void usb_ep_init(USBDevice *dev)
{
int ep;
dev->ep_ctl.nr = 0;
dev->ep_ctl.type = USB_ENDPOINT_XFER_CONTROL;
dev->ep_ctl.ifnum = 0;
dev->ep_ctl.dev = dev;
dev->ep_ctl.pipeline = false;
QTAILQ_INIT(&dev->ep_ctl.queue);
for (ep = 0; ep < USB_MAX_ENDPOINTS; ep++) {
dev->ep_in[ep].nr = ep + 1;
dev->ep_out[ep].nr = ep + 1;
dev->ep_in[ep].pid = USB_TOKEN_IN;
dev->ep_out[ep].pid = USB_TOKEN_OUT;
dev->ep_in[ep].type = USB_ENDPOINT_XFER_INVALID;
dev->ep_out[ep].type = USB_ENDPOINT_XFER_INVALID;
dev->ep_in[ep].ifnum = 0;
dev->ep_out[ep].ifnum = 0;
dev->ep_in[ep].dev = dev;
dev->ep_out[ep].dev = dev;
dev->ep_in[ep].pipeline = false;
dev->ep_out[ep].pipeline = false;
QTAILQ_INIT(&dev->ep_in[ep].queue);
QTAILQ_INIT(&dev->ep_out[ep].queue);
}
}
void usb_ep_init(USBDevice *dev)
{
int ep;
usb_ep_reset(dev);
QTAILQ_INIT(&dev->ep_ctl.queue);
for (ep = 0; ep < USB_MAX_ENDPOINTS; ep++) {
QTAILQ_INIT(&dev->ep_in[ep].queue);
QTAILQ_INIT(&dev->ep_out[ep].queue);
}
}
static void slirp_net_forward_init(void)
{
if (!slirp_net_forward_inited) {
QTAILQ_INIT(&net_forwards);
slirp_net_forward_inited = 1;
}
}
QapiDeallocVisitor *qapi_dealloc_visitor_new(void)
{
QapiDeallocVisitor *v;
v = g_malloc0(sizeof(*v));
v->visitor.start_struct = qapi_dealloc_start_struct;
v->visitor.end_struct = qapi_dealloc_end_struct;
v->visitor.start_implicit_struct = qapi_dealloc_start_implicit_struct;
v->visitor.end_implicit_struct = qapi_dealloc_end_implicit_struct;
v->visitor.start_list = qapi_dealloc_start_list;
v->visitor.next_list = qapi_dealloc_next_list;
v->visitor.end_list = qapi_dealloc_end_list;
v->visitor.type_enum = qapi_dealloc_type_enum;
v->visitor.type_int = qapi_dealloc_type_int;
v->visitor.type_bool = qapi_dealloc_type_bool;
v->visitor.type_str = qapi_dealloc_type_str;
v->visitor.type_number = qapi_dealloc_type_number;
v->visitor.type_any = qapi_dealloc_type_anything;
v->visitor.type_size = qapi_dealloc_type_size;
v->visitor.start_union = qapi_dealloc_start_union;
QTAILQ_INIT(&v->stack);
return v;
}
static int scsi_qdev_init(DeviceState *qdev, DeviceInfo *base)
{
SCSIDevice *dev = DO_UPCAST(SCSIDevice, qdev, qdev);
SCSIDeviceInfo *info = DO_UPCAST(SCSIDeviceInfo, qdev, base);
SCSIBus *bus = DO_UPCAST(SCSIBus, qbus, dev->qdev.parent_bus);
int rc = -1;
if (dev->id == -1) {
for (dev->id = 0; dev->id < bus->ndev; dev->id++) {
if (bus->devs[dev->id] == NULL)
break;
}
}
if (dev->id >= bus->ndev) {
error_report("bad scsi device id: %d", dev->id);
goto err;
}
if (bus->devs[dev->id]) {
qdev_free(&bus->devs[dev->id]->qdev);
}
bus->devs[dev->id] = dev;
dev->info = info;
QTAILQ_INIT(&dev->requests);
rc = dev->info->init(dev);
if (rc != 0) {
bus->devs[dev->id] = NULL;
}
err:
return rc;
}
static void init_types(void)
{
static int inited;
int i;
if (inited) {
return;
}
for (i = 0; i < MODULE_INIT_MAX; i++) {
QTAILQ_INIT(&init_type_list[i]);
}
inited = 1;
}
int kvm_init(void)
{
int fd;
int r, gsi_count;
fd = open("/dev/kvm", O_RDWR);
if (fd == -1) {
perror("open /dev/kvm");
return -1;
}
r = ioctl(fd, KVM_GET_API_VERSION, 0);
if (r == -1) {
fprintf(stderr,
"kvm kernel version too old: "
"KVM_GET_API_VERSION ioctl not supported\n");
goto out_close;
}
if (r < EXPECTED_KVM_API_VERSION) {
fprintf(stderr, "kvm kernel version too old: "
"We expect API version %d or newer, but got "
"version %d\n", EXPECTED_KVM_API_VERSION, r);
goto out_close;
}
if (r > EXPECTED_KVM_API_VERSION) {
fprintf(stderr, "kvm userspace version too old\n");
goto out_close;
}
kvm_abi = r;
kvm_page_size = getpagesize();
kvm_state = qemu_mallocz(sizeof(*kvm_state));
kvm_context = &kvm_state->kvm_context;
kvm_state->fd = fd;
kvm_state->vmfd = -1;
kvm_context->opaque = cpu_single_env;
kvm_context->dirty_pages_log_all = 0;
kvm_context->no_irqchip_creation = 0;
kvm_context->no_pit_creation = 0;
#ifdef KVM_CAP_SET_GUEST_DEBUG
QTAILQ_INIT(&kvm_state->kvm_sw_breakpoints);
#endif
gsi_count = kvm_get_gsi_count(kvm_context);
if (gsi_count > 0) {
int gsi_bits, i;
/* Round up so we can search ints using ffs */
gsi_bits = ALIGN(gsi_count, 32);
kvm_context->used_gsi_bitmap = qemu_mallocz(gsi_bits / 8);
kvm_context->max_gsi = gsi_bits;
/* Mark any over-allocated bits as already in use */
for (i = gsi_count; i < gsi_bits; i++) {
set_gsi(kvm_context, i);
}
}
kvm_cpu_register_phys_memory_client();
pthread_mutex_lock(&qemu_mutex);
return kvm_create_context();
out_close:
close(fd);
return -1;
}
