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usb-uhci: fix expire time initialization. 

expire_time must be initialited when the guest activates the
usb scheduler, not at device creation time.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
This commit is contained in:
Gerd Hoffmann 2011-06-10 14:38:08 +02:00
parent 9bba1eb180
commit 94cc916a8c
1 changed files with 2 additions and 2 deletions
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4
hw/usb-uhci.c
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@ -424,6 +424,8 @@ static void uhci_ioport_writew(void *opaque, uint32_t addr, uint32_t val)
case 0x00:
if ((val & UHCI_CMD_RS) && !(s->cmd & UHCI_CMD_RS)) {
/* start frame processing */
s->expire_time = qemu_get_clock_ns(vm_clock) +
(get_ticks_per_sec() / FRAME_TIMER_FREQ);
qemu_mod_timer(s->frame_timer, qemu_get_clock_ns(vm_clock));
s->status &= ~UHCI_STS_HCHALTED;
} else if (!(val & UHCI_CMD_RS)) {
@ -1131,8 +1133,6 @@ static int usb_uhci_common_initfn(UHCIState *s)
usb_port_location(&s->ports[i].port, NULL, i+1);
}
s->frame_timer = qemu_new_timer_ns(vm_clock, uhci_frame_timer, s);
s->expire_time = qemu_get_clock_ns(vm_clock) +
(get_ticks_per_sec() / FRAME_TIMER_FREQ);
s->num_ports_vmstate = NB_PORTS;
QTAILQ_INIT(&s->async_pending);