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Re: [Qemu-devel] [PATCH 17/30] memory: add address_space_translate
From: |
Jan Kiszka |
Subject: |
Re: [Qemu-devel] [PATCH 17/30] memory: add address_space_translate |
Date: |
Mon, 27 May 2013 09:23:21 +0200 |
User-agent: |
Mozilla/5.0 (X11; U; Linux i686 (x86_64); de; rv:1.8.1.12) Gecko/20080226 SUSE/2.0.0.12-1.1 Thunderbird/2.0.0.12 Mnenhy/0.7.5.666 |
On 2013-05-27 09:20, Paolo Bonzini wrote:
> Il 26/05/2013 11:02, Jan Kiszka ha scritto:
>>>>
>>>> Nice patches. Only one thing, how is .impl.unaligned different
>>>> from the existing .valid.unaligned?
>> See memory.h: valid controls is an unaligned access traps or gets
>> processed, impl manages if it is passed as-is to the device or
>> broken up and aligned first.
>
> I took the following patches:
>
> exec: Allow unaligned address_space_rw
> exec: Resolve subpages in one step except for IOTLB fills
> exec: Implement subpage_read/write via address_space_rw
>
> to limit the conflicts and because I realized that TCG should never
> encounter an IOMMU.
Err, why? Will we emulate IOMMUs for TCG differently?
> Thus I removed the is_write argument from
> address_space_translate_internal and moved the IOMMU handling to
> address_space_translate. I'll push to my iommu branch after some more
> testing. If you reorganize the old_portio handling along the lines I
> suggested in my previous email you should have no conflicts when rebasing.
old_portio should rather be eliminated on the long run. But that's a
future story.
Jan
--
Siemens AG, Corporate Technology, CT RTC ITP SDP-DE
Corporate Competence Center Embedded Linux
- Re: [Qemu-devel] [PATCH 17/30] memory: add address_space_translate, (continued)
- Re: [Qemu-devel] [PATCH 17/30] memory: add address_space_translate, Peter Maydell, 2013/05/23
- Re: [Qemu-devel] [PATCH 17/30] memory: add address_space_translate, Jan Kiszka, 2013/05/25
- Re: [Qemu-devel] [PATCH 17/30] memory: add address_space_translate, Paolo Bonzini, 2013/05/25
- Re: [Qemu-devel] [PATCH 17/30] memory: add address_space_translate, Jan Kiszka, 2013/05/25
- Re: [Qemu-devel] [PATCH 17/30] memory: add address_space_translate, Paolo Bonzini, 2013/05/25
- Re: [Qemu-devel] [PATCH 17/30] memory: add address_space_translate, Jan Kiszka, 2013/05/25
- Re: [Qemu-devel] [PATCH 17/30] memory: add address_space_translate, Paolo Bonzini, 2013/05/26
- Re: [Qemu-devel] [PATCH 17/30] memory: add address_space_translate, Jan Kiszka, 2013/05/26
- Re: [Qemu-devel] [PATCH 17/30] memory: add address_space_translate, Paolo Bonzini, 2013/05/27
- Re: [Qemu-devel] [PATCH 17/30] memory: add address_space_translate,
Jan Kiszka <=
- Re: [Qemu-devel] [PATCH 17/30] memory: add address_space_translate, Paolo Bonzini, 2013/05/27
- Re: [Qemu-devel] [PATCH 17/30] memory: add address_space_translate, Jan Kiszka, 2013/05/27
- Re: [Qemu-devel] [PATCH 17/30] memory: add address_space_translate, Peter Maydell, 2013/05/27
- Re: [Qemu-devel] [PATCH 17/30] memory: add address_space_translate, Paolo Bonzini, 2013/05/27
- Re: [Qemu-devel] [PATCH 17/30] memory: add address_space_translate, Peter Maydell, 2013/05/27
- Re: [Qemu-devel] [PATCH 17/30] memory: add address_space_translate, Paolo Bonzini, 2013/05/26
- Re: [Qemu-devel] [PATCH 17/30] memory: add address_space_translate, Jan Kiszka, 2013/05/26
- Re: [Qemu-devel] [PATCH 17/30] memory: add address_space_translate, Paolo Bonzini, 2013/05/26
[Qemu-devel] [PATCH 19/30] memory: Introduce address_space_lookup_region, Paolo Bonzini, 2013/05/21