From nobody Tue Feb 10 20:47:43 2026 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org ARC-Seal: i=1; a=rsa-sha256; t=1697104923; cv=none; d=zohomail.com; s=zohoarc; b=I3ObZ+ijbyXa/TmFv7PZZ6ihKZ+YR1tkKM1iUKDS2yQMd2ZJabV0iiuThRC2TYA+g4tzCsoxrfKmc5tV2dCUX29mIR3XF3NKUw0jo+efYAyLAdX9Mit6hhFRZNa+eSPakEpFUKkco1tlf475whqgV67WTQXds06p3cQ8qkfPQZw= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1697104923; h=Content-Transfer-Encoding:Cc:Cc:Date:Date:From:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:References:Sender:Subject:Subject:To:To:Message-Id:Reply-To; bh=9XGMvvJZUGfMnQ/1RecN9n7QRTY4rets8V/xDm2EU20=; b=TQ4uDIwWb1vzgyV7twced3S7AtnYh26SHTi8pVGviUf0sjfdwGoERWp3SzpzVYiac81CdwAqeGB/bBzEsnMhpZr8Lwan3oq1ouIlD6MZYfALwvzV6m5veL9sSjpEj4USVSaAuL+tAIhJLGkbShS6UTi+/zTY5nIzugT44lsh48k= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1697104923106309.2169171099297; Thu, 12 Oct 2023 03:02:03 -0700 (PDT) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1qqsVO-0007Bc-TQ; Thu, 12 Oct 2023 06:01:22 -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 1qqsVJ-000780-EJ for qemu-devel@nongnu.org; Thu, 12 Oct 2023 06:01:20 -0400 Received: from mail-wr1-x42f.google.com ([2a00:1450:4864:20::42f]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1qqsVH-0006yX-JK for qemu-devel@nongnu.org; Thu, 12 Oct 2023 06:01:17 -0400 Received: by mail-wr1-x42f.google.com with SMTP id ffacd0b85a97d-32483535e51so755625f8f.0 for ; Thu, 12 Oct 2023 03:01:15 -0700 (PDT) Received: from localhost.localdomain (cpc91760-watf12-2-0-cust235.15-2.cable.virginm.net. [81.111.69.236]) by smtp.gmail.com with ESMTPSA id m12-20020a056000024c00b0032d88e370basm3803122wrz.34.2023.10.12.03.01.12 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 12 Oct 2023 03:01:13 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=rivosinc-com.20230601.gappssmtp.com; s=20230601; t=1697104874; x=1697709674; darn=nongnu.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=9XGMvvJZUGfMnQ/1RecN9n7QRTY4rets8V/xDm2EU20=; b=Juj5EbWp8nPuSQeTxDP6atjL9e6BnIGYosHgvD5mw+60+bbVLOit5s2gWpQGsr4q6j M04ggvzTLZFuP0GvsKsJ76wan0JpoElcFUOz8C5DdV7x0EvP5HQ47bhZTV0DRd8wjl8V xjNtz1OVHEvmgk2+P7X4HifI7qR+4GajeazMBFoARqnZYNBXLOx8Wd7s2ztXi9J9UQP3 Co0XYMN9MSwhv4Vf1h3Cq8rXYudyVWO+Zxgk9RNY/EuDobit4dwaY6JTtPOOTzSJaJLC tyR/72rXMlzkIlkbeJEvdWYZxkzoEdRTKdiqgRDX5HfIU+B2I5vHA0g0c2nhQwaqZTdX Nodg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1697104874; x=1697709674; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=9XGMvvJZUGfMnQ/1RecN9n7QRTY4rets8V/xDm2EU20=; b=OGkcwh3Om2YingfsDZFCM2MU91F89TOlNZdUvpjziF/51MD0B+vFcbC2ti828r3EbB 4tqDovWkSm06aFXWUdF7H/P35vKQhOMCPBCzMiHxAz6sbSax3b1NHdVvqjoRm3fWUgWB 3Qqn4f2okm/NYIczjEvJ513hj0LRhdujlWWPwjWRKR+jd4SxBQCdQurwxsSNeit9RU6/ ofF4Gzl9Sn0f/PVXKEubZU6C7lo9jguo5w2fya26ZEiA6Y7gYqY0K7XJc1gO+n7OSJzx MJeZv8akhW08M839u9D0MfWI+szYUXqnSs86U0S/AIm63mIylne80lUAnQM4WO/uZgHp 6jrA== X-Gm-Message-State: AOJu0YyGL7v78GuIuIbLHHckFyy155S1S6xZyy2VupWJK0soH659De+k /ONs1bIVjlgmLXFVXbyVv171DQ== X-Google-Smtp-Source: AGHT+IHwKcwdmJri4A7SR9ovdcCDDHw2MjnX2rBdgbYCjJgsGomg6Wg0FdfDGEoB3/JqsqOPMwiOjQ== X-Received: by 2002:a5d:4f85:0:b0:31a:ea9a:b602 with SMTP id d5-20020a5d4f85000000b0031aea9ab602mr23493717wru.1.1697104873739; Thu, 12 Oct 2023 03:01:13 -0700 (PDT) From: Rajnesh Kanwal To: qemu-riscv@nongnu.org, qemu-devel@nongnu.org Cc: palmer@dabbelt.com, alistair.francis@wdc.com, bin.meng@windriver.com, liweiwei@iscas.ac.cn, dbarboza@ventanamicro.com, zhiwei_liu@linux.alibaba.com, atishp@rivosinc.com, apatel@ventanamicro.com, rkanwal@rivosinc.com Subject: [PATCH v4 2/6] target/riscv: Check for async flag in case of RISCV_EXCP_SEMIHOST. Date: Thu, 12 Oct 2023 11:00:59 +0100 Message-Id: <20231012100103.28612-3-rkanwal@rivosinc.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20231012100103.28612-1-rkanwal@rivosinc.com> References: <20231012100103.28612-1-rkanwal@rivosinc.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2a00:1450:4864:20::42f; envelope-from=rkanwal@rivosinc.com; helo=mail-wr1-x42f.google.com 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, DKIM_SIGNED=0.1, DKIM_VALID=-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: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @rivosinc-com.20230601.gappssmtp.com) X-ZM-MESSAGEID: 1697104925147100005 Content-Type: text/plain; charset="utf-8" RISCV_EXCP_SEMIHOST is set to 0x10, which can be a local interrupt id as well. This change moves RISCV_EXCP_SEMIHOST to switch case so that async flag check is performed before invoking semihosting logic. Signed-off-by: Rajnesh Kanwal Reviewed-by: Alistair Francis --- target/riscv/cpu_helper.c | 10 ++++------ 1 file changed, 4 insertions(+), 6 deletions(-) diff --git a/target/riscv/cpu_helper.c b/target/riscv/cpu_helper.c index 8c28241c18..aaeb1d0d5c 100644 --- a/target/riscv/cpu_helper.c +++ b/target/riscv/cpu_helper.c @@ -1605,15 +1605,13 @@ void riscv_cpu_do_interrupt(CPUState *cs) target_ulong htval =3D 0; target_ulong mtval2 =3D 0; =20 - if (cause =3D=3D RISCV_EXCP_SEMIHOST) { - do_common_semihosting(cs); - env->pc +=3D 4; - return; - } - if (!async) { /* set tval to badaddr for traps with address information */ switch (cause) { + case RISCV_EXCP_SEMIHOST: + do_common_semihosting(cs); + env->pc +=3D 4; + return; case RISCV_EXCP_LOAD_GUEST_ACCESS_FAULT: case RISCV_EXCP_STORE_GUEST_AMO_ACCESS_FAULT: case RISCV_EXCP_LOAD_ADDR_MIS: --=20 2.34.1