include/kernel.mk

   1 #
   2 # Copyright (C) 2006 OpenWrt.org
   3 #
   4 # This is free software, licensed under the GNU General Public License v2.
   5 # See /LICENSE for more information.
   6 #
   7 ifeq ($(DUMP),1)
   8   KERNEL:=<KERNEL>
   9   BOARD:=<BOARD>
  10   LINUX_VERSION:=<LINUX_VERSION>
  11 else
  12 -include $(TOPDIR)/.kernel.mk
  13
  14 ifneq (,$(findstring 2.4.,$(LINUX_VERSION)))
  15 KERNEL:=2.4
  16 LINUX_KMOD_SUFFIX=o
  17 endif
  18 ifneq (,$(findstring 2.6.,$(LINUX_VERSION)))
  19 KERNEL:=2.6
  20 LINUX_KMOD_SUFFIX=ko
  21 endif
  22
  23 LINUX_KARCH:=$(shell echo $(ARCH) | sed -e 's/i[3-9]86/i386/' \
  24         -e 's/mipsel/mips/' \
  25         -e 's/mipseb/mips/' \
  26         -e 's/powerpc/ppc/' \
  27         -e 's/sh[234]/sh/' \
  28         -e 's/armeb/arm/' \
  29 )
  30
  31 ifneq (,$(findstring uml,$(BOARD)))
  32 LINUX_KARCH="um"
  33 KERNEL_CROSS=
  34 endif
  35
  36 KERNEL_BUILD_DIR:=$(BUILD_DIR)/linux-$(KERNEL)-$(BOARD)
  37 LINUX_DIR := $(KERNEL_BUILD_DIR)/linux-$(LINUX_VERSION)
  38
  39 MODULES_SUBDIR:=lib/modules/$(LINUX_VERSION)
  40 MODULES_DIR := $(KERNEL_BUILD_DIR)/modules/$(MODULES_SUBDIR)
  41 TARGET_MODULES_DIR := $(LINUX_TARGET_DIR)/$(MODULES_SUBDIR)
  42 KMOD_BUILD_DIR := $(KERNEL_BUILD_DIR)/linux-modules
  43
  44 LINUX_KERNEL:=$(KERNEL_BUILD_DIR)/vmlinux
  45 endif
  46
  47 # FIXME: remove this crap
  48 define KMOD_template
  49 ifeq ($$(strip $(4)),)
  50 KDEPEND_$(1):=m
  51 else
  52 KDEPEND_$(1):=$($(4))
  53 endif
  54
  55 IDEPEND_$(1):=kernel ($(LINUX_VERSION)-$(BOARD)-$(LINUX_RELEASE)) $(foreach pkg,$(5),", $(pkg)")
  56
  57 PKG_$(1) := $(PACKAGE_DIR)/kmod-$(2)_$(LINUX_VERSION)-$(BOARD)-$(LINUX_RELEASE)_$(ARCH).ipk
  58 I_$(1) := $(KMOD_BUILD_DIR)/ipkg/$(2)
  59
  60 ifeq ($$(KDEPEND_$(1)),m)
  61 ifneq ($$(CONFIG_PACKAGE_KMOD_$(1)),)
  62 TARGETS += $$(PKG_$(1))
  63 endif
  64 ifeq ($$(CONFIG_PACKAGE_KMOD_$(1)),y)
  65 INSTALL_TARGETS += $$(PKG_$(1))
  66 endif
  67 endif
  68
  69 $$(PKG_$(1)): $(LINUX_DIR)/.modules_done
  70         rm -rf $$(I_$(1))
  71         $(SCRIPT_DIR)/make-ipkg-dir.sh $$(I_$(1)) ../control/kmod-$(2).control $(LINUX_VERSION)-$(BOARD)-$(LINUX_RELEASE) $(ARCH)
  72         echo "Depends: $$(IDEPEND_$(1))" >> $$(I_$(1))/CONTROL/control
  73 ifneq ($(strip $(3)),)
  74         mkdir -p $$(I_$(1))/lib/modules/$(LINUX_VERSION)
  75         $(CP) $(3) $$(I_$(1))/lib/modules/$(LINUX_VERSION)
  76 endif
  77 ifneq ($(6),)
  78         mkdir -p $$(I_$(1))/etc/modules.d
  79         for module in $(7); do \
  80                 echo $$$$module >> $$(I_$(1))/etc/modules.d/$(6)-$(2); \
  81         done
  82         echo "#!/bin/sh" >> $$(I_$(1))/CONTROL/postinst
  83         echo "[ -z \"\$$$$IPKG_INSTROOT\" ] || exit" >> $$(I_$(1))/CONTROL/postinst
  84         echo ". /etc/functions.sh" >> $$(I_$(1))/CONTROL/postinst
  85         echo "load_modules /etc/modules.d/$(6)-$(2)" >> $$(I_$(1))/CONTROL/postinst
  86         chmod 0755 $$(I_$(1))/CONTROL/postinst
  87 endif
  88         $(8)
  89         $(IPKG_BUILD) $$(I_$(1)) $(PACKAGE_DIR)
  90 endef
  91