Re: [Qemu-devel] [PATCH] memory: simple memory tree printer

[Richard Henderson]

On 09/14/2011 10:58 AM, Jan Kiszka wrote:
>> It would also be used when we split an ISA portio region, as 
>> with the FDC device.  There, we have 7 ports in 2 chunks.  The
>> offset would still be needed to convert the relative offset of
>> the second chuck to be relative to the "real" un-split region.
> 
> That sounds a lot like it only affects the flattened representation, and
> there an offset does make sense. But we are discussing the original
> memory regions here that should not require it (provided the above
> cleanup is applicable).

These *are* the original memory regions, not something flattened.
The legacy isa port numbers for FDC and IDE are, sadly, interleaved.

>> Feel free to convert all of these devices to a more "native" use
>> of the memory api, but I warn you it won't be trivial.
> 
> Do you mean VGA and GUS or FDC?

VGA and GUS are non-trivial.  FDC would be fairly easy.


r~