From patchwork Thu Jun 27 03:14:30 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alvin Chang X-Patchwork-Id: 13713776 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 C86C4C30658 for ; Thu, 27 Jun 2024 03:16:09 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1sMfbY-0002UL-Mp; Wed, 26 Jun 2024 23:15:24 -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 1sMfbW-0002UA-VC for qemu-devel@nongnu.org; Wed, 26 Jun 2024 23:15:22 -0400 Received: from 60-248-80-70.hinet-ip.hinet.net ([60.248.80.70] helo=Atcsqr.andestech.com) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1sMfbU-0001uA-UY for qemu-devel@nongnu.org; Wed, 26 Jun 2024 23:15:22 -0400 Received: from mail.andestech.com (ATCPCS34.andestech.com [10.0.1.134]) by Atcsqr.andestech.com with ESMTP id 45R3EnJE096262; Thu, 27 Jun 2024 11:14:49 +0800 (+08) (envelope-from alvinga@andestech.com) Received: from atctrx.andestech.com (10.0.15.190) by ATCPCS34.andestech.com (10.0.1.134) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.39; Thu, 27 Jun 2024 11:14:50 +0800 To: , CC: , , , , , Alvin Chang Subject: [PATCH v6 0/3] RISC-V: Modularize common match conditions for trigger Date: Thu, 27 Jun 2024 11:14:30 +0800 Message-ID: <20240627031433.2216509-1-alvinga@andestech.com> X-Mailer: git-send-email 2.34.1 MIME-Version: 1.0 X-Originating-IP: [10.0.15.190] X-ClientProxiedBy: ATCPCS33.andestech.com (10.0.1.100) To ATCPCS34.andestech.com (10.0.1.134) X-DNSRBL: X-MAIL: Atcsqr.andestech.com 45R3EnJE096262 Received-SPF: pass client-ip=60.248.80.70; envelope-from=alvinga@andestech.com; helo=Atcsqr.andestech.com X-Spam_score_int: -8 X-Spam_score: -0.9 X-Spam_bar: / X-Spam_report: (-0.9 / 5.0 requ) BAYES_00=-1.9, RDNS_DYNAMIC=0.982, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, TVD_RCVD_IP=0.001 autolearn=no 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: , Reply-to: Alvin Chang X-Patchwork-Original-From: Alvin Chang via From: Alvin Chang Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org According to RISC-V Debug specification ratified version 0.13 [1] (also applied to version 1.0 [2] but it has not been ratified yet), the enabled privilege levels of the trigger is common match conditions for all the types of the trigger. This series modularize the code for checking the privilege levels of type 2/3/6 triggers by implementing functions trigger_common_match() and trigger_priv_match(). Additional match conditions, such as CSR tcontrol and textra, can be further implemented into trigger_common_match() in the future. [1]: https://github.com/riscv/riscv-debug-spec/releases/tag/task_group_vote [2]: https://github.com/riscv/riscv-debug-spec/releases/tag/1.0.0-rc1-asciidoc Changes from v5: - Merge first two commits to avoid build error Changes from v4: - Rebasing on riscv-to-apply.next Changes from v3: - Change this series to target Debug Spec. version 0.13 Changes from v2: - Explicitly mention the targeting version of RISC-V Debug Spec. Changes from v1: - Fix typo - Add commit description for changing behavior of looping the triggers when we check type 2 triggers. Alvin Chang (3): target/riscv: Add functions for common matching conditions of trigger target/riscv: Apply modularized matching conditions for watchpoint target/riscv: Apply modularized matching conditions for icount trigger target/riscv/debug.c | 129 ++++++++++++++++++++++++++++--------------- 1 file changed, 85 insertions(+), 44 deletions(-)