LXR qemu/tests/pcnet-test.c

   1/*
   2 * QTest testcase for PC-Net NIC
   3 *
   4 * Copyright (c) 2013-2014 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 "libqos/qgraph.h"
  13#include "libqos/pci.h"
  14
  15typedef struct QPCNet QPCNet;
  16
  17struct QPCNet {
  18    QOSGraphObject obj;
  19    QPCIDevice dev;
  20};
  21
  22static void *pcnet_get_driver(void *obj, const char *interface)
  23{
  24    QPCNet *pcnet = obj;
  25
  26    if (!g_strcmp0(interface, "pci-device")) {
  27        return &pcnet->dev;
  28    }
  29
  30    fprintf(stderr, "%s not present in pcnet\n", interface);
  31    g_assert_not_reached();
  32}
  33
  34static void *pcnet_create(void *pci_bus, QGuestAllocator *alloc, void *addr)
  35{
  36    QPCNet *pcnet = g_new0(QPCNet, 1);
  37    QPCIBus *bus = pci_bus;
  38
  39    qpci_device_init(&pcnet->dev, bus, addr);
  40    pcnet->obj.get_driver = pcnet_get_driver;
  41
  42    return &pcnet->obj;
  43}
  44
  45static void pcnet_register_nodes(void)
  46{
  47    QOSGraphEdgeOptions opts = {
  48        .extra_device_opts = "addr=04.0",
  49    };
  50    add_qpci_address(&opts, &(QPCIAddress) { .devfn = QPCI_DEVFN(4, 0) });
  51
  52    qos_node_create_driver("pcnet", pcnet_create);
  53    qos_node_consumes("pcnet", "pci-bus", &opts);
  54    qos_node_produces("pcnet", "pci-device");
  55}
  56
  57libqos_init(pcnet_register_nodes);
  58