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     const 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 add_pc_test_cases(void)
  75 {
  76     QDict *response, *minfo;
  77     QList *list;
  78     const QListEntry *p;
  79     QObject *qobj;
  80     QString *qstr;
  81     const char *mname, *path;
  82     PCTestData *data;
  83
  84     qtest_start("-machine none");
  85     response = qmp("{ 'execute': 'query-machines' }");
  86     g_assert(response);
  87     list = qdict_get_qlist(response, "return");
  88     g_assert(list);
  89
  90     for (p = qlist_first(list); p; p = qlist_next(p)) {
  91         minfo = qobject_to_qdict(qlist_entry_obj(p));
  92         g_assert(minfo);
  93         qobj = qdict_get(minfo, "name");
  94         g_assert(qobj);
  95         qstr = qobject_to_qstring(qobj);
  96         g_assert(qstr);
  97         mname = qstring_get_str(qstr);
  98         if (!g_str_has_prefix(mname, "pc-")) {
  99             continue;
 100         }
 101         data = g_malloc(sizeof(PCTestData));
 102         data->machine = mname;
 103         data->cpu_model = "Haswell"; /* 1.3+ theoretically */
 104         data->sockets = 1;
 105         data->cores = 3;
 106         data->threads = 2;
 107         data->maxcpus = data->sockets * data->cores * data->threads * 2;
 108         if (g_str_has_suffix(mname, "-1.4") ||
 109             (strcmp(mname, "pc-1.3") == 0) ||
 110             (strcmp(mname, "pc-1.2") == 0) ||
 111             (strcmp(mname, "pc-1.1") == 0) ||
 112             (strcmp(mname, "pc-1.0") == 0) ||
 113             (strcmp(mname, "pc-0.15") == 0) ||
 114             (strcmp(mname, "pc-0.14") == 0) ||
 115             (strcmp(mname, "pc-0.13") == 0) ||
 116             (strcmp(mname, "pc-0.12") == 0) ||
 117             (strcmp(mname, "pc-0.11") == 0) ||
 118             (strcmp(mname, "pc-0.10") == 0)) {
 119             path = g_strdup_printf("cpu/%s/init/%ux%ux%u&maxcpus=%u",
 120                                    mname, data->sockets, data->cores,
 121                                    data->threads, data->maxcpus);
 122             qtest_add_data_func(path, data, test_pc_without_cpu_add);
 123         } else {
 124             path = g_strdup_printf("cpu/%s/add/%ux%ux%u&maxcpus=%u",
 125                                    mname, data->sockets, data->cores,
 126                                    data->threads, data->maxcpus);
 127             qtest_add_data_func(path, data, test_pc_with_cpu_add);
 128         }
 129     }
 130     qtest_end();
 131 }
 132
 133 int main(int argc, char **argv)
 134 {
 135     const char *arch = qtest_get_arch();
 136
 137     g_test_init(&argc, &argv, NULL);
 138
 139     if (strcmp(arch, "i386") == 0 || strcmp(arch, "x86_64") == 0) {
 140         add_pc_test_cases();
 141     }
 142
 143     return g_test_run();
 144 }