From: Richard Henderson <rth@twiddle.net>
To: Jan Kiszka <jan.kiszka@siemens.com>
Cc: Blue Swirl <blauwirbel@gmail.com>, Avi Kivity <avi@redhat.com>,
qemu-devel <qemu-devel@nongnu.org>
Subject: Re: [Qemu-devel] [PATCH] memory: simple memory tree printer
Date: Wed, 14 Sep 2011 11:26:17 -0700 [thread overview]
Message-ID: <4E70F1C9.7000407@twiddle.net> (raw)
In-Reply-To: <4E70EB39.4010101@siemens.com>
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~
next prev parent reply other threads:[~2011-09-14 18:26 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-09-11 20:31 [Qemu-devel] [PATCH] memory: simple memory tree printer Blue Swirl
2011-09-12 6:43 ` Richard Henderson
2011-09-12 9:01 ` Jan Kiszka
2011-09-12 9:11 ` Avi Kivity
2011-09-12 9:19 ` Jan Kiszka
2011-09-14 15:10 ` Richard Henderson
2011-09-14 15:23 ` Avi Kivity
2011-09-14 15:27 ` Richard Henderson
2011-09-14 15:29 ` Avi Kivity
2011-09-14 15:36 ` Richard Henderson
2011-09-14 15:46 ` Avi Kivity
2011-09-14 17:58 ` Jan Kiszka
2011-09-14 18:10 ` Jan Kiszka
2011-09-14 19:24 ` Avi Kivity
2011-09-15 9:30 ` Jan Kiszka
2011-09-15 9:53 ` Avi Kivity
2011-09-15 10:18 ` Jan Kiszka
2011-09-15 11:21 ` Avi Kivity
2011-09-14 18:26 ` Richard Henderson [this message]
2011-09-12 7:00 ` Peter Maydell
2011-09-12 8:46 ` Avi Kivity
2011-09-12 8:53 ` Jan Kiszka
2011-09-12 9:12 ` Avi Kivity
2011-09-12 10:37 ` Gerd Hoffmann
2011-09-12 10:53 ` Avi Kivity
2011-09-12 20:07 ` Blue Swirl
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