added debug defs

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

diff --git a/usb/core/core.c b/usb/core/core.c
index f3924c418e3db77ff78502cda119f7786bd8d6f7..9d4def5176ed245bcd8ee0c3f63202e0774b8124 100644 (file)
--- a/usb/core/core.c
+++ b/usb/core/core.c
@@ -127,6 +127,10 @@ usb_device *usb_add_device()
 
        /* setup real ep0 fifo size */
        dev->bMaxPacketSize0 = (u8) buf[7];
+       if(!(u8)buf[7]) {
+               printf("FU\n");
+               return (void*)1;
+       }
 
        /* save real length of device descriptor */
        devdescr_size = (u8) buf[0];
@@ -140,6 +144,7 @@ usb_device *usb_add_device()
 
 
        /* get complete device descriptor */
+       memset(buf, 0, 64);
        usb_control_msg(dev, 0x80, GET_DESCRIPTOR, DEVICE<<8, 0, devdescr_size, buf, 8, 0);
 
        printf("=============\nbuf: 0x%08X\nafter usb control msg:\n", buf);
@@ -161,14 +166,25 @@ usb_device *usb_add_device()
                        "bcdDevice 0x%04X\n", dev->bDeviceClass, 
                        dev->bDeviceSubClass, dev->bDeviceProtocoll,
                        dev->idVendor, dev->idProduct, dev->bcdDevice);
-       /* for lewurms keyboard it should be:
-        * bDeviceClass                 0
-        * bDeviceSubClass              0
-        * bDeviceClass                 0
-        * idVendor                                             0x049f
-        * idProduct                                    0x000e
-        * bcdDevice                                            1.00
-        */
+
+#if 0
+       memset(buf, 0, 64);
+       usb_control_msg(dev, 0x80, GET_DESCRIPTOR, (STRING<<8)|2, 0, 0x20, buf, 8, 0);
+       hexdump(buf, sizeof(buf));
+       printf("String Descriptor [1]: ");
+       u8 i;
+       for (i=2; i<buf[0]; i+=2)
+               printf("%c", buf[i]);
+       printf("\n");
+#endif
+
+       /*
+       usb_control_msg(dev, 0x80, GET_DESCRIPTOR, (STRING<<8) | 2, 0, 0x20, buf, 8, 0);
+       printf("String Descriptor [2]: ");
+       for (i=2; i<buf[0]; i+=2)
+               printf("%c", buf[i]);
+       printf("\n");
+       */
 
        // string descriptoren werden nicht im arbeitsspeicher gehalten -> on demand mit 
        // entprechenden funktionen