diff options
Diffstat (limited to 'hw/usb-ohci.c')
-rw-r--r-- | hw/usb-ohci.c | 80 |
1 files changed, 38 insertions, 42 deletions
diff --git a/hw/usb-ohci.c b/hw/usb-ohci.c index 7b13bdd0d3..c859540c19 100644 --- a/hw/usb-ohci.c +++ b/hw/usb-ohci.c @@ -322,52 +322,46 @@ static inline void ohci_set_interrupt(OHCIState *ohci, uint32_t intr) } /* Attach or detach a device on a root hub port. */ -static void ohci_attach(USBPort *port1, USBDevice *dev) +static void ohci_attach(USBPort *port1) { OHCIState *s = port1->opaque; OHCIPort *port = &s->rhport[port1->index]; - uint32_t old_state = port->ctrl; - if (dev) { - if (port->port.dev) { - usb_attach(port1, NULL); - } - /* set connect status */ - port->ctrl |= OHCI_PORT_CCS | OHCI_PORT_CSC; - - /* update speed */ - if (dev->speed == USB_SPEED_LOW) - port->ctrl |= OHCI_PORT_LSDA; - else - port->ctrl &= ~OHCI_PORT_LSDA; - port->port.dev = dev; - - /* notify of remote-wakeup */ - if ((s->ctl & OHCI_CTL_HCFS) == OHCI_USB_SUSPEND) - ohci_set_interrupt(s, OHCI_INTR_RD); - - /* send the attach message */ - usb_send_msg(dev, USB_MSG_ATTACH); - DPRINTF("usb-ohci: Attached port %d\n", port1->index); + /* set connect status */ + port->ctrl |= OHCI_PORT_CCS | OHCI_PORT_CSC; + + /* update speed */ + if (port->port.dev->speed == USB_SPEED_LOW) { + port->ctrl |= OHCI_PORT_LSDA; } else { - /* set connect status */ - if (port->ctrl & OHCI_PORT_CCS) { - port->ctrl &= ~OHCI_PORT_CCS; - port->ctrl |= OHCI_PORT_CSC; - } - /* disable port */ - if (port->ctrl & OHCI_PORT_PES) { - port->ctrl &= ~OHCI_PORT_PES; - port->ctrl |= OHCI_PORT_PESC; - } - dev = port->port.dev; - if (dev) { - /* send the detach message */ - usb_send_msg(dev, USB_MSG_DETACH); - } - port->port.dev = NULL; - DPRINTF("usb-ohci: Detached port %d\n", port1->index); + port->ctrl &= ~OHCI_PORT_LSDA; + } + + /* notify of remote-wakeup */ + if ((s->ctl & OHCI_CTL_HCFS) == OHCI_USB_SUSPEND) { + ohci_set_interrupt(s, OHCI_INTR_RD); + } + + DPRINTF("usb-ohci: Attached port %d\n", port1->index); +} + +static void ohci_detach(USBPort *port1) +{ + OHCIState *s = port1->opaque; + OHCIPort *port = &s->rhport[port1->index]; + uint32_t old_state = port->ctrl; + + /* set connect status */ + if (port->ctrl & OHCI_PORT_CCS) { + port->ctrl &= ~OHCI_PORT_CCS; + port->ctrl |= OHCI_PORT_CSC; + } + /* disable port */ + if (port->ctrl & OHCI_PORT_PES) { + port->ctrl &= ~OHCI_PORT_PES; + port->ctrl |= OHCI_PORT_PESC; } + DPRINTF("usb-ohci: Detached port %d\n", port1->index); if (old_state != port->ctrl) ohci_set_interrupt(s, OHCI_INTR_RHSC); @@ -413,8 +407,9 @@ static void ohci_reset(void *opaque) { port = &ohci->rhport[i]; port->ctrl = 0; - if (port->port.dev) - ohci_attach(&port->port, port->port.dev); + if (port->port.dev) { + usb_attach(&port->port, port->port.dev); + } } if (ohci->async_td) { usb_cancel_packet(&ohci->usb_packet); @@ -1671,6 +1666,7 @@ static CPUWriteMemoryFunc * const ohci_writefn[3]={ static USBPortOps ohci_port_ops = { .attach = ohci_attach, + .detach = ohci_detach, }; static void usb_ohci_init(OHCIState *ohci, DeviceState *dev, |