From patchwork Mon May 15 09:26:54 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Nicholas Piggin X-Patchwork-Id: 13241042 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 311FFC77B75 for ; Mon, 15 May 2023 09:29:09 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1pyUUn-0004pi-5p; Mon, 15 May 2023 05:27:57 -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 1pyUUT-0004n4-Js; Mon, 15 May 2023 05:27:37 -0400 Received: from mail-pg1-x534.google.com ([2607:f8b0:4864:20::534]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1pyUUS-0002vN-5L; Mon, 15 May 2023 05:27:37 -0400 Received: by mail-pg1-x534.google.com with SMTP id 41be03b00d2f7-51b0f9d7d70so11484004a12.1; Mon, 15 May 2023 02:27:35 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20221208; t=1684142854; x=1686734854; 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=wDS8H8TgM41kNb4ppQTLDBtazoazirTT+YfL2ECPnfQ=; b=mV4BDDTbkbiQRaK3B+fG7N3NcxO5J+OIHeJPsEEMmk9WP7qQIai5QuzyDTztNMO7F3 jFcq94A754tpzdxoDaQ9KUDMKCHbI/IsrSmrq+8rw3SACsh/yWDpIAL8jll53ZjZO1eH MVzqcU8JYqM2bcKFwUke0ejg70zTqTo8KDrfMhwr3JwrZLAQj0C2kwk33hERUXS2Aftw ByzYzBiwbZknALfqu01u3oxIdTJVh3vufxTE1VLlhLcZz1vBJvSRzl6lnk56lr0as5ZC b87D3vou7rcA7bK3L4ktQmGk/heb/zFlVL+u09dNR+ESf29J0FmiWgmOWZ9owMElWHio IwGw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1684142854; x=1686734854; 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=wDS8H8TgM41kNb4ppQTLDBtazoazirTT+YfL2ECPnfQ=; b=K6VREyzxPaJhX0fn4EWrCikk1dLNZF51gwrY/18L+8Cgr6oIl6veRXOdTniIrambpV Dx65jvysKd33Ni7H1x10I5bbsZO2VWJIvXH2EGcTSq6pZz7TNwpdO/nJEl0xGQvjKBOS +cIgexAGiufukyrohco7T/BcKQ2bEClwn8j+hQQL3/8zFCKYXJ1f845TiWJrMJFvy3Cg fq6AXRL3vDEPA0n9KuZRyvEr8wsoQ3/e8raiuWW6OvOX2V0t73XVCuc18Z7EQCDohTfy /ko4FZW5dsbL+jEmGMwztTNHqDNXGchJnp8JQTosxGkTxJD/rTLJVkxRRWQZOu1MxLhZ 25QQ== X-Gm-Message-State: AC+VfDwmEHUGgRXX2Cb1s0OJqUKF2AngM2OjfvDMt2z9J3Yaidu2eAtF Q65W7EdWqYDCOn+AIdks/3GZSIIy0ho= X-Google-Smtp-Source: ACHHUZ5dHIiZnwbuQMy+PsFvBPopnqbEfAXfgWOcy9xEoSmdNAXNFEIfe8z1nqk4t413EpJXxJW7hQ== X-Received: by 2002:a05:6a20:8f13:b0:101:2160:ff89 with SMTP id b19-20020a056a208f1300b001012160ff89mr29678783pzk.38.1684142853842; Mon, 15 May 2023 02:27:33 -0700 (PDT) Received: from wheely.local0.net ([202.168.30.146]) by smtp.gmail.com with ESMTPSA id n20-20020aa79054000000b006466f0be263sm11387818pfo.73.2023.05.15.02.27.31 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 15 May 2023 02:27:33 -0700 (PDT) From: Nicholas Piggin To: qemu-ppc@nongnu.org Cc: Nicholas Piggin , qemu-devel@nongnu.org, Daniel Henrique Barboza Subject: [PATCH v3 8/9] target/ppc: Add ISA v3.1 LEV indication in SRR1 for system call interrupts Date: Mon, 15 May 2023 19:26:54 +1000 Message-Id: <20230515092655.171206-9-npiggin@gmail.com> X-Mailer: git-send-email 2.40.1 In-Reply-To: <20230515092655.171206-1-npiggin@gmail.com> References: <20230515092655.171206-1-npiggin@gmail.com> MIME-Version: 1.0 Received-SPF: pass client-ip=2607:f8b0:4864:20::534; envelope-from=npiggin@gmail.com; helo=mail-pg1-x534.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, FREEMAIL_FROM=0.001, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 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+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org 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 --- Since v2: new patch. 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 529a4513a3..25f9fa9d3f 100644 --- a/target/ppc/excp_helper.c +++ b/target/ppc/excp_helper.c @@ -1559,6 +1559,10 @@ 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; }