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1 /*
2  * common code shared by usb tests
3  *
4  * Copyright (c) 2014 Red Hat, Inc
5  *
6  * Authors:
7  *     Gerd Hoffmann <[email protected]>
8  *     John Snow <[email protected]>
9  *     Igor Mammedov <[email protected]>
10  *
11  * This work is licensed under the terms of the GNU GPL, version 2 or later.
12  * See the COPYING file in the top-level directory.
13  */
14 #include "qemu/osdep.h"
15 #include "libqtest.h"
16 #include "hw/usb/uhci-regs.h"
17 #include "libqos/usb.h"
18
19 void qusb_pci_init_one(QPCIBus *pcibus, struct qhc *hc, uint32_t devfn, int bar)
20 {
21     hc->dev = qpci_device_find(pcibus, devfn);
22     g_assert(hc->dev != NULL);
23     qpci_device_enable(hc->dev);
24     hc->base = qpci_iomap(hc->dev, bar, NULL);
25     g_assert(hc->base != NULL);
26 }
27
28 void uhci_port_test(struct qhc *hc, int port, uint16_t expect)
29 {
30     void *addr = hc->base + 0x10 + 2 * port;
31     uint16_t value = qpci_io_readw(hc->dev, addr);
32     uint16_t mask = ~(UHCI_PORT_WRITE_CLEAR | UHCI_PORT_RSVD1);
33
34     g_assert((value & mask) == (expect & mask));
35 }
36
37 void usb_test_hotplug(const char *hcd_id, const int port,
38                       void (*port_check)(void))
39 {
40     QDict *response;
41     char  *cmd;
42
43     cmd = g_strdup_printf("{'execute': 'device_add',"
44                           " 'arguments': {"
45                           "   'driver': 'usb-tablet',"
46                           "   'port': '%d',"
47                           "   'bus': '%s.0',"
48                           "   'id': 'usbdev%d'"
49                           "}}", port, hcd_id, port);
50     response = qmp(cmd);
51     g_free(cmd);
52     g_assert(response);
53     g_assert(!qdict_haskey(response, "error"));
54     QDECREF(response);
55
56     if (port_check) {
57         port_check();
58     }
59
60     cmd = g_strdup_printf("{'execute': 'device_del',"
61                            " 'arguments': {"
62                            "   'id': 'usbdev%d'"
63                            "}}", port);
64     response = qmp(cmd);
65     g_free(cmd);
66     g_assert(response);
67     g_assert(qdict_haskey(response, "event"));
68     g_assert(!strcmp(qdict_get_str(response, "event"), "DEVICE_DELETED"));
69 }
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