From patchwork Fri Jul 5 02:18:38 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: gaosong X-Patchwork-Id: 13724359 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 5C815C30653 for ; Fri, 5 Jul 2024 02:36:59 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1sPYo6-0007tB-Nd; Thu, 04 Jul 2024 22:36:18 -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 1sPYo2-0007sg-LR for qemu-devel@nongnu.org; Thu, 04 Jul 2024 22:36:15 -0400 Received: from mail.loongson.cn ([114.242.206.163]) by eggs.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1sPYnw-0001QB-9i for qemu-devel@nongnu.org; Thu, 04 Jul 2024 22:36:10 -0400 Received: from loongson.cn (unknown [10.2.5.185]) by gateway (Coremail) with SMTP id _____8AxjusSXIdmGCQBAA--.3398S3; Fri, 05 Jul 2024 10:36:03 +0800 (CST) Received: from localhost.localdomain (unknown [10.2.5.185]) by localhost.localdomain (Coremail) with SMTP id AQAAf8Cx68YQXIdm5s07AA--.6986S2; Fri, 05 Jul 2024 10:36:00 +0800 (CST) From: Song Gao To: qemu-devel@nongnu.org Cc: richard.henderson@linaro.org, philmd@linaro.org, maobibo@loongson.cn Subject: [PATCH v2 1/2] target/loongarch: Set CSR_PRCFG1 and CSR_PRCFG2 values Date: Fri, 5 Jul 2024 10:18:38 +0800 Message-Id: <20240705021839.1004374-1-gaosong@loongson.cn> X-Mailer: git-send-email 2.39.1 MIME-Version: 1.0 X-CM-TRANSID: AQAAf8Cx68YQXIdm5s07AA--.6986S2 X-CM-SenderInfo: 5jdr20tqj6z05rqj20fqof0/ X-Coremail-Antispam: 1Uk129KBjDUn29KB7ZKAUJUUUUU529EdanIXcx71UUUUU7KY7 ZEXasCq-sGcSsGvfJ3UbIjqfuFe4nvWSU5nxnvy29KBjDU0xBIdaVrnUUvcSsGvfC2Kfnx nUUI43ZEXa7xR_UUUUUUUUU== 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+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org We set the value of register CSR_PRCFG3, but left out CSR_PRCFG1 and CSR_PRCFG2. Set CSR_PRCFG1 and CSR_PRCFG2 according to the default values of the physical machine. Signed-off-by: Song Gao Reviewed-by: Bibo Mao --- v2: - Add a new patch fix set CSR_CRMD wrong value; - Set PRCFG1-PRCFG3 values in loongarch_la464_initfn. target/loongarch/cpu.c | 17 ++++++++++++----- 1 file changed, 12 insertions(+), 5 deletions(-) diff --git a/target/loongarch/cpu.c b/target/loongarch/cpu.c index 270f711f11..55d468af3c 100644 --- a/target/loongarch/cpu.c +++ b/target/loongarch/cpu.c @@ -457,6 +457,18 @@ static void loongarch_la464_initfn(Object *obj) env->cpucfg[20] = data; env->CSR_ASID = FIELD_DP64(0, CSR_ASID, ASIDBITS, 0xa); + + env->CSR_PRCFG1 = FIELD_DP64(env->CSR_PRCFG1, CSR_PRCFG1, SAVE_NUM, 8); + env->CSR_PRCFG1 = FIELD_DP64(env->CSR_PRCFG1, CSR_PRCFG1, TIMER_BITS, 0x2f); + env->CSR_PRCFG1 = FIELD_DP64(env->CSR_PRCFG1, CSR_PRCFG1, VSMAX, 7); + + env->CSR_PRCFG2 = 0x3ffff000; + + env->CSR_PRCFG3 = FIELD_DP64(env->CSR_PRCFG3, CSR_PRCFG3, TLB_TYPE, 2); + env->CSR_PRCFG3 = FIELD_DP64(env->CSR_PRCFG3, CSR_PRCFG3, MTLB_ENTRY, 63); + env->CSR_PRCFG3 = FIELD_DP64(env->CSR_PRCFG3, CSR_PRCFG3, STLB_WAYS, 7); + env->CSR_PRCFG3 = FIELD_DP64(env->CSR_PRCFG3, CSR_PRCFG3, STLB_SETS, 8); + loongarch_cpu_post_init(obj); } @@ -538,11 +550,6 @@ static void loongarch_cpu_reset_hold(Object *obj, ResetType type) env->CSR_MERRCTL = FIELD_DP64(env->CSR_MERRCTL, CSR_MERRCTL, ISMERR, 0); env->CSR_TID = cs->cpu_index; - env->CSR_PRCFG3 = FIELD_DP64(env->CSR_PRCFG3, CSR_PRCFG3, TLB_TYPE, 2); - env->CSR_PRCFG3 = FIELD_DP64(env->CSR_PRCFG3, CSR_PRCFG3, MTLB_ENTRY, 63); - env->CSR_PRCFG3 = FIELD_DP64(env->CSR_PRCFG3, CSR_PRCFG3, STLB_WAYS, 7); - env->CSR_PRCFG3 = FIELD_DP64(env->CSR_PRCFG3, CSR_PRCFG3, STLB_SETS, 8); - for (n = 0; n < 4; n++) { env->CSR_DMW[n] = FIELD_DP64(env->CSR_DMW[n], CSR_DMW, PLV0, 0); env->CSR_DMW[n] = FIELD_DP64(env->CSR_DMW[n], CSR_DMW, PLV1, 0);