In message <[EMAIL PROTECTED]>, Adrian Steinmann writes:
>Soren
>
>We seem to have localized the loader reboot hang back to the first
>far jump happening in btx.s:
>
><[EMAIL PROTECTED]> observed:
>   > warm boot (writes 0x1234 to 0x472) and then jumps to the BIOS reboot
>   > handler:
>   > -         ljmp $0xffff,$0x0               # reboot the machine
>   >
>   > however in various literature it is mentioned that $0xf000,$0xfff0
>   > is bound to work better on most platforms, so I tried
>   > +         ljmp $0xf000,$0xfff0            # reboot the machine
>   >
>   > which indeed works! (OpenBSD, for example, uses ljmp $0xf000,$0xfff0).

committed to FreeBSD -current.

-- 
Poul-Henning Kamp       | UNIX since Zilog Zeus 3.20
[EMAIL PROTECTED]         | TCP/IP since RFC 956
FreeBSD committer       | BSD since 4.3-tahoe    
Never attribute to malice what can adequately be explained by incompetence.
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