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 IPKG_KERNEL:=IPKG_TMP=$(BUILD_DIR)/tmp IPKG_INSTROOT=$(LINUX_TARGET_DIR) IPKG_CONF_DIR=$(LINUX_BUILD_DIR) $(SCRIPT_DIR)/ipkg -force-defaults -force-depends
  17
  18 LINUX_KARCH:=$(shell echo $(ARCH) | sed -e 's/i[3-9]86/i386/' \
  19         -e 's/mipsel/mips/' \
  20         -e 's/mipseb/mips/' \
  21         -e 's/powerpc/ppc/' \
  22         -e 's/sh[234]/sh/' \
  23         -e 's/armeb/arm/' \
  24 )
  25
  26 KPKG_MAKEOPTS:= IPKG="$(IPKG_KERNEL)" \
  27                 BOARD="$(BOARD)" \
  28                 KERNEL="$(KERNEL)" \
  29                 TARGET_DIR="$(LINUX_TARGET_DIR)" \
  30                 LINUX_BUILD_DIR="$(LINUX_BUILD_DIR)" \
  31                 LINUX_DIR="$(LINUX_DIR)" \
  32                 LINUX_VERSION="$(LINUX_VERSION)" \
  33                 LINUX_RELEASE="$(LINUX_RELEASE)"
  34
  35 KMOD_BUILD_DIR := $(LINUX_BUILD_DIR)/linux-modules
  36 MODULES_DIR := $(LINUX_BUILD_DIR)/modules/$(MODULES_SUBDIR)
  37 TARGET_MODULES_DIR := $(LINUX_TARGET_DIR)/$(MODULES_SUBDIR)
  38
  39 ifeq ($(KERNEL),2.6)
  40 LINUX_KMOD_SUFFIX=ko
  41 else
  42 LINUX_KMOD_SUFFIX=o
  43 endif
  44
  45 define KMOD_template
  46 ifeq ($$(strip $(4)),)
  47 KDEPEND_$(1):=m
  48 else
  49 KDEPEND_$(1):=$($(4))
  50 endif
  51
  52 IDEPEND_$(1):=kernel ($(LINUX_VERSION)-$(BOARD)-$(LINUX_RELEASE)) $(foreach pkg,$(5),", $(pkg)")
  53
  54 PKG_$(1) := $(PACKAGE_DIR)/kmod-$(2)_$(LINUX_VERSION)-$(BOARD)-$(LINUX_RELEASE)_$(ARCH).ipk
  55 I_$(1) := $(KMOD_BUILD_DIR)/ipkg/$(2)
  56
  57 ifeq ($$(KDEPEND_$(1)),m)
  58 ifneq ($(CONFIG_PACKAGE_KMOD_$(1)),)
  59 TARGETS += $$(PKG_$(1))
  60 endif
  61 ifeq ($(CONFIG_PACKAGE_KMOD_$(1)),y)
  62 INSTALL_TARGETS += $$(PKG_$(1))
  63 endif
  64 endif
  65
  66 $$(PKG_$(1)): $(LINUX_DIR)/.modules_done
  67         rm -rf $$(I_$(1))
  68         $(SCRIPT_DIR)/make-ipkg-dir.sh $$(I_$(1)) ../control/kmod-$(2).control $(LINUX_VERSION)-$(BOARD)-$(LINUX_RELEASE) $(ARCH)
  69         echo "Depends: $$(IDEPEND_$(1))" >> $$(I_$(1))/CONTROL/control
  70 ifneq ($(strip $(3)),)
  71         mkdir -p $$(I_$(1))/lib/modules/$(LINUX_VERSION)
  72         $(CP) $(3) $$(I_$(1))/lib/modules/$(LINUX_VERSION)
  73 endif
  74 ifneq ($(6),)
  75         mkdir -p $$(I_$(1))/etc/modules.d
  76         for module in $(7); do \
  77                 echo $$$$module >> $$(I_$(1))/etc/modules.d/$(6)-$(2); \
  78         done
  79         echo "#!/bin/sh" >> $$(I_$(1))/CONTROL/postinst
  80         echo "[ -z \"\$$$$IPKG_INSTROOT\" ] || exit" >> $$(I_$(1))/CONTROL/postinst
  81         echo ". /etc/functions.sh" >> $$(I_$(1))/CONTROL/postinst
  82         echo "load_modules /etc/modules.d/$(6)-$(2)" >> $$(I_$(1))/CONTROL/postinst
  83         chmod 0755 $$(I_$(1))/CONTROL/postinst
  84 endif
  85         $(8)
  86         $(IPKG_BUILD) $$(I_$(1)) $(PACKAGE_DIR)
  87
  88 endef
  89
  90 KERNEL_IPKG:=$(LINUX_BUILD_DIR)/kernel_$(LINUX_VERSION)-$(BOARD)-$(LINUX_RELEASE)_$(ARCH).ipk
  91 INSTALL_TARGETS := $(KERNEL_IPKG)
  92 TARGETS :=
  93