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