From nobody Sat Nov 15 00:07:22 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 1759204533255301.5780207801048; Mon, 29 Sep 2025 20:55:33 -0700 (PDT) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1v3RQz-0000vg-E3; Mon, 29 Sep 2025 23:53:50 -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 1v3RQx-0000ub-7q for qemu-devel@nongnu.org; Mon, 29 Sep 2025 23:53:47 -0400 Received: from mail.loongson.cn ([114.242.206.163]) by eggs.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1v3RQq-0001qQ-Tp for qemu-devel@nongnu.org; Mon, 29 Sep 2025 23:53:46 -0400 Received: from loongson.cn (unknown [10.2.5.213]) by gateway (Coremail) with SMTP id _____8AxidFAVNtozmsQAA--.34729S3; Tue, 30 Sep 2025 11:53:36 +0800 (CST) Received: from localhost.localdomain (unknown [10.2.5.213]) by front1 (Coremail) with SMTP id qMiowJBxC8E8VNtoak+_AA--.40492S9; Tue, 30 Sep 2025 11:53:36 +0800 (CST) From: Bibo Mao To: Song Gao , Richard Henderson Cc: Jiaxun Yang , qemu-devel@nongnu.org Subject: [PATCH v4 07/13] target/loongarch: Add debug parameter with loongarch_page_table_walker() Date: Tue, 30 Sep 2025 11:53:26 +0800 Message-Id: <20250930035332.2609520-8-maobibo@loongson.cn> X-Mailer: git-send-email 2.39.3 In-Reply-To: <20250930035332.2609520-1-maobibo@loongson.cn> References: <20250930035332.2609520-1-maobibo@loongson.cn> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-CM-TRANSID: qMiowJBxC8E8VNtoak+_AA--.40492S9 X-CM-SenderInfo: xpdruxter6z05rqj20fqof0/ X-Coremail-Antispam: 1Uk129KBjDUn29KB7ZKAUJUUUUU529EdanIXcx71UUUUU7KY7 ZEXasCq-sGcSsGvfJ3UbIjqfuFe4nvWSU5nxnvy29KBjDU0xBIdaVrnUUvcSsGvfC2Kfnx nUUI43ZEXa7xR_UUUUUUUUU== 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=114.242.206.163; envelope-from=maobibo@loongson.cn; helo=mail.loongson.cn 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: 1759204534759116600 Content-Type: text/plain; charset="utf-8" Add debug parameter with function loongarch_page_table_walker(), in debug mode it is only to get physical address. And It used in future HW PTW usage, bit dirty and access will be updated in HW PTW mode. Also function loongarch_page_table_walker() is renamed as loongarch_ptw() for short. Signed-off-by: Bibo Mao --- target/loongarch/cpu_helper.c | 7 +++---- 1 file changed, 3 insertions(+), 4 deletions(-) diff --git a/target/loongarch/cpu_helper.c b/target/loongarch/cpu_helper.c index 05e7fd6f3f..8fc596763d 100644 --- a/target/loongarch/cpu_helper.c +++ b/target/loongarch/cpu_helper.c @@ -106,9 +106,8 @@ TLBRet loongarch_check_pte(CPULoongArchState *env, MMUC= ontext *context, return TLBRET_MATCH; } =20 -static TLBRet loongarch_page_table_walker(CPULoongArchState *env, - MMUContext *context, - int access_type, int mmu_idx) +static TLBRet loongarch_ptw(CPULoongArchState *env, MMUContext *context, + int access_type, int mmu_idx, int debug) { CPUState *cs =3D env_cpu(env); target_ulong index, phys; @@ -184,7 +183,7 @@ static TLBRet loongarch_map_address(CPULoongArchState *= env, * legal mapping, even if the mapping is not yet in TLB. return 0 = if * there is a valid map, else none zero. */ - return loongarch_page_table_walker(env, context, access_type, mmu_= idx); + return loongarch_ptw(env, context, access_type, mmu_idx, is_debug); } =20 return TLBRET_NOMATCH; --=20 2.39.3