static void ehci_wakeup(USBPort *port)
{
EHCIState *s = port->opaque;
- uint32_t portsc = s->portsc[port->index];
+ uint32_t *portsc = &s->portsc[port->index];
- if (portsc & PORTSC_POWNER) {
+ if (*portsc & PORTSC_POWNER) {
USBPort *companion = s->companion_ports[port->index];
if (companion->ops->wakeup) {
companion->ops->wakeup(companion);
return;
}
+ if (*portsc & PORTSC_SUSPEND) {
+ trace_usb_ehci_port_wakeup(port->index);
+ *portsc |= PORTSC_FPRES;
+ ehci_raise_irq(s, USBSTS_PCD);
+ }
+
qemu_bh_schedule(s->async_bh);
}
}
}
+ if ((val & PORTSC_SUSPEND) && !(*portsc & PORTSC_SUSPEND)) {
+ trace_usb_ehci_port_suspend(port);
+ }
+ if (!(val & PORTSC_FPRES) && (*portsc & PORTSC_FPRES)) {
+ trace_usb_ehci_port_resume(port);
+ val &= ~PORTSC_SUSPEND;
+ }
+
*portsc &= ~PORTSC_RO_MASK;
*portsc |= val;
trace_usb_ehci_portsc_change(addr + s->portscbase, addr >> 2, *portsc, old);
usb_ehci_port_attach(uint32_t port, const char *owner, const char *device) "attach port #%d, owner %s, device %s"
usb_ehci_port_detach(uint32_t port, const char *owner) "detach port #%d, owner %s"
usb_ehci_port_reset(uint32_t port, int enable) "reset port #%d - %d"
+usb_ehci_port_suspend(uint32_t port) "port #%d"
+usb_ehci_port_wakeup(uint32_t port) "port #%d"
+usb_ehci_port_resume(uint32_t port) "port #%d"
usb_ehci_queue_action(void *q, const char *action) "q %p: %s"
usb_ehci_packet_action(void *q, void *p, const char *action) "q %p p %p: %s"
usb_ehci_irq(uint32_t level, uint32_t frindex, uint32_t sts, uint32_t mask) "level %d, frindex 0x%04x, sts 0x%x, mask 0x%x"