static void ivshmem_add_eventfd(IVShmemState *s, int posn, int i)
{
memory_region_add_eventfd(&s->ivshmem_mmio,
DOORBELL,
4,
true,
(posn << 16) | i,
&s->peers[posn].eventfds[i]);
}
static int virtio_mmio_ioeventfd_assign(DeviceState *d,
EventNotifier *notifier,
int n, bool assign)
{
VirtIOMMIOProxy *proxy = VIRTIO_MMIO(d);
if (assign) {
memory_region_add_eventfd(&proxy->iomem, VIRTIO_MMIO_QUEUENOTIFY, 4,
true, n, notifier);
} else {
memory_region_del_eventfd(&proxy->iomem, VIRTIO_MMIO_QUEUENOTIFY, 4,
true, n, notifier);
}
return 0;
}
static int pci_testdev_start(IOTest *test)
{
test->hdr->count = 0;
if (!test->hasnotifier) {
return 0;
}
event_notifier_test_and_clear(&test->notifier);
memory_region_add_eventfd(test->mr,
le32_to_cpu(test->hdr->offset),
test->size,
test->match_data,
test->hdr->data,
&test->notifier);
return 0;
}
static void setup_ioeventfds(IVShmemState *s) {
int i, j;
for (i = 0; i <= s->max_peer; i++) {
for (j = 0; j < s->peers[i].nb_eventfds; j++) {
memory_region_add_eventfd(&s->ivshmem_mmio,
DOORBELL,
4,
true,
(i << 16) | j,
s->peers[i].eventfds[j]);
}
}
}
