From patchwork Mon Jun 26 05:56:35 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?q?C=C3=A9dric_Le_Goater?= X-Patchwork-Id: 1799685 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@legolas.ozlabs.org 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=) 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 4QqHRD2hX0z20ZS for ; Mon, 26 Jun 2023 16:06:32 +1000 (AEST) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1qDfEa-0003eU-Tw; Mon, 26 Jun 2023 01:57:57 -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 1qDfEY-0003Xy-1i; Mon, 26 Jun 2023 01:57:54 -0400 Received: from gandalf.ozlabs.org ([150.107.74.76]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1qDfEW-0007Xt-40; Mon, 26 Jun 2023 01:57:53 -0400 Received: from gandalf.ozlabs.org (gandalf.ozlabs.org [150.107.74.76]) by gandalf.ozlabs.org (Postfix) with ESMTP id 4QqHF94273z4wb6; Mon, 26 Jun 2023 15:57:49 +1000 (AEST) Received: from authenticated.ozlabs.org (localhost [127.0.0.1]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by mail.ozlabs.org (Postfix) with ESMTPSA id 4QqHF70C2Yz4wb1; Mon, 26 Jun 2023 15:57:46 +1000 (AEST) From: =?utf-8?q?C=C3=A9dric_Le_Goater?= To: Richard Henderson Cc: qemu-devel@nongnu.org, qemu-ppc@nongnu.org, Daniel Henrique Barboza , Nicholas Piggin , Harsh Prateek Bora , =?utf-8?q?C=C3=A9dric_Le_Goater?= Subject: [PULL 18/30] target/ppc: Add ISA v3.1 LEV indication in SRR1 for system call interrupts Date: Mon, 26 Jun 2023 07:56:35 +0200 Message-ID: <20230626055647.1147743-19-clg@kaod.org> X-Mailer: git-send-email 2.41.0 In-Reply-To: <20230626055647.1147743-1-clg@kaod.org> References: <20230626055647.1147743-1-clg@kaod.org> MIME-Version: 1.0 Received-SPF: pass client-ip=150.107.74.76; envelope-from=SRS0=U+Ap=CO=kaod.org=clg@ozlabs.org; helo=gandalf.ozlabs.org X-Spam_score_int: -16 X-Spam_score: -1.7 X-Spam_bar: - X-Spam_report: (-1.7 / 5.0 requ) BAYES_00=-1.9, HEADER_FROM_DIFFERENT_DOMAINS=0.249, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 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: , Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org From: Nicholas Piggin System call interrupts in ISA v3.1 CPUs add a LEV indication in SRR1 that corresponds with the LEV field of the instruction that caused the interrupt. Signed-off-by: Nicholas Piggin Reviewed-by: Harsh Prateek Bora Signed-off-by: Cédric Le Goater --- target/ppc/excp_helper.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/target/ppc/excp_helper.c b/target/ppc/excp_helper.c index 2a0070cf4378..8e2fec3551b9 100644 --- a/target/ppc/excp_helper.c +++ b/target/ppc/excp_helper.c @@ -1591,6 +1591,10 @@ static void powerpc_excp_books(PowerPCCPU *cpu, int excp) vhc->hypercall(cpu->vhyp, cpu); return; } + if (env->insns_flags2 & PPC2_ISA310) { + /* ISAv3.1 puts LEV into SRR1 */ + msr |= lev << 20; + } if (lev == 1) { new_msr |= (target_ulong)MSR_HVB; }