Message ID | 20241126-vuart-ns8250-v1-v1-4-87b9a8375b7a@ford.com (mailing list archive) |
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State | New |
Headers | show
Return-Path: <xen-devel-bounces@lists.xenproject.org> X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org 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 smtp.lore.kernel.org (Postfix) with ESMTPS id 51ED3D66BA4 for <xen-devel@archiver.kernel.org>; Tue, 26 Nov 2024 23:23:31 +0000 (UTC) Received: from list by lists.xenproject.org with outflank-mailman.844048.1259606 (Exim 4.92) (envelope-from <xen-devel-bounces@lists.xenproject.org>) id 1tG4tm-0000XD-Lc; Tue, 26 Nov 2024 23:23:14 +0000 X-Outflank-Mailman: Message body and most headers restored to incoming version Received: by outflank-mailman (output) from mailman id 844048.1259606; Tue, 26 Nov 2024 23:23:14 +0000 Received: from localhost ([127.0.0.1] helo=lists.xenproject.org) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from <xen-devel-bounces@lists.xenproject.org>) id 1tG4tm-0000V3-Gc; Tue, 26 Nov 2024 23:23:14 +0000 Received: by outflank-mailman (input) for mailman id 844048; Tue, 26 Nov 2024 23:22:02 +0000 Received: from se1-gles-flk1-in.inumbo.com ([94.247.172.50] helo=se1-gles-flk1.inumbo.com) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from <SRS0=rasV=SV=kernel.org=devnull+dmukhin.ford.com@srs-se1.protection.inumbo.net>) id 1tG4sc-0000At-CM for xen-devel@lists.xenproject.org; Tue, 26 Nov 2024 23:22:02 +0000 Received: from dfw.source.kernel.org (dfw.source.kernel.org [139.178.84.217]) by se1-gles-flk1.inumbo.com (Halon) with ESMTPS id 3aa2fa8b-ac4d-11ef-99a3-01e77a169b0f; Wed, 27 Nov 2024 00:21:57 +0100 (CET) Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by dfw.source.kernel.org (Postfix) with ESMTP id 78BB95C5BEA; Tue, 26 Nov 2024 23:21:12 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPS id 6B1C8C4CEDB; Tue, 26 Nov 2024 23:21:55 +0000 (UTC) Received: from aws-us-west-2-korg-lkml-1.web.codeaurora.org (localhost.localdomain [127.0.0.1]) by smtp.lore.kernel.org (Postfix) with ESMTP id 596E7D66B88; Tue, 26 Nov 2024 23:21:55 +0000 (UTC) X-BeenThere: xen-devel@lists.xenproject.org List-Id: Xen developer discussion <xen-devel.lists.xenproject.org> List-Unsubscribe: <https://lists.xenproject.org/mailman/options/xen-devel>, <mailto:xen-devel-request@lists.xenproject.org?subject=unsubscribe> List-Post: <mailto:xen-devel@lists.xenproject.org> List-Help: <mailto:xen-devel-request@lists.xenproject.org?subject=help> List-Subscribe: <https://lists.xenproject.org/mailman/listinfo/xen-devel>, <mailto:xen-devel-request@lists.xenproject.org?subject=subscribe> Errors-To: xen-devel-bounces@lists.xenproject.org Precedence: list Sender: "Xen-devel" <xen-devel-bounces@lists.xenproject.org> X-Inumbo-ID: 3aa2fa8b-ac4d-11ef-99a3-01e77a169b0f X-Custom-Connection: eyJyZW1vdGVpcCI6IjEzOS4xNzguODQuMjE3IiwiaGVsbyI6ImRmdy5zb3VyY2Uua2VybmVsLm9yZyJ9 X-Custom-Transaction: eyJpZCI6IjNhYTJmYThiLWFjNGQtMTFlZi05OWEzLTAxZTc3YTE2OWIwZiIsInRzIjoxNzMyNjYzMzE3Ljg5MTk3MSwic2VuZGVyIjoiZGV2bnVsbCtkbXVraGluLmZvcmQuY29tQGtlcm5lbC5vcmciLCJyZWNpcGllbnQiOiJ4ZW4tZGV2ZWxAbGlzdHMueGVucHJvamVjdC5vcmcifQ== DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1732663315; bh=jP7Qo7rqdlhdDtQjECWtHV/Nhjgbh2HMa37UuR2ELXI=; h=From:Date:Subject:References:In-Reply-To:To:Cc:Reply-To:From; b=fa5bqt+h1xnsBmKLWN7RhsQfcSmOrhJvxsFWm7LcFlX4ah/uxa/fA2KRGR0PdI8Vf DdppIqEwozhki1m1+mmysleQ1sjqM/oCYx15QRdFQZdp0BhMBqtU3XIGMsdnkgf9Nl a6lgFHE4Nm9KAnpb4WvEji9B8K5Kx/nFjYu9iaEdkUmCNvid3n2rs/Hx3a4U1Hl9BA e6qxS7fc11oYzkOTDo+DJjbKJU+H8v45MObr+DkF8HTuCzNknL8r+rtKNK0QSLZInB 3NzaBj0qmfyv5wZMl73GWH4fIiBML8YQgHe2Zqz8z9XuvUpVN5EVJUPtzcbg7bxp/f jEw+zh0UEunPg== From: Denis Mukhin via B4 Relay <devnull+dmukhin.ford.com@kernel.org> Date: Tue, 26 Nov 2024 15:21:54 -0800 Subject: [PATCH 04/36] xen/irq: introduce NO_IRQ MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20241126-vuart-ns8250-v1-v1-4-87b9a8375b7a@ford.com> References: <20241126-vuart-ns8250-v1-v1-0-87b9a8375b7a@ford.com> In-Reply-To: <20241126-vuart-ns8250-v1-v1-0-87b9a8375b7a@ford.com> To: Jan Beulich <jbeulich@suse.com>, Andrew Cooper <andrew.cooper3@citrix.com>, =?utf-8?q?Roger_Pau_Monn=C3=A9?= <roger.pau@citrix.com>, "Daniel P. Smith" <dpsmith@apertussolutions.com>, Stefano Stabellini <sstabellini@kernel.org>, Julien Grall <julien@xen.org>, Bertrand Marquis <bertrand.marquis@arm.com>, Michal Orzel <michal.orzel@amd.com>, Rahul Singh <rahul.singh@arm.com>, Volodymyr Babchuk <Volodymyr_Babchuk@epam.com>, Alistair Francis <alistair.francis@wdc.com>, Bob Eshleman <bobbyeshleman@gmail.com>, Connor Davis <connojdavis@gmail.com>, Oleksii Kurochko <oleksii.kurochko@gmail.com>, Shawn Anastasio <sanastasio@raptorengineering.com>, Anthony PERARD <anthony.perard@vates.tech>, Juergen Gross <jgross@suse.com>, Christian Lindig <christian.lindig@citrix.com>, David Scott <dave@recoil.org>, =?utf-8?q?Marek_Marczykowski-G=C3=B3recki?= <marmarek@invisiblethingslab.com> Cc: xen-devel@lists.xenproject.org, Denis Mukhin <dmukhin@ford.com> X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=ed25519-sha256; t=1732663312; l=616; i=dmukhin@ford.com; s=20241125; h=from:subject:message-id; bh=dP3fe+TbEoRyzDIKnwZpy2zc7XNhJoHUDN0gqSrT6Sc=; b=ZK/Egrhd1ftyBDG8fHCbgj99AZ9DcnZ5TxuavepL4iKCTofpCdmvmPQJY/yN3M2p29rTI4mg6 v8M76j0gxtADkBiXTcySpLMh1uQQabkcw/KIGK4vj4s7sXp5Zfzx7iQ X-Developer-Key: i=dmukhin@ford.com; a=ed25519; pk=SsDZ9p39s0fqcpUKQuqKqrbn0rq6EtEAClvpOpzx6+U= X-Endpoint-Received: by B4 Relay for dmukhin@ford.com/20241125 with auth_id=287 X-Original-From: Denis Mukhin <dmukhin@ford.com> Reply-To: dmukhin@ford.com |
Series |
Introduce NS8250 UART emulator
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expand
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diff --git a/xen/include/xen/irq.h b/xen/include/xen/irq.h index 95034c0d6bb5f0aa7d5bb572aca59872508a438a..aee878293ecc0de6a938bcfea1140d36b4de745a 100644 --- a/xen/include/xen/irq.h +++ b/xen/include/xen/irq.h @@ -53,6 +53,7 @@ struct irqaction { #define AUTO_ASSIGN_IRQ (-1) #define NEVER_ASSIGN_IRQ (-2) #define FREE_TO_ASSIGN_IRQ (-3) +#define NO_IRQ (-4) struct irq_desc;