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 1.2 2003/06/17 04:28:20 dillon 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 61KMODLOAD?= /sbin/kldload 62KMODUNLOAD?= /sbin/kldunload 63 64.include <bsd.init.mk> 65 66.SUFFIXES: .out .o .c .cc .cxx .C .y .l .s .S 67 68CFLAGS+= ${COPTS} -D_KERNEL ${CWARNFLAGS} 69CFLAGS+= -DKLD_MODULE 70 71# Don't use any standard or source-relative include directories. 72# Since -nostdinc will annull any previous -I paths, we repeat all 73# such paths after -nostdinc. It doesn't seem to be possible to 74# add to the front of `make' variable. 75_ICFLAGS:= ${CFLAGS:M-I*} 76CFLAGS+= -nostdinc -I- ${_ICFLAGS} 77 78# Add -I paths for system headers. Individual KLD makefiles don't 79# need any -I paths for this. Similar defaults for .PATH can't be 80# set because there are no standard paths for non-headers. 81CFLAGS+= -I. -I@ 82 83# Add a -I path to standard headers like <stddef.h>. Use a relative 84# path to src/include if possible. If the @ symlink hasn't been built 85# yet, then we can't tell if the relative path exists. Add both the 86# potential relative path and an absolute path in that case. 87.if exists(@) 88.if exists(@/../include) 89CFLAGS+= -I@/../include 90.else 91CFLAGS+= -I${DESTDIR}/usr/include 92.endif 93.else # !@ 94CFLAGS+= -I@/../include -I${DESTDIR}/usr/include 95.endif # @ 96 97CFLAGS+= ${DEBUG_FLAGS} 98 99.if ${OBJFORMAT} == elf 100CLEANFILES+= setdef0.c setdef1.c setdefs.h 101CLEANFILES+= setdef0.o setdef1.o 102.endif 103 104OBJS+= ${SRCS:N*.h:R:S/$/.o/g} 105 106.if !defined(PROG) 107PROG= ${KMOD}.ko 108.endif 109 110${PROG}: ${KMOD}.kld ${KMODDEPS} 111.if ${OBJFORMAT} == elf 112 gensetdefs ${KMOD}.kld 113 ${CC} ${CFLAGS} -c setdef0.c 114 ${CC} ${CFLAGS} -c setdef1.c 115 ${LD} -Bshareable ${LDFLAGS} -o ${.TARGET} setdef0.o ${KMOD}.kld setdef1.o ${KMODDEPS} 116.else 117 ${LD} -Bshareable ${LDFLAGS} -o ${.TARGET} ${KMOD}.kld ${KMODDEPS} 118.endif 119 120.if defined(KMODDEPS) 121.for dep in ${KMODDEPS} 122CLEANFILES+= ${dep} __${dep}_hack_dep.c 123 124${dep}: 125 touch __${dep}_hack_dep.c 126 ${CC} -shared ${CFLAGS} -o ${dep} __${dep}_hack_dep.c 127.endfor 128.endif 129 130${KMOD}.kld: ${OBJS} 131 ${LD} ${LDFLAGS} -r -o ${.TARGET} ${OBJS} 132 133.if !defined(NOMAN) 134.include <bsd.man.mk> 135.endif 136 137_ILINKS=@ machine 138 139all: objwarn ${PROG} 140.if !defined(NOMAN) 141all: _manpages 142.endif 143 144beforedepend: ${_ILINKS} 145# Ensure that the links exist without depending on it when it exists which 146# causes all the modules to be rebuilt when the directory pointed to changes. 147.for _link in ${_ILINKS} 148.if !exists(${.OBJDIR}/${_link}) 149${OBJS}: ${_link} 150.endif 151.endfor 152 153# Search for kernel source tree in standard places. 154.for _dir in ${.CURDIR}/../.. ${.CURDIR}/../../.. /sys /usr/src/sys 155.if !defined(SYSDIR) && exists(${_dir}/kern/) 156SYSDIR= ${_dir} 157.endif 158.endfor 159.if !defined(SYSDIR) || !exists(${SYSDIR}/kern) 160.error "can't find kernel source tree" 161.endif 162 163${_ILINKS}: 164 @case ${.TARGET} in \ 165 machine) \ 166 path=${SYSDIR}/${MACHINE_ARCH}/include ;; \ 167 @) \ 168 path=${SYSDIR} ;; \ 169 esac ; \ 170 path=`(cd $$path && /bin/pwd)` ; \ 171 ${ECHO} ${.TARGET} "->" $$path ; \ 172 ln -s $$path ${.TARGET} 173 174CLEANFILES+= ${PROG} ${KMOD}.kld ${OBJS} ${_ILINKS} symb.tmp tmp.o 175 176.if !target(install) 177 178_INSTALLFLAGS:= ${INSTALLFLAGS} 179.for ie in ${INSTALLFLAGS_EDIT} 180_INSTALLFLAGS:= ${_INSTALLFLAGS${ie}} 181.endfor 182 183.if !target(realinstall) 184realinstall: _kmodinstall 185.ORDER: beforeinstall _kmodinstall 186_kmodinstall: 187 ${INSTALL} -o ${KMODOWN} -g ${KMODGRP} -m ${KMODMODE} \ 188 ${_INSTALLFLAGS} ${PROG} ${DESTDIR}${KMODDIR} 189.endif !target(realinstall) 190 191.include <bsd.links.mk> 192 193.if !defined(NOMAN) 194realinstall: _maninstall 195.ORDER: beforeinstall _maninstall 196.endif 197 198.endif !target(install) 199 200.if !target(load) 201load: ${PROG} 202 ${KMODLOAD} -v ./${KMOD}.ko 203.endif 204 205.if !target(unload) 206unload: 207 ${KMODUNLOAD} -v ${KMOD} 208.endif 209 210.for _src in ${SRCS:Mopt_*.h} 211CLEANFILES+= ${_src} 212.if !target(${_src}) 213${_src}: 214 touch ${.TARGET} 215.endif 216.endfor 217 218MFILES?= kern/bus_if.m kern/device_if.m dev/iicbus/iicbb_if.m \ 219 dev/iicbus/iicbus_if.m isa/isa_if.m dev/mii/miibus_if.m \ 220 dev/pccard/card_if.m dev/pccard/power_if.m pci/pci_if.m \ 221 dev/ppbus/ppbus_if.m dev/smbus/smbus_if.m dev/usb/usb_if.m \ 222 dev/sound/pcm/ac97_if.m dev/sound/pcm/channel_if.m \ 223 dev/sound/pcm/feeder_if.m dev/sound/pcm/mixer_if.m \ 224 libkern/iconv_converter_if.m pci/agp_if.m opencrypto/crypto_if.m \ 225 pc98/pc98/canbus_if.m 226 227.for _srcsrc in ${MFILES} 228.for _ext in c h 229.for _src in ${SRCS:M${_srcsrc:T:R}.${_ext}} 230CLEANFILES+= ${_src} 231.if !target(${_src}) 232${_src}: @ 233.if exists(@) 234${_src}: @/kern/makeops.pl @/${_srcsrc} 235.endif 236 perl @/kern/makeops.pl -${_ext} @/${_srcsrc} 237.endif 238.endfor # _src 239.endfor # _ext 240.endfor # _srcsrc 241 242.for _ext in c h 243.if ${SRCS:Mvnode_if.${_ext}} != "" 244CLEANFILES+= vnode_if.${_ext} 245vnode_if.${_ext}: @ 246.if exists(@) 247vnode_if.${_ext}: @/kern/vnode_if.pl @/kern/vnode_if.src 248.endif 249 perl @/kern/vnode_if.pl -${_ext} @/kern/vnode_if.src 250.endif 251.endfor 252 253regress: 254 255.include <bsd.dep.mk> 256 257.if !exists(${DEPENDFILE}) 258${OBJS}: ${SRCS:M*.h} 259.endif 260 261.include <bsd.obj.mk> 262.include <bsd.kern.mk> 263