USB add macros for debugging usb device setup.

[people/ms/u-boot.git] / include / usbdescriptors.h

diff --git a/include/usbdescriptors.h b/include/usbdescriptors.h
index a752097e5bcc6cdc1aef7ef6521ea2591196680b..2dec3b93d65438cfc5c16ec4a1f04ee62a469ac7 100644 (file)
--- a/include/usbdescriptors.h
+++ b/include/usbdescriptors.h
@@ -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