mk/kernel-build.mk

   1 # This file is part of the OpenADK project. OpenADK is copyrighted
   2 # material, please see the LICENCE file in the top-level directory.
   3
   4 include $(ADK_TOPDIR)/rules.mk
   5 include $(ADK_TOPDIR)/mk/$(ADK_TARGET_OS)-ver.mk
   6 include $(ADK_TOPDIR)/mk/$(ADK_TARGET_OS).mk
   7 include $(ADK_TOPDIR)/mk/kernel-vars.mk
   8
   9 ifeq ($(ADK_TARGET_OS_LINUX),y)
  10 KERNEL_MODULES_USED:=$(shell grep ^ADK_LINUX_KERNEL $(ADK_TOPDIR)/.config|grep =m)
  11 endif
  12 ifeq ($(ADK_TARGET_OS_WALDUX),y)
  13 KERNEL_MODULES_USED:=$(shell grep ^ADK_WALDUX_KERNEL $(ADK_TOPDIR)/.config|grep =m)
  14 endif
  15 ifeq ($(ADK_TARGET_LINUX_KERNEL_USE_CUSTOMCONFIG),y)
  16 KERNEL_MODULES_USED:=$(shell grep -s =m $(ADK_TOPDIR)/$(ADK_TARGET_LINUX_KERNEL_CUSTOMCONFIG_PATH))
  17 endif
  18 ifeq ($(ADK_TARGET_WALDUX_KERNEL_USE_CUSTOMCONFIG),y)
  19 KERNEL_MODULES_USED:=$(shell grep -s =m $(ADK_TOPDIR)/$(ADK_TARGET_WALDUX_KERNEL_CUSTOMCONFIG_PATH))
  20 endif
  21
  22 KERNEL_FILE:=$(ADK_TARGET_KERNEL)
  23 KERNEL_TARGET:=$(ADK_TARGET_KERNEL)
  24 ifeq ($(ADK_TARGET_KERNEL_LINUXBIN),y)
  25 KERNEL_FILE:=vmlinux
  26 KERNEL_TARGET:=$(ADK_TARGET_KERNEL)
  27 endif
  28 ifeq ($(ADK_TARGET_KERNEL_ZIMAGE),y)
  29 KERNEL_FILE:=vmlinux
  30 KERNEL_TARGET:=$(ADK_TARGET_KERNEL)
  31 endif
  32 ifeq ($(ADK_TARGET_KERNEL_VMLINUX_BOOTP),y)
  33 KERNEL_FILE:=bootpfile
  34 KERNEL_TARGET:=bootpfile
  35 endif
  36 ifeq ($(ADK_TARGET_KERNEL_VMLINUX_GZ),y)
  37 KERNEL_FILE:=vmlinux
  38 KERNEL_TARGET:=all
  39 endif
  40 ifeq ($(ADK_TARGET_KERNEL_BZIMAGE),y)
  41 KERNEL_FILE:=vmlinux
  42 KERNEL_TARGET:=all
  43 endif
  44 ifeq ($(ADK_TARGET_KERNEL_IMAGE),y)
  45 KERNEL_FILE:=vmlinux
  46 KERNEL_TARGET:=$(ADK_TARGET_KERNEL)
  47 endif
  48
  49 ifneq ($(KERNEL_MODULES_USED),)
  50 KERNEL_TARGET+=modules
  51 endif
  52
  53 ifeq ($(ADK_RUNTIME_DEV_UDEV),y)
  54 ADK_DEPMOD:=$(STAGING_HOST_DIR)/usr/bin/depmod
  55 else
  56 ADK_DEPMOD:=true
  57 endif
  58
  59 $(LINUX_DIR)/.prepared: $(TOOLCHAIN_BUILD_DIR)/w-$(PKG_NAME)-$(PKG_VERSION)-$(PKG_RELEASE)/$(ADK_TARGET_OS)-$(KERNEL_FILE_VER)/.patched
  60         ln -sf $(TOOLCHAIN_BUILD_DIR)/w-$(PKG_NAME)-$(PKG_VERSION)-$(PKG_RELEASE)/$(ADK_TARGET_OS)-$(KERNEL_FILE_VER) $(LINUX_DIR)
  61         mkdir -p $(LINUX_BUILD_DIR)/kmod-control
  62         touch $@
  63
  64 ifeq ($(ADK_TARGET_LINUX_KERNEL_USE_MINICONFIG)$(ADK_TARGET_WALDUX_KERNEL_USE_MINICONFIG),y)
  65 $(LINUX_DIR)/.config: $(BUILD_DIR)/.kernelconfig
  66 endif
  67
  68 ifeq ($(ADK_TARGET_LINUX_KERNEL_USE_CUSTOMCONFIG),y)
  69 $(ADK_TOPDIR)/$(ADK_TARGET_LINUX_KERNEL_CUSTOMCONFIG_PATH):
  70 $(LINUX_DIR)/.config: $(ADK_TOPDIR)/$(ADK_TARGET_LINUX_KERNEL_CUSTOMCONFIG_PATH)
  71 endif
  72 ifeq ($(ADK_TARGET_WALDUX_KERNEL_USE_CUSTOMCONFIG),y)
  73 $(ADK_TOPDIR)/$(ADK_TARGET_WALDUX_KERNEL_CUSTOMCONFIG_PATH):
  74 $(LINUX_DIR)/.config: $(ADK_TOPDIR)/$(ADK_TARGET_WALDUX_KERNEL_CUSTOMCONFIG_PATH)
  75 endif
  76
  77 $(LINUX_DIR)/.config: $(LINUX_DIR)/.prepared
  78         $(START_TRACE) "target/$(ADK_TARGET_ARCH)-kernel-configure.. "
  79         echo "-${KERNEL_RELEASE}" >${LINUX_DIR}/localversion
  80 ifeq ($(ADK_TARGET_LINUX_KERNEL_USE_DEFCONFIG)$(ADK_TARGET_WALDUX_KERNEL_USE_DEFCONFIG),y)
  81         ${KERNEL_MAKE_ENV} $(MAKE) -C "${LINUX_DIR}" ${KERNEL_MAKE_OPTS} $(ADK_TARGET_KERNEL_DEFCONFIG) $(MAKE_TRACE)
  82 else ifeq ($(ADK_TARGET_LINUX_KERNEL_USE_CUSTOMCONFIG),y)
  83         @if [ ! -f $(ADK_TOPDIR)/$(ADK_TARGET_LINUX_KERNEL_CUSTOMCONFIG_PATH) ];then \
  84                 echo "no kernel configuration found in $(ADK_TOPDIR)/$(ADK_TARGET_LINUX_KERNEL_CUSTOMCONFIG_PATH)"; \
  85                 exit 1; \
  86         fi
  87         ${KERNEL_MAKE_ENV} $(MAKE) -C "${LINUX_DIR}" ${KERNEL_MAKE_OPTS} KCONFIG_ALLCONFIG=$(ADK_TOPDIR)/$(ADK_TARGET_LINUX_KERNEL_CUSTOMCONFIG_PATH) allnoconfig $(MAKE_TRACE)
  88 else ifeq ($(ADK_TARGET_WALDUX_KERNEL_USE_CUSTOMCONFIG),y)
  89         @if [ ! -f $(ADK_TOPDIR)/$(ADK_TARGET_WALDUX_KERNEL_CUSTOMCONFIG_PATH) ];then \
  90                 echo "no kernel configuration found in $(ADK_TOPDIR)/$(ADK_TARGET_WALDUX_KERNEL_CUSTOMCONFIG_PATH)"; \
  91                 exit 1; \
  92         fi
  93         ${KERNEL_MAKE_ENV} $(MAKE) -C "${LINUX_DIR}" ${KERNEL_MAKE_OPTS} KCONFIG_ALLCONFIG=$(ADK_TOPDIR)/$(ADK_TARGET_WALDUX_KERNEL_CUSTOMCONFIG_PATH) allnoconfig $(MAKE_TRACE)
  94 else
  95         $(CP) $(BUILD_DIR)/.kernelconfig $(LINUX_DIR)/mini.config
  96         ${KERNEL_MAKE_ENV} $(MAKE) -C "${LINUX_DIR}" ${KERNEL_MAKE_OPTS} KCONFIG_ALLCONFIG=mini.config allnoconfig $(MAKE_TRACE)
  97 endif
  98         $(CMD_TRACE) " done"
  99         $(END_TRACE)
 100
 101 $(LINUX_DIR)/$(KERNEL_FILE): $(LINUX_DIR)/.config
 102         $(START_TRACE) "target/$(ADK_TARGET_ARCH)-kernel-compile.. "
 103         ${KERNEL_MAKE_ENV} $(MAKE) -C "${LINUX_DIR}" ${KERNEL_MAKE_OPTS} -j${ADK_MAKE_JOBS} $(KERNEL_TARGET) $(MAKE_TRACE)
 104         $(CMD_TRACE) " done"
 105         $(END_TRACE)
 106
 107 prepare:
 108 compile: $(LINUX_DIR)/$(KERNEL_FILE)
 109 install:
 110 ifneq ($(KERNEL_MODULES_USED),)
 111         $(START_TRACE) "target/$(ADK_TARGET_ARCH)-kernel-modules-install.. "
 112         rm -rf $(LINUX_BUILD_DIR)/modules
 113         ${KERNEL_MAKE_ENV} $(MAKE) -C "${LINUX_DIR}" ${KERNEL_MAKE_OPTS} \
 114                 DEPMOD=$(ADK_DEPMOD) \
 115                 INSTALL_MOD_PATH=$(LINUX_BUILD_DIR)/modules \
 116                 modules_install $(MAKE_TRACE)
 117         $(CMD_TRACE) " done"
 118         $(END_TRACE)
 119 ifeq ($(ADK_RUNTIME_DEV_UDEV),)
 120         $(START_TRACE) "target/$(ADK_TARGET_ARCH)-kernel-modules-create-packages.. "
 121         rm -f ${PACKAGE_DIR}/kmod-*
 122         PATH='${HOST_PATH}' ${BASH} ${SCRIPT_DIR}/make-module-ipkgs.sh \
 123                 "${ADK_TARGET_CPU_ARCH}" \
 124                 "${KERNEL_VERSION}" \
 125                 "${LINUX_BUILD_DIR}" \
 126                 "${PKG_BUILD}" \
 127                 "${PACKAGE_DIR}"
 128         $(CMD_TRACE) " done"
 129         $(END_TRACE)
 130 endif
 131         $(START_TRACE) "target/${ADK_TARGET_ARCH}-kernel-modules-install-packages.. "
 132         for pkg in $(PACKAGE_DIR)/kmod-*; do \
 133                 [[ -e "$$pkg" ]] && $(PKG_INSTALL) $$pkg; \
 134         done
 135         $(CMD_TRACE) " done"
 136         $(END_TRACE)
 137 endif
 138
 139 clean:
 140         rm -rf $(LINUX_BUILD_DIR)
 141         rm -f $(wildcard ${PACKAGE_DIR}/kmod-*) $(wildcard ${PACKAGE_DIR}/kernel_*)