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 #include <glib.h>
  12
  13 #include "qemu-common.h"
  14 #include "libqtest.h"
  15 #include "qapi/qmp/types.h"
  16
  17 struct PCTestData {
  18     const char *machine;
  19     const char *cpu_model;
  20     unsigned sockets;
  21     unsigned cores;
  22     unsigned threads;
  23     unsigned maxcpus;
  24 };
  25 typedef struct PCTestData PCTestData;
  26
  27 static void test_pc_with_cpu_add(gconstpointer data)
  28 {
  29     const PCTestData *s = data;
  30     char *args;
  31     QDict *response;
  32     unsigned int i;
  33
  34     args = g_strdup_printf("-machine %s -cpu %s "
  35                            "-smp sockets=%u,cores=%u,threads=%u,maxcpus=%u",
  36                            s->machine, s->cpu_model,
  37                            s->sockets, s->cores, s->threads, s->maxcpus);
  38     qtest_start(args);
  39
  40     for (i = s->sockets * s->cores * s->threads; i < s->maxcpus; i++) {
  41         response = qmp("{ 'execute': 'cpu-add',"
  42                        "  'arguments': { 'id': %d } }", i);
  43         g_assert(response);
  44         g_assert(!qdict_haskey(response, "error"));
  45         QDECREF(response);
  46     }
  47
  48     qtest_end();
  49     g_free(args);
  50 }
  51
  52 static void test_pc_without_cpu_add(gconstpointer data)
  53 {
  54     const PCTestData *s = data;
  55     char *args;
  56     QDict *response;
  57
  58     args = g_strdup_printf("-machine %s -cpu %s "
  59                            "-smp sockets=%u,cores=%u,threads=%u,maxcpus=%u",
  60                            s->machine, s->cpu_model,
  61                            s->sockets, s->cores, s->threads, s->maxcpus);
  62     qtest_start(args);
  63
  64     response = qmp("{ 'execute': 'cpu-add',"
  65                    "  'arguments': { 'id': %d } }",
  66                    s->sockets * s->cores * s->threads);
  67     g_assert(response);
  68     g_assert(qdict_haskey(response, "error"));
  69     QDECREF(response);
  70
  71     qtest_end();
  72     g_free(args);
  73 }
  74
  75 static void add_pc_test_cases(void)
  76 {
  77     QDict *response, *minfo;
  78     QList *list;
  79     const QListEntry *p;
  80     QObject *qobj;
  81     QString *qstr;
  82     const char *mname, *path;
  83     PCTestData *data;
  84
  85     qtest_start("-machine none");
  86     response = qmp("{ 'execute': 'query-machines' }");
  87     g_assert(response);
  88     list = qdict_get_qlist(response, "return");
  89     g_assert(list);
  90
  91     for (p = qlist_first(list); p; p = qlist_next(p)) {
  92         minfo = qobject_to_qdict(qlist_entry_obj(p));
  93         g_assert(minfo);
  94         qobj = qdict_get(minfo, "name");
  95         g_assert(qobj);
  96         qstr = qobject_to_qstring(qobj);
  97         g_assert(qstr);
  98         mname = qstring_get_str(qstr);
  99         if (!g_str_has_prefix(mname, "pc-")) {
 100             continue;
 101         }
 102         data = g_malloc(sizeof(PCTestData));
 103         data->machine = mname;
 104         data->cpu_model = "Haswell"; /* 1.3+ theoretically */
 105         data->sockets = 1;
 106         data->cores = 3;
 107         data->threads = 2;
 108         data->maxcpus = data->sockets * data->cores * data->threads * 2;
 109         if (g_str_has_suffix(mname, "-1.4") ||
 110             (strcmp(mname, "pc-1.3") == 0) ||
 111             (strcmp(mname, "pc-1.2") == 0) ||
 112             (strcmp(mname, "pc-1.1") == 0) ||
 113             (strcmp(mname, "pc-1.0") == 0) ||
 114             (strcmp(mname, "pc-0.15") == 0) ||
 115             (strcmp(mname, "pc-0.14") == 0) ||
 116             (strcmp(mname, "pc-0.13") == 0) ||
 117             (strcmp(mname, "pc-0.12") == 0) ||
 118             (strcmp(mname, "pc-0.11") == 0) ||
 119             (strcmp(mname, "pc-0.10") == 0)) {
 120             path = g_strdup_printf("cpu/%s/init/%ux%ux%u&maxcpus=%u",
 121                                    mname, data->sockets, data->cores,
 122                                    data->threads, data->maxcpus);
 123             qtest_add_data_func(path, data, test_pc_without_cpu_add);
 124         } else {
 125             path = g_strdup_printf("cpu/%s/add/%ux%ux%u&maxcpus=%u",
 126                                    mname, data->sockets, data->cores,
 127                                    data->threads, data->maxcpus);
 128             qtest_add_data_func(path, data, test_pc_with_cpu_add);
 129         }
 130     }
 131     qtest_end();
 132 }
 133
 134 int main(int argc, char **argv)
 135 {
 136     const char *arch = qtest_get_arch();
 137
 138     g_test_init(&argc, &argv, NULL);
 139
 140     if (strcmp(arch, "i386") == 0 || strcmp(arch, "x86_64") == 0) {
 141         add_pc_test_cases();
 142     }
 143
 144     return g_test_run();
 145 }