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#
# Makefile for DAHDI Linux kernel modules
#
# Copyright (C) 2001-2008 Digium, Inc.
#
#
# This Makefile is used both by the kernel build system (to set
# a number of variables before descending into the real module
# build directory) and by the top-level 'make' process. We can
# determine which mode is needed by checking the KBUILD_EXTMOD
# variable, although on reasonably new kernels the kernel build
# system won't even use this file, it will just use the Kbuild
# file directly.
ifdef KBUILD_EXTMOD
include $(src)/Kbuild
else
PWD:=$(shell pwd)
ifndef ARCH
ARCH:=$(shell uname -m | sed -e s/i.86/i386/)
endif
ifndef DEB_HOST_GNU_TYPE
UNAME_M:=$(shell uname -m)
else
UNAME_M:=$(DEB_HOST_GNU_TYPE)
endif
# If you want to build for a kernel other than the current kernel, set KVERS
ifndef KVERS
KVERS:=$(shell uname -r)
endif
ifndef KSRC
ifneq (,$(wildcard /lib/modules/$(KVERS)/build))
KSRC:=/lib/modules/$(KVERS)/build
else
KSRC_SEARCH_PATH:=/usr/src/linux
KSRC:=$(shell for dir in $(KSRC_SEARCH_PATH); do if [ -d $$dir ]; then echo $$dir; break; fi; done)
endif
endif
KVERS_MAJ:=$(shell echo $(KVERS) | cut -d. -f1-2)
KINCLUDES:=$(KSRC)/include
# We use the kernel's .config file as an indication that the KSRC
# directory is indeed a valid and configured kernel source (or partial
# source) directory.
#
# We also source it, as it has the format of Makefile variables list.
# Thus we will have many CONFIG_* variables from there.
KCONFIG:=$(KSRC)/.config
ifneq (,$(wildcard $(KCONFIG)))
HAS_KSRC=yes
include $(KCONFIG)
else
HAS_KSRC=no
endif
# Set HOTPLUG_FIRMWARE=no to override automatic building with hotplug support
# if it is enabled in the kernel.
ifeq (yes,$(HAS_KSRC))
HOTPLUG_FIRMWARE:=$(shell if grep -q '^CONFIG_FW_LOADER=[ym]' $(KCONFIG); then echo "yes"; else echo "no"; fi)
endif
MODULE_ALIASES=wcfxs wctdm8xxp wct2xxp
KMAKE = $(MAKE) -C $(KSRC) ARCH=$(ARCH) SUBDIRS=$(PWD) DAHDI_INCLUDE=$(PWD)/include HOTPLUG_FIRMWARE=$(HOTPLUG_FIRMWARE)
ifneq (,$(wildcard $(DESTDIR)/etc/udev/rules.d))
DYNFS=yes
endif
ROOT_PREFIX=
CHKCONFIG := $(wildcard /sbin/chkconfig)
UPDATE_RCD := $(wildcard /usr/sbin/update-rc.d)
ifndef DESTDIR
ifdef CHKCONFIG
ADD_INITD := $(CHKCONFIG) --add dahdi
else
ifdef UPDATE_RCD
ADD_INITD := $(UPDATE_RCD) dahdi defaults 15 30
endif
endif
endif
INITRD_DIR := $(firstword $(wildcard /etc/rc.d/init.d /etc/init.d))
ifdef INITRD_DIR
INIT_TARGET := $(DESTDIR)$(INITRD_DIR)/dahdi
COPY_INITD := install -D dahdi.init $(INIT_TARGET)
endif
RCCONF_DIR := $(firstword $(wildcard /etc/sysconfig /etc/default))
NETSCR_DIR := $(firstword $(wildcard /etc/sysconfig/network-scripts ))
ifdef NETSCR_DIR
NETSCR_TARGET := $(DESTDIR)$(NETSCR_DIR)/ifup-hdlc
COPY_NETSCR := install -D ifup-hdlc $(NETSCR_TARGET)
endif
ifneq ($(wildcard .version),)
DAHDIVERSION:=$(shell cat .version)
else
ifneq ($(wildcard .svn),)
DAHDIVERSION=$(shell build_tools/make_version . dahdi/linux)
endif
endif
all: modules
modules: prereq
ifeq (no,$(HAS_KSRC))
echo "You do not appear to have the sources for the $(KVERS) kernel installed."
exit 1
endif
$(KMAKE) modules DAHDI_BUILD_ALL=m
include/dahdi/version.h:
@DAHDIVERSION="${DAHDIVERSION}" build_tools/make_version_h > $@.tmp
@if cmp -s $@.tmp $@ ; then :; else \
mv $@.tmp $@ ; \
fi
@rm -f $@.tmp
prereq: include/dahdi/version.h
stackcheck: checkstack modules
./checkstack kernel/*.ko kernel/*/*.ko
install: all devices install-modules install-firmware install-include
@echo "###################################################"
@echo "###"
@echo "### DAHDI installed successfully."
@echo "### If you have not done so before, install init scripts with:"
@echo "###"
@echo "### make config"
@echo "###"
@echo "###################################################"
install-modconf:
build_tools/genmodconf $(BUILDVER) "$(ROOT_PREFIX)" "$(filter-out dahdi dahdi_dummy xpp dahdi_transcode dahdi_dynamic,$(BUILD_MODULES)) $(MODULE_ALIASES)"
@if [ -d /etc/modutils ]; then \
/sbin/update-modules ; \
fi
install-firmware:
ifeq ($(HOTPLUG_FIRMWARE),yes)
$(MAKE) -C drivers/dahdi/firmware hotplug-install DESTDIR=$(DESTDIR) HOTPLUG_FIRMWARE=$(HOTPLUG_FIRMWARE)
endif
install-include:
install -D -m 644 include/dahdi/kernel.h $(DESTDIR)/usr/include/dahdi/kernel.h
install -D -m 644 include/dahdi/user.h $(DESTDIR)/usr/include/dahdi/user.h
# Include any driver-specific header files here
install -D -m 644 include/dahdi/wctdm_user.h $(DESTDIR)/usr/include/dahdi/wctdm_user.h
devices:
ifneq (yes,$(DYNFS))
mkdir -p $(DESTDIR)/dev/dahdi
rm -f $(DESTDIR)/dev/dahdi/ctl
rm -f $(DESTDIR)/dev/dahdi/channel
rm -f $(DESTDIR)/dev/dahdi/pseudo
rm -f $(DESTDIR)/dev/dahdi/timer
rm -f $(DESTDIR)/dev/dahdi/transcode
rm -f $(DESTDIR)/dev/dahdi/253
rm -f $(DESTDIR)/dev/dahdi/252
rm -f $(DESTDIR)/dev/dahdi/251
rm -f $(DESTDIR)/dev/dahdi/250
mknod $(DESTDIR)/dev/dahdi/ctl c 196 0
mknod $(DESTDIR)/dev/dahdi/transcode c 196 250
mknod $(DESTDIR)/dev/dahdi/timer c 196 253
mknod $(DESTDIR)/dev/dahdi/channel c 196 254
mknod $(DESTDIR)/dev/dahdi/pseudo c 196 255
N=1; \
while [ $$N -lt 250 ]; do \
rm -f $(DESTDIR)/dev/dahdi/$$N; \
mknod $(DESTDIR)/dev/dahdi/$$N c 196 $$N; \
N=$$[$$N+1]; \
done
else # DYNFS
install -d $(DESTDIR)/etc/udev/rules.d
build_tools/genudevrules > $(DESTDIR)/etc/udev/rules.d/dahdi.rules
endif
install-udev: devices
uninstall-hotplug:
$(MAKE) -C drivers/dahdi/firmware hotplug-uninstall DESTDIR=$(DESTDIR)
uninstall-modules:
@./build_tools/uninstall-modules $(DESTDIR)/lib/modules/$(KVERS) $(ALL_MODULES)
install-modules: modules
$(KMAKE) INSTALL_MOD_PATH=$(DESTDIR) INSTALL_MOD_DIR=dahdi modules_install
[ `id -u` = 0 ] && /sbin/depmod -a $(KVERS) || :
config:
ifdef COPY_INITD
$(COPY_INITD)
endif
ifdef RCCONF_DIR
ifeq (,$(wildcard $(DESTDIR)$(RCCONF_DIR)/dahdi))
install -D -m 644 dahdi.sysconfig $(DESTDIR)$(RCCONF_DIR)/dahdi
endif
endif
ifdef COPY_NETSCR
$(COPY_NETSCR)
endif
ifdef ADD_INITD
$(ADD_INITD)
endif
@echo "DAHDI has been configured."
@echo ""
@echo "If you have any DAHDI hardware it is now recommended to "
@echo "edit /etc/default/dahdi or /etc/sysconfig/dahdi and set there an "
@echo "optimal value for the variable MODULES."
@echo ""
@echo "I think that the DAHDI hardware you have on your system is:"
@kernel/xpp/utils/dahdi_hardware || true
update:
@if [ -d .svn ]; then \
echo "Updating from Subversion..." ; \
svn update | tee update.out; \
rm -f .version; \
if [ `grep -c ^C update.out` -gt 0 ]; then \
echo ; echo "The following files have conflicts:" ; \
grep ^C update.out | cut -b4- ; \
fi ; \
rm -f update.out; \
else \
echo "Not under version control"; \
fi
clean:
$(KMAKE) clean
$(MAKE) -C drivers/dahdi/firmware clean
distclean: dist-clean
dist-clean: clean
@rm -f include/dahdi/version.h
@$(MAKE) -C drivers/dahdi/firmware dist-clean
.PHONY: distclean dist-clean clean version.h all install devices modules stackcheck install-udev config update install-modules install-include uninstall-modules
endif # ifdef KBUILD_EXTMOD
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