From patchwork Mon Oct 7 03:33:56 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: LIU Zhiwei X-Patchwork-Id: 1993352 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@legolas.ozlabs.org Authentication-Results: legolas.ozlabs.org; dkim=pass (1024-bit key; unprotected) header.d=linux.alibaba.com header.i=@linux.alibaba.com header.a=rsa-sha256 header.s=default header.b=ZiYyV/Ao; dkim-atps=neutral Authentication-Results: legolas.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=patchwork.ozlabs.org) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-ECDSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by legolas.ozlabs.org (Postfix) with ESMTPS id 4XMPvZ1Kkgz1xtV for ; Mon, 7 Oct 2024 14:36:26 +1100 (AEDT) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1sxeXT-0007CT-DK; Sun, 06 Oct 2024 23:36:03 -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 1sxeXP-00072u-Up; Sun, 06 Oct 2024 23:36:01 -0400 Received: from out30-98.freemail.mail.aliyun.com ([115.124.30.98]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1sxeXN-0006Ju-IV; Sun, 06 Oct 2024 23:35:59 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.alibaba.com; s=default; t=1728272152; h=From:To:Subject:Date:Message-Id:MIME-Version; bh=1NzQGwouVfdUIXxYtTl0qsxrrGtbt73O6bVWAN6aT1A=; b=ZiYyV/AoKDEcB//SGUV5UrMxIPHOhVvUe81zQw8OIZoCrjhfQUZ+4wyKx8B+/UFNpBUT3873OSvFQ39fZo6uBhd7aOR5k4v4321WhKh9pgASSpL8q3Fvzanmr+Ub4qnfoD+B1HtNrBBveDxozRu29+DVDS9mVBJbVGcU0gRdl1w= Received: from localhost.localdomain(mailfrom:zhiwei_liu@linux.alibaba.com fp:SMTPD_---0WGLRa-D_1728272150) by smtp.aliyun-inc.com; Mon, 07 Oct 2024 11:35:51 +0800 From: LIU Zhiwei To: qemu-devel@nongnu.org Cc: qemu-riscv@nongnu.org, palmer@dabbelt.com, alistair.francis@wdc.com, dbarboza@ventanamicro.com, liwei1518@gmail.com, bmeng.cn@gmail.com, TANG Tiancheng Subject: [PATCH v1 3/7] target/riscv: Read pte and satp based on SXL in PTW Date: Mon, 7 Oct 2024 11:33:56 +0800 Message-Id: <20241007033400.50163-4-zhiwei_liu@linux.alibaba.com> X-Mailer: git-send-email 2.39.3 (Apple Git-146) In-Reply-To: <20241007033400.50163-1-zhiwei_liu@linux.alibaba.com> References: <20241007033400.50163-1-zhiwei_liu@linux.alibaba.com> MIME-Version: 1.0 Received-SPF: pass client-ip=115.124.30.98; envelope-from=zhiwei_liu@linux.alibaba.com; helo=out30-98.freemail.mail.aliyun.com X-Spam_score_int: -174 X-Spam_score: -17.5 X-Spam_bar: ----------------- X-Spam_report: (-17.5 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, ENV_AND_HDR_SPF_MATCH=-0.5, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_VALIDITY_CERTIFIED_BLOCKED=0.001, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, UNPARSEABLE_RELAY=0.001, USER_IN_DEF_DKIM_WL=-7.5, USER_IN_DEF_SPF_WL=-7.5 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+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org From: TANG Tiancheng Satp and PTE are always SXLEN-bit. when SXLEN is 32, read PTE as 4 bytes, and treat satp as SATP32. Signed-off-by: TANG Tiancheng --- target/riscv/cpu_helper.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/target/riscv/cpu_helper.c b/target/riscv/cpu_helper.c index 077f6d77c3..773789e02e 100644 --- a/target/riscv/cpu_helper.c +++ b/target/riscv/cpu_helper.c @@ -851,7 +851,7 @@ static int get_physical_address(CPURISCVState *env, hwaddr *physical, vm = get_field(env->vsatp, SATP64_MODE); } } else { - if (riscv_cpu_mxl(env) == MXL_RV32) { + if (riscv_cpu_sxl(env) == MXL_RV32) { base = (hwaddr)get_field(env->satp, SATP32_PPN) << PGSHIFT; vm = get_field(env->satp, SATP32_MODE); } else { @@ -972,7 +972,7 @@ restart: return TRANSLATE_PMP_FAIL; } - if (riscv_cpu_mxl(env) == MXL_RV32) { + if (riscv_cpu_sxl(env) == MXL_RV32) { pte = address_space_ldl(cs->as, pte_addr, attrs, &res); } else { pte = address_space_ldq(cs->as, pte_addr, attrs, &res);