reset upstream subtrees to yocto 2.6

Reset the following subtrees on thud HEAD:

  poky: 87e3a9739d
  meta-openembedded: 6094ae18c8
  meta-security: 31dc4e7532
  meta-raspberrypi: a48743dc36
  meta-xilinx: c42016e2e6

Also re-apply backports that didn't make it into thud:
  poky:
    17726d0 systemd-systemctl-native: handle Install wildcards

  meta-openembedded:
    4321a5d libtinyxml2: update to 7.0.1
    042f0a3 libcereal: Add native and nativesdk classes
    e23284f libcereal: Allow empty package
    030e8d4 rsyslog: curl-less build with fmhttp PACKAGECONFIG
    179a1b9 gtest: update to 1.8.1

Squashed OpenBMC subtree compatibility updates:
  meta-aspeed:
    Brad Bishop (1):
          aspeed: add yocto 2.6 compatibility

  meta-ibm:
    Brad Bishop (1):
          ibm: prepare for yocto 2.6

  meta-ingrasys:
    Brad Bishop (1):
          ingrasys: set layer compatibility to yocto 2.6

  meta-openpower:
    Brad Bishop (1):
          openpower: set layer compatibility to yocto 2.6

  meta-phosphor:
    Brad Bishop (3):
          phosphor: set layer compatibility to thud
          phosphor: libgpg-error: drop patches
          phosphor: react to fitimage artifact rename

    Ed Tanous (4):
          Dropbear: upgrade options for latest upgrade
          yocto2.6: update openssl options
          busybox: remove upstream watchdog patch
          systemd: Rebase CONFIG_CGROUP_BPF patch

Change-Id: I7b1fe71cca880d0372a82d94b5fd785323e3a9e7
Signed-off-by: Brad Bishop <bradleyb@fuzziesquirrel.com>
diff --git a/poky/meta/conf/machine/include/arm/arch-armv7a.inc b/poky/meta/conf/machine/include/arm/arch-armv7a.inc
index bad1c27..a2663d8 100644
--- a/poky/meta/conf/machine/include/arm/arch-armv7a.inc
+++ b/poky/meta/conf/machine/include/arm/arch-armv7a.inc
@@ -1,4 +1,5 @@
 DEFAULTTUNE ?= "armv7athf"
+ARM_INSTRUCTION_SET ?= "thumb"
 
 TUNEVALID[armv7a] = "Enable instructions for ARMv7-a"
 TUNECONFLICTS[armv7a] = "armv4 armv5 armv6 armv7"
diff --git a/poky/meta/conf/machine/include/m68k/arch-m68k.inc b/poky/meta/conf/machine/include/m68k/arch-m68k.inc
new file mode 100644
index 0000000..3ff8a3a
--- /dev/null
+++ b/poky/meta/conf/machine/include/m68k/arch-m68k.inc
@@ -0,0 +1,8 @@
+# m68k Architecture definitions
+
+DEFAULTTUNE ?= "m68k"
+
+# Architecture name
+TUNE_ARCH = "m68k"
+
+TUNE_PKGARCH = "${TUNE_PKGARCH_tune-${DEFAULTTUNE}}"
diff --git a/poky/meta/conf/machine/include/mips/tune-mips-74k.inc b/poky/meta/conf/machine/include/mips/tune-mips-74k.inc
new file mode 100644
index 0000000..94afee3
--- /dev/null
+++ b/poky/meta/conf/machine/include/mips/tune-mips-74k.inc
@@ -0,0 +1,37 @@
+DEFAULTTUNE ?= "mips32r2-74kc"
+
+MIPSPKGSFX_MIPS16E ??= ""
+
+require conf/machine/include/tune-mips32r2.inc
+require conf/machine/include/mips/feature-mips-mips16e.inc
+
+
+TUNEVALID[74kc] = "Enable MIPS 74K with DSPr2 processor optimizations"
+TUNE_CCARGS .= "${@bb.utils.contains("TUNE_FEATURES", "74kc", " -mtune=74kc", "", d)}"
+
+AVAILTUNES += "mips32r2-74kc mips32r2-74kc-m16"
+AVAILTUNES += "mips32r2el-74kc mips32r2el-74kc-m16"
+
+# big endian: kc+dsp2=kc, kc+dsp2+mips16e=kc-m16
+TUNE_FEATURES_tune-mips32r2-74kc = "${TUNE_FEATURES_tune-mips32r2-nf} 74kc"
+TUNE_FEATURES_tune-mips32r2-74kc-m16 = "${TUNE_FEATURES_tune-mips32r2-74kc} mips16e"
+
+MIPSPKGSFX_VARIANT_tune-mips32r2-74kc = "mips32r2-74kc"
+PACKAGE_EXTRA_ARCHS_tune-mips32r2-74kc = "${PACKAGE_EXTRA_ARCHS_tune-mips32r2-nf} mips32r2-74kc-nf"
+QEMU_EXTRAOPTIONS_mips32r2-74kc-nf = " -cpu 24Kc"
+
+MIPSPKGSFX_VARIANT_tune-mips32r2-74kc-m16 = "mips32r2-74kc${MIPSPKGSFX_MIPS16E}"
+PACKAGE_EXTRA_ARCHS_tune-mips32r2-74kc-m16 = "${PACKAGE_EXTRA_ARCHS_tune-mips32r2-74kc} mips32r2-74kc-m16-nf"
+QEMU_EXTRAOPTIONS_mips32r2-74kc-m16-nf = " -cpu 24KEc"
+
+# little endian: kc+dsp2=kc, kc+dsp2+mips16e=kc-m16
+TUNE_FEATURES_tune-mips32r2el-74kc = "${TUNE_FEATURES_tune-mips32r2el-nf} 74kc"
+TUNE_FEATURES_tune-mips32r2el-74kc-m16 = "${TUNE_FEATURES_tune-mips32r2el-74kc} mips16e"
+
+MIPSPKGSFX_VARIANT_tune-mips32r2el-74kc = "mips32r2el-74kc"
+PACKAGE_EXTRA_ARCHS_tune-mips32r2el-74kc = "${PACKAGE_EXTRA_ARCHS_tune-mips32r2el-nf} mips32r2el-74kc-nf"
+QEMU_EXTRAOPTIONS_mips32r2el-74kc-nf = " -cpu 24Kc"
+
+MIPSPKGSFX_VARIANT_tune-mips32r2el-74kc-m16 = "mips32r2el-74kc${MIPSPKGSFX_MIPS16E}"
+PACKAGE_EXTRA_ARCHS_tune-mips32r2el-74kc-m16 = "${PACKAGE_EXTRA_ARCHS_tune-mips32r2el-74kc} mips32r2el-74kc-m16-nf"
+QEMU_EXTRAOPTIONS_mips32r2el-74kc-m16-nf = " -cpu 24KEc"
diff --git a/poky/meta/conf/machine/include/qemu.inc b/poky/meta/conf/machine/include/qemu.inc
index aa332fe..5050e41 100644
--- a/poky/meta/conf/machine/include/qemu.inc
+++ b/poky/meta/conf/machine/include/qemu.inc
@@ -19,7 +19,7 @@
 RDEPENDS_${KERNEL_PACKAGE_NAME}-base = ""
 
 # Use a common kernel recipe for all QEMU machines
-PREFERRED_PROVIDER_virtual/kernel ?= "linux-yocto"
+PREFERRED_PROVIDER_virtual/kernel ??= "linux-yocto"
 
 EXTRA_IMAGEDEPENDS += "qemu-native qemu-helper-native"
 
diff --git a/poky/meta/conf/machine/include/tune-core2.inc b/poky/meta/conf/machine/include/tune-core2.inc
index c686bb4..ddde719 100644
--- a/poky/meta/conf/machine/include/tune-core2.inc
+++ b/poky/meta/conf/machine/include/tune-core2.inc
@@ -21,7 +21,7 @@
 BASE_LIB_tune-core2-32 = "lib"
 TUNE_PKGARCH_tune-core2-32 = "core2-32"
 PACKAGE_EXTRA_ARCHS_tune-core2-32 = "${PACKAGE_EXTRA_ARCHS_tune-i686} core2-32"
-QEMU_EXTRAOPTIONS_core2-32 = " -cpu core2duo"
+QEMU_EXTRAOPTIONS_core2-32 = " -cpu n270"
 
 AVAILTUNES += "core2-64"
 TUNE_FEATURES_tune-core2-64 = "${TUNE_FEATURES_tune-x86-64} core2"
diff --git a/poky/meta/conf/machine/include/tune-corei7.inc b/poky/meta/conf/machine/include/tune-corei7.inc
index 6edfb68..d06af47 100644
--- a/poky/meta/conf/machine/include/tune-corei7.inc
+++ b/poky/meta/conf/machine/include/tune-corei7.inc
@@ -1,20 +1,19 @@
-# Settings for the GCC(1) cpu-type "corei7":
+# Settings for the GCC(1) cpu-type "nehalem":
 #
-#     Intel Core i7 CPU with 64-bit extensions, MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1
-#     and SSE4.2 instruction set support.
+#     Intel Nehalem CPU with 64-bit extensions, MMX, SSE, SSE2, SSE3, SSSE3, SSE4.1,
+#     SSE4.2 and POPCNT instruction set support.
 #
 # This tune is recommended for Intel Nehalem and Silvermont (e.g. Bay Trail) CPUs
 # (and beyond).
 #
 DEFAULTTUNE ?= "corei7-64"
 
-# Pull in the previous tune in to pull in PACKAGE_EXTRA_ARCHS
+# Include the previous tune to pull in PACKAGE_EXTRA_ARCHS
 require conf/machine/include/tune-core2.inc
 
-
 # Extra tune features
 TUNEVALID[corei7] = "Enable corei7 specific processor optimizations"
-TUNE_CCARGS .= "${@bb.utils.contains('TUNE_FEATURES', 'corei7', ' -march=corei7 -mtune=corei7 -mfpmath=sse -msse4.2', '', d)}"
+TUNE_CCARGS .= "${@bb.utils.contains('TUNE_FEATURES', 'corei7', ' -march=nehalem -mtune=generic -mfpmath=sse -msse4.2', '', d)}"
 
 # Extra tune selections
 AVAILTUNES += "corei7-32"
diff --git a/poky/meta/conf/machine/include/tune-mcf5441x.inc b/poky/meta/conf/machine/include/tune-mcf5441x.inc
new file mode 100644
index 0000000..11a41a7
--- /dev/null
+++ b/poky/meta/conf/machine/include/tune-mcf5441x.inc
@@ -0,0 +1,13 @@
+DEFAULTTUNE ?= "mcf5441x"
+
+require conf/machine/include/m68k/arch-m68k.inc
+
+TUNEVALID[mcf5441x] = "Enable coldfire specific processor optimizations"
+TUNE_CCARGS .= "${@bb.utils.contains('TUNE_FEATURES', 'mcf5441x', ' -mcpu=54418', '', d)}"
+
+AVAILTUNES += "mcf5441x"
+TUNE_FEATURES_tune-mcf5441x = "mcf5441x"
+TUNE_ARCH_tune-mcf5441x = "mcf5441x"
+TUNE_PKGARCH_tune-mcf5441x = "mcf5441x"
+PACKAGE_EXTRA_ARCHS_tune-mcf5441x = "m68k mcf5441x"
+
diff --git a/poky/meta/conf/machine/include/x86-base.inc b/poky/meta/conf/machine/include/x86-base.inc
index f8aacea..c292792 100644
--- a/poky/meta/conf/machine/include/x86-base.inc
+++ b/poky/meta/conf/machine/include/x86-base.inc
@@ -8,20 +8,17 @@
 MACHINE_FEATURES += "screen keyboard pci usbhost ext2 ext3 x86 \
                      acpi serial usbgadget alsa"
 
-MACHINE_EXTRA_RRECOMMENDS += "kernel-modules"
-
-IMAGE_FSTYPES ?= "live"
-NOISO ?= "1"
+IMAGE_FSTYPES ?= "hddimg"
 
 KERNEL_IMAGETYPE ?= "bzImage"
 
-SERIAL_CONSOLE ?= "115200 ttyS0"
+SERIAL_CONSOLES ?= "115200;ttyS0"
 
 #
 # kernel-related variables
 #
 PREFERRED_PROVIDER_virtual/kernel ??= "linux-yocto"
-PREFERRED_VERSION_linux-yocto ??= "4.15%"
+PREFERRED_VERSION_linux-yocto ??= "4.18%"
 
 #
 # XSERVER subcomponents, used to build the XSERVER variable