linux-intel-rt/6.4: add recipe

* It builds 6.4 RT kernel from mainline-tracking tree.
  https://github.com/intel/mainline-tracking

  tag: mainline-tracking-v6.4-rt6-preempt-rt-230727T015607Z
* Make linux-intel-rt v6.4.0 the default RT kernel for poky-altcfg
* Change kernel cache branch to yocto-6.4

Signed-off-by: Yogesh Tyagi <yogesh.tyagi@intel.com>
Signed-off-by: Anuj Mittal <anuj.mittal@intel.com>

2 files changed, 21 insertions, 1 deletions

diff --git a/conf/machine/include/meta-intel.inc b/conf/machine/include/meta-intel.inc
index 8b4346a5..ceecb2f6 100644
--- a/conf/machine/include/meta-intel.inc
+++ b/conf/machine/include/meta-intel.inc
@@ -10,7 +10,7 @@ PREFERRED_PROVIDER_virtual/kernel:poky-tiny ?= "linux-intel"
 PREFERRED_VERSION_linux-intel ?= "6.1%"
 PREFERRED_VERSION_linux-intel-rt ?= "6.1%"
 PREFERRED_VERSION_linux-intel:poky-altcfg ?= "6.4%"
-PREFERRED_VERSION_linux-intel-rt:poky-altcfg ?= "6.1%"
+PREFERRED_VERSION_linux-intel-rt:poky-altcfg ?= "6.4%"
 
 # Need to point to latest version of libva needed for media components
 PREFERRED_PROVIDER_libva = "libva-intel"
diff --git a/recipes-kernel/linux/linux-intel-rt_6.4.bb b/recipes-kernel/linux/linux-intel-rt_6.4.bb
new file mode 100644
index 00000000..1fcf7a81
--- /dev/null
+++ b/recipes-kernel/linux/linux-intel-rt_6.4.bb
@@ -0,0 +1,20 @@
+require linux-intel.inc
+
+SRC_URI:prepend = "git://github.com/intel/mainline-tracking.git;protocol=https;name=machine;nobranch=1; \
+                  "
+KMETA_BRANCH = "yocto-6.4"
+
+LIC_FILES_CHKSUM = "file://COPYING;md5=6bc538ed5bd9a7fc9398086aedcd7e46"
+
+DEPENDS += "elfutils-native openssl-native util-linux-native"
+
+LINUX_VERSION_EXTENSION ??= "-mainline-tracking-${LINUX_KERNEL_TYPE}"
+
+LINUX_VERSION ?= "6.4.0"
+SRCREV_machine ?= "7f4a11e3f6805a0169c4955415b2c7aac9e90c1a"
+SRCREV_meta ?= "7a654f3f799146d1a9bfbd78ddebdc53510951e9"
+
+# Functionality flags
+KERNEL_EXTRA_FEATURES ?= "features/netfilter/netfilter.scc features/security/security.scc"
+
+UPSTREAM_CHECK_GITTAGREGEX = "^mainline-tracking-v6.4-(?P<pver>rt(\d+)-preempt-rt-(\d+)T(\d+)Z)$"