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-rw-r--r--hw/usb-ohci.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/hw/usb-ohci.c b/hw/usb-ohci.c
index c77a20e..8491d59 100644
--- a/hw/usb-ohci.c
+++ b/hw/usb-ohci.c
@@ -327,6 +327,7 @@ static void ohci_attach(USBPort *port1)
{
OHCIState *s = port1->opaque;
OHCIPort *port = &s->rhport[port1->index];
+ uint32_t old_state = port->ctrl;
/* set connect status */
port->ctrl |= OHCI_PORT_CCS | OHCI_PORT_CSC;
@@ -344,6 +345,10 @@ static void ohci_attach(USBPort *port1)
}
DPRINTF("usb-ohci: Attached port %d\n", port1->index);
+
+ if (old_state != port->ctrl) {
+ ohci_set_interrupt(s, OHCI_INTR_RHSC);
+ }
}
static void ohci_detach(USBPort *port1)
@@ -366,8 +371,9 @@ static void ohci_detach(USBPort *port1)
}
DPRINTF("usb-ohci: Detached port %d\n", port1->index);
- if (old_state != port->ctrl)
+ if (old_state != port->ctrl) {
ohci_set_interrupt(s, OHCI_INTR_RHSC);
+ }
}
static void ohci_wakeup(USBPort *port1)