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 "qemu/module.h"
  13#include "libqos/qgraph.h"
  14#include "libqos/pci.h"
  15
  16typedef struct QTpci200 QTpci200;
  17typedef struct QIpack QIpack;
  18
  19struct QIpack {
  20
  21};
  22struct QTpci200 {
  23    QOSGraphObject obj;
  24    QPCIDevice dev;
  25    QIpack ipack;
  26};
  27
  28/* tpci200 */
  29static void *tpci200_get_driver(void *obj, const char *interface)
  30{
  31    QTpci200 *tpci200 = obj;
  32    if (!g_strcmp0(interface, "ipack")) {
  33        return &tpci200->ipack;
  34    }
  35    if (!g_strcmp0(interface, "pci-device")) {
  36        return &tpci200->dev;
  37    }
  38
  39    fprintf(stderr, "%s not present in tpci200\n", interface);
  40    g_assert_not_reached();
  41}
  42
  43static void *tpci200_create(void *pci_bus, QGuestAllocator *alloc, void *addr)
  44{
  45    QTpci200 *tpci200 = g_new0(QTpci200, 1);
  46    QPCIBus *bus = pci_bus;
  47
  48    qpci_device_init(&tpci200->dev, bus, addr);
  49    tpci200->obj.get_driver = tpci200_get_driver;
  50    return &tpci200->obj;
  51}
  52
  53static void tpci200_register_nodes(void)
  54{
  55    QOSGraphEdgeOptions opts = {
  56        .extra_device_opts = "addr=04.0,id=ipack0",
  57    };
  58    add_qpci_address(&opts, &(QPCIAddress) { .devfn = QPCI_DEVFN(4, 0) });
  59
  60    qos_node_create_driver("tpci200", tpci200_create);
  61    qos_node_consumes("tpci200", "pci-bus", &opts);
  62    qos_node_produces("tpci200", "ipack");
  63    qos_node_produces("tpci200", "pci-device");
  64}
  65
  66libqos_init(tpci200_register_nodes);
  67