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 "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 g_test_init(&argc, &argv, NULL); 90 qtest_add_func("/pvpanic-pci/panic", test_panic); 91 qtest_add_func("/pvpanic-pci/panic-nopause", test_panic_nopause); 92 93 return g_test_run(); 94 } 95