From patchwork Fri Mar 5 17:14:30 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Peter Maydell X-Patchwork-Id: 393531 Delivered-To: patch@linaro.org Received: by 2002:a02:8562:0:0:0:0:0 with SMTP id g89csp619745jai; Fri, 5 Mar 2021 09:30:52 -0800 (PST) X-Google-Smtp-Source: ABdhPJzqujWuASFZXfvGiV30qwEWgo8TU1z+egjPhIP98YZ1ZFZAb28Qrheqokti/eZYq5R+U/9B X-Received: by 2002:a92:3652:: with SMTP id d18mr6038322ilf.100.1614965452751; Fri, 05 Mar 2021 09:30:52 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1614965452; cv=none; d=google.com; s=arc-20160816; b=y2VlLJ/vEMTiGO9XIBoLFQdnJK+WjbHEfLmHfDrtLNCpTEnd8x297oMUPRl/AoE9JC QcoEaAxNoCudj94IYw5+wh0RloYuW8awT9NIs9ACewSWsdw6JtjRY5neYzXSVUOutIBe VRqEAQrAWEGMd5ZqiERNANcGaj+z6vD1hdQR5Gnoo7+3oZ9NvlYBQsJcXdcXkyxclctC JA3cfv2p9ysj62Z6sWnuEmcax3xqDTLQX3m3L0A0BD1fWywz3PDZyansbqbWQ6Q8rQJl KApgTHNrZANtzzj+XOmA3CbvfkTf5f5qZ9E4VXXynJL+OtjAbfRwlKvg4ruRLU0Y/RTX 1GJw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=sender:errors-to:list-subscribe:list-help:list-post:list-archive :list-unsubscribe:list-id:precedence:content-transfer-encoding :mime-version:references:in-reply-to:message-id:date:subject:to:from :dkim-signature; bh=RlYFnBv0whdfki0/tF2YTJLn0lEijjZ8E3Bere5iAHk=; b=JFZ5Uau1Z8fbzpioNcCetFRsl0FJi+8teosmkaaHs6ZIWaxMnV3uNv2HqPAgLDSolh 7CV725ZHtFl27Qzyv0bBTrDS8yzJt8htcJ7iDtRdiaVZvkZZzWT1zEy8EJh1ENpPOvSU bGAkYAHR7edaAuy0BcuzavMly+BeUYTeO0AoDKY72Fp2AMO8bxALq/UEedQ6bQiIrRDu cUK7PEaBCbdjZ5qLf1e5l/JeVr4+MxOILbD2StsoA77txk2nUQFGYSvU0yBbqWLaSRI8 opjERlrlpohRVuAeuqn39T1mjoyOlhSRjzRu8iydE1G95sMYPoeS44itsC0/HATuF3MB wRpw== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@linaro.org header.s=google header.b=c9vn2Nwo; spf=pass (google.com: domain of qemu-devel-bounces+patch=linaro.org@nongnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom="qemu-devel-bounces+patch=linaro.org@nongnu.org"; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=linaro.org Return-Path: Received: from lists.gnu.org (lists.gnu.org. [209.51.188.17]) by mx.google.com with ESMTPS id w15si2735307iot.97.2021.03.05.09.30.52 for (version=TLS1_2 cipher=ECDHE-ECDSA-CHACHA20-POLY1305 bits=256/256); Fri, 05 Mar 2021 09:30:52 -0800 (PST) Received-SPF: pass (google.com: domain of qemu-devel-bounces+patch=linaro.org@nongnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; Authentication-Results: mx.google.com; dkim=pass header.i=@linaro.org header.s=google header.b=c9vn2Nwo; spf=pass (google.com: domain of qemu-devel-bounces+patch=linaro.org@nongnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom="qemu-devel-bounces+patch=linaro.org@nongnu.org"; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=linaro.org Received: from localhost ([::1]:46550 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1lIEHs-0005He-6D for patch@linaro.org; Fri, 05 Mar 2021 12:30:52 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]:37970) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lIE30-0006Ws-O0 for qemu-devel@nongnu.org; Fri, 05 Mar 2021 12:15:30 -0500 Received: from mail-wm1-x342.google.com ([2a00:1450:4864:20::342]:34351) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1lIE2r-0007Rd-MI for qemu-devel@nongnu.org; Fri, 05 Mar 2021 12:15:30 -0500 Received: by mail-wm1-x342.google.com with SMTP id n11-20020a05600c4f8bb029010e5cf86347so1102955wmq.1 for ; Fri, 05 Mar 2021 09:15:21 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:subject:date:message-id:in-reply-to:references:mime-version :content-transfer-encoding; bh=RlYFnBv0whdfki0/tF2YTJLn0lEijjZ8E3Bere5iAHk=; b=c9vn2NwotGB82u7y7YB9F45I9eL39BYNt01dJHq08Qs3MXodZ9Zra6XtP8LkcTEQMs rY7YNPHc49TtSHMMSESO7JIcV7REcI5q+WiUkjjxi95hgJMXaKxgQv23sJlJVQVYPcQW QJh6Y5tUcvygLU2JG1a4Zc28sKUL61Gp39I9t2oqyDbXcrLyH+NnbP5PWiW40SmNs6AA Jo26kI/XaX6JHYbLxPTZHoz/p7lnGmCA6eLHk8LVxxmgruV1fDHi4M06rASyvSnt6jgh 9yTRLKmrvk/FBrfsmcgbKvY47MxzrrqyQ9lQm2WrAV9E4IFnLgfnZhEX5CSyxjqSMDuT Rnag== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=RlYFnBv0whdfki0/tF2YTJLn0lEijjZ8E3Bere5iAHk=; b=bL1cXuLDOtv6asW+649S8q9J/vVnOWAqOkBGtmS5SxiilceBHyyoGExZ3tcj6fXrzP OhKFoqETdf0bio6Xyk1gwoJMscKWITHoHmqIDFFR5rXQ/0WMtAC5hiVdBhuCHXYZMl5y kmUOpOTjBKaGH//avpiqmgVrKJ4MSrG0IIK1hpkpPTUxcArdNvilGCZuDvagpKwjRMAK i0rZd1gAbN9zKwNn/6ek0YMfLjz5ENZadBfQEA9G5TMmSmjcZ89NIIyZfzZaWId//ZUr VsEgXn7XJ9zHBSbZ4RPhOHNNLVWzOqQmIYrSjYzMTU0FRz3j2T7cTpBRsin3KGEXrPTw aQpA== X-Gm-Message-State: AOAM5324V3g6fmlotMuHCcrroC4fe9u1fAB4G8WxE3qtIqyuTyunMjNR DUYnsnulEZrVP8yema4aA9lBRAwQ3uBtRQ== X-Received: by 2002:a05:600c:3581:: with SMTP id p1mr9867602wmq.91.1614964520119; Fri, 05 Mar 2021 09:15:20 -0800 (PST) Received: from orth.archaic.org.uk (orth.archaic.org.uk. [81.2.115.148]) by smtp.gmail.com with ESMTPSA id m132sm5942357wmf.45.2021.03.05.09.15.19 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 05 Mar 2021 09:15:19 -0800 (PST) From: Peter Maydell To: qemu-devel@nongnu.org Subject: [PULL 04/49] target/arm: Enable FEAT_SSBS for "max" AARCH64 CPU Date: Fri, 5 Mar 2021 17:14:30 +0000 Message-Id: <20210305171515.1038-5-peter.maydell@linaro.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20210305171515.1038-1-peter.maydell@linaro.org> References: <20210305171515.1038-1-peter.maydell@linaro.org> MIME-Version: 1.0 Received-SPF: pass client-ip=2a00:1450:4864:20::342; envelope-from=peter.maydell@linaro.org; helo=mail-wm1-x342.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, 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: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+patch=linaro.org@nongnu.org Sender: "Qemu-devel" From: Rebecca Cran Set ID_AA64PFR1_EL1.SSBS to 2 and ID_PFR2.SSBS to 1. Signed-off-by: Rebecca Cran Reviewed-by: Richard Henderson Message-id: 20210216224543.16142-3-rebecca@nuviainc.com Signed-off-by: Peter Maydell --- target/arm/cpu64.c | 5 +++++ 1 file changed, 5 insertions(+) -- 2.20.1 diff --git a/target/arm/cpu64.c b/target/arm/cpu64.c index c255f1bcc39..f0a9e968c9c 100644 --- a/target/arm/cpu64.c +++ b/target/arm/cpu64.c @@ -674,6 +674,7 @@ static void aarch64_max_initfn(Object *obj) t = cpu->isar.id_aa64pfr1; t = FIELD_DP64(t, ID_AA64PFR1, BT, 1); + t = FIELD_DP64(t, ID_AA64PFR1, SSBS, 2); /* * Begin with full support for MTE. This will be downgraded to MTE=0 * during realize if the board provides no tag memory, much like @@ -723,6 +724,10 @@ static void aarch64_max_initfn(Object *obj) u = FIELD_DP32(u, ID_PFR0, DIT, 1); cpu->isar.id_pfr0 = u; + u = cpu->isar.id_pfr2; + u = FIELD_DP32(u, ID_PFR2, SSBS, 1); + cpu->isar.id_pfr2 = u; + u = cpu->isar.id_mmfr3; u = FIELD_DP32(u, ID_MMFR3, PAN, 2); /* ATS1E1 */ cpu->isar.id_mmfr3 = u;