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From: christophe lombard <clombard@linux.vnet.ibm.com>
To: Andrew Donnellan <andrew.donnellan@au1.ibm.com>,
	linuxppc-dev@lists.ozlabs.org, fbarrat@linux.vnet.ibm.com,
	imunsie@au1.ibm.com
Subject: Re: [PATCH V3 0/7] cxl: Add support for Coherent Accelerator Interface Architecture 2.0
Date: Thu, 30 Mar 2017 15:26:21 +0200	[thread overview]
Message-ID: <a32d73cd-2cdd-8233-124c-f2d1291f1f0d@linux.vnet.ibm.com> (raw)
In-Reply-To: <9d6099a1-23d0-6b32-a015-fa9a2e2a42a5@au1.ibm.com>

Le 30/03/2017 à 06:44, Andrew Donnellan a écrit :
> On 29/03/17 02:14, Christophe Lombard wrote:
>> This series adds support for a cxl card which supports the Coherent
>> Accelerator Interface Architecture 2.0.
>>
>> It requires IBM Power9 system and the Power Service Layer, version 9.
>> The PSL provides the address translation and system memory cache for
>> CAIA compliant Accelerators.
>> the PSL attaches to the IBM Processor chip through the PCIe link using
>> the PSL-specific “CAPI Protocol” Transaction Layer Packets.
>> The PSL and CAPP communicate using PowerBus packets.
>> When using a PCIe link the PCIe Host Bridge (PHB) decodes the CAPI
>> Protocol Packets from the PSL and forwards them as PowerBus data
>> packets. The PSL also has an optional DMA feature which allows the AFU
>> to send native PCIe reads and writes to the Processor.
>
> Today Mikey reminded me that Documentation/powerpc/cxl.txt still 
> exists - we probably ought to update it.
>

right. good point. thanks

      reply	other threads:[~2017-03-30 13:27 UTC|newest]

Thread overview: 26+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-03-28 15:14 [PATCH V3 0/7] cxl: Add support for Coherent Accelerator Interface Architecture 2.0 Christophe Lombard
2017-03-28 15:14 ` [PATCH V3 1/7] cxl: Read vsec perst load image Christophe Lombard
2017-03-28 23:51   ` Andrew Donnellan
2017-04-03 12:23   ` Frederic Barrat
2017-03-28 15:14 ` [PATCH V3 2/7] cxl: Remove unused values in bare-metal environment Christophe Lombard
2017-03-29  0:21   ` Andrew Donnellan
2017-03-29 15:53     ` christophe lombard
2017-04-03 12:27   ` Frederic Barrat
2017-04-05  9:34     ` christophe lombard
2017-03-28 15:14 ` [PATCH V3 3/7] cxl: Keep track of mm struct associated with a context Christophe Lombard
2017-03-29  2:58   ` Andrew Donnellan
2017-04-03 12:29   ` Frederic Barrat
2017-03-28 15:14 ` [PATCH V3 4/7] cxl: Update implementation service layer Christophe Lombard
2017-03-31  7:49   ` Andrew Donnellan
2017-04-03 12:39   ` Frederic Barrat
2017-04-05 12:34     ` christophe lombard
2017-03-28 15:14 ` [PATCH V3 5/7] cxl: Rename some psl8 specific functions Christophe Lombard
2017-03-31  7:55   ` Andrew Donnellan
2017-04-03 12:42   ` Frederic Barrat
2017-03-28 15:14 ` [PATCH V3 6/7] cxl: Isolate few psl8 specific calls Christophe Lombard
2017-04-03 12:53   ` Frederic Barrat
2017-03-28 15:14 ` [PATCH V3 7/7] cxl: Add psl9 specific code Christophe Lombard
2017-04-03 13:05   ` Frederic Barrat
2017-04-07  6:53     ` christophe lombard
2017-03-30  4:44 ` [PATCH V3 0/7] cxl: Add support for Coherent Accelerator Interface Architecture 2.0 Andrew Donnellan
2017-03-30 13:26   ` christophe lombard [this message]

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