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=-6.5 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,URIBL_BLOCKED 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 2BF6BCA9EB9 for ; Sat, 26 Oct 2019 18:14:59 +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 EF69920663 for ; Sat, 26 Oct 2019 18:14:58 +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="Q/aedIQm" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org EF69920663 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]:41336 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1iOQaY-0006KD-3O for qemu-devel@archiver.kernel.org; Sat, 26 Oct 2019 14:14:58 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:40965) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1iOQQe-0002eH-JY for qemu-devel@nongnu.org; Sat, 26 Oct 2019 14:04:46 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1iOQQd-00087i-7L for qemu-devel@nongnu.org; Sat, 26 Oct 2019 14:04:44 -0400 Received: from us-smtp-1.mimecast.com ([207.211.31.81]:40182 helo=us-smtp-delivery-1.mimecast.com) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1iOQQd-00087R-31 for qemu-devel@nongnu.org; Sat, 26 Oct 2019 14:04:43 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1572113082; 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=8A0zZyI5mOTDSkC5unD31tlwYoyzVjIrE1Z1/ZiyoRc=; b=Q/aedIQm1lqQVD5+CBBpv/FLL1wRX5u0GvdZcWtVYe4BbQjXHdV9N5Jhl8bez6wieSSyi7 RmskFO1HHCup+8M/2em0RU+o9FXt+gNOrlmo+9Hlzz9paUwpFmGHbjl/33EPviekc38wgv GBEU/XKIQvKj/nHtsAJ9eLC83vQ367c= 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-335-_6dW5Q9nMMG2wCbMLACq5w-1; Sat, 26 Oct 2019 14:04:39 -0400 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 DDEED5E6; Sat, 26 Oct 2019 18:04:37 +0000 (UTC) Received: from x1w.redhat.com (ovpn-204-39.brq.redhat.com [10.40.204.39]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 3CE2C60F8A; Sat, 26 Oct 2019 18:04:25 +0000 (UTC) From: =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= To: qemu-devel@nongnu.org Subject: [PATCH v3 15/20] hw/pci-host/piix: Define and use the PIIX IRQ Route Control Registers Date: Sat, 26 Oct 2019 20:01:38 +0200 Message-Id: <20191026180143.7369-16-philmd@redhat.com> In-Reply-To: <20191026180143.7369-1-philmd@redhat.com> References: <20191026180143.7369-1-philmd@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.12 X-MC-Unique: _6dW5Q9nMMG2wCbMLACq5w-1 X-Mimecast-Spam-Score: 0 Content-Type: text/plain; charset=UTF-8 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: 207.211.31.81 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: Stefano Stabellini , Eduardo Habkost , Paul Durrant , Aleksandar Markovic , "Michael S. Tsirkin" , xen-devel@lists.xenproject.org, =?UTF-8?q?Herv=C3=A9=20Poussineau?= , Igor Mammedov , Anthony Perard , Paolo Bonzini , Aleksandar Rikalo , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= , Aurelien Jarno , Richard Henderson Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" The IRQ Route Control registers definitions belong to the PIIX chipset. We were only defining the 'A' register. Define the other B, C and D registers, and use them. Acked-by: Paul Durrant Reviewed-by: Aleksandar Markovic Signed-off-by: Philippe Mathieu-Daud=C3=A9 --- hw/i386/xen/xen-hvm.c | 5 +++-- hw/mips/gt64xxx_pci.c | 4 ++-- hw/pci-host/piix.c | 9 ++++----- include/hw/southbridge/piix.h | 6 ++++++ 4 files changed, 15 insertions(+), 9 deletions(-) diff --git a/hw/i386/xen/xen-hvm.c b/hw/i386/xen/xen-hvm.c index 95f23a263c..82ece6b9e7 100644 --- a/hw/i386/xen/xen-hvm.c +++ b/hw/i386/xen/xen-hvm.c @@ -14,6 +14,7 @@ #include "hw/pci/pci.h" #include "hw/pci/pci_host.h" #include "hw/i386/pc.h" +#include "hw/southbridge/piix.h" #include "hw/irq.h" #include "hw/hw.h" #include "hw/i386/apic-msidef.h" @@ -156,8 +157,8 @@ void xen_piix_pci_write_config_client(uint32_t address,= uint32_t val, int len) v =3D 0; } v &=3D 0xf; - if (((address + i) >=3D 0x60) && ((address + i) <=3D 0x63)) { - xen_set_pci_link_route(xen_domid, address + i - 0x60, v); + if (((address + i) >=3D PIIX_PIRQCA) && ((address + i) <=3D PIIX_P= IRQCD)) { + xen_set_pci_link_route(xen_domid, address + i - PIIX_PIRQCA, v= ); } } } diff --git a/hw/mips/gt64xxx_pci.c b/hw/mips/gt64xxx_pci.c index c277398c0d..5cab9c1ee1 100644 --- a/hw/mips/gt64xxx_pci.c +++ b/hw/mips/gt64xxx_pci.c @@ -1013,12 +1013,12 @@ static void gt64120_pci_set_irq(void *opaque, int i= rq_num, int level) =20 /* now we change the pic irq level according to the piix irq mappings = */ /* XXX: optimize */ - pic_irq =3D piix4_dev->config[0x60 + irq_num]; + pic_irq =3D piix4_dev->config[PIIX_PIRQCA + irq_num]; if (pic_irq < 16) { /* The pic level is the logical OR of all the PCI irqs mapped to i= t. */ pic_level =3D 0; for (i =3D 0; i < 4; i++) { - if (pic_irq =3D=3D piix4_dev->config[0x60 + i]) { + if (pic_irq =3D=3D piix4_dev->config[PIIX_PIRQCA + i]) { pic_level |=3D pci_irq_levels[i]; } } diff --git a/hw/pci-host/piix.c b/hw/pci-host/piix.c index 6548d9a4b5..390fb9ceba 100644 --- a/hw/pci-host/piix.c +++ b/hw/pci-host/piix.c @@ -61,7 +61,6 @@ typedef struct I440FXState { #define PIIX_NUM_PIC_IRQS 16 /* i8259 * 2 */ #define PIIX_NUM_PIRQS 4ULL /* PIRQ[A-D] */ #define XEN_PIIX_NUM_PIRQS 128ULL -#define PIIX_PIRQC 0x60 =20 typedef struct PIIX3State { PCIDevice dev; @@ -468,7 +467,7 @@ static void piix3_set_irq_level_internal(PIIX3State *pi= ix3, int pirq, int level) int pic_irq; uint64_t mask; =20 - pic_irq =3D piix3->dev.config[PIIX_PIRQC + pirq]; + pic_irq =3D piix3->dev.config[PIIX_PIRQCA + pirq]; if (pic_irq >=3D PIIX_NUM_PIC_IRQS) { return; } @@ -482,7 +481,7 @@ static void piix3_set_irq_level(PIIX3State *piix3, int = pirq, int level) { int pic_irq; =20 - pic_irq =3D piix3->dev.config[PIIX_PIRQC + pirq]; + pic_irq =3D piix3->dev.config[PIIX_PIRQCA + pirq]; if (pic_irq >=3D PIIX_NUM_PIC_IRQS) { return; } @@ -501,7 +500,7 @@ static void piix3_set_irq(void *opaque, int pirq, int l= evel) static PCIINTxRoute piix3_route_intx_pin_to_irq(void *opaque, int pin) { PIIX3State *piix3 =3D opaque; - int irq =3D piix3->dev.config[PIIX_PIRQC + pin]; + int irq =3D piix3->dev.config[PIIX_PIRQCA + pin]; PCIINTxRoute route; =20 if (irq < PIIX_NUM_PIC_IRQS) { @@ -530,7 +529,7 @@ static void piix3_write_config(PCIDevice *dev, uint32_t address, uint32_t val, int len) { pci_default_write_config(dev, address, val, len); - if (ranges_overlap(address, len, PIIX_PIRQC, 4)) { + if (ranges_overlap(address, len, PIIX_PIRQCA, 4)) { PIIX3State *piix3 =3D PIIX3_PCI_DEVICE(dev); int pic_irq; =20 diff --git a/include/hw/southbridge/piix.h b/include/hw/southbridge/piix.h index e49d4a6bbe..094508b928 100644 --- a/include/hw/southbridge/piix.h +++ b/include/hw/southbridge/piix.h @@ -18,6 +18,12 @@ I2CBus *piix4_pm_init(PCIBus *bus, int devfn, uint32_t s= mb_io_base, qemu_irq sci_irq, qemu_irq smi_irq, int smm_enabled, DeviceState **piix4_pm); =20 +/* PIRQRC[A:D]: PIRQx Route Control Registers */ +#define PIIX_PIRQCA 0x60 +#define PIIX_PIRQCB 0x61 +#define PIIX_PIRQCC 0x62 +#define PIIX_PIRQCD 0x63 + /* * Reset Control Register: PCI-accessible ISA-Compatible Register at addre= ss * 0xcf9, provided by the PCI/ISA bridge (PIIX3 PCI function 0, 8086:7000)= . --=20 2.21.0