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=-0.3 required=3.0 tests=DKIM_ADSP_CUSTOM_MED, DKIM_INVALID,DKIM_SIGNED,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=no 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 13D94C433DF for ; Fri, 5 Jun 2020 15:06:30 +0000 (UTC) Received: from lists.xenproject.org (lists.xenproject.org [192.237.175.120]) (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 D6A5020659 for ; Fri, 5 Jun 2020 15:06:29 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="m1e3cxZy" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org D6A5020659 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=gmail.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=xen-devel-bounces@lists.xenproject.org Received: from localhost ([127.0.0.1] helo=lists.xenproject.org) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1jhDv8-0005IZ-2D; Fri, 05 Jun 2020 15:06:10 +0000 Received: from us1-rack-iad1.inumbo.com ([172.99.69.81]) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1jhDv6-0005IU-3I for xen-devel@lists.xenproject.org; Fri, 05 Jun 2020 15:06:08 +0000 X-Inumbo-ID: 120253bc-a73e-11ea-9ad7-bc764e2007e4 Received: from mail-ej1-x642.google.com (unknown [2a00:1450:4864:20::642]) by us1-rack-iad1.inumbo.com (Halon) with ESMTPS id 120253bc-a73e-11ea-9ad7-bc764e2007e4; Fri, 05 Jun 2020 15:06:02 +0000 (UTC) Received: by mail-ej1-x642.google.com with SMTP id k11so10473640ejr.9 for ; Fri, 05 Jun 2020 08:06:02 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=JcnrW+4OtBFehwzMUvyDhu5hsC2RiI9k0jFaO/yViHM=; b=m1e3cxZy7634q/AXhXKti6gqoXLr4wS44BoZTvaAp/DdjGxiieEwW6IJZ8mLn5/+dU ZpQ/Fs2rvQ+o5z0vV9TYRrvoF6RUd4886rEVu40sQMtgZohf4OdnXiD35gXz1idzNPLb UqX1LQJE1PCpo4EZ5m1Sl9s7NcJ7qEAAa/Su0TlBCjn842xMwXFpbla5sJ0E6lXfG3en EA0Nz9JMQlJvcvmQzJHphqUZT79rYKVU4cm85C/5/hxIJJf1gewflOSIYNZLKGwgydJd Z8FI9e9nFmJjk51U6E5RTVupTJnfNV1iROUmKCWc5GBIGxYba6XmayTaEKlAbl8yI0yf gcDg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=JcnrW+4OtBFehwzMUvyDhu5hsC2RiI9k0jFaO/yViHM=; b=LhPQJt8WlJR9GMTTdMptEeW3wXua8V1Hvf9cALWDsVNCoiS588hacXtQGWledx6oyo EnSToWbaER1LWRSG3okPeAsbb/wX5P0zTM95wkNiONNfHqqVTVdDRWOO4D4eotv/7tI5 nSAnVp3WajhHXSqXqNeDSRlXjOCavB0ZoWnIAUgE13nKXjBakFHhOiBUJ3dfGwJEX3Pt eD32iJsank7BG+RwWxXARve4YJOM+WobnnOfNaiLKMtvcGg/N+wvr9kMbyNOOMPGW32S WcLtJwX3r8w7TlM2TjJZCsohxXde5/+vawUdevProLpyKoIUPxqyHiyGlap5feU/YjYN qC8Q== X-Gm-Message-State: AOAM533tAjWYO1LjLbDscLoC/KjiexfscpSlvAnFWe0eUC2R6r0YCDq0 zwqaY0vheLnsJFvy4BnnPtAbn0ZPWltPWBZ8pMk= X-Google-Smtp-Source: ABdhPJxMbXvAclte20t8Ns5/tDNTJ/QX2JoXQ2V0XkqUP8ugA9QCXVPG76LoVxVXBbH/EnzvxRAPP7hSaf+q5O96yPM= X-Received: by 2002:a17:906:4ecf:: with SMTP id i15mr9576364ejv.515.1591369561590; Fri, 05 Jun 2020 08:06:01 -0700 (PDT) MIME-Version: 1.0 References: <25953300-f69d-19a4-9215-49cfedbd16ed@xen.org> <8C39F9D0-8351-4671-9A39-D5D4BFF02BD6@arm.com> <3ff17aa9-0aae-d598-40ce-4e90d4e50cc7@xen.org> <00E14EAD-BD23-4A3A-872E-0C47C26B7B41@arm.com> <8C6A23AE-6C2B-411F-ACAD-F5574211E8ED@arm.com> <14244e49-e1ac-a29d-bbd9-bd4c202bf186@xen.org> <77006AAF-BC3B-4C6E-BDFC-577CF87DE64E@arm.com> In-Reply-To: <77006AAF-BC3B-4C6E-BDFC-577CF87DE64E@arm.com> From: CodeWiz2280 Date: Fri, 5 Jun 2020 11:05:49 -0400 Message-ID: Subject: Re: Keystone Issue To: Bertrand Marquis Content-Type: text/plain; charset="UTF-8" X-BeenThere: xen-devel@lists.xenproject.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Xen developer discussion List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Cc: xen-devel , nd , Stefano Stabellini , Julien Grall Errors-To: xen-devel-bounces@lists.xenproject.org Sender: "Xen-devel" On Fri, Jun 5, 2020 at 8:47 AM Bertrand Marquis wrote: > > > > > On 5 Jun 2020, at 13:42, CodeWiz2280 wrote: > > > > On Fri, Jun 5, 2020 at 8:30 AM Julien Grall wrote: > >> > >> Hi, > >> > >> On 05/06/2020 13:25, CodeWiz2280 wrote: > >>> The Keystone uses the netcp driver, which has interrupts from 40-79 > >>> listed in the device tree (arch/arm/boot/keystone-k2e-netcp.dtsi). > >>> I'm using the same device tree between my non-xen standalone kernel > >>> and my dom0 kernel booted by xen. In the standalone (non-xen) kernel > >>> the ethernet works fine, but I don't see any of its interrupts in the > >>> output of /proc/iomem. I'm not seeing them in /proc/iomem when > >>> running dom0 under Xen either. When booting with Xen I get this > >>> behavior where the ifconfig output shows 1 RX message and 1 TX > >>> message, and then nothing else. > >> > >> I am not sure whether this is a typo in the e-mail. /proc/iomem is > >> listing the list of the MMIO regions. You want to use /proc/interrupts. > >> > >> Can you confirm which path you are dumping? > > Yes, that was a typo. Sorry about that. I meant that I am dumping > > /proc/interrupts and do not > > see them under the non-xen kernel or xen booted dom0. > > Could you post both /proc/interrupts content ? Standalone non-xen kernel (Ethernet works) # cat /proc/interrupts CPU0 CPU1 CPU2 CPU3 17: 0 0 0 0 GICv2 29 Level arch_timer 18: 9856 1202 457 650 GICv2 30 Level arch_timer 21: 0 0 0 0 GICv2 142 Edge timer-keystone 22: 0 0 0 0 GICv2 52 Edge arm-pmu 23: 0 0 0 0 GICv2 53 Edge arm-pmu 24: 0 0 0 0 GICv2 54 Edge arm-pmu 25: 0 0 0 0 GICv2 55 Edge arm-pmu 26: 0 0 0 0 GICv2 36 Edge 26202a0.keystone_irq 27: 1435 0 0 0 GICv2 309 Edge ttyS0 29: 0 0 0 0 GICv2 315 Edge 2530000.i2c 30: 1 0 0 0 GICv2 318 Edge 2530400.i2c 31: 0 0 0 0 GICv2 321 Edge 2530800.i2c 32: 69 0 0 0 GICv2 324 Edge 21000400.spi 33: 0 0 0 0 GICv2 328 Edge 21000600.spi 34: 0 0 0 0 GICv2 332 Edge 21000800.spi 70: 0 0 0 0 GICv2 417 Edge ks-pcie-error-irq 79: 0 0 0 0 PCI-MSI 0 Edge PCIe PME, aerdrv 88: 57 0 0 0 GICv2 80 Level hwqueue-528 89: 57 0 0 0 GICv2 81 Level hwqueue-529 90: 47 0 0 0 GICv2 82 Level hwqueue-530 91: 41 0 0 0 GICv2 83 Level hwqueue-531 IPI0: 0 0 0 0 CPU wakeup interrupts IPI1: 0 0 0 0 Timer broadcast interrupts IPI2: 730 988 1058 937 Rescheduling interrupts IPI3: 2 3 4 6 Function call interrupts IPI4: 0 0 0 0 CPU stop interrupts IPI5: 0 0 0 0 IRQ work interrupts IPI6: 0 0 0 0 completion interrupts Xen dom0 (Ethernet stops) # cat /proc/interrupts CPU0 18: 10380 GIC-0 27 Level arch_timer 19: 0 GIC-0 142 Edge timer-keystone 20: 88 GIC-0 16 Level events 21: 0 xen-dyn Edge -event xenbus 22: 0 GIC-0 36 Edge 26202a0.keystone_irq 23: 1 GIC-0 312 Edge ttyS0 25: 1 GIC-0 318 Edge 27: 1 GIC-0 324 Edge 21000400.spi 28: 0 GIC-0 328 Edge 21000600.spi 29: 0 GIC-0 332 Edge 21000800.spi 65: 0 GIC-0 417 Edge ks-pcie-error-irq 74: 0 PCI-MSI 0 Edge PCIe PME, aerdrv 83: 1 GIC-0 80 Level hwqueue-528 84: 1 GIC-0 81 Level hwqueue-529 85: 1 GIC-0 82 Level hwqueue-530 86: 1 GIC-0 83 Level hwqueue-531 115: 87 xen-dyn Edge -virq hvc_console IPI0: 0 CPU wakeup interrupts IPI1: 0 Timer broadcast interrupts IPI2: 0 Rescheduling interrupts IPI3: 0 Function call interrupts IPI4: 0 CPU stop interrupts IPI5: 0 IRQ work interrupts IPI6: 0 completion interrupts Err: 0 > > Cheers > Bertrand >