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Re: [Qemu-devel] [RFC v1 00/22] Integrate DMA into the memory API


From: Avi Kivity
Subject: Re: [Qemu-devel] [RFC v1 00/22] Integrate DMA into the memory API
Date: Thu, 04 Oct 2012 12:18:12 +0200
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:15.0) Gecko/20120911 Thunderbird/15.0.1

On 10/03/2012 10:26 PM, Blue Swirl wrote:
> On Wed, Oct 3, 2012 at 4:03 PM, Avi Kivity <address@hidden> wrote:
>> Most of the work on the memory API focused on memory access targets - the 
>> memory regions
>> and how they are composed into an address space.  This patchset tackles the 
>> initator
>> side of the question - how to originate accesses.
>>
>> The AddressSpace object, is exported to users and becomes the representation 
>> of an
>> initiator.  Each address space describes the paths from some point in the 
>> system
>> (a device or cpu) to the devices reachable from that initiator.
>>
>> As an example, the API is used to support PCI_COMMAND_MASTER bit.
> 
> Excellent patches with high cleanup potential.

Thanks.  The next steps are memory_region_init_iommu() and the
replacement of DMAContext with AddressSpace.


-- 
error compiling committee.c: too many arguments to function



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