1 # For building for the current running version of Linux
3 TARGET := $(shell uname -r)
8 KERNEL_MODULES := /lib/modules/$(TARGET)
10 ifneq ("","$(wildcard /usr/src/linux-headers-$(TARGET)/*)")
12 KERNEL_BUILD := /usr/src/linux-headers-$(TARGET)
14 ifneq ("","$(wildcard /usr/src/kernels/$(TARGET)/*)")
16 KERNEL_BUILD := /usr/src/kernels/$(TARGET)
18 KERNEL_BUILD := $(KERNEL_MODULES)/build
22 #SYSTEM_MAP := $(KERNEL_BUILD)/System.map
23 ifneq ("","$(wildcard /boot/System.map-$(TARGET))")
24 SYSTEM_MAP := /boot/System.map-$(TARGET)
27 SYSTEM_MAP := /proc/kallsyms
31 ifneq ("","$(wildcard .git/*)")
32 DRIVER_VERSION := $(shell git describe --long)
34 ifneq ("", "$(wildcard VERSION)")
35 DRIVER_VERSION := $(shell cat VERSION)
37 DRIVER_VERSION := unknown
42 DKMS_ROOT_PATH=/usr/src/$(DRIVER)-$(DRIVER_VERSION)
43 MODPROBE_OUTPUT=$(shell lsmod | grep it87)
45 # Directory below /lib/modules/$(TARGET)/kernel into which to install
47 MOD_SUBDIR = drivers/hwmon
48 MODDESTDIR=$(KERNEL_MODULES)/kernel/$(MOD_SUBDIR)
50 obj-m := $(patsubst %,%.o,$(DRIVER))
51 obj-ko := $(patsubst %,%.ko,$(DRIVER))
53 MAKEFLAGS += --no-print-directory
55 ifneq ("","$(wildcard $(MODDESTDIR)/*.ko.gz)")
58 ifneq ("","$(wildcard $(MODDESTDIR)/*.ko.xz)")
62 .PHONY: all install modules modules_install clean dkms dkms_clean
66 # Targets for running make directly in the external module directory:
68 IT87_CFLAGS=-DIT87_DRIVER_VERSION='\"$(DRIVER_VERSION)\"'
71 @$(MAKE) EXTRA_CFLAGS="$(IT87_CFLAGS)" -C $(KERNEL_BUILD) M=$(CURDIR) $@
74 @$(MAKE) -C $(KERNEL_BUILD) M=$(CURDIR) $@
76 install: modules_install
79 mkdir -p $(MODDESTDIR)
80 cp $(DRIVER).ko $(MODDESTDIR)/
81 ifeq ($(COMPRESS_GZIP), y)
82 @gzip -f $(MODDESTDIR)/$(DRIVER).ko
84 ifeq ($(COMPRESS_XZ), y)
85 @xz -f $(MODDESTDIR)/$(DRIVER).ko
87 depmod -a -F $(SYSTEM_MAP) $(TARGET)
90 @sed -i -e '/^PACKAGE_VERSION=/ s/=.*/=\"$(DRIVER_VERSION)\"/' dkms.conf
91 @echo "$(DRIVER_VERSION)" >VERSION
92 @mkdir $(DKMS_ROOT_PATH)
93 @cp `pwd`/dkms.conf $(DKMS_ROOT_PATH)
94 @cp `pwd`/VERSION $(DKMS_ROOT_PATH)
95 @cp `pwd`/Makefile $(DKMS_ROOT_PATH)
96 @cp `pwd`/compat.h $(DKMS_ROOT_PATH)
97 @cp `pwd`/it87.c $(DKMS_ROOT_PATH)
98 @dkms add -m $(DRIVER) -v $(DRIVER_VERSION)
99 @dkms build -m $(DRIVER) -v $(DRIVER_VERSION)
100 @dkms install --force -m $(DRIVER) -v $(DRIVER_VERSION)
104 @if [ ! -z "$(MODPROBE_OUTPUT)" ]; then \
107 @dkms remove -m $(DRIVER) -v $(DRIVER_VERSION) --all
108 @rm -rf $(DKMS_ROOT_PATH)