From nobody Thu Dec 18 04:15:50 2025 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 Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1752749804215205.7034616721121; Thu, 17 Jul 2025 03:56:44 -0700 (PDT) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1ucMGN-0007Ki-S8; Thu, 17 Jul 2025 06:54:56 -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 1ucMGL-0007HI-Hj; Thu, 17 Jul 2025 06:54:53 -0400 Received: from isrv.corpit.ru ([212.248.84.144]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1ucMGI-00037u-Jc; Thu, 17 Jul 2025 06:54:53 -0400 Received: from tsrv.corpit.ru (tsrv.tls.msk.ru [192.168.177.2]) by isrv.corpit.ru (Postfix) with ESMTP id EDBF0137E1E; Thu, 17 Jul 2025 13:54:34 +0300 (MSK) Received: from think4mjt.origo (mjtthink.wg.tls.msk.ru [192.168.177.146]) by tsrv.corpit.ru (Postfix) with ESMTP id E3466249268; Thu, 17 Jul 2025 13:54:42 +0300 (MSK) From: Michael Tokarev To: qemu-devel@nongnu.org Cc: qemu-stable@nongnu.org, Alejandro Jimenez , Ethan MILON , Vasant Hegde , "Michael S. Tsirkin" , Michael Tokarev Subject: [Stable-7.2.19 18/26] amd_iommu: Fix Miscellaneous Information Register 0 encoding Date: Thu, 17 Jul 2025 13:54:32 +0300 Message-ID: <20250717105442.735202-3-mjt@tls.msk.ru> X-Mailer: git-send-email 2.47.2 In-Reply-To: References: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable 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=212.248.84.144; envelope-from=mjt@tls.msk.ru; helo=isrv.corpit.ru 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, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, RCVD_IN_VALIDITY_SAFE_BLOCKED=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+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZM-MESSAGEID: 1752749807211116600 Content-Type: text/plain; charset="utf-8" From: Alejandro Jimenez The definitions encoding the maximum Virtual, Physical, and Guest Virtual Address sizes supported by the IOMMU are using incorrect offsets i.e. the VASize and GVASize offsets are switched. The value in the GVAsize field is also modified, since it was incorrectly encoded. Cc: qemu-stable@nongnu.org Fixes: d29a09ca6842 ("hw/i386: Introduce AMD IOMMU") Co-developed-by: Ethan MILON Signed-off-by: Ethan MILON Signed-off-by: Alejandro Jimenez Message-Id: <20250617150427.20585-2-alejandro.j.jimenez@oracle.com> Reviewed-by: Vasant Hegde Reviewed-by: Michael S. Tsirkin Signed-off-by: Michael S. Tsirkin (cherry picked from commit 091c7d7924f33781c2fb8e7297dc54971e0c3785) Signed-off-by: Michael Tokarev diff --git a/hw/i386/amd_iommu.h b/hw/i386/amd_iommu.h index 1899e9aee1..a1913cd59d 100644 --- a/hw/i386/amd_iommu.h +++ b/hw/i386/amd_iommu.h @@ -194,9 +194,9 @@ #define AMDVI_PAGE_SHIFT_4K 12 #define AMDVI_PAGE_MASK_4K (~((1ULL << AMDVI_PAGE_SHIFT_4K) - 1)) =20 -#define AMDVI_MAX_VA_ADDR (48UL << 5) -#define AMDVI_MAX_PH_ADDR (40UL << 8) -#define AMDVI_MAX_GVA_ADDR (48UL << 15) +#define AMDVI_MAX_GVA_ADDR (2UL << 5) +#define AMDVI_MAX_PH_ADDR (40UL << 8) +#define AMDVI_MAX_VA_ADDR (48UL << 15) =20 /* Completion Wait data size */ #define AMDVI_COMPLETION_DATA_SIZE 8 --=20 2.47.2