Add optional DKMS target to Makefile

[groeck-it87] / Makefile

diff --git a/Makefile b/Makefile
index 1b88e2a01ce096f7a5e697b9cc51f297ac5c0150..09ccc89f335d6fb2490555bb1697eca70c317fd7 100644 (file)
--- a/Makefile
+++ b/Makefile
@@ -20,6 +20,19 @@ endif
 SYSTEM_MAP     := /boot/System.map-$(TARGET)
 
 DRIVER := it87
+ifneq ("","$(wildcard .git/*)")
+DRIVER_VERSION := $(shell git describe --long)
+else
+ifneq ("", "$(wildcard VERSION)")
+DRIVER_VERSION := $(shell cat VERSION)
+else
+DRIVER_VERSION := unknown
+endif
+endif
+
+# DKMS
+DKMS_ROOT_PATH=/usr/src/$(DRIVER)-$(DRIVER_VERSION)
+MODPROBE_OUTPUT=$(shell lsmod | grep it87)
 
 # Directory below /lib/modules/$(TARGET)/kernel into which to install
 # the module:
@@ -38,17 +51,13 @@ ifneq ("","$(wildcard $(MODDESTDIR)/*.ko.xz)")
 COMPRESS_XZ := y
 endif
 
-.PHONY: all install modules modules_install clean
+.PHONY: all install modules modules_install clean dkms dkms_clean
 
 all: modules
 
 # Targets for running make directly in the external module directory:
 
-ifneq ("","$(wildcard .git/*)")
-IT87_CFLAGS=-DIT87_DRIVER_VERSION='\"$(shell git describe --long)\"'
-else
-IT87_CFLAGS=-DIT87_DRIVER_VERSION='\"<unknown>\"'
-endif
+IT87_CFLAGS=-DIT87_DRIVER_VERSION='\"$(DRIVER_VERSION)\"'
 
 modules:
        @$(MAKE) EXTRA_CFLAGS="$(IT87_CFLAGS)" -C $(KERNEL_BUILD) M=$(CURDIR) $@
@@ -68,3 +77,24 @@ ifeq ($(COMPRESS_XZ), y)
        @xz -f $(MODDESTDIR)/$(DRIVER).ko
 endif
        depmod -a -F $(SYSTEM_MAP) $(TARGET)
+
+dkms:
+       @sed -i -e '/^PACKAGE_VERSION=/ s/=.*/=\"$(DRIVER_VERSION)\"/' dkms.conf
+       @echo "$(DRIVER_VERSION)" >VERSION
+       @mkdir $(DKMS_ROOT_PATH)
+       @cp `pwd`/dkms.conf $(DKMS_ROOT_PATH)
+       @cp `pwd`/VERSION $(DKMS_ROOT_PATH)
+       @cp `pwd`/Makefile $(DKMS_ROOT_PATH)
+       @cp `pwd`/compat.h $(DKMS_ROOT_PATH)
+       @cp `pwd`/it87.c $(DKMS_ROOT_PATH)
+       @dkms add -m $(DRIVER) -v $(DRIVER_VERSION)
+       @dkms build -m $(DRIVER) -v $(DRIVER_VERSION)
+       @dkms install --force -m $(DRIVER) -v $(DRIVER_VERSION)
+       @modprobe $(DRIVER)
+
+dkms_clean:
+       @if [ ! -z "$(MODPROBE_OUTPUT)" ]; then \
+               rmmod $(DRIVER);\
+       fi
+       @dkms remove -m $(DRIVER) -v $(DRIVER_VERSION) --all
+       @rm -rf $(DKMS_ROOT_PATH)