From 6c1e48b4f16b65b6e2ff95d950b250581b0cbe91 Mon Sep 17 00:00:00 2001 From: Burt P Date: Sun, 3 Dec 2017 11:12:08 -0600 Subject: [PATCH] Add optional DKMS target to Makefile Using DKMS, the driver will be automatically rebuilt when the kernel is updated. * `make dkms` to install via DKMS * `make dkms_clean` to remove from DKMS Signed-off-by: Burt P --- Makefile | 42 ++++++++++++++++++++++++++++++++++++------ dkms.conf | 5 +++++ 2 files changed, 41 insertions(+), 6 deletions(-) create mode 100644 dkms.conf diff --git a/Makefile b/Makefile index 1b88e2a..09ccc89 100644 --- 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='\"$(shell git describe --long)\"' -else -IT87_CFLAGS=-DIT87_DRIVER_VERSION='\"\"' -endif +IT87_CFLAGS=-DIT87_DRIVER_VERSION='\"$(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) diff --git a/dkms.conf b/dkms.conf new file mode 100644 index 0000000..03fba8f --- /dev/null +++ b/dkms.conf @@ -0,0 +1,5 @@ +PACKAGE_NAME="it87" +PACKAGE_VERSION="to be filled by make dkms" +BUILT_MODULE_NAME[0]="it87" +DEST_MODULE_LOCATION[0]="/kernel/drivers/hwmon/it87" +AUTOINSTALL="yes" -- 2.39.5