 330.if !target(${_src}) 331${_src}: @ 332.if exists(@) 333${_src}: @/tools/makeobjops.awk @/${_srcsrc} 334.endif 335 336.if defined(BUILDING_WITH_KERNEL) && \ 337 exists(${BUILDING_WITH_KERNEL}/${_src}) 338.else 339 awk -f @/tools/makeobjops.awk -- -${_ext} @/${_srcsrc} 340.endif 341.endif 342.endfor # _src 343.endfor # _ext 344.endfor # _srcsrc 345 346#.for _ext in c h 347#.if ${SRCS:Mvnode_if.${_ext}} != "" 348#CLEANFILES+= vnode_if.${_ext} 349#vnode_if.${_ext}: @ 350#.if exists(@) 351#vnode_if.${_ext}: @/tools/vnode_if.awk @/kern/vnode_if.src 352#.endif 353# awk -f @/tools/vnode_if.awk -- -${_ext} @/kern/vnode_if.src 354#.endif 355#.endfor 356 357.if !empty(SRCS:Mmiidevs.h) 358CLEANFILES+= miidevs.h 359.if !exists(@) 360miidevs.h: @ 361.else 362miidevs.h: @/tools/miidevs2h.awk @/dev/netif/mii_layer/miidevs 363.endif 364 ${AWK} -f @/tools/miidevs2h.awk @/dev/netif/mii_layer/miidevs 365.endif 366 367.if !empty(SRCS:Mpccarddevs.h) 368CLEANFILES+= pccarddevs.h 369.if !exists(@) 370pccarddevs.h: @ 371.else 372pccarddevs.h: @/tools/pccarddevs2h.awk @/bus/pccard/pccarddevs 373.endif 374 ${AWK} -f @/tools/pccarddevs2h.awk @/bus/pccard/pccarddevs 375.endif 376 377.if !empty(SRCS:Mpcidevs.h) 378CLEANFILES+= pcidevs.h 379.if !exists(@) 380pcidevs.h: @ 381.else 382pcidevs.h: @/tools/pcidevs2h.awk @/bus/pci/pcidevs 383.endif 384 ${AWK} -f @/tools/pcidevs2h.awk @/bus/pci/pcidevs 385.endif 386 387.if !empty(SRCS:Musbdevs.h) 388CLEANFILES+= usbdevs.h 389.if !exists(@) 390usbdevs.h: @ 391.else 392usbdevs.h: @/tools/usbdevs2h.awk @/bus/u4b/usbdevs 393.endif 394 ${AWK} -f @/tools/usbdevs2h.awk @/bus/u4b/usbdevs -h 395.endif 396 397.if !empty(SRCS:Musbdevs_data.h) 398CLEANFILES+= usbdevs_data.h 399.if !exists(@) 400usbdevs_data.h: @ 401.else 402usbdevs_data.h: @/tools/usbdevs2h.awk @/bus/u4b/usbdevs 403.endif 404 ${AWK} -f @/tools/usbdevs2h.awk @/bus/u4b/usbdevs -d 405.endif 406 407.if !empty(SRCS:Macpi_quirks.h) 408CLEANFILES+= acpi_quirks.h 409.if !exists(@) 410acpi_quirks.h: @ 411.else 412acpi_quirks.h: @/tools/acpi_quirks2h.awk @/dev/acpica/acpi_quirks 413.endif 414 ${AWK} -f @/tools/acpi_quirks2h.awk @/dev/acpica/acpi_quirks 415.endif 416 417.if !empty(SRCS:Massym.s) 418CLEANFILES+= assym.s genassym.o 419assym.s: genassym.o 420.if defined(BUILDING_WITH_KERNEL) 421genassym.o: opt_global.h 422.endif 423.if !exists(@) 424assym.s: @ 425.else 426assym.s: @/kern/genassym.sh 427.endif 428 sh @/kern/genassym.sh genassym.o > ${.TARGET} 429.if exists(@) 430genassym.o: @/platform/${MACHINE_PLATFORM}/${MACHINE_ARCH}/genassym.c 431.endif 432genassym.o: @ ${SRCS:Mopt_*.h} 433 ${CC} -c ${CFLAGS:N-fno-common:N-flto:N-mcmodel=small} ${WERROR} \ 434 @/platform/${MACHINE_PLATFORM}/${MACHINE_ARCH}/genassym.c 435.endif 436 437regress: 438 439.include <bsd.dep.mk> 440 441.if !exists(${DEPENDFILE}) 442${OBJS}: ${SRCS:M*.h} 443.endif 444 445.include <bsd.obj.mk> 446.include "bsd.kern.mk" 447 448# Behaves like MODULE_OVERRIDE 449.if defined(KLD_DEPS) 450all: _kdeps_all 451_kdeps_all: @ 452.for _mdep in ${KLD_DEPS} 453 cd ${SYSDIR}/${_mdep} && make all 454.endfor 455depend: _kdeps_depend 456_kdeps_depend: @ 457.for _mdep in ${KLD_DEPS} 458 cd ${SYSDIR}/${_mdep} && make depend 459.endfor 460install: _kdeps_install 461_kdeps_install: @ 462.for _mdep in ${KLD_DEPS} 463 cd ${SYSDIR}/${_mdep} && make install 464.endfor 465clean: _kdeps_clean 466_kdeps_clean: @ 467.for _mdep in ${KLD_DEPS} 468 cd ${SYSDIR}/${_mdep} && make clean 469.endfor 470.endif 471