add x86_64 target support

Signed-off-by: Imre Kaloz <kaloz@openwrt.org>

SVN-Revision: 39208

5 files changed, 273 insertions, 0 deletions

diff --git a/target/linux/x86_64/image/Makefile b/target/linux/x86_64/image/Makefile
new file mode 100644
index 0000000..fad6d2d
--- /dev/null
+++ b/target/linux/x86_64/image/Makefile
@@ -0,0 +1,210 @@
+#
+# Copyright (C) 2006-2013 OpenWrt.org
+#
+# This is free software, licensed under the GNU General Public License v2.
+# See /LICENSE for more information.
+#
+include $(TOPDIR)/rules.mk
+include $(INCLUDE_DIR)/image.mk
+
+export PATH=$(TARGET_PATH):/sbin
+
+GRUB2_MODULES = biosdisk boot chain configfile ext2 linux ls part_msdos reboot serial vga
+GRUB2_MODULES_ISO = biosdisk boot chain configfile iso9660 linux ls part_msdos reboot serial vga
+GRUB_TERMINALS =
+GRUB_SERIAL_CONFIG =
+GRUB_TERMINAL_CONFIG =
+GRUB_CONSOLE_CMDLINE =
+
+USE_ATKBD = generic kvm_guest
+
+ifneq ($(strip $(foreach subtarget,$(USE_ATKBD),$(CONFIG_TARGET_x86_64_$(subtarget)))),)
+  GRUB2_MODULES += at_keyboard
+  GRUB2_MODULES_ISO += at_keyboard
+endif
+
+ifneq ($(CONFIG_GRUB_CONSOLE),)
+  GRUB_CONSOLE_CMDLINE += console=tty0
+  GRUB_TERMINALS += console
+endif
+
+GRUB_SERIAL:=$(call qstrip,$(CONFIG_GRUB_SERIAL))
+
+ifneq ($(GRUB_SERIAL),)
+  GRUB_CONSOLE_CMDLINE += console=$(GRUB_SERIAL),$(CONFIG_GRUB_BAUDRATE)n8
+  GRUB_SERIAL_CONFIG := serial --unit=0 --speed=$(CONFIG_GRUB_BAUDRATE) --word=8 --parity=no --stop=1
+  GRUB_TERMINALS += serial
+endif
+
+ifneq ($(GRUB_TERMINALS),)
+  GRUB_TERMINAL_CONFIG := terminal_input $(GRUB_TERMINALS); terminal_output $(GRUB_TERMINALS)
+endif
+
+ROOTPART:=$(call qstrip,$(CONFIG_TARGET_ROOTFS_PARTNAME))
+
+GRUB_TIMEOUT:=$(call qstrip,$(CONFIG_GRUB_TIMEOUT))
+
+ifneq ($(CONFIG_GRUB_IMAGES),)
+
+  BOOTOPTS:=$(call qstrip,$(CONFIG_GRUB_BOOTOPTS))
+
+  define Image/cmdline/ext4
+    root=$(ROOTPART) rootfstype=ext4 rootwait
+  endef
+
+  define Image/cmdline/jffs2-64k
+    block2mtd.block2mtd=$(ROOTPART),65536,rootfs root=/dev/mtdblock0 rootfstype=jffs2 rootwait
+  endef
+
+  define Image/cmdline/jffs2-128k
+    block2mtd.block2mtd=$(ROOTPART),131072,rootfs root=/dev/mtdblock0 rootfstype=jffs2 rootwait
+  endef
+
+  define Image/cmdline/squashfs
+    block2mtd.block2mtd=$(ROOTPART),65536,rootfs root=/dev/mtdblock0 rootfstype=squashfs rootwait
+  endef
+
+  define Image/Build/grub2
+	# left here because the image builder doesnt need these
+	$(INSTALL_DIR) $(KDIR)/root.grub/boot/grub $(KDIR)/grub2
+	$(CP) $(KDIR)/bzImage $(KDIR)/root.grub/boot/vmlinuz
+	grub-mkimage \
+		-d $(STAGING_DIR_HOST)/lib/grub/i386-pc \
+		-o $(KDIR)/grub2/core.img \
+		-O i386-pc \
+		-c ./grub-early.cfg \
+		$(GRUB2_MODULES)
+	$(CP) $(STAGING_DIR_HOST)/lib/grub/i386-pc/*.img $(KDIR)/grub2/
+	echo '(hd0) $(BIN_DIR)/$(IMG_PREFIX)-combined-$(1).img' > $(KDIR)/grub2/device.map
+	sed \
+		-e 's#@SERIAL_CONFIG@#$(strip $(GRUB_SERIAL_CONFIG))#g' \
+		-e 's#@TERMINAL_CONFIG@#$(strip $(GRUB_TERMINAL_CONFIG))#g' \
+		-e 's#@CMDLINE@#$(strip $(call Image/cmdline/$(1)) $(BOOTOPTS) $(GRUB_CONSOLE_CMDLINE))#g' \
+		-e 's#@TIMEOUT@#$(GRUB_TIMEOUT)#g' \
+		./grub.cfg > $(KDIR)/root.grub/boot/grub/grub.cfg
+	PADDING="$(CONFIG_TARGET_IMAGES_PAD)" PATH="$(TARGET_PATH)" ./gen_image_generic.sh \
+		$(BIN_DIR)/$(IMG_PREFIX)-combined-$(1).img \
+		$(CONFIG_TARGET_KERNEL_PARTSIZE) $(KDIR)/root.grub \
+		$(CONFIG_TARGET_ROOTFS_PARTSIZE) $(KDIR)/root.$(1) \
+		256
+	grub-bios-setup \
+		--device-map="$(KDIR)/grub2/device.map" \
+		-d "$(KDIR)/grub2" \
+		-r "hd0,msdos1" \
+		"$(BIN_DIR)/$(IMG_PREFIX)-combined-$(1).img"
+	$(call Image/Build/grub/$(1))
+  endef
+endif
+
+ROOTDELAY=10
+
+define Image/Build/squashfs
+	$(call prepare_generic_squashfs,$(KDIR)/root.squashfs)
+endef
+
+define Image/Build/iso
+	$(INSTALL_DIR) $(KDIR)/root.grub/boot/grub $(KDIR)/grub2
+	$(CP) $(KDIR)/bzImage $(KDIR)/root.grub/boot/vmlinuz
+	grub-mkimage \
+		-d $(STAGING_DIR_HOST)/lib/grub/i386-pc \
+		-o $(KDIR)/grub2/eltorito.img \
+		-O i386-pc \
+		-c ./grub-early.cfg \
+		$(GRUB2_MODULES_ISO)
+	cat \
+		$(STAGING_DIR_HOST)/lib/grub/i386-pc/cdboot.img \
+		$(KDIR)/grub2/eltorito.img \
+		> $(KDIR)/root.grub/boot/grub/eltorito.img
+	sed \
+		-e 's#@SERIAL_CONFIG@#$(strip $(GRUB_SERIAL_CONFIG))#g' \
+		-e 's#@TERMINAL_CONFIG@#$(strip $(GRUB_TERMINAL_CONFIG))#g' \
+		-e 's#@CMDLINE@#root=/dev/sr0 rootfstype=iso9660 rootwait $(strip $(call Image/cmdline/$(1)) $(BOOTOPTS) $(GRUB_CONSOLE_CMDLINE))#g' \
+		-e 's#@TIMEOUT@#$(GRUB_TIMEOUT)#g' \
+		./grub-iso.cfg > $(KDIR)/root.grub/boot/grub/grub.cfg
+	$(CP) $(KDIR)/bzImage $(KDIR)/root.grub/boot/vmlinuz
+	mkisofs -R -b boot/grub/eltorito.img -no-emul-boot -boot-info-table \
+		-o $(KDIR)/root.iso $(KDIR)/root.grub $(TARGET_DIR)
+endef
+
+ifneq ($(CONFIG_VDI_IMAGES),)
+  define Image/Build/vdi
+    # left here because the image builder doesnt need these
+    ifeq ($(1),ext4)
+		rm $(BIN_DIR)/$(IMG_PREFIX)-combined-$(1).vdi || true
+		qemu-img convert -f raw -O vdi \
+			$(BIN_DIR)/$(IMG_PREFIX)-combined-$(1).img \
+			$(BIN_DIR)/$(IMG_PREFIX)-combined-$(1).vdi
+		# XXX: VBoxManage insists on setting perms to 0600
+		chmod 0644 $(BIN_DIR)/$(IMG_PREFIX)-combined-$(1).vdi
+    endif
+  endef
+endif
+
+ifneq ($(CONFIG_VMDK_IMAGES),)
+  define Image/Build/vmdk
+    # left here because the image builder doesnt need these
+    ifeq ($(1),ext4)
+		rm $(BIN_DIR)/$(IMG_PREFIX)-combined-$(1).vmdk || true
+		qemu-img convert -f raw -O vmdk \
+			$(BIN_DIR)/$(IMG_PREFIX)-combined-$(1).img \
+			$(BIN_DIR)/$(IMG_PREFIX)-combined-$(1).vmdk
+    endif
+  endef
+endif
+
+define Image/Build/gzip
+	gzip -f9 $(BIN_DIR)/$(IMG_PREFIX)-combined-$(1).img
+	gzip -f9 $(BIN_DIR)/$(IMG_PREFIX)-rootfs-$(1).img
+endef
+
+ifneq ($(CONFIG_TARGET_IMAGES_GZIP),)
+  define Image/Build/gzip/ext4
+	$(call Image/Build/gzip,ext4)
+  endef
+  ifneq ($(CONFIG_TARGET_IMAGES_PAD),)
+    define Image/Build/gzip/squashfs
+	$(call Image/Build/gzip,squashfs)
+    endef
+    define Image/Build/gzip/jffs2-64k
+	$(call Image/Build/gzip,jffs2-64k)
+    endef
+    define Image/Build/gzip/jffs2-128k
+	$(call Image/Build/gzip,jffs2-128k)
+    endef
+  endif
+endif
+
+define Image/BuildKernel
+	$(CP) $(KDIR)/bzImage $(BIN_DIR)/$(IMG_PREFIX)-vmlinuz
+endef
+
+define Image/Prepare
+	$(CP) $(LINUX_DIR)/arch/x86/boot/bzImage $(KDIR)/bzImage
+	$(call Image/Prepare/bootscript)
+	$(call Image/Prepare/grub2)
+endef
+
+define Image/Build/Initramfs
+	$(CP) $(KDIR)/bzImage-initramfs $(BIN_DIR)/$(IMG_PREFIX)-ramfs.bzImage
+endef
+
+define Image/Build
+	$(call Image/Build/$(1))
+	$(call Image/Build/bootscript,$(1))
+  ifneq ($(1),iso)
+	$(call Image/Build/grub2,$(1))
+	$(call Image/Build/vdi,$(1))
+	$(call Image/Build/vmdk,$(1))
+	$(CP) $(KDIR)/root.$(1) $(BIN_DIR)/$(IMG_PREFIX)-rootfs-$(1).img
+  else
+	$(CP) $(KDIR)/root.iso $(BIN_DIR)/$(IMG_PREFIX).iso
+  endif
+	$(CP) $(KDIR)/bzImage $(BIN_DIR)/$(IMG_PREFIX)-vmlinuz
+	$(call Image/Build/gzip/$(1))
+	$(call Image/Build/Profile/$(PROFILE),$(1))
+ifeq ($(CONFIG_TARGET_ROOTFS_INITRAMFS),y)
+	$(call Image/Build/Initramfs)
+endif
+endef
+
+$(eval $(call BuildImage))
diff --git a/target/linux/x86_64/image/gen_image_generic.sh b/target/linux/x86_64/image/gen_image_generic.sh
new file mode 100755
index 0000000..9d11efb
--- /dev/null
+++ b/target/linux/x86_64/image/gen_image_generic.sh
@@ -0,0 +1,39 @@
+#!/usr/bin/env bash
+# Copyright (C) 2006-2012 OpenWrt.org
+set -x
+[ $# == 5 -o $# == 6 ] || {
+    echo "SYNTAX: $0 <file> <kernel size> <kernel directory> <rootfs size> <rootfs image> [<align>]"
+    exit 1
+}
+
+OUTPUT="$1"
+KERNELSIZE="$2"
+KERNELDIR="$3"
+ROOTFSSIZE="$4"
+ROOTFSIMAGE="$5"
+ALIGN="$6"
+
+rm -f "$OUTPUT"
+
+head=16
+sect=63
+cyl=$(( ($KERNELSIZE + $ROOTFSSIZE) * 1024 * 1024 / ($head * $sect * 512)))
+
+# create partition table
+set `ptgen -o "$OUTPUT" -h $head -s $sect -p ${KERNELSIZE}m -p ${ROOTFSSIZE}m ${ALIGN:+-l $ALIGN}`
+
+KERNELOFFSET="$(($1 / 512))"
+KERNELSIZE="$(($2 / 512))"
+ROOTFSOFFSET="$(($3 / 512))"
+ROOTFSSIZE="$(($4 / 512))"
+
+BLOCKS="$((($KERNELSIZE / 2) - 1))"
+
+[ -n "$PADDING" ] && dd if=/dev/zero of="$OUTPUT" bs=512 seek="$ROOTFSOFFSET" conv=notrunc count="$ROOTFSSIZE"
+dd if="$ROOTFSIMAGE" of="$OUTPUT" bs=512 seek="$ROOTFSOFFSET" conv=notrunc
+
+[ -n "$NOGRUB" ] && exit 0
+
+genext2fs -d "$KERNELDIR" -b "$BLOCKS" "$OUTPUT.kernel"
+dd if="$OUTPUT.kernel" of="$OUTPUT" bs=512 seek="$KERNELOFFSET" conv=notrunc
+rm -f "$OUTPUT.kernel"
diff --git a/target/linux/x86_64/image/grub-early.cfg b/target/linux/x86_64/image/grub-early.cfg
new file mode 100644
index 0000000..4a5b5a6
--- /dev/null
+++ b/target/linux/x86_64/image/grub-early.cfg
@@ -0,0 +1 @@
+configfile (hd0,msdos1)/boot/grub/grub.cfg
diff --git a/target/linux/x86_64/image/grub-iso.cfg b/target/linux/x86_64/image/grub-iso.cfg
new file mode 100644
index 0000000..3d47a95
--- /dev/null
+++ b/target/linux/x86_64/image/grub-iso.cfg
@@ -0,0 +1,10 @@
+@SERIAL_CONFIG@
+@TERMINAL_CONFIG@
+
+set default="0"
+set timeout="@TIMEOUT@"
+set root='(cd)'
+
+menuentry "OpenWrt" {
+	linux /boot/vmlinuz @CMDLINE@ noinitrd
+}
diff --git a/target/linux/x86_64/image/grub.cfg b/target/linux/x86_64/image/grub.cfg
new file mode 100644
index 0000000..33b9d0b
--- /dev/null
+++ b/target/linux/x86_64/image/grub.cfg
@@ -0,0 +1,13 @@
+@SERIAL_CONFIG@
+@TERMINAL_CONFIG@
+
+set default="0"
+set timeout="@TIMEOUT@"
+set root='(hd0,msdos1)'
+
+menuentry "OpenWrt" {
+	linux /boot/vmlinuz @CMDLINE@ noinitrd
+}
+menuentry "OpenWrt (failsafe)" {
+	linux /boot/vmlinuz failsafe=true @CMDLINE@ noinitrd
+}