From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.6 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id EFE2AC1975A for ; Tue, 17 Mar 2020 23:32:30 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id B2F2920714 for ; Tue, 17 Mar 2020 23:32:30 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="VfJduzrN" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org B2F2920714 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=redhat.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:43100 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1jELhF-00058n-Ro for qemu-devel@archiver.kernel.org; Tue, 17 Mar 2020 19:32:29 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:53345) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1jELZe-0000oz-0i for qemu-devel@nongnu.org; Tue, 17 Mar 2020 19:24:39 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1jELZc-0005PC-Qk for qemu-devel@nongnu.org; Tue, 17 Mar 2020 19:24:37 -0400 Received: from us-smtp-delivery-74.mimecast.com ([216.205.24.74]:35046) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1jELZc-0005MW-NJ for qemu-devel@nongnu.org; Tue, 17 Mar 2020 19:24:36 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1584487476; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=hav4nkUHBnBpOmQjjncPxXw7xtu0T2JmJhQ14ZDoJo8=; b=VfJduzrN4iWZ5SjDqn6MGzIaq1accctDVBvNQziimq+Wgzv2o5PxLS5d+xZgyf9fy7/EYn Lg7fcMlN9HcENoFi7yr/fySsZqK1BCI/9ITtKRfFbBuTwONZo2ieM7un7z94isQOv+WQCZ YlePh6SrQGZ68Nl19yUNnUR2zy5+dk0= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-207-zALfh3zzPPCyxJofTIVa5w-1; Tue, 17 Mar 2020 19:24:32 -0400 X-MC-Unique: zALfh3zzPPCyxJofTIVa5w-1 Received: from smtp.corp.redhat.com (int-mx02.intmail.prod.int.phx2.redhat.com [10.5.11.12]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id CBC621005514; Tue, 17 Mar 2020 23:24:29 +0000 (UTC) Received: from probe.redhat.com (ovpn-112-191.rdu2.redhat.com [10.10.112.191]) by smtp.corp.redhat.com (Postfix) with ESMTP id 96D7960BE0; Tue, 17 Mar 2020 23:24:25 +0000 (UTC) From: John Snow To: qemu-devel@nongnu.org, Peter Maydell Subject: [PULL 09/20] via-ide: initialise IDE controller in legacy mode Date: Tue, 17 Mar 2020 19:23:18 -0400 Message-Id: <20200317232329.22362-10-jsnow@redhat.com> In-Reply-To: <20200317232329.22362-1-jsnow@redhat.com> References: <20200317232329.22362-1-jsnow@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.12 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: quoted-printable X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] [fuzzy] X-Received-From: 216.205.24.74 X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: "Michael S. Tsirkin" , Mark Cave-Ayland , qemu-block@nongnu.org, Helge Deller , =?UTF-8?q?Herv=C3=A9=20Poussineau?= , Aleksandar Rikalo , Richard Henderson , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= , Artyom Tarasenko , Laurent Vivier , Thomas Huth , Eduardo Habkost , John Snow , David Gibson , Kevin Wolf , Max Reitz , qemu-ppc@nongnu.org, Aleksandar Markovic , Paolo Bonzini , Aurelien Jarno Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" From: Mark Cave-Ayland According to both the VT82C686B and VT8231 datasheets the VIA Southbridge I= DE controller is initialised in legacy mode. This allows Linux to correctly determine that legacy rather than PCI IRQ ro= uting should be used since the boot console text in the fulong2e test image chang= es from: scsi0 : pata_via scsi1 : pata_via ata1: PATA max UDMA/100 cmd 0xffffffffbfd04050 ctl 0xffffffffbfd04062 \ bmdma 0xffffffffbfd04040 irq 14 ata2: PATA max UDMA/100 cmd 0xffffffffbfd04058 ctl 0xffffffffbfd04066 \ bmdma 0xffffffffbfd04048 irq 14 to: scsi0 : pata_via scsi1 : pata_via ata1: PATA max UDMA/100 cmd 0xffffffffbfd001f0 ctl 0xffffffffbfd003f6 \ bmdma 0xffffffffbfd04040 irq 14 ata2: PATA max UDMA/100 cmd 0xffffffffbfd00170 ctl 0xffffffffbfd00376 \ bmdma 0xffffffffbfd04048 irq 15 Signed-off-by: Mark Cave-Ayland Tested-by: BALATON Zoltan Signed-off-by: BALATON Zoltan Message-id: 20200313082444.2439-6-mark.cave-ayland@ilande.co.uk Signed-off-by: John Snow --- hw/ide/via.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/hw/ide/via.c b/hw/ide/via.c index 8363bd4802..c8835de01b 100644 --- a/hw/ide/via.c +++ b/hw/ide/via.c @@ -167,7 +167,7 @@ static void via_ide_realize(PCIDevice *dev, Error **err= p) uint8_t *pci_conf =3D dev->config; int i; =20 - pci_config_set_prog_interface(pci_conf, 0x8f); /* native PCI ATA mode = */ + pci_config_set_prog_interface(pci_conf, 0x8a); /* legacy mode */ pci_set_long(pci_conf + PCI_CAPABILITY_LIST, 0x000000c0); dev->wmask[PCI_INTERRUPT_LINE] =3D 0; =20 --=20 2.21.1