From nobody Sun Nov 24 19:35:24 2024 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 1720685220415213.81871179867312; Thu, 11 Jul 2024 01:07:00 -0700 (PDT) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1sRooh-0008Bj-SO; Thu, 11 Jul 2024 04:06:15 -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 1sRooW-0007yJ-LE for qemu-devel@nongnu.org; Thu, 11 Jul 2024 04:06:05 -0400 Received: from mail.loongson.cn ([114.242.206.163]) by eggs.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1sRooR-0001uq-As for qemu-devel@nongnu.org; Thu, 11 Jul 2024 04:06:04 -0400 Received: from loongson.cn (unknown [10.2.5.185]) by gateway (Coremail) with SMTP id _____8Dxduplko9myy4DAA--.329S3; Thu, 11 Jul 2024 16:05:57 +0800 (CST) Received: from localhost.localdomain (unknown [10.2.5.185]) by localhost.localdomain (Coremail) with SMTP id AQAAf8DxNMVfko9mXttDAA--.13828S11; Thu, 11 Jul 2024 16:05:56 +0800 (CST) From: Song Gao To: qemu-devel@nongnu.org Cc: richard.henderson@linaro.org, Bibo Mao Subject: [PULL 9/9] target/loongarch: Fix cpu_reset set wrong CSR_CRMD Date: Thu, 11 Jul 2024 15:48:29 +0800 Message-Id: <20240711074829.3338879-10-gaosong@loongson.cn> X-Mailer: git-send-email 2.39.1 In-Reply-To: <20240711074829.3338879-1-gaosong@loongson.cn> References: <20240711074829.3338879-1-gaosong@loongson.cn> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-CM-TRANSID: AQAAf8DxNMVfko9mXttDAA--.13828S11 X-CM-SenderInfo: 5jdr20tqj6z05rqj20fqof0/ 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=gaosong@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, 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: 1720685221948116600 Content-Type: text/plain; charset="utf-8" After cpu_reset, DATF in CSR_CRMD is 0, DATM is 0. See the manual[1] 6.4. [1]: https://github.com/loongson/LoongArch-Documentation/releases/downloa= d/2023.04.20/LoongArch-Vol1-v1.10-EN.pdf Signed-off-by: Song Gao Reviewed-by: Bibo Mao Message-Id: <20240705021839.1004374-2-gaosong@loongson.cn> --- target/loongarch/cpu.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/target/loongarch/cpu.c b/target/loongarch/cpu.c index 55d468af3c..d3b5d37938 100644 --- a/target/loongarch/cpu.c +++ b/target/loongarch/cpu.c @@ -523,13 +523,13 @@ static void loongarch_cpu_reset_hold(Object *obj, Res= etType type) env->fcsr0 =3D 0x0; =20 int n; - /* Set csr registers value after reset */ + /* Set csr registers value after reset, see the manual 6.4. */ env->CSR_CRMD =3D FIELD_DP64(env->CSR_CRMD, CSR_CRMD, PLV, 0); env->CSR_CRMD =3D FIELD_DP64(env->CSR_CRMD, CSR_CRMD, IE, 0); env->CSR_CRMD =3D FIELD_DP64(env->CSR_CRMD, CSR_CRMD, DA, 1); env->CSR_CRMD =3D FIELD_DP64(env->CSR_CRMD, CSR_CRMD, PG, 0); - env->CSR_CRMD =3D FIELD_DP64(env->CSR_CRMD, CSR_CRMD, DATF, 1); - env->CSR_CRMD =3D FIELD_DP64(env->CSR_CRMD, CSR_CRMD, DATM, 1); + env->CSR_CRMD =3D FIELD_DP64(env->CSR_CRMD, CSR_CRMD, DATF, 0); + env->CSR_CRMD =3D FIELD_DP64(env->CSR_CRMD, CSR_CRMD, DATM, 0); =20 env->CSR_EUEN =3D FIELD_DP64(env->CSR_EUEN, CSR_EUEN, FPE, 0); env->CSR_EUEN =3D FIELD_DP64(env->CSR_EUEN, CSR_EUEN, SXE, 0); --=20 2.34.1