meta-rt: add linux-yocto-rt_3.0 recipe

Add the initial linux-yocto-rt_3.0 recipe.

qemumips and qemuppc doesn't work quite yet, so they have been omitted from
COMPATIBLE_MACHINE.

(From OE-Core rev: 443533914c43c79d8b15185c32f75df450c6aae7)

Signed-off-by: Darren Hart <dvhart@linux.intel.com>
Signed-off-by: Bruce Ashfield <bruce.ashfield@windriver.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

meta-rt/recipes-kernel/linux/linux-yocto-rt_3.0.bb

@@ -0,0 +1,46 @@
+inherit kernel
+require recipes-kernel/linux/linux-yocto.inc
+
+KMACHINE = "common-pc"
+KMACHINE_qemux86  = "common-pc"
+KMACHINE_qemux86-64  = "common-pc-64"
+KMACHINE_qemuarm  = "arm-versatile-926ejs"
+KMACHINE_qemuppc  = "qemu-ppc32"
+KMACHINE_qemumips = "mti-malta32-be"
+
+KBRANCH = "yocto/standard/preempt-rt/base"
+KMETA = meta
+
+LINUX_VERSION ?= "3.0"
+LINUX_KERNEL_TYPE = "preempt-rt"
+LINUX_VERSION_EXTENSION ?= "-yocto-${LINUX_KERNEL_TYPE}"
+
+SRCREV_machine = "7e1e5b6c8a13c615feb0d7b6d37988a094aae98f"
+SRCREV_meta = "7782fc673afd6a1c742409896ae787560d96fce8"
+
+PR = "r0"
+PV = "${LINUX_VERSION}+git${SRCPV}"
+SRCREV_FORMAT = "meta_machine"
+
+SRC_URI = "git://git.yoctoproject.org/linux-yocto-3.0.git;protocol=git;nocheckout=1;branch=${KBRANCH},meta;name=machine,meta"
+
+# Omit broken machines from COMPATIBLE_MACHINE
+#   qemuppc hangs at boot
+#   qemumips panics at boot
+COMPATIBLE_MACHINE = "(qemux86|qemux86-64|qemuarm)"
+
+# Functionality flags
+KERNEL_REVISION_CHECKING ?= "t"
+KERNEL_FEATURES=features/netfilter
+KERNEL_FEATURES_append=" features/taskstats"
+KERNEL_FEATURES_append_qemux86=" cfg/sound"
+KERNEL_FEATURES_append_qemux86-64=" cfg/sound"
+
+YOCTO_KERNEL_META_DATA=t
+
+# extra tasks
+addtask kernel_link_vmlinux after do_compile before do_install
+addtask validate_branches before do_patch after do_kernel_checkout
+addtask kernel_configcheck after do_configure before do_compile
+
+require recipes-kernel/linux/linux-tools.inc