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Re: [Qemu-devel] [PATCH 00/28] Memory API for 1.6: fix I/O port endianne

From: Paolo Bonzini
Subject: Re: [Qemu-devel] [PATCH 00/28] Memory API for 1.6: fix I/O port endianness mess
Date: Mon, 22 Jul 2013 16:36:18 +0200
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:17.0) Gecko/20130625 Thunderbird/17.0.7

Il 22/07/2013 16:32, Peter Maydell ha scritto:
> On 22 July 2013 14:54, Paolo Bonzini <address@hidden> wrote:
>> This series drops isa_mmio and replace it with an alias of the
>> root I/O memory region.  After applying back the LITTLE_ENDIAN
>> mark for PortioLists, everything works as expected: the port memory
>> regions appear directly in the FlatView with the right endianness,
>> and MMIO is dispatched straight to them.
> In the long term it would be good to identify which boards
> were using isa_mmio purely for the benefit of old_portio
> (which I think is basically "boards where the CPU has no
> concept of port I/O instructions").

All of them.  Only i386/x86_64 has I/O space, as far as I know.


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