tests/qtest/pvpanic-pci-test.c

   1 /*
   2  * QTest testcase for PV Panic PCI device
   3  *
   4  * Copyright (C) 2020 Oracle
   5  *
   6  * Authors:
   7  *     Mihai Carabas <mihai.carabas@oracle.com>
   8  *
   9  * This work is licensed under the terms of the GNU GPL, version 2 or later.
  10  * See the COPYING file in the top-level directory.
  11  *
  12  */
  13
  14 #include "qemu/osdep.h"
  15 #include "libqos/libqtest.h"
  16 #include "qapi/qmp/qdict.h"
  17 #include "libqos/pci.h"
  18 #include "libqos/pci-pc.h"
  19 #include "hw/pci/pci_regs.h"
  20
  21 static void test_panic_nopause(void)
  22 {
  23     uint8_t val;
  24     QDict *response, *data;
  25     QTestState *qts;
  26     QPCIBus *pcibus;
  27     QPCIDevice *dev;
  28     QPCIBar bar;
  29
  30     qts = qtest_init("-device pvpanic-pci,addr=04.0 -action panic=none");
  31     pcibus = qpci_new_pc(qts, NULL);
  32     dev = qpci_device_find(pcibus, QPCI_DEVFN(0x4, 0x0));
  33     qpci_device_enable(dev);
  34     bar = qpci_iomap(dev, 0, NULL);
  35
  36     qpci_memread(dev, bar, 0, &val, sizeof(val));
  37     g_assert_cmpuint(val, ==, 3);
  38
  39     val = 1;
  40     qpci_memwrite(dev, bar, 0, &val, sizeof(val));
  41
  42     response = qtest_qmp_eventwait_ref(qts, "GUEST_PANICKED");
  43     g_assert(qdict_haskey(response, "data"));
  44     data = qdict_get_qdict(response, "data");
  45     g_assert(qdict_haskey(data, "action"));
  46     g_assert_cmpstr(qdict_get_str(data, "action"), ==, "run");
  47     qobject_unref(response);
  48
  49     g_free(dev);
  50     qpci_free_pc(pcibus);
  51     qtest_quit(qts);
  52 }
  53
  54 static void test_panic(void)
  55 {
  56     uint8_t val;
  57     QDict *response, *data;
  58     QTestState *qts;
  59     QPCIBus *pcibus;
  60     QPCIDevice *dev;
  61     QPCIBar bar;
  62
  63     qts = qtest_init("-device pvpanic-pci,addr=04.0 -action panic=pause");
  64     pcibus = qpci_new_pc(qts, NULL);
  65     dev = qpci_device_find(pcibus, QPCI_DEVFN(0x4, 0x0));
  66     qpci_device_enable(dev);
  67     bar = qpci_iomap(dev, 0, NULL);
  68
  69     qpci_memread(dev, bar, 0, &val, sizeof(val));
  70     g_assert_cmpuint(val, ==, 3);
  71
  72     val = 1;
  73     qpci_memwrite(dev, bar, 0, &val, sizeof(val));
  74
  75     response = qtest_qmp_eventwait_ref(qts, "GUEST_PANICKED");
  76     g_assert(qdict_haskey(response, "data"));
  77     data = qdict_get_qdict(response, "data");
  78     g_assert(qdict_haskey(data, "action"));
  79     g_assert_cmpstr(qdict_get_str(data, "action"), ==, "pause");
  80     qobject_unref(response);
  81
  82     g_free(dev);
  83     qpci_free_pc(pcibus);
  84     qtest_quit(qts);
  85 }
  86
  87 int main(int argc, char **argv)
  88 {
  89     int ret;
  90
  91     g_test_init(&argc, &argv, NULL);
  92     qtest_add_func("/pvpanic-pci/panic", test_panic);
  93     qtest_add_func("/pvpanic-pci/panic-nopause", test_panic_nopause);
  94
  95     ret = g_test_run();
  96
  97     return ret;
  98 }