LXR qemu/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
  17struct PCTestData {
  18    const char *machine;
  19    const char *cpu_model;
  20    unsigned sockets;
  21    unsigned cores;
  22    unsigned threads;
  23    unsigned maxcpus;
  24};
  25typedef struct PCTestData PCTestData;
  26
  27static 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
  52static 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
  75static 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
 134int 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}
 146