Point to new version of xtensa toolchain

Old toolchain tends to generate 'invalid jump target' linker error messages.

Signed-off-by: Guenter Roeck <linux@roeck-us.net>
README: Add more toolchain build information

New toolchain version builds.
Add more details to buildroot build descriptions.

Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Updated arm image build list

Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Add 3.16 to stable-queue-update.sh

Signed-off-by: Guenter Roeck <linux@roeck-us.net>
README: Add unicore32 toolchain information

Signed-off-by: Guenter Roeck <linux@roeck-us.net>
master: Add various builds

Track 'next' and upstream 'master'.
Track 'restart-staging' branch.
Add 3.16 stable queue.
Reduce stable queue poll intervals.
Increate tree stable timer for most -stable queues (all but 3.2)
to two hours.

Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Scripts to pull/push master and next repositories

Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Ignore more files and directories

Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Add SMP support to PPC and MIPS qemu tests

Run tests in both uniprocessor and SMP configurations.

Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Add SMP qemu test run for mips64

Signed-off-by: Guenter Roeck <linux@roeck-us.net>
qemu/sparc64: Add build / run test with SMP disabled

Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Add arm64 qemu target

Signed-off-by: Guenter Roeck <linux@roeck-us.net>
qemu/x86_64: Also build and test non-SMP target

Signed-off-by: Guenter Roeck <linux@roeck-us.net>
rootfs/x86: Add support for non-SMP tests

Signed-off-by: Guenter Roeck <linux@roeck-us.net>
rootfs: x86: Select SandyBridge CPU

SandyBridge seems less likely to crash on poweroff.

Signed-off-by: Guenter Roeck <linux@roeck-us.net>
rootfs/arm: Add vexpress (smp) build test

Signed-off-by: Guenter Roeck <linux@roeck-us.net>
rootfs/sparc: Add smp test

Signed-off-by: Guenter Roeck <linux@roeck-us.net>
distribute.sh: Remove obsolete files from targets

Signed-off-by: Guenter Roeck <linux@roeck-us.net>
distribute.sh: Improve detection if system is running

Use ping with timeout 1s to detect if system is running.
If not don't try to update it.

Signed-off-by: Guenter Roeck <linux@roeck-us.net>
hwmon-build: Improved build tests

Use KCONFIG_ALLCONFIG for improved coverage and faster builds.

Signed-off-by: Guenter Roeck <linux@roeck-us.net>