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-rw-r--r--cmd/usb.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/cmd/usb.c b/cmd/usb.c
index 4fa456e318..992d414081 100644
--- a/cmd/usb.c
+++ b/cmd/usb.c
@@ -150,6 +150,8 @@ static void usb_display_string(struct usb_device *dev, int index)
static void usb_display_desc(struct usb_device *dev)
{
+ uint packet_size = dev->descriptor.bMaxPacketSize0;
+
if (dev->descriptor.bDescriptorType == USB_DT_DEVICE) {
printf("%d: %s, USB Revision %x.%x\n", dev->devnum,
usb_get_class_desc(dev->config.if_desc[0].desc.bInterfaceClass),
@@ -171,9 +173,10 @@ static void usb_display_desc(struct usb_device *dev)
usb_get_class_desc(
dev->config.if_desc[0].desc.bInterfaceClass));
}
+ if (dev->descriptor.bcdUSB >= cpu_to_le16(0x0300))
+ packet_size = 1 << packet_size;
printf(" - PacketSize: %d Configurations: %d\n",
- dev->descriptor.bMaxPacketSize0,
- dev->descriptor.bNumConfigurations);
+ packet_size, dev->descriptor.bNumConfigurations);
printf(" - Vendor: 0x%04x Product 0x%04x Version %d.%d\n",
dev->descriptor.idVendor, dev->descriptor.idProduct,
(dev->descriptor.bcdDevice>>8) & 0xff,