* (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.
#include <part.h>
#include <usb.h>
-#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_BLK_DEBUG 1
#else
-#define USB_STOR_PRINTF(fmt, args...)
+#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
*/
-unsigned char us_direction[256/8] = {
+static const unsigned char us_direction[256/8] = {
0x28, 0x81, 0x14, 0x14, 0x20, 0x01, 0x90, 0x77,
0x0C, 0x20, 0x00, 0x04, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x01,
};
#define US_DIRECTION(x) ((us_direction[x>>3] >> (x & 7)) & 1)
-static unsigned char usb_stor_buf[512];
-static ccb usb_ccb;
+static ccb usb_ccb __attribute__((aligned(ARCH_DMA_MINALIGN)));
/*
* CBI style
unsigned int irqpipe; /* pipe for release_irq */
unsigned char irqmaxp; /* max packed for irq Pipe */
unsigned char irqinterval; /* Intervall for IRQ Pipe */
+ unsigned long max_xfer_blk; /* Max blocks per xfer */
ccb *srb; /* current srb */
trans_reset transport_reset; /* reset routine */
trans_cmnd transport; /* transport routine */
struct us_data *ss);
unsigned long usb_stor_read(int device, unsigned long blknr,
unsigned long blkcnt, void *buffer);
+unsigned long usb_stor_write(int device, unsigned long blknr,
+ unsigned long blkcnt, const void *buffer);
struct usb_device * usb_get_dev_index(int index);
void uhci_show_temp_int_td(void);
+#ifdef CONFIG_PARTITIONS
block_dev_desc_t *usb_stor_get_dev(int index)
{
- return (index < USB_MAX_STOR_DEV) ? &usb_dev_desc[index] : NULL;
+ return (index < usb_max_devs) ? &usb_dev_desc[index] : NULL;
}
-
+#endif
void usb_show_progress(void)
{
- printf(".");
+ debug(".");
}
/*******************************************************************************
return 1;
}
+static unsigned int usb_get_max_lun(struct us_data *us)
+{
+ int len;
+ ALLOC_CACHE_ALIGN_BUFFER(unsigned char, result, 1);
+ len = usb_control_msg(us->pusb_dev,
+ usb_rcvctrlpipe(us->pusb_dev, 0),
+ US_BBB_GET_MAX_LUN,
+ USB_TYPE_CLASS | USB_RECIP_INTERFACE | USB_DIR_IN,
+ 0, us->ifnum,
+ result, sizeof(char),
+ USB_CNTL_TIMEOUT * 5);
+ USB_STOR_PRINTF("Get Max LUN -> len = %i, result = %i\n",
+ len, (int) *result);
+ return (len > 0) ? *result : 0;
+}
+
/*******************************************************************************
* scan the usb and reports device info
* to the user if mode = 1
unsigned char i;
struct usb_device *dev;
- /* GJ */
- memset(usb_stor_buf, 0, sizeof(usb_stor_buf));
-
if (mode == 1)
printf(" scanning bus for storage devices... ");
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].target = 0xff;
+ usb_dev_desc[i].type = DEV_TYPE_UNKNOWN;
usb_dev_desc[i].block_read = usb_stor_read;
+ usb_dev_desc[i].block_write = usb_stor_write;
}
usb_max_devs = 0;
dev = usb_get_dev_index(i); /* get device */
USB_STOR_PRINTF("i=%d\n", i);
if (dev == NULL)
- break; /* no more devices avaiable */
+ break; /* no more devices available */
if (usb_storage_probe(dev, 0, &usb_stor[usb_max_devs])) {
- /* ok, it is a storage devices
- * get info and fill it in
+ /* OK, it's a storage device. Iterate over its LUNs
+ * and populate `usb_dev_desc'.
*/
- if (usb_stor_get_info(dev, &usb_stor[usb_max_devs],
- &usb_dev_desc[usb_max_devs]))
+ int lun, max_lun, start = usb_max_devs;
+
+ max_lun = usb_get_max_lun(&usb_stor[usb_max_devs]);
+ for (lun = 0;
+ lun <= max_lun && usb_max_devs < USB_MAX_STOR_DEV;
+ 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++;
+ }
+ }
}
/* if storage device */
if (usb_max_devs == USB_MAX_STOR_DEV) {
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);
+ USB_STOR_PRINTF("bulk transferred with error %lX, but data ok\n", us->pusb_dev->status);
return 0;
}
else
}
USB_STOR_PRINTF("bulk transferred with error");
if (this_xfer == partial) {
- USB_STOR_PRINTF(" %d, but data ok\n",
+ USB_STOR_PRINTF(" %ld, but data ok\n",
us->pusb_dev->status);
return 0;
}
/* if our try counter reaches 0, bail out */
- USB_STOR_PRINTF(" %d, data %d\n",
+ USB_STOR_PRINTF(" %ld, data %d\n",
us->pusb_dev->status, partial);
if (!maxtry--)
return result;
}
/* long wait for reset */
- wait_ms(150);
- USB_STOR_PRINTF("BBB_reset result %d: status %X reset\n", result,
+ mdelay(150);
+ USB_STOR_PRINTF("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 */
- wait_ms(150);
- USB_STOR_PRINTF("BBB_reset result %d: status %X clearing IN endpoint\n",
+ mdelay(150);
+ USB_STOR_PRINTF("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);
- wait_ms(150);
- USB_STOR_PRINTF("BBB_reset result %d: status %X"
+ 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");
USB_CNTL_TIMEOUT * 5);
/* long wait for reset */
- wait_ms(1500);
- USB_STOR_PRINTF("CB_reset result %d: status %X"
+ mdelay(1500);
+ USB_STOR_PRINTF("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));
int actlen;
int dir_in;
unsigned int pipe;
- umass_bbb_cbw_t cbw;
+ ALLOC_CACHE_ALIGN_BUFFER(umass_bbb_cbw_t, cbw, 1);
dir_in = US_DIRECTION(srb->cmd[0]);
/* always OUT to the ep */
pipe = usb_sndbulkpipe(us->pusb_dev, us->ep_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;
+ 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,
+ 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);
if (result < 0)
USB_STOR_PRINTF("usb_stor_BBB_comdat:usb_bulk_msg error\n");
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);
+ " 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) {
us->pusb_dev->status = status;
}
USB_STOR_PRINTF(" error during command %02X"
- " Stat = %X\n", srb->cmd[0],
+ " Stat = %lX\n", srb->cmd[0],
us->pusb_dev->status);
return result;
}
while (timeout--) {
if ((volatile int *) us->ip_wanted == 0)
break;
- wait_ms(10);
+ mdelay(10);
}
if (us->ip_wanted) {
printf(" Did not get interrupt on CBI\n");
int dir_in;
int actlen, data_actlen;
unsigned int pipe, pipein, pipeout;
- umass_bbb_csw_t csw;
+ ALLOC_CACHE_ALIGN_BUFFER(umass_bbb_csw_t, csw, 1);
#ifdef BBB_XPORT_TRACE
unsigned char *ptr;
int index;
usb_stor_BBB_reset(us);
return USB_STOR_TRANSPORT_FAILED;
}
- wait_ms(5);
+ mdelay(5);
pipein = usb_rcvbulkpipe(us->pusb_dev, us->ep_in);
pipeout = usb_sndbulkpipe(us->pusb_dev, us->ep_out);
/* DATA phase + error handling */
retry = 0;
again:
USB_STOR_PRINTF("STATUS phase\n");
- result = usb_bulk_msg(us->pusb_dev, pipein, &csw, UMASS_BBB_CSW_SIZE,
+ 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 */
return USB_STOR_TRANSPORT_FAILED;
}
#ifdef BBB_XPORT_TRACE
- ptr = (unsigned char *)&csw;
+ ptr = (unsigned char *)csw;
for (index = 0; index < UMASS_BBB_CSW_SIZE; index++)
printf("ptr[%d] %#x ", index, ptr[index]);
printf("\n");
#endif
/* misuse pipe to get the residue */
- pipe = le32_to_cpu(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 != le32_to_cpu(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) != le32_to_cpu(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;
- } else if (csw.bCSWStatus > CSWSTATUS_PHASE) {
+ } else if (csw->bCSWStatus > CSWSTATUS_PHASE) {
USB_STOR_PRINTF(">PHASE\n");
usb_stor_BBB_reset(us);
return USB_STOR_TRANSPORT_FAILED;
- } else if (csw.bCSWStatus == CSWSTATUS_PHASE) {
+ } else if (csw->bCSWStatus == CSWSTATUS_PHASE) {
USB_STOR_PRINTF("=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 %dB\n",
+ USB_STOR_PRINTF("transferred %dB instead of %ldB\n",
data_actlen, srb->datalen);
return USB_STOR_TRANSPORT_FAILED;
- } else if (csw.bCSWStatus == CSWSTATUS_FAILED) {
+ } else if (csw->bCSWStatus == CSWSTATUS_FAILED) {
USB_STOR_PRINTF("FAILED\n");
return USB_STOR_TRANSPORT_FAILED;
}
/* issue the command */
do_retry:
result = usb_stor_CB_comdat(srb, us);
- USB_STOR_PRINTF("command / Data returned %d, status %X\n",
+ USB_STOR_PRINTF("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) {
/* 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);
+ USB_STOR_PRINTF("ERROR %lX\n", us->pusb_dev->status);
us->transport_reset(us);
return USB_STOR_TRANSPORT_ERROR;
}
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",
+ USB_STOR_PRINTF(" AUTO REQUEST ERROR %ld\n",
us->pusb_dev->status);
return USB_STOR_TRANSPORT_ERROR;
}
srb->sense_buf[12], srb->sense_buf[13]);
return USB_STOR_TRANSPORT_FAILED;
} else {
- wait_ms(100);
+ mdelay(100);
goto do_retry;
}
break;
do {
memset(&srb->cmd[0], 0, 12);
srb->cmd[0] = SCSI_INQUIRY;
- srb->cmd[1] = srb->lun<<5;
+ srb->cmd[1] = srb->lun << 5;
srb->cmd[4] = 36;
srb->datalen = 36;
srb->cmdlen = 12;
USB_STOR_PRINTF("inquiry returns %d\n", i);
if (i == 0)
break;
- } while (retry--);
+ } while (--retry);
if (!retry) {
printf("error in inquiry\n");
if (ss->transport(srb, ss) == USB_STOR_TRANSPORT_GOOD)
return 0;
usb_request_sense(srb, ss);
- wait_ms(100);
+ mdelay(100);
} while (retries--);
return -1;
return ss->transport(srb, ss);
}
+static int usb_write_10(ccb *srb, struct us_data *ss, unsigned long start,
+ unsigned short blocks)
+{
+ memset(&srb->cmd[0], 0, 12);
+ srb->cmd[0] = SCSI_WRITE10;
+ 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("write10: start %lx blocks %x\n", start, blocks);
+ return ss->transport(srb, ss);
+}
+
#ifdef CONFIG_USB_BIN_FIXUP
/*
}
#endif /* CONFIG_USB_BIN_FIXUP */
-#define USB_MAX_READ_BLK 20
-
unsigned long usb_stor_read(int device, unsigned long blknr,
unsigned long blkcnt, void *buffer)
{
unsigned long start, blks, buf_addr;
unsigned short smallblks;
struct usb_device *dev;
+ struct us_data *ss;
int retry, i;
ccb *srb = &usb_ccb;
if (dev->devnum == usb_dev_desc[device].target)
break;
}
+ ss = (struct us_data *)dev->privptr;
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)) {
+ if (usb_test_unit_ready(srb, ss)) {
printf("Device NOT ready\n Request Sense returned %02X %02X"
" %02X\n", srb->sense_buf[2], srb->sense_buf[12],
srb->sense_buf[13]);
/* XXX need some comment here */
retry = 2;
srb->pdata = (unsigned char *)buf_addr;
- if (blks > USB_MAX_READ_BLK)
- smallblks = USB_MAX_READ_BLK;
+ if (blks > ss->max_xfer_blk)
+ smallblks = ss->max_xfer_blk;
else
smallblks = (unsigned short) blks;
retry_it:
- if (smallblks == USB_MAX_READ_BLK)
+ if (smallblks == ss->max_xfer_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)) {
+ if (usb_read_10(srb, ss, start, smallblks)) {
USB_STOR_PRINTF("Read ERROR\n");
- usb_request_sense(srb, (struct us_data *)dev->privptr);
+ usb_request_sense(srb, ss);
if (retry--)
goto retry_it;
blkcnt -= blks;
start, smallblks, buf_addr);
usb_disable_asynch(0); /* asynch transfer allowed */
- if (blkcnt >= USB_MAX_READ_BLK)
- printf("\n");
+ if (blkcnt >= ss->max_xfer_blk)
+ debug("\n");
return blkcnt;
}
+unsigned long usb_stor_write(int device, unsigned long blknr,
+ unsigned long blkcnt, const void *buffer)
+{
+ unsigned long start, blks, buf_addr;
+ unsigned short smallblks;
+ struct usb_device *dev;
+ struct us_data *ss;
+ int retry, i;
+ ccb *srb = &usb_ccb;
+
+ if (blkcnt == 0)
+ return 0;
+
+ device &= 0xff;
+ /* Setup device */
+ USB_STOR_PRINTF("\nusb_write: 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)
+ break;
+ }
+ ss = (struct us_data *)dev->privptr;
+
+ 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, ss)) {
+ 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_write: dev %d startblk %lx, blccnt %lx"
+ " buffer %lx\n", device, start, blks, buf_addr);
+
+ do {
+ /* If write fails retry for max retry count else
+ * return with number of blocks written successfully.
+ */
+ retry = 2;
+ srb->pdata = (unsigned char *)buf_addr;
+ if (blks > ss->max_xfer_blk)
+ smallblks = ss->max_xfer_blk;
+ else
+ smallblks = (unsigned short) blks;
+retry_it:
+ if (smallblks == ss->max_xfer_blk)
+ usb_show_progress();
+ 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");
+ usb_request_sense(srb, ss);
+ if (retry--)
+ goto retry_it;
+ blkcnt -= blks;
+ break;
+ }
+ start += smallblks;
+ blks -= smallblks;
+ buf_addr += srb->datalen;
+ } while (blks != 0);
+
+ USB_STOR_PRINTF("usb_write: end startblk %lx, blccnt %x buffer %lx\n",
+ start, smallblks, buf_addr);
+
+ usb_disable_asynch(0); /* asynch transfer allowed */
+ if (blkcnt >= ss->max_xfer_blk)
+ debug("\n");
+ 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)
{
- struct usb_interface_descriptor *iface;
+ struct usb_interface *iface;
int i;
unsigned int flags = 0;
#endif
if (dev->descriptor.bDeviceClass != 0 ||
- iface->bInterfaceClass != USB_CLASS_MASS_STORAGE ||
- iface->bInterfaceSubClass < US_SC_MIN ||
- iface->bInterfaceSubClass > US_SC_MAX) {
+ iface->desc.bInterfaceClass != USB_CLASS_MASS_STORAGE ||
+ iface->desc.bInterfaceSubClass < US_SC_MIN ||
+ iface->desc.bInterfaceSubClass > US_SC_MAX) {
/* if it's not a mass storage, we go no further */
return 0;
}
ss->subclass = subclass;
ss->protocol = protocol;
} else {
- ss->subclass = iface->bInterfaceSubClass;
- ss->protocol = iface->bInterfaceProtocol;
+ ss->subclass = iface->desc.bInterfaceSubClass;
+ ss->protocol = iface->desc.bInterfaceProtocol;
}
/* set the handler pointers based on the protocol */
* An optional interrupt is OK (necessary for CBI protocol).
* We will ignore any others.
*/
- for (i = 0; i < iface->bNumEndpoints; i++) {
+ for (i = 0; i < iface->desc.bNumEndpoints; i++) {
/* is it an BULK endpoint? */
if ((iface->ep_desc[i].bmAttributes &
USB_ENDPOINT_XFERTYPE_MASK) == USB_ENDPOINT_XFER_BULK) {
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->bInterfaceNumber, 0) ||
+ 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");
block_dev_desc_t *dev_desc)
{
unsigned char perq, modi;
- unsigned long cap[2];
+ ALLOC_CACHE_ALIGN_BUFFER(unsigned long, cap, 2);
+ ALLOC_CACHE_ALIGN_BUFFER(unsigned char, usb_stor_buf, 36);
unsigned long *capacity, *blksz;
ccb *pccb = &usb_ccb;
- /* for some reasons a couple of devices would not survive this reset */
- if (
- /* Sony USM256E */
- (dev->descriptor.idVendor == 0x054c &&
- dev->descriptor.idProduct == 0x019e)
- ||
- /* USB007 Mini-USB2 Flash Drive */
- (dev->descriptor.idVendor == 0x066f &&
- dev->descriptor.idProduct == 0x2010)
- ||
- /* 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
- ss->transport_reset(ss);
-
pccb->pdata = usb_stor_buf;
dev_desc->target = dev->devnum;
/* drive is removable */
dev_desc->removable = 1;
}
- memcpy(&dev_desc->vendor[0], &usb_stor_buf[8], 8);
- memcpy(&dev_desc->product[0], &usb_stor_buf[16], 16);
- memcpy(&dev_desc->revision[0], &usb_stor_buf[32], 4);
+ memcpy(&dev_desc->vendor[0], (const void *) &usb_stor_buf[8], 8);
+ memcpy(&dev_desc->product[0], (const void *) &usb_stor_buf[16], 16);
+ memcpy(&dev_desc->revision[0], (const void *) &usb_stor_buf[32], 4);
dev_desc->vendor[8] = 0;
dev_desc->product[16] = 0;
dev_desc->revision[4] = 0;
USB_STOR_PRINTF(" address %d\n", dev_desc->target);
USB_STOR_PRINTF("partype: %d\n", dev_desc->part_type);
+ /*
+ * The U-Boot EHCI driver cannot handle more than 4096 * 5 bytes in a
+ * transfer without running itself out of qt_buffers.
+ */
+ ss->max_xfer_blk = (4096 * 5) / dev_desc->blksz;
+
init_part(dev_desc);
USB_STOR_PRINTF("partype: %d\n", dev_desc->part_type);