]> git.kernelconcepts.de Git - karo-tx-uboot.git/blobdiff - common/usb_storage.c
Update from 2013.01 to 2013.07
[karo-tx-uboot.git] / common / usb_storage.c
index fb322b4015fe0ba2ea72d82a1f7171ae7bfee2e3..6ac358d5e2be3ca3acce9dc7e5957ed483943922 100644 (file)
  * BBB support based on /sys/dev/usb/umass.c from
  * FreeBSD.
  *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.         See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- *
+ * SPDX-License-Identifier:    GPL-2.0+
  */
 
 /* Note:
 #undef BBB_COMDAT_TRACE
 #undef BBB_XPORT_TRACE
 
-#ifdef USB_STOR_DEBUG
-#define USB_BLK_DEBUG  1
-#else
-#define USB_BLK_DEBUG  0
-#endif
-
-#define USB_STOR_PRINTF(fmt, args...)  debug_cond(USB_BLK_DEBUG, fmt, ##args)
-
 #include <scsi.h>
 /* direction table -- this indicates the direction of the data
  * transfer for each command code -- a 1 indicates input
@@ -178,9 +153,9 @@ 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 usb_stor_read(int device, lbaint_t blknr,
                            lbaint_t blkcnt, void *buffer);
-unsigned long usb_stor_write(int device, unsigned long blknr,
+unsigned long usb_stor_write(int device, lbaint_t blknr,
                             lbaint_t blkcnt, const void *buffer);
 struct usb_device * usb_get_dev_index(int index);
 void uhci_show_temp_int_td(void);
@@ -228,8 +203,7 @@ static unsigned int usb_get_max_lun(struct us_data *us)
                              0, us->ifnum,
                              result, sizeof(char),
                              USB_CNTL_TIMEOUT * 5);
-       USB_STOR_PRINTF("Get Max LUN -> len = %i, result = %i\n",
-                       len, (int) *result);
+       debug("Get Max LUN -> len = %i, result = %i\n", len, (int) *result);
        return (len > 0) ? *result : 0;
 }
 
@@ -262,7 +236,7 @@ int usb_stor_scan(int mode)
        usb_max_devs = 0;
        for (i = 0; i < USB_MAX_DEVICE; i++) {
                dev = usb_get_dev_index(i); /* get device */
-               USB_STOR_PRINTF("i=%d\n", i);
+               debug("i=%d\n", i);
                if (dev == NULL)
                        break; /* no more devices available */
 
@@ -278,9 +252,9 @@ int usb_stor_scan(int mode)
                             lun++) {
                                usb_dev_desc[usb_max_devs].lun = lun;
                                if (usb_stor_get_info(dev, &usb_stor[start],
-                                                     &usb_dev_desc[usb_max_devs]) == 1) {
-                               usb_max_devs++;
-               }
+                                   &usb_dev_desc[usb_max_devs]) == 1) {
+                                       usb_max_devs++;
+                               }
                        }
                }
                /* if storage device */
@@ -309,7 +283,7 @@ static int usb_stor_irq(struct usb_device *dev)
 }
 
 
-#ifdef USB_STOR_DEBUG
+#ifdef DEBUG
 
 static void usb_show_srb(ccb *pccb)
 {
@@ -361,45 +335,49 @@ static int us_one_transfer(struct us_data *us, int pipe, char *buf, int length)
                /* set up the transfer loop */
                do {
                        /* transfer the data */
-                       USB_STOR_PRINTF("Bulk xfer 0x%x(%d) try #%d\n",
-                                 (unsigned int)buf, this_xfer, 11 - maxtry);
+                       debug("Bulk xfer 0x%x(%d) try #%d\n",
+                             (unsigned int)buf, this_xfer, 11 - maxtry);
                        result = usb_bulk_msg(us->pusb_dev, pipe, buf,
                                              this_xfer, &partial,
                                              USB_CNTL_TIMEOUT * 5);
-                       USB_STOR_PRINTF("bulk_msg returned %d xferred %d/%d\n",
-                                 result, partial, this_xfer);
+                       debug("bulk_msg returned %d xferred %d/%d\n",
+                             result, partial, this_xfer);
                        if (us->pusb_dev->status != 0) {
                                /* if we stall, we need to clear it before
                                 * we go on
                                 */
-#ifdef USB_STOR_DEBUG
+#ifdef DEBUG
                                display_int_status(us->pusb_dev->status);
 #endif
                                if (us->pusb_dev->status & USB_ST_STALLED) {
-                                       USB_STOR_PRINTF("stalled ->clearing endpoint halt for pipe 0x%x\n", pipe);
+                                       debug("stalled ->clearing endpoint" \
+                                             "halt for pipe 0x%x\n", pipe);
                                        stat = us->pusb_dev->status;
                                        usb_clear_halt(us->pusb_dev, pipe);
                                        us->pusb_dev->status = stat;
                                        if (this_xfer == partial) {
-                                               USB_STOR_PRINTF("bulk transferred with error %lX, but data ok\n", us->pusb_dev->status);
+                                               debug("bulk transferred" \
+                                                     "with error %lX," \
+                                                     " but data ok\n",
+                                                     us->pusb_dev->status);
                                                return 0;
                                        }
                                        else
                                                return result;
                                }
                                if (us->pusb_dev->status & USB_ST_NAK_REC) {
-                                       USB_STOR_PRINTF("Device NAKed bulk_msg\n");
+                                       debug("Device NAKed bulk_msg\n");
                                        return result;
                                }
-                               USB_STOR_PRINTF("bulk transferred with error");
+                               debug("bulk transferred with error");
                                if (this_xfer == partial) {
-                                       USB_STOR_PRINTF(" %ld, but data ok\n",
-                                                       us->pusb_dev->status);
+                                       debug(" %ld, but data ok\n",
+                                             us->pusb_dev->status);
                                        return 0;
                                }
                                /* if our try counter reaches 0, bail out */
-                                       USB_STOR_PRINTF(" %ld, data %d\n",
-                                               us->pusb_dev->status, partial);
+                                       debug(" %ld, data %d\n",
+                                             us->pusb_dev->status, partial);
                                if (!maxtry--)
                                                return result;
                        }
@@ -433,35 +411,34 @@ static int usb_stor_BBB_reset(struct us_data *us)
         *
         * This comment stolen from FreeBSD's /sys/dev/usb/umass.c.
         */
-       USB_STOR_PRINTF("BBB_reset\n");
+       debug("BBB_reset\n");
        result = usb_control_msg(us->pusb_dev, usb_sndctrlpipe(us->pusb_dev, 0),
                                 US_BBB_RESET,
                                 USB_TYPE_CLASS | USB_RECIP_INTERFACE,
                                 0, us->ifnum, NULL, 0, USB_CNTL_TIMEOUT * 5);
 
        if ((result < 0) && (us->pusb_dev->status & USB_ST_STALLED)) {
-               USB_STOR_PRINTF("RESET:stall\n");
+               debug("RESET:stall\n");
                return -1;
        }
 
        /* long wait for reset */
        mdelay(150);
-       USB_STOR_PRINTF("BBB_reset result %d: status %lX reset\n", result,
-                       us->pusb_dev->status);
+       debug("BBB_reset result %d: status %lX reset\n",
+             result, us->pusb_dev->status);
        pipe = usb_rcvbulkpipe(us->pusb_dev, us->ep_in);
        result = usb_clear_halt(us->pusb_dev, pipe);
        /* long wait for reset */
        mdelay(150);
-       USB_STOR_PRINTF("BBB_reset result %d: status %lX clearing IN endpoint\n",
-                       result, us->pusb_dev->status);
+       debug("BBB_reset result %d: status %lX clearing IN endpoint\n",
+             result, us->pusb_dev->status);
        /* long wait for reset */
        pipe = usb_sndbulkpipe(us->pusb_dev, us->ep_out);
        result = usb_clear_halt(us->pusb_dev, pipe);
        mdelay(150);
-       USB_STOR_PRINTF("BBB_reset result %d: status %lX"
-                       " clearing OUT endpoint\n", result,
-                       us->pusb_dev->status);
-       USB_STOR_PRINTF("BBB_reset done\n");
+       debug("BBB_reset result %d: status %lX clearing OUT endpoint\n",
+             result, us->pusb_dev->status);
+       debug("BBB_reset done\n");
        return 0;
 }
 
@@ -474,7 +451,7 @@ static int usb_stor_CB_reset(struct us_data *us)
        unsigned char cmd[12];
        int result;
 
-       USB_STOR_PRINTF("CB_reset\n");
+       debug("CB_reset\n");
        memset(cmd, 0xff, sizeof(cmd));
        cmd[0] = SCSI_SEND_DIAG;
        cmd[1] = 4;
@@ -486,13 +463,12 @@ static int usb_stor_CB_reset(struct us_data *us)
 
        /* long wait for reset */
        mdelay(1500);
-       USB_STOR_PRINTF("CB_reset result %d: status %lX"
-                       " clearing endpoint halt\n", result,
-                       us->pusb_dev->status);
+       debug("CB_reset result %d: status %lX clearing endpoint halt\n",
+             result, us->pusb_dev->status);
        usb_clear_halt(us->pusb_dev, usb_rcvbulkpipe(us->pusb_dev, us->ep_in));
        usb_clear_halt(us->pusb_dev, usb_rcvbulkpipe(us->pusb_dev, us->ep_out));
 
-       USB_STOR_PRINTF("CB_reset done\n");
+       debug("CB_reset done\n");
        return 0;
 }
 
@@ -511,7 +487,7 @@ static int usb_stor_BBB_comdat(ccb *srb, struct us_data *us)
        dir_in = US_DIRECTION(srb->cmd[0]);
 
 #ifdef BBB_COMDAT_TRACE
-       printf("dir %d lun %d cmdlen %d cmd %p datalen %d pdata %p\n",
+       printf("dir %d lun %d cmdlen %d cmd %p datalen %lu pdata %p\n",
                dir_in, srb->lun, srb->cmdlen, srb->cmd, srb->datalen,
                srb->pdata);
        if (srb->cmdlen) {
@@ -522,7 +498,7 @@ static int usb_stor_BBB_comdat(ccb *srb, struct us_data *us)
 #endif
        /* sanity checks */
        if (!(srb->cmdlen <= CBWCDBLENGTH)) {
-               USB_STOR_PRINTF("usb_stor_BBB_comdat:cmdlen too large\n");
+               debug("usb_stor_BBB_comdat:cmdlen too large\n");
                return -1;
        }
 
@@ -541,7 +517,7 @@ static int usb_stor_BBB_comdat(ccb *srb, struct us_data *us)
        result = usb_bulk_msg(us->pusb_dev, pipe, cbw, UMASS_BBB_CBW_SIZE,
                              &actlen, USB_CNTL_TIMEOUT * 5);
        if (result < 0)
-               USB_STOR_PRINTF("usb_stor_BBB_comdat:usb_bulk_msg error\n");
+               debug("usb_stor_BBB_comdat:usb_bulk_msg error\n");
        return result;
 }
 
@@ -564,8 +540,8 @@ static int usb_stor_CB_comdat(ccb *srb, struct us_data *us)
                pipe = usb_sndbulkpipe(us->pusb_dev, us->ep_out);
 
        while (retry--) {
-               USB_STOR_PRINTF("CBI gets a command: Try %d\n", 5 - retry);
-#ifdef USB_STOR_DEBUG
+               debug("CBI gets a command: Try %d\n", 5 - retry);
+#ifdef DEBUG
                usb_show_srb(srb);
 #endif
                /* let's send the command via the control pipe */
@@ -576,35 +552,35 @@ static int usb_stor_CB_comdat(ccb *srb, struct us_data *us)
                                         0, us->ifnum,
                                         srb->cmd, srb->cmdlen,
                                         USB_CNTL_TIMEOUT * 5);
-               USB_STOR_PRINTF("CB_transport: control msg returned %d,"
-                               " status %lX\n", result, us->pusb_dev->status);
+               debug("CB_transport: control msg returned %d, status %lX\n",
+                     result, us->pusb_dev->status);
                /* check the return code for the command */
                if (result < 0) {
                        if (us->pusb_dev->status & USB_ST_STALLED) {
                                status = us->pusb_dev->status;
-                               USB_STOR_PRINTF(" stall during command found,"
-                                               " clear pipe\n");
+                               debug(" stall during command found," \
+                                     " clear pipe\n");
                                usb_clear_halt(us->pusb_dev,
                                              usb_sndctrlpipe(us->pusb_dev, 0));
                                us->pusb_dev->status = status;
                        }
-                       USB_STOR_PRINTF(" error during command %02X"
-                                       " Stat = %lX\n", srb->cmd[0],
-                                       us->pusb_dev->status);
+                       debug(" error during command %02X" \
+                             " Stat = %lX\n", srb->cmd[0],
+                             us->pusb_dev->status);
                        return result;
                }
                /* transfer the data payload for this command, if one exists*/
 
-               USB_STOR_PRINTF("CB_transport: control msg returned %d,"
-                               " direction is %s to go 0x%lx\n", result,
-                               dir_in ? "IN" : "OUT", srb->datalen);
+               debug("CB_transport: control msg returned %d," \
+                     " direction is %s to go 0x%lx\n", result,
+                     dir_in ? "IN" : "OUT", srb->datalen);
                if (srb->datalen) {
                        result = us_one_transfer(us, pipe, (char *)srb->pdata,
                                                 srb->datalen);
-                       USB_STOR_PRINTF("CBI attempted to transfer data,"
-                                       " result is %d status %lX, len %d\n",
-                                       result, us->pusb_dev->status,
-                                       us->pusb_dev->act_len);
+                       debug("CBI attempted to transfer data," \
+                             " result is %d status %lX, len %d\n",
+                             result, us->pusb_dev->status,
+                               us->pusb_dev->act_len);
                        if (!(us->pusb_dev->status & USB_ST_NAK_REC))
                                break;
                } /* if (srb->datalen) */
@@ -635,10 +611,9 @@ static int usb_stor_CBI_get_status(ccb *srb, struct us_data *us)
                us->ip_wanted = 0;
                return USB_STOR_TRANSPORT_ERROR;
        }
-       USB_STOR_PRINTF
-               ("Got interrupt data 0x%x, transfered %d status 0x%lX\n",
-                us->ip_data, us->pusb_dev->irq_act_len,
-                us->pusb_dev->irq_status);
+       debug("Got interrupt data 0x%x, transfered %d status 0x%lX\n",
+             us->ip_data, us->pusb_dev->irq_act_len,
+             us->pusb_dev->irq_status);
        /* UFI gives us ASC and ASCQ, like a request sense */
        if (us->subclass == US_SC_UFI) {
                if (srb->cmd[0] == SCSI_REQ_SENSE ||
@@ -691,11 +666,11 @@ static int usb_stor_BBB_transport(ccb *srb, struct us_data *us)
        dir_in = US_DIRECTION(srb->cmd[0]);
 
        /* COMMAND phase */
-       USB_STOR_PRINTF("COMMAND phase\n");
+       debug("COMMAND phase\n");
        result = usb_stor_BBB_comdat(srb, us);
        if (result < 0) {
-               USB_STOR_PRINTF("failed to send CBW status %ld\n",
-                       us->pusb_dev->status);
+               debug("failed to send CBW status %ld\n",
+                     us->pusb_dev->status);
                usb_stor_BBB_reset(us);
                return USB_STOR_TRANSPORT_FAILED;
        }
@@ -708,7 +683,7 @@ static int usb_stor_BBB_transport(ccb *srb, struct us_data *us)
        /* no data, go immediately to the STATUS phase */
        if (srb->datalen == 0)
                goto st;
-       USB_STOR_PRINTF("DATA phase\n");
+       debug("DATA phase\n");
        if (dir_in)
                pipe = pipein;
        else
@@ -717,7 +692,7 @@ static int usb_stor_BBB_transport(ccb *srb, struct us_data *us)
                              &data_actlen, USB_CNTL_TIMEOUT * 5);
        /* special handling of STALL in DATA phase */
        if ((result < 0) && (us->pusb_dev->status & USB_ST_STALLED)) {
-               USB_STOR_PRINTF("DATA:stall\n");
+               debug("DATA:stall\n");
                /* clear the STALL on the endpoint */
                result = usb_stor_BBB_clear_endpt_stall(us,
                                        dir_in ? us->ep_in : us->ep_out);
@@ -726,8 +701,8 @@ static int usb_stor_BBB_transport(ccb *srb, struct us_data *us)
                        goto st;
        }
        if (result < 0) {
-               USB_STOR_PRINTF("usb_bulk_msg error status %ld\n",
-                       us->pusb_dev->status);
+               debug("usb_bulk_msg error status %ld\n",
+                     us->pusb_dev->status);
                usb_stor_BBB_reset(us);
                return USB_STOR_TRANSPORT_FAILED;
        }
@@ -740,14 +715,14 @@ static int usb_stor_BBB_transport(ccb *srb, struct us_data *us)
 st:
        retry = 0;
 again:
-       USB_STOR_PRINTF("STATUS phase\n");
+       debug("STATUS phase\n");
        result = usb_bulk_msg(us->pusb_dev, pipein, csw, UMASS_BBB_CSW_SIZE,
                                &actlen, USB_CNTL_TIMEOUT*5);
 
        /* special handling of STALL in STATUS phase */
        if ((result < 0) && (retry < 1) &&
            (us->pusb_dev->status & USB_ST_STALLED)) {
-               USB_STOR_PRINTF("STATUS:stall\n");
+               debug("STATUS:stall\n");
                /* clear the STALL on the endpoint */
                result = usb_stor_BBB_clear_endpt_stall(us, us->ep_in);
                if (result >= 0 && (retry++ < 1))
@@ -755,8 +730,8 @@ again:
                        goto again;
        }
        if (result < 0) {
-               USB_STOR_PRINTF("usb_bulk_msg error status %ld\n",
-                       us->pusb_dev->status);
+               debug("usb_bulk_msg error status %ld\n",
+                     us->pusb_dev->status);
                usb_stor_BBB_reset(us);
                return USB_STOR_TRANSPORT_FAILED;
        }
@@ -771,27 +746,27 @@ again:
        if (pipe == 0 && srb->datalen != 0 && srb->datalen - data_actlen != 0)
                pipe = srb->datalen - data_actlen;
        if (CSWSIGNATURE != le32_to_cpu(csw->dCSWSignature)) {
-               USB_STOR_PRINTF("!CSWSIGNATURE\n");
+               debug("!CSWSIGNATURE\n");
                usb_stor_BBB_reset(us);
                return USB_STOR_TRANSPORT_FAILED;
        } else if ((CBWTag - 1) != le32_to_cpu(csw->dCSWTag)) {
-               USB_STOR_PRINTF("!Tag\n");
+               debug("!Tag\n");
                usb_stor_BBB_reset(us);
                return USB_STOR_TRANSPORT_FAILED;
        } else if (csw->bCSWStatus > CSWSTATUS_PHASE) {
-               USB_STOR_PRINTF(">PHASE\n");
+               debug(">PHASE\n");
                usb_stor_BBB_reset(us);
                return USB_STOR_TRANSPORT_FAILED;
        } else if (csw->bCSWStatus == CSWSTATUS_PHASE) {
-               USB_STOR_PRINTF("=PHASE\n");
+               debug("=PHASE\n");
                usb_stor_BBB_reset(us);
                return USB_STOR_TRANSPORT_FAILED;
        } else if (data_actlen > srb->datalen) {
-               USB_STOR_PRINTF("transferred %dB instead of %ldB\n",
-                       data_actlen, srb->datalen);
+               debug("transferred %dB instead of %ldB\n",
+                     data_actlen, srb->datalen);
                return USB_STOR_TRANSPORT_FAILED;
        } else if (csw->bCSWStatus == CSWSTATUS_FAILED) {
-               USB_STOR_PRINTF("FAILED\n");
+               debug("FAILED\n");
                return USB_STOR_TRANSPORT_FAILED;
        }
 
@@ -812,14 +787,14 @@ static int usb_stor_CB_transport(ccb *srb, struct us_data *us)
        /* issue the command */
 do_retry:
        result = usb_stor_CB_comdat(srb, us);
-       USB_STOR_PRINTF("command / Data returned %d, status %lX\n",
-                       result, us->pusb_dev->status);
+       debug("command / Data returned %d, status %lX\n",
+             result, us->pusb_dev->status);
        /* if this is an CBI Protocol, get IRQ */
        if (us->protocol == US_PR_CBI) {
                status = usb_stor_CBI_get_status(srb, us);
                /* if the status is error, report it */
                if (status == USB_STOR_TRANSPORT_ERROR) {
-                       USB_STOR_PRINTF(" USB CBI Command Error\n");
+                       debug(" USB CBI Command Error\n");
                        return status;
                }
                srb->sense_buf[12] = (unsigned char)(us->ip_data >> 8);
@@ -827,7 +802,7 @@ do_retry:
                if (!us->ip_data) {
                        /* if the status is good, report it */
                        if (status == USB_STOR_TRANSPORT_GOOD) {
-                               USB_STOR_PRINTF(" USB CBI Command Good\n");
+                               debug(" USB CBI Command Good\n");
                                return status;
                        }
                }
@@ -835,7 +810,7 @@ do_retry:
        /* do we have to issue an auto request? */
        /* HERE we have to check the result */
        if ((result < 0) && !(us->pusb_dev->status & USB_ST_STALLED)) {
-               USB_STOR_PRINTF("ERROR %lX\n", us->pusb_dev->status);
+               debug("ERROR %lX\n", us->pusb_dev->status);
                us->transport_reset(us);
                return USB_STOR_TRANSPORT_ERROR;
        }
@@ -843,7 +818,7 @@ do_retry:
            ((srb->cmd[0] == SCSI_REQ_SENSE) ||
            (srb->cmd[0] == SCSI_INQUIRY))) {
                /* do not issue an autorequest after request sense */
-               USB_STOR_PRINTF("No auto request and good\n");
+               debug("No auto request and good\n");
                return USB_STOR_TRANSPORT_GOOD;
        }
        /* issue an request_sense */
@@ -856,19 +831,19 @@ do_retry:
        psrb->cmdlen = 12;
        /* issue the command */
        result = usb_stor_CB_comdat(psrb, us);
-       USB_STOR_PRINTF("auto request returned %d\n", result);
+       debug("auto request returned %d\n", result);
        /* if this is an CBI Protocol, get IRQ */
        if (us->protocol == US_PR_CBI)
                status = usb_stor_CBI_get_status(psrb, us);
 
        if ((result < 0) && !(us->pusb_dev->status & USB_ST_STALLED)) {
-               USB_STOR_PRINTF(" AUTO REQUEST ERROR %ld\n",
-                               us->pusb_dev->status);
+               debug(" AUTO REQUEST ERROR %ld\n",
+                     us->pusb_dev->status);
                return USB_STOR_TRANSPORT_ERROR;
        }
-       USB_STOR_PRINTF("autorequest returned 0x%02X 0x%02X 0x%02X 0x%02X\n",
-                       srb->sense_buf[0], srb->sense_buf[2],
-                       srb->sense_buf[12], srb->sense_buf[13]);
+       debug("autorequest returned 0x%02X 0x%02X 0x%02X 0x%02X\n",
+             srb->sense_buf[0], srb->sense_buf[2],
+             srb->sense_buf[12], srb->sense_buf[13]);
        /* Check the auto request result */
        if ((srb->sense_buf[2] == 0) &&
            (srb->sense_buf[12] == 0) &&
@@ -923,7 +898,7 @@ static int usb_inquiry(ccb *srb, struct us_data *ss)
                srb->datalen = 36;
                srb->cmdlen = 12;
                i = ss->transport(srb, ss);
-               USB_STOR_PRINTF("inquiry returns %d\n", i);
+               debug("inquiry returns %d\n", i);
                if (i == 0)
                        break;
        } while (--retry);
@@ -948,9 +923,9 @@ static int usb_request_sense(ccb *srb, struct us_data *ss)
        srb->pdata = &srb->sense_buf[0];
        srb->cmdlen = 12;
        ss->transport(srb, ss);
-       USB_STOR_PRINTF("Request Sense returned %02X %02X %02X\n",
-                       srb->sense_buf[2], srb->sense_buf[12],
-                       srb->sense_buf[13]);
+       debug("Request Sense returned %02X %02X %02X\n",
+             srb->sense_buf[2], srb->sense_buf[12],
+             srb->sense_buf[13]);
        srb->pdata = (uchar *)ptr;
        return 0;
 }
@@ -1017,7 +992,7 @@ static int usb_read_10(ccb *srb, struct us_data *ss, unsigned long start,
        srb->cmd[7] = ((unsigned char) (blocks >> 8)) & 0xff;
        srb->cmd[8] = (unsigned char) blocks & 0xff;
        srb->cmdlen = 12;
-       USB_STOR_PRINTF("read10: start %lx blocks %x\n", start, blocks);
+       debug("read10: start %lx blocks %x\n", start, blocks);
        return ss->transport(srb, ss);
 }
 
@@ -1034,7 +1009,7 @@ static int usb_write_10(ccb *srb, struct us_data *ss, unsigned long start,
        srb->cmd[7] = ((unsigned char) (blocks >> 8)) & 0xff;
        srb->cmd[8] = (unsigned char) blocks & 0xff;
        srb->cmdlen = 12;
-       USB_STOR_PRINTF("write10: start %lx blocks %x\n", start, blocks);
+       debug("write10: start %lx blocks %x\n", start, blocks);
        return ss->transport(srb, ss);
 }
 
@@ -1062,7 +1037,7 @@ static void usb_bin_fixup(struct usb_device_descriptor descriptor,
 }
 #endif /* CONFIG_USB_BIN_FIXUP */
 
-unsigned long usb_stor_read(int device, unsigned long blknr,
+unsigned long usb_stor_read(int device, lbaint_t blknr,
                            lbaint_t blkcnt, void *buffer)
 {
        lbaint_t start, blks;
@@ -1078,7 +1053,7 @@ unsigned long usb_stor_read(int device, unsigned long blknr,
 
        device &= 0xff;
        /* Setup  device */
-       USB_STOR_PRINTF("\nusb_read: dev %d \n", device);
+       debug("\nusb_read: dev %d \n", device);
        dev = NULL;
        for (i = 0; i < USB_MAX_DEVICE; i++) {
                dev = usb_get_dev_index(i);
@@ -1095,8 +1070,8 @@ unsigned long usb_stor_read(int device, unsigned long blknr,
        start = blknr;
        blks = blkcnt;
 
-       USB_STOR_PRINTF("\nusb_read: dev %d startblk " LBAF ", blccnt " LBAF
-                       " buffer %lx\n", device, start, blks, buf_addr);
+       debug("\nusb_read: dev %d startblk " LBAF ", blccnt " LBAF
+             " buffer %lx\n", device, start, blks, buf_addr);
 
        do {
                /* XXX need some comment here */
@@ -1112,7 +1087,7 @@ retry_it:
                srb->datalen = usb_dev_desc[device].blksz * smallblks;
                srb->pdata = (unsigned char *)buf_addr;
                if (usb_read_10(srb, ss, start, smallblks)) {
-                       USB_STOR_PRINTF("Read ERROR\n");
+                       debug("Read ERROR\n");
                        usb_request_sense(srb, ss);
                        if (retry--)
                                goto retry_it;
@@ -1125,9 +1100,9 @@ retry_it:
        } while (blks != 0);
        ss->flags &= ~USB_READY;
 
-       USB_STOR_PRINTF("usb_read: end startblk " LBAF
-                       ", blccnt %x buffer %lx\n",
-                       start, smallblks, buf_addr);
+       debug("usb_read: end startblk " LBAF
+             ", blccnt %x buffer %lx\n",
+             start, smallblks, buf_addr);
 
        usb_disable_asynch(0); /* asynch transfer allowed */
        if (blkcnt >= USB_MAX_XFER_BLK)
@@ -1135,7 +1110,7 @@ retry_it:
        return blkcnt;
 }
 
-unsigned long usb_stor_write(int device, unsigned long blknr,
+unsigned long usb_stor_write(int device, lbaint_t blknr,
                                lbaint_t blkcnt, const void *buffer)
 {
        lbaint_t start, blks;
@@ -1151,7 +1126,7 @@ unsigned long usb_stor_write(int device, unsigned long blknr,
 
        device &= 0xff;
        /* Setup  device */
-       USB_STOR_PRINTF("\nusb_write: dev %d \n", device);
+       debug("\nusb_write: dev %d \n", device);
        dev = NULL;
        for (i = 0; i < USB_MAX_DEVICE; i++) {
                dev = usb_get_dev_index(i);
@@ -1169,8 +1144,8 @@ unsigned long usb_stor_write(int device, unsigned long blknr,
        start = blknr;
        blks = blkcnt;
 
-       USB_STOR_PRINTF("\nusb_write: dev %d startblk " LBAF ", blccnt " LBAF
-                       " buffer %lx\n", device, start, blks, buf_addr);
+       debug("\nusb_write: dev %d startblk " LBAF ", blccnt " LBAF
+             " buffer %lx\n", device, start, blks, buf_addr);
 
        do {
                /* If write fails retry for max retry count else
@@ -1188,7 +1163,7 @@ retry_it:
                srb->datalen = usb_dev_desc[device].blksz * smallblks;
                srb->pdata = (unsigned char *)buf_addr;
                if (usb_write_10(srb, ss, start, smallblks)) {
-                       USB_STOR_PRINTF("Write ERROR\n");
+                       debug("Write ERROR\n");
                        usb_request_sense(srb, ss);
                        if (retry--)
                                goto retry_it;
@@ -1201,9 +1176,8 @@ retry_it:
        } while (blks != 0);
        ss->flags &= ~USB_READY;
 
-       USB_STOR_PRINTF("usb_write: end startblk " LBAF
-                       ", blccnt %x buffer %lx\n",
-                       start, smallblks, buf_addr);
+       debug("usb_write: end startblk " LBAF ", blccnt %x buffer %lx\n",
+             start, smallblks, buf_addr);
 
        usb_disable_asynch(0); /* asynch transfer allowed */
        if (blkcnt >= USB_MAX_XFER_BLK)
@@ -1218,6 +1192,7 @@ int usb_storage_probe(struct usb_device *dev, unsigned int ifnum,
 {
        struct usb_interface *iface;
        int i;
+       struct usb_endpoint_descriptor *ep_desc;
        unsigned int flags = 0;
 
        int protocol = 0;
@@ -1228,12 +1203,12 @@ int usb_storage_probe(struct usb_device *dev, unsigned int ifnum,
 
 #if 0
        /* this is the place to patch some storage devices */
-       USB_STOR_PRINTF("iVendor %X iProduct %X\n", dev->descriptor.idVendor,
+       debug("iVendor %X iProduct %X\n", dev->descriptor.idVendor,
                        dev->descriptor.idProduct);
 
        if ((dev->descriptor.idVendor) == 0x066b &&
            (dev->descriptor.idProduct) == 0x0103) {
-               USB_STOR_PRINTF("patched for E-USB\n");
+               debug("patched for E-USB\n");
                protocol = US_PR_CB;
                subclass = US_SC_UFI;       /* an assumption */
        }
@@ -1250,7 +1225,7 @@ int usb_storage_probe(struct usb_device *dev, unsigned int ifnum,
        memset(ss, 0, sizeof(struct us_data));
 
        /* At this point, we know we've got a live one */
-       USB_STOR_PRINTF("\n\nUSB Mass Storage device detected\n");
+       debug("\n\nUSB Mass Storage device detected\n");
 
        /* Initialize the us_data structure with some useful info */
        ss->flags = flags;
@@ -1270,21 +1245,21 @@ int usb_storage_probe(struct usb_device *dev, unsigned int ifnum,
        }
 
        /* set the handler pointers based on the protocol */
-       USB_STOR_PRINTF("Transport: ");
+       debug("Transport: ");
        switch (ss->protocol) {
        case US_PR_CB:
-               USB_STOR_PRINTF("Control/Bulk\n");
+               debug("Control/Bulk\n");
                ss->transport = usb_stor_CB_transport;
                ss->transport_reset = usb_stor_CB_reset;
                break;
 
        case US_PR_CBI:
-               USB_STOR_PRINTF("Control/Bulk/Interrupt\n");
+               debug("Control/Bulk/Interrupt\n");
                ss->transport = usb_stor_CB_transport;
                ss->transport_reset = usb_stor_CB_reset;
                break;
        case US_PR_BULK:
-               USB_STOR_PRINTF("Bulk/Bulk/Bulk\n");
+               debug("Bulk/Bulk/Bulk\n");
                ss->transport = usb_stor_BBB_transport;
                ss->transport_reset = usb_stor_BBB_reset;
                break;
@@ -1300,34 +1275,35 @@ int usb_storage_probe(struct usb_device *dev, unsigned int ifnum,
         * We will ignore any others.
         */
        for (i = 0; i < iface->desc.bNumEndpoints; i++) {
+               ep_desc = &iface->ep_desc[i];
                /* is it an BULK endpoint? */
-               if ((iface->ep_desc[i].bmAttributes &
+               if ((ep_desc->bmAttributes &
                     USB_ENDPOINT_XFERTYPE_MASK) == USB_ENDPOINT_XFER_BULK) {
-                       if (iface->ep_desc[i].bEndpointAddress & USB_DIR_IN)
-                               ss->ep_in = iface->ep_desc[i].bEndpointAddress &
-                                       USB_ENDPOINT_NUMBER_MASK;
+                       if (ep_desc->bEndpointAddress & USB_DIR_IN)
+                               ss->ep_in = ep_desc->bEndpointAddress &
+                                               USB_ENDPOINT_NUMBER_MASK;
                        else
                                ss->ep_out =
-                                       iface->ep_desc[i].bEndpointAddress &
+                                       ep_desc->bEndpointAddress &
                                        USB_ENDPOINT_NUMBER_MASK;
                }
 
                /* is it an interrupt endpoint? */
-               if ((iface->ep_desc[i].bmAttributes &
-                   USB_ENDPOINT_XFERTYPE_MASK) == USB_ENDPOINT_XFER_INT) {
-                       ss->ep_int = iface->ep_desc[i].bEndpointAddress &
-                               USB_ENDPOINT_NUMBER_MASK;
-                       ss->irqinterval = iface->ep_desc[i].bInterval;
+               if ((ep_desc->bmAttributes &
+                    USB_ENDPOINT_XFERTYPE_MASK) == USB_ENDPOINT_XFER_INT) {
+                       ss->ep_int = ep_desc->bEndpointAddress &
+                                               USB_ENDPOINT_NUMBER_MASK;
+                       ss->irqinterval = ep_desc->bInterval;
                }
        }
-       USB_STOR_PRINTF("Endpoints In %d Out %d Int %d\n",
-                 ss->ep_in, ss->ep_out, ss->ep_int);
+       debug("Endpoints In %d Out %d Int %d\n",
+             ss->ep_in, ss->ep_out, ss->ep_int);
 
        /* Do some basic sanity checks, and bail if we find a problem */
        if (usb_set_interface(dev, iface->desc.bInterfaceNumber, 0) ||
            !ss->ep_in || !ss->ep_out ||
            (ss->protocol == US_PR_CBI && ss->ep_int == 0)) {
-               USB_STOR_PRINTF("Problems with device\n");
+               debug("Problems with device\n");
                return 0;
        }
        /* set class specific stuff */
@@ -1366,7 +1342,7 @@ int usb_stor_get_info(struct usb_device *dev, struct us_data *ss,
 
        dev_desc->target = dev->devnum;
        pccb->lun = dev_desc->lun;
-       USB_STOR_PRINTF(" address %d\n", dev_desc->target);
+       debug(" address %d\n", dev_desc->target);
 
        if (usb_inquiry(pccb, ss))
                return -1;
@@ -1392,8 +1368,8 @@ int usb_stor_get_info(struct usb_device *dev, struct us_data *ss,
        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]);
+       debug("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",
@@ -1413,8 +1389,7 @@ int usb_stor_get_info(struct usb_device *dev, struct us_data *ss,
                cap[1] = 0x200;
        }
        ss->flags &= ~USB_READY;
-       USB_STOR_PRINTF("Read Capacity returns: 0x%lx, 0x%lx\n", cap[0],
-                       cap[1]);
+       debug("Read Capacity returns: 0x%lx, 0x%lx\n", cap[0], cap[1]);
 #if 0
        if (cap[0] > (0x200000 * 10)) /* greater than 10 GByte */
                cap[0] >>= 16;
@@ -1426,16 +1401,16 @@ int usb_stor_get_info(struct usb_device *dev, struct us_data *ss,
        cap[0] += 1;
        capacity = &cap[0];
        blksz = &cap[1];
-       USB_STOR_PRINTF("Capacity = 0x%lx, blocksz = 0x%lx\n",
-                       *capacity, *blksz);
+       debug("Capacity = 0x%lx, blocksz = 0x%lx\n", *capacity, *blksz);
        dev_desc->lba = *capacity;
        dev_desc->blksz = *blksz;
+       dev_desc->log2blksz = LOG2(dev_desc->blksz);
        dev_desc->type = perq;
-       USB_STOR_PRINTF(" address %d\n", dev_desc->target);
-       USB_STOR_PRINTF("partype: %d\n", dev_desc->part_type);
+       debug(" address %d\n", dev_desc->target);
+       debug("partype: %d\n", dev_desc->part_type);
 
        init_part(dev_desc);
 
-       USB_STOR_PRINTF("partype: %d\n", dev_desc->part_type);
+       debug("partype: %d\n", dev_desc->part_type);
        return 1;
 }