提交 e850c2b4 编写于 作者: H Hans de Goede 提交者: Gerd Hoffmann

usb-ehci: Rip the queues when the async or period schedule is halted

Signed-off-by: NHans de Goede <hdegoede@redhat.com>
Signed-off-by: NGerd Hoffmann <kraxel@redhat.com>
上级 4be23939
......@@ -1076,7 +1076,8 @@ static void ehci_mem_writel(void *ptr, target_phys_addr_t addr, uint32_t val)
if (!(val & USBCMD_RUNSTOP) && (s->usbcmd & USBCMD_RUNSTOP)) {
qemu_del_timer(s->frame_timer);
// TODO - should finish out some stuff before setting halt
ehci_queues_rip_all(s, 0);
ehci_queues_rip_all(s, 1);
ehci_set_usbsts(s, USBSTS_HALT);
}
......@@ -2088,6 +2089,7 @@ static void ehci_advance_async_state(EHCIState *ehci)
case EST_ACTIVE:
if ( !(ehci->usbcmd & USBCMD_ASE)) {
ehci_queues_rip_all(ehci, async);
ehci_clear_usbsts(ehci, USBSTS_ASS);
ehci_set_state(ehci, async, EST_INACTIVE);
break;
......@@ -2148,6 +2150,7 @@ static void ehci_advance_periodic_state(EHCIState *ehci)
case EST_ACTIVE:
if ( !(ehci->frindex & 7) && !(ehci->usbcmd & USBCMD_PSE)) {
ehci_queues_rip_all(ehci, async);
ehci_clear_usbsts(ehci, USBSTS_PSS);
ehci_set_state(ehci, async, EST_INACTIVE);
break;
......
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