discoverd weird endianness bug in sauter's usport. fixed

[ppcskel.git] / usb / core / core.c

diff --git a/usb/core/core.c b/usb/core/core.c
index 789e36e96b2f443bd7c89e7b90af4ec8ebc82b58..10f9e5d34dcb9e4d5d8c1c1114b92f5c60846c6d 100644 (file)
--- a/usb/core/core.c
+++ b/usb/core/core.c
@@ -114,10 +114,9 @@ usb_device *usb_add_device()
         * bRequest = GET_DESCRIPTOR
         * wValue = DEVICE (Descriptor Type)
         * wIndex = 0
-        * wLength = 8 (in Bytes!?)
+        * wLength = 64 // in fact just 8 bytes
         */
-       usb_control_msg(dev, 0x80, GET_DESCRIPTOR, DEVICE << 8, 0, 8, buf, 8, 0);
-       //usb_control_msg(dev, 0x80, GET_DESCRIPTOR, DEVICE, 0, 64, buf, 8, 0);
+       usb_control_msg(dev, 0x80, GET_DESCRIPTOR, DEVICE << 8, 0, 64, buf, 8, 0);
 
        printf("===========\nafter usb control msg:\n");
        hexdump(buf, sizeof(buf));
@@ -346,7 +345,7 @@ u16 usb_submit_irp(usb_irp *irp)
                                /* wenn device descriptor von adresse 0 angefragt wird werden nur
                                 * die ersten 8 byte abgefragt
                                 */
-                               if (setup->bRequest == GET_DESCRIPTOR && (setup->wValue >> 8) == 1
+                               if (setup->bRequest == GET_DESCRIPTOR && (setup->wValue & 0xff) == 1
                                                && td->devaddress == 0) {
                                        runloop = 0;                                    /* stop loop */
                                }