From patchwork Tue Oct 11 01:06:18 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ricardo Koller X-Patchwork-Id: 13003497 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 4AF87C43217 for ; Tue, 11 Oct 2022 01:06:47 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229676AbiJKBGq (ORCPT ); Mon, 10 Oct 2022 21:06:46 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48976 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229665AbiJKBGn (ORCPT ); Mon, 10 Oct 2022 21:06:43 -0400 Received: from mail-yw1-x1149.google.com (mail-yw1-x1149.google.com [IPv6:2607:f8b0:4864:20::1149]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id C3A0A537FC for ; Mon, 10 Oct 2022 18:06:42 -0700 (PDT) Received: by mail-yw1-x1149.google.com with SMTP id 00721157ae682-34d188806a8so119520437b3.19 for ; Mon, 10 Oct 2022 18:06:42 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20210112; h=cc:to:from:subject:message-id:references:mime-version:in-reply-to :date:from:to:cc:subject:date:message-id:reply-to; bh=G5HDQ76XxR6LhG5G7Q04ltrToK8CzPidrVSTTOm2giM=; b=nEWlcyrt0nCFF41on5PLOyPT5ANVJAvY+BjoFq/+7B2SzlritkipQ+XdyBTDhnRHnN x0tFVJ5Udv+ogPw0pEKe1KuwBqESCRATne5McvPB47ZcJhNcYP8QnHySc2EeCBgvgFZf ekGVGVtY/xHmML54ErAJ6FwC9orIeCyxMNEpdEWgdFIC7FHCu5JYWBUMMW4+DEJURrQe pZAFDx9fa92bldqRvCeZHk2pkstoSR5GJ8aLyx3xePRAfm0UxaC8fkj9h1hU7um/oLBf sICdhq5q5xERyorGhSiO1kQwtpbnX5UTKt7HvgQKrIEzCSsXSTIwO3in5vU+VRymHYGY fxww== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=cc:to:from:subject:message-id:references:mime-version:in-reply-to :date:x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=G5HDQ76XxR6LhG5G7Q04ltrToK8CzPidrVSTTOm2giM=; b=KddCBf3FBx0MTIpd3d0QBiWhWd6xPc1Q/5m2Hh2DlIoxDZvgIVakdlS4/SrXq1QYXC Mucm1p1JrUYvUMOKtDEEOgEBd3zOnQSDFFA82XbhJH85NfSEaAHrb+RRHcjVdnNgitUg SF2Ho+4Ip5kPsUINWgaUKg1vnZunFZNVX8RusP/0A+8+r3i/e+ffdUwYz5qhxbIDTcBf K2bTnoLTRnNKMUr0WK68leAykLqz3Kub8J7Fk+tx6G5q7/BH4V4GWKMUS5CNNVxBjmEe kDkNU2EQcIAzt45NoOR7TLp5RAcJ6vk0gOA91BHDAOvZYrq5cRiHX/PZPxT6BIDq0BIV Bk7w== X-Gm-Message-State: ACrzQf1PS4/cf6MBTPAsOVSux/wsOSjOmfoSOirC53a6JV2vwiW5upio m4osdWAqrT/In74GIoAfpY6dF0eL7ENd7VGv1muCNCKUg50xY6kKVNGRTCnRcQVEW9m6NZtwT6M N40/KsQ0iRKur29C99MGaGXbx6VqL6fE0SVN+EpR2vtcOgOvfr1pceRzAPG74nVo= X-Google-Smtp-Source: AMsMyM4vh+AzTn/oWIaOk0oo483LBa9Y4ObtOhRbF9XhamGnuxyJwOjF5KJtpTGc8cl+K/YMmG/YwrzL9cF2OQ== X-Received: from ricarkol4.c.googlers.com ([fda3:e722:ac3:cc00:20:ed76:c0a8:1248]) (user=ricarkol job=sendgmr) by 2002:a0d:c285:0:b0:354:deb2:1aaa with SMTP id e127-20020a0dc285000000b00354deb21aaamr19074489ywd.4.1665450401600; Mon, 10 Oct 2022 18:06:41 -0700 (PDT) Date: Tue, 11 Oct 2022 01:06:18 +0000 In-Reply-To: <20221011010628.1734342-1-ricarkol@google.com> Mime-Version: 1.0 References: <20221011010628.1734342-1-ricarkol@google.com> X-Mailer: git-send-email 2.38.0.rc1.362.ged0d419d3c-goog Message-ID: <20221011010628.1734342-5-ricarkol@google.com> Subject: [PATCH v9 04/14] KVM: selftests: aarch64: Construct DEFAULT_MAIR_EL1 using sysreg.h macros From: Ricardo Koller To: kvm@vger.kernel.org, kvmarm@lists.linux.dev, kvmarm@lists.cs.columbia.edu, andrew.jones@linux.dev Cc: pbonzini@redhat.com, maz@kernel.org, seanjc@google.com, alexandru.elisei@arm.com, eric.auger@redhat.com, oupton@google.com, reijiw@google.com, rananta@google.com, bgardon@google.com, dmatlack@google.com, axelrasmussen@google.com, Ricardo Koller Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org Define macros for memory type indexes and construct DEFAULT_MAIR_EL1 with macros from asm/sysreg.h. The index macros can then be used when constructing PTEs (instead of using raw numbers). Reviewed-by: Andrew Jones Reviewed-by: Oliver Upton Signed-off-by: Ricardo Koller --- .../selftests/kvm/include/aarch64/processor.h | 25 ++++++++++++++----- .../selftests/kvm/lib/aarch64/processor.c | 2 +- 2 files changed, 20 insertions(+), 7 deletions(-) diff --git a/tools/testing/selftests/kvm/include/aarch64/processor.h b/tools/testing/selftests/kvm/include/aarch64/processor.h index df4bfac69551..c1ddca8db225 100644 --- a/tools/testing/selftests/kvm/include/aarch64/processor.h +++ b/tools/testing/selftests/kvm/include/aarch64/processor.h @@ -38,12 +38,25 @@ * NORMAL 4 1111:1111 * NORMAL_WT 5 1011:1011 */ -#define DEFAULT_MAIR_EL1 ((0x00ul << (0 * 8)) | \ - (0x04ul << (1 * 8)) | \ - (0x0cul << (2 * 8)) | \ - (0x44ul << (3 * 8)) | \ - (0xfful << (4 * 8)) | \ - (0xbbul << (5 * 8))) + +/* Linux doesn't use these memory types, so let's define them. */ +#define MAIR_ATTR_DEVICE_GRE UL(0x0c) +#define MAIR_ATTR_NORMAL_WT UL(0xbb) + +#define MT_DEVICE_nGnRnE 0 +#define MT_DEVICE_nGnRE 1 +#define MT_DEVICE_GRE 2 +#define MT_NORMAL_NC 3 +#define MT_NORMAL 4 +#define MT_NORMAL_WT 5 + +#define DEFAULT_MAIR_EL1 \ + (MAIR_ATTRIDX(MAIR_ATTR_DEVICE_nGnRnE, MT_DEVICE_nGnRnE) | \ + MAIR_ATTRIDX(MAIR_ATTR_DEVICE_nGnRE, MT_DEVICE_nGnRE) | \ + MAIR_ATTRIDX(MAIR_ATTR_DEVICE_GRE, MT_DEVICE_GRE) | \ + MAIR_ATTRIDX(MAIR_ATTR_NORMAL_NC, MT_NORMAL_NC) | \ + MAIR_ATTRIDX(MAIR_ATTR_NORMAL, MT_NORMAL) | \ + MAIR_ATTRIDX(MAIR_ATTR_NORMAL_WT, MT_NORMAL_WT)) #define MPIDR_HWID_BITMASK (0xff00fffffful) diff --git a/tools/testing/selftests/kvm/lib/aarch64/processor.c b/tools/testing/selftests/kvm/lib/aarch64/processor.c index 63ef3c78e55e..26f0eccff6fe 100644 --- a/tools/testing/selftests/kvm/lib/aarch64/processor.c +++ b/tools/testing/selftests/kvm/lib/aarch64/processor.c @@ -133,7 +133,7 @@ static void _virt_pg_map(struct kvm_vm *vm, uint64_t vaddr, uint64_t paddr, void virt_arch_pg_map(struct kvm_vm *vm, uint64_t vaddr, uint64_t paddr) { - uint64_t attr_idx = 4; /* NORMAL (See DEFAULT_MAIR_EL1) */ + uint64_t attr_idx = MT_NORMAL; _virt_pg_map(vm, vaddr, paddr, attr_idx); }