target/linux/rules.mk

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