Messages in this thread | | | Date | Sun, 11 May 2003 11:23:48 -0700 (PDT) | From | Davide Libenzi <> | Subject | Re: [PATCH] Use correct x86 reboot vector |
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On Sun, 11 May 2003, Eric W. Biederman wrote:
> The remapping is quite common but it usually happens that after bootup: > 0xf0000-0xfffff is shadowed RAM. While 0xffff0000-0xffffffff still points > to the rom chip. > > Now if someone could tell me how to do a jump to 0xffff0000:0xfff0 in real > mode I would find that very interesting.
Have you ever heard about unreal mode ? But I do not think that a reset has to start over there. I do not think that exist hw/sw that expect that reset address to be 0xfffffff0 instead of 0x000ffff0, since they map the same content.
- Davide
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