From nobody Mon Nov 14 07:09:24 2022 X-Original-To: freebsd-current@mlmmj.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mlmmj.nyi.freebsd.org (Postfix) with ESMTP id 4N9gYC0rKRz4hJCg for ; Mon, 14 Nov 2022 07:14:39 +0000 (UTC) (envelope-from kostikbel@gmail.com) Received: from kib.kiev.ua (kib.kiev.ua [IPv6:2001:470:d5e7:1::1]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 4N9gYB3YBPz4RfR for ; Mon, 14 Nov 2022 07:14:38 +0000 (UTC) (envelope-from kostikbel@gmail.com) Authentication-Results: mx1.freebsd.org; none Received: from tom.home (kib@localhost [127.0.0.1]) by kib.kiev.ua (8.16.1/8.16.1) with ESMTPS id 2AE79OqJ026428 (version=TLSv1.3 cipher=TLS_AES_256_GCM_SHA384 bits=256 verify=NO); Mon, 14 Nov 2022 09:09:27 +0200 (EET) (envelope-from kostikbel@gmail.com) DKIM-Filter: OpenDKIM Filter v2.10.3 kib.kiev.ua 2AE79OqJ026428 Received: (from kostik@localhost) by tom.home (8.16.1/8.16.1/Submit) id 2AE79Oef026426; Mon, 14 Nov 2022 09:09:24 +0200 (EET) (envelope-from kostikbel@gmail.com) X-Authentication-Warning: tom.home: kostik set sender to kostikbel@gmail.com using -f Date: Mon, 14 Nov 2022 09:09:24 +0200 From: Konstantin Belousov To: "Chen, Alvin W" Cc: Mike Karels , freebsd-current Subject: Re: Status of Intel Hybrid CPU support (Alder Lake/Raptor Lake) support Message-ID: References: List-Id: Discussions about the use of FreeBSD-current List-Archive: https://lists.freebsd.org/archives/freebsd-current List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-freebsd-current@freebsd.org MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: X-Spam-Status: No, score=-1.0 required=5.0 tests=ALL_TRUSTED,BAYES_00, DKIM_ADSP_CUSTOM_MED,FORGED_GMAIL_RCVD,FREEMAIL_FROM, NML_ADSP_CUSTOM_MED autolearn=no autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on tom.home X-Rspamd-Queue-Id: 4N9gYB3YBPz4RfR X-Spamd-Bar: ---- X-Spamd-Result: default: False [-4.00 / 15.00]; REPLY(-4.00)[]; ASN(0.00)[asn:6939, ipnet:2001:470::/32, country:US] X-Rspamd-Pre-Result: action=no action; module=replies; Message is reply to one we originated X-ThisMailContainsUnwantedMimeParts: N On Mon, Nov 14, 2022 at 06:50:20AM +0000, Chen, Alvin W wrote: > > > Internal Use - Confidential > > > > -----Original Message----- > > From: Mike Karels > > Sent: 2022年10月27日 23:17 > > To: Chen, Alvin W > > Cc: freebsd-current > > Subject: Re: Status of Intel Hybrid CPU support (Alder Lake/Raptor Lake) > > support > > > > > > [EXTERNAL EMAIL] > > > > On 26 Oct 2022, at 22:29, Chen, Alvin W wrote: > > > > > Any body know the status to support P Core and E Core? > > > Now WA is: disable PCID. > > > > Disabling vm.pmap.pcid_enabled is the best workaround for now. > > There has been some progress in investigations in the background, but I don’t > > think there is a permanent solution yet. > > > > btw, I haven’t heard reports about Raptor Lake yet. Do you know if it has the > > same problems as Alder Lake on hybrids? I would guess it does. > > > > I get one RPL-S DVT, and it hasn't mode name yet as it is the engineering CPU intel provided for validation. > Based on my testing, the issue is still there: > > "Boot to shell by USB disk installer, and mount a FAT32 partition (on SSD), and copy a 300MB file to the FAT32, compare the sha256 checksums for the source file and the dst file, the checksum are different." You might use this patch meantime https://kib.kiev.ua/git/gitweb.cgi?p=deviant3.git;a=commit;h=5d72240a8777b26d5e0a7d2d26bb919d05f60002