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# $DragonFly: src/sys/conf/kmod.mk,v 1.35 2008/08/27 16:35:19 hasso Exp $ 4# 5# The include file <bsd.kmod.mk> handles installing Kernel Loadable Device 6# drivers (KLD's). 7# 8# 9# +++ variables +++ 10# 11# CLEANFILES Additional files to remove for the clean and cleandir targets. 12# 13# KMOD The name of the kernel module to build. 14# 15# KMODDIR Base path for kernel modules (see kld(4)). [/modules] 16# 17# KMODOWN KLD owner. [${BINOWN}] 18# 19# KMODGRP KLD group. [${BINGRP}] 20# 21# KMODMODE KLD mode. [${BINMODE}] 22# 23# KMODLOAD Command to load a kernel module [/sbin/kldload] 24# 25# KMODUNLOAD Command to unload a kernel module [/sbin/kldunload] 26# 27# NOMAN KLD does not have a manual page if set. 28# 29# PROG The name of the kernel module to build. 30# If not supplied, ${KMOD}.o is used. 31# 32# SRCS List of source files 33# 34# KMODDEPS List of modules which this one is dependant on 35# 36# DESTDIR Change the tree where the module gets installed. [not set] 37# 38# MFILES Optionally a list of interfaces used by the module. 39# This file contains a default list of interfaces. 40# 41# +++ targets +++ 42# 43# install: 44# install the kernel module and its manual pages; if the Makefile 45# does not itself define the target install, the targets 46# beforeinstall and afterinstall may also be used to cause 47# actions immediately before and after the install target 48# is executed. 49# 50# load: 51# Load KLD. 52# 53# unload: 54# Unload KLD. 55# 56# bsd.obj.mk: clean, cleandir and obj 57# bsd.dep.mk: cleandepend, depend and tags 58# bsd.man.mk: maninstall 59# 60 61OBJCOPY?= objcopy 62KMODLOAD?= /sbin/kldload 63KMODUNLOAD?= /sbin/kldunload 64 65.include <bsd.init.mk> 66 67.SUFFIXES: .out .o .c .cc .cxx .C .y .l .s .S 68 69CFLAGS+= ${COPTS} -D_KERNEL ${CWARNFLAGS} 70CFLAGS+= -DKLD_MODULE 71 72# Don't use any standard include directories. 73# Since -nostdinc will annull any previous -I paths, we repeat all 74# such paths after -nostdinc. It doesn't seem to be possible to 75# add to the front of `make' variable. 76# 77# Don't use -I- anymore, source-relative includes are desireable. 78_ICFLAGS:= ${CFLAGS:M-I*} 79CFLAGS+= -nostdinc ${_ICFLAGS} 80 81# Add -I paths for system headers. Individual KLD makefiles don't 82# need any -I paths for this. Similar defaults for .PATH can't be 83# set because there are no standard paths for non-headers. 84# 85# NOTE! Traditional architecture paths such as <i386/i386/blah.h> 86# must run through the "machine_base" softlink using 87# <machine_base/i386/blah.h>. An explicit cross-architecture path must 88# operate relative to /usr/src/sys using e.g. <arch/i386/i386/blah.h> 89# 90CFLAGS+= -I. -I@ 91 92# Add -I paths for headers in the kernel build directory 93# 94.if defined(BUILDING_WITH_KERNEL) 95CFLAGS+= -I${BUILDING_WITH_KERNEL} 96_MACHINE_FWD= ${BUILDING_WITH_KERNEL} 97.else 98.if defined(MAKEOBJDIRPREFIX) 99_MACHINE_FWD= ${MAKEOBJDIRPREFIX}/${SYSDIR}/forwarder_${MACHINE_ARCH} 100.else 101_MACHINE_FWD= ${.OBJDIR}/forwarder_${MACHINE_ARCH} 102CLEANDIRS+= ${_MACHINE_FWD} 103.endif 104.endif 105CFLAGS+= -I${_MACHINE_FWD}/include 106.include "kern.fwd.mk" 107 108# Add a -I path to standard headers like <stddef.h>. Use a relative 109# path to src/include if possible. If the @ symlink hasn't been built 110# yet, then we can't tell if the relative path exists. Add both the 111# potential relative path and an absolute path in that case. 112.if exists(@) 113.if exists(@/../include) 114CFLAGS+= -I@/../include 115.else 116CFLAGS+= -I${DESTDIR}/usr/include 117.endif 118.else # !@ 119CFLAGS+= -I@/../include -I${DESTDIR}/usr/include 120.endif # @ 121 122.if defined(BUILDING_WITH_KERNEL) && \ 123 exists(${BUILDING_WITH_KERNEL}/opt_global.h) 124CFLAGS+= -include ${BUILDING_WITH_KERNEL}/opt_global.h 125.endif 126 127CFLAGS+= ${DEBUG_FLAGS} 128 129.include <bsd.patch.mk> 130 131OBJS+= ${SRCS:N*.h:N*.patch:R:S/$/.o/g} 132 133.if !defined(PROG) 134PROG= ${KMOD}.ko 135.endif 136 137.if ${MACHINE_ARCH} != amd64 138${PROG}: ${KMOD}.kld ${KMODDEPS} 139 ${LD} -Bshareable ${LDFLAGS} -o ${.TARGET} ${KMOD}.kld ${KMODDEPS} 140.endif 141 142.if defined(KMODDEPS) 143.for dep in ${KMODDEPS} 144CLEANFILES+= ${dep} __${dep}_hack_dep.c 145 146${dep}: 147 touch __${dep}_hack_dep.c 148 ${CC} -shared ${CFLAGS} -o ${dep} __${dep}_hack_dep.c 149.endfor 150.endif 151 152.if ${MACHINE_ARCH} != amd64 153${KMOD}.kld: ${OBJS} 154 ${LD} ${LDFLAGS} -r -o ${.TARGET} ${OBJS} 155.else 156${PROG}: ${OBJS} 157.endif 158 159.if !defined(NOMAN) 160.include <bsd.man.mk> 161.endif 162 163# links to platform and cpu architecture include files. If we are 164# building with a kernel these already exist in the kernel build dir. 165# '@' is a link to the system source. 166.if defined(BUILDING_WITH_KERNEL) 167_ILINKS=@ 168.else 169_ILINKS=@ machine_base machine cpu_base cpu 170.endif 171 172.if defined(ARCH) 173_ILINKS+=${ARCH} 174.endif 175 176all: objwarn fwheaders ${PROG} 177.if !defined(NOMAN) 178all: _manpages 179.endif 180 181beforedepend: fwheaders 182fwheaders: ${_ILINKS} ${FORWARD_HEADERS_COOKIE} 183# Ensure that the links exist without depending on it when it exists which 184# causes all the modules to be rebuilt when the directory pointed to changes. 185.for _link in ${_ILINKS} 186.if !exists(${.OBJDIR}/${_link}) 187${OBJS}: ${_link} 188.endif 189.endfor 190 191# Search for kernel source tree in standard places. 192.for _dir in ${.CURDIR}/../.. ${.CURDIR}/../../.. ${.CURDIR}/../../../.. /sys /usr/src/sys 193.if !defined(SYSDIR) && exists(${_dir}/kern/) 194SYSDIR= ${_dir} 195.endif 196.endfor 197.if !defined(SYSDIR) || !exists(${SYSDIR}/kern) 198.error "can't find kernel source tree" 199.endif 200S= ${SYSDIR} 201 202# path=`(cd $$path && /bin/pwd)` ; 203 204${_ILINKS}: 205 @case ${.TARGET} in \ 206 machine) \ 207 path=${SYSDIR}/platform/${MACHINE_PLATFORM}/include ;; \ 208 machine_base) \ 209 path=${SYSDIR}/platform/${MACHINE_PLATFORM} ;; \ 210 cpu) \ 211 path=${SYSDIR}/cpu/${MACHINE_ARCH}/include ;; \ 212 cpu_base) \ 213 path=${SYSDIR}/cpu/${MACHINE_ARCH} ;; \ 214 @) \ 215 path=${SYSDIR} ;; \ 216 arch_*) \ 217 path=${.CURDIR}/${MACHINE_ARCH} ;; \ 218 esac ; \ 219 ${ECHO} ${.TARGET} "->" $$path ; \ 220 ${LN} -s $$path ${.TARGET} 221 222CLEANFILES+= ${PROG} ${KMOD}.kld ${OBJS} ${_ILINKS} symb.tmp tmp.o 223 224.if !target(install) 225 226_INSTALLFLAGS:= ${INSTALLFLAGS} 227.for ie in ${INSTALLFLAGS_EDIT} 228_INSTALLFLAGS:= ${_INSTALLFLAGS${ie}} 229.endfor 230 231.if !target(realinstall) 232realinstall: _kmodinstall 233.ORDER: beforeinstall _kmodinstall 234_kmodinstall: 235.if defined(INSTALLSTRIPPEDMODULES) 236 ${INSTALL} -o ${KMODOWN} -g ${KMODGRP} -m ${KMODMODE} \ 237 ${_INSTALLFLAGS} ${PROG} ${DESTDIR}${KMODDIR} 238 ${OBJCOPY} --strip-debug ${DESTDIR}${KMODDIR}/${PROG} 239.else 240 ${INSTALL} -o ${KMODOWN} -g ${KMODGRP} -m ${KMODMODE} \ 241 ${_INSTALLFLAGS} ${PROG} ${DESTDIR}${KMODDIR} 242.endif 243.endif # !target(realinstall) 244 245.include <bsd.links.mk> 246 247.if !defined(NOMAN) 248realinstall: _maninstall 249.ORDER: beforeinstall _maninstall 250.endif 251 252.endif # !target(install) 253 254.if !target(load) 255load: ${PROG} 256 ${KMODLOAD} -v ./${KMOD}.ko 257.endif 258 259.if !target(unload) 260unload: 261 ${KMODUNLOAD} -v ${KMOD} 262.endif 263 264.for _src in ${SRCS:Mopt_*.h} ${SRCS:Muse_*.h} 265CLEANFILES+= ${_src} 266.if !target(${_src}) 267.if defined(BUILDING_WITH_KERNEL) && exists(${BUILDING_WITH_KERNEL}/${_src}) 268${_src}: ${BUILDING_WITH_KERNEL}/${_src} 269# we do not have to copy these files any more, the kernel build 270# directory is included in the path now. 271# cp ${BUILDING_WITH_KERNEL}/${_src} ${.TARGET} 272.else 273${_src}: 274 touch ${.TARGET} 275.endif # BUILDING_WITH_KERNEL 276.endif 277.endfor 278 279MFILES?= kern/bus_if.m kern/device_if.m bus/iicbus/iicbb_if.m \ 280 bus/iicbus/iicbus_if.m bus/isa/isa_if.m dev/netif/mii_layer/miibus_if.m \ 281 bus/pccard/card_if.m bus/pccard/power_if.m bus/pci/pci_if.m \ 282 bus/pci/pcib_if.m \ 283 bus/ppbus/ppbus_if.m bus/smbus/smbus_if.m bus/usb/usb_if.m \ 284 dev/acpica5/acpi_if.m dev/disk/nata/ata_if.m \ 285 dev/sound/pcm/ac97_if.m dev/sound/pcm/channel_if.m \ 286 dev/sound/pcm/feeder_if.m dev/sound/pcm/mixer_if.m \ 287 libiconv/iconv_converter_if.m dev/agp/agp_if.m opencrypto/crypto_if.m 288 289.for _srcsrc in ${MFILES} 290.for _ext in c h 291.for _src in ${SRCS:M${_srcsrc:T:R}.${_ext}} 292CLEANFILES+= ${_src} 293.if !target(${_src}) 294${_src}: @ 295.if exists(@) 296${_src}: @/tools/makeobjops.awk @/${_srcsrc} 297.endif 298 299.if defined(BUILDING_WITH_KERNEL) && \ 300 exists(${BUILDING_WITH_KERNEL}/${_src}) 301.else 302 awk -f @/tools/makeobjops.awk -- -${_ext} @/${_srcsrc} 303.endif 304.endif 305.endfor # _src 306.endfor # _ext 307.endfor # _srcsrc 308 309#.for _ext in c h 310#.if ${SRCS:Mvnode_if.${_ext}} != "" 311#CLEANFILES+= vnode_if.${_ext} 312#vnode_if.${_ext}: @ 313#.if exists(@) 314#vnode_if.${_ext}: @/tools/vnode_if.awk @/kern/vnode_if.src 315#.endif 316# awk -f @/tools/vnode_if.awk -- -${_ext} @/kern/vnode_if.src 317#.endif 318#.endfor 319 320regress: 321 322.include <bsd.dep.mk> 323 324.if !exists(${DEPENDFILE}) 325${OBJS}: ${SRCS:M*.h} 326.endif 327 328.include <bsd.obj.mk> 329.include "bsd.kern.mk" 330 331# Behaves like MODULE_OVERRIDE 332.if defined(KLD_DEPS) 333all: _kdeps_all 334_kdeps_all: @ 335.for _mdep in ${KLD_DEPS} 336 cd ${SYSDIR}/${_mdep} && make all 337.endfor 338depend: _kdeps_depend 339_kdeps_depend: @ 340.for _mdep in ${KLD_DEPS} 341 cd ${SYSDIR}/${_mdep} && make depend 342.endfor 343install: _kdeps_install 344_kdeps_install: @ 345.for _mdep in ${KLD_DEPS} 346 cd ${SYSDIR}/${_mdep} && make install 347.endfor 348clean: _kdeps_clean 349_kdeps_clean: @ 350.for _mdep in ${KLD_DEPS} 351 cd ${SYSDIR}/${_mdep} && make clean 352.endfor 353.endif 354