lkml.org 
[lkml]   [2007]   [Feb]   [15]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    /
    Date
    From
    SubjectRe: Linus' laptop and Num lock status
    Jean Delvare wrote:
    >
    > On x86, the BIOS led state can be read from byte 0x97 the BIOS RAM. The
    > BIOS RAM is mapped at 0x400 so all we need to do is to one byte from
    > RAM (offset 0x497). This is how Suse's hwinfo does.
    >

    Perhaps that's what Suse does, but the proper address is 0x417.

    0x497 is the rarely-used LPT2 timeout ocunter.

    -hpa



    -
    To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
    the body of a message to majordomo@vger.kernel.org
    More majordomo info at http://vger.kernel.org/majordomo-info.html
    Please read the FAQ at http://www.tux.org/lkml/

    \
     
     \ /
      Last update: 2007-02-15 15:35    [W:0.019 / U:7.044 seconds]
    ©2003-2017 Jasper Spaans. hosted at Digital OceanAdvertise on this site