[U-Boot] [T-Engine] UBoot configuration for T-Engine/SH7727 MS7727CP02 DevKit

[Yoshihiro Shimoda <shimoda.yoshihiro@renesas.com>]

Hi, thaoth

thaoth wrote:
> Can you help me to resolve this bug?

I think that it is a problem of the unalignment access.
Please change your compiler or change a source code as follows:

diff --git a/common/usb.c b/common/usb.c
index 9502f39..1acf51d 100644
--- a/common/usb.c
+++ b/common/usb.c
@@ -250,7 +250,10 @@ int usb_set_maxpacket(struct usb_device *dev)

 	for(i=0; i<dev->config.bNumInterfaces;i++) {
 		for(ii=0; ii<dev->config.if_desc[i].bNumEndpoints; ii++) {
-			ep = &dev->config.if_desc[i].ep_desc[ii];
+			struct usb_endpoint_descriptor tmp;
+			memcpy(&tmp, &dev->config.if_desc[i].ep_desc[ii],
+				sizeof(struct usb_endpoint_descriptor));
+			ep = &tmp;
 			b=ep->bEndpointAddress & USB_ENDPOINT_NUMBER_MASK;

 			if((ep->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK)==USB_ENDPOINT_XFER_CONTROL) {	/* Control => bidirectional */

> Thank you very much for your supports!

You're welcome! :)

Best regards,
Yoshihiro Shimoda