From mboxrd@z Thu Jan 1 00:00:00 1970 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 lists1p.gnu.org (lists1p.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 D4A1FCD4F3C for ; Mon, 18 May 2026 07:07:55 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists1p.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1wOs4h-0001lX-UC; Mon, 18 May 2026 03:07:40 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists1p.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1wOs4c-0001l7-SV for qemu-devel@nongnu.org; Mon, 18 May 2026 03:07:35 -0400 Received: from mail-pf1-x433.google.com ([2607:f8b0:4864:20::433]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1wOs4b-0007uZ-Bc for qemu-devel@nongnu.org; Mon, 18 May 2026 03:07:34 -0400 Received: by mail-pf1-x433.google.com with SMTP id d2e1a72fcca58-83975e992e1so678838b3a.2 for ; Mon, 18 May 2026 00:07:32 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=sifive.com; s=google; t=1779088052; x=1779692852; darn=nongnu.org; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:from:to:cc:subject:date:message-id:reply-to; bh=0tPZf8B+25wJP/kubbDpbroe/eYfjrQzoUuV7XnmbvU=; b=HVUQt+ewn3hNo/YJBLuLu4mSONJHDTlz9nezaI1QzrBzeqdk2wmX9aatB9f0jpzTRe Es4lNtHBo5iTt6FgzkJWT6ruKRCVnl1j4yC9l/BIl8lvCk3shOjkqh7LaIGS0wvzZzNX 71Hsg++uFcQnylxvqB/gnkVE1xa11uuJBgyN87bLpVXyGrNTbepyD2/OEXf6rcSu85S5 vLBn2mkZKMdF5Cl6GQLWhfF2maxm1fC/X5TaIpsq7ONxVe4WuTkawuJOkkDp8NcIasWH VzjCXg9OrBG/RtpBveNHoPdFjpxktoexJ8Z8Zh2NnFxLGMRFibYp/vyJ4azVQ/+efXFE m+sw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1779088052; x=1779692852; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:x-gm-gg:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to; bh=0tPZf8B+25wJP/kubbDpbroe/eYfjrQzoUuV7XnmbvU=; b=KdIcaRmuF+S7/ApCvGQZE1rqx+dbKALBu67OA8e52weUWQUaMzF2NH8MFq+ApmPvD5 qPGlmXktHVReeW8kJ05KhrAG6whAYi7KTDi4MJn8/Sf5cPr1pobZaRF05cKzw8g7MBrD SMu37QMaM8FDfctfmaX840WRvoDP3fyLqT+EVxyZ/nrDmGH/azQnVTsog+WzahjzT/X1 aqFIZ+n24YmI/yJrOvFA9rY0YgUoIQ7L243KpgvQ1NOcpBlAnEsl9BX6gqgBj7JQcBod h34MBbyXSLngm5QRjYlNASuVEMJqwp6pmM9mu5AJ5hwuo01VRcGfs2YfFulGm45t+rkq VNMg== X-Gm-Message-State: AOJu0Yx1kMDhcKIm9L92PK8YHmhHgB3lF7Msg2XR/sghM86WcSzfMD9r 3cBA0+vjSeuF7Cxoo5SBjzdRxLJ03W9AxovaJMcQ5B6g65icHV7yfTs2s/koHQtjxTuK15Ompyu Z3F1V6rbXpK3amEJTt2sXvU/V2CDkeYO/eTr0K5hMGqRNUpYcdAMDXkDX8ngU5LcATNY3AvWqix DqwNQLb6yDKQ+7Oyjtax5Shq19iZcvTfZY2JuOZYT6Q/8= X-Gm-Gg: Acq92OHGkcq744Vr6kKt9l30LO2ST8Zf4Tn91Tp73Rz2rg8BL28n+zTacD+Rt9FA66y LTTmamurYpbNMre1/JsXTmeNn/adl6e02ypFkfNmoswwMGrDfNZcm9R16qPpum0rqEFB9GhmSIe PUu9xoFPi2gwcmet3DYYvPAl0op0xdhpClrm2Mb7czvCMZGMsZ7cQ/0XGqTEwVLx5O8OqlVzVbF cJgDKunKUfBvgtdi7Fx0Mr1FEfbLa5ZViYR/upWyF6X8iJfEcesCfOITiT9xdh/3wn8GwqsxT5Y EErhujA5hdh/ZJcCxdzj3mBsWq1HkLxD6GH1vV8/zNB8SSQ/I93aH4G/eXwZWNqM8Kj8LWGLpIJ uvfH/25UHDNoZf9Suh7foOGTNYgDRuVwPIwuWGJRI9vnpMuEDvf8EsrGBadG/GOM5lKGNFGhgng MGgtYOuDu1/+KYWXelgABuMU9jtIm85FVcfNmn4F192ffo6ezLw7dN4A+adQHO1wIukwTW1oTr X-Received: by 2002:a05:6a00:808f:b0:81f:3bcb:af2a with SMTP id d2e1a72fcca58-83f33c60a46mr13199854b3a.26.1779088051416; Mon, 18 May 2026 00:07:31 -0700 (PDT) Received: from jchang-1875.internal.sifive.com ([136.226.240.163]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-83f19c5ceb3sm13411671b3a.34.2026.05.18.00.07.29 (version=TLS1_3 cipher=TLS_CHACHA20_POLY1305_SHA256 bits=256/256); Mon, 18 May 2026 00:07:31 -0700 (PDT) From: Jay Chang To: qemu-devel@nongnu.org, qemu-riscv@nongnu.org Cc: Palmer Dabbelt , Alistair Francis , Weiwei Li , Daniel Henrique Barboza , Liu Zhiwei , Chao Liu , Jay Chang Subject: [PATCH v4 0/2] target/riscv: Fix PMP address alignment Date: Mon, 18 May 2026 15:07:23 +0800 Message-ID: <20260518070725.9816-1-jay.chang@sifive.com> X-Mailer: git-send-email 2.48.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=2607:f8b0:4864:20::433; envelope-from=jay.chang@sifive.com; helo=mail-pf1-x433.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, 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: qemu development 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 This series fixes PMP address alignment to comply with the RISC-V specification WARL (Write-Any, Read-Legal) semantics. When configuring pmpcfg (TOR, NA4, or NAPOT) and pmpaddr, if the value is smaller than the PMP granularity, it needs to be aligned to the PMP granularity. Changes in v4: - Rebase riscv-to-apply.next Changes in v3: - Use ROUND_UP() macro for NAPOT address alignment Changes in v2: - Fixed commit message grammar ("it needs to be aligned") - Use ROUND_DOWN() macro for TOR address alignment to improve code readability Jay Chang (2): target/riscv: Align pmp size to pmp-granularity target/riscv: Use macros for PMP address alignment target/riscv/pmp.c | 22 ++++++++++++++++------ 1 file changed, 16 insertions(+), 6 deletions(-) -- 2.48.1