tests/fw_cfg-test.c

   1 /*
   2  * qtest fw_cfg test case
   3  *
   4  * Copyright IBM, Corp. 2012-2013
   5  *
   6  * Authors:
   7  *  Anthony Liguori   <aliguori@us.ibm.com>
   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 "qemu/osdep.h"
  14 #include <glib.h>
  15
  16 #include "libqtest.h"
  17 #define NO_QEMU_PROTOS
  18 #include "hw/nvram/fw_cfg.h"
  19 #include "libqos/fw_cfg.h"
  20
  21 static uint64_t ram_size = 128 << 20;
  22 static uint16_t nb_cpus = 1;
  23 static uint16_t max_cpus = 1;
  24 static uint64_t nb_nodes = 0;
  25 static uint16_t boot_menu = 0;
  26 static QFWCFG *fw_cfg = NULL;
  27
  28 static void test_fw_cfg_signature(void)
  29 {
  30     char buf[5];
  31
  32     qfw_cfg_get(fw_cfg, FW_CFG_SIGNATURE, buf, 4);
  33     buf[4] = 0;
  34
  35     g_assert_cmpstr(buf, ==, "QEMU");
  36 }
  37
  38 static void test_fw_cfg_id(void)
  39 {
  40     uint32_t id = qfw_cfg_get_u32(fw_cfg, FW_CFG_ID);
  41     g_assert((id == 1) ||
  42              (id == 3));
  43 }
  44
  45 static void test_fw_cfg_uuid(void)
  46 {
  47     uint8_t buf[16];
  48     static const uint8_t uuid[16] = {
  49         0x46, 0x00, 0xcb, 0x32, 0x38, 0xec, 0x4b, 0x2f,
  50         0x8a, 0xcb, 0x81, 0xc6, 0xea, 0x54, 0xf2, 0xd8,
  51     };
  52
  53     qfw_cfg_get(fw_cfg, FW_CFG_UUID, buf, 16);
  54     g_assert(memcmp(buf, uuid, sizeof(buf)) == 0);
  55 }
  56
  57 static void test_fw_cfg_ram_size(void)
  58 {
  59     g_assert_cmpint(qfw_cfg_get_u64(fw_cfg, FW_CFG_RAM_SIZE), ==, ram_size);
  60 }
  61
  62 static void test_fw_cfg_nographic(void)
  63 {
  64     g_assert_cmpint(qfw_cfg_get_u16(fw_cfg, FW_CFG_NOGRAPHIC), ==, 0);
  65 }
  66
  67 static void test_fw_cfg_nb_cpus(void)
  68 {
  69     g_assert_cmpint(qfw_cfg_get_u16(fw_cfg, FW_CFG_NB_CPUS), ==, nb_cpus);
  70 }
  71
  72 static void test_fw_cfg_max_cpus(void)
  73 {
  74     g_assert_cmpint(qfw_cfg_get_u16(fw_cfg, FW_CFG_MAX_CPUS), ==, max_cpus);
  75 }
  76
  77 static void test_fw_cfg_numa(void)
  78 {
  79     uint64_t *cpu_mask;
  80     uint64_t *node_mask;
  81
  82     g_assert_cmpint(qfw_cfg_get_u64(fw_cfg, FW_CFG_NUMA), ==, nb_nodes);
  83
  84     cpu_mask = g_malloc0(sizeof(uint64_t) * max_cpus);
  85     node_mask = g_malloc0(sizeof(uint64_t) * nb_nodes);
  86
  87     qfw_cfg_read_data(fw_cfg, cpu_mask, sizeof(uint64_t) * max_cpus);
  88     qfw_cfg_read_data(fw_cfg, node_mask, sizeof(uint64_t) * nb_nodes);
  89
  90     if (nb_nodes) {
  91         g_assert(cpu_mask[0] & 0x01);
  92         g_assert_cmpint(node_mask[0], ==, ram_size);
  93     }
  94
  95     g_free(node_mask);
  96     g_free(cpu_mask);
  97 }
  98
  99 static void test_fw_cfg_boot_menu(void)
 100 {
 101     g_assert_cmpint(qfw_cfg_get_u16(fw_cfg, FW_CFG_BOOT_MENU), ==, boot_menu);
 102 }
 103
 104 int main(int argc, char **argv)
 105 {
 106     QTestState *s;
 107     char *cmdline;
 108     int ret;
 109
 110     g_test_init(&argc, &argv, NULL);
 111
 112     fw_cfg = pc_fw_cfg_init();
 113
 114     qtest_add_func("fw_cfg/signature", test_fw_cfg_signature);
 115     qtest_add_func("fw_cfg/id", test_fw_cfg_id);
 116     qtest_add_func("fw_cfg/uuid", test_fw_cfg_uuid);
 117     qtest_add_func("fw_cfg/ram_size", test_fw_cfg_ram_size);
 118     qtest_add_func("fw_cfg/nographic", test_fw_cfg_nographic);
 119     qtest_add_func("fw_cfg/nb_cpus", test_fw_cfg_nb_cpus);
 120 #if 0
 121     qtest_add_func("fw_cfg/machine_id", test_fw_cfg_machine_id);
 122     qtest_add_func("fw_cfg/kernel", test_fw_cfg_kernel);
 123     qtest_add_func("fw_cfg/initrd", test_fw_cfg_initrd);
 124     qtest_add_func("fw_cfg/boot_device", test_fw_cfg_boot_device);
 125 #endif
 126     qtest_add_func("fw_cfg/max_cpus", test_fw_cfg_max_cpus);
 127     qtest_add_func("fw_cfg/numa", test_fw_cfg_numa);
 128     qtest_add_func("fw_cfg/boot_menu", test_fw_cfg_boot_menu);
 129
 130     cmdline = g_strdup_printf("-uuid 4600cb32-38ec-4b2f-8acb-81c6ea54f2d8 ");
 131     s = qtest_start(cmdline);
 132     g_free(cmdline);
 133
 134     ret = g_test_run();
 135
 136     if (s) {
 137         qtest_quit(s);
 138     }
 139
 140     return ret;
 141 }