From patchwork Wed Jan 19 05:18:11 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: LIU Zhiwei X-Patchwork-Id: 1581661 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=nongnu.org (client-ip=209.51.188.17; helo=lists.gnu.org; envelope-from=qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org; receiver=) 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 bilbo.ozlabs.org (Postfix) with ESMTPS id 4JdvdK3k29z9tB1 for ; Wed, 19 Jan 2022 16:41:09 +1100 (AEDT) Received: from localhost ([::1]:33522 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1nA3iV-0005EQ-Bv for incoming@patchwork.ozlabs.org; Wed, 19 Jan 2022 00:41:07 -0500 Received: from eggs.gnu.org ([209.51.188.92]:58750) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1nA3RE-0002UZ-Ew; Wed, 19 Jan 2022 00:23:16 -0500 Received: from out28-145.mail.aliyun.com ([115.124.28.145]:44525) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1nA3RC-0001ac-78; Wed, 19 Jan 2022 00:23:16 -0500 X-Alimail-AntiSpam: AC=CONTINUE; BC=0.249694|-1; CH=green; DM=|CONTINUE|false|; DS=CONTINUE|ham_system_inform|0.0196484-0.00170744-0.978644; FP=0|0|0|0|0|-1|-1|-1; HT=ay29a033018047201; MF=zhiwei_liu@c-sky.com; NM=1; PH=DS; RN=9; RT=8; SR=0; TI=SMTPD_---.MfBtgS8_1642569785; Received: from roman-VirtualBox.hz.ali.com(mailfrom:zhiwei_liu@c-sky.com fp:SMTPD_---.MfBtgS8_1642569785) by smtp.aliyun-inc.com(10.147.41.231); Wed, 19 Jan 2022 13:23:05 +0800 From: LIU Zhiwei To: qemu-devel@nongnu.org, qemu-riscv@nongnu.org Subject: [PATCH v7 09/22] target/riscv: Relax debug check for pm write Date: Wed, 19 Jan 2022 13:18:11 +0800 Message-Id: <20220119051824.17494-10-zhiwei_liu@c-sky.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220119051824.17494-1-zhiwei_liu@c-sky.com> References: <20220119051824.17494-1-zhiwei_liu@c-sky.com> MIME-Version: 1.0 Received-SPF: none client-ip=115.124.28.145; envelope-from=zhiwei_liu@c-sky.com; helo=out28-145.mail.aliyun.com 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_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H3=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_NONE=0.001, UNPARSEABLE_RELAY=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: , Cc: guoren@linux.alibaba.com, bin.meng@windriver.com, richard.henderson@linaro.org, palmer@dabbelt.com, Alistair Francis , LIU Zhiwei Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: "Qemu-devel" Signed-off-by: LIU Zhiwei Reviewed-by: Richard Henderson Reviewed-by: Alistair Francis --- target/riscv/csr.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/target/riscv/csr.c b/target/riscv/csr.c index 9be2820d2b..c00a82022e 100644 --- a/target/riscv/csr.c +++ b/target/riscv/csr.c @@ -1556,6 +1556,9 @@ static bool check_pm_current_disabled(CPURISCVState *env, int csrno) int csr_priv = get_field(csrno, 0x300); int pm_current; + if (env->debugger) { + return false; + } /* * If priv lvls differ that means we're accessing csr from higher priv lvl, * so allow the access