xref: /openbmc/qemu/tests/qtest/ne2000-test.c (revision d0bf492f)
1 /*
2  * QTest testcase for ne2000 NIC
3  *
4  * Copyright (c) 2014 SUSE LINUX Products GmbH
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/module.h"
13 #include "libqos/qgraph.h"
14 #include "libqos/pci.h"
15 
16 typedef struct QNe2k_pci QNe2k_pci;
17 
18 struct QNe2k_pci {
19     QOSGraphObject obj;
20     QPCIDevice dev;
21 };
22 
23 static void *ne2k_pci_get_driver(void *obj, const char *interface)
24 {
25     QNe2k_pci *ne2k_pci = obj;
26 
27     if (!g_strcmp0(interface, "pci-device")) {
28         return &ne2k_pci->dev;
29     }
30 
31     fprintf(stderr, "%s not present in ne2k_pci\n", interface);
32     g_assert_not_reached();
33 }
34 
35 static void *ne2k_pci_create(void *pci_bus, QGuestAllocator *alloc, void *addr)
36 {
37     QNe2k_pci *ne2k_pci = g_new0(QNe2k_pci, 1);
38     QPCIBus *bus = pci_bus;
39 
40     qpci_device_init(&ne2k_pci->dev, bus, addr);
41     ne2k_pci->obj.get_driver = ne2k_pci_get_driver;
42 
43     return &ne2k_pci->obj;
44 }
45 
46 static void ne2000_register_nodes(void)
47 {
48     QOSGraphEdgeOptions opts = {
49         .extra_device_opts = "addr=04.0",
50     };
51     add_qpci_address(&opts, &(QPCIAddress) { .devfn = QPCI_DEVFN(4, 0) });
52 
53     qos_node_create_driver("ne2k_pci", ne2k_pci_create);
54     qos_node_consumes("ne2k_pci", "pci-bus", &opts);
55     qos_node_produces("ne2k_pci", "pci-device");
56 }
57 
58 libqos_init(ne2000_register_nodes);
59