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Re: [PATCH v4 09/11] tests/acpi: add test cases for VIOT
From: |
Ani Sinha |
Subject: |
Re: [PATCH v4 09/11] tests/acpi: add test cases for VIOT |
Date: |
Tue, 5 Oct 2021 15:57:17 +0530 (IST) |
User-agent: |
Alpine 2.22 (DEB 394 2020-01-19) |
On Fri, 1 Oct 2021, 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.
>
> Signed-off-by: Jean-Philippe Brucker <jean-philippe@linaro.org>
This might be a stupid question but what about virtio-mmio and single mmio
cases? I see none of your tables has nodes for those and here too you do
not add test cases for it.
> ---
> 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..b6cb383bd9 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 "
> + "-device virtio-iommu "
> + "-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", &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);
> --
> 2.33.0
>
>
- Re: [PATCH v4 05/11] hw/arm/virt: Use object_property_set instead of qdev_prop_set, (continued)
- [PATCH v4 04/11] hw/arm/virt: Reject instantiation of multiple IOMMUs, Jean-Philippe Brucker, 2021/10/01
- [PATCH v4 06/11] hw/i386: Move vIOMMU uniqueness check into pc.c, Jean-Philippe Brucker, 2021/10/01
- [PATCH v4 01/11] hw/acpi: Add VIOT table, Jean-Philippe Brucker, 2021/10/01
- [PATCH v4 09/11] tests/acpi: add test cases for VIOT, Jean-Philippe Brucker, 2021/10/01
- [PATCH v4 07/11] pc: Allow instantiating a virtio-iommu device, Jean-Philippe Brucker, 2021/10/01
- [PATCH v4 10/11] tests/acpi: add expected blob for VIOT test on virt machine, Jean-Philippe Brucker, 2021/10/01