4 files changed, 90 insertions, 0 deletions
diff --git a/target/config/Config.in.rootfs b/target/config/Config.in.rootfs
index 96fb5c1a2..41e9b27a6 100644
--- a/target/config/Config.in.rootfs
+++ b/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"
diff --git a/target/config/Config.in.runtime b/target/config/Config.in.runtime
index 62173c362..5e7cc27a6 100644
--- a/target/config/Config.in.runtime
+++ b/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
diff --git a/target/x86_64/qemu-x86_64/genimage-dual.cfg b/target/x86_64/qemu-x86_64/genimage-dual.cfg
new file mode 100644
index 000000000..82d6dc2c2
--- /dev/null
+++ b/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"
+  }
+
+}
diff --git a/target/x86_64/qemu-x86_64/genimage-efi-dual.cfg b/target/x86_64/qemu-x86_64/genimage-efi-dual.cfg
new file mode 100644
index 000000000..7c82a0bcb
--- /dev/null
+++ b/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"
+  }
+
+}