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    SubjectRe: [PATCH v2] cirrus-logic-framebuffer-i2c-support.patch
    "Antonino A. Daplas" <> writes:

    > This is no-man's land. Basically X grabs the VT with KD_GRAPHICS mode
    > set. When in KD_GRAPHICS mode, the framebuffer console will not
    > send any commands to the drivers. The problem is trying to do
    > framebuffer operation while in X, we don't have any guards on that.
    > Just try fbset mymode while in X.

    You mean it will not bomb? Good, but still there is I2C question
    - can I2C accesses to the graphics chip corrupt X11 and vice versa?
    I can't see anything preventing that, and while we can disable
    graphic operations while Xserver is running, we can't disable I2C

    Probably X11 should be disallowed to use I2C directly? I should
    probably Cc: this to XOrg as well...
    Krzysztof Halasa
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      Last update: 2006-07-10 22:37    [from the cache]
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