[qemu.git] / tests / acpi-test.c

/*
 * Boot order test cases.
 *
 * Copyright (c) 2013 Red Hat Inc.
 *
 * Authors:
 *  Michael S. Tsirkin <[email protected]>,
 *
 * This work is licensed under the terms of the GNU GPL, version 2 or later.
 * See the COPYING file in the top-level directory.
 */

#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"

#define MACHINE_PC "pc"
#define MACHINE_Q35 "q35"

/* DSDT and SSDTs format */
typedef struct {
    AcpiTableHeader header;
    gchar *aml;            /* aml bytecode from guest */
    gsize aml_len;
    gchar *aml_file;
    gchar *asl;            /* asl code generated from aml */
    gsize asl_len;
    gchar *asl_file;
} QEMU_PACKED AcpiSdtTable;

typedef struct {
    const char *machine;
    uint32_t rsdp_addr;
    AcpiRsdpDescriptor rsdp_table;
    AcpiRsdtDescriptorRev1 rsdt_table;
    AcpiFadtDescriptorRev1 fadt_table;
    AcpiFacsDescriptorRev1 facs_table;
    uint32_t *rsdt_tables_addr;
    int rsdt_tables_nr;
    GArray *ssdt_tables; /* first is DSDT */
} test_data;

#define LOW(x) ((x) & 0xff)
#define HIGH(x) ((x) >> 8)

#define SIGNATURE 0xdead
#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.
 * Q35 machine requires a minimum 0x7e000 bytes disk.
 * (bug or feature?)
 */
static uint8_t boot_sector[0x7e000] = {
    /* 7c00: mov $0xdead,%ax */
    [0x00] = 0xb8,
    [0x01] = LOW(SIGNATURE),
    [0x02] = HIGH(SIGNATURE),
    /* 7c03:  mov %ax,0x7c10 */
    [0x03] = 0xa3,
    [0x04] = LOW(BOOT_SECTOR_ADDRESS + SIGNATURE_OFFSET),
    [0x05] = HIGH(BOOT_SECTOR_ADDRESS + SIGNATURE_OFFSET),
    /* 7c06: cli */
    [0x06] = 0xfa,
    /* 7c07: hlt */
    [0x07] = 0xf4,
    /* 7c08: jmp 0x7c07=0x7c0a-3 */
    [0x08] = 0xeb,
    [0x09] = LOW(-3),
    /* We mov 0xdead here: set value to make debugging easier */
    [SIGNATURE_OFFSET] = LOW(0xface),
    [SIGNATURE_OFFSET + 1] = HIGH(0xface),
    /* End of boot sector marker */
    [0x1FE] = 0x55,
    [0x1FF] = 0xAA,
};

static const char *disk = "tests/acpi-test-disk.raw";
static const char *data_dir = "tests/acpi-test-data";

static void free_test_data(test_data *data)
{
    AcpiSdtTable *temp;
    int i;

    if (data->rsdt_tables_addr) {
        g_free(data->rsdt_tables_addr);
    }

    for (i = 0; i < data->ssdt_tables->len; ++i) {
        temp = &g_array_index(data->ssdt_tables, AcpiSdtTable, i);
        if (temp->aml) {
            g_free(temp->aml);
        }
        if (temp->aml_file) {
            if (g_strstr_len(temp->aml_file, -1, "aml-")) {
                unlink(temp->aml_file);
            }
            g_free(temp->aml_file);
        }
        if (temp->asl) {
            g_free(temp->asl);
        }
        if (temp->asl_file) {
            if (g_strstr_len(temp->asl_file, -1, "asl-")) {
                unlink(temp->asl_file);
            }
            g_free(temp->asl_file);
        }
    }

    g_array_free(data->ssdt_tables, false);
}

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_acpi_facs_table(test_data *data)
{
    AcpiFacsDescriptorRev1 *facs_table = &data->facs_table;
    uint32_t addr = data->fadt_table.firmware_ctrl;

    ACPI_READ_FIELD(facs_table->signature, addr);
    ACPI_READ_FIELD(facs_table->length, addr);
    ACPI_READ_FIELD(facs_table->hardware_signature, addr);
    ACPI_READ_FIELD(facs_table->firmware_waking_vector, addr);
    ACPI_READ_FIELD(facs_table->global_lock, addr);
    ACPI_READ_FIELD(facs_table->flags, addr);
    ACPI_READ_ARRAY(facs_table->resverved3, addr);

    g_assert_cmphex(facs_table->signature, ==, ACPI_FACS_SIGNATURE);
}

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((uint8_t *)sdt_table->aml, sdt_table->aml_len);
    g_assert(!checksum);
}

static void test_acpi_dsdt_table(test_data *data)
{
    AcpiSdtTable dsdt_table;
    uint32_t addr = data->fadt_table.dsdt;

    memset(&dsdt_table, 0, sizeof(dsdt_table));
    data->ssdt_tables = g_array_new(false, true, sizeof(AcpiSdtTable));

    test_dst_table(&dsdt_table, addr);
    g_assert_cmphex(dsdt_table.header.signature, ==, ACPI_DSDT_SIGNATURE);

    /* Place DSDT first */
    g_array_append_val(data->ssdt_tables, dsdt_table);
}

static void test_acpi_ssdt_tables(test_data *data)
{
    int ssdt_tables_nr = data->rsdt_tables_nr - 1; /* fadt is first */
    int i;

    for (i = 0; i < ssdt_tables_nr; i++) {
        AcpiSdtTable ssdt_table;

        memset(&ssdt_table, 0 , sizeof(ssdt_table));
        uint32_t addr = data->rsdt_tables_addr[i + 1]; /* fadt is first */
        test_dst_table(&ssdt_table, addr);
        g_array_append_val(data->ssdt_tables, ssdt_table);
    }
}

static bool iasl_installed(void)
{
    gchar *out = NULL, *out_err = NULL;
    bool ret;

    /* pass 'out' and 'out_err' in order to be redirected */
    ret = g_spawn_command_line_sync("iasl", &out, &out_err, NULL, NULL);

    if (out_err) {
        ret = ret && (out_err[0] == '\0');
        g_free(out_err);
    }

    if (out) {
        g_free(out);
    }

    return ret;
}

static void dump_aml_files(test_data *data)
{
    AcpiSdtTable *sdt;
    GError *error = NULL;
    gint fd;
    ssize_t ret;
    int i;

    for (i = 0; i < data->ssdt_tables->len; ++i) {
        sdt = &g_array_index(data->ssdt_tables, AcpiSdtTable, i);
        g_assert(sdt->aml);

        fd = g_file_open_tmp("aml-XXXXXX", &sdt->aml_file, &error);
        g_assert_no_error(error);

        ret = qemu_write_full(fd, sdt, sizeof(AcpiTableHeader));
        g_assert(ret == sizeof(AcpiTableHeader));
        ret = qemu_write_full(fd, sdt->aml, sdt->aml_len);
        g_assert(ret == sdt->aml_len);

        close(fd);
    }
}

static void load_asl(GArray *sdts, AcpiSdtTable *sdt)
{
    AcpiSdtTable *temp;
    GError *error = NULL;
    GString *command_line = g_string_new("'iasl' ");
    gint fd;
    gchar *out, *out_err;
    gboolean ret;
    int i;

    fd = g_file_open_tmp("asl-XXXXXX.dsl", &sdt->asl_file, &error);
    g_assert_no_error(error);
    close(fd);

    /* build command line */
    g_string_append_printf(command_line, "-p %s ", sdt->asl_file);
    for (i = 0; i < 2; ++i) { /* reference DSDT and SSDT */
        temp = &g_array_index(sdts, AcpiSdtTable, i);
        g_string_append_printf(command_line, "-e %s ", temp->aml_file);
    }
    g_string_append_printf(command_line, "-d %s", sdt->aml_file);

    /* pass 'out' and 'out_err' in order to be redirected */
    g_spawn_command_line_sync(command_line->str, &out, &out_err, NULL, &error);
    g_assert_no_error(error);

    ret = g_file_get_contents(sdt->asl_file, (gchar **)&sdt->asl,
                              &sdt->asl_len, &error);
    g_assert(ret);
    g_assert_no_error(error);
    g_assert(sdt->asl_len);

    g_free(out);
    g_free(out_err);
    g_string_free(command_line, true);
}

#define COMMENT_END "*/"
#define DEF_BLOCK "DefinitionBlock ("
#define BLOCK_NAME_END ".aml"

static GString *normalize_asl(gchar *asl_code)
{
    GString *asl = g_string_new(asl_code);
    gchar *comment, *block_name;

    /* strip comments (different generation days) */
    comment = g_strstr_len(asl->str, asl->len, COMMENT_END);
    if (comment) {
        asl = g_string_erase(asl, 0, comment + sizeof(COMMENT_END) - asl->str);
    }

    /* strip def block name (it has file path in it) */
    if (g_str_has_prefix(asl->str, DEF_BLOCK)) {
        block_name = g_strstr_len(asl->str, asl->len, BLOCK_NAME_END);
        g_assert(block_name);
        asl = g_string_erase(asl, 0,
                             block_name + sizeof(BLOCK_NAME_END) - asl->str);
    }

    return asl;
}

static GArray *load_expected_aml(test_data *data)
{
    int i;
    AcpiSdtTable *sdt;
    gchar *aml_file;
    GError *error = NULL;
    gboolean ret;

    GArray *exp_ssdt_tables = g_array_new(false, true, sizeof(AcpiSdtTable));
    for (i = 0; i < data->ssdt_tables->len; ++i) {
        AcpiSdtTable exp_sdt;
        sdt = &g_array_index(data->ssdt_tables, AcpiSdtTable, i);

        memset(&exp_sdt, 0, sizeof(exp_sdt));
        exp_sdt.header.signature = sdt->header.signature;

        aml_file = g_strdup_printf("%s/%s/%.4s", data_dir, data->machine,
                                   (gchar *)&exp_sdt.header.signature);
        exp_sdt.aml_file = aml_file;
        g_assert(g_file_test(aml_file, G_FILE_TEST_EXISTS));
        ret = g_file_get_contents(aml_file, &exp_sdt.aml,
                                  &exp_sdt.aml_len, &error);
        g_assert(ret);
        g_assert_no_error(error);
        g_assert(exp_sdt.aml);
        g_assert(exp_sdt.aml_len);

        g_array_append_val(exp_ssdt_tables, exp_sdt);
    }

    return exp_ssdt_tables;
}

static void test_acpi_asl(test_data *data)
{
    int i;
    AcpiSdtTable *sdt, *exp_sdt;
    test_data exp_data;

    memset(&exp_data, 0, sizeof(exp_data));
    exp_data.ssdt_tables = load_expected_aml(data);
    dump_aml_files(data);
    for (i = 0; i < data->ssdt_tables->len; ++i) {
        GString *asl, *exp_asl;

        sdt = &g_array_index(data->ssdt_tables, AcpiSdtTable, i);
        exp_sdt = &g_array_index(exp_data.ssdt_tables, AcpiSdtTable, i);

        load_asl(data->ssdt_tables, sdt);
        asl = normalize_asl(sdt->asl);

        load_asl(exp_data.ssdt_tables, exp_sdt);
        exp_asl = normalize_asl(exp_sdt->asl);

        g_assert(!g_strcmp0(asl->str, exp_asl->str));
        g_string_free(asl, true);
        g_string_free(exp_asl, true);
    }

    free_test_data(&exp_data);
}

static void test_acpi_one(const char *params, test_data *data)
{
    char *args;
    uint8_t signature_low;
    uint8_t signature_high;
    uint16_t signature;
    int i;
    const char *device = "";

    if (!g_strcmp0(data->machine, MACHINE_Q35)) {
        device = ",id=hd -device ide-hd,drive=hd";
    }

    args = g_strdup_printf("-net none -display none %s -drive file=%s%s,",
                           params ? params : "", disk, device);
    qtest_start(args);

   /* Wait at most 1 minute */
#define TEST_DELAY (1 * G_USEC_PER_SEC / 10)
#define TEST_CYCLES MAX((60 * G_USEC_PER_SEC / TEST_DELAY), 1)

    /* Poll until code has run and modified memory.  Once it has we know BIOS
     * initialization is done.  TODO: check that IP reached the halt
     * instruction.
     */
    for (i = 0; i < TEST_CYCLES; ++i) {
        signature_low = readb(BOOT_SECTOR_ADDRESS + SIGNATURE_OFFSET);
        signature_high = readb(BOOT_SECTOR_ADDRESS + SIGNATURE_OFFSET + 1);
        signature = (signature_high << 8) | signature_low;
        if (signature == SIGNATURE) {
            break;
        }
        g_usleep(TEST_DELAY);
    }
    g_assert_cmphex(signature, ==, SIGNATURE);

    test_acpi_rsdp_address(data);
    test_acpi_rsdp_table(data);
    test_acpi_rsdt_table(data);
    test_acpi_fadt_table(data);
    test_acpi_facs_table(data);
    test_acpi_dsdt_table(data);
    test_acpi_ssdt_tables(data);

    if (iasl_installed()) {
        test_acpi_asl(data);
    }

    qtest_quit(global_qtest);
    g_free(args);
}

static void test_acpi_tcg(void)
{
    test_data data;

    /* Supplying -machine accel argument overrides the default (qtest).
     * This is to make guest actually run.
     */
    memset(&data, 0, sizeof(data));
    data.machine = MACHINE_PC;
    test_acpi_one("-machine accel=tcg", &data);
    free_test_data(&data);

    memset(&data, 0, sizeof(data));
    data.machine = MACHINE_Q35;
    test_acpi_one("-machine q35,accel=tcg", &data);
    free_test_data(&data);
}

int main(int argc, char *argv[])
{
    const char *arch = qtest_get_arch();
    FILE *f = fopen(disk, "w");
    int ret;
    fwrite(boot_sector, 1, sizeof boot_sector, f);
    fclose(f);

    g_test_init(&argc, &argv, NULL);

    if (strcmp(arch, "i386") == 0 || strcmp(arch, "x86_64") == 0) {
        qtest_add_func("acpi/tcg", test_acpi_tcg);
    }
    ret = g_test_run();
    unlink(disk);
    return ret;
}
Commit	Line	Data
ad6423a7 MT	1	/*
	2	* Boot order test cases.
	3	*
	4	* Copyright (c) 2013 Red Hat Inc.
	5	*
	6	* Authors:
	7	* Michael S. Tsirkin <[email protected]>,
	8	*
	9	* This work is licensed under the terms of the GNU GPL, version 2 or later.
	10	* See the COPYING file in the top-level directory.
	11	*/
	12
	13	#include <string.h>
	14	#include <stdio.h>
	15	#include <glib.h>
53333801	16	#include "qemu-common.h"
ad6423a7	17	#include "libqtest.h"
53333801 MA	18	#include "qemu/compiler.h"
53333801 MA	19	#include "hw/i386/acpi-defs.h"
ad6423a7	20
9e8458c0 MA	21	#define MACHINE_PC "pc"
	22	#define MACHINE_Q35 "q35"
	23
53333801	24	/* DSDT and SSDTs format */
ad6423a7	25	typedef struct {
53333801	26	AcpiTableHeader header;
9e8458c0 MA	27	gchar aml; / aml bytecode from guest */
	28	gsize aml_len;
	29	gchar *aml_file;
	30	gchar asl; / asl code generated from aml */
	31	gsize asl_len;
	32	gchar *asl_file;
	33	} QEMU_PACKED AcpiSdtTable;
53333801 MA	34
53333801 MA	35	typedef struct {
9e8458c0	36	const char *machine;
53333801 MA	37	uint32_t rsdp_addr;
	38	AcpiRsdpDescriptor rsdp_table;
	39	AcpiRsdtDescriptorRev1 rsdt_table;
	40	AcpiFadtDescriptorRev1 fadt_table;
15650602	41	AcpiFacsDescriptorRev1 facs_table;
53333801 MA	42	uint32_t *rsdt_tables_addr;
53333801 MA	43	int rsdt_tables_nr;
9e8458c0	44	GArray ssdt_tables; / first is DSDT */
53333801	45	} test_data;
ad6423a7 MT	46
	47	#define LOW(x) ((x) & 0xff)
	48	#define HIGH(x) ((x) >> 8)
	49
	50	#define SIGNATURE 0xdead
	51	#define SIGNATURE_OFFSET 0x10
	52	#define BOOT_SECTOR_ADDRESS 0x7c00
	53
53333801 MA	54	#define ACPI_READ_FIELD(field, addr) \
	55	do { \
	56	switch (sizeof(field)) { \
	57	case 1: \
	58	field = readb(addr); \
	59	break; \
	60	case 2: \
	61	field = le16_to_cpu(readw(addr)); \
	62	break; \
	63	case 4: \
	64	field = le32_to_cpu(readl(addr)); \
	65	break; \
	66	case 8: \
	67	field = le64_to_cpu(readq(addr)); \
	68	break; \
	69	default: \
	70	g_assert(false); \
	71	} \
	72	addr += sizeof(field); \
	73	} while (0);
	74
	75	#define ACPI_READ_ARRAY_PTR(arr, length, addr) \
	76	do { \
	77	int idx; \
	78	for (idx = 0; idx < length; ++idx) { \
	79	ACPI_READ_FIELD(arr[idx], addr); \
	80	} \
	81	} while (0);
	82
	83	#define ACPI_READ_ARRAY(arr, addr) \
	84	ACPI_READ_ARRAY_PTR(arr, sizeof(arr)/sizeof(arr[0]), addr)
	85
	86	#define ACPI_READ_TABLE_HEADER(table, addr) \
	87	do { \
	88	ACPI_READ_FIELD((table)->signature, addr); \
	89	ACPI_READ_FIELD((table)->length, addr); \
	90	ACPI_READ_FIELD((table)->revision, addr); \
	91	ACPI_READ_FIELD((table)->checksum, addr); \
	92	ACPI_READ_ARRAY((table)->oem_id, addr); \
	93	ACPI_READ_ARRAY((table)->oem_table_id, addr); \
	94	ACPI_READ_FIELD((table)->oem_revision, addr); \
	95	ACPI_READ_ARRAY((table)->asl_compiler_id, addr); \
	96	ACPI_READ_FIELD((table)->asl_compiler_revision, addr); \
	97	} while (0);
	98
ad6423a7 MT	99	/* Boot sector code: write SIGNATURE into memory,
ad6423a7 MT	100	* then halt.
9e8458c0 MA	101	* Q35 machine requires a minimum 0x7e000 bytes disk.
9e8458c0 MA	102	* (bug or feature?)
ad6423a7	103	*/
9e8458c0	104	static uint8_t boot_sector[0x7e000] = {
ad6423a7 MT	105	/* 7c00: mov $0xdead,%ax */
	106	[0x00] = 0xb8,
	107	[0x01] = LOW(SIGNATURE),
	108	[0x02] = HIGH(SIGNATURE),
	109	/* 7c03: mov %ax,0x7c10 */
	110	[0x03] = 0xa3,
	111	[0x04] = LOW(BOOT_SECTOR_ADDRESS + SIGNATURE_OFFSET),
	112	[0x05] = HIGH(BOOT_SECTOR_ADDRESS + SIGNATURE_OFFSET),
	113	/* 7c06: cli */
	114	[0x06] = 0xfa,
	115	/* 7c07: hlt */
	116	[0x07] = 0xf4,
	117	/* 7c08: jmp 0x7c07=0x7c0a-3 */
	118	[0x08] = 0xeb,
	119	[0x09] = LOW(-3),
	120	/* We mov 0xdead here: set value to make debugging easier */
	121	[SIGNATURE_OFFSET] = LOW(0xface),
	122	[SIGNATURE_OFFSET + 1] = HIGH(0xface),
	123	/* End of boot sector marker */
	124	[0x1FE] = 0x55,
	125	[0x1FF] = 0xAA,
	126	};
	127
	128	static const char *disk = "tests/acpi-test-disk.raw";
9e8458c0	129	static const char *data_dir = "tests/acpi-test-data";
ad6423a7	130
8ac2adf7 MA	131	static void free_test_data(test_data *data)
8ac2adf7 MA	132	{
9e8458c0	133	AcpiSdtTable *temp;
8ac2adf7 MA	134	int i;
8ac2adf7 MA	135
9e8458c0 MA	136	if (data->rsdt_tables_addr) {
	137	g_free(data->rsdt_tables_addr);
	138	}
	139
8ac2adf7	140	for (i = 0; i < data->ssdt_tables->len; ++i) {
9e8458c0 MA	141	temp = &g_array_index(data->ssdt_tables, AcpiSdtTable, i);
	142	if (temp->aml) {
	143	g_free(temp->aml);
	144	}
	145	if (temp->aml_file) {
	146	if (g_strstr_len(temp->aml_file, -1, "aml-")) {
	147	unlink(temp->aml_file);
	148	}
	149	g_free(temp->aml_file);
	150	}
	151	if (temp->asl) {
	152	g_free(temp->asl);
	153	}
	154	if (temp->asl_file) {
	155	if (g_strstr_len(temp->asl_file, -1, "asl-")) {
	156	unlink(temp->asl_file);
	157	}
	158	g_free(temp->asl_file);
	159	}
8ac2adf7	160	}
9e8458c0	161
8ac2adf7	162	g_array_free(data->ssdt_tables, false);
8ac2adf7 MA	163	}
8ac2adf7 MA	164
53333801 MA	165	static uint8_t acpi_checksum(const uint8_t *data, int len)
	166	{
	167	int i;
	168	uint8_t sum = 0;
	169
	170	for (i = 0; i < len; i++) {
	171	sum += data[i];
	172	}
	173
	174	return sum;
	175	}
	176
	177	static void test_acpi_rsdp_address(test_data *data)
	178	{
	179	uint32_t off;
	180
	181	/* OK, now find RSDP */
	182	for (off = 0xf0000; off < 0x100000; off += 0x10) {
	183	uint8_t sig[] = "RSD PTR ";
	184	int i;
	185
	186	for (i = 0; i < sizeof sig - 1; ++i) {
	187	sig[i] = readb(off + i);
	188	}
	189
	190	if (!memcmp(sig, "RSD PTR ", sizeof sig)) {
	191	break;
	192	}
	193	}
	194
	195	g_assert_cmphex(off, <, 0x100000);
	196	data->rsdp_addr = off;
	197	}
	198
	199	static void test_acpi_rsdp_table(test_data *data)
	200	{
	201	AcpiRsdpDescriptor *rsdp_table = &data->rsdp_table;
	202	uint32_t addr = data->rsdp_addr;
	203
	204	ACPI_READ_FIELD(rsdp_table->signature, addr);
	205	g_assert_cmphex(rsdp_table->signature, ==, ACPI_RSDP_SIGNATURE);
	206
	207	ACPI_READ_FIELD(rsdp_table->checksum, addr);
	208	ACPI_READ_ARRAY(rsdp_table->oem_id, addr);
	209	ACPI_READ_FIELD(rsdp_table->revision, addr);
	210	ACPI_READ_FIELD(rsdp_table->rsdt_physical_address, addr);
	211	ACPI_READ_FIELD(rsdp_table->length, addr);
	212
	213	/* rsdp checksum is not for the whole table, but for the first 20 bytes */
	214	g_assert(!acpi_checksum((uint8_t *)rsdp_table, 20));
	215	}
	216
	217	static void test_acpi_rsdt_table(test_data *data)
	218	{
	219	AcpiRsdtDescriptorRev1 *rsdt_table = &data->rsdt_table;
	220	uint32_t addr = data->rsdp_table.rsdt_physical_address;
	221	uint32_t *tables;
	222	int tables_nr;
	223	uint8_t checksum;
	224
	225	/* read the header */
	226	ACPI_READ_TABLE_HEADER(rsdt_table, addr);
	227	g_assert_cmphex(rsdt_table->signature, ==, ACPI_RSDT_SIGNATURE);
	228
229	/* compute the table entries in rsdt */
230	tables_nr = (rsdt_table->length - sizeof(AcpiRsdtDescriptorRev1)) /
231	sizeof(uint32_t);
232	g_assert_cmpint(tables_nr, >, 0);
233
234	/* get the addresses of the tables pointed by rsdt */
235	tables = g_new0(uint32_t, tables_nr);
236	ACPI_READ_ARRAY_PTR(tables, tables_nr, addr);
237
238	checksum = acpi_checksum((uint8_t *)rsdt_table, rsdt_table->length) +
239	acpi_checksum((uint8_t )tables, tables_nr sizeof(uint32_t));
240	g_assert(!checksum);
241
242	/* SSDT tables after FADT */
243	data->rsdt_tables_addr = tables;
244	data->rsdt_tables_nr = tables_nr;
245	}
246
247	static void test_acpi_fadt_table(test_data *data)
248	{
249	AcpiFadtDescriptorRev1 *fadt_table = &data->fadt_table;
250	uint32_t addr;
251
252	/* FADT table comes first */
253	addr = data->rsdt_tables_addr[0];
254	ACPI_READ_TABLE_HEADER(fadt_table, addr);
255
256	ACPI_READ_FIELD(fadt_table->firmware_ctrl, addr);
257	ACPI_READ_FIELD(fadt_table->dsdt, addr);
258	ACPI_READ_FIELD(fadt_table->model, addr);
259	ACPI_READ_FIELD(fadt_table->reserved1, addr);
260	ACPI_READ_FIELD(fadt_table->sci_int, addr);
261	ACPI_READ_FIELD(fadt_table->smi_cmd, addr);
262	ACPI_READ_FIELD(fadt_table->acpi_enable, addr);
263	ACPI_READ_FIELD(fadt_table->acpi_disable, addr);
264	ACPI_READ_FIELD(fadt_table->S4bios_req, addr);
265	ACPI_READ_FIELD(fadt_table->reserved2, addr);
266	ACPI_READ_FIELD(fadt_table->pm1a_evt_blk, addr);
267	ACPI_READ_FIELD(fadt_table->pm1b_evt_blk, addr);
268	ACPI_READ_FIELD(fadt_table->pm1a_cnt_blk, addr);
269	ACPI_READ_FIELD(fadt_table->pm1b_cnt_blk, addr);
270	ACPI_READ_FIELD(fadt_table->pm2_cnt_blk, addr);
271	ACPI_READ_FIELD(fadt_table->pm_tmr_blk, addr);
272	ACPI_READ_FIELD(fadt_table->gpe0_blk, addr);
273	ACPI_READ_FIELD(fadt_table->gpe1_blk, addr);
274	ACPI_READ_FIELD(fadt_table->pm1_evt_len, addr);
275	ACPI_READ_FIELD(fadt_table->pm1_cnt_len, addr);
276	ACPI_READ_FIELD(fadt_table->pm2_cnt_len, addr);
277	ACPI_READ_FIELD(fadt_table->pm_tmr_len, addr);
278	ACPI_READ_FIELD(fadt_table->gpe0_blk_len, addr);
279	ACPI_READ_FIELD(fadt_table->gpe1_blk_len, addr);
280	ACPI_READ_FIELD(fadt_table->gpe1_base, addr);
281	ACPI_READ_FIELD(fadt_table->reserved3, addr);
282	ACPI_READ_FIELD(fadt_table->plvl2_lat, addr);
283	ACPI_READ_FIELD(fadt_table->plvl3_lat, addr);
284	ACPI_READ_FIELD(fadt_table->flush_size, addr);
285	ACPI_READ_FIELD(fadt_table->flush_stride, addr);
286	ACPI_READ_FIELD(fadt_table->duty_offset, addr);
287	ACPI_READ_FIELD(fadt_table->duty_width, addr);
288	ACPI_READ_FIELD(fadt_table->day_alrm, addr);
289	ACPI_READ_FIELD(fadt_table->mon_alrm, addr);
290	ACPI_READ_FIELD(fadt_table->century, addr);
291	ACPI_READ_FIELD(fadt_table->reserved4, addr);
292	ACPI_READ_FIELD(fadt_table->reserved4a, addr);
293	ACPI_READ_FIELD(fadt_table->reserved4b, addr);
294	ACPI_READ_FIELD(fadt_table->flags, addr);
295
296	g_assert_cmphex(fadt_table->signature, ==, ACPI_FACP_SIGNATURE);
297	g_assert(!acpi_checksum((uint8_t *)fadt_table, fadt_table->length));
298	}
299
15650602 MA	300	static void test_acpi_facs_table(test_data *data)
	301	{
	302	AcpiFacsDescriptorRev1 *facs_table = &data->facs_table;
	303	uint32_t addr = data->fadt_table.firmware_ctrl;
	304
	305	ACPI_READ_FIELD(facs_table->signature, addr);
	306	ACPI_READ_FIELD(facs_table->length, addr);
	307	ACPI_READ_FIELD(facs_table->hardware_signature, addr);
	308	ACPI_READ_FIELD(facs_table->firmware_waking_vector, addr);
	309	ACPI_READ_FIELD(facs_table->global_lock, addr);
	310	ACPI_READ_FIELD(facs_table->flags, addr);
	311	ACPI_READ_ARRAY(facs_table->resverved3, addr);
	312
	313	g_assert_cmphex(facs_table->signature, ==, ACPI_FACS_SIGNATURE);
	314	}
	315
53333801 MA	316	static void test_dst_table(AcpiSdtTable *sdt_table, uint32_t addr)
	317	{
	318	uint8_t checksum;
	319
	320	ACPI_READ_TABLE_HEADER(&sdt_table->header, addr);
	321
	322	sdt_table->aml_len = sdt_table->header.length - sizeof(AcpiTableHeader);
	323	sdt_table->aml = g_malloc0(sdt_table->aml_len);
	324	ACPI_READ_ARRAY_PTR(sdt_table->aml, sdt_table->aml_len, addr);
	325
	326	checksum = acpi_checksum((uint8_t *)sdt_table, sizeof(AcpiTableHeader)) +
9e8458c0	327	acpi_checksum((uint8_t *)sdt_table->aml, sdt_table->aml_len);
53333801 MA	328	g_assert(!checksum);
	329	}
	330
	331	static void test_acpi_dsdt_table(test_data *data)
	332	{
9e8458c0	333	AcpiSdtTable dsdt_table;
53333801 MA	334	uint32_t addr = data->fadt_table.dsdt;
53333801 MA	335
9e8458c0 MA	336	memset(&dsdt_table, 0, sizeof(dsdt_table));
	337	data->ssdt_tables = g_array_new(false, true, sizeof(AcpiSdtTable));
	338
	339	test_dst_table(&dsdt_table, addr);
	340	g_assert_cmphex(dsdt_table.header.signature, ==, ACPI_DSDT_SIGNATURE);
	341
	342	/* Place DSDT first */
	343	g_array_append_val(data->ssdt_tables, dsdt_table);
53333801 MA	344	}
	345
	346	static void test_acpi_ssdt_tables(test_data *data)
	347	{
53333801 MA	348	int ssdt_tables_nr = data->rsdt_tables_nr - 1; /* fadt is first */
	349	int i;
	350
53333801	351	for (i = 0; i < ssdt_tables_nr; i++) {
8ac2adf7	352	AcpiSdtTable ssdt_table;
9e8458c0 MA	353
9e8458c0 MA	354	memset(&ssdt_table, 0 , sizeof(ssdt_table));
53333801	355	uint32_t addr = data->rsdt_tables_addr[i + 1]; /* fadt is first */
8ac2adf7	356	test_dst_table(&ssdt_table, addr);
9e8458c0	357	g_array_append_val(data->ssdt_tables, ssdt_table);
53333801	358	}
9e8458c0 MA	359	}
	360
	361	static bool iasl_installed(void)
	362	{
	363	gchar out = NULL, out_err = NULL;
	364	bool ret;
	365
	366	/* pass 'out' and 'out_err' in order to be redirected */
	367	ret = g_spawn_command_line_sync("iasl", &out, &out_err, NULL, NULL);
	368
	369	if (out_err) {
	370	ret = ret && (out_err[0] == '\0');
	371	g_free(out_err);
	372	}
	373
	374	if (out) {
	375	g_free(out);
	376	}
	377
	378	return ret;
	379	}
	380
	381	static void dump_aml_files(test_data *data)
	382	{
	383	AcpiSdtTable *sdt;
	384	GError *error = NULL;
	385	gint fd;
	386	ssize_t ret;
	387	int i;
	388
	389	for (i = 0; i < data->ssdt_tables->len; ++i) {
	390	sdt = &g_array_index(data->ssdt_tables, AcpiSdtTable, i);
	391	g_assert(sdt->aml);
	392
	393	fd = g_file_open_tmp("aml-XXXXXX", &sdt->aml_file, &error);
	394	g_assert_no_error(error);
	395
	396	ret = qemu_write_full(fd, sdt, sizeof(AcpiTableHeader));
	397	g_assert(ret == sizeof(AcpiTableHeader));
	398	ret = qemu_write_full(fd, sdt->aml, sdt->aml_len);
	399	g_assert(ret == sdt->aml_len);
	400
	401	close(fd);
	402	}
	403	}
	404
	405	static void load_asl(GArray sdts, AcpiSdtTable sdt)
	406	{
	407	AcpiSdtTable *temp;
	408	GError *error = NULL;
	409	GString *command_line = g_string_new("'iasl' ");
	410	gint fd;
	411	gchar out, out_err;
	412	gboolean ret;
	413	int i;
	414
	415	fd = g_file_open_tmp("asl-XXXXXX.dsl", &sdt->asl_file, &error);
	416	g_assert_no_error(error);
	417	close(fd);
	418
	419	/* build command line */
	420	g_string_append_printf(command_line, "-p %s ", sdt->asl_file);
	421	for (i = 0; i < 2; ++i) { /* reference DSDT and SSDT */
	422	temp = &g_array_index(sdts, AcpiSdtTable, i);
423	g_string_append_printf(command_line, "-e %s ", temp->aml_file);
424	}
425	g_string_append_printf(command_line, "-d %s", sdt->aml_file);
426
427	/* pass 'out' and 'out_err' in order to be redirected */
428	g_spawn_command_line_sync(command_line->str, &out, &out_err, NULL, &error);
429	g_assert_no_error(error);
430
431	ret = g_file_get_contents(sdt->asl_file, (gchar **)&sdt->asl,
432	&sdt->asl_len, &error);
433	g_assert(ret);
434	g_assert_no_error(error);
435	g_assert(sdt->asl_len);
436
437	g_free(out);
438	g_free(out_err);
439	g_string_free(command_line, true);
440	}
441
442	#define COMMENT_END "*/"
443	#define DEF_BLOCK "DefinitionBlock ("
444	#define BLOCK_NAME_END ".aml"
445
446	static GString normalize_asl(gchar asl_code)
447	{
448	GString *asl = g_string_new(asl_code);
449	gchar comment, block_name;
450
451	/* strip comments (different generation days) */
452	comment = g_strstr_len(asl->str, asl->len, COMMENT_END);
453	if (comment) {
454	asl = g_string_erase(asl, 0, comment + sizeof(COMMENT_END) - asl->str);
455	}
456
457	/* strip def block name (it has file path in it) */
458	if (g_str_has_prefix(asl->str, DEF_BLOCK)) {
459	block_name = g_strstr_len(asl->str, asl->len, BLOCK_NAME_END);
460	g_assert(block_name);
461	asl = g_string_erase(asl, 0,
462	block_name + sizeof(BLOCK_NAME_END) - asl->str);
463	}
464
465	return asl;
466	}
467
468	static GArray load_expected_aml(test_data data)
469	{
470	int i;
471	AcpiSdtTable *sdt;
472	gchar *aml_file;
473	GError *error = NULL;
474	gboolean ret;
475
476	GArray *exp_ssdt_tables = g_array_new(false, true, sizeof(AcpiSdtTable));
477	for (i = 0; i < data->ssdt_tables->len; ++i) {
478	AcpiSdtTable exp_sdt;
479	sdt = &g_array_index(data->ssdt_tables, AcpiSdtTable, i);
480
481	memset(&exp_sdt, 0, sizeof(exp_sdt));
482	exp_sdt.header.signature = sdt->header.signature;
483
484	aml_file = g_strdup_printf("%s/%s/%.4s", data_dir, data->machine,
485	(gchar *)&exp_sdt.header.signature);
486	exp_sdt.aml_file = aml_file;
487	g_assert(g_file_test(aml_file, G_FILE_TEST_EXISTS));
488	ret = g_file_get_contents(aml_file, &exp_sdt.aml,
489	&exp_sdt.aml_len, &error);
490	g_assert(ret);
491	g_assert_no_error(error);
492	g_assert(exp_sdt.aml);
493	g_assert(exp_sdt.aml_len);
494
495	g_array_append_val(exp_ssdt_tables, exp_sdt);
496	}
497
498	return exp_ssdt_tables;
499	}
500
501	static void test_acpi_asl(test_data *data)
502	{
503	int i;
504	AcpiSdtTable sdt, exp_sdt;
505	test_data exp_data;
506
507	memset(&exp_data, 0, sizeof(exp_data));
508	exp_data.ssdt_tables = load_expected_aml(data);
509	dump_aml_files(data);
510	for (i = 0; i < data->ssdt_tables->len; ++i) {
511	GString asl, exp_asl;
512
513	sdt = &g_array_index(data->ssdt_tables, AcpiSdtTable, i);
514	exp_sdt = &g_array_index(exp_data.ssdt_tables, AcpiSdtTable, i);
515
516	load_asl(data->ssdt_tables, sdt);
517	asl = normalize_asl(sdt->asl);
518
519	load_asl(exp_data.ssdt_tables, exp_sdt);
520	exp_asl = normalize_asl(exp_sdt->asl);
521
522	g_assert(!g_strcmp0(asl->str, exp_asl->str));
523	g_string_free(asl, true);
524	g_string_free(exp_asl, true);
525	}
526
527	free_test_data(&exp_data);
53333801 MA	528	}
53333801 MA	529
8ac2adf7	530	static void test_acpi_one(const char params, test_data data)
ad6423a7 MT	531	{
	532	char *args;
	533	uint8_t signature_low;
	534	uint8_t signature_high;
	535	uint16_t signature;
	536	int i;
9e8458c0	537	const char *device = "";
ad6423a7	538
9e8458c0 MA	539	if (!g_strcmp0(data->machine, MACHINE_Q35)) {
	540	device = ",id=hd -device ide-hd,drive=hd";
	541	}
	542
	543	args = g_strdup_printf("-net none -display none %s -drive file=%s%s,",
	544	params ? params : "", disk, device);
ad6423a7 MT	545	qtest_start(args);
	546
	547	/* Wait at most 1 minute */
	548	#define TEST_DELAY (1 * G_USEC_PER_SEC / 10)
	549	#define TEST_CYCLES MAX((60 * G_USEC_PER_SEC / TEST_DELAY), 1)
	550
	551	/* Poll until code has run and modified memory. Once it has we know BIOS
	552	* initialization is done. TODO: check that IP reached the halt
	553	* instruction.
	554	*/
	555	for (i = 0; i < TEST_CYCLES; ++i) {
	556	signature_low = readb(BOOT_SECTOR_ADDRESS + SIGNATURE_OFFSET);
	557	signature_high = readb(BOOT_SECTOR_ADDRESS + SIGNATURE_OFFSET + 1);
	558	signature = (signature_high << 8) \| signature_low;
	559	if (signature == SIGNATURE) {
	560	break;
	561	}
	562	g_usleep(TEST_DELAY);
	563	}
	564	g_assert_cmphex(signature, ==, SIGNATURE);
	565
8ac2adf7 MA	566	test_acpi_rsdp_address(data);
	567	test_acpi_rsdp_table(data);
	568	test_acpi_rsdt_table(data);
	569	test_acpi_fadt_table(data);
15650602	570	test_acpi_facs_table(data);
8ac2adf7 MA	571	test_acpi_dsdt_table(data);
8ac2adf7 MA	572	test_acpi_ssdt_tables(data);
ad6423a7	573
9e8458c0 MA	574	if (iasl_installed()) {
	575	test_acpi_asl(data);
	576	}
	577
ad6423a7 MT	578	qtest_quit(global_qtest);
	579	g_free(args);
	580	}
	581
	582	static void test_acpi_tcg(void)
	583	{
8ac2adf7 MA	584	test_data data;
8ac2adf7 MA	585
ad6423a7 MT	586	/* Supplying -machine accel argument overrides the default (qtest).
	587	* This is to make guest actually run.
	588	*/
9e8458c0 MA	589	memset(&data, 0, sizeof(data));
9e8458c0 MA	590	data.machine = MACHINE_PC;
8ac2adf7	591	test_acpi_one("-machine accel=tcg", &data);
9e8458c0	592	free_test_data(&data);
8ac2adf7	593
9e8458c0 MA	594	memset(&data, 0, sizeof(data));
	595	data.machine = MACHINE_Q35;
	596	test_acpi_one("-machine q35,accel=tcg", &data);
8ac2adf7	597	free_test_data(&data);
ad6423a7 MT	598	}
	599
	600	int main(int argc, char *argv[])
	601	{
	602	const char *arch = qtest_get_arch();
	603	FILE *f = fopen(disk, "w");
5862ad0f	604	int ret;
ad6423a7 MT	605	fwrite(boot_sector, 1, sizeof boot_sector, f);
	606	fclose(f);
	607
	608	g_test_init(&argc, &argv, NULL);
	609
	610	if (strcmp(arch, "i386") == 0 \|\| strcmp(arch, "x86_64") == 0) {
	611	qtest_add_func("acpi/tcg", test_acpi_tcg);
	612	}
5862ad0f FZ	613	ret = g_test_run();
	614	unlink(disk);
	615	return ret;
ad6423a7	616	}