Re: [MiNT] mint & mmu

[mikro <mikro@hysteria.sk>]

> Both of these things are not required and normally not done by normal 
> applications. Most time the application just go to supervisormode just to 
> readout the cookie jar or to read some OS variables.
>
and if during this phase does something dirty? or 'forget' to switch back?
memory protection is here for dirty coded applications, isn't? Btw there's
even more ellegant way to protect system ram in SV - use second (srp) mmu
register, this fix everything and we don't need to play with cathing trap
exceptions.

> The ct60 driver software mark the MMU as in use (by setting the PMMU 
> cookie). The kernel avoid then usage of the MMU. You can tryout if MP 
> works on ct60, just remove the PMMU cookie before the kernel is loaded or 
> disable the MMU cookie check in the kernel.
>
thanks for the hint, but what is the reason? new os (mint) = own resources,
linux also doesn't depend on ms-dos/windows settings (ok, i know this isn't
exacly the same situation)

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MiKRO         Atari XE/XL/Mega STE/Falcon060         http://mikro.atari.org
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