From nobody Mon Feb 9 21:11:53 2026 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.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; Authentication-Results: mx.zohomail.com; dkim=fail header.i=@wdc.com; spf=pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail(p=none dis=none) header.from=wdc.com ARC-Seal: i=1; a=rsa-sha256; t=1566603875; cv=none; d=zoho.com; s=zohoarc; b=Kx6YbUXyIyakpWhASPTvlj4Zk69ElaqcNKZSAdgfVFiu4iOIKzRBvLdIGdQoNA+lJN7yXUUHmPkzQZRi13brThPM95ia+xjBrUcDJ3xhNrlbys+Ukmybn2QWFuF5l/jBaLjYl9LycpdThU7dAMu5C+0TFYkh57asWr3JH9R6Upk= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zoho.com; s=zohoarc; t=1566603875; h=Content-Transfer-Encoding:Cc:Date:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:References:Sender:Subject:To:ARC-Authentication-Results; bh=FjwUgq22v7Z8kZDQMQwAqk+/TlPESP7pW/zNgwo4a4c=; b=Jjf1lR8N7//Kw3EmD2ULGQJDjvQH9ChEYFphLReEN4cMZSFd7vXJdz80I9xkH/Dmz/3WartZCPR+oYfiQOmu0YbArLe3uMbnxRk44ZaA8N9+bpcTVDYagJkhJm3cYCLQ1PyC9YkIudreJyNiWBPJVOee6lGMhM9bD9m7Tm/ywX0= ARC-Authentication-Results: i=1; mx.zoho.com; dkim=fail header.i=@wdc.com; spf=pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail header.from= (p=none dis=none) header.from= Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1566603875688858.3766961754965; Fri, 23 Aug 2019 16:44:35 -0700 (PDT) Received: from localhost ([::1]:34928 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1i1JEO-0002xg-2G for importer@patchew.org; Fri, 23 Aug 2019 19:44:32 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:49520) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1i1JC1-0000sJ-Bw for qemu-devel@nongnu.org; Fri, 23 Aug 2019 19:42:07 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1i1JBz-0000BM-0m for qemu-devel@nongnu.org; Fri, 23 Aug 2019 19:42:05 -0400 Received: from esa6.hgst.iphmx.com ([216.71.154.45]:13670) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1i1JBy-00007y-3p; Fri, 23 Aug 2019 19:42:02 -0400 Received: from uls-op-cesaip01.wdc.com (HELO uls-op-cesaep01.wdc.com) ([199.255.45.14]) by ob1.hgst.iphmx.com with ESMTP; 24 Aug 2019 07:42:02 +0800 Received: from uls-op-cesaip02.wdc.com ([10.248.3.37]) by uls-op-cesaep01.wdc.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 23 Aug 2019 16:39:19 -0700 Received: from risc6-mainframe.sdcorp.global.sandisk.com (HELO risc6-mainframe.int.fusionio.com) ([10.196.157.58]) by uls-op-cesaip02.wdc.com with ESMTP; 23 Aug 2019 16:42:01 -0700 DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=wdc.com; i=@wdc.com; q=dns/txt; s=dkim.wdc.com; t=1566603722; x=1598139722; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=Mcb2lfn1YX7evWQUTehGcJy+nBgKj5L443nTWq0/w4I=; b=W/dqnB1m0x3vEAqPwxnGVbm5sGbx2wSIRgxnp+mlugPEyNb+XfMbvtS5 2nvaiTs6wnnqVYwd56gjX7sjj5GqE4eeYhhrmbqWqJnzqngnQhGAfusXJ 7DvBUN2jY+Fc9STRrRqtqpZrlRKeyogZb5ZhGuU4czpKK4GuVNj1woBTm XAnqziZYlyz4KXmWZlnYYBpYLpEFM+k3ahckjlceT4CJdVfYFGgHoCHJS WB9KcvpyWG4/7/QTREm7p2tH4RCytJQDMdERiVTyxWqRpZ+W56aYat9uE 0GHvB/18+dxlYzXfPb5NaO5df0/Rx3s3hbLQmGmvE0p0fo42fnXWQqOrp Q==; IronPort-SDR: wOiKCjpTYACzaOHJBNGVfotuOXBU0C5m5hrtYNG5dfCeQEDq/uybtpvX1cnQgfYws2KocfnPpW HyXdjcBTmJO1ok/KqzFVptyrmZQdeW4ZcO3i+376qDmZ85CysDvnDSXstfYcO45wkRtdSWHCOt RG4AacvdtuQEmsAau9jBdQpb4K1UmvWr/0ymr8/jPfLPfAUaDMo3Dq64DeHWYZigPd7bcyTddN i9qQyc3pTfNoqfHahbfS8DPpnerwxWgrhFOCFN+6AN4/oF4eugQUoDb2n2+jK6V6ZqG0UEyoyS ciw= X-IronPort-AV: E=Sophos;i="5.64,422,1559491200"; d="scan'208";a="118154426" IronPort-SDR: K1Zx/nEn0eHlZoXgIKgyyddacfP4fD7MyVpJlnj2iVG/Vd2uCee8+H2eLe5xvke8O4cR8tMU66 ue9rOuaQIfAIIOcGCH1OagoDMILjkj3+bbfLWBvpKfQ4ksgAU4bSlq2WV7HPe5KtUa0i3WpQL9 EkDUeuo6ZH/C52xAojvOh6T3/HTjxktDmPLbxnNI/nLfykW1YsFM37SdRzFDTP2SOEetWlwdbl MWnGyOCLONOrTW97yMx3Puw/JdV384qsWbKlrYRxT2ZaLUjp24FvvPRK9elAtofFJOABibZLgg bm+J8ODkSgMu4K95hYrY+xl0 IronPort-SDR: NmoCdXcQax7LIh6NMOwivIgko4mZztxZad2BxDM6EbTgaQ/QZnjtoBFHRVPiHAlESspV/m0Wfq uHrZJiB+3LYiFfxKYHXHdG+1/2Kz+vxy6jWScYoo4/fJm2GWB45uqBbM3kQpiZG0eIAA/t097B b2u6sy8CVYBWD9Jz8yPKfZhpjunJMpfwWqouG6f0IIzeSCCL1gqHbhatOcd9d0AAXBLgZY6dGd x8LNMbczEOYNmOIBWIWEG2HQ9xUlPNBKFy8A/qpNxkfr5Zlua2KWCeMICP6BJRGTrVF/Tkg6hG 8HM= WDCIronportException: Internal From: Alistair Francis To: qemu-devel@nongnu.org, qemu-riscv@nongnu.org Date: Fri, 23 Aug 2019 16:38:21 -0700 Message-Id: X-Mailer: git-send-email 2.22.0 In-Reply-To: References: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-detected-operating-system: by eggs.gnu.org: FreeBSD 9.x X-Received-From: 216.71.154.45 Subject: [Qemu-devel] [PATCH v1 12/28] target/riscv: Add support for virtual interrupt setting X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: alistair23@gmail.com, Anup.Patel@wdc.com, palmer@sifive.com, alistair.francis@wdc.com, Atish.Patra@wdc.com Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) Content-Type: text/plain; charset="utf-8" Signed-off-by: Alistair Francis Reviewed-by: Palmer Dabbelt --- target/riscv/cpu_helper.c | 21 ++++++++++++++++++--- 1 file changed, 18 insertions(+), 3 deletions(-) diff --git a/target/riscv/cpu_helper.c b/target/riscv/cpu_helper.c index 41d4368128..afb3e8579e 100644 --- a/target/riscv/cpu_helper.c +++ b/target/riscv/cpu_helper.c @@ -38,12 +38,27 @@ static int riscv_cpu_local_irq_pending(CPURISCVState *e= nv) { target_ulong mstatus_mie =3D get_field(*env->mstatus, MSTATUS_MIE); target_ulong mstatus_sie =3D get_field(*env->mstatus, MSTATUS_SIE); - target_ulong pending =3D atomic_read(env->mip) & *env->mie; - target_ulong mie =3D env->priv < PRV_M || (env->priv =3D=3D PRV_M && m= status_mie); - target_ulong sie =3D env->priv < PRV_S || (env->priv =3D=3D PRV_S && m= status_sie); + target_ulong vsstatus_sie =3D get_field(env->mstatus_novirt, MSTATUS_S= IE); + + target_ulong pending =3D atomic_read(&env->mip) & *env->mie; + target_ulong hspending =3D atomic_read(&env->mip_novirt) & env->mie_no= virt; + + target_ulong mie =3D env->priv < PRV_M || (env->priv =3D=3D PRV_M && = mstatus_mie); + target_ulong sie =3D env->priv < PRV_S || (env->priv =3D=3D PRV_S && = mstatus_sie); + target_ulong vsie =3D env->priv < PRV_S || (env->priv =3D=3D PRV_S && = vsstatus_sie); + target_ulong irqs =3D (pending & ~env->mideleg & -mie) | (pending & env->mideleg & -sie); =20 + if (riscv_cpu_virt_enabled(env)) { + target_ulong pending_hs_irq =3D hspending & -vsie; + + if (pending_hs_irq) { + riscv_cpu_set_force_hs_excep(env, FORCE_HS_EXCEP); + return ctz64(pending_hs_irq); + } + } + if (irqs) { return ctz64(irqs); /* since non-zero */ } else { --=20 2.22.0