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 $(TOPDIR)/rules.mk
   9
  10 PKG_NAME:=kexec-tools
  11 PKG_VERSION:=2.0.16
  12 PKG_RELEASE:=2
  13
  14 PKG_SOURCE:=$(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 endef
  29
  30 define Package/kexec-tools
  31   $(call Package/kexec-tools/Default)
  32   TITLE:=kexec-tools transition meta package
  33   DEPENDS:=+kexec
  34 endef
  35
  36 define Package/kexec-tools/description
  37  kexec is a set of system calls that allows you to load
  38  another kernel from the currently executing Linux kernel.
  39  The kexec utility allows to load and boot another kernel.
  40 endef
  41
  42 define Package/kexec
  43   $(call Package/kexec-tools/Default)
  44   TITLE:=Kernel boots kernel
  45   DEPENDS:=\
  46         @(armeb||arm||i386||x86_64||powerpc64||mipsel||mips) \
  47         +KEXEC_ZLIB:zlib +KEXEC_LZMA:liblzma @KERNEL_KEXEC
  48 endef
  49
  50 define Package/kexec/description
  51  The kexec utility allows to load and boot another kernel.
  52 endef
  53
  54 define Package/kdump
  55   $(call Package/kexec-tools/Default)
  56   TITLE:=Kernel crash analysis
  57   DEPENDS:=+kexec @(i386||x86_64||arm) @KERNEL_CRASH_DUMP
  58 endef
  59
  60 define Package/kdump/description
  61  The kdump package allows to automatically boot into a
  62  special kernel for analyzing kernel crashes using kdump.
  63 endef
  64
  65 define Package/kexec/config
  66         source "$(SOURCE)/Config.in"
  67 endef
  68
  69 KEXEC_TARGET_NAME:=$(ARCH)-linux-$(TARGET_SUFFIX)
  70
  71 CONFIGURE_ARGS = \
  72                 --target=$(KEXEC_TARGET_NAME) \
  73                 --host=$(REAL_GNU_TARGET_NAME) \
  74                 --build=$(GNU_HOST_NAME) \
  75                 --program-prefix="" \
  76                 --program-suffix="" \
  77                 --prefix=/usr \
  78                 --exec-prefix=/usr \
  79                 --bindir=/usr/bin \
  80                 --sbindir=/usr/sbin \
  81                 --libexecdir=/usr/lib \
  82                 --sysconfdir=/etc \
  83                 $(if $(CONFIG_KEXEC_ZLIB),--with,--without)-zlib \
  84                 $(if $(CONFIG_KEXEC_LZMA),--with,--without)-lzma \
  85                 TARGET_LD="$(TARGET_CROSS)ld"
  86
  87 TARGET_CFLAGS += -ffunction-sections -fdata-sections
  88 TARGET_LDFLAGS += -Wl,--gc-sections
  89
  90 CONFIGURE_VARS += \
  91         BUILD_CC="$(HOSTCC)" \
  92         TARGET_CC="$(TARGET_CC)"
  93
  94 define Build/Compile
  95         $(MAKE) -C $(PKG_BUILD_DIR) DESTDIR="$(PKG_INSTALL_DIR)" all install
  96 endef
  97
  98 define Package/kexec-tools/install
  99         :
 100 endef
 101
 102 define Package/kexec/install
 103         $(INSTALL_DIR) $(1)/usr/sbin
 104         $(INSTALL_BIN) $(PKG_INSTALL_DIR)/usr/sbin/kexec $(1)/usr/sbin
 105
 106 # make a link for compatability with other distros
 107         $(INSTALL_DIR) $(1)/sbin
 108         $(LN) ../usr/sbin/kexec $(1)/sbin/kexec
 109 endef
 110
 111 define Package/kdump/install
 112         $(INSTALL_DIR) $(1)/usr/sbin $(1)/etc/init.d $(1)/etc/config $(1)/etc/uci-defaults
 113         $(INSTALL_BIN) $(PKG_INSTALL_DIR)/usr/sbin/kdump $(PKG_INSTALL_DIR)/usr/sbin/vmcore-dmesg $(1)/usr/sbin
 114         $(INSTALL_BIN) ./files/kdump.init $(1)/etc/init.d/kdump
 115         $(INSTALL_BIN) ./files/kdump.defaults $(1)/etc/uci-defaults/kdump
 116         $(INSTALL_CONF) ./files/kdump.config $(1)/etc/config/kdump
 117 endef
 118
 119 define Package/kdump/prerm
 120 #!/bin/sh
 121
 122 case $$(uname -m) in
 123         i?86|x86_64)
 124                 if grep -q " crashkernel=" /boot/grub/grub.cfg; then
 125                         mount /boot -o remount,rw
 126                         sed -i 's/ crashkernel=[^ ]*//' /boot/grub/grub.cfg
 127                         mount /boot -o remount,ro
 128                 fi
 129                 ;;
 130 esac
 131 endef
 132
 133 $(eval $(call BuildPackage,kexec-tools))
 134 $(eval $(call BuildPackage,kexec))
 135 $(eval $(call BuildPackage,kdump))