yocto-bsp: Bump the default kernel to v6.12 for x86 machines

(From meta-yocto rev: 7a65cd769151a817a771cce6ee70b5437fca60e5)

Signed-off-by: Kevin Hao <kexin.hao@windriver.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

meta-yocto-bsp/conf/machine/include/genericx86-common.inc

@@ -2,7 +2,7 @@ include conf/machine/include/x86/x86-base.inc
 require conf/machine/include/x86/qemuboot-x86.inc
 MACHINE_FEATURES += "wifi efi pcbios"
 
-PREFERRED_VERSION_linux-yocto ?= "6.6%"
+PREFERRED_VERSION_linux-yocto ?= "6.12%"
 PREFERRED_PROVIDER_virtual/kernel ?= "linux-yocto"
 PREFERRED_PROVIDER_virtual/xserver ?= "xserver-xorg"
 XSERVER ?= "${XSERVER_X86_BASE} \

meta-yocto-bsp/recipes-kernel/linux/linux-yocto_6.12.bbappend

@@ -1,7 +1,11 @@
 COMPATIBLE_MACHINE:genericarm64 = "genericarm64"
 COMPATIBLE_MACHINE:beaglebone-yocto = "beaglebone-yocto"
+COMPATIBLE_MACHINE:genericx86 = "genericx86"
+COMPATIBLE_MACHINE:genericx86-64 = "genericx86-64"
 
 KMACHINE:beaglebone-yocto ?= "beaglebone"
+KMACHINE:genericx86 ?= "common-pc"
+KMACHINE:genericx86-64 ?= "common-pc-64"
 
 # Incorporate fixes post 6.12.3
 SRCREV_meta:genericarm64 = "9ee4baec963b10d213c060622fce6d2b34166f40"