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Mon, 22 May 2023 07:43:01 +0000 (UTC) Received: from blackfin.pond.sub.org (unknown [10.39.192.91]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 212512166B26; Mon, 22 May 2023 07:43:01 +0000 (UTC) Received: by blackfin.pond.sub.org (Postfix, from userid 1000) id 15E3121E692E; Mon, 22 May 2023 09:43:00 +0200 (CEST) From: Markus Armbruster To: Jonathan Cameron Cc: , Michael Tsirkin , Fan Ni , , , Ira Weiny , Alison Schofield , Michael Roth , Philippe =?utf-8?Q?Mathieu-Daud=C3=A9?= , Dave Jiang , Daniel P . =?utf-8?Q?Berrang=C3=A9?= , Eric Blake , Mike Maslenkin , =?utf-8?Q?Marc-Andr=C3=A9?= Lureau , Thomas Huth Subject: Re: [PATCH v5 6/7] hw/cxl/events: Add injection of DRAM events References: <20230423165140.16833-1-Jonathan.Cameron@huawei.com> <20230423165140.16833-7-Jonathan.Cameron@huawei.com> Date: Mon, 22 May 2023 09:43:00 +0200 In-Reply-To: <20230423165140.16833-7-Jonathan.Cameron@huawei.com> (Jonathan Cameron's message of "Sun, 23 Apr 2023 17:51:39 +0100") Message-ID: <87edn8q0aj.fsf@pond.sub.org> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/28.2 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain X-Scanned-By: MIMEDefang 3.1 on 10.11.54.6 Received-SPF: pass client-ip=170.10.133.124; envelope-from=armbru@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H2=-0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Jonathan Cameron writes: > Defined in CXL r3.0 8.2.9.2.1.2 DRAM Event Record, this event > provides information related to DRAM devices. > > Example injection command in QMP: > > { "execute": "cxl-inject-dram-event", > "arguments": { > "path": "/machine/peripheral/cxl-mem0", > "log": "informational", > "flags": 1, > "physaddr": 1000, > "descriptor": 3, > "type": 3, > "transaction-type": 192, > "channel": 3, > "rank": 17, > "nibble-mask": 37421234, > "bank-group": 7, > "bank": 11, > "row": 2, > "column": 77, > "correction-mask": [33, 44, 55,66] > }} > > Reviewed-by: Ira Weiny > Signed-off-by: Jonathan Cameron [...] > index 9dcd308a49..190db58385 100644 > --- a/qapi/cxl.json > +++ b/qapi/cxl.json > @@ -55,6 +55,41 @@ > '*device': 'uint32', '*component-id': 'str' > }} > > +## > +# @cxl-inject-dram-event: > +# > +# Inject an event record for a DRAM Event (CXL r3.0 8.2.9.2.1.2) > +# This event type is reported via one of the event logs specified via > +# the log parameter. > +# > +# @path: CXL type 3 device canonical QOM path > +# @log: Event Log to add the event to > +# @flags: header flags > +# @physaddr: Physical Address > +# @descriptor: Descriptor > +# @type: Type > +# @transaction-type: Transaction Type > +# @channel: Channel > +# @rank: Rank > +# @nibble-mask: Identify one or more nibbles that the error affects > +# @bank-group: Bank group > +# @bank: Bank > +# @row: Row > +# @column: Column My comments on cxl-inject-gen-media-event's doc comment in the previous patch apply. > +# @correction-mask: Bits within each nibble. Used in order of bits set > +# in the nibble-mask. Up to 4 nibbles may be covered. > +# > +# Since: 8.1 > +## > +{ 'command': 'cxl-inject-dram-event', > + 'data': { 'path': 'str', 'log': 'CxlEventLog', 'flags': 'uint8', > + 'physaddr': 'uint64', 'descriptor': 'uint8', > + 'type': 'uint8', 'transaction-type': 'uint8', > + '*channel': 'uint8', '*rank': 'uint8', '*nibble-mask': 'uint32', > + '*bank-group': 'uint8', '*bank': 'uint8', '*row': 'uint32', > + '*column': 'uint16', '*correction-mask': [ 'uint64' ] > + }} > + > ## > # @cxl-inject-poison: > # Please format like ## # @cxl-inject-dram-event: # # Inject an event record for a DRAM Event (CXL r3.0 8.2.9.2.1.2) This # event type is reported via one of the event logs specified via the # log parameter. # # @path: CXL type 3 device canonical QOM path # # @log: Event Log to add the event to # # @flags: header flags # # @physaddr: Physical Address # # @descriptor: Descriptor # # @type: Type # # @transaction-type: Transaction Type # # @channel: Channel # # @rank: Rank # # @nibble-mask: Identify one or more nibbles that the error affects # # @bank-group: Bank group # # @bank: Bank # # @row: Row # # @column: Column # # @correction-mask: Bits within each nibble. Used in order of bits # set in the nibble-mask. Up to 4 nibbles may be covered. # # Since: 8.1 ## to blend in with recent commit a937b6aa739 (qapi: Reformat doc comments to conform to current conventions).