git.sur5r.net Git - groeck-it87/blob - Makefile

   1 # For building for the current running version of Linux
   2 TARGET          := $(shell uname -r)
   3 # Or specific version
   4 #TARGET         := 2.6.33.5
   5 KERNEL_MODULES  := /lib/modules/$(TARGET)
   6
   7 ifneq ("","$(wildcard /usr/src/linux-headers-$(TARGET)/*)")
   8 # Ubuntu
   9 KERNEL_BUILD    := /usr/src/linux-headers-$(TARGET)
  10 else
  11 ifneq ("","$(wildcard /usr/src/kernels/$(TARGET)/*)")
  12 # Fedora
  13 KERNEL_BUILD    := /usr/src/kernels/$(TARGET)
  14 else
  15 KERNEL_BUILD    := $(KERNEL_MODULES)/build
  16 endif
  17 endif
  18
  19 #SYSTEM_MAP     := $(KERNEL_BUILD)/System.map
  20 SYSTEM_MAP      := /boot/System.map-$(TARGET)
  21
  22 DRIVER := it87
  23 ifneq ("","$(wildcard .git/*)")
  24 DRIVER_VERSION := $(shell git describe --long)
  25 else
  26 ifneq ("", "$(wildcard VERSION)")
  27 DRIVER_VERSION := $(shell cat VERSION)
  28 else
  29 DRIVER_VERSION := unknown
  30 endif
  31 endif
  32
  33 # DKMS
  34 DKMS_ROOT_PATH=/usr/src/$(DRIVER)-$(DRIVER_VERSION)
  35 MODPROBE_OUTPUT=$(shell lsmod | grep it87)
  36
  37 # Directory below /lib/modules/$(TARGET)/kernel into which to install
  38 # the module:
  39 MOD_SUBDIR = drivers/hwmon
  40 MODDESTDIR=$(KERNEL_MODULES)/kernel/$(MOD_SUBDIR)
  41
  42 obj-m   := $(patsubst %,%.o,$(DRIVER))
  43 obj-ko  := $(patsubst %,%.ko,$(DRIVER))
  44
  45 MAKEFLAGS += --no-print-directory
  46
  47 ifneq ("","$(wildcard $(MODDESTDIR)/*.ko.gz)")
  48 COMPRESS_GZIP := y
  49 endif
  50 ifneq ("","$(wildcard $(MODDESTDIR)/*.ko.xz)")
  51 COMPRESS_XZ := y
  52 endif
  53
  54 .PHONY: all install modules modules_install clean dkms dkms_clean
  55
  56 all: modules
  57
  58 # Targets for running make directly in the external module directory:
  59
  60 IT87_CFLAGS=-DIT87_DRIVER_VERSION='\"$(DRIVER_VERSION)\"'
  61
  62 modules:
  63         @$(MAKE) EXTRA_CFLAGS="$(IT87_CFLAGS)" -C $(KERNEL_BUILD) M=$(CURDIR) $@
  64
  65 clean:
  66         @$(MAKE) -C $(KERNEL_BUILD) M=$(CURDIR) $@
  67
  68 install: modules_install
  69
  70 modules_install:
  71         mkdir -p $(MODDESTDIR)
  72         cp $(DRIVER).ko $(MODDESTDIR)/
  73 ifeq ($(COMPRESS_GZIP), y)
  74         @gzip -f $(MODDESTDIR)/$(DRIVER).ko
  75 endif
  76 ifeq ($(COMPRESS_XZ), y)
  77         @xz -f $(MODDESTDIR)/$(DRIVER).ko
  78 endif
  79         depmod -a -F $(SYSTEM_MAP) $(TARGET)
  80
  81 dkms:
  82         @sed -i -e '/^PACKAGE_VERSION=/ s/=.*/=\"$(DRIVER_VERSION)\"/' dkms.conf
  83         @echo "$(DRIVER_VERSION)" >VERSION
  84         @mkdir $(DKMS_ROOT_PATH)
  85         @cp `pwd`/dkms.conf $(DKMS_ROOT_PATH)
  86         @cp `pwd`/VERSION $(DKMS_ROOT_PATH)
  87         @cp `pwd`/Makefile $(DKMS_ROOT_PATH)
  88         @cp `pwd`/compat.h $(DKMS_ROOT_PATH)
  89         @cp `pwd`/it87.c $(DKMS_ROOT_PATH)
  90         @dkms add -m $(DRIVER) -v $(DRIVER_VERSION)
  91         @dkms build -m $(DRIVER) -v $(DRIVER_VERSION)
  92         @dkms install --force -m $(DRIVER) -v $(DRIVER_VERSION)
  93         @modprobe $(DRIVER)
  94
  95 dkms_clean:
  96         @if [ ! -z "$(MODPROBE_OUTPUT)" ]; then \
  97                 rmmod $(DRIVER);\
  98         fi
  99         @dkms remove -m $(DRIVER) -v $(DRIVER_VERSION) --all
 100         @rm -rf $(DKMS_ROOT_PATH)