Linaro 13.01 Release with Linux Kernel 3.8 and Android 4.2.1

• Android
  • Platform Work
    • The first step of the android-build front-end update for new build program has been landed.
    • Origen and Versatile Express manifests have been consolidated into a single manifest.
    • linaro-android-tools were developed to improve development time for kernel developers. See Kernel Update Tools for details.
    • The android-build scripts have been cleaned up and should work from Ubuntu 10.04 and work for restricted builds as well.
    • busybox was upgraded to 1.21
  • Enablement
    • Audio Playback for panda is fixed.
    • External sdcard issue on pandaboard and origen quad was fixed.
  • LAVA/Testing
    • Third party benchmark suite is updated to use the uiautomator testing framework.
• Developer Platform
  • CI bring up: Arndale
    • Add binary pre-bootloader package for Arndale (BL1)
    • Include Arndale support into Linaro U-Boot
    • Update u-boot-linaro source package to build a binary package for Arndale
    • Update edk2-uefi source package to build a binary package for Arndale
    • Pulls Arndale support into Linux Linaro
    • Add linaro-image-tools support for Arndale
    • Add package-and-publish linux linaro CI job for Arndale
    • Add hwpack configurations for Arndale
    • Setup CI job for Arndale hwpack daily builds
    • Create a pre-built image for Arndale
  • Enable 64-bit HipHop VM development in OpenEmbedded
    • Build dwarfutils, libmcrypt, libmemcached, memcached, onig, google-glog and libevent 1.4.14b with Facebook patch
    • Mark libdwarf and libunwind and google-perftools as optional (JIT requirement)
    • Create meta-toolchain-hhvm
  • Porting userspace applications for ARMv8: fuse ,libaio, xserver-xorg, cmake, nspr …
  • Merge ARMv8 support into OpenEmbedded
    • Merged slang, libffi, libart-lgpl, ghostscript, cmake, linux-libc-headers, libav, oprofile, python-numpy, xserver-xorg, gmp, attr, libaio, fuse and nspr changes into OE (and upstream if applicable)
  • Create Toolchain validation setup
    • Add options to jenkins-setup scripts to pass architecture and GCC version
    • Add ARMv7a gcc-4.7 and gcc-4.6 LAMP builds to ci.linaro.org
    • Update CI jobs publishing to snapshots.linaro.org
    • Merge changes in toolchain-layer
  • Linux Linaro 3.8-rc4 2013.01 released
    • Based off linux-linaro-core-tracking tree, llct-20130123.0 tag
      • Based off v3.8-rc4
      • Updated linaro-android-3.8 topic by John Stultz
      • Gator version 5.13
      • big.LITTLE MP version master-v14
      • eMMC patches from Kernel WG
    • Updated Versatile Express patches from ARM LT
    • Updated patches from Samsung LT: Arndale support added
    • Ethernet fixes for Snowball: ethernet works OK now
    • A patch to enable perf in Android by Bernhard Rosenkraenzer
    • Ashmem patch by Serban Constantinescu
    • VExpress64 support (both RTSM and Foundation models)
  • Linaro U-Boot 2013.01.1 released
    • LP #1103004 [Arndale] u-boot-linaro lacks pxeboot support
  • OpenEmbedded ARMv8 build has been updated
    • Toolchain updated to Linaro GCC 4.7 2013.01
    • Kernel updated to Linux Linaro 3.8-rc4
    • Various bug fixes
• Graphics
  • Piglit (OpenGL driver testing framework) is now able to run 1047 tests on ARM linux.
• Infrastructure
  • Android Engineering builds
  • cbuild can now use LAVA for the native ARM builders
  • linaro-image-tools adds support for board configuration files for Android: read details on http://www.milo.name/2013/01/29/linaro-image-tools-android-hwpack/ and https://wiki.linaro.org/AndroidHardwarePacksV3
• Kernel
  • Android upstreaming
    • Mempressure cgroup got an lwn article: https://lwn.net/Articles/531077
    • keyreset work got an initial patch queued with the input driver for 3.9
    • alarm-dev compat_ioctl support for 32-app on 64bit-kernel is queued for 3.9
    • First pass implementation of extended ashmem unit test completed
    • ashmem compat_ioctl support reworked to include feedback from lkml
  • ux500
    • conversion to common clock got several patchsets merged upstream by Torvalds
    • now uses sparse IRQs and accepted in ARM SoC
  • EHCI refactoring separated mxc, spear, orion and tegra host controller driver from ehci-hcd into its own driver modules
  • Research impact on kernel size for multi-platform configs
    • Gather kernel image and runtime size data for i.MX platform with multiplatform config support
  • AB8500 GPIO shape-up
  • Android upstreaming: Ashmem
    • Review Minchan’s v5 vma based approach
  • Android keyreset driver upstreaming
  • Android upstreaming: Lowmem
    • Anton sent out non RFC version of mempressure cgroup patchset, got ack from Kirill A. Shutemov
    • Anton’s work was written up in an lwn article https://lwn.net/Articles/531077/
  • Depopulate the ux500 and plat-nomadik <mach/*> and <plat/*>
  • Refactor USB Host Drivers
    • Write Orine host controller driver to separate from ehci-hcd host code into its own driver module
  • Android alarm-dev compat_ioctl support
  • Refactor EHCI controller code
    • Separate the mxc,spear,orion and tegra host controller driver from ehci-hcd into its own driver modules
  • Improve eMMC Power Management Support
    • Prepare patches for fixup I/O voltage switch in protocol layer
    • Prepare patches for adapt sdhci host driver to new sequence for how I/O voltage switch is done
  • Support for EMMC 4.5 and UFS
    • Submit /integrate patches for fixing Power Off Notify issues
• Power Management
  • Integration tree to bring together big.LITTLE MP related work (V14 branch)
  • DVFS for the Common Clock Framework
    • improve re-parenting in clk_set_rate
    • create new clk-next branch based on 3.8-rcN
    • brainstorm alternative locking mechanism
  • Thermal framework enhancements for non-ACPI platforms
    • Get feedback from thermal tests PM-QA for all platforms and enable by default in LAVA
  • sched: modify timer and workqueue framework to allow migration
    • Get patches reviewed and accepted in mainline
    • Analyse users of workqueue subsystem to check which drivers would break by migrating work to other cpus, total of 1200 drivers found
    • Implement queue_work_on_any_cpu() type interfaces
  • Upstream stericsson u8500 suspend driver
    • Get clear the kernel requirements/constrains about suspend codes
    • Check the issue of rtc alarm doesn’t work
  • cpuidle: testsuite in PM-QA
    • Understand the existing tests
  • Upstream stericsson ab8500 thermal driver using new thermal framework
    • Keep reviewing and tracking patches for new thermal framework
    • Send out patches for upstreaming
  • Linaro PM QA 0.4.0 released
• Toolchain
  • Linaro GCC 4.7 2013.01 released, based off GCC 4.7.2+svn194772
    • Includes arm/aarch64-4.7-branch up to svn revision 194808
    • Support for the rev16 and revsh instructions
    • A15 Neon pipeline backported from trunk
    • FMA intrinsic backported from trunk
    • Better extending core to NEON transfers
    • Fused multiply-add support
  • Linaro GCC 4.6 2013.01 released, based off GCC 4.6.3+svn194771
  • AArch64 Boehm GC port upstreamed
  • Multimedia filters in WebP submitted for upstream approval.
  • Linaro Toolchain Binaries 2013.01 released, updated to latest Linaro GCC 4.7 2013.01
• LAVA
  • Filters now support a “compare” feature that allows comparing the results of two different jobs.
  • Filters results can now be downloaded as JSON data so people can generate their own custom reports.
  • Galaxy Nexus support added
  • pre-built CI images converted to use lava-test-shell
• LEG
  • Linaro UEFI 2013.01 released. Highlights include fixes for native building of UEFI on ARM platforms and improvements to flashing images on Arndale boards.
    • imgburn.sh: add parameters and defaults
    • panda: Enable native building for Pandaboard
    • LP #1091447 UEFI: A9 crashes on boot with ATAGS
  • Linaro GRUB 2013.01 released.
    • Merge in latest upstream changes, including nested function removal.
    • Add cache line size probing for clean/invalidate operations
    • Fix a bug in D-cache clean operation.
    • Made code, especially Linux loader, more generic.

Visit https://wiki.linaro.org/Cycles/1301/Release for a list of known issues and further release details about the LEB, Android, Kernel, Graphics, Landing Team,  Platform, Power management and Toolchain (GCC / Qemu) components.