From mboxrd@z Thu Jan 1 00:00:00 1970 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 mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 5D9D1C433EF for ; Wed, 29 Sep 2021 00:10:17 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 414D6613C8 for ; Wed, 29 Sep 2021 00:10:17 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S243372AbhI2AL4 (ORCPT ); Tue, 28 Sep 2021 20:11:56 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:46180 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S240284AbhI2ALz (ORCPT ); Tue, 28 Sep 2021 20:11:55 -0400 Received: from mail-pj1-x104a.google.com (mail-pj1-x104a.google.com [IPv6:2607:f8b0:4864:20::104a]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 0CADCC06161C for ; Tue, 28 Sep 2021 17:10:15 -0700 (PDT) Received: by mail-pj1-x104a.google.com with SMTP id d16-20020a17090ab31000b0019ec685f551so2766550pjr.0 for ; Tue, 28 Sep 2021 17:10:15 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20210112; h=date:in-reply-to:message-id:mime-version:references:subject:from:to :cc; bh=2MtiYmsIZAKiCkiOVDptQ2jlzTFkcgsG+KFRVqe4f7g=; b=OcduwanS9+zbQtBQIsn7QLDWapwaawQ6JYaomhRYXBHwKP3XxspuKTqdNY7AHjZ8LF Mam7c87/hCgEunUPqruWzUs0W0B2vL/lnW0dDhkCDckbXOw81whQkk3s1mqsRZooDgNd aa4wWGsEiK5jw4PFOucqC9dvc8Tu7MRjkDenf6dtdNlaXrgKsh5kxuYsn54X9sAM2iY4 Veszu21OfBFfpXUYQlikUUb/Ksiw6p9HgOtBfCHH5dRihO4A+S3VGBRPld3pkvmYmojB hQ0jQzZhtUqUyDzVt5neAxmB5AnVksFqNVWTvTvgGFJOSQig230no6FXWPAggEKIPEiD ihow== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:date:in-reply-to:message-id:mime-version :references:subject:from:to:cc; bh=2MtiYmsIZAKiCkiOVDptQ2jlzTFkcgsG+KFRVqe4f7g=; b=esE6+2gjKf5ZNZu4KizQaOqyBw5yscy8arNXPQY4ycHg0tlJ5YFmuF/2aw1/dwDnIA 8opj5FSyuI597NkZI3FMWPmHgb4TyGs2kirsyTgIG1s6JtjwXMg+Jh+C95avcXAV6T+s mqKDVdiFb0Ha2XNJIArXLcPqH7hL9Ky+dQ2kw6BwJtcnxuEjaJiJmgYbLut5CYJ1P31X qgt2ACov977u0iBZzRPqSAladsHRUnwowOC9VtwWNTOdT6wqo1YS5BPdK/jvATv3MLJQ 04lUThQoEQ9SgPrCahSyNBXdOn0bN/XN8PWH0x9JuSrPbngmnE4AEbmwEXgVnSELqwDr x9kA== X-Gm-Message-State: AOAM533Lxlvo1/fULzapCzaVT94FvyhvTDjGJLMPVto8cFJO4UJATo5D 5RKddSZPcn+7HZMIUMvTeBVs0Mgjnt9bWbz7k9nuIX9ILFm40wrldUOiZhZRHWTzte0RtaGifZg 9sLH2UAJOySqIQzmBHmutaSIDjHfqR0Tc3VceFp3VM+p8dobjbBz4+n0njj5XffU= X-Google-Smtp-Source: ABdhPJzkzLjl4g92VY7arsAEzBKHD6nwmq0Y1oE1FPFvZWFUloyF1dOqEoVeAe2wWT4qPxV/MTdo5z8oskqrWg== X-Received: from ricarkol2.c.googlers.com ([fda3:e722:ac3:cc00:24:72f4:c0a8:62fe]) (user=ricarkol job=sendgmr) by 2002:a17:902:7b85:b0:13d:cdc4:9531 with SMTP id w5-20020a1709027b8500b0013dcdc49531mr7715978pll.27.1632874214400; Tue, 28 Sep 2021 17:10:14 -0700 (PDT) Date: Tue, 28 Sep 2021 17:10:12 -0700 In-Reply-To: <20210928184803.2496885-1-ricarkol@google.com> Message-Id: <20210929001012.2539461-1-ricarkol@google.com> Mime-Version: 1.0 References: <20210928184803.2496885-1-ricarkol@google.com> X-Mailer: git-send-email 2.33.0.685.g46640cef36-goog Subject: [PATCH v3 10/10] KVM: arm64: selftests: Add basic ITS device tests From: Ricardo Koller To: kvm@vger.kernel.org, maz@kernel.org, kvmarm@lists.cs.columbia.edu, drjones@redhat.com, eric.auger@redhat.com, alexandru.elisei@arm.com Cc: Paolo Bonzini , oupton@google.com, james.morse@arm.com, suzuki.poulose@arm.com, shuah@kernel.org, jingzhangos@google.com, pshier@google.com, rananta@google.com, reijiw@google.com, Ricardo Koller Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org Add some ITS device tests: general KVM device tests (address not defined already, address aligned) and tests for the ITS region being within the addressable IPA range. Signed-off-by: Ricardo Koller --- .../testing/selftests/kvm/aarch64/vgic_init.c | 42 +++++++++++++++++++ 1 file changed, 42 insertions(+) diff --git a/tools/testing/selftests/kvm/aarch64/vgic_init.c b/tools/testing/selftests/kvm/aarch64/vgic_init.c index 417a9a515cad..180221ec325d 100644 --- a/tools/testing/selftests/kvm/aarch64/vgic_init.c +++ b/tools/testing/selftests/kvm/aarch64/vgic_init.c @@ -603,6 +603,47 @@ static void test_v3_redist_ipa_range_check_at_vcpu_run(void) vm_gic_destroy(&v); } +static void test_v3_its_region(void) +{ + struct vm_gic v; + uint64_t addr; + int its_fd, ret; + + v = vm_gic_create_with_vcpus(KVM_DEV_TYPE_ARM_VGIC_V3, NR_VCPUS); + its_fd = kvm_create_device(v.vm, KVM_DEV_TYPE_ARM_VGIC_ITS, false); + + addr = 0x401000; + ret = _kvm_device_access(its_fd, KVM_DEV_ARM_VGIC_GRP_ADDR, + KVM_VGIC_ITS_ADDR_TYPE, &addr, true); + TEST_ASSERT(ret && errno == EINVAL, + "ITS region with misaligned address"); + + addr = max_phys_size; + ret = _kvm_device_access(its_fd, KVM_DEV_ARM_VGIC_GRP_ADDR, + KVM_VGIC_ITS_ADDR_TYPE, &addr, true); + TEST_ASSERT(ret && errno == E2BIG, + "register ITS region with base address beyond IPA range"); + + addr = max_phys_size - 0x10000; + ret = _kvm_device_access(its_fd, KVM_DEV_ARM_VGIC_GRP_ADDR, + KVM_VGIC_ITS_ADDR_TYPE, &addr, true); + TEST_ASSERT(ret && errno == E2BIG, + "Half of ITS region is beyond IPA range"); + + /* This one succeeds setting the ITS base */ + addr = 0x400000; + kvm_device_access(its_fd, KVM_DEV_ARM_VGIC_GRP_ADDR, + KVM_VGIC_ITS_ADDR_TYPE, &addr, true); + + addr = 0x300000; + ret = _kvm_device_access(its_fd, KVM_DEV_ARM_VGIC_GRP_ADDR, + KVM_VGIC_ITS_ADDR_TYPE, &addr, true); + TEST_ASSERT(ret && errno == EEXIST, "ITS base set again"); + + close(its_fd); + vm_gic_destroy(&v); +} + /* * Returns 0 if it's possible to create GIC device of a given type (V2 or V3). */ @@ -655,6 +696,7 @@ void run_tests(uint32_t gic_dev_type) test_v3_last_bit_redist_regions(); test_v3_last_bit_single_rdist(); test_v3_redist_ipa_range_check_at_vcpu_run(); + test_v3_its_region(); } } -- 2.33.0.685.g46640cef36-goog