* Internal states, shadow registers, etc
*/
QEMUTimer *frame_timer;
+ QEMUBH *async_bh;
int attach_poll_counter;
int astate; // Current state in asynchronous schedule
int pstate; // Current state in periodic schedule
ehci_queues_rip_all(s, 0);
ehci_queues_rip_all(s, 1);
qemu_del_timer(s->frame_timer);
+ qemu_bh_cancel(s->async_bh);
}
static uint32_t ehci_mem_readb(void *ptr, target_phys_addr_t addr)
if (!(val & USBCMD_RUNSTOP) && (s->usbcmd & USBCMD_RUNSTOP)) {
qemu_del_timer(s->frame_timer);
+ qemu_bh_cancel(s->async_bh);
ehci_queues_rip_all(s, 0);
ehci_queues_rip_all(s, 1);
ehci_set_usbsts(s, USBSTS_HALT);
/* Async is not inside loop since it executes everything it can once
* called
*/
- ehci_advance_async_state(ehci);
+ qemu_bh_schedule(ehci->async_bh);
qemu_mod_timer(ehci->frame_timer, expire_time);
}
+static void ehci_async_bh(void *opaque)
+{
+ EHCIState *ehci = opaque;
+ ehci_advance_async_state(ehci);
+}
static const MemoryRegionOps ehci_mem_ops = {
.old_mmio = {
}
s->frame_timer = qemu_new_timer_ns(vm_clock, ehci_frame_timer, s);
+ s->async_bh = qemu_bh_new(ehci_async_bh, s);
QTAILQ_INIT(&s->aqueues);
QTAILQ_INIT(&s->pqueues);