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From: Eric Auger <eric.auger@redhat.com>
To: Jean-Philippe Brucker <jean-philippe@linaro.org>,
	mst@redhat.com, imammedo@redhat.com, peter.maydell@linaro.org
Cc: ehabkost@redhat.com, jasowang@redhat.com,
	richard.henderson@linaro.org, qemu-devel@nongnu.org,
	peterx@redhat.com, shannon.zhaosl@gmail.com, qemu-arm@nongnu.org,
	ani@anisinha.ca, pbonzini@redhat.com
Subject: Re: [PATCH v5 10/12] tests/acpi: add test cases for VIOT
Date: Thu, 21 Oct 2021 11:02:27 +0200	[thread overview]
Message-ID: <c7dda57e-b154-1b69-1480-c89b4ba0db2e@redhat.com> (raw)
In-Reply-To: <20211020172745.620101-11-jean-philippe@linaro.org>

Hi Jean,

On 10/20/21 7:27 PM, Jean-Philippe Brucker wrote:
> Add two test cases for VIOT, one on the q35 machine and the other on
> virt. To test complex topologies the q35 test has two PCIe buses that
> bypass the IOMMU (and are therefore not described by VIOT), and two
> buses that are translated by virtio-iommu.
>
> Reviewed-by: Eric Auger <eric.auger@redhat.com>
> Reviewed-by: Igor Mammedov <imammedo@redhat.com>
> Signed-off-by: Jean-Philippe Brucker <jean-philippe@linaro.org>
> ---
>  tests/qtest/bios-tables-test.c | 38 ++++++++++++++++++++++++++++++++++
>  1 file changed, 38 insertions(+)
>
> diff --git a/tests/qtest/bios-tables-test.c b/tests/qtest/bios-tables-test.c
> index 4f11d03055..599b155201 100644
> --- a/tests/qtest/bios-tables-test.c
> +++ b/tests/qtest/bios-tables-test.c
> @@ -1403,6 +1403,42 @@ static void test_acpi_virt_tcg(void)
>      free_test_data(&data);
>  }
>  
> +static void test_acpi_q35_viot(void)
> +{
> +    test_data data = {
> +        .machine = MACHINE_Q35,
> +        .variant = ".viot",
> +    };
> +
> +    /*
> +     * To keep things interesting, two buses bypass the IOMMU.
> +     * VIOT should only describes the other two buses.
> +     */
> +    test_acpi_one("-machine default_bus_bypass_iommu=on "
Just a reminder that we still have a dependency on the
default_bus_bypass_iommu fix here. Otherwise those tests will fail. So
the fix needs to be upstreamed along with that series.

Eric
> +                  "-device virtio-iommu-pci "
> +                  "-device pxb-pcie,bus_nr=0x10,id=pcie.100,bus=pcie.0 "
> +                  "-device pxb-pcie,bus_nr=0x20,id=pcie.200,bus=pcie.0,bypass_iommu=on "
> +                  "-device pxb-pcie,bus_nr=0x30,id=pcie.300,bus=pcie.0",
> +                  &data);
> +    free_test_data(&data);
> +}
> +
> +static void test_acpi_virt_viot(void)
> +{
> +    test_data data = {
> +        .machine = "virt",
> +        .uefi_fl1 = "pc-bios/edk2-aarch64-code.fd",
> +        .uefi_fl2 = "pc-bios/edk2-arm-vars.fd",
> +        .cd = "tests/data/uefi-boot-images/bios-tables-test.aarch64.iso.qcow2",
> +        .ram_start = 0x40000000ULL,
> +        .scan_len = 128ULL * 1024 * 1024,
> +    };
> +
> +    test_acpi_one("-cpu cortex-a57 "
> +                  "-device virtio-iommu-pci", &data);
> +    free_test_data(&data);
> +}
> +
>  static void test_oem_fields(test_data *data)
>  {
>      int i;
> @@ -1567,12 +1603,14 @@ int main(int argc, char *argv[])
>          if (strcmp(arch, "x86_64") == 0) {
>              qtest_add_func("acpi/microvm/pcie", test_acpi_microvm_pcie_tcg);
>          }
> +        qtest_add_func("acpi/q35/viot", test_acpi_q35_viot);
>      } else if (strcmp(arch, "aarch64") == 0) {
>          qtest_add_func("acpi/virt", test_acpi_virt_tcg);
>          qtest_add_func("acpi/virt/numamem", test_acpi_virt_tcg_numamem);
>          qtest_add_func("acpi/virt/memhp", test_acpi_virt_tcg_memhp);
>          qtest_add_func("acpi/virt/pxb", test_acpi_virt_tcg_pxb);
>          qtest_add_func("acpi/virt/oem-fields", test_acpi_oem_fields_virt);
> +        qtest_add_func("acpi/virt/viot", test_acpi_virt_viot);
>      }
>      ret = g_test_run();
>      boot_sector_cleanup(disk);



  reply	other threads:[~2021-10-21  9:06 UTC|newest]

Thread overview: 27+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-10-20 17:27 [PATCH v5 00/12] virtio-iommu: Add ACPI support Jean-Philippe Brucker
2021-10-20 17:27 ` [PATCH v5 01/12] hw/acpi: Add VIOT table Jean-Philippe Brucker
2021-10-20 17:27 ` [PATCH v5 02/12] hw/i386/pc: Remove x86_iommu_get_type() Jean-Philippe Brucker
2021-10-21  9:02   ` Eric Auger
2021-10-21 13:29   ` Igor Mammedov
2021-10-20 17:27 ` [PATCH v5 03/12] hw/i386/pc: Move IOMMU singleton into PCMachineState Jean-Philippe Brucker
2021-10-21  9:02   ` Eric Auger
2021-10-21 13:34   ` Igor Mammedov
2021-10-20 17:27 ` [PATCH v5 04/12] hw/i386/pc: Allow instantiating a virtio-iommu device Jean-Philippe Brucker
2021-10-21 13:47   ` Igor Mammedov
2021-10-25 11:23     ` Jean-Philippe Brucker
2021-10-20 17:27 ` [PATCH v5 05/12] hw/arm/virt-acpi-build: Add VIOT table for virtio-iommu Jean-Philippe Brucker
2021-10-21 13:49   ` Igor Mammedov
2021-10-20 17:27 ` [PATCH v5 06/12] hw/arm/virt: Remove device tree restriction " Jean-Philippe Brucker
2021-10-21 13:53   ` Igor Mammedov
2021-10-20 17:27 ` [PATCH v5 07/12] hw/arm/virt: Reject instantiation of multiple IOMMUs Jean-Philippe Brucker
2021-10-21 13:54   ` Igor Mammedov
2021-10-20 17:27 ` [PATCH v5 08/12] hw/arm/virt: Use object_property_set instead of qdev_prop_set Jean-Philippe Brucker
2021-10-20 17:27 ` [PATCH v5 09/12] tests/acpi: allow updates of VIOT expected data files Jean-Philippe Brucker
2021-10-21  9:02   ` Eric Auger
2021-10-21 14:00   ` Igor Mammedov
2021-10-20 17:27 ` [PATCH v5 10/12] tests/acpi: add test cases for VIOT Jean-Philippe Brucker
2021-10-21  9:02   ` Eric Auger [this message]
2021-10-26  9:47     ` Jean-Philippe Brucker
2021-10-21  9:02   ` Eric Auger
2021-10-20 17:27 ` [PATCH v5 11/12] tests/acpi: add expected blob for VIOT test on virt machine Jean-Philippe Brucker
2021-10-20 17:27 ` [PATCH v5 12/12] tests/acpi: add expected blobs for VIOT test on q35 machine Jean-Philippe Brucker

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