Re: [PULL v2 20/58] bios-tables-test: Add Q35/TPM-TIS test

[Thomas Huth]

On 15/06/2020 12.02, Philippe Mathieu-Daudé wrote:
> On Fri, Jun 12, 2020 at 5:00 PM Michael S. Tsirkin <mst@redhat.com> wrote:
>>
>> From: Eric Auger <eric.auger@redhat.com>
>>
>> Test tables specific to the TPM-TIS instantiation.
>> The TPM2 is added in the framework. Also the DSDT
>> is updated with the TPM. The new function should be
>> be usable for CRB as well, later one.
>>
>> Signed-off-by: Eric Auger <eric.auger@redhat.com>
>>
>> Message-Id: <20200609125409.24179-5-eric.auger@redhat.com>
>> Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
>> Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
>> ---
>>  tests/qtest/bios-tables-test.c | 58 ++++++++++++++++++++++++++++++++++
>>  tests/qtest/Makefile.include   |  1 +
>>  2 files changed, 59 insertions(+)
>>
>> diff --git a/tests/qtest/bios-tables-test.c b/tests/qtest/bios-tables-test.c
>> index c9843829b3..53f104a9c5 100644
>> --- a/tests/qtest/bios-tables-test.c
>> +++ b/tests/qtest/bios-tables-test.c
>> @@ -57,6 +57,9 @@
>>  #include "qemu/bitmap.h"
>>  #include "acpi-utils.h"
>>  #include "boot-sector.h"
>> +#include "tpm-emu.h"
>> +#include "hw/acpi/tpm.h"
>> +
>>
>>  #define MACHINE_PC "pc"
>>  #define MACHINE_Q35 "q35"
>> @@ -874,6 +877,60 @@ static void test_acpi_piix4_tcg_numamem(void)
>>      free_test_data(&data);
>>  }
>>
>> +uint64_t tpm_tis_base_addr;
>> +
>> +static void test_acpi_tcg_tpm(const char *machine, const char *tpm_if,
>> +                              uint64_t base)
>> +{
>> +    gchar *tmp_dir_name = g_strdup_printf("qemu-test_acpi_%s_tcg_%s.XXXXXX",
>> +                                          machine, tpm_if);
>> +    char *tmp_path = g_dir_make_tmp(tmp_dir_name, NULL);
>> +    TestState test;
>> +    test_data data;
>> +    GThread *thread;
>> +    char *args, *variant = g_strdup_printf(".%s", tpm_if);
>> +
>> +    tpm_tis_base_addr = base;
>> +
>> +    module_call_init(MODULE_INIT_QOM);
>> +
>> +    test.addr = g_new0(SocketAddress, 1);
>> +    test.addr->type = SOCKET_ADDRESS_TYPE_UNIX;
>> +    test.addr->u.q_unix.path = g_build_filename(tmp_path, "sock", NULL);
>> +    g_mutex_init(&test.data_mutex);
>> +    g_cond_init(&test.data_cond);
>> +    test.data_cond_signal = false;
>> +
>> +    thread = g_thread_new(NULL, tpm_emu_ctrl_thread, &test);
>> +    tpm_emu_test_wait_cond(&test);
>> +
>> +    memset(&data, 0, sizeof(data));
>> +    data.machine = machine;
>> +    data.variant = variant;
>> +
>> +    args = g_strdup_printf(
>> +        " -chardev socket,id=chr,path=%s"
>> +        " -tpmdev emulator,id=dev,chardev=chr"
> 
> This test makes our CI fail:
> https://gitlab.com/qemu-project/qemu/-/jobs/593586369#L3466

Right. The problem seems to occur as soon as you run "configure" with
"--disable-tpm" ... I think you need some "#ifdef CONFIG_TPM" here?

 Thomas