From nobody Thu Nov 13 13:41:00 2025 Delivered-To: importer@patchew.org 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; Authentication-Results: mx.zohomail.com; dkim=fail; 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 1580451154726684.021584523586; Thu, 30 Jan 2020 22:12:34 -0800 (PST) Received: from localhost ([::1]:48722 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1ixPXd-0003Yu-Jd for importer@patchew.org; Fri, 31 Jan 2020 01:12:33 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]:59119) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1ixPUr-0006b7-3a for qemu-devel@nongnu.org; Fri, 31 Jan 2020 01:09:42 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1ixPUp-0000P6-VU for qemu-devel@nongnu.org; Fri, 31 Jan 2020 01:09:41 -0500 Received: from bilbo.ozlabs.org ([2401:3900:2:1::2]:43735 helo=ozlabs.org) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1ixPUp-0000LI-KT; Fri, 31 Jan 2020 01:09:39 -0500 Received: by ozlabs.org (Postfix, from userid 1007) id 4886Hs3nJ7z9sSF; Fri, 31 Jan 2020 17:09:29 +1100 (AEDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=gibson.dropbear.id.au; s=201602; t=1580450969; bh=xwNu4FGfWX/egNgtR4ivugsA4AmzcHorSgS/59pdGpI=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=QvBNHJq7AoHbJaDV2uaEggp8kZVJyem2mcevqewxDVEpoQ0R5KoF/aie1y6qnXvbi uLE9oRKKpis4vmFp6nunfF3nfd2KEEonFzRr2QYSFkNCCVMVSo3PULlqFEpEpFpgdw s5qYx1j+iLc1WdXevRyTKN/3Eu0N7GYABg2y1feY= From: David Gibson To: peter.maydell@linaro.org Subject: [PULL 10/34] ppc/pnv: Add support for HRMOR on Radix host Date: Fri, 31 Jan 2020 17:09:00 +1100 Message-Id: <20200131060924.147449-11-david@gibson.dropbear.id.au> X-Mailer: git-send-email 2.24.1 In-Reply-To: <20200131060924.147449-1-david@gibson.dropbear.id.au> References: <20200131060924.147449-1-david@gibson.dropbear.id.au> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 2401:3900:2:1::2 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: lvivier@redhat.com, qemu-devel@nongnu.org, groug@kaod.org, qemu-ppc@nongnu.org, =?UTF-8?q?C=C3=A9dric=20Le=20Goater?= , David Gibson 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" From: C=C3=A9dric Le Goater When in HV mode, if EA[0] is 0, the Hypervisor Offset Real Mode Register controls the access. Signed-off-by: C=C3=A9dric Le Goater Message-Id: <20200127144154.10170-2-clg@kaod.org> Signed-off-by: David Gibson --- target/ppc/mmu-radix64.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/target/ppc/mmu-radix64.c b/target/ppc/mmu-radix64.c index 066e324464..224e646c50 100644 --- a/target/ppc/mmu-radix64.c +++ b/target/ppc/mmu-radix64.c @@ -235,6 +235,12 @@ int ppc_radix64_handle_mmu_fault(PowerPCCPU *cpu, vadd= r eaddr, int rwx, /* In real mode top 4 effective addr bits (mostly) ignored */ raddr =3D eaddr & 0x0FFFFFFFFFFFFFFFULL; =20 + /* In HV mode, add HRMOR if top EA bit is clear */ + if (msr_hv || !env->has_hv_mode) { + if (!(eaddr >> 63)) { + raddr |=3D env->spr[SPR_HRMOR]; + } + } tlb_set_page(cs, eaddr & TARGET_PAGE_MASK, raddr & TARGET_PAGE_MAS= K, PAGE_READ | PAGE_WRITE | PAGE_EXEC, mmu_idx, TARGET_PAGE_SIZE); --=20 2.24.1