X-Git-Url: https://git.kernelconcepts.de/?a=blobdiff_plain;f=common%2Fusb_storage.c;h=6ac358d5e2be3ca3acce9dc7e5957ed483943922;hb=bf46e7d8d134521301ff02b6d97e8998aa10a83d;hp=6963e6dcc89458f92a4c6f2148d5c019aed29972;hpb=75df0d594990875419121c6f8687472ac9f4ae7a;p=karo-tx-uboot.git diff --git a/common/usb_storage.c b/common/usb_storage.c index 6963e6dcc8..6ac358d5e2 100644 --- a/common/usb_storage.c +++ b/common/usb_storage.c @@ -16,24 +16,7 @@ * 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: @@ -56,16 +39,9 @@ #include #include -#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) -#else -#define USB_STOR_PRINTF(fmt, args...) -#endif - #include /* direction table -- this indicates the direction of the data * transfer for each command code -- a 1 indicates input @@ -78,8 +54,7 @@ static const unsigned char us_direction[256/8] = { }; #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 @@ -136,6 +111,7 @@ struct us_data { struct usb_device *pusb_dev; /* this usb_device */ unsigned int flags; /* from filter initially */ +# define USB_READY (1 << 0) unsigned char ifnum; /* interface number */ unsigned char ep_in; /* in endpoint */ unsigned char ep_out; /* out ....... */ @@ -155,6 +131,17 @@ struct us_data { trans_cmnd transport; /* transport routine */ }; +#ifdef CONFIG_USB_EHCI +/* + * The U-Boot EHCI driver can handle any transfer length as long as there is + * enough free heap space left, but the SCSI READ(10) and WRITE(10) commands are + * limited to 65535 blocks. + */ +#define USB_MAX_XFER_BLK 65535 +#else +#define USB_MAX_XFER_BLK 20 +#endif + static struct us_data usb_stor[USB_MAX_STOR_DEV]; @@ -166,20 +153,21 @@ 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); -unsigned long usb_stor_write(int device, unsigned long blknr, - unsigned long blkcnt, const void *buffer); +unsigned long usb_stor_read(int device, lbaint_t blknr, + lbaint_t blkcnt, void *buffer); +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); +#ifdef CONFIG_PARTITIONS block_dev_desc_t *usb_stor_get_dev(int index) { return (index < usb_max_devs) ? &usb_dev_desc[index] : NULL; } +#endif - -void usb_show_progress(void) +static void usb_show_progress(void) { debug("."); } @@ -207,17 +195,16 @@ int usb_stor_info(void) static unsigned int usb_get_max_lun(struct us_data *us) { int len; - unsigned char result; + 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(result), + 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; + debug("Get Max LUN -> len = %i, result = %i\n", len, (int) *result); + return (len > 0) ? *result : 0; } /******************************************************************************* @@ -230,11 +217,8 @@ int usb_stor_scan(int mode) 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... "); + printf(" scanning usb for storage devices... "); usb_disable_asynch(1); /* asynch transfer not allowed */ @@ -252,9 +236,9 @@ 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 avaiable */ + break; /* no more devices available */ if (usb_storage_probe(dev, 0, &usb_stor[usb_max_devs])) { /* OK, it's a storage device. Iterate over its LUNs @@ -268,9 +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 */ @@ -299,7 +283,7 @@ static int usb_stor_irq(struct usb_device *dev) } -#ifdef USB_STOR_DEBUG +#ifdef DEBUG static void usb_show_srb(ccb *pccb) { @@ -351,45 +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 %X, 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(" %d, 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(" %d, data %d\n", - us->pusb_dev->status, partial); + debug(" %ld, data %d\n", + us->pusb_dev->status, partial); if (!maxtry--) return result; } @@ -423,35 +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, 0, 0, USB_CNTL_TIMEOUT * 5); + 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 */ - wait_ms(150); - USB_STOR_PRINTF("BBB_reset result %d: status %X reset\n", result, - us->pusb_dev->status); + mdelay(150); + 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 */ - wait_ms(150); - USB_STOR_PRINTF("BBB_reset result %d: status %X clearing IN endpoint\n", - result, us->pusb_dev->status); + mdelay(150); + 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); - 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 done\n"); + mdelay(150); + debug("BBB_reset result %d: status %lX clearing OUT endpoint\n", + result, us->pusb_dev->status); + debug("BBB_reset done\n"); return 0; } @@ -464,7 +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; @@ -475,14 +462,13 @@ static int usb_stor_CB_reset(struct us_data *us) 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); + mdelay(1500); + 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; } @@ -490,18 +476,18 @@ static int usb_stor_CB_reset(struct us_data *us) * Set up the command for a BBB device. Note that the actual SCSI * command is copied into cbw.CBWCDB. */ -int usb_stor_BBB_comdat(ccb *srb, struct us_data *us) +static int usb_stor_BBB_comdat(ccb *srb, struct us_data *us) { int result; 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]); #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) { @@ -512,33 +498,33 @@ 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; } /* 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"); + debug("usb_stor_BBB_comdat:usb_bulk_msg error\n"); return result; } /* FIXME: we also need a CBI_command which sets up the completion * interrupt, and waits for it */ -int usb_stor_CB_comdat(ccb *srb, struct us_data *us) +static int usb_stor_CB_comdat(ccb *srb, struct us_data *us) { int result = 0; int dir_in, retry; @@ -554,8 +540,8 @@ 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 */ @@ -566,35 +552,35 @@ 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 %X\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 = %X\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) */ @@ -607,7 +593,7 @@ int usb_stor_CB_comdat(ccb *srb, struct us_data *us) } -int usb_stor_CBI_get_status(ccb *srb, struct us_data *us) +static int usb_stor_CBI_get_status(ccb *srb, struct us_data *us) { int timeout; @@ -616,19 +602,18 @@ int usb_stor_CBI_get_status(ccb *srb, struct us_data *us) (void *) &us->ip_data, us->irqmaxp, us->irqinterval); timeout = 1000; while (timeout--) { - if ((volatile int *) us->ip_wanted == 0) + if ((volatile int *) us->ip_wanted == NULL) break; - wait_ms(10); + mdelay(10); } if (us->ip_wanted) { printf(" Did not get interrupt on CBI\n"); 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 || @@ -655,24 +640,24 @@ int usb_stor_CBI_get_status(ccb *srb, struct us_data *us) #define USB_TRANSPORT_NOT_READY_RETRY 10 /* clear a stall on an endpoint - special for BBB devices */ -int usb_stor_BBB_clear_endpt_stall(struct us_data *us, __u8 endpt) +static 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), USB_REQ_CLEAR_FEATURE, USB_RECIP_ENDPOINT, - 0, endpt, 0, 0, USB_CNTL_TIMEOUT * 5); + 0, endpt, NULL, 0, USB_CNTL_TIMEOUT * 5); return result; } -int usb_stor_BBB_transport(ccb *srb, struct us_data *us) +static int usb_stor_BBB_transport(ccb *srb, struct us_data *us) { int result, retry; 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; @@ -681,15 +666,16 @@ 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; } - wait_ms(5); + if (!(us->flags & USB_READY)) + mdelay(5); pipein = usb_rcvbulkpipe(us->pusb_dev, us->ep_in); pipeout = usb_sndbulkpipe(us->pusb_dev, us->ep_out); /* DATA phase + error handling */ @@ -697,7 +683,7 @@ 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 @@ -706,7 +692,7 @@ 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); @@ -715,8 +701,8 @@ 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; } @@ -729,14 +715,14 @@ int usb_stor_BBB_transport(ccb *srb, struct us_data *us) st: retry = 0; again: - USB_STOR_PRINTF("STATUS phase\n"); - result = usb_bulk_msg(us->pusb_dev, pipein, &csw, UMASS_BBB_CSW_SIZE, + 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)) @@ -744,50 +730,50 @@ 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; } #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)) { - USB_STOR_PRINTF("!CSWSIGNATURE\n"); + if (CSWSIGNATURE != le32_to_cpu(csw->dCSWSignature)) { + 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"); + } else if ((CBWTag - 1) != le32_to_cpu(csw->dCSWTag)) { + debug("!Tag\n"); usb_stor_BBB_reset(us); return USB_STOR_TRANSPORT_FAILED; - } else if (csw.bCSWStatus > CSWSTATUS_PHASE) { - USB_STOR_PRINTF(">PHASE\n"); + } else if (csw->bCSWStatus > CSWSTATUS_PHASE) { + debug(">PHASE\n"); usb_stor_BBB_reset(us); return USB_STOR_TRANSPORT_FAILED; - } else if (csw.bCSWStatus == CSWSTATUS_PHASE) { - USB_STOR_PRINTF("=PHASE\n"); + } else if (csw->bCSWStatus == CSWSTATUS_PHASE) { + 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 %dB\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"); + } else if (csw->bCSWStatus == CSWSTATUS_FAILED) { + debug("FAILED\n"); return USB_STOR_TRANSPORT_FAILED; } return result; } -int usb_stor_CB_transport(ccb *srb, struct us_data *us) +static int usb_stor_CB_transport(ccb *srb, struct us_data *us) { int result, status; ccb *psrb; @@ -801,14 +787,14 @@ 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 %X\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); @@ -816,7 +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; } } @@ -824,7 +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 %X\n", us->pusb_dev->status); + debug("ERROR %lX\n", us->pusb_dev->status); us->transport_reset(us); return USB_STOR_TRANSPORT_ERROR; } @@ -832,7 +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 */ @@ -845,19 +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 %d\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) && @@ -881,7 +867,7 @@ do_retry: srb->sense_buf[12], srb->sense_buf[13]); return USB_STOR_TRANSPORT_FAILED; } else { - wait_ms(100); + mdelay(100); goto do_retry; } break; @@ -912,7 +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); @@ -937,9 +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; } @@ -954,10 +940,22 @@ static int usb_test_unit_ready(ccb *srb, struct us_data *ss) srb->cmd[1] = srb->lun << 5; srb->datalen = 0; srb->cmdlen = 12; - if (ss->transport(srb, ss) == USB_STOR_TRANSPORT_GOOD) + if (ss->transport(srb, ss) == USB_STOR_TRANSPORT_GOOD) { + ss->flags |= USB_READY; return 0; + } usb_request_sense(srb, ss); - wait_ms(100); + /* + * Check the Key Code Qualifier, if it matches + * "Not Ready - medium not present" + * (the sense Key equals 0x2 and the ASC is 0x3a) + * return immediately as the medium being absent won't change + * unless there is a user action. + */ + if ((srb->sense_buf[2] == 0x02) && + (srb->sense_buf[12] == 0x3a)) + return -1; + mdelay(100); } while (retries--); return -1; @@ -994,7 +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); } @@ -1011,7 +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); } @@ -1039,14 +1037,14 @@ static void usb_bin_fixup(struct usb_device_descriptor descriptor, } #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 usb_stor_read(int device, lbaint_t blknr, + lbaint_t blkcnt, void *buffer) { - unsigned long start, blks, buf_addr; + lbaint_t start, blks; + uintptr_t buf_addr; unsigned short smallblks; struct usb_device *dev; + struct us_data *ss; int retry, i; ccb *srb = &usb_ccb; @@ -1055,7 +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); @@ -1064,39 +1062,33 @@ unsigned long usb_stor_read(int device, unsigned long blknr, 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)) { - 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); + debug("\nusb_read: dev %d startblk " LBAF ", blccnt " LBAF + " buffer %lx\n", device, start, blks, buf_addr); do { /* 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 > USB_MAX_XFER_BLK) + smallblks = USB_MAX_XFER_BLK; else smallblks = (unsigned short) blks; retry_it: - if (smallblks == USB_MAX_READ_BLK) + if (smallblks == USB_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)) { - USB_STOR_PRINTF("Read ERROR\n"); - usb_request_sense(srb, (struct us_data *)dev->privptr); + if (usb_read_10(srb, ss, start, smallblks)) { + debug("Read ERROR\n"); + usb_request_sense(srb, ss); if (retry--) goto retry_it; blkcnt -= blks; @@ -1106,24 +1098,26 @@ retry_it: blks -= smallblks; buf_addr += srb->datalen; } while (blks != 0); + ss->flags &= ~USB_READY; - USB_STOR_PRINTF("usb_read: end startblk %lx, 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_READ_BLK) + if (blkcnt >= USB_MAX_XFER_BLK) debug("\n"); return blkcnt; } -#define USB_MAX_WRITE_BLK 20 - -unsigned long usb_stor_write(int device, unsigned long blknr, - unsigned long blkcnt, const void *buffer) +unsigned long usb_stor_write(int device, lbaint_t blknr, + lbaint_t blkcnt, const void *buffer) { - unsigned long start, blks, buf_addr; + lbaint_t start, blks; + uintptr_t buf_addr; unsigned short smallblks; struct usb_device *dev; + struct us_data *ss; int retry, i; ccb *srb = &usb_ccb; @@ -1132,7 +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); @@ -1141,6 +1135,7 @@ unsigned long usb_stor_write(int device, unsigned long blknr, if (dev->devnum == usb_dev_desc[device].target) break; } + ss = (struct us_data *)dev->privptr; usb_disable_asynch(1); /* asynch transfer not allowed */ @@ -1148,15 +1143,9 @@ unsigned long usb_stor_write(int device, unsigned long blknr, 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_write: dev %d startblk %lx, blccnt %lx" - " 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 @@ -1164,19 +1153,18 @@ unsigned long usb_stor_write(int device, unsigned long blknr, */ retry = 2; srb->pdata = (unsigned char *)buf_addr; - if (blks > USB_MAX_WRITE_BLK) - smallblks = USB_MAX_WRITE_BLK; + if (blks > USB_MAX_XFER_BLK) + smallblks = USB_MAX_XFER_BLK; else smallblks = (unsigned short) blks; retry_it: - if (smallblks == USB_MAX_WRITE_BLK) + if (smallblks == USB_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, (struct us_data *)dev->privptr, start, - smallblks)) { - USB_STOR_PRINTF("Write ERROR\n"); - usb_request_sense(srb, (struct us_data *)dev->privptr); + if (usb_write_10(srb, ss, start, smallblks)) { + debug("Write ERROR\n"); + usb_request_sense(srb, ss); if (retry--) goto retry_it; blkcnt -= blks; @@ -1186,12 +1174,13 @@ retry_it: blks -= smallblks; buf_addr += srb->datalen; } while (blks != 0); + ss->flags &= ~USB_READY; - USB_STOR_PRINTF("usb_write: end startblk %lx, 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_WRITE_BLK) + if (blkcnt >= USB_MAX_XFER_BLK) debug("\n"); return blkcnt; @@ -1203,6 +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; @@ -1213,12 +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 */ } @@ -1235,7 +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; @@ -1255,21 +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; @@ -1285,34 +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 */ @@ -1342,7 +1333,8 @@ int usb_stor_get_info(struct usb_device *dev, struct us_data *ss, 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; @@ -1350,7 +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; @@ -1366,9 +1358,9 @@ int usb_stor_get_info(struct usb_device *dev, struct us_data *ss, /* 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; @@ -1376,8 +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", @@ -1396,8 +1388,8 @@ int usb_stor_get_info(struct usb_device *dev, struct us_data *ss, cap[0] = 2880; cap[1] = 0x200; } - USB_STOR_PRINTF("Read Capacity returns: 0x%lx, 0x%lx\n", cap[0], - cap[1]); + ss->flags &= ~USB_READY; + 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; @@ -1409,16 +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; }