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Diffstat (limited to 'roms/skiboot/doc/release-notes/skiboot-5.2.2.rst')
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diff --git a/roms/skiboot/doc/release-notes/skiboot-5.2.2.rst b/roms/skiboot/doc/release-notes/skiboot-5.2.2.rst new file mode 100644 index 000000000..0de037269 --- /dev/null +++ b/roms/skiboot/doc/release-notes/skiboot-5.2.2.rst @@ -0,0 +1,34 @@ +skiboot-5.2.2 +============= + +skiboot-5.2.2 was released on Thursday May 5th, 2016. + +skiboot-5.2.2 is the third stable release of skiboot 5.2, the new stable +release of skiboot, which will take over from the 5.1.x series which was +first released August 17th, 2015. + +Skiboot 5.2.2 replaces skiboot-5.2.1 as the current stable version, which was +released on April 27th, 2016. Over skiboot-5.2.1, skiboot 5.2.2 contains +one bug fix targeted at P8NVL systems, notably the Garrison platform. + +skiboot-5.2.2 contains all bug fixes as of skiboot-5.1.16. + +This is the second release that will follow the (now documented) Skiboot +stable rules - see :ref:`stable-rules`. + +Over skiboot-5.2.1, the following fixes are included: + +P8NVL/Garrison +^^^^^^^^^^^^^^ + +- PHB3: Fix corruption of pref window register + On P8+ Garrison platform, the root port's pref window register might + be not writable and we have to emulate the window because of hardware + defect. In order to detect that, we read the register content, write + inversed value and read the register content again. The register is + regarded as read-only if the values from the two continuous read are + same. However, the original register content isn't written back and + it causes corruption on pref window register if it's writable. + + This fixes the above issue by writing the original content back to + the register at the end. |