Changeset 2874

Timestamp:

08/31/07 18:45:56 (6 years ago)

Author:

laforge

Message:

add some additional debugging code

File:

• trunk/src/target/u-boot/patches/uboot-s3c2410_udc.patch (modified) (4 diffs)

trunk/src/target/u-boot/patches/uboot-s3c2410_udc.patch

@@ -18 +18 @@
 --- /dev/null
 +++ u-boot/drivers/usbdcore_s3c2410.c
-@@ -0,0 +1,730 @@
+@@ -0,0 +1,751 @@
 +/* S3C2410 USB Device Controller Driver for u-boot
 + *
@@ -67 +67 @@
 +#include "usbdcore_ep0.h"
 +#include <usb_cdc_acm.h>
++
++static void debug_urb_buffer(char *prefix, struct usb_endpoint_instance *ep)
++{
++#ifdef DEBUG
++       int num;
++       static char buf[128];
++
++       if (!ep->tx_urb) {
++               serial_printf("no tx_urb\n");
++               return;
++       }
++
++       num = MIN(ep->tx_urb->actual_length - ep->sent, ep->tx_packetSize);
++
++       memset(buf, 0, sizeof(buf));
++       strncpy(buf, ep->tx_urb->buffer + ep->sent, num);
++
++       serial_printf("%s(%d:%s)\n", prefix, num, buf);
++#endif
++}
++
 +
 +enum ep0_state {
@@ -391 +412 @@
 +                       } else {
 +                               /* write actual data to fifo */
-+                               debug("TX_DATA ");
++                               debug_urb_buffer("TX_DATA", endpoint);
 +                               s3c2410_write_noniso_tx_fifo(endpoint);
 +                               outl(ep_csr1|S3C2410_UDC_ICSR1_PKTRDY, S3C2410_UDC_IN_CSR1_REG);
@@ -524 +545 @@
 +       if (endpoint->tx_urb) {
 +               u32 ep_csr1;
-+               debug("We have an URB, transmitting\n");
++               debug_urb_buffer("We have an URB, transmitting", endpoint);
 +
 +               s3c2410_write_noniso_tx_fifo(endpoint);