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 1.8 2003/11/17 00:54:39 asmodai 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 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# 76# Don't use -I- anymore, source-relative includes are desireable. 77_ICFLAGS:= ${CFLAGS:M-I*} 78CFLAGS+= -nostdinc ${_ICFLAGS} 79 80# Add -I paths for system headers. Individual KLD makefiles don't 81# need any -I paths for this. Similar defaults for .PATH can't be 82# set because there are no standard paths for non-headers. 83CFLAGS+= -I. -I@ 84 85# Add a -I path to standard headers like <stddef.h>. Use a relative 86# path to src/include if possible. If the @ symlink hasn't been built 87# yet, then we can't tell if the relative path exists. Add both the 88# potential relative path and an absolute path in that case. 89.if exists(@) 90.if exists(@/../include) 91CFLAGS+= -I@/../include 92.else 93CFLAGS+= -I${DESTDIR}/usr/include 94.endif 95.else # !@ 96CFLAGS+= -I@/../include -I${DESTDIR}/usr/include 97.endif # @ 98 99CFLAGS+= ${DEBUG_FLAGS} 100 101.if ${OBJFORMAT} == elf 102CLEANFILES+= setdef0.c setdef1.c setdefs.h 103CLEANFILES+= setdef0.o setdef1.o 104.endif 105 106OBJS+= ${SRCS:N*.h:R:S/$/.o/g} 107 108.if !defined(PROG) 109PROG= ${KMOD}.ko 110.endif 111 112${PROG}: ${KMOD}.kld ${KMODDEPS} 113 ${LD} -Bshareable ${LDFLAGS} -o ${.TARGET} ${KMOD}.kld ${KMODDEPS} 114 115.if defined(KMODDEPS) 116.for dep in ${KMODDEPS} 117CLEANFILES+= ${dep} __${dep}_hack_dep.c 118 119${dep}: 120 touch __${dep}_hack_dep.c 121 ${CC} -shared ${CFLAGS} -o ${dep} __${dep}_hack_dep.c 122.endfor 123.endif 124 125${KMOD}.kld: ${OBJS} 126 ${LD} ${LDFLAGS} -r -o ${.TARGET} ${OBJS} 127 128.if !defined(NOMAN) 129.include <bsd.man.mk> 130.endif 131 132_ILINKS=@ machine 133.if defined(ARCH) 134_ILINKS+=${ARCH} 135.endif 136 137all: objwarn ${PROG} 138.if !defined(NOMAN) 139all: _manpages 140.endif 141 142beforedepend: ${_ILINKS} 143# Ensure that the links exist without depending on it when it exists which 144# causes all the modules to be rebuilt when the directory pointed to changes. 145.for _link in ${_ILINKS} 146.if !exists(${.OBJDIR}/${_link}) 147${OBJS}: ${_link} 148.endif 149.endfor 150 151# Search for kernel source tree in standard places. 152.for _dir in ${.CURDIR}/../.. ${.CURDIR}/../../.. ${.CURDIR}/../../../.. /sys /usr/src/sys 153.if !defined(SYSDIR) && exists(${_dir}/kern/) 154SYSDIR= ${_dir} 155.endif 156.endfor 157.if !defined(SYSDIR) || !exists(${SYSDIR}/kern) 158.error "can't find kernel source tree" 159.endif 160 161# path=`(cd $$path && /bin/pwd)` ; 162 163${_ILINKS}: 164 @case ${.TARGET} in \ 165 machine) \ 166 path=${SYSDIR}/${MACHINE_ARCH}/include ;; \ 167 @) \ 168 path=${SYSDIR} ;; \ 169 arch_*) \ 170 path=${.CURDIR}/${MACHINE_ARCH} ;; \ 171 esac ; \ 172 ${ECHO} ${.TARGET} "->" $$path ; \ 173 ln -s $$path ${.TARGET} 174 175CLEANFILES+= ${PROG} ${KMOD}.kld ${OBJS} ${_ILINKS} symb.tmp tmp.o 176 177.if !target(install) 178 179_INSTALLFLAGS:= ${INSTALLFLAGS} 180.for ie in ${INSTALLFLAGS_EDIT} 181_INSTALLFLAGS:= ${_INSTALLFLAGS${ie}} 182.endfor 183 184.if !target(realinstall) 185realinstall: _kmodinstall 186.ORDER: beforeinstall _kmodinstall 187_kmodinstall: 188 ${INSTALL} -o ${KMODOWN} -g ${KMODGRP} -m ${KMODMODE} \ 189 ${_INSTALLFLAGS} ${PROG} ${DESTDIR}${KMODDIR} 190.endif !target(realinstall) 191 192.include <bsd.links.mk> 193 194.if !defined(NOMAN) 195realinstall: _maninstall 196.ORDER: beforeinstall _maninstall 197.endif 198 199.endif !target(install) 200 201.if !target(load) 202load: ${PROG} 203 ${KMODLOAD} -v ./${KMOD}.ko 204.endif 205 206.if !target(unload) 207unload: 208 ${KMODUNLOAD} -v ${KMOD} 209.endif 210 211.for _src in ${SRCS:Mopt_*.h} 212CLEANFILES+= ${_src} 213.if !target(${_src}) 214${_src}: 215 touch ${.TARGET} 216.endif 217.endfor 218 219MFILES?= kern/bus_if.m kern/device_if.m bus/iicbus/iicbb_if.m \ 220 bus/iicbus/iicbus_if.m bus/isa/isa_if.m dev/netif/mii_layer/miibus_if.m \ 221 dev/misc/pccard/card_if.m dev/misc/pccard/power_if.m bus/pci/pci_if.m \ 222 bus/ppbus/ppbus_if.m bus/smbus/smbus_if.m bus/usb/usb_if.m \ 223 dev/sound/pcm/ac97_if.m dev/sound/pcm/channel_if.m \ 224 dev/sound/pcm/feeder_if.m dev/sound/pcm/mixer_if.m \ 225 libkern/iconv_converter_if.m dev/agp/agp_if.m opencrypto/crypto_if.m \ 226 bus/canbus/canbus_if.m 227 228.for _srcsrc in ${MFILES} 229.for _ext in c h 230.for _src in ${SRCS:M${_srcsrc:T:R}.${_ext}} 231CLEANFILES+= ${_src} 232.if !target(${_src}) 233${_src}: @ 234.if exists(@) 235${_src}: @/kern/makeobjops.pl @/${_srcsrc} 236.endif 237 perl @/kern/makeobjops.pl -${_ext} @/${_srcsrc} 238.endif 239.endfor # _src 240.endfor # _ext 241.endfor # _srcsrc 242 243.for _ext in c h 244.if ${SRCS:Mvnode_if.${_ext}} != "" 245CLEANFILES+= vnode_if.${_ext} 246vnode_if.${_ext}: @ 247.if exists(@) 248vnode_if.${_ext}: @/kern/vnode_if.pl @/kern/vnode_if.src 249.endif 250 perl @/kern/vnode_if.pl -${_ext} @/kern/vnode_if.src 251.endif 252.endfor 253 254regress: 255 256.include <bsd.dep.mk> 257 258.if !exists(${DEPENDFILE}) 259${OBJS}: ${SRCS:M*.h} 260.endif 261 262.include <bsd.obj.mk> 263.include "bsd.kern.mk" 264