add u-boot and x-loader build

eclass/nas-kernel.eclass

@@ -117,6 +117,38 @@ K_WORKAROUND_USE_REAL_EXTRAVERSION="${K_WORKAROUND_USE_REAL_EXTRAVERSION:-}"
 # Provide extra genkernel arguments using K_GENKERNEL_ARGS
 K_GENKERNEL_ARGS="${K_GENKERNEL_ARGS-}"
 
+# @ECLASS-VARIABLE: K_NASKERNEL_XLOADER_VER
+# @DESCRIPTION:
+# If set to "1.5.1" for example, it downloads the selected version
+K_NASKERNEL_XLOADER_VER="${K_NASKERNEL_XLOADER_VER:-}"
+
+# @ECLASS-VARIABLE: K_NASKERNEL_XLOADER_PATCHES_VER
+# @DESCRIPTION:
+# If set to "3" for example, it applies the
+# patchs corresponding to x-loader-${K_NASKERNEL_XLOADER_VER}
+K_NASKERNEL_XLOADER_PATCHES_VER="${K_NASKERNEL_XLOADER_PATCHES_VER:-}"
+
+# @ECLASS-VARIABLE: K_NASKERNEL_XLOADER_TARGET
+# @DESCRIPTION:
+# If set to "omap4430panda_config" for example, it is build for that arch
+K_NASKERNEL_XLOADER_TARGET="${K_NASKERNEL_XLOADER_TARGET:-}"
+
+# @ECLASS-VARIABLE: K_KERNEL_UBOOT_VER
+# @DESCRIPTION:
+# If set to "2011.12" for example, it downloads the selected version
+K_NASKERNEL_UBOOT_VER="${K_NASKERNEL_UBOOT_VER:-}"
+
+# @ECLASS-VARIABLE: K_KERNEL_UBOOT_PATCHES_VER
+# @DESCRIPTION:
+# If set to "3" for example, it applies the
+# patchs corresponding to u-boot-${K_NASKERNEL_UBOOT_VER}
+K_NASKERNEL_UBOOT_PATCHES_VER="${K_NASKERNEL_UBOOT_PATCHES_VER:-}"
+
+# @ECLASS-VARIABLE: K_NASKERNEL_UBOOT_TARGET
+# @DESCRIPTION:
+# If set to "omap4_panda_config" for example, it is build for that arch
+K_NASKERNEL_UBOOT_TARGET="${K_NASKERNEL_UBOOT_TARGET:-}"
+
 KERN_INITRAMFS_SEARCH_NAME="${KERN_INITRAMFS_SEARCH_NAME:-initramfs-genkernel*${K_NASKERNEL_NAME}}"
 
 # Disable deblobbing feature
@@ -162,6 +194,28 @@ if [ -n "${K_KERNEL_PATCH_HOTFIXES}" ]; then
 	UNIPATCH_LIST="${K_KERNEL_PATCH_HOTFIXES} ${UNIPATCH_LIST}"
 fi
 
+# download x-loader if required (ubuntu is mainly supporterted by TI)
+if [ -n "${K_NASKERNEL_XLOADER_VER}" ]; then
+	SRC_URI="${SRC_URI}
+		mirror://sablink/${CATEGORY}/linux-nas-patches/x-loader_${K_NASKERNEL_XLOADER_VER}.orig.tar.gz
+		https://launchpad.net/ubuntu/+archive/primary/+files/x-loader_${K_NASKERNEL_XLOADER_VER}.orig.tar.gz"
+	if [ -n "${K_KERNEL_XLOADER_PATCHES_VER}" ]; then
+		SRC_URI="${SRC_URI}
+			mirror://sablink/${CATEGORY}/linux-nas-patches/x-loader-patches-${K_NASKERNEL_XLOADER_VER}-${K_KERNEL_XLOADER_PATCHES_VER}.tar.bz2"
+	fi
+fi
+
+# download u-boot if required
+if [ -n "${K_NASKERNEL_UBOOT_VER}" ]; then
+	SRC_URI="${SRC_URI}
+		mirror://sablink/${CATEGORY}/linux-nas-patches/u-boot-${K_NASKERNEL_UBOOT_VER}.tar.bz2
+		ftp://ftp.denx.de/pub/u-boot/u-boot-${K_NASKERNEL_UBOOT_VER}.tar.bz2"
+	if [ -n "${K_KERNEL_UBOOT_PATCHES_VER}" ]; then
+		SRC_URI="${SRC_URI}
+			mirror://sablink/${CATEGORY}/linux-nas-patches/u-boot-patches-${K_NASKERNEL_UBOOT_VER}-${K_KERNEL_UBOOT_PATCHES_VER}.tar.bz2"
+	fi
+fi
+
 _get_real_kv_full() {
 	if [[ "${KV_MAJOR}${KV_MINOR}" -eq 26 ]]; then
 		echo "${ORIGINAL_KV_FULL}"
@@ -265,7 +319,8 @@ else
 		>=sys-kernel/genkernel-3.4.16-r1
 		dracut? ( sys-kernel/dracut )
 		sys-block/devio
-		dev-embedded/u-boot-tools"
+		dev-embedded/u-boot-tools
+		sys-fs/dosfstools"
 	RDEPEND="sys-apps/sed
 		sys-kernel/linux-firmware"
 	if [ -n "${K_REQUIRED_LINUX_FIRMWARE_VER}" ]; then
@@ -388,6 +443,44 @@ _kernel_src_compile() {
 	rm -rf "${WORKDIR}"/cache
 	rm -rf "${S}"/temp
 
+	# compile x-loader if required
+	if [ -n "${K_NASKERNEL_XLOADER_VER}" ]; then
+	pushd "${WORKDIR}/x-loader-${K_NASKERNEL_XLOADER_VER}"
+		if [ -n "${K_KERNEL_XLOADER_PATCHES_VER}" ]; then
+			EPATCH_SOURCE="${WORKDIR}/x-loader-patches" EPATCH_SUFFIX="patch" \
+			EPATCH_FORCE="yes" epatch
+		fi
+		if [ -n "${CROSS_COMPILE}" ] && [ "${CBUILD:-${CHOST}}" != "${CTARGET}" ]; then
+			einfo "Enabling cross-compile for ${CROSS_COMPILE}, arch: ${KARCH}"
+			emake ARCH=${KARCH} CROSS_COMPILE=${CROSS_COMPILE}- ${K_NASKERNEL_XLOADER_TARGET}
+			emake ARCH=${KARCH} CROSS_COMPILE=${CROSS_COMPILE}-
+		else
+			einfo "Cross-compile is disabled"
+			emake ${K_NASKERNEL_XLOADER_TARGET}
+			emake
+		fi
+	popd
+	fi
+
+	# compile u-boot if required
+	if [ -n "${K_NASKERNEL_UBOOT_VER}" ]; then
+	pushd "${WORKDIR}/u-boot-${K_NASKERNEL_UBOOT_VER}"
+		if [ -n "${K_KERNEL_UBOOT_PATCHES_VER}" ]; then
+			EPATCH_SOURCE="${WORKDIR}/u-boot-patches" EPATCH_SUFFIX="patch" \
+			EPATCH_FORCE="yes" epatch
+		fi
+		if [ -n "${CROSS_COMPILE}" ] && [ "${CBUILD:-${CHOST}}" != "${CTARGET}" ]; then
+			einfo "Enabling cross-compile for ${CROSS_COMPILE}, arch: ${KARCH}"
+			emake ARCH=${KARCH} CROSS_COMPILE=${CROSS_COMPILE}- ${K_NASKERNEL_UBOOT_TARGET}
+			emake ARCH=${KARCH} CROSS_COMPILE=${CROSS_COMPILE}-
+		else
+			einfo "Cross-compile is disabled"
+			emake ${K_NASKERNEL_UBOOT_TARGET}
+			emake
+		fi
+	popd
+	fi
+
 	cd "${S}" || die
 	GKARGS="--no-save-config --disklabel"
 	use dracut && GKARGS="${GKARGS} --dracut"
@@ -500,6 +593,10 @@ _kernel_src_compile() {
 		-d zImage.new "${WORKDIR}"/boot/uImage-genkernel-${ARCH}-${KV_FULL}.buffalo
 		mkimage -A arm -O linux -T ramdisk -C none -a 0x00000000 -e 0x00000000 -n initrd-${KV_FULL} \
 		-d "${WORKDIR}"/boot/initramfs-genkernel-${ARCH}-${KV_FULL} "${WORKDIR}"/boot/initrd-genkernel-${ARCH}-${KV_FULL}.buffalo
+		# install u-boot if required
+		if [ -n "${K_NASKERNEL_UBOOT_VER}" ]; then
+			cp "${WORKDIR}"/u-boot-${K_NASKERNEL_UBOOT_VER}/u-boot.bin "${WORKDIR}"/boot/u-boot-${ARCH}-${K_NASKERNEL_UBOOT_VER}.${K_NASKERNEL_NAME}
+		fi
 	fi
 
 	# cleanup