]> git.kernelconcepts.de Git - karo-tx-uboot.git/blobdiff - common/usb_storage.c
imported Freescale specific U-Boot additions for i.MX28,... release L2.6.31_10.08.01
[karo-tx-uboot.git] / common / usb_storage.c
index 06ea99b2f1a750d441db8e13999970d76ceaa825..19613f28c8e2ffa1595c93216a1270961095590a 100755 (executable)
@@ -11,7 +11,7 @@
  *   (C) Copyright 2001 Denis Peter, MPL AG Switzerland
  *
  * For BBB support (C) Copyright 2003
- * Gary Jennejohn, DENX Software Engineering <gj@denx.de>
+ * Gary Jennejohn, DENX Software Engineering <garyj@denx.de>
  *
  * BBB support based on /sys/dev/usb/umass.c from
  * FreeBSD.
  * New Note:
  * Support for USB Mass Storage Devices (BBB) has been added. It has
  * only been tested with USB memory sticks.
- * Nota bene: if you are using the BBB support with a little-endian
- * CPU then you MUST define LITTLEENDIAN in the configuration file!
  */
 
 
 #include <common.h>
 #include <command.h>
+#include <asm/byteorder.h>
 #include <asm/processor.h>
 
-
-#if (CONFIG_COMMANDS & CFG_CMD_USB)
+#include <part.h>
 #include <usb.h>
 
-#ifdef CONFIG_USB_STORAGE
-
 #undef USB_STOR_DEBUG
 #undef BBB_COMDAT_TRACE
 #undef BBB_XPORT_TRACE
 
 #ifdef USB_STOR_DEBUG
-#define USB_STOR_PRINTF(fmt,args...)   printf (fmt ,##args)
+#define USB_STOR_PRINTF(fmt, args...)  printf(fmt , ##args)
 #else
-#define USB_STOR_PRINTF(fmt,args...)
+#define USB_STOR_PRINTF(fmt, args...)
 #endif
 
 #include <scsi.h>
@@ -112,7 +108,7 @@ typedef struct {
        __u8            CBWCDB[CBWCDBLENGTH];
 } umass_bbb_cbw_t;
 #define UMASS_BBB_CBW_SIZE     31
-static __u32 CBWTag = 0;
+static __u32 CBWTag;
 
 /* Command Status Wrapper */
 typedef struct {
@@ -128,34 +124,35 @@ typedef struct {
 #define UMASS_BBB_CSW_SIZE     13
 
 #define USB_MAX_STOR_DEV 5
-static int usb_max_devs = 0; /* number of highest available usb device */
+static int usb_max_devs; /* number of highest available usb device */
 
 static block_dev_desc_t usb_dev_desc[USB_MAX_STOR_DEV];
 
 struct us_data;
-typedef int (*trans_cmnd)(ccb*, struct us_data*);
-typedef int (*trans_reset)(struct us_data*);
+typedef int (*trans_cmnd)(ccb *cb, struct us_data *data);
+typedef int (*trans_reset)(struct us_data *data);
 
 struct us_data {
-       struct usb_device       *pusb_dev;       /* this usb_device */
-       unsigned int            flags;           /* from filter initially */
-       unsigned char           ifnum;           /* interface number */
-       unsigned char           ep_in;           /* in endpoint */
-       unsigned char           ep_out;          /* out ....... */
-       unsigned char           ep_int;          /* interrupt . */
-       unsigned char           subclass;        /* as in overview */
-       unsigned char           protocol;        /* .............. */
-       unsigned char           attention_done;  /* force attn on first cmd */
-       unsigned short  ip_data;         /* interrupt data */
-       int                                                     action;          /* what to do */
-       int                                                     ip_wanted; /* needed */
-       int                                                     *irq_handle;     /* for USB int requests */
-       unsigned int            irqpipe;         /* pipe for release_irq */
-       unsigned char           irqmaxp;        /* max packed for irq Pipe */
-       unsigned char   irqinterval; /* Intervall for IRQ Pipe */
-       ccb                                                     *srb;            /* current srb */
-       trans_reset                     transport_reset; /* reset routine */
-       trans_cmnd                      transport; /* transport routine */
+       struct usb_device *pusb_dev;     /* this usb_device */
+
+       unsigned int    flags;                  /* from filter initially */
+       unsigned char   ifnum;                  /* interface number */
+       unsigned char   ep_in;                  /* in endpoint */
+       unsigned char   ep_out;                 /* out ....... */
+       unsigned char   ep_int;                 /* interrupt . */
+       unsigned char   subclass;               /* as in overview */
+       unsigned char   protocol;               /* .............. */
+       unsigned char   attention_done;         /* force attn on first cmd */
+       unsigned short  ip_data;                /* interrupt data */
+       int             action;                 /* what to do */
+       int             ip_wanted;              /* needed */
+       int             *irq_handle;            /* for USB int requests */
+       unsigned int    irqpipe;                /* pipe for release_irq */
+       unsigned char   irqmaxp;                /* max packed for irq Pipe */
+       unsigned char   irqinterval;            /* Intervall for IRQ Pipe */
+       ccb             *srb;                   /* current srb */
+       trans_reset     transport_reset;        /* reset routine */
+       trans_cmnd      transport;              /* transport routine */
 };
 
 static struct us_data usb_stor[USB_MAX_STOR_DEV];
@@ -165,16 +162,18 @@ static struct us_data usb_stor[USB_MAX_STOR_DEV];
 #define USB_STOR_TRANSPORT_FAILED -1
 #define USB_STOR_TRANSPORT_ERROR  -2
 
-
-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);
+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, 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;
 }
 
 
@@ -183,24 +182,27 @@ void usb_show_progress(void)
        printf(".");
 }
 
-/*********************************************************************************
+/*******************************************************************************
  * 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);
+                       printf("  Device %d: ", i);
                        dev_print(&usb_dev_desc[i]);
                }
-       else
-               printf("No storage devices, perhaps not 'usb start'ed..?\n");
+               return 0;
+       }
+
+       printf("No storage devices, perhaps not 'usb start'ed..?\n");
+       return 1;
 }
 
-/*********************************************************************************
+/*******************************************************************************
  * scan the usb and reports device info
  * to the user if mode = 1
  * returns current device or -1 if no
@@ -213,67 +215,69 @@ int usb_stor_scan(int mode)
        /* GJ */
        memset(usb_stor_buf, 0, sizeof(usb_stor_buf));
 
-       if(mode==1) {
+       if (mode == 1)
                printf("       scanning bus for storage devices... ");
-       }
+
        usb_disable_asynch(1); /* asynch transfer not allowed */
 
-       for(i=0;i<USB_MAX_STOR_DEV;i++) {
-               memset(&usb_dev_desc[i],0,sizeof(block_dev_desc_t));
-               usb_dev_desc[i].target=0xff;
-               usb_dev_desc[i].if_type=IF_TYPE_USB;
-               usb_dev_desc[i].dev=i;
-               usb_dev_desc[i].part_type=PART_TYPE_UNKNOWN;
-               usb_dev_desc[i].block_read=usb_stor_read;
+       for (i = 0; i < USB_MAX_STOR_DEV; i++) {
+               memset(&usb_dev_desc[i], 0, sizeof(block_dev_desc_t));
+               usb_dev_desc[i].target = 0xff;
+               usb_dev_desc[i].if_type = IF_TYPE_USB;
+               usb_dev_desc[i].dev = i;
+               usb_dev_desc[i].part_type = PART_TYPE_UNKNOWN;
+               usb_dev_desc[i].block_read = usb_stor_read;
        }
 
-       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);
-               if(dev==NULL) {
+       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);
+               if (dev == NULL)
                        break; /* no more devices avaiable */
-               }
-               if(usb_storage_probe(dev,0,&usb_stor[usb_max_devs])) { /* ok, it is a storage devices */
-                       /* get info and fill it in */
-                       if(usb_stor_get_info(dev, &usb_stor[usb_max_devs], &usb_dev_desc[usb_max_devs]))
+
+               if (usb_storage_probe(dev, 0, &usb_stor[usb_max_devs])) {
+                       /* ok, it is a storage devices
+                        * get info and fill it in
+                        */
+                       if (usb_stor_get_info(dev, &usb_stor[usb_max_devs],
+                                               &usb_dev_desc[usb_max_devs]))
                                usb_max_devs++;
-               } /* if storage device */
-               if(usb_max_devs==USB_MAX_STOR_DEV) {
-                       printf("max USB Storage Device reached: %d stopping\n",usb_max_devs);
+               }
+               /* if storage device */
+               if (usb_max_devs == USB_MAX_STOR_DEV) {
+                       printf("max USB Storage Device reached: %d stopping\n",
+                               usb_max_devs);
                        break;
                }
        } /* for */
 
        usb_disable_asynch(0); /* asynch transfer allowed */
        printf("%d Storage Device(s) found\n", usb_max_devs);
-       if(usb_max_devs>0)
+       if (usb_max_devs > 0)
                return 0;
-       else
-               return-1;
+       return -1;
 }
 
 static int usb_stor_irq(struct usb_device *dev)
 {
        struct us_data *us;
-       us=(struct us_data *)dev->privptr;
+       us = (struct us_data *)dev->privptr;
 
-       if(us->ip_wanted) {
-               us->ip_wanted=0;
-       }
+       if (us->ip_wanted)
+               us->ip_wanted = 0;
        return 0;
 }
 
 
 #ifdef USB_STOR_DEBUG
 
-static void usb_show_srb(ccb * pccb)
+static void usb_show_srb(ccb *pccb)
 {
        int i;
-       printf("SRB: len %d datalen 0x%lX\n ",pccb->cmdlen,pccb->datalen);
-       for(i=0;i<12;i++) {
-               printf("%02X ",pccb->cmd[i]);
-       }
+       printf("SRB: len %d datalen 0x%lX\n ", pccb->cmdlen, pccb->datalen);
+       for (i = 0; i < 12; i++)
+               printf("%02X ", pccb->cmd[i]);
        printf("\n");
 }
 
@@ -321,11 +325,14 @@ static int us_one_transfer(struct us_data *us, int pipe, char *buf, int length)
                        USB_STOR_PRINTF("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);
+                                             this_xfer, &partial,
+                                             USB_CNTL_TIMEOUT * 5);
                        USB_STOR_PRINTF("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 */
+                       if (us->pusb_dev->status != 0) {
+                               /* if we stall, we need to clear it before
+                                * we go on
+                                */
 #ifdef USB_STOR_DEBUG
                                display_int_status(us->pusb_dev->status);
 #endif
@@ -333,9 +340,9 @@ static int us_one_transfer(struct us_data *us, int pipe, char *buf, int length)
                                        USB_STOR_PRINTF("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 %X, but data ok\n",us->pusb_dev->status);
+                                       us->pusb_dev->status = stat;
+                                       if (this_xfer == partial) {
+                                               USB_STOR_PRINTF("bulk transferred with error %X, but data ok\n", us->pusb_dev->status);
                                                return 0;
                                        }
                                        else
@@ -345,12 +352,15 @@ static int us_one_transfer(struct us_data *us, int pipe, char *buf, int length)
                                        USB_STOR_PRINTF("Device NAKed bulk_msg\n");
                                        return result;
                                }
-                               if(this_xfer == partial) {
-                                       USB_STOR_PRINTF("bulk transferred with error %d, but data ok\n",us->pusb_dev->status);
+                               USB_STOR_PRINTF("bulk transferred with error");
+                               if (this_xfer == partial) {
+                                       USB_STOR_PRINTF(" %d, but data ok\n",
+                                                       us->pusb_dev->status);
                                        return 0;
                                }
                                /* if our try counter reaches 0, bail out */
-                               USB_STOR_PRINTF("bulk transferred with error %d, data %d\n",us->pusb_dev->status,partial);
+                                       USB_STOR_PRINTF(" %d, data %d\n",
+                                               us->pusb_dev->status, partial);
                                if (!maxtry--)
                                                return result;
                        }
@@ -358,7 +368,7 @@ static int us_one_transfer(struct us_data *us, int pipe, char *buf, int length)
                        this_xfer -= partial;
                        buf += partial;
                        /* continue until this transfer is done */
-               } while ( this_xfer );
+               } while (this_xfer);
        }
 
        /* if we get here, we're done and successful */
@@ -385,29 +395,33 @@ 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");
-       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, 0, 0, USB_CNTL_TIMEOUT*5);
+       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, 0, 0, USB_CNTL_TIMEOUT * 5);
 
-       if((result < 0) && (us->pusb_dev->status & USB_ST_STALLED))
-       {
+       if ((result < 0) && (us->pusb_dev->status & USB_ST_STALLED)) {
                USB_STOR_PRINTF("RESET:stall\n");
                return -1;
        }
 
        /* long wait for reset */
        wait_ms(150);
-       USB_STOR_PRINTF("BBB_reset result %d: status %X reset\n",result,us->pusb_dev->status);
+       USB_STOR_PRINTF("BBB_reset result %d: status %X 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 */
        wait_ms(150);
-       USB_STOR_PRINTF("BBB_reset result %d: status %X clearing IN endpoint\n",result,us->pusb_dev->status);
+       USB_STOR_PRINTF("BBB_reset result %d: status %X 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);
        wait_ms(150);
-       USB_STOR_PRINTF("BBB_reset result %d: status %X clearing OUT endpoint\n",result,us->pusb_dev->status);
+       USB_STOR_PRINTF("BBB_reset result %d: status %X"
+                       " clearing OUT endpoint\n", result,
+                       us->pusb_dev->status);
        USB_STOR_PRINTF("BBB_reset done\n");
        return 0;
 }
@@ -422,16 +436,20 @@ static int usb_stor_CB_reset(struct us_data *us)
        int result;
 
        USB_STOR_PRINTF("CB_reset\n");
-       memset(cmd, 0xFF, sizeof(cmd));
+       memset(cmd, 0xff, sizeof(cmd));
        cmd[0] = SCSI_SEND_DIAG;
        cmd[1] = 4;
-       result = usb_control_msg(us->pusb_dev, usb_sndctrlpipe(us->pusb_dev,0),
-                                US_CBI_ADSC, USB_TYPE_CLASS | USB_RECIP_INTERFACE,
-                                0, us->ifnum, cmd, sizeof(cmd), USB_CNTL_TIMEOUT*5);
+       result = usb_control_msg(us->pusb_dev, usb_sndctrlpipe(us->pusb_dev, 0),
+                                US_CBI_ADSC,
+                                USB_TYPE_CLASS | USB_RECIP_INTERFACE,
+                                0, us->ifnum, cmd, sizeof(cmd),
+                                USB_CNTL_TIMEOUT * 5);
 
        /* long wait for reset */
        wait_ms(1500);
-       USB_STOR_PRINTF("CB_reset result %d: status %X clearing endpoint halt\n",result,us->pusb_dev->status);
+       USB_STOR_PRINTF("CB_reset result %d: status %X"
+                       " 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));
 
@@ -454,9 +472,11 @@ 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", dir_in, srb->lun, srb->cmdlen, srb->cmd, srb->datalen, srb->pdata);
+       printf("dir %d lun %d cmdlen %d cmd %p datalen %d pdata %p\n",
+               dir_in, srb->lun, srb->cmdlen, srb->cmd, srb->datalen,
+               srb->pdata);
        if (srb->cmdlen) {
-               for(result = 0;result < srb->cmdlen;result++)
+               for (result = 0; result < srb->cmdlen; result++)
                        printf("cmd[%d] %#x ", result, srb->cmd[result]);
                printf("\n");
        }
@@ -470,16 +490,17 @@ int usb_stor_BBB_comdat(ccb *srb, struct us_data *us)
        /* always OUT to the ep */
        pipe = usb_sndbulkpipe(us->pusb_dev, us->ep_out);
 
-       cbw.dCBWSignature = swap_32(CBWSIGNATURE);
-       cbw.dCBWTag = swap_32(CBWTag++);
-       cbw.dCBWDataTransferLength = swap_32(srb->datalen);
-       cbw.bCBWFlags = (dir_in? CBWFLAGS_IN : CBWFLAGS_OUT);
+       cbw.dCBWSignature = cpu_to_le32(CBWSIGNATURE);
+       cbw.dCBWTag = cpu_to_le32(CBWTag++);
+       cbw.dCBWDataTransferLength = cpu_to_le32(srb->datalen);
+       cbw.bCBWFlags = (dir_in ? CBWFLAGS_IN : CBWFLAGS_OUT);
        cbw.bCBWLUN = srb->lun;
        cbw.bCDBLength = srb->cmdlen;
        /* copy the command data into the CBW command data buffer */
        /* DST SRC LEN!!! */
        memcpy(cbw.CBWCDB, srb->cmd, srb->cmdlen);
-       result = usb_bulk_msg(us->pusb_dev, pipe, &cbw, UMASS_BBB_CBW_SIZE, &actlen, USB_CNTL_TIMEOUT*5);
+       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");
        return result;
@@ -491,46 +512,61 @@ int usb_stor_BBB_comdat(ccb *srb, struct us_data *us)
 int usb_stor_CB_comdat(ccb *srb, struct us_data *us)
 {
        int result = 0;
-       int dir_in,retry;
+       int dir_in, retry;
        unsigned int pipe;
        unsigned long status;
 
-       retry=5;
-               dir_in=US_DIRECTION(srb->cmd[0]);
+       retry = 5;
+       dir_in = US_DIRECTION(srb->cmd[0]);
 
-               if(dir_in)
-                       pipe=usb_rcvbulkpipe(us->pusb_dev, us->ep_in);
-               else
-                       pipe=usb_sndbulkpipe(us->pusb_dev, us->ep_out);
-       while(retry--) {
-               USB_STOR_PRINTF("CBI gets a command: Try %d\n",5-retry);
+       if (dir_in)
+               pipe = usb_rcvbulkpipe(us->pusb_dev, us->ep_in);
+       else
+               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
                usb_show_srb(srb);
 #endif
                /* let's send the command via the control pipe */
-               result = usb_control_msg(us->pusb_dev, usb_sndctrlpipe(us->pusb_dev,0),
-                                        US_CBI_ADSC, USB_TYPE_CLASS | USB_RECIP_INTERFACE,
+               result = usb_control_msg(us->pusb_dev,
+                                        usb_sndctrlpipe(us->pusb_dev , 0),
+                                        US_CBI_ADSC,
+                                        USB_TYPE_CLASS | USB_RECIP_INTERFACE,
                                         0, us->ifnum,
-                                        srb->cmd, srb->cmdlen, USB_CNTL_TIMEOUT*5);
-               USB_STOR_PRINTF("CB_transport: control msg returned %d, status %X\n",result,us->pusb_dev->status);
+                                        srb->cmd, srb->cmdlen,
+                                        USB_CNTL_TIMEOUT * 5);
+               USB_STOR_PRINTF("CB_transport: control msg returned %d,"
+                               " status %X\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");
-                               usb_clear_halt(us->pusb_dev,  usb_sndctrlpipe(us->pusb_dev,0));
-                               us->pusb_dev->status=status;
+                       if (us->pusb_dev->status & USB_ST_STALLED) {
+                               status = us->pusb_dev->status;
+                               USB_STOR_PRINTF(" 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 = %X\n",srb->cmd[0],us->pusb_dev->status);
+                       USB_STOR_PRINTF(" error during command %02X"
+                                       " Stat = %X\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);
+               USB_STOR_PRINTF("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);
-                       if(!(us->pusb_dev->status & USB_ST_NAK_REC))
+                       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);
+                       if (!(us->pusb_dev->status & USB_ST_NAK_REC))
                                break;
                } /* if (srb->datalen) */
                else
@@ -542,21 +578,21 @@ int usb_stor_CB_comdat(ccb *srb, struct us_data *us)
 }
 
 
-int usb_stor_CBI_get_status (ccb * srb, struct us_data *us)
+int usb_stor_CBI_get_status(ccb *srb, struct us_data *us)
 {
        int timeout;
 
        us->ip_wanted = 1;
-       submit_int_msg (us->pusb_dev, us->irqpipe,
+       submit_int_msg(us->pusb_dev, us->irqpipe,
                        (void *) &us->ip_data, us->irqmaxp, us->irqinterval);
        timeout = 1000;
        while (timeout--) {
                if ((volatile int *) us->ip_wanted == 0)
                        break;
-               wait_ms (10);
+               wait_ms(10);
        }
        if (us->ip_wanted) {
-               printf ("       Did not get interrupt on CBI\n");
+               printf("        Did not get interrupt on CBI\n");
                us->ip_wanted = 0;
                return USB_STOR_TRANSPORT_ERROR;
        }
@@ -595,9 +631,9 @@ int usb_stor_BBB_clear_endpt_stall(struct us_data *us, __u8 endpt)
        int result;
 
        /* ENDPOINT_HALT = 0, so set value to 0 */
-       result = usb_control_msg(us->pusb_dev, usb_sndctrlpipe(us->pusb_dev,0),
+       result = usb_control_msg(us->pusb_dev, usb_sndctrlpipe(us->pusb_dev, 0),
                                USB_REQ_CLEAR_FEATURE, USB_RECIP_ENDPOINT,
-                               0, endpt, 0, 0, USB_CNTL_TIMEOUT*5);
+                               0, endpt, 0, 0, USB_CNTL_TIMEOUT * 5);
        return result;
 }
 
@@ -637,12 +673,14 @@ int usb_stor_BBB_transport(ccb *srb, struct us_data *us)
                pipe = pipein;
        else
                pipe = pipeout;
-       result = usb_bulk_msg(us->pusb_dev, pipe, srb->pdata, srb->datalen, &data_actlen, USB_CNTL_TIMEOUT*5);
+       result = usb_bulk_msg(us->pusb_dev, pipe, srb->pdata, srb->datalen,
+                             &data_actlen, USB_CNTL_TIMEOUT * 5);
        /* special handling of STALL in DATA phase */
-       if((result < 0) && (us->pusb_dev->status & USB_ST_STALLED)) {
+       if ((result < 0) && (us->pusb_dev->status & USB_ST_STALLED)) {
                USB_STOR_PRINTF("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);
+               result = usb_stor_BBB_clear_endpt_stall(us,
+                                       dir_in ? us->ep_in : us->ep_out);
                if (result >= 0)
                        /* continue on to STATUS phase */
                        goto st;
@@ -659,15 +697,16 @@ int usb_stor_BBB_transport(ccb *srb, struct us_data *us)
        printf("\n");
 #endif
        /* STATUS phase + error handling */
-   st:
+st:
        retry = 0;
-   again:
+again:
        USB_STOR_PRINTF("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)) {
+       if ((result < 0) && (retry < 1) &&
+           (us->pusb_dev->status & USB_ST_STALLED)) {
                USB_STOR_PRINTF("STATUS:stall\n");
                /* clear the STALL on the endpoint */
                result = usb_stor_BBB_clear_endpt_stall(us, us->ep_in);
@@ -688,14 +727,14 @@ int usb_stor_BBB_transport(ccb *srb, struct us_data *us)
        printf("\n");
 #endif
        /* misuse pipe to get the residue */
-       pipe = swap_32(csw.dCSWDataResidue);
+       pipe = le32_to_cpu(csw.dCSWDataResidue);
        if (pipe == 0 && srb->datalen != 0 && srb->datalen - data_actlen != 0)
                pipe = srb->datalen - data_actlen;
-       if (CSWSIGNATURE != swap_32(csw.dCSWSignature)) {
+       if (CSWSIGNATURE != le32_to_cpu(csw.dCSWSignature)) {
                USB_STOR_PRINTF("!CSWSIGNATURE\n");
                usb_stor_BBB_reset(us);
                return USB_STOR_TRANSPORT_FAILED;
-       } else if ((CBWTag - 1) != swap_32(csw.dCSWTag)) {
+       } else if ((CBWTag - 1) != le32_to_cpu(csw.dCSWTag)) {
                USB_STOR_PRINTF("!Tag\n");
                usb_stor_BBB_reset(us);
                return USB_STOR_TRANSPORT_FAILED;
@@ -721,32 +760,33 @@ int usb_stor_BBB_transport(ccb *srb, struct us_data *us)
 
 int usb_stor_CB_transport(ccb *srb, struct us_data *us)
 {
-       int result,status;
+       int result, status;
        ccb *psrb;
        ccb reqsrb;
-       int retry,notready;
+       int retry, notready;
 
-       psrb=&reqsrb;
-       status=USB_STOR_TRANSPORT_GOOD;
-       retry=0;
-       notready=0;
+       psrb = &reqsrb;
+       status = USB_STOR_TRANSPORT_GOOD;
+       retry = 0;
+       notready = 0;
        /* issue the command */
 do_retry:
-       result=usb_stor_CB_comdat(srb,us);
-       USB_STOR_PRINTF("command / Data returned %d, status %X\n",result,us->pusb_dev->status);
+       result = usb_stor_CB_comdat(srb, us);
+       USB_STOR_PRINTF("command / Data returned %d, status %X\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 (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) {
+               if (status == USB_STOR_TRANSPORT_ERROR) {
                        USB_STOR_PRINTF(" USB CBI Command Error\n");
                        return status;
                }
-               srb->sense_buf[12]=(unsigned char)(us->ip_data>>8);
-               srb->sense_buf[13]=(unsigned char)(us->ip_data&0xff);
-               if(!us->ip_data) {
-               /* if the status is good, report it */
-                       if(status==USB_STOR_TRANSPORT_GOOD) {
+               srb->sense_buf[12] = (unsigned char)(us->ip_data >> 8);
+               srb->sense_buf[13] = (unsigned char)(us->ip_data & 0xff);
+               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");
                                return status;
                        }
@@ -754,51 +794,62 @@ 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 %X\n",us->pusb_dev->status);
+       if ((result < 0) && !(us->pusb_dev->status & USB_ST_STALLED)) {
+               USB_STOR_PRINTF("ERROR %X\n", us->pusb_dev->status);
                us->transport_reset(us);
                return USB_STOR_TRANSPORT_ERROR;
        }
-       if((us->protocol==US_PR_CBI) &&
-                       ((srb->cmd[0]==SCSI_REQ_SENSE) ||
-                       (srb->cmd[0]==SCSI_INQUIRY))) { /* do not issue an autorequest after request sense */
+       if ((us->protocol == US_PR_CBI) &&
+           ((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");
                return USB_STOR_TRANSPORT_GOOD;
        }
        /* issue an request_sense */
-       memset(&psrb->cmd[0],0,12);
-       psrb->cmd[0]=SCSI_REQ_SENSE;
-       psrb->cmd[1]=srb->lun<<5;
-       psrb->cmd[4]=18;
-       psrb->datalen=18;
-       psrb->pdata=&srb->sense_buf[0];
-       psrb->cmdlen=12;
+       memset(&psrb->cmd[0], 0, 12);
+       psrb->cmd[0] = SCSI_REQ_SENSE;
+       psrb->cmd[1] = srb->lun << 5;
+       psrb->cmd[4] = 18;
+       psrb->datalen = 18;
+       psrb->pdata = &srb->sense_buf[0];
+       psrb->cmdlen = 12;
        /* issue the command */
-       result=usb_stor_CB_comdat(psrb,us);
-       USB_STOR_PRINTF("auto request returned %d\n",result);
+       result = usb_stor_CB_comdat(psrb, us);
+       USB_STOR_PRINTF("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 %d\n",us->pusb_dev->status);
+       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 %d\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]);
+       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]);
        /* Check the auto request result */
-       if((srb->sense_buf[2]==0) &&
-                (srb->sense_buf[12]==0) &&
-                (srb->sense_buf[13]==0)) /* ok, no sense */
+       if ((srb->sense_buf[2] == 0) &&
+           (srb->sense_buf[12] == 0) &&
+           (srb->sense_buf[13] == 0)) {
+               /* ok, no sense */
                return USB_STOR_TRANSPORT_GOOD;
+       }
+
        /* Check the auto request result */
-       switch(srb->sense_buf[2]) {
-       case 0x01: /* Recovered Error */
+       switch (srb->sense_buf[2]) {
+       case 0x01:
+               /* Recovered Error */
                return USB_STOR_TRANSPORT_GOOD;
                break;
-       case 0x02: /* Not Ready */
-               if(notready++ > USB_TRANSPORT_NOT_READY_RETRY) {
-                       printf("cmd 0x%02X returned 0x%02X 0x%02X 0x%02X 0x%02X (NOT READY)\n",
-                               srb->cmd[0],srb->sense_buf[0],srb->sense_buf[2],srb->sense_buf[12],srb->sense_buf[13]);
+       case 0x02:
+               /* Not Ready */
+               if (notready++ > USB_TRANSPORT_NOT_READY_RETRY) {
+                       printf("cmd 0x%02X returned 0x%02X 0x%02X 0x%02X"
+                              " 0x%02X (NOT READY)\n", srb->cmd[0],
+                               srb->sense_buf[0], srb->sense_buf[2],
+                               srb->sense_buf[12], srb->sense_buf[13]);
                        return USB_STOR_TRANSPORT_FAILED;
                } else {
                        wait_ms(100);
@@ -806,113 +857,111 @@ do_retry:
                }
                break;
        default:
-               if(retry++ > USB_TRANSPORT_UNKNOWN_RETRY) {
-                       printf("cmd 0x%02X returned 0x%02X 0x%02X 0x%02X 0x%02X\n",
-                               srb->cmd[0],srb->sense_buf[0],srb->sense_buf[2],srb->sense_buf[12],srb->sense_buf[13]);
+               if (retry++ > USB_TRANSPORT_UNKNOWN_RETRY) {
+                       printf("cmd 0x%02X returned 0x%02X 0x%02X 0x%02X"
+                              " 0x%02X\n", srb->cmd[0], srb->sense_buf[0],
+                               srb->sense_buf[2], srb->sense_buf[12],
+                               srb->sense_buf[13]);
                        return USB_STOR_TRANSPORT_FAILED;
-               } else {
+               } else
                        goto do_retry;
-               }
                break;
        }
        return USB_STOR_TRANSPORT_FAILED;
 }
 
 
-static int usb_inquiry(ccb *srb,struct us_data *ss)
+static int usb_inquiry(ccb *srb, struct us_data *ss)
 {
-       int retry,i;
-       retry=5;
+       int retry, i;
+       retry = 5;
        do {
-               memset(&srb->cmd[0],0,12);
-               srb->cmd[0]=SCSI_INQUIRY;
-               srb->cmd[1]=srb->lun<<5;
-               srb->cmd[4]=36;
-               srb->datalen=36;
-               srb->cmdlen=12;
-               i=ss->transport(srb,ss);
-               USB_STOR_PRINTF("inquiry returns %d\n",i);
-               if(i==0)
+               memset(&srb->cmd[0], 0, 12);
+               srb->cmd[0] = SCSI_INQUIRY;
+               srb->cmd[4] = 36;
+               srb->datalen = 36;
+               srb->cmdlen = 12;
+               i = ss->transport(srb, ss);
+               USB_STOR_PRINTF("inquiry returns %d\n", i);
+               if (i == 0)
                        break;
-       } while(retry--);
+       } while (retry--);
 
-       if(!retry) {
+       if (!retry) {
                printf("error in inquiry\n");
                return -1;
        }
        return 0;
 }
 
-static int usb_request_sense(ccb *srb,struct us_data *ss)
+static int usb_request_sense(ccb *srb, struct us_data *ss)
 {
        char *ptr;
 
-       ptr=(char *)srb->pdata;
-       memset(&srb->cmd[0],0,12);
-       srb->cmd[0]=SCSI_REQ_SENSE;
-       srb->cmd[1]=srb->lun<<5;
-       srb->cmd[4]=18;
-       srb->datalen=18;
-       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]);
-       srb->pdata=(uchar *)ptr;
+       ptr = (char *)srb->pdata;
+       memset(&srb->cmd[0], 0, 12);
+       srb->cmd[0] = SCSI_REQ_SENSE;
+       srb->cmd[4] = 18;
+       srb->datalen = 18;
+       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]);
+       srb->pdata = (uchar *)ptr;
        return 0;
 }
 
-static int usb_test_unit_ready(ccb *srb,struct us_data *ss)
+static int usb_test_unit_ready(ccb *srb, struct us_data *ss)
 {
        int retries = 10;
 
        do {
-               memset(&srb->cmd[0],0,12);
-               srb->cmd[0]=SCSI_TST_U_RDY;
-               srb->cmd[1]=srb->lun<<5;
-               srb->datalen=0;
-               srb->cmdlen=12;
-               if(ss->transport(srb,ss)==USB_STOR_TRANSPORT_GOOD) {
+               memset(&srb->cmd[0], 0, 12);
+               srb->cmd[0] = SCSI_TST_U_RDY;
+               srb->datalen = 0;
+               srb->cmdlen = 12;
+               if (ss->transport(srb, ss) == USB_STOR_TRANSPORT_GOOD)
                        return 0;
-               }
-               usb_request_sense (srb, ss);
-               wait_ms (100);
-       } while(retries--);
+               usb_request_sense(srb, ss);
+               wait_ms(100);
+       } while (retries--);
 
        return -1;
 }
 
-static int usb_read_capacity(ccb *srb,struct us_data *ss)
+static int usb_read_capacity(ccb *srb, struct us_data *ss)
 {
        int retry;
-       retry = 3; /* retries */
+       /* XXX retries */
+       retry = 3;
        do {
-               memset(&srb->cmd[0],0,12);
-               srb->cmd[0]=SCSI_RD_CAPAC;
-               srb->cmd[1]=srb->lun<<5;
-               srb->datalen=8;
-               srb->cmdlen=12;
-               if(ss->transport(srb,ss)==USB_STOR_TRANSPORT_GOOD) {
+               memset(&srb->cmd[0], 0, 12);
+               srb->cmd[0] = SCSI_RD_CAPAC;
+               srb->datalen = 8;
+               srb->cmdlen = 12;
+               if (ss->transport(srb, ss) == USB_STOR_TRANSPORT_GOOD)
                        return 0;
-               }
-       } while(retry--);
+       } while (retry--);
 
        return -1;
 }
 
-static int usb_read_10(ccb *srb,struct us_data *ss, unsigned long start, unsigned short blocks)
+static int usb_read_10(ccb *srb, struct us_data *ss, unsigned long start,
+                      unsigned short blocks)
 {
-       memset(&srb->cmd[0],0,12);
-       srb->cmd[0]=SCSI_READ10;
-       srb->cmd[1]=srb->lun<<5;
-       srb->cmd[2]=((unsigned char) (start>>24))&0xff;
-       srb->cmd[3]=((unsigned char) (start>>16))&0xff;
-       srb->cmd[4]=((unsigned char) (start>>8))&0xff;
-       srb->cmd[5]=((unsigned char) (start))&0xff;
-       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);
-       return ss->transport(srb,ss);
+       memset(&srb->cmd[0], 0, 12);
+       srb->cmd[0] = SCSI_READ10;
+       srb->cmd[2] = ((unsigned char) (start >> 24)) & 0xff;
+       srb->cmd[3] = ((unsigned char) (start >> 16)) & 0xff;
+       srb->cmd[4] = ((unsigned char) (start >> 8)) & 0xff;
+       srb->cmd[5] = ((unsigned char) (start)) & 0xff;
+       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);
+       return ss->transport(srb, ss);
 }
 
 
@@ -932,85 +981,94 @@ static void usb_bin_fixup(struct usb_device_descriptor descriptor,
        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);
+               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 long start, blks, buf_addr;
        unsigned short smallblks;
        struct usb_device *dev;
-       int retry,i;
+       int retry, i;
        ccb *srb = &usb_ccb;
 
        if (blkcnt == 0)
                return 0;
 
        device &= 0xff;
-       /* Setup  device
-        */
-       USB_STOR_PRINTF("\nusb_read: dev %d \n",device);
-       dev=NULL;
-       for(i=0;i<USB_MAX_DEVICE;i++) {
-               dev=usb_get_dev_index(i);
-               if(dev==NULL) {
+       /* Setup  device */
+       USB_STOR_PRINTF("\nusb_read: dev %d \n", device);
+       dev = NULL;
+       for (i = 0; i < USB_MAX_DEVICE; i++) {
+               dev = usb_get_dev_index(i);
+               if (dev == NULL)
                        return 0;
-               }
-               if(dev->devnum==usb_dev_desc[device].target)
+               if (dev->devnum == usb_dev_desc[device].target)
                        break;
        }
 
        usb_disable_asynch(1); /* asynch transfer not allowed */
-       srb->lun=usb_dev_desc[device].lun;
-       buf_addr=(unsigned long)buffer;
-       start=blknr;
-       blks=blkcnt;
-       if(usb_test_unit_ready(srb,(struct us_data *)dev->privptr)) {
-               printf("Device NOT ready\n   Request Sense returned %02X %02X %02X\n",
-                       srb->sense_buf[2],srb->sense_buf[12],srb->sense_buf[13]);
+       srb->lun = usb_dev_desc[device].lun;
+       buf_addr = (unsigned long)buffer;
+       start = blknr;
+       blks = blkcnt;
+       if (usb_test_unit_ready(srb, (struct us_data *)dev->privptr)) {
+               printf("Device NOT ready\n   Request Sense returned %02X %02X"
+                      " %02X\n", srb->sense_buf[2], srb->sense_buf[12],
+                      srb->sense_buf[13]);
                return 0;
        }
-       USB_STOR_PRINTF("\nusb_read: dev %d startblk %lx, blccnt %lx buffer %lx\n",device,start,blks, buf_addr);
+
+       USB_STOR_PRINTF("\nusb_read: dev %d startblk %lx, blccnt %lx"
+                       " buffer %lx\n", device, start, blks, buf_addr);
+
        do {
-               retry=2;
-               srb->pdata=(unsigned char *)buf_addr;
-               if(blks>USB_MAX_READ_BLK) {
-                       smallblks=USB_MAX_READ_BLK;
-               } else {
-                       smallblks=(unsigned short) blks;
-               }
+               /* XXX need some comment here */
+               retry = 2;
+               srb->pdata = (unsigned char *)buf_addr;
+               if (blks > USB_MAX_READ_BLK)
+                       smallblks = USB_MAX_READ_BLK;
+               else
+                       smallblks = (unsigned short) blks;
 retry_it:
-               if(smallblks==USB_MAX_READ_BLK)
+               if (smallblks == USB_MAX_READ_BLK)
                        usb_show_progress();
-               srb->datalen=usb_dev_desc[device].blksz * smallblks;
-               srb->pdata=(unsigned char *)buf_addr;
-               if(usb_read_10(srb,(struct us_data *)dev->privptr, start, smallblks)) {
+               srb->datalen = usb_dev_desc[device].blksz * smallblks;
+               srb->pdata = (unsigned char *)buf_addr;
+               if (usb_read_10(srb, (struct us_data *)dev->privptr, start,
+                   smallblks)) {
                        USB_STOR_PRINTF("Read ERROR\n");
-                       usb_request_sense(srb,(struct us_data *)dev->privptr);
-                       if(retry--)
+                       usb_request_sense(srb, (struct us_data *)dev->privptr);
+                       if (retry--)
                                goto retry_it;
-                       blkcnt-=blks;
+                       blkcnt -= blks;
                        break;
                }
-               start+=smallblks;
-               blks-=smallblks;
-               buf_addr+=srb->datalen;
-       } while(blks!=0);
-       USB_STOR_PRINTF("usb_read: end startblk %lx, blccnt %x buffer %lx\n",start,smallblks,buf_addr);
+               start += smallblks;
+               blks -= smallblks;
+               buf_addr += srb->datalen;
+       } while (blks != 0);
+
+       USB_STOR_PRINTF("usb_read: end startblk %lx, blccnt %x buffer %lx\n",
+                       start, smallblks, buf_addr);
+
        usb_disable_asynch(0); /* asynch transfer allowed */
-       if(blkcnt>=USB_MAX_READ_BLK)
+       if (blkcnt >= USB_MAX_READ_BLK)
                printf("\n");
-       return(blkcnt);
+       return blkcnt;
 }
 
 
 /* Probe to see if a new device is actually a Storage device */
-int usb_storage_probe(struct usb_device *dev, unsigned int ifnum,struct us_data *ss)
+int usb_storage_probe(struct usb_device *dev, unsigned int ifnum,
+                     struct us_data *ss)
 {
        struct usb_interface_descriptor *iface;
        int i;
@@ -1024,8 +1082,11 @@ int usb_storage_probe(struct usb_device *dev, unsigned int ifnum,struct us_data
 
 #if 0
        /* this is the place to patch some storage devices */
-       USB_STOR_PRINTF("iVendor %X iProduct %X\n",dev->descriptor.idVendor,dev->descriptor.idProduct);
-       if ((dev->descriptor.idVendor) == 0x066b && (dev->descriptor.idProduct) == 0x0103) {
+       USB_STOR_PRINTF("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");
                protocol = US_PR_CB;
                subclass = US_SC_UFI;       /* an assumption */
@@ -1094,19 +1155,20 @@ int usb_storage_probe(struct usb_device *dev, unsigned int ifnum,struct us_data
         */
        for (i = 0; i < iface->bNumEndpoints; i++) {
                /* is it an BULK endpoint? */
-               if ((iface->ep_desc[i].bmAttributes &  USB_ENDPOINT_XFERTYPE_MASK)
-                   == USB_ENDPOINT_XFER_BULK) {
+               if ((iface->ep_desc[i].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;
                        else
-                               ss->ep_out = iface->ep_desc[i].bEndpointAddress &
+                               ss->ep_out =
+                                       iface->ep_desc[i].bEndpointAddress &
                                        USB_ENDPOINT_NUMBER_MASK;
                }
 
                /* is it an interrupt endpoint? */
-               if ((iface->ep_desc[i].bmAttributes & USB_ENDPOINT_XFERTYPE_MASK)
-                   == USB_ENDPOINT_XFER_INT) {
+               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;
@@ -1129,26 +1191,28 @@ int usb_storage_probe(struct usb_device *dev, unsigned int ifnum,struct us_data
         */
        if (ss->subclass != US_SC_UFI && ss->subclass != US_SC_SCSI &&
            ss->subclass != US_SC_8070) {
-               printf("Sorry, protocol %d not yet supported.\n",ss->subclass);
+               printf("Sorry, protocol %d not yet supported.\n", ss->subclass);
                return 0;
        }
-       if(ss->ep_int) { /* we had found an interrupt endpoint, prepare irq pipe */
-               /* set up the IRQ pipe and handler */
-
+       if (ss->ep_int) {
+               /* we had found an interrupt endpoint, prepare irq pipe
+                * set up the IRQ pipe and handler
+                */
                ss->irqinterval = (ss->irqinterval > 0) ? ss->irqinterval : 255;
                ss->irqpipe = usb_rcvintpipe(ss->pusb_dev, ss->ep_int);
                ss->irqmaxp = usb_maxpacket(dev, ss->irqpipe);
-               dev->irq_handle=usb_stor_irq;
+               dev->irq_handle = usb_stor_irq;
        }
-       dev->privptr=(void *)ss;
+       dev->privptr = (void *)ss;
        return 1;
 }
 
-int usb_stor_get_info(struct usb_device *dev,struct us_data *ss,block_dev_desc_t *dev_desc)
+int usb_stor_get_info(struct usb_device *dev, struct us_data *ss,
+                     block_dev_desc_t *dev_desc)
 {
-       unsigned char perq,modi;
+       unsigned char perq, modi;
        unsigned long cap[2];
-       unsigned long *capacity,*blksz;
+       unsigned long *capacity, *blksz;
        ccb *pccb = &usb_ccb;
 
        /* for some reasons a couple of devices would not survive this reset */
@@ -1156,7 +1220,6 @@ int usb_stor_get_info(struct usb_device *dev,struct us_data *ss,block_dev_desc_t
            /* Sony USM256E */
            (dev->descriptor.idVendor == 0x054c &&
             dev->descriptor.idProduct == 0x019e)
-
            ||
            /* USB007 Mini-USB2 Flash Drive */
            (dev->descriptor.idVendor == 0x066f &&
@@ -1165,6 +1228,13 @@ int usb_stor_get_info(struct usb_device *dev,struct us_data *ss,block_dev_desc_t
            /* SanDisk Corporation Cruzer Micro 20044318410546613953 */
            (dev->descriptor.idVendor == 0x0781 &&
             dev->descriptor.idProduct == 0x5151)
+           ||
+           /*
+            * SanDisk Corporation U3 Cruzer Micro 1/4GB
+            * Flash Drive 000016244373FFB4
+            */
+           (dev->descriptor.idVendor == 0x0781 &&
+            dev->descriptor.idProduct == 0x5406)
            )
                USB_STOR_PRINTF("usb_stor_get_info: skipping RESET..\n");
        else
@@ -1174,17 +1244,20 @@ int usb_stor_get_info(struct usb_device *dev,struct us_data *ss,block_dev_desc_t
 
        dev_desc->target = dev->devnum;
        pccb->lun = dev_desc->lun;
-       USB_STOR_PRINTF(" address %d\n",dev_desc->target);
+       USB_STOR_PRINTF(" address %d\n", dev_desc->target);
 
-       if(usb_inquiry(pccb,ss))
+       if (usb_inquiry(pccb, ss))
                return -1;
 
        perq = usb_stor_buf[0];
        modi = usb_stor_buf[1];
-       if((perq & 0x1f) == 0x1f) {
-               return 0; /* skip unknown devices */
+
+       if ((perq & 0x1f) == 0x1f) {
+               /* skip unknown devices */
+               return 0;
        }
-       if((modi&0x80) == 0x80) {/* drive is removable */
+       if ((modi&0x80) == 0x80) {
+               /* drive is removable */
                dev_desc->removable = 1;
        }
        memcpy(&dev_desc->vendor[0], &usb_stor_buf[8], 8);
@@ -1194,58 +1267,52 @@ int usb_stor_get_info(struct usb_device *dev,struct us_data *ss,block_dev_desc_t
        dev_desc->product[16] = 0;
        dev_desc->revision[4] = 0;
 #ifdef CONFIG_USB_BIN_FIXUP
-       usb_bin_fixup(dev->descriptor, dev_desc->vendor, dev_desc->product);
+       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]);
-               if(dev_desc->removable == 1) {
+       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]);
+               if (dev_desc->removable == 1) {
                        dev_desc->type = perq;
                        return 1;
                }
-               else
-                       return 0;
+               return 0;
        }
        pccb->pdata = (unsigned char *)&cap[0];
-       memset(pccb->pdata,0,8);
-       if(usb_read_capacity(pccb,ss) != 0) {
+       memset(pccb->pdata, 0, 8);
+       if (usb_read_capacity(pccb, ss) != 0) {
                printf("READ_CAP ERROR\n");
                cap[0] = 2880;
                cap[1] = 0x200;
        }
-       USB_STOR_PRINTF("Read Capacity returns: 0x%lx, 0x%lx\n",cap[0],cap[1]);
+       USB_STOR_PRINTF("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;
-#endif
-#ifdef LITTLEENDIAN
-       cap[0] = ((unsigned long)(
-               (((unsigned long)(cap[0]) & (unsigned long)0x000000ffUL) << 24) |
-               (((unsigned long)(cap[0]) & (unsigned long)0x0000ff00UL) <<  8) |
-               (((unsigned long)(cap[0]) & (unsigned long)0x00ff0000UL) >>  8) |
-               (((unsigned long)(cap[0]) & (unsigned long)0xff000000UL) >> 24) ));
-       cap[1] = ((unsigned long)(
-               (((unsigned long)(cap[1]) & (unsigned long)0x000000ffUL) << 24) |
-               (((unsigned long)(cap[1]) & (unsigned long)0x0000ff00UL) <<  8) |
-               (((unsigned long)(cap[1]) & (unsigned long)0x00ff0000UL) >>  8) |
-               (((unsigned long)(cap[1]) & (unsigned long)0xff000000UL) >> 24) ));
+       if (cap[0] > (0x200000 * 10)) /* greater than 10 GByte */
+               cap[0] >>= 16;
 #endif
+       cap[0] = cpu_to_be32(cap[0]);
+       cap[1] = cpu_to_be32(cap[1]);
+
        /* this assumes bigendian! */
        cap[0] += 1;
        capacity = &cap[0];
        blksz = &cap[1];
-       USB_STOR_PRINTF("Capacity = 0x%lx, blocksz = 0x%lx\n",*capacity,*blksz);
+       USB_STOR_PRINTF("Capacity = 0x%lx, blocksz = 0x%lx\n",
+                       *capacity, *blksz);
        dev_desc->lba = *capacity;
        dev_desc->blksz = *blksz;
        dev_desc->type = perq;
-       USB_STOR_PRINTF(" address %d\n",dev_desc->target);
-       USB_STOR_PRINTF("partype: %d\n",dev_desc->part_type);
+       USB_STOR_PRINTF(" address %d\n", dev_desc->target);
+       USB_STOR_PRINTF("partype: %d\n", dev_desc->part_type);
 
        init_part(dev_desc);
 
-       USB_STOR_PRINTF("partype: %d\n",dev_desc->part_type);
+       USB_STOR_PRINTF("partype: %d\n", dev_desc->part_type);
        return 1;
 }
-
-#endif /* CONFIG_USB_STORAGE */
-#endif /* CFG_CMD_USB */