Messages in this thread |  | | Date | Tue, 11 Feb 1997 15:47:38 +0200 (EET) | From | Tuukka Toivonen <> | Subject | Re: Linux and virili (was BOUNCED something, something |
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>What would be the risks in making the registers writable by anyone who has >the rights to open the VGA device? The only two I can think of are 1) that >someone might be able to peek at the contents of the console screen and 2) >that someone could write a hostile program to block others from using the >console.
There is also risk 3) The display could be damaged physically. Yes, some (bigger) displays can be even damaged by setting bad values in VGA control signal frequency registers.
| Tuukka Toivonen <tuukkat@stekt.oulu.fi> | Homepage: http://stekt.oulu.fi/~tuukkat/ | Try also finger -l tuukkat@stekt.oulu.fi | Studying information engineering at the University of Oulu +-----------------------------------------------------------
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