From patchwork Tue Apr 23 15:09:17 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Paolo Bonzini X-Patchwork-Id: 13640233 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 EBB44C04FFE for ; Tue, 23 Apr 2024 15:12:21 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1rzHnQ-0005tw-Qx; Tue, 23 Apr 2024 11:11:00 -0400 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 1rzHmy-0004Xj-Qd for qemu-devel@nongnu.org; Tue, 23 Apr 2024 11:10:36 -0400 Received: from us-smtp-delivery-124.mimecast.com ([170.10.133.124]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1rzHmv-0000FV-VE for qemu-devel@nongnu.org; Tue, 23 Apr 2024 11:10:31 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1713885028; 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=Gr6DvMTBE2B+tdKbPo6SOoHBmsR5QZU2LCb8h2m+93I=; b=duyRP13XRcWgdRBahDAr2wI1AoxL+C/3r7z6u7bFJUUBhzbTeQbMETKfw3iLigB0rijST5 BbSFhHKA4sy+uoQAk8PHHao9EuC793pBKIYdnoaKK9GcWiHky2CF1KFanVFnrX+P12+XiW khwfEvGGKE6gRfw5Jf61oM7ih3FeVps= Received: from mimecast-mx02.redhat.com (mimecast-mx02.redhat.com [66.187.233.88]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-296-ahPkc_nvNhiHJ1fYWdFwgA-1; Tue, 23 Apr 2024 11:10:24 -0400 X-MC-Unique: ahPkc_nvNhiHJ1fYWdFwgA-1 Received: from smtp.corp.redhat.com (int-mx04.intmail.prod.int.rdu2.redhat.com [10.11.54.4]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by mimecast-mx02.redhat.com (Postfix) with ESMTPS id 1A133811004; Tue, 23 Apr 2024 15:10:24 +0000 (UTC) Received: from avogadro.lan (unknown [10.39.192.70]) by smtp.corp.redhat.com (Postfix) with ESMTP id 100522033A5C; Tue, 23 Apr 2024 15:10:22 +0000 (UTC) From: Paolo Bonzini To: qemu-devel@nongnu.org Cc: Isaku Yamahata , Xiaoyao Li , Michael Roth Subject: [PULL 29/63] pci-host/q35: Move PAM initialization above SMRAM initialization Date: Tue, 23 Apr 2024 17:09:17 +0200 Message-ID: <20240423150951.41600-30-pbonzini@redhat.com> In-Reply-To: <20240423150951.41600-1-pbonzini@redhat.com> References: <20240423150951.41600-1-pbonzini@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 3.4.1 on 10.11.54.4 Received-SPF: pass client-ip=170.10.133.124; envelope-from=pbonzini@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -27 X-Spam_score: -2.8 X-Spam_bar: -- X-Spam_report: (-2.8 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.67, 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_H4=0.001, RCVD_IN_MSPIKE_WL=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 From: Isaku Yamahata In mch_realize(), process PAM initialization before SMRAM initialization so that later patch can skill all the SMRAM related with a single check. Signed-off-by: Isaku Yamahata Signed-off-by: Xiaoyao Li Signed-off-by: Michael Roth Message-ID: <20240320083945.991426-18-michael.roth@amd.com> Signed-off-by: Paolo Bonzini --- hw/pci-host/q35.c | 19 ++++++++++--------- 1 file changed, 10 insertions(+), 9 deletions(-) diff --git a/hw/pci-host/q35.c b/hw/pci-host/q35.c index 0d7d4e3f086..98d4a7c253a 100644 --- a/hw/pci-host/q35.c +++ b/hw/pci-host/q35.c @@ -568,6 +568,16 @@ static void mch_realize(PCIDevice *d, Error **errp) /* setup pci memory mapping */ pc_pci_as_mapping_init(mch->system_memory, mch->pci_address_space); + /* PAM */ + init_pam(&mch->pam_regions[0], OBJECT(mch), mch->ram_memory, + mch->system_memory, mch->pci_address_space, + PAM_BIOS_BASE, PAM_BIOS_SIZE); + for (i = 0; i < ARRAY_SIZE(mch->pam_regions) - 1; ++i) { + init_pam(&mch->pam_regions[i + 1], OBJECT(mch), mch->ram_memory, + mch->system_memory, mch->pci_address_space, + PAM_EXPAN_BASE + i * PAM_EXPAN_SIZE, PAM_EXPAN_SIZE); + } + /* if *disabled* show SMRAM to all CPUs */ memory_region_init_alias(&mch->smram_region, OBJECT(mch), "smram-region", mch->pci_address_space, MCH_HOST_BRIDGE_SMRAM_C_BASE, @@ -634,15 +644,6 @@ static void mch_realize(PCIDevice *d, Error **errp) object_property_add_const_link(qdev_get_machine(), "smram", OBJECT(&mch->smram)); - - init_pam(&mch->pam_regions[0], OBJECT(mch), mch->ram_memory, - mch->system_memory, mch->pci_address_space, - PAM_BIOS_BASE, PAM_BIOS_SIZE); - for (i = 0; i < ARRAY_SIZE(mch->pam_regions) - 1; ++i) { - init_pam(&mch->pam_regions[i + 1], OBJECT(mch), mch->ram_memory, - mch->system_memory, mch->pci_address_space, - PAM_EXPAN_BASE + i * PAM_EXPAN_SIZE, PAM_EXPAN_SIZE); - } } uint64_t mch_mcfg_base(void)