tests/pc-cpu-test.c

   1 /*
   2  * QTest testcase for PC CPUs
   3  *
   4  * Copyright (c) 2015 SUSE Linux GmbH
   5  *
   6  * This work is licensed under the terms of the GNU GPL, version 2 or later.
   7  * See the COPYING file in the top-level directory.
   8  */
   9
  10 #include "qemu/osdep.h"
  11
  12 #include "qemu-common.h"
  13 #include "libqtest.h"
  14 #include "qapi/qmp/types.h"
  15
  16 struct PCTestData {
  17     char *machine;
  18     const char *cpu_model;
  19     unsigned sockets;
  20     unsigned cores;
  21     unsigned threads;
  22     unsigned maxcpus;
  23 };
  24 typedef struct PCTestData PCTestData;
  25
  26 static void test_pc_with_cpu_add(gconstpointer data)
  27 {
  28     const PCTestData *s = data;
  29     char *args;
  30     QDict *response;
  31     unsigned int i;
  32
  33     args = g_strdup_printf("-machine %s -cpu %s "
  34                            "-smp sockets=%u,cores=%u,threads=%u,maxcpus=%u",
  35                            s->machine, s->cpu_model,
  36                            s->sockets, s->cores, s->threads, s->maxcpus);
  37     qtest_start(args);
  38
  39     for (i = s->sockets * s->cores * s->threads; i < s->maxcpus; i++) {
  40         response = qmp("{ 'execute': 'cpu-add',"
  41                        "  'arguments': { 'id': %d } }", i);
  42         g_assert(response);
  43         g_assert(!qdict_haskey(response, "error"));
  44         QDECREF(response);
  45     }
  46
  47     qtest_end();
  48     g_free(args);
  49 }
  50
  51 static void test_pc_without_cpu_add(gconstpointer data)
  52 {
  53     const PCTestData *s = data;
  54     char *args;
  55     QDict *response;
  56
  57     args = g_strdup_printf("-machine %s -cpu %s "
  58                            "-smp sockets=%u,cores=%u,threads=%u,maxcpus=%u",
  59                            s->machine, s->cpu_model,
  60                            s->sockets, s->cores, s->threads, s->maxcpus);
  61     qtest_start(args);
  62
  63     response = qmp("{ 'execute': 'cpu-add',"
  64                    "  'arguments': { 'id': %d } }",
  65                    s->sockets * s->cores * s->threads);
  66     g_assert(response);
  67     g_assert(qdict_haskey(response, "error"));
  68     QDECREF(response);
  69
  70     qtest_end();
  71     g_free(args);
  72 }
  73
  74 static void test_data_free(gpointer data)
  75 {
  76     PCTestData *pc = data;
  77
  78     g_free(pc->machine);
  79     g_free(pc);
  80 }
  81
  82 static void add_pc_test_case(const char *mname)
  83 {
  84     char *path;
  85     PCTestData *data;
  86
  87     if (!g_str_has_prefix(mname, "pc-")) {
  88         return;
  89     }
  90     data = g_malloc(sizeof(PCTestData));
  91     data->machine = g_strdup(mname);
  92     data->cpu_model = "Haswell"; /* 1.3+ theoretically */
  93     data->sockets = 1;
  94     data->cores = 3;
  95     data->threads = 2;
  96     data->maxcpus = data->sockets * data->cores * data->threads * 2;
  97     if (g_str_has_suffix(mname, "-1.4") ||
  98         (strcmp(mname, "pc-1.3") == 0) ||
  99         (strcmp(mname, "pc-1.2") == 0) ||
 100         (strcmp(mname, "pc-1.1") == 0) ||
 101         (strcmp(mname, "pc-1.0") == 0) ||
 102         (strcmp(mname, "pc-0.15") == 0) ||
 103         (strcmp(mname, "pc-0.14") == 0) ||
 104         (strcmp(mname, "pc-0.13") == 0) ||
 105         (strcmp(mname, "pc-0.12") == 0) ||
 106         (strcmp(mname, "pc-0.11") == 0) ||
 107         (strcmp(mname, "pc-0.10") == 0)) {
 108         path = g_strdup_printf("cpu/%s/init/%ux%ux%u&maxcpus=%u",
 109                                mname, data->sockets, data->cores,
 110                                data->threads, data->maxcpus);
 111         qtest_add_data_func_full(path, data, test_pc_without_cpu_add,
 112                                  test_data_free);
 113         g_free(path);
 114     } else {
 115         path = g_strdup_printf("cpu/%s/add/%ux%ux%u&maxcpus=%u",
 116                                mname, data->sockets, data->cores,
 117                                data->threads, data->maxcpus);
 118         qtest_add_data_func_full(path, data, test_pc_with_cpu_add,
 119                                  test_data_free);
 120         g_free(path);
 121     }
 122 }
 123
 124 int main(int argc, char **argv)
 125 {
 126     const char *arch = qtest_get_arch();
 127
 128     g_test_init(&argc, &argv, NULL);
 129
 130     if (strcmp(arch, "i386") == 0 || strcmp(arch, "x86_64") == 0) {
 131         qtest_cb_for_every_machine(add_pc_test_case);
 132     }
 133
 134     return g_test_run();
 135 }