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 $(TOPDIR)/rules.mk
   9
  10 PKG_NAME:=kexec-tools
  11 PKG_VERSION:=2.0.16
  12 PKG_RELEASE:=1
  13
  14 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.xz
  15 PKG_SOURCE_URL:=@KERNEL/linux/utils/kernel/kexec
  16 PKG_HASH:=5b103351ad752c9badd1d65b00eb6de4bce579f944f4df4e3ef3a755ba567010
  17
  18 PKG_FIXUP:=autoreconf
  19
  20 PKG_CONFIG_DEPENDS := CONFIG_KEXEC_ZLIB CONFIG_KEXEC_LZMA
  21
  22 include $(INCLUDE_DIR)/package.mk
  23
  24 define Package/kexec-tools/Default
  25   SECTION:=utils
  26   CATEGORY:=Utilities
  27   URL:=http://kernel.org/pub/linux/kernel/people/horms/kexec-tools/
  28   MAINTAINER:=Florian Fainelli <florian@openwrt.org>
  29 endef
  30
  31 define Package/kexec-tools
  32   $(call Package/kexec-tools/Default)
  33   TITLE:=kexec-tools transition meta package
  34   DEPENDS:=+kexec
  35 endef
  36
  37 define Package/kexec-tools/description
  38  kexec is a set of system calls that allows you to load
  39  another kernel from the currently executing Linux kernel.
  40  The kexec utility allows to load and boot another kernel.
  41 endef
  42
  43 define Package/kexec
  44   $(call Package/kexec-tools/Default)
  45   TITLE:=Kernel boots kernel
  46   DEPENDS:=\
  47         @armeb||@arm||@i386||@x86_64||@powerpc64||@mipsel||@mips \
  48         +KEXEC_ZLIB:zlib +KEXEC_LZMA:liblzma @KERNEL_KEXEC
  49 endef
  50
  51 define Package/kexec/description
  52  The kexec utility allows to load and boot another kernel.
  53 endef
  54
  55 define Package/kdump
  56   $(call Package/kexec-tools/Default)
  57   TITLE:=Kernel crash analysis
  58   DEPENDS:=+kexec @i386||@x86_64||@arm @KERNEL_CRASH_DUMP
  59 endef
  60
  61 define Package/kdump/description
  62  The kdump package allows to automatically boot into a
  63  special kernel for analyzing kernel crashes using kdump.
  64 endef
  65
  66 define Package/kexec/config
  67         source "$(SOURCE)/Config.in"
  68 endef
  69
  70 KEXEC_TARGET_NAME:=$(ARCH)-linux-$(TARGET_SUFFIX)
  71
  72 CONFIGURE_ARGS = \
  73                 --target=$(KEXEC_TARGET_NAME) \
  74                 --host=$(REAL_GNU_TARGET_NAME) \
  75                 --build=$(GNU_HOST_NAME) \
  76                 --program-prefix="" \
  77                 --program-suffix="" \
  78                 --prefix=/usr \
  79                 --exec-prefix=/usr \
  80                 --bindir=/usr/bin \
  81                 --sbindir=/usr/sbin \
  82                 --libexecdir=/usr/lib \
  83                 --sysconfdir=/etc \
  84                 $(if $(CONFIG_KEXEC_ZLIB),--with,--without)-zlib \
  85                 $(if $(CONFIG_KEXEC_LZMA),--with,--without)-lzma \
  86                 TARGET_LD="$(TARGET_CROSS)ld"
  87
  88 TARGET_CFLAGS += -ffunction-sections -fdata-sections
  89 TARGET_LDFLAGS += -Wl,--gc-sections
  90
  91 CONFIGURE_VARS += \
  92         BUILD_CC="$(HOSTCC)" \
  93         TARGET_CC="$(TARGET_CC)"
  94
  95 define Build/Compile
  96         $(MAKE) -C $(PKG_BUILD_DIR) DESTDIR="$(PKG_INSTALL_DIR)" all install
  97 endef
  98
  99 define Package/kexec-tools/install
 100         :
 101 endef
 102
 103 define Package/kexec/install
 104         $(INSTALL_DIR) $(1)/usr/sbin
 105         $(INSTALL_BIN) $(PKG_INSTALL_DIR)/usr/sbin/kexec $(1)/usr/sbin
 106
 107 # make a link for compatability with other distros
 108         $(INSTALL_DIR) $(1)/sbin
 109         $(LN) ../usr/sbin/kexec $(1)/sbin/kexec
 110 endef
 111
 112 define Package/kdump/install
 113         $(INSTALL_DIR) $(1)/usr/sbin $(1)/etc/init.d $(1)/etc/config $(1)/etc/uci-defaults
 114         $(INSTALL_BIN) $(PKG_INSTALL_DIR)/usr/sbin/kdump $(PKG_INSTALL_DIR)/usr/sbin/vmcore-dmesg $(1)/usr/sbin
 115         $(INSTALL_BIN) ./files/kdump.init $(1)/etc/init.d/kdump
 116         $(INSTALL_BIN) ./files/kdump.defaults $(1)/etc/uci-defaults/kdump
 117         $(INSTALL_CONF) ./files/kdump.config $(1)/etc/config/kdump
 118 endef
 119
 120 define Package/kdump/prerm
 121 #!/bin/sh
 122
 123 case $$(uname -m) in
 124         i?86|x86_64)
 125                 if grep -q " crashkernel=" /boot/grub/grub.cfg; then
 126                         mount /boot -o remount,rw
 127                         sed -i 's/ crashkernel=[^ ]*//' /boot/grub/grub.cfg
 128                         mount /boot -o remount,ro
 129                 fi
 130                 ;;
 131 esac
 132 endef
 133
 134 $(eval $(call BuildPackage,kexec-tools))
 135 $(eval $(call BuildPackage,kexec))
 136 $(eval $(call BuildPackage,kdump))