From nobody Mon Feb 9 03:00:05 2026 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail(p=none dis=none) header.from=eik.bme.hu Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1635162903208562.2340669108017; Mon, 25 Oct 2021 04:55:03 -0700 (PDT) Received: from localhost ([::1]:60638 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1meyZC-0007TO-19 for importer@patchew.org; Mon, 25 Oct 2021 07:55:02 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:41618) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1meyM2-0004iB-0v for qemu-devel@nongnu.org; Mon, 25 Oct 2021 07:41:26 -0400 Received: from zero.eik.bme.hu ([2001:738:2001:2001::2001]:48235) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1meyLx-0006rZ-OD for qemu-devel@nongnu.org; Mon, 25 Oct 2021 07:41:25 -0400 Received: from zero.eik.bme.hu (blah.eik.bme.hu [152.66.115.182]) by localhost (Postfix) with SMTP id 0C4D075619C; Mon, 25 Oct 2021 13:41:16 +0200 (CEST) Received: by zero.eik.bme.hu (Postfix, from userid 432) id D4788756040; Mon, 25 Oct 2021 13:41:15 +0200 (CEST) Message-Id: <8d7ed385e33a847d8ddc669163a68b5ca57f82ce.1635161629.git.balaton@eik.bme.hu> In-Reply-To: References: From: BALATON Zoltan Subject: [PATCH v2 4/4] hw/usb/vt82c686-uhci-pci: Use ISA instead of PCI interrupts Date: Mon, 25 Oct 2021 13:33:49 +0200 MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable To: qemu-devel@nongnu.org X-Spam-Probability: 8% Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2001:738:2001:2001::2001; envelope-from=balaton@eik.bme.hu; helo=zero.eik.bme.hu X-Spam_score_int: -18 X-Spam_score: -1.9 X-Spam_bar: - X-Spam_report: (-1.9 / 5.0 requ) BAYES_00=-1.9, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action 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: Huacai Chen , Gerd Hoffmann , Philippe M-D Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZM-MESSAGEID: 1635162905396100001 This device is part of a superio/ISA bridge chip and IRQs from it are routed to an ISA interrupt set by the Interrupt Line PCI config register. Implement this in a vt82c686-uhci-pci specific irq handler Using via_isa_set_irq(). Signed-off-by: BALATON Zoltan Reviewed-by: Jiaxun Yang Reviewed-by: Gerd Hoffmann Reviewed-by: Philippe Mathieu-Daud=C3=A9 --- hw/usb/vt82c686-uhci-pci.c | 13 +++++++++++++ 1 file changed, 13 insertions(+) diff --git a/hw/usb/vt82c686-uhci-pci.c b/hw/usb/vt82c686-uhci-pci.c index ea262e6d70..0bf2b72ff0 100644 --- a/hw/usb/vt82c686-uhci-pci.c +++ b/hw/usb/vt82c686-uhci-pci.c @@ -1,6 +1,17 @@ #include "qemu/osdep.h" +#include "hw/irq.h" +#include "hw/isa/vt82c686.h" #include "hcd-uhci.h" =20 +static void uhci_isa_set_irq(void *opaque, int irq_num, int level) +{ + UHCIState *s =3D opaque; + uint8_t irq =3D pci_get_byte(s->dev.config + PCI_INTERRUPT_LINE); + if (irq > 0 && irq < 15) { + via_isa_set_irq(pci_get_function_0(&s->dev), irq, level); + } +} + static void usb_uhci_vt82c686b_realize(PCIDevice *dev, Error **errp) { UHCIState *s =3D UHCI(dev); @@ -14,6 +25,8 @@ static void usb_uhci_vt82c686b_realize(PCIDevice *dev, Er= ror **errp) pci_set_long(pci_conf + 0xc0, 0x00002000); =20 usb_uhci_common_realize(dev, errp); + object_unref(s->irq); + s->irq =3D qemu_allocate_irq(uhci_isa_set_irq, s, 0); } =20 static UHCIInfo uhci_info[] =3D { --=20 2.21.4