From patchwork Thu Mar 2 16:15:23 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Igor Mammedov X-Patchwork-Id: 13157517 Return-Path: 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.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 smtp.lore.kernel.org (Postfix) with ESMTPS id 61936C6FA8E for ; Thu, 2 Mar 2023 16:17:31 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1pXlbk-00077U-4q; Thu, 02 Mar 2023 11:16:40 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1pXlbF-0006F0-QE for qemu-devel@nongnu.org; Thu, 02 Mar 2023 11:16:10 -0500 Received: from us-smtp-delivery-124.mimecast.com ([170.10.129.124]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1pXlbB-0000Kj-Dd for qemu-devel@nongnu.org; Thu, 02 Mar 2023 11:16:09 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1677773759; 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=bcmg0jaxFyqFEMiKKeBfQBz8lQ1fHakYeaIW0tuP6eQ=; b=bUT1gpDmfgIkqosS7FiM4EmTNZ2YBqQYZ8q4Mtg7YG7NLHTNhg1fMo8Ekxy5InN6A7A4C4 Eqjx22O9xAE2DUUm3E0fItc4mfGBSrvSH8qXlbs1qERp0tFiZcj/jWC5Nlq+c4igLMFWNs AiQL95qfSCil/DgCmJO0xKTi/uMhYgs= Received: from mimecast-mx02.redhat.com (mimecast-mx02.redhat.com [66.187.233.88]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-99-Pw-lu_P5MBGXbn_0FaBJUw-1; Thu, 02 Mar 2023 11:15:56 -0500 X-MC-Unique: Pw-lu_P5MBGXbn_0FaBJUw-1 Received: from smtp.corp.redhat.com (int-mx07.intmail.prod.int.rdu2.redhat.com [10.11.54.7]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx02.redhat.com (Postfix) with ESMTPS id 9DE9880D0F0 for ; Thu, 2 Mar 2023 16:15:56 +0000 (UTC) Received: from dell-r430-03.lab.eng.brq2.redhat.com (dell-r430-03.lab.eng.brq2.redhat.com [10.37.153.18]) by smtp.corp.redhat.com (Postfix) with ESMTP id 17851140EBF6; Thu, 2 Mar 2023 16:15:55 +0000 (UTC) From: Igor Mammedov To: qemu-devel@nongnu.org Cc: mst@redhat.com, berrange@redhat.com Subject: [PATCH v2 14/34] pcihp: move PCI _DSM function 0 prolog into separate function Date: Thu, 2 Mar 2023 17:15:23 +0100 Message-Id: <20230302161543.286002-15-imammedo@redhat.com> In-Reply-To: <20230302161543.286002-1-imammedo@redhat.com> References: <20230302161543.286002-1-imammedo@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 3.1 on 10.11.54.7 Received-SPF: pass client-ip=170.10.129.124; envelope-from=imammedo@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H2=-0.001, 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: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org it will be reused by follow up patches that will implement static _DSM for non-hotpluggable devices. no functional AML change, only context one, where 'cap' (Local1) initialization is moved after UUID/revision checks. Signed-off-by: Igor Mammedov --- hw/i386/acpi-build.c | 54 ++++++++++++++++++++++++-------------------- 1 file changed, 30 insertions(+), 24 deletions(-) diff --git a/hw/i386/acpi-build.c b/hw/i386/acpi-build.c index c691104d47..d8ec91b8e3 100644 --- a/hw/i386/acpi-build.c +++ b/hw/i386/acpi-build.c @@ -373,6 +373,33 @@ Aml *aml_pci_device_dsm(void) return method; } +static void build_append_pci_dsm_func0_common(Aml *ctx, Aml *retvar) +{ + Aml *UUID, *ifctx1; + uint8_t byte_list[1] = { 0 }; /* nothing supported yet */ + + aml_append(ctx, aml_store(aml_buffer(1, byte_list), retvar)); + /* + * PCI Firmware Specification 3.1 + * 4.6. _DSM Definitions for PCI + */ + UUID = aml_touuid("E5C937D0-3553-4D7A-9117-EA4D19C3434D"); + ifctx1 = aml_if(aml_lnot(aml_equal(aml_arg(0), UUID))); + { + /* call is for unsupported UUID, bail out */ + aml_append(ifctx1, aml_return(retvar)); + } + aml_append(ctx, ifctx1); + + ifctx1 = aml_if(aml_lless(aml_arg(1), aml_int(2))); + { + /* call is for unsupported REV, bail out */ + aml_append(ifctx1, aml_return(retvar)); + } + aml_append(ctx, ifctx1); +} + + static void build_append_pcihp_notify_entry(Aml *method, int slot) { Aml *if_ctx; @@ -570,14 +597,13 @@ static bool build_append_notfication_callback(Aml *parent_scope, static Aml *aml_pci_pdsm(void) { - Aml *method, *UUID, *ifctx, *ifctx1; + Aml *method, *ifctx, *ifctx1; Aml *ret = aml_local(0); Aml *caps = aml_local(1); Aml *acpi_index = aml_local(2); Aml *zero = aml_int(0); Aml *one = aml_int(1); Aml *func = aml_arg(2); - Aml *rev = aml_arg(1); Aml *params = aml_arg(4); Aml *bnum = aml_derefof(aml_index(params, aml_int(0))); Aml *sunum = aml_derefof(aml_index(params, aml_int(1))); @@ -587,29 +613,9 @@ static Aml *aml_pci_pdsm(void) /* get supported functions */ ifctx = aml_if(aml_equal(func, zero)); { - uint8_t byte_list[1] = { 0 }; /* nothing supported yet */ - aml_append(ifctx, aml_store(aml_buffer(1, byte_list), ret)); - aml_append(ifctx, aml_store(zero, caps)); - - /* - * PCI Firmware Specification 3.1 - * 4.6. _DSM Definitions for PCI - */ - UUID = aml_touuid("E5C937D0-3553-4D7A-9117-EA4D19C3434D"); - ifctx1 = aml_if(aml_lnot(aml_equal(aml_arg(0), UUID))); - { - /* call is for unsupported UUID, bail out */ - aml_append(ifctx1, aml_return(ret)); - } - aml_append(ifctx, ifctx1); - - ifctx1 = aml_if(aml_lless(rev, aml_int(2))); - { - /* call is for unsupported REV, bail out */ - aml_append(ifctx1, aml_return(ret)); - } - aml_append(ifctx, ifctx1); + build_append_pci_dsm_func0_common(ifctx, ret); + aml_append(ifctx, aml_store(zero, caps)); aml_append(ifctx, aml_store(aml_call2("AIDX", bnum, sunum), acpi_index)); /*