LXR qemu/tests/libqos/tpci200.c

   1/*
   2 * QTest testcase for tpci200 PCI-IndustryPack bridge
   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 "libqos/qgraph.h"
  13#include "libqos/pci.h"
  14
  15typedef struct QTpci200 QTpci200;
  16typedef struct QIpack QIpack;
  17
  18struct QIpack {
  19
  20};
  21struct QTpci200 {
  22    QOSGraphObject obj;
  23    QPCIDevice dev;
  24    QIpack ipack;
  25};
  26
  27/* tpci200 */
  28static void *tpci200_get_driver(void *obj, const char *interface)
  29{
  30    QTpci200 *tpci200 = obj;
  31    if (!g_strcmp0(interface, "ipack")) {
  32        return &tpci200->ipack;
  33    }
  34    if (!g_strcmp0(interface, "pci-device")) {
  35        return &tpci200->dev;
  36    }
  37
  38    fprintf(stderr, "%s not present in tpci200\n", interface);
  39    g_assert_not_reached();
  40}
  41
  42static void *tpci200_create(void *pci_bus, QGuestAllocator *alloc, void *addr)
  43{
  44    QTpci200 *tpci200 = g_new0(QTpci200, 1);
  45    QPCIBus *bus = pci_bus;
  46
  47    qpci_device_init(&tpci200->dev, bus, addr);
  48    tpci200->obj.get_driver = tpci200_get_driver;
  49    return &tpci200->obj;
  50}
  51
  52static void tpci200_register_nodes(void)
  53{
  54    QOSGraphEdgeOptions opts = {
  55        .extra_device_opts = "addr=04.0,id=ipack0",
  56    };
  57    add_qpci_address(&opts, &(QPCIAddress) { .devfn = QPCI_DEVFN(4, 0) });
  58
  59    qos_node_create_driver("tpci200", tpci200_create);
  60    qos_node_consumes("tpci200", "pci-bus", &opts);
  61    qos_node_produces("tpci200", "ipack");
  62    qos_node_produces("tpci200", "pci-device");
  63}
  64
  65libqos_init(tpci200_register_nodes);
  66