@samitouri / QOSamiQemu
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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 "libqtest.h"
16 #include "qobject/qdict.h"
17 #include "libqos/pci.h"
18 #include "libqos/pci-pc.h"
19 #include "hw/misc/pvpanic.h"
20 #include "hw/pci/pci_regs.h"
21
22 static void test_panic_nopause(void)
23 {
24 uint8_t val;
25 QDict *response, *data;
26 QTestState *qts;
27 QPCIBus *pcibus;
28 QPCIDevice *dev;
29 QPCIBar bar;
30
31 qts = qtest_init("-device pvpanic-pci,addr=04.0 -action panic=none");
32 pcibus = qpci_new_pc(qts, NULL);
33 dev = qpci_device_find(pcibus, QPCI_DEVFN(0x4, 0x0));
34 qpci_device_enable(dev);
35 bar = qpci_iomap(dev, 0, NULL);
36
37 qpci_memread(dev, bar, 0, &val, sizeof(val));
38 g_assert_cmpuint(val, ==, PVPANIC_EVENTS);
39
40 val = 1;
41 qpci_memwrite(dev, bar, 0, &val, sizeof(val));
42
43 response = qtest_qmp_eventwait_ref(qts, "GUEST_PANICKED");
44 g_assert(qdict_haskey(response, "data"));
45 data = qdict_get_qdict(response, "data");
46 g_assert(qdict_haskey(data, "action"));
47 g_assert_cmpstr(qdict_get_str(data, "action"), ==, "run");
48 qobject_unref(response);
49
50 g_free(dev);
51 qpci_free_pc(pcibus);
52 qtest_quit(qts);
53 }
54
55 static void test_panic(void)
56 {
57 uint8_t val;
58 QDict *response, *data;
59 QTestState *qts;
60 QPCIBus *pcibus;
61 QPCIDevice *dev;
62 QPCIBar bar;
63
64 qts = qtest_init("-device pvpanic-pci,addr=04.0 -action panic=pause");
65 pcibus = qpci_new_pc(qts, NULL);
66 dev = qpci_device_find(pcibus, QPCI_DEVFN(0x4, 0x0));
67 qpci_device_enable(dev);
68 bar = qpci_iomap(dev, 0, NULL);
69
70 qpci_memread(dev, bar, 0, &val, sizeof(val));
71 g_assert_cmpuint(val, ==, PVPANIC_EVENTS);
72
73 val = 1;
74 qpci_memwrite(dev, bar, 0, &val, sizeof(val));
75
76 response = qtest_qmp_eventwait_ref(qts, "GUEST_PANICKED");
77 g_assert(qdict_haskey(response, "data"));
78 data = qdict_get_qdict(response, "data");
79 g_assert(qdict_haskey(data, "action"));
80 g_assert_cmpstr(qdict_get_str(data, "action"), ==, "pause");
81 qobject_unref(response);
82
83 g_free(dev);
84 qpci_free_pc(pcibus);
85 qtest_quit(qts);
86 }
87
88 static void test_pvshutdown(void)
89 {
90 uint8_t val;
91 QDict *response, *data;
92 QTestState *qts;
93 QPCIBus *pcibus;
94 QPCIDevice *dev;
95 QPCIBar bar;
96
97 qts = qtest_init("-device pvpanic-pci,addr=04.0");
98 pcibus = qpci_new_pc(qts, NULL);
99 dev = qpci_device_find(pcibus, QPCI_DEVFN(0x4, 0x0));
100 qpci_device_enable(dev);
101 bar = qpci_iomap(dev, 0, NULL);
102
103 qpci_memread(dev, bar, 0, &val, sizeof(val));
104 g_assert_cmpuint(val, ==, PVPANIC_EVENTS);
105
106 val = PVPANIC_SHUTDOWN;
107 qpci_memwrite(dev, bar, 0, &val, sizeof(val));
108
109 response = qtest_qmp_eventwait_ref(qts, "GUEST_PVSHUTDOWN");
110 qobject_unref(response);
111
112 response = qtest_qmp_eventwait_ref(qts, "SHUTDOWN");
113 g_assert(qdict_haskey(response, "data"));
114 data = qdict_get_qdict(response, "data");
115 g_assert(qdict_haskey(data, "guest"));
116 g_assert(qdict_get_bool(data, "guest"));
117 g_assert(qdict_haskey(data, "reason"));
118 g_assert_cmpstr(qdict_get_str(data, "reason"), ==, "guest-shutdown");
119 qobject_unref(response);
120
121 g_free(dev);
122 qpci_free_pc(pcibus);
123 qtest_quit(qts);
124 }
125
126 int main(int argc, char **argv)
127 {
128 g_test_init(&argc, &argv, NULL);
129 qtest_add_func("/pvpanic-pci/panic", test_panic);
130 qtest_add_func("/pvpanic-pci/panic-nopause", test_panic_nopause);
131 qtest_add_func("/pvpanic-pci/pvshutdown", test_pvshutdown);
132
133 return g_test_run();
134 }