diff options
Diffstat (limited to 'tests/acpi-test.c')
| -rw-r--r-- | tests/acpi-test.c | 272 |
1 files changed, 252 insertions, 20 deletions
diff --git a/tests/acpi-test.c b/tests/acpi-test.c index 468c4f5a57..d6ff66f7d8 100644 --- a/tests/acpi-test.c +++ b/tests/acpi-test.c @@ -13,13 +13,28 @@ #include <string.h> #include <stdio.h> #include <glib.h> +#include "qemu-common.h" #include "libqtest.h" +#include "qemu/compiler.h" +#include "hw/i386/acpi-defs.h" +/* DSDT and SSDTs format */ typedef struct { - const char *args; - uint64_t expected_boot; - uint64_t expected_reboot; -} boot_order_test; + AcpiTableHeader header; + uint8_t *aml; + int aml_len; +} AcpiSdtTable; + +typedef struct { + uint32_t rsdp_addr; + AcpiRsdpDescriptor rsdp_table; + AcpiRsdtDescriptorRev1 rsdt_table; + AcpiFadtDescriptorRev1 fadt_table; + uint32_t *rsdt_tables_addr; + int rsdt_tables_nr; + AcpiSdtTable dsdt_table; + AcpiSdtTable *ssdt_tables; +} test_data; #define LOW(x) ((x) & 0xff) #define HIGH(x) ((x) >> 8) @@ -28,6 +43,51 @@ typedef struct { #define SIGNATURE_OFFSET 0x10 #define BOOT_SECTOR_ADDRESS 0x7c00 +#define ACPI_READ_FIELD(field, addr) \ + do { \ + switch (sizeof(field)) { \ + case 1: \ + field = readb(addr); \ + break; \ + case 2: \ + field = le16_to_cpu(readw(addr)); \ + break; \ + case 4: \ + field = le32_to_cpu(readl(addr)); \ + break; \ + case 8: \ + field = le64_to_cpu(readq(addr)); \ + break; \ + default: \ + g_assert(false); \ + } \ + addr += sizeof(field); \ + } while (0); + +#define ACPI_READ_ARRAY_PTR(arr, length, addr) \ + do { \ + int idx; \ + for (idx = 0; idx < length; ++idx) { \ + ACPI_READ_FIELD(arr[idx], addr); \ + } \ + } while (0); + +#define ACPI_READ_ARRAY(arr, addr) \ + ACPI_READ_ARRAY_PTR(arr, sizeof(arr)/sizeof(arr[0]), addr) + +#define ACPI_READ_TABLE_HEADER(table, addr) \ + do { \ + ACPI_READ_FIELD((table)->signature, addr); \ + ACPI_READ_FIELD((table)->length, addr); \ + ACPI_READ_FIELD((table)->revision, addr); \ + ACPI_READ_FIELD((table)->checksum, addr); \ + ACPI_READ_ARRAY((table)->oem_id, addr); \ + ACPI_READ_ARRAY((table)->oem_table_id, addr); \ + ACPI_READ_FIELD((table)->oem_revision, addr); \ + ACPI_READ_ARRAY((table)->asl_compiler_id, addr); \ + ACPI_READ_FIELD((table)->asl_compiler_revision, addr); \ + } while (0); + /* Boot sector code: write SIGNATURE into memory, * then halt. */ @@ -57,6 +117,181 @@ static uint8_t boot_sector[0x200] = { static const char *disk = "tests/acpi-test-disk.raw"; +static uint8_t acpi_checksum(const uint8_t *data, int len) +{ + int i; + uint8_t sum = 0; + + for (i = 0; i < len; i++) { + sum += data[i]; + } + + return sum; +} + +static void test_acpi_rsdp_address(test_data *data) +{ + uint32_t off; + + /* OK, now find RSDP */ + for (off = 0xf0000; off < 0x100000; off += 0x10) { + uint8_t sig[] = "RSD PTR "; + int i; + + for (i = 0; i < sizeof sig - 1; ++i) { + sig[i] = readb(off + i); + } + + if (!memcmp(sig, "RSD PTR ", sizeof sig)) { + break; + } + } + + g_assert_cmphex(off, <, 0x100000); + data->rsdp_addr = off; +} + +static void test_acpi_rsdp_table(test_data *data) +{ + AcpiRsdpDescriptor *rsdp_table = &data->rsdp_table; + uint32_t addr = data->rsdp_addr; + + ACPI_READ_FIELD(rsdp_table->signature, addr); + g_assert_cmphex(rsdp_table->signature, ==, ACPI_RSDP_SIGNATURE); + + ACPI_READ_FIELD(rsdp_table->checksum, addr); + ACPI_READ_ARRAY(rsdp_table->oem_id, addr); + ACPI_READ_FIELD(rsdp_table->revision, addr); + ACPI_READ_FIELD(rsdp_table->rsdt_physical_address, addr); + ACPI_READ_FIELD(rsdp_table->length, addr); + + /* rsdp checksum is not for the whole table, but for the first 20 bytes */ + g_assert(!acpi_checksum((uint8_t *)rsdp_table, 20)); +} + +static void test_acpi_rsdt_table(test_data *data) +{ + AcpiRsdtDescriptorRev1 *rsdt_table = &data->rsdt_table; + uint32_t addr = data->rsdp_table.rsdt_physical_address; + uint32_t *tables; + int tables_nr; + uint8_t checksum; + + /* read the header */ + ACPI_READ_TABLE_HEADER(rsdt_table, addr); + g_assert_cmphex(rsdt_table->signature, ==, ACPI_RSDT_SIGNATURE); + + /* compute the table entries in rsdt */ + tables_nr = (rsdt_table->length - sizeof(AcpiRsdtDescriptorRev1)) / + sizeof(uint32_t); + g_assert_cmpint(tables_nr, >, 0); + + /* get the addresses of the tables pointed by rsdt */ + tables = g_new0(uint32_t, tables_nr); + ACPI_READ_ARRAY_PTR(tables, tables_nr, addr); + + checksum = acpi_checksum((uint8_t *)rsdt_table, rsdt_table->length) + + acpi_checksum((uint8_t *)tables, tables_nr * sizeof(uint32_t)); + g_assert(!checksum); + + /* SSDT tables after FADT */ + data->rsdt_tables_addr = tables; + data->rsdt_tables_nr = tables_nr; +} + +static void test_acpi_fadt_table(test_data *data) +{ + AcpiFadtDescriptorRev1 *fadt_table = &data->fadt_table; + uint32_t addr; + + /* FADT table comes first */ + addr = data->rsdt_tables_addr[0]; + ACPI_READ_TABLE_HEADER(fadt_table, addr); + + ACPI_READ_FIELD(fadt_table->firmware_ctrl, addr); + ACPI_READ_FIELD(fadt_table->dsdt, addr); + ACPI_READ_FIELD(fadt_table->model, addr); + ACPI_READ_FIELD(fadt_table->reserved1, addr); + ACPI_READ_FIELD(fadt_table->sci_int, addr); + ACPI_READ_FIELD(fadt_table->smi_cmd, addr); + ACPI_READ_FIELD(fadt_table->acpi_enable, addr); + ACPI_READ_FIELD(fadt_table->acpi_disable, addr); + ACPI_READ_FIELD(fadt_table->S4bios_req, addr); + ACPI_READ_FIELD(fadt_table->reserved2, addr); + ACPI_READ_FIELD(fadt_table->pm1a_evt_blk, addr); + ACPI_READ_FIELD(fadt_table->pm1b_evt_blk, addr); + ACPI_READ_FIELD(fadt_table->pm1a_cnt_blk, addr); + ACPI_READ_FIELD(fadt_table->pm1b_cnt_blk, addr); + ACPI_READ_FIELD(fadt_table->pm2_cnt_blk, addr); + ACPI_READ_FIELD(fadt_table->pm_tmr_blk, addr); + ACPI_READ_FIELD(fadt_table->gpe0_blk, addr); + ACPI_READ_FIELD(fadt_table->gpe1_blk, addr); + ACPI_READ_FIELD(fadt_table->pm1_evt_len, addr); + ACPI_READ_FIELD(fadt_table->pm1_cnt_len, addr); + ACPI_READ_FIELD(fadt_table->pm2_cnt_len, addr); + ACPI_READ_FIELD(fadt_table->pm_tmr_len, addr); + ACPI_READ_FIELD(fadt_table->gpe0_blk_len, addr); + ACPI_READ_FIELD(fadt_table->gpe1_blk_len, addr); + ACPI_READ_FIELD(fadt_table->gpe1_base, addr); + ACPI_READ_FIELD(fadt_table->reserved3, addr); + ACPI_READ_FIELD(fadt_table->plvl2_lat, addr); + ACPI_READ_FIELD(fadt_table->plvl3_lat, addr); + ACPI_READ_FIELD(fadt_table->flush_size, addr); + ACPI_READ_FIELD(fadt_table->flush_stride, addr); + ACPI_READ_FIELD(fadt_table->duty_offset, addr); + ACPI_READ_FIELD(fadt_table->duty_width, addr); + ACPI_READ_FIELD(fadt_table->day_alrm, addr); + ACPI_READ_FIELD(fadt_table->mon_alrm, addr); + ACPI_READ_FIELD(fadt_table->century, addr); + ACPI_READ_FIELD(fadt_table->reserved4, addr); + ACPI_READ_FIELD(fadt_table->reserved4a, addr); + ACPI_READ_FIELD(fadt_table->reserved4b, addr); + ACPI_READ_FIELD(fadt_table->flags, addr); + + g_assert_cmphex(fadt_table->signature, ==, ACPI_FACP_SIGNATURE); + g_assert(!acpi_checksum((uint8_t *)fadt_table, fadt_table->length)); +} + +static void test_dst_table(AcpiSdtTable *sdt_table, uint32_t addr) +{ + uint8_t checksum; + + ACPI_READ_TABLE_HEADER(&sdt_table->header, addr); + + sdt_table->aml_len = sdt_table->header.length - sizeof(AcpiTableHeader); + sdt_table->aml = g_malloc0(sdt_table->aml_len); + ACPI_READ_ARRAY_PTR(sdt_table->aml, sdt_table->aml_len, addr); + + checksum = acpi_checksum((uint8_t *)sdt_table, sizeof(AcpiTableHeader)) + + acpi_checksum(sdt_table->aml, sdt_table->aml_len); + g_assert(!checksum); +} + +static void test_acpi_dsdt_table(test_data *data) +{ + AcpiSdtTable *dsdt_table = &data->dsdt_table; + uint32_t addr = data->fadt_table.dsdt; + + test_dst_table(dsdt_table, addr); + g_assert_cmphex(dsdt_table->header.signature, ==, ACPI_DSDT_SIGNATURE); +} + +static void test_acpi_ssdt_tables(test_data *data) +{ + AcpiSdtTable *ssdt_tables; + int ssdt_tables_nr = data->rsdt_tables_nr - 1; /* fadt is first */ + int i; + + ssdt_tables = g_new0(AcpiSdtTable, ssdt_tables_nr); + for (i = 0; i < ssdt_tables_nr; i++) { + AcpiSdtTable *ssdt_table = &ssdt_tables[i]; + uint32_t addr = data->rsdt_tables_addr[i + 1]; /* fadt is first */ + + test_dst_table(ssdt_table, addr); + } + data->ssdt_tables = ssdt_tables; +} + static void test_acpi_one(const char *params) { char *args; @@ -64,9 +299,9 @@ static void test_acpi_one(const char *params) uint8_t signature_high; uint16_t signature; int i; - uint32_t off; - + test_data data; + memset(&data, 0, sizeof(data)); args = g_strdup_printf("-net none -display none %s %s", params ? params : "", disk); qtest_start(args); @@ -90,22 +325,19 @@ static void test_acpi_one(const char *params) } g_assert_cmphex(signature, ==, SIGNATURE); - /* OK, now find RSDP */ - for (off = 0xf0000; off < 0x100000; off += 0x10) - { - uint8_t sig[] = "RSD PTR "; - int i; - - for (i = 0; i < sizeof sig - 1; ++i) { - sig[i] = readb(off + i); - } + test_acpi_rsdp_address(&data); + test_acpi_rsdp_table(&data); + test_acpi_rsdt_table(&data); + test_acpi_fadt_table(&data); + test_acpi_dsdt_table(&data); + test_acpi_ssdt_tables(&data); - if (!memcmp(sig, "RSD PTR ", sizeof sig)) { - break; - } + g_free(data.rsdt_tables_addr); + for (i = 0; i < (data.rsdt_tables_nr - 1); ++i) { + g_free(data.ssdt_tables[i].aml); } - - g_assert_cmphex(off, <, 0x100000); + g_free(data.ssdt_tables); + g_free(data.dsdt_table.aml); qtest_quit(global_qtest); g_free(args); |