Re: port-amd64/32816: amd64 can not load lkms

[Andrew Doran <ad%netbsd.org@localhost>]

On Sun, Apr 19, 2009 at 02:20:03AM +0000, matthew green wrote:

> From: matthew green <mrg%eterna.com.au@localhost>
> To: gnats-bugs%netbsd.org@localhost
> Cc: netbsd-bugs%netbsd.org@localhost
> Subject: Re: port-amd64/32816: amd64 can not load lkms
> Date: Sun, 19 Apr 2009 12:18:17 +1000
> 
>  FYI:
>  
>  i tested andrew's fix for this on netbsd-5 and have submitted pullups.

IIRC amd64 was loading lkms into the ISA I/O hole and so corrupting shadowed
ROM images, video memory, etc.
  
>  there's another problem with /dev/ksyms not working properly for modload
>  (really ld(1)) that is workaroundable with -A /netbsd.

I have a patch to disable /dev/ksyms usage in modload. It doesn't really
matter for the LKMs that we ship.