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 <glib.h>
  11 #include <string.h>
  12
  13 #include "qemu-common.h"
  14 #include "libqtest.h"
  15 #include "qemu/osdep.h"
  16 #include "qapi/qmp/types.h"
  17
  18 struct PCTestData {
  19     const char *machine;
  20     const char *cpu_model;
  21     unsigned sockets;
  22     unsigned cores;
  23     unsigned threads;
  24     unsigned maxcpus;
  25 };
  26 typedef struct PCTestData PCTestData;
  27
  28 static void test_pc_with_cpu_add(gconstpointer data)
  29 {
  30     const PCTestData *s = data;
  31     char *args;
  32     QDict *response;
  33     unsigned int i;
  34
  35     args = g_strdup_printf("-machine %s -cpu %s "
  36                            "-smp sockets=%u,cores=%u,threads=%u,maxcpus=%u",
  37                            s->machine, s->cpu_model,
  38                            s->sockets, s->cores, s->threads, s->maxcpus);
  39     qtest_start(args);
  40
  41     for (i = s->sockets * s->cores * s->threads; i < s->maxcpus; i++) {
  42         response = qmp("{ 'execute': 'cpu-add',"
  43                        "  'arguments': { 'id': %d } }", i);
  44         g_assert(response);
  45         g_assert(!qdict_haskey(response, "error"));
  46         QDECREF(response);
  47     }
  48
  49     qtest_end();
  50     g_free(args);
  51 }
  52
  53 static void test_pc_without_cpu_add(gconstpointer data)
  54 {
  55     const PCTestData *s = data;
  56     char *args;
  57     QDict *response;
  58
  59     args = g_strdup_printf("-machine %s -cpu %s "
  60                            "-smp sockets=%u,cores=%u,threads=%u,maxcpus=%u",
  61                            s->machine, s->cpu_model,
  62                            s->sockets, s->cores, s->threads, s->maxcpus);
  63     qtest_start(args);
  64
  65     response = qmp("{ 'execute': 'cpu-add',"
  66                    "  'arguments': { 'id': %d } }",
  67                    s->sockets * s->cores * s->threads);
  68     g_assert(response);
  69     g_assert(qdict_haskey(response, "error"));
  70     QDECREF(response);
  71
  72     qtest_end();
  73     g_free(args);
  74 }
  75
  76 static void add_pc_test_cases(void)
  77 {
  78     QDict *response, *minfo;
  79     QList *list;
  80     const QListEntry *p;
  81     QObject *qobj;
  82     QString *qstr;
  83     const char *mname, *path;
  84     PCTestData *data;
  85
  86     qtest_start("-machine none");
  87     response = qmp("{ 'execute': 'query-machines' }");
  88     g_assert(response);
  89     list = qdict_get_qlist(response, "return");
  90     g_assert(list);
  91
  92     for (p = qlist_first(list); p; p = qlist_next(p)) {
  93         minfo = qobject_to_qdict(qlist_entry_obj(p));
  94         g_assert(minfo);
  95         qobj = qdict_get(minfo, "name");
  96         g_assert(qobj);
  97         qstr = qobject_to_qstring(qobj);
  98         g_assert(qstr);
  99         mname = qstring_get_str(qstr);
 100         if (!g_str_has_prefix(mname, "pc-")) {
 101             continue;
 102         }
 103         data = g_malloc(sizeof(PCTestData));
 104         data->machine = mname;
 105         data->cpu_model = "Haswell"; /* 1.3+ theoretically */
 106         data->sockets = 1;
 107         data->cores = 3;
 108         data->threads = 2;
 109         data->maxcpus = data->sockets * data->cores * data->threads * 2;
 110         if (g_str_has_suffix(mname, "-1.4") ||
 111             (strcmp(mname, "pc-1.3") == 0) ||
 112             (strcmp(mname, "pc-1.2") == 0) ||
 113             (strcmp(mname, "pc-1.1") == 0) ||
 114             (strcmp(mname, "pc-1.0") == 0) ||
 115             (strcmp(mname, "pc-0.15") == 0) ||
 116             (strcmp(mname, "pc-0.14") == 0) ||
 117             (strcmp(mname, "pc-0.13") == 0) ||
 118             (strcmp(mname, "pc-0.12") == 0) ||
 119             (strcmp(mname, "pc-0.11") == 0) ||
 120             (strcmp(mname, "pc-0.10") == 0)) {
 121             path = g_strdup_printf("cpu/%s/init/%ux%ux%u&maxcpus=%u",
 122                                    mname, data->sockets, data->cores,
 123                                    data->threads, data->maxcpus);
 124             qtest_add_data_func(path, data, test_pc_without_cpu_add);
 125         } else {
 126             path = g_strdup_printf("cpu/%s/add/%ux%ux%u&maxcpus=%u",
 127                                    mname, data->sockets, data->cores,
 128                                    data->threads, data->maxcpus);
 129             qtest_add_data_func(path, data, test_pc_with_cpu_add);
 130         }
 131     }
 132     qtest_end();
 133 }
 134
 135 int main(int argc, char **argv)
 136 {
 137     const char *arch = qtest_get_arch();
 138
 139     g_test_init(&argc, &argv, NULL);
 140
 141     if (strcmp(arch, "i386") == 0 || strcmp(arch, "x86_64") == 0) {
 142         add_pc_test_cases();
 143     }
 144
 145     return g_test_run();
 146 }