[OpenBIOS] devbios problems
Ronald G. Minnich
rminnich at lanl.gov
Fri Dec 20 08:02:25 CET 2002
On Fri, 20 Dec 2002, Peter Kögel wrote:
> In sis_activate it seems that address 0x51 of the virtual kernel address
> space is accessed.
no, this is an i/o address.
I'm a bit lost; are you running this code as a user or in the kernel or
if as user, you have to be root, and there ought to be an iopl() call
somewhere in the code, else you will get SEGV.
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