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usb-ehci: trace port state

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Trace usb port operations (attach, detach, reset),
drop a few obsolete DPRINTF's.

No change in behavior.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
This commit is contained in:
Gerd Hoffmann 2011-05-19 08:46:53 +02:00
parent 26d53979db
commit dcbd0b5c0e
2 changed files with 7 additions and 6 deletions
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10
hw/usb-ehci.c
View file

@ -604,8 +604,7 @@ static void ehci_attach(USBPort *port)
EHCIState *s = port->opaque;
uint32_t *portsc = &s->portsc[port->index];
DPRINTF("ehci_attach invoked for index %d, portsc 0x%x, desc %s\n",
port->index, *portsc, port->dev->product_desc);
trace_usb_ehci_port_attach(port->index, port->dev->product_desc);
*portsc |= PORTSC_CONNECT;
*portsc |= PORTSC_CSC;
@ -625,8 +624,7 @@ static void ehci_detach(USBPort *port)
EHCIState *s = port->opaque;
uint32_t *portsc = &s->portsc[port->index];
DPRINTF("ehci_attach invoked for index %d, portsc 0x%x\n",
port->index, *portsc);
trace_usb_ehci_port_detach(port->index);
*portsc &= ~PORTSC_CONNECT;
*portsc |= PORTSC_CSC;
@ -733,11 +731,11 @@ static void handle_port_status_write(EHCIState *s, int port, uint32_t val)
*portsc &= ~rwc;
if ((val & PORTSC_PRESET) && !(*portsc & PORTSC_PRESET)) {
DPRINTF("port_status_write: USBTRAN Port %d reset begin\n", port);
trace_usb_ehci_port_reset(port, 1);
}
if (!(val & PORTSC_PRESET) &&(*portsc & PORTSC_PRESET)) {
DPRINTF("port_status_write: USBTRAN Port %d reset done\n", port);
trace_usb_ehci_port_reset(port, 0);
usb_attach(&s->ports[port], dev);
// TODO how to handle reset of ports with no device