Re: [B2-devel] About {VIA, SCC} patches

[<gb...@di...>]

Hi,

> The UniversalInfo contains as its first element (decoderInfoPtr) a pointe=
r
> to a list of hardware base addresses. The AddrMapFlags (which also comes =
from
> the UniversalInfo) contains one bit for each of these addresses, signifyi=
ng
> its validity.

That was too easy for you to find it out. ;-) Did I miss an Inside Mac ?
Subsidiary question: why did the problem show up only when B2 was run as
root ?

> So you can replace hardware addresses by patching the DecoderInfo of the
> UniversalInfo used in the ROM (for example at the beginning of
> rom_patches.cpp/ patch_rom_32()).

Done.

> For a production version of B2 it seems better to silenty ignore illegal
> accesses (and have a "debug" option to turn on strict checking).

I set up a global variable for that (PatchHWBases) because you may want
to add a command-line switch to disable the patch ?

Bye,
Gwenol=E9.