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Diffstat (limited to 'docs/about/removed-features.rst')
| -rw-r--r-- | docs/about/removed-features.rst | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/docs/about/removed-features.rst b/docs/about/removed-features.rst index c76b91a88d..912e0a1fcf 100644 --- a/docs/about/removed-features.rst +++ b/docs/about/removed-features.rst @@ -532,6 +532,29 @@ security model option, or switch to ``virtiofs``. The virtiofs daemon ``virtiofsd`` uses vhost to eliminate the high latency costs of the 9p ``proxy`` backend. +``-portrait`` and ``-rotate`` (since 9.2) +''''''''''''''''''''''''''''''''''''''''' + +The ``-portrait`` and ``-rotate`` options were documented as only +working with the PXA LCD device, and all the machine types using +that display device were removed in 9.2, so these options also +have been dropped. + +These options were intended to simulate a mobile device being +rotated by the user, and had three effects: + +* the display output was rotated by 90, 180 or 270 degrees +* the mouse/trackpad input was rotated the opposite way +* the machine model would signal to the guest about its + orientation + +Of these three things, the input-rotation was coded without being +restricted to boards which supported the full set of device-rotation +handling, so in theory the options were usable on other machine models +to produce an odd effect (rotating input but not display output). But +this was never intended or documented behaviour, so we have dropped +the options along with the machine models they were intended for. + User-mode emulator command line arguments ----------------------------------------- |