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[PATCH v2 4/5] bios-tables-test: add test for number of cores > 255
From: |
Julia Suvorova |
Subject: |
[PATCH v2 4/5] bios-tables-test: add test for number of cores > 255 |
Date: |
Sun, 31 Jul 2022 18:21:40 +0200 |
The new test is run with a large number of cpus and checks if the
core_count field in smbios_cpu_test (structure type 4) is correct.
Choose q35 as it allows to run with -smp > 255.
Signed-off-by: Julia Suvorova <jusual@redhat.com>
---
tests/qtest/bios-tables-test.c | 53 +++++++++++++++++++++++++---------
1 file changed, 40 insertions(+), 13 deletions(-)
diff --git a/tests/qtest/bios-tables-test.c b/tests/qtest/bios-tables-test.c
index e352d5249f..cebfa430ac 100644
--- a/tests/qtest/bios-tables-test.c
+++ b/tests/qtest/bios-tables-test.c
@@ -92,6 +92,8 @@ typedef struct {
SmbiosEntryPoint smbios_ep_table;
uint16_t smbios_cpu_max_speed;
uint16_t smbios_cpu_curr_speed;
+ uint8_t smbios_core_count;
+ uint16_t smbios_core_count2;
uint8_t *required_struct_types;
int required_struct_types_len;
QTestState *qts;
@@ -631,29 +633,38 @@ static inline bool smbios_single_instance(uint8_t type)
}
}
-static bool smbios_cpu_test(test_data *data, uint32_t addr)
+static void smbios_cpu_test(test_data *data, uint32_t addr)
{
- uint16_t expect_speed[2];
- uint16_t real;
+ uint8_t core_count, expected_core_count = data->smbios_core_count;
+ uint16_t speed, core_count2, expected_core_count2 =
data->smbios_core_count2;
+ uint16_t expected_speed[2];
int offset[2];
int i;
/* Check CPU speed for backward compatibility */
offset[0] = offsetof(struct smbios_type_4, max_speed);
offset[1] = offsetof(struct smbios_type_4, current_speed);
- expect_speed[0] = data->smbios_cpu_max_speed ? : 2000;
- expect_speed[1] = data->smbios_cpu_curr_speed ? : 2000;
+ expected_speed[0] = data->smbios_cpu_max_speed ? : 2000;
+ expected_speed[1] = data->smbios_cpu_curr_speed ? : 2000;
for (i = 0; i < 2; i++) {
- real = qtest_readw(data->qts, addr + offset[i]);
- if (real != expect_speed[i]) {
- fprintf(stderr, "Unexpected SMBIOS CPU speed: real %u expect %u\n",
- real, expect_speed[i]);
- return false;
- }
+ speed = qtest_readw(data->qts, addr + offset[i]);
+ g_assert_cmpuint(speed, ==, expected_speed[i]);
}
- return true;
+ core_count = qtest_readb(data->qts,
+ addr + offsetof(struct smbios_type_4,
core_count));
+ core_count2 = qtest_readw(data->qts,
+ addr + offsetof(struct smbios_type_4,
core_count2));
+
+ if (expected_core_count) {
+ g_assert_cmpuint(core_count, ==, expected_core_count);
+ }
+
+ /* Core Count has reached its limit, checking Core Count 2 */
+ if (expected_core_count == 0xFF && expected_core_count2) {
+ g_assert_cmpuint(core_count2, ==, expected_core_count2);
+ }
}
static void test_smbios_structs(test_data *data, SmbiosEntryPointType ep_type)
@@ -686,7 +697,7 @@ static void test_smbios_structs(test_data *data,
SmbiosEntryPointType ep_type)
set_bit(type, struct_bitmap);
if (type == 4) {
- g_assert(smbios_cpu_test(data, addr));
+ smbios_cpu_test(data, addr);
}
/* seek to end of unformatted string area of this struct ("\0\0") */
@@ -903,6 +914,21 @@ static void test_acpi_q35_tcg(void)
free_test_data(&data);
}
+static void test_acpi_q35_tcg_core_count2(void)
+{
+ test_data data = {
+ .machine = MACHINE_Q35,
+ .variant = ".core-count2",
+ .required_struct_types = base_required_struct_types,
+ .required_struct_types_len = ARRAY_SIZE(base_required_struct_types),
+ .smbios_core_count = 0xFF,
+ .smbios_core_count2 = 275,
+ };
+
+ test_acpi_one("-machine smbios-entry-point-type=64 -smp 275", &data);
+ free_test_data(&data);
+}
+
static void test_acpi_q35_tcg_bridge(void)
{
test_data data;
@@ -1822,6 +1848,7 @@ int main(int argc, char *argv[])
qtest_add_func("acpi/piix4/pci-hotplug/off",
test_acpi_piix4_no_acpi_pci_hotplug);
qtest_add_func("acpi/q35", test_acpi_q35_tcg);
+ qtest_add_func("acpi/q35/core-count2", test_acpi_q35_tcg_core_count2);
qtest_add_func("acpi/q35/bridge", test_acpi_q35_tcg_bridge);
qtest_add_func("acpi/q35/multif-bridge", test_acpi_q35_multif_bridge);
qtest_add_func("acpi/q35/mmio64", test_acpi_q35_tcg_mmio64);
--
2.35.3