add dual-boot / fwupdate for systems with grub-support

mk/image.mk

@@ -129,8 +129,13 @@ ROOTFSISO=		${ADK_TARGET_SYSTEM}-${ADK_TARGET_LIBC}.iso
 kernel-package: kernel-strip
 	$(START_TRACE) "target/$(ADK_TARGET_ARCH)-create-kernel-package.. "
 	rm -rf $(KERNEL_PKGDIR)
+ifeq ($(ADK_TARGET_DUAL_BOOT),y)
+	@mkdir -p $(KERNEL_PKGDIR)
+	cp $(BUILD_DIR)/$(TARGET_KERNEL) $(KERNEL_PKGDIR)/kernel
+else
 	@mkdir -p $(KERNEL_PKGDIR)/boot
 	cp $(BUILD_DIR)/$(TARGET_KERNEL) $(KERNEL_PKGDIR)/boot/kernel
+endif
 	@${BASH} ${SCRIPT_DIR}/make-ipkg-dir.sh ${KERNEL_PKGDIR} \
 	    ../linux/kernel.control ${KERNEL_VERSION} ${ADK_TARGET_CPU_ARCH}
 	$(PKG_BUILD) $(KERNEL_PKGDIR) $(PACKAGE_DIR) $(MAKE_TRACE)
@@ -312,6 +317,15 @@ endif
 		--rootpath "$(TARGET_DIR)" \
 		--inputpath "$(FW_DIR)" \
 		--outputpath "$(FW_DIR)" $(MAKE_TRACE)
+ifeq ($(ADK_TARGET_DUAL_BOOT),y)
+	(cd ${TARGET_DIR}; find . | grep -v ./boot/ | sed -n '/^\.\//s///p' | sort | \
+		PATH='${HOST_PATH}' $(CPIO) -o --quiet -Hustar --owner=0:0 | \
+		${XZ} -c > ${FW_DIR}/openadk.tar.xz)
+	(cd ${FW_DIR}; PATH='${HOST_PATH}' sha256sum openadk.tar.xz \
+		| cut -d\  -f1 > sha256.txt)
+	(cd ${FW_DIR}; PATH='${HOST_PATH}' tar -cf ${ADK_TARGET_SYSTEM}-update.tar openadk.tar.xz sha256.txt)
+	@rm -rf ${FW_DIR}/temp
+endif
 ifeq ($(ADK_PACKAGE_GRUB_EFI_X86)$(ADK_PACKAGE_GRUB_EFI_X86_64),y)
 	@if [ ! -f $(ADK_TOPDIR)/bios-$(ADK_TARGET_ARCH).bin ]; then \
 		cd $(ADK_TOPDIR); wget http://distfiles.openadk.org/bios-$(ADK_TARGET_ARCH).bin ;\

package/fwupdate/Makefile

@@ -8,8 +8,11 @@ PKG_VERSION:=		1.0
 PKG_RELEASE:=		1
 PKG_DESCR:=		update firmware
 PKG_SECTION:=		base/adk
+PKG_DEPENDS:=		mke2fs
 PKG_URL:=		http://www.openadk.org
 
+PKG_CFLINE_FWUPDATE:=	select BUSYBOX_SHA256SUM@
+
 NO_DISTFILES:=          1
 
 include $(ADK_TOPDIR)/mk/package.mk

package/fwupdate/src/fwupdate

@@ -44,7 +44,7 @@ CHECK_SUM_NEW_SYSTEM=$(tar -xf $FIRMWARE $FW_NAME -O | sha256sum - |cut -d\  -f1
 
 echo "Compare the checksums ..."
 if [ "X$CHECK_SUM_NEW_SYSTEM" = "X$CHECK_SUM_UPDATE_FILE" ]; then
-    echo "Checksum verified (they match): "
+    echo "Checksum verified (they match) ..."
 else
     echo "Checksum does not match!"
     echo "${CHECK_SUM_UPDATE_FILE} "
@@ -130,8 +130,18 @@ fi
 
 cd /
 umount $MOUNTPART
-mount -o remount,rw /boot
+grep /boot /proc/mounts 2>/dev/null
+if [ $? -eq 0 ]; then
+  mount -o remount,rw /boot
+else
+  mount /dev/sda1 /boot
+fi
 grub-reboot $OS
-mount -o remount,ro /boot
+grep /boot /proc/mounts 2>/dev/null
+if [ $? -eq 0 ]; then
+  mount -o remount,ro /boot
+else
+  umount /boot
+fi
 sync
 echo "Reboot now to the updated system $OS"

package/grub/Makefile

@@ -91,6 +91,12 @@ GRUB_PLATFORM=		efi
 GRUB_MODULES=		boot linux ext2 fat part_msdos part_gpt normal efi_gop
 endif
 
+ifeq ($(ADK_TARGET_DUAL_BOOT),y)
+GRUB_CFG=		grub-dual.cfg
+else
+GRUB_CFG=		grub.cfg
+endif
+
 HOST_CONFIGURE_ARGS+=	--enable-efiemu=no \
 			--disable-grub-mkfont \
 			--enable-device-mapper=no \
@@ -102,6 +108,11 @@ CONFIGURE_ARGS+=	--disable-grub-mkfont \
 			--enable-libzfs=no \
 			--with-platform=$(GRUB_PLATFORM) \
 			--disable-werror
+
+ifeq ($(ADK_PACKAGE_GRUB_EFI_X86)$(ADK_PACKAGE_GRUB_EFI_X86_64),y)
+CONFIGURE_ARGS+=	--with-bootdir=/boot/EFI/boot \
+			--with-grubdir=/
+endif
 XAKE_FLAGS+=		GCC_HONOUR_COPTS=s
 
 grub-install:
@@ -120,11 +131,12 @@ endif
 ifeq ($(ADK_PACKAGE_GRUB_EFI_X86)$(ADK_PACKAGE_GRUB_EFI_X86_64),y)
 	${CP} ${WRKINST}/usr/lib/grub/$(GRUB_ARCH) \
 		$(FW_DIR)/$(GRUB_DIR)
-	$(CP) ./files/grub.cfg $(FW_DIR)/$(GRUB_DIR)
+	$(CP) ./files/$(GRUB_CFG) $(FW_DIR)/$(GRUB_DIR)/grub.cfg
+	$(SED) "s/@@ROOTDEV@@/$(ADK_TARGET_ROOTDEV)/g" $(FW_DIR)/$(GRUB_DIR)/grub.cfg
 else
 	${CP} ${WRKINST}/usr/lib/grub/${GRUB_ARCH} \
 		$(IDIR_GRUB)/$(GRUB_DIR)
-	$(CP) ./files/grub.cfg $(IDIR_GRUB)/$(GRUB_DIR)
+	$(CP) ./files/$(GRUB_CFG) $(IDIR_GRUB)/$(GRUB_DIR)/grub.cfg
 endif
 	$(STAGING_HOST_DIR)/usr/bin/grub-mkimage \
 		-d $(WRKINST)/usr/lib/grub/$(GRUB_ARCH) \
@@ -147,6 +159,10 @@ grub-tools-install:
 		$(IDIR_GRUB_TOOLS)/usr/bin
 	${INSTALL_BIN} ${WRKINST}/usr/bin/grub-mkimage \
 		$(IDIR_GRUB_TOOLS)/usr/bin
+	${INSTALL_BIN} ${WRKINST}/usr/sbin/grub-reboot \
+		$(IDIR_GRUB_TOOLS)/usr/sbin
+	${INSTALL_BIN} ${WRKINST}/usr/sbin/grub-set-default \
+		$(IDIR_GRUB_TOOLS)/usr/sbin
 	${CP} ${WRKINST}/usr/lib/grub \
 		$(IDIR_GRUB_TOOLS)/usr/lib
 	${CP} ${WRKINST}/usr/share/grub \

package/grub/files/grub-dual.cfg

@@ -0,0 +1,50 @@
+if [ "x\${timeout}" != "x-1" ]; then
+  if keystatus; then
+    if keystatus --shift; then
+      set timeout=-1
+    else
+      set timeout=0
+    fi
+  else
+    if sleep --interruptible 2; then
+      set timeout=0
+    fi
+  fi
+fi
+
+if [ -s $prefix/grubenv ]; then
+  set have_grubenv=true
+  load_env
+fi
+if [ "${next_entry}" ] ; then
+   set default="${next_entry}"
+   set next_entry=
+   save_env next_entry
+   set boot_once=true
+else
+   set default="${saved_entry}"
+fi
+if [ "${prev_saved_entry}" ]; then
+  set saved_entry="${prev_saved_entry}"
+  save_env saved_entry
+  set prev_saved_entry=
+  save_env prev_saved_entry
+  set boot_once=true
+fi
+
+function savedefault {
+  if [ -z "${boot_once}" ]; then
+    saved_entry="${chosen}"
+    save_env saved_entry
+  fi
+}
+
+menuentry "OpenADK1" {
+  set root=(hd0,2)
+  linux (hd0,2)/kernel root=/dev/@@ROOTDEV@@2 rootfstype=ext4 rootwait panic=5
+}
+menuentry "OpenADK2" {
+  set root=(hd0,3)
+  linux (hd0,3)/kernel root=/dev/@@ROOTDEV@@3 rootfstype=ext4 rootwait panic=5
+}
+

rules.mk

@@ -73,6 +73,7 @@ ADK_TARGET_KERNEL_GIT_VER:=		$(strip $(subst ",, $(ADK_TARGET_KERNEL_GIT_VER)))
 ADK_TARGET_KERNEL_GIT_TYPE:=		$(strip $(subst ",, $(ADK_TARGET_KERNEL_GIT_TYPE)))
 ADK_TARGET_KERNEL_DEFCONFIG:=		$(strip $(subst ",, $(ADK_TARGET_KERNEL_DEFCONFIG)))
 ADK_TARGET_GENIMAGE_FILENAME:=		$(strip $(subst ",, $(ADK_TARGET_GENIMAGE_FILENAME)))
+ADK_TARGET_ROOTDEV:=			$(strip $(subst ",, $(ADK_TARGET_ROOTDEV)))
 
 ADK_TARGET_KARCH:=$(ADK_TARGET_ARCH)
 

target/config/Config.in.rootfs

@@ -158,6 +158,7 @@ config ADK_TARGET_ROOTFS_ARCHIVE
 config ADK_TARGET_ROOTFS_GENIMAGE
 	bool "Create a disk image for the target"
 	select ADK_KERNEL_EXT4_FS
+	select ADK_KERNEL_VFAT_FS
 	select ADK_TARGET_QEMU_WITH_BLOCK if ADK_TARGET_QEMU
 	select ADK_HOST_BUILD_GENIMAGE
 	help
@@ -165,7 +166,23 @@ config ADK_TARGET_ROOTFS_GENIMAGE
 
 endchoice
 
+config ADK_TARGET_ROOTDEV
+	string
+	default "sda"
+
+config ADK_TARGET_DUAL_BOOT
+	bool "Activate dual-boot partition layout"
+	depends on ADK_TARGET_ROOTFS_GENIMAGE
+	select ADK_PACKAGE_FWUPDATE
+	help
+	  Activate dual-boot partition scheme for simple full updates into
+	  a second unused partition. You can use fwupdate on the target to 
+	  update your system. A firmware update tar archive is created in
+	  firmware output directory together with the full image.
+
 config ADK_TARGET_GENIMAGE_FILENAME
 	string
+	default "genimage-efi-dual.cfg" if ADK_PACKAGE_GRUB_EFI_X86_64 || ADK_PACKAGE_GRUB_EFI_X86 && ADK_TARGET_DUAL_BOOT
 	default "genimage-efi.cfg" if ADK_PACKAGE_GRUB_EFI_X86_64 || ADK_PACKAGE_GRUB_EFI_X86
+	default "genimage-dual.cfg" if ADK_TARGET_DUAL_BOOT
 	default "genimage.cfg"

target/config/Config.in.runtime

@@ -173,6 +173,8 @@ config ADK_RUNTIME_TMPFS_SIZE
 	default "32768" if ADK_TARGET_SYSTEM_RASPBERRY_PI2
 	default "32768" if ADK_TARGET_SYSTEM_RASPBERRY_PI3
 	default "32768" if ADK_TARGET_SYSTEM_SOLIDRUN_IMX6
+	default "16384" if ADK_TARGET_SYSTEM_QEMU_X86_64
+	default "16384" if ADK_TARGET_SYSTEM_QEMU_X86
 	default "16384" if ADK_TARGET_VBOX
 	default "16384" if ADK_TARGET_SYSTEM_LEMOTE_YEELONG
 	default "8192" if ADK_TARGET_SYSTEM_MIKROTIK_RB532

target/x86_64/qemu-x86_64/genimage-dual.cfg

@@ -0,0 +1,34 @@
+image disk.img {
+
+  hdimage {
+  }
+
+  partition boot {
+    in-partition-table = "no"
+    image = "boot.img"
+    offset = 0
+    size = 512
+  }
+
+  partition grub {
+    in-partition-table = "no"
+    image = "grub.img"
+    offset = 512
+  }
+
+  partition root1 {
+    partition-type = 0x83
+    image = "rootfs.ext"
+  }
+
+  partition root2 {
+    partition-type = 0x83
+    image = "rootfs.ext"
+  }
+
+  partition cfgfs {
+    partition-type = 0x88
+    image = "cfgfs.img"
+  }
+
+}

target/x86_64/qemu-x86_64/genimage-efi-dual.cfg

@@ -0,0 +1,37 @@
+image efi-part.vfat {
+  vfat {
+    file EFI {
+      image = "efi-part/EFI"
+    }
+  }
+  size = 32M
+}
+
+image disk.img {
+
+  hdimage {
+  }
+
+  partition boot {
+    partition-type = 0xEF
+    image = "efi-part.vfat"
+  }
+
+  partition root1 {
+    partition-type = 0x83
+    image = "rootfs.ext"
+    size = 128M
+  }
+
+  partition root2 {
+    partition-type = 0x83
+    image = "rootfs.ext"
+    size = 128M
+  }
+
+  partition cfgfs {
+    partition-type = 0x88
+    image = "cfgfs.img"
+  }
+
+}