tests/wdt_ib700-test.c

   1 /*
   2  * QTest testcase for the IB700 watchdog
   3  *
   4  * Copyright (c) 2014 Red Hat, Inc.
   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 #include "libqtest.h"
  13 #include "qemu/osdep.h"
  14
  15 #define NS_PER_SEC 1000000000ULL
  16
  17 static void qmp_check_no_event(void)
  18 {
  19     QDict *resp = qmp("{'execute':'query-status'}");
  20     g_assert(qdict_haskey(resp, "return"));
  21     QDECREF(resp);
  22 }
  23
  24 static QDict *qmp_get_event(const char *name)
  25 {
  26     QDict *event = qmp("");
  27     QDict *data;
  28     g_assert(qdict_haskey(event, "event"));
  29     g_assert(!strcmp(qdict_get_str(event, "event"), name));
  30
  31     if (qdict_haskey(event, "data")) {
  32         data = qdict_get_qdict(event, "data");
  33         QINCREF(data);
  34     } else {
  35         data = NULL;
  36     }
  37
  38     QDECREF(event);
  39     return data;
  40 }
  41
  42 static QDict *ib700_program_and_wait(QTestState *s)
  43 {
  44     clock_step(NS_PER_SEC * 40);
  45     qmp_check_no_event();
  46
  47     /* 2 second limit */
  48     outb(0x443, 14);
  49
  50     /* Ping */
  51     clock_step(NS_PER_SEC);
  52     qmp_check_no_event();
  53     outb(0x443, 14);
  54
  55     /* Disable */
  56     clock_step(NS_PER_SEC);
  57     qmp_check_no_event();
  58     outb(0x441, 1);
  59     clock_step(3 * NS_PER_SEC);
  60     qmp_check_no_event();
  61
  62     /* Enable and let it fire */
  63     outb(0x443, 13);
  64     clock_step(3 * NS_PER_SEC);
  65     qmp_check_no_event();
  66     clock_step(2 * NS_PER_SEC);
  67     return qmp_get_event("WATCHDOG");
  68 }
  69
  70
  71 static void ib700_pause(void)
  72 {
  73     QDict *d;
  74     QTestState *s = qtest_start("-watchdog-action pause -device ib700");
  75     qtest_irq_intercept_in(s, "ioapic");
  76     d = ib700_program_and_wait(s);
  77     g_assert(!strcmp(qdict_get_str(d, "action"), "pause"));
  78     QDECREF(d);
  79     d = qmp_get_event("STOP");
  80     QDECREF(d);
  81     qtest_end();
  82 }
  83
  84 static void ib700_reset(void)
  85 {
  86     QDict *d;
  87     QTestState *s = qtest_start("-watchdog-action reset -device ib700");
  88     qtest_irq_intercept_in(s, "ioapic");
  89     d = ib700_program_and_wait(s);
  90     g_assert(!strcmp(qdict_get_str(d, "action"), "reset"));
  91     QDECREF(d);
  92     d = qmp_get_event("RESET");
  93     QDECREF(d);
  94     qtest_end();
  95 }
  96
  97 static void ib700_shutdown(void)
  98 {
  99     QDict *d;
 100     QTestState *s = qtest_start("-watchdog-action reset -no-reboot -device ib700");
 101     qtest_irq_intercept_in(s, "ioapic");
 102     d = ib700_program_and_wait(s);
 103     g_assert(!strcmp(qdict_get_str(d, "action"), "reset"));
 104     QDECREF(d);
 105     d = qmp_get_event("SHUTDOWN");
 106     QDECREF(d);
 107     qtest_end();
 108 }
 109
 110 static void ib700_none(void)
 111 {
 112     QDict *d;
 113     QTestState *s = qtest_start("-watchdog-action none -device ib700");
 114     qtest_irq_intercept_in(s, "ioapic");
 115     d = ib700_program_and_wait(s);
 116     g_assert(!strcmp(qdict_get_str(d, "action"), "none"));
 117     QDECREF(d);
 118     qtest_end();
 119 }
 120
 121 int main(int argc, char **argv)
 122 {
 123     int ret;
 124
 125     g_test_init(&argc, &argv, NULL);
 126     qtest_add_func("/wdt_ib700/pause", ib700_pause);
 127     qtest_add_func("/wdt_ib700/reset", ib700_reset);
 128     qtest_add_func("/wdt_ib700/shutdown", ib700_shutdown);
 129     qtest_add_func("/wdt_ib700/none", ib700_none);
 130
 131     ret = g_test_run();
 132
 133     return ret;
 134 }