C++ (Cpp) IDEDeviceInfo 예제들

예제 #1

파일: qdev.c 프로젝트: AmesianX/qemu-kvm

static int ide_qdev_init(DeviceState *qdev, DeviceInfo *base)
{
    IDEDevice *dev = DO_UPCAST(IDEDevice, qdev, qdev);
    IDEDeviceInfo *info = DO_UPCAST(IDEDeviceInfo, qdev, base);
    IDEBus *bus = DO_UPCAST(IDEBus, qbus, qdev->parent_bus);

    if (!dev->conf.bs) {
        error_report("No drive specified");
        goto err;
    }
    if (dev->unit == -1) {
        dev->unit = bus->master ? 1 : 0;
    }
    switch (dev->unit) {
    case 0:
        if (bus->master) {
            error_report("IDE unit %d is in use", dev->unit);
            goto err;
        }
        bus->master = dev;
        break;
    case 1:
        if (bus->slave) {
            error_report("IDE unit %d is in use", dev->unit);
            goto err;
        }
        bus->slave = dev;
        break;
    default:
        error_report("Invalid IDE unit %d", dev->unit);
        goto err;
    }
    return info->init(dev);

err:
    return -1;
}

예제 #2

파일: qdev.c 프로젝트: Ringdingcoder/qemu

static int ide_qdev_init(DeviceState *qdev, DeviceInfo *base)
{
    IDEDevice *dev = DO_UPCAST(IDEDevice, qdev, qdev);
    IDEDeviceInfo *info = DO_UPCAST(IDEDeviceInfo, qdev, base);
    IDEBus *bus = DO_UPCAST(IDEBus, qbus, qdev->parent_bus);

    if (!dev->conf.dinfo) {
        fprintf(stderr, "%s: no drive specified\n", qdev->info->name);
        goto err;
    }
    if (dev->unit == -1) {
        dev->unit = bus->master ? 1 : 0;
    }
    switch (dev->unit) {
    case 0:
        if (bus->master) {
            fprintf(stderr, "ide: tried to assign master twice\n");
            goto err;
        }
        bus->master = dev;
        break;
    case 1:
        if (bus->slave) {
            fprintf(stderr, "ide: tried to assign slave twice\n");
            goto err;
        }
        bus->slave = dev;
        break;
    default:
        goto err;
    }
    return info->init(dev);

err:
    return -1;
}