package/boot/kexec-tools/Makefile

   1 #
   2 # Copyright (C) 2006-2012 OpenWrt.org
   3 #
   4 # This is free software, licensed under the GNU General Public License v2.
   5 # See /LICENSE for more information.
   6 #
   7
   8 include $(TOPDIR)/rules.mk
   9
  10 PKG_NAME:=kexec-tools
  11 PKG_VERSION:=2.0.26
  12 PKG_RELEASE:=1
  13
  14 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.xz
  15 PKG_SOURCE_URL:=@KERNEL/linux/utils/kernel/kexec
  16 PKG_HASH:=7fe36a064101cd5c515e41b2be393dce3ca88adce59d6ee668e0af7c0c4570cd
  17
  18 PKG_CONFIG_DEPENDS := CONFIG_KEXEC_ZLIB CONFIG_KEXEC_LZMA
  19
  20 include $(INCLUDE_DIR)/package.mk
  21
  22 define Package/kexec-tools/Default
  23   SECTION:=utils
  24   CATEGORY:=Utilities
  25   URL:=http://kernel.org/pub/linux/kernel/people/horms/kexec-tools/
  26 endef
  27
  28 define Package/kexec-tools
  29   $(call Package/kexec-tools/Default)
  30   TITLE:=kexec-tools transition meta package
  31   DEPENDS:=+kexec
  32 endef
  33
  34 define Package/kexec-tools/description
  35  kexec is a set of system calls that allows you to load
  36  another kernel from the currently executing Linux kernel.
  37  The kexec utility allows to load and boot another kernel.
  38 endef
  39
  40 define Package/kexec
  41   $(call Package/kexec-tools/Default)
  42   TITLE:=Kernel boots kernel
  43   DEPENDS:=\
  44         @(armeb||arm||i386||x86_64||powerpc64||mipsel||mips) \
  45         +KEXEC_ZLIB:zlib +KEXEC_LZMA:liblzma @KERNEL_KEXEC
  46 endef
  47
  48 define Package/kexec/description
  49  The kexec utility allows to load and boot another kernel.
  50 endef
  51
  52 define Package/kdump
  53   $(call Package/kexec-tools/Default)
  54   TITLE:=Kernel crash analysis
  55   DEPENDS:=+kexec @(i386||x86_64||arm) @KERNEL_CRASH_DUMP
  56 endef
  57
  58 define Package/kdump/description
  59  The kdump package allows to automatically boot into a
  60  special kernel for analyzing kernel crashes using kdump.
  61 endef
  62
  63 define Package/kexec/config
  64         source "$(SOURCE)/Config.in"
  65 endef
  66
  67 KEXEC_TARGET_NAME:=$(ARCH)-linux-$(TARGET_SUFFIX)
  68
  69 CONFIGURE_ARGS = \
  70                 --target=$(KEXEC_TARGET_NAME) \
  71                 --host=$(REAL_GNU_TARGET_NAME) \
  72                 --build=$(GNU_HOST_NAME) \
  73                 --program-prefix="" \
  74                 --program-suffix="" \
  75                 --prefix=/usr \
  76                 --exec-prefix=/usr \
  77                 --bindir=/usr/bin \
  78                 --sbindir=/usr/sbin \
  79                 --libexecdir=/usr/lib \
  80                 --sysconfdir=/etc \
  81                 $(if $(CONFIG_KEXEC_ZLIB),--with,--without)-zlib \
  82                 $(if $(CONFIG_KEXEC_LZMA),--with,--without)-lzma \
  83                 TARGET_LD="$(TARGET_CROSS)ld"
  84
  85 TARGET_CFLAGS += -ffunction-sections -fdata-sections
  86 TARGET_LDFLAGS += -Wl,--gc-sections
  87
  88 CONFIGURE_VARS += \
  89         BUILD_CC="$(HOSTCC)" \
  90         TARGET_CC="$(TARGET_CC)"
  91
  92 define Build/Compile
  93         $(MAKE) -C $(PKG_BUILD_DIR) DESTDIR="$(PKG_INSTALL_DIR)" all install
  94 endef
  95
  96 define Package/kexec-tools/install
  97         :
  98 endef
  99
 100 define Package/kexec/install
 101         $(INSTALL_DIR) $(1)/usr/sbin
 102         $(INSTALL_BIN) $(PKG_INSTALL_DIR)/usr/sbin/kexec $(1)/usr/sbin
 103
 104 # make a link for compatability with other distros
 105         $(INSTALL_DIR) $(1)/sbin
 106         $(LN) ../usr/sbin/kexec $(1)/sbin/kexec
 107 endef
 108
 109 define Package/kdump/install
 110         $(INSTALL_DIR) $(1)/usr/sbin $(1)/etc/init.d $(1)/etc/config $(1)/etc/uci-defaults
 111         $(INSTALL_BIN) $(PKG_INSTALL_DIR)/usr/sbin/vmcore-dmesg $(1)/usr/sbin
 112         $(INSTALL_BIN) ./files/kdump.init $(1)/etc/init.d/kdump
 113         $(INSTALL_BIN) ./files/kdump.defaults $(1)/etc/uci-defaults/kdump
 114         $(INSTALL_CONF) ./files/kdump.config $(1)/etc/config/kdump
 115 endef
 116
 117 define Package/kdump/prerm
 118 #!/bin/sh
 119
 120 case $$(uname -m) in
 121         i?86|x86_64)
 122                 if grep -q " crashkernel=" /boot/grub/grub.cfg; then
 123                         mount /boot -o remount,rw
 124                         sed -i 's/ crashkernel=[^ ]*//' /boot/grub/grub.cfg
 125                         mount /boot -o remount,ro
 126                 fi
 127                 ;;
 128 esac
 129 endef
 130
 131 $(eval $(call BuildPackage,kexec-tools))
 132 $(eval $(call BuildPackage,kexec))
 133 $(eval $(call BuildPackage,kdump))