From patchwork Thu Jan 11 11:15:58 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: gaosong X-Patchwork-Id: 13517231 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 E4309C4707B for ; Thu, 11 Jan 2024 11:30:09 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1rNtFU-0007oL-BJ; Thu, 11 Jan 2024 06:29:24 -0500 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 1rNtFJ-0007lZ-OX for qemu-devel@nongnu.org; Thu, 11 Jan 2024 06:29:13 -0500 Received: from mail.loongson.cn ([114.242.206.163]) by eggs.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1rNtFB-0006r0-QL for qemu-devel@nongnu.org; Thu, 11 Jan 2024 06:29:10 -0500 Received: from loongson.cn (unknown [10.2.5.185]) by gateway (Coremail) with SMTP id _____8Dx+en_0J9lkD8EAA--.8420S3; Thu, 11 Jan 2024 19:29:03 +0800 (CST) Received: from localhost.localdomain (unknown [10.2.5.185]) by localhost.localdomain (Coremail) with SMTP id AQAAf8Bx34f80J9l6+4PAA--.41647S5; Thu, 11 Jan 2024 19:29:02 +0800 (CST) From: Song Gao To: Cc: qemu-devel@nongnu.org, peter.maydell@linaro.org, Tianrui Zhao , xianglai li Subject: [PULL 03/14] target/loongarch: Supplement vcpu env initial when vcpu reset Date: Thu, 11 Jan 2024 19:15:58 +0800 Message-Id: <20240111111609.899183-4-gaosong@loongson.cn> X-Mailer: git-send-email 2.39.1 In-Reply-To: <20240111111609.899183-1-gaosong@loongson.cn> References: <20240111111609.899183-1-gaosong@loongson.cn> MIME-Version: 1.0 X-CM-TRANSID: AQAAf8Bx34f80J9l6+4PAA--.41647S5 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, T_SCC_BODY_TEXT_LINE=-0.01 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 From: Tianrui Zhao Supplement vcpu env initial when vcpu reset, including init vcpu CSR_CPUID,CSR_TID to cpu->cpu_index. The two regs will be used in kvm_get/set_csr_ioctl. Signed-off-by: Tianrui Zhao Signed-off-by: xianglai li Reviewed-by: Song Gao Message-Id: <20240105075804.1228596-4-zhaotianrui@loongson.cn> Signed-off-by: Song Gao --- target/loongarch/cpu.c | 2 ++ target/loongarch/cpu.h | 2 +- 2 files changed, 3 insertions(+), 1 deletion(-) diff --git a/target/loongarch/cpu.c b/target/loongarch/cpu.c index 87dfcdb0a5..9b768c9431 100644 --- a/target/loongarch/cpu.c +++ b/target/loongarch/cpu.c @@ -518,10 +518,12 @@ static void loongarch_cpu_reset_hold(Object *obj) env->CSR_ESTAT = env->CSR_ESTAT & (~MAKE_64BIT_MASK(0, 2)); env->CSR_RVACFG = FIELD_DP64(env->CSR_RVACFG, CSR_RVACFG, RBITS, 0); + env->CSR_CPUID = cs->cpu_index; env->CSR_TCFG = FIELD_DP64(env->CSR_TCFG, CSR_TCFG, EN, 0); env->CSR_LLBCTL = FIELD_DP64(env->CSR_LLBCTL, CSR_LLBCTL, KLO, 0); env->CSR_TLBRERA = FIELD_DP64(env->CSR_TLBRERA, CSR_TLBRERA, ISTLBR, 0); 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); diff --git a/target/loongarch/cpu.h b/target/loongarch/cpu.h index 0c15a174e4..8022f44b44 100644 --- a/target/loongarch/cpu.h +++ b/target/loongarch/cpu.h @@ -319,6 +319,7 @@ typedef struct CPUArchState { uint64_t CSR_PWCH; uint64_t CSR_STLBPS; uint64_t CSR_RVACFG; + uint64_t CSR_CPUID; uint64_t CSR_PRCFG1; uint64_t CSR_PRCFG2; uint64_t CSR_PRCFG3; @@ -350,7 +351,6 @@ typedef struct CPUArchState { uint64_t CSR_DBG; uint64_t CSR_DERA; uint64_t CSR_DSAVE; - uint64_t CSR_CPUID; #ifndef CONFIG_USER_ONLY LoongArchTLB tlb[LOONGARCH_TLB_MAX];