Commit 988365a2 authored by Tom Rix's avatar Tom Rix Committed by Remy Bohmer

USB add macros for debugging usb device setup.

When developing usb device features, it is useful to print out
common usb structures.
Signed-off-by: default avatarTom Rix <Tom.Rix@windriver.com>
parent 8f8bd565
......@@ -504,4 +504,30 @@ struct usb_class_descriptor {
} __attribute__ ((packed));
#ifdef DEBUG
static inline void print_device_descriptor(struct usb_device_descriptor *d)
{
serial_printf("usb device descriptor \n");
serial_printf("\tbLength %2.2x\n", d->bLength);
serial_printf("\tbDescriptorType %2.2x\n", d->bDescriptorType);
serial_printf("\tbcdUSB %4.4x\n", d->bcdUSB);
serial_printf("\tbDeviceClass %2.2x\n", d->bDeviceClass);
serial_printf("\tbDeviceSubClass %2.2x\n", d->bDeviceSubClass);
serial_printf("\tbDeviceProtocol %2.2x\n", d->bDeviceProtocol);
serial_printf("\tbMaxPacketSize0 %2.2x\n", d->bMaxPacketSize0);
serial_printf("\tidVendor %4.4x\n", d->idVendor);
serial_printf("\tidProduct %4.4x\n", d->idProduct);
serial_printf("\tbcdDevice %4.4x\n", d->bcdDevice);
serial_printf("\tiManufacturer %2.2x\n", d->iManufacturer);
serial_printf("\tiProduct %2.2x\n", d->iProduct);
serial_printf("\tiSerialNumber %2.2x\n", d->iSerialNumber);
serial_printf("\tbNumConfigurations %2.2x\n", d->bNumConfigurations);
}
#else
/* stubs */
#define print_device_descriptor(d)
#endif /* DEBUG */
#endif
......@@ -663,4 +663,107 @@ int usbd_endpoint_halted (struct usb_device_instance *device, int endpoint);
void usbd_rcv_complete(struct usb_endpoint_instance *endpoint, int len, int urb_bad);
void usbd_tx_complete (struct usb_endpoint_instance *endpoint);
/* These are macros used in debugging */
#ifdef DEBUG
static inline void print_urb(struct urb *u)
{
serial_printf("urb %p\n", (u));
serial_printf("\tendpoint %p\n", u->endpoint);
serial_printf("\tdevice %p\n", u->device);
serial_printf("\tbuffer %p\n", u->buffer);
serial_printf("\tbuffer_length %d\n", u->buffer_length);
serial_printf("\tactual_length %d\n", u->actual_length);
serial_printf("\tstatus %d\n", u->status);
serial_printf("\tdata %d\n", u->data);
}
static inline void print_usb_device_request(struct usb_device_request *r)
{
serial_printf("usb request\n");
serial_printf("\tbmRequestType 0x%2.2x\n", r->bmRequestType);
if ((r->bmRequestType & USB_REQ_DIRECTION_MASK) == 0)
serial_printf("\t\tDirection : To device\n");
else
serial_printf("\t\tDirection : To host\n");
if ((r->bmRequestType & USB_TYPE_STANDARD) == USB_TYPE_STANDARD)
serial_printf("\t\tType : Standard\n");
if ((r->bmRequestType & USB_TYPE_CLASS) == USB_TYPE_CLASS)
serial_printf("\t\tType : Standard\n");
if ((r->bmRequestType & USB_TYPE_VENDOR) == USB_TYPE_VENDOR)
serial_printf("\t\tType : Standard\n");
if ((r->bmRequestType & USB_TYPE_RESERVED) == USB_TYPE_RESERVED)
serial_printf("\t\tType : Standard\n");
if ((r->bmRequestType & USB_REQ_RECIPIENT_MASK) ==
USB_REQ_RECIPIENT_DEVICE)
serial_printf("\t\tRecipient : Device\n");
if ((r->bmRequestType & USB_REQ_RECIPIENT_MASK) ==
USB_REQ_RECIPIENT_INTERFACE)
serial_printf("\t\tRecipient : Interface\n");
if ((r->bmRequestType & USB_REQ_RECIPIENT_MASK) ==
USB_REQ_RECIPIENT_ENDPOINT)
serial_printf("\t\tRecipient : Endpoint\n");
if ((r->bmRequestType & USB_REQ_RECIPIENT_MASK) ==
USB_REQ_RECIPIENT_OTHER)
serial_printf("\t\tRecipient : Other\n");
serial_printf("\tbRequest 0x%2.2x\n", r->bRequest);
if (r->bRequest == USB_REQ_GET_STATUS)
serial_printf("\t\tGET_STATUS\n");
else if (r->bRequest == USB_REQ_SET_ADDRESS)
serial_printf("\t\tSET_ADDRESS\n");
else if (r->bRequest == USB_REQ_SET_FEATURE)
serial_printf("\t\tSET_FEATURE\n");
else if (r->bRequest == USB_REQ_GET_DESCRIPTOR)
serial_printf("\t\tGET_DESCRIPTOR\n");
else if (r->bRequest == USB_REQ_SET_CONFIGURATION)
serial_printf("\t\tSET_CONFIGURATION\n");
else if (r->bRequest == USB_REQ_SET_INTERFACE)
serial_printf("\t\tUSB_REQ_SET_INTERFACE\n");
else
serial_printf("\tUNKNOWN %d\n", r->bRequest);
serial_printf("\twValue 0x%4.4x\n", r->wValue);
if (r->bRequest == USB_REQ_GET_DESCRIPTOR) {
switch (r->wValue >> 8) {
case USB_DESCRIPTOR_TYPE_DEVICE:
serial_printf("\tDEVICE\n");
break;
case USB_DESCRIPTOR_TYPE_CONFIGURATION:
serial_printf("\tCONFIGURATION\n");
break;
case USB_DESCRIPTOR_TYPE_STRING:
serial_printf("\tSTRING\n");
break;
case USB_DESCRIPTOR_TYPE_INTERFACE:
serial_printf("\tINTERFACE\n");
break;
case USB_DESCRIPTOR_TYPE_ENDPOINT:
serial_printf("\tENDPOINT\n");
break;
case USB_DESCRIPTOR_TYPE_DEVICE_QUALIFIER:
serial_printf("\tDEVICE_QUALIFIER\n");
break;
case USB_DESCRIPTOR_TYPE_OTHER_SPEED_CONFIGURATION:
serial_printf("\tOTHER_SPEED_CONFIGURATION\n");
break;
case USB_DESCRIPTOR_TYPE_INTERFACE_POWER:
serial_printf("\tINTERFACE_POWER\n");
break;
case USB_DESCRIPTOR_TYPE_HID:
serial_printf("\tHID\n");
break;
case USB_DESCRIPTOR_TYPE_REPORT:
serial_printf("\tREPORT\n");
break;
default:
serial_printf("\tUNKNOWN TYPE\n");
break;
}
}
serial_printf("\twIndex 0x%4.4x\n", r->wIndex);
serial_printf("\twLength 0x%4.4x\n", r->wLength);
}
#else
/* stubs */
#define print_urb(u)
#define print_usb_device_request(r)
#endif /* DEBUG */
#endif
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