diff options
Diffstat (limited to 'tests/qtest/bios-tables-test.c')
| -rw-r--r-- | tests/qtest/bios-tables-test.c | 100 |
1 files changed, 76 insertions, 24 deletions
diff --git a/tests/qtest/bios-tables-test.c b/tests/qtest/bios-tables-test.c index e805b3efec..aa91b0fca5 100644 --- a/tests/qtest/bios-tables-test.c +++ b/tests/qtest/bios-tables-test.c @@ -88,8 +88,8 @@ typedef struct { uint64_t rsdp_addr; uint8_t rsdp_table[36 /* ACPI 2.0+ RSDP size */]; GArray *tables; - uint32_t smbios_ep_addr; - struct smbios_21_entry_point smbios_ep_table; + uint64_t smbios_ep_addr[SMBIOS_ENTRY_POINT_TYPE__MAX]; + SmbiosEntryPoint smbios_ep_table; uint16_t smbios_cpu_max_speed; uint16_t smbios_cpu_curr_speed; uint8_t *required_struct_types; @@ -533,10 +533,9 @@ static void test_acpi_asl(test_data *data) free_test_data(&exp_data); } -static bool smbios_ep_table_ok(test_data *data) +static bool smbios_ep2_table_ok(test_data *data, uint32_t addr) { - struct smbios_21_entry_point *ep_table = &data->smbios_ep_table; - uint32_t addr = data->smbios_ep_addr; + struct smbios_21_entry_point *ep_table = &data->smbios_ep_table.ep21; qtest_memread(data->qts, addr, ep_table, sizeof(*ep_table)); if (memcmp(ep_table->anchor_string, "_SM_", 4)) { @@ -559,13 +558,29 @@ static bool smbios_ep_table_ok(test_data *data) return true; } -static void test_smbios_entry_point(test_data *data) +static bool smbios_ep3_table_ok(test_data *data, uint64_t addr) +{ + struct smbios_30_entry_point *ep_table = &data->smbios_ep_table.ep30; + + qtest_memread(data->qts, addr, ep_table, sizeof(*ep_table)); + if (memcmp(ep_table->anchor_string, "_SM3_", 5)) { + return false; + } + + if (acpi_calc_checksum((uint8_t *)ep_table, sizeof *ep_table)) { + return false; + } + + return true; +} + +static SmbiosEntryPointType test_smbios_entry_point(test_data *data) { uint32_t off; /* find smbios entry point structure */ for (off = 0xf0000; off < 0x100000; off += 0x10) { - uint8_t sig[] = "_SM_"; + uint8_t sig[] = "_SM_", sig3[] = "_SM3_"; int i; for (i = 0; i < sizeof sig - 1; ++i) { @@ -574,14 +589,30 @@ static void test_smbios_entry_point(test_data *data) if (!memcmp(sig, "_SM_", sizeof sig)) { /* signature match, but is this a valid entry point? */ - data->smbios_ep_addr = off; - if (smbios_ep_table_ok(data)) { + if (smbios_ep2_table_ok(data, off)) { + data->smbios_ep_addr[SMBIOS_ENTRY_POINT_TYPE_32] = off; + } + } + + for (i = 0; i < sizeof sig3 - 1; ++i) { + sig3[i] = qtest_readb(data->qts, off + i); + } + + if (!memcmp(sig3, "_SM3_", sizeof sig3)) { + if (smbios_ep3_table_ok(data, off)) { + data->smbios_ep_addr[SMBIOS_ENTRY_POINT_TYPE_64] = off; + /* found 64-bit entry point, no need to look for 32-bit one */ break; } } } - g_assert_cmphex(off, <, 0x100000); + /* found at least one entry point */ + g_assert_true(data->smbios_ep_addr[SMBIOS_ENTRY_POINT_TYPE_32] || + data->smbios_ep_addr[SMBIOS_ENTRY_POINT_TYPE_64]); + + return data->smbios_ep_addr[SMBIOS_ENTRY_POINT_TYPE_64] ? + SMBIOS_ENTRY_POINT_TYPE_64 : SMBIOS_ENTRY_POINT_TYPE_32; } static inline bool smbios_single_instance(uint8_t type) @@ -625,16 +656,23 @@ static bool smbios_cpu_test(test_data *data, uint32_t addr) return true; } -static void test_smbios_structs(test_data *data) +static void test_smbios_structs(test_data *data, SmbiosEntryPointType ep_type) { DECLARE_BITMAP(struct_bitmap, SMBIOS_MAX_TYPE+1) = { 0 }; - struct smbios_21_entry_point *ep_table = &data->smbios_ep_table; - uint32_t addr = le32_to_cpu(ep_table->structure_table_address); - int i, len, max_len = 0; + + SmbiosEntryPoint *ep_table = &data->smbios_ep_table; + int i = 0, len, max_len = 0; uint8_t type, prv, crt; + uint64_t addr; + + if (ep_type == SMBIOS_ENTRY_POINT_TYPE_32) { + addr = le32_to_cpu(ep_table->ep21.structure_table_address); + } else { + addr = le64_to_cpu(ep_table->ep30.structure_table_address); + } /* walk the smbios tables */ - for (i = 0; i < le16_to_cpu(ep_table->number_of_structures); i++) { + do { /* grab type and formatted area length from struct header */ type = qtest_readb(data->qts, addr); @@ -660,19 +698,33 @@ static void test_smbios_structs(test_data *data) } /* keep track of max. struct size */ - if (max_len < len) { + if (ep_type == SMBIOS_ENTRY_POINT_TYPE_32 && max_len < len) { max_len = len; - g_assert_cmpuint(max_len, <=, ep_table->max_structure_size); + g_assert_cmpuint(max_len, <=, ep_table->ep21.max_structure_size); } /* start of next structure */ addr += len; - } - /* total table length and max struct size must match entry point values */ - g_assert_cmpuint(le16_to_cpu(ep_table->structure_table_length), ==, - addr - le32_to_cpu(ep_table->structure_table_address)); - g_assert_cmpuint(le16_to_cpu(ep_table->max_structure_size), ==, max_len); + /* + * Until all structures have been scanned (ep21) + * or an EOF structure is found (ep30) + */ + } while (ep_type == SMBIOS_ENTRY_POINT_TYPE_32 ? + ++i < le16_to_cpu(ep_table->ep21.number_of_structures) : + type != 127); + + if (ep_type == SMBIOS_ENTRY_POINT_TYPE_32) { + /* + * Total table length and max struct size + * must match entry point values + */ + g_assert_cmpuint(le16_to_cpu(ep_table->ep21.structure_table_length), ==, + addr - le32_to_cpu(ep_table->ep21.structure_table_address)); + + g_assert_cmpuint(le16_to_cpu(ep_table->ep21.max_structure_size), ==, + max_len); + } /* required struct types must all be present */ for (i = 0; i < data->required_struct_types_len; i++) { @@ -756,8 +808,8 @@ static void test_acpi_one(const char *params, test_data *data) * https://bugs.launchpad.net/qemu/+bug/1821884 */ if (!use_uefi) { - test_smbios_entry_point(data); - test_smbios_structs(data); + SmbiosEntryPointType ep_type = test_smbios_entry_point(data); + test_smbios_structs(data, ep_type); } qtest_quit(data->qts); |