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