#include <asm/processor.h>
-#if (CONFIG_COMMANDS & CFG_CMD_USB)
+#if defined(CONFIG_CMD_USB)
+#include <part.h>
#include <usb.h>
#ifdef CONFIG_USB_STORAGE
int usb_stor_get_info(struct usb_device *dev, struct us_data *us, block_dev_desc_t *dev_desc);
int usb_storage_probe(struct usb_device *dev, unsigned int ifnum,struct us_data *ss);
-unsigned long usb_stor_read(int device, unsigned long blknr, unsigned long blkcnt, unsigned long *buffer);
+unsigned long usb_stor_read(int device, unsigned long blknr, unsigned long blkcnt, void *buffer);
struct usb_device * usb_get_dev_index(int index);
void uhci_show_temp_int_td(void);
block_dev_desc_t *usb_stor_get_dev(int index)
{
- return &usb_dev_desc[index];
+ return (index < USB_MAX_STOR_DEV) ? &usb_dev_desc[index] : NULL;
}
* show info on storage devices; 'usb start/init' must be invoked earlier
* as we only retrieve structures populated during devices initialization
*/
-void usb_stor_info(void)
+int usb_stor_info(void)
{
int i;
- if (usb_max_devs > 0)
+ if (usb_max_devs > 0) {
for (i = 0; i < usb_max_devs; i++) {
printf (" Device %d: ", i);
dev_print(&usb_dev_desc[i]);
+ return 0;
}
- else
+ } else {
printf("No storage devices, perhaps not 'usb start'ed..?\n");
+ return 1;
+ }
}
/*********************************************************************************
}
+#ifdef CONFIG_USB_BIN_FIXUP
+/*
+ * Some USB storage devices queried for SCSI identification data respond with
+ * binary strings, which if output to the console freeze the terminal. The
+ * workaround is to modify the vendor and product strings read from such
+ * device with proper values (as reported by 'usb info').
+ *
+ * Vendor and product length limits are taken from the definition of
+ * block_dev_desc_t in include/part.h.
+ */
+static void usb_bin_fixup(struct usb_device_descriptor descriptor,
+ unsigned char vendor[],
+ unsigned char product[]) {
+ const unsigned char max_vendor_len = 40;
+ const unsigned char max_product_len = 20;
+ if (descriptor.idVendor == 0x0424 && descriptor.idProduct == 0x223a) {
+ strncpy ((char *)vendor, "SMSC", max_vendor_len);
+ strncpy ((char *)product, "Flash Media Cntrller", max_product_len);
+ }
+}
+#endif /* CONFIG_USB_BIN_FIXUP */
+
#define USB_MAX_READ_BLK 20
-unsigned long usb_stor_read(int device, unsigned long blknr, unsigned long blkcnt, unsigned long *buffer)
+unsigned long usb_stor_read(int device, unsigned long blknr, unsigned long blkcnt, void *buffer)
{
unsigned long start,blks, buf_addr;
unsigned short smallblks;
dev_desc->vendor[8] = 0;
dev_desc->product[16] = 0;
dev_desc->revision[4] = 0;
+#ifdef CONFIG_USB_BIN_FIXUP
+ usb_bin_fixup(dev->descriptor, (uchar *)dev_desc->vendor, (uchar *)dev_desc->product);
+#endif /* CONFIG_USB_BIN_FIXUP */
USB_STOR_PRINTF("ISO Vers %X, Response Data %X\n",usb_stor_buf[2],usb_stor_buf[3]);
if(usb_test_unit_ready(pccb,ss)) {
printf("Device NOT ready\n Request Sense returned %02X %02X %02X\n",pccb->sense_buf[2],pccb->sense_buf[12],pccb->sense_buf[13]);
}
#endif /* CONFIG_USB_STORAGE */
-#endif /* CFG_CMD_USB */
+#endif