wdenk | affae2b | 2002-08-17 09:36:01 +0000 | [diff] [blame] | 1 | /* |
Wolfgang Denk | 6a3d6b0 | 2005-08-04 01:14:12 +0200 | [diff] [blame] | 2 | * Most of this source has been derived from the Linux USB |
| 3 | * project: |
| 4 | * (c) 1999-2002 Matthew Dharm (mdharm-usb@one-eyed-alien.net) |
| 5 | * (c) 2000 David L. Brown, Jr. (usb-storage@davidb.org) |
| 6 | * (c) 1999 Michael Gee (michael@linuxspecific.com) |
| 7 | * (c) 2000 Yggdrasil Computing, Inc. |
| 8 | * |
| 9 | * |
| 10 | * Adapted for U-Boot: |
| 11 | * (C) Copyright 2001 Denis Peter, MPL AG Switzerland |
wdenk | affae2b | 2002-08-17 09:36:01 +0000 | [diff] [blame] | 12 | * |
wdenk | de887eb | 2003-09-10 18:20:28 +0000 | [diff] [blame] | 13 | * For BBB support (C) Copyright 2003 |
| 14 | * Gary Jennejohn, DENX Software Engineering <gj@denx.de> |
| 15 | * |
Wolfgang Denk | 6a3d6b0 | 2005-08-04 01:14:12 +0200 | [diff] [blame] | 16 | * BBB support based on /sys/dev/usb/umass.c from |
wdenk | de887eb | 2003-09-10 18:20:28 +0000 | [diff] [blame] | 17 | * FreeBSD. |
wdenk | affae2b | 2002-08-17 09:36:01 +0000 | [diff] [blame] | 18 | * |
| 19 | * See file CREDITS for list of people who contributed to this |
| 20 | * project. |
| 21 | * |
| 22 | * This program is free software; you can redistribute it and/or |
| 23 | * modify it under the terms of the GNU General Public License as |
| 24 | * published by the Free Software Foundation; either version 2 of |
| 25 | * the License, or (at your option) any later version. |
| 26 | * |
| 27 | * This program is distributed in the hope that it will be useful, |
| 28 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
wdenk | 5f49575 | 2004-02-26 23:46:20 +0000 | [diff] [blame] | 29 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
wdenk | affae2b | 2002-08-17 09:36:01 +0000 | [diff] [blame] | 30 | * GNU General Public License for more details. |
| 31 | * |
| 32 | * You should have received a copy of the GNU General Public License |
| 33 | * along with this program; if not, write to the Free Software |
| 34 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, |
| 35 | * MA 02111-1307 USA |
| 36 | * |
| 37 | */ |
| 38 | |
| 39 | /* Note: |
| 40 | * Currently only the CBI transport protocoll has been implemented, and it |
| 41 | * is only tested with a TEAC USB Floppy. Other Massstorages with CBI or CB |
| 42 | * transport protocoll may work as well. |
| 43 | */ |
wdenk | de887eb | 2003-09-10 18:20:28 +0000 | [diff] [blame] | 44 | /* |
| 45 | * New Note: |
| 46 | * Support for USB Mass Storage Devices (BBB) has been added. It has |
| 47 | * only been tested with USB memory sticks. |
| 48 | * Nota bene: if you are using the BBB support with a little-endian |
| 49 | * CPU then you MUST define LITTLEENDIAN in the configuration file! |
| 50 | */ |
wdenk | affae2b | 2002-08-17 09:36:01 +0000 | [diff] [blame] | 51 | |
| 52 | |
wdenk | affae2b | 2002-08-17 09:36:01 +0000 | [diff] [blame] | 53 | #include <common.h> |
| 54 | #include <command.h> |
| 55 | #include <asm/processor.h> |
| 56 | |
| 57 | |
Jon Loeliger | 052fc84 | 2007-07-08 18:10:08 -0500 | [diff] [blame] | 58 | #if defined(CONFIG_CMD_USB) |
Grant Likely | ffc2dd7 | 2007-02-20 09:04:34 +0100 | [diff] [blame] | 59 | #include <part.h> |
wdenk | affae2b | 2002-08-17 09:36:01 +0000 | [diff] [blame] | 60 | #include <usb.h> |
| 61 | |
| 62 | #ifdef CONFIG_USB_STORAGE |
| 63 | |
wdenk | 5f49575 | 2004-02-26 23:46:20 +0000 | [diff] [blame] | 64 | #undef USB_STOR_DEBUG |
| 65 | #undef BBB_COMDAT_TRACE |
| 66 | #undef BBB_XPORT_TRACE |
wdenk | affae2b | 2002-08-17 09:36:01 +0000 | [diff] [blame] | 67 | |
| 68 | #ifdef USB_STOR_DEBUG |
wdenk | 5f49575 | 2004-02-26 23:46:20 +0000 | [diff] [blame] | 69 | #define USB_STOR_PRINTF(fmt,args...) printf (fmt ,##args) |
wdenk | affae2b | 2002-08-17 09:36:01 +0000 | [diff] [blame] | 70 | #else |
| 71 | #define USB_STOR_PRINTF(fmt,args...) |
| 72 | #endif |
| 73 | |
| 74 | #include <scsi.h> |
| 75 | /* direction table -- this indicates the direction of the data |
| 76 | * transfer for each command code -- a 1 indicates input |
| 77 | */ |
| 78 | unsigned char us_direction[256/8] = { |
| 79 | 0x28, 0x81, 0x14, 0x14, 0x20, 0x01, 0x90, 0x77, |
| 80 | 0x0C, 0x20, 0x00, 0x04, 0x00, 0x00, 0x00, 0x00, |
| 81 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x01, |
| 82 | 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 |
| 83 | }; |
| 84 | #define US_DIRECTION(x) ((us_direction[x>>3] >> (x & 7)) & 1) |
| 85 | |
| 86 | static unsigned char usb_stor_buf[512]; |
| 87 | static ccb usb_ccb; |
| 88 | |
| 89 | /* |
| 90 | * CBI style |
| 91 | */ |
| 92 | |
| 93 | #define US_CBI_ADSC 0 |
| 94 | |
wdenk | de887eb | 2003-09-10 18:20:28 +0000 | [diff] [blame] | 95 | /* |
| 96 | * BULK only |
| 97 | */ |
| 98 | #define US_BBB_RESET 0xff |
| 99 | #define US_BBB_GET_MAX_LUN 0xfe |
| 100 | |
| 101 | /* Command Block Wrapper */ |
| 102 | typedef struct { |
| 103 | __u32 dCBWSignature; |
| 104 | # define CBWSIGNATURE 0x43425355 |
| 105 | __u32 dCBWTag; |
| 106 | __u32 dCBWDataTransferLength; |
| 107 | __u8 bCBWFlags; |
| 108 | # define CBWFLAGS_OUT 0x00 |
| 109 | # define CBWFLAGS_IN 0x80 |
| 110 | __u8 bCBWLUN; |
| 111 | __u8 bCDBLength; |
| 112 | # define CBWCDBLENGTH 16 |
| 113 | __u8 CBWCDB[CBWCDBLENGTH]; |
| 114 | } umass_bbb_cbw_t; |
wdenk | 5f49575 | 2004-02-26 23:46:20 +0000 | [diff] [blame] | 115 | #define UMASS_BBB_CBW_SIZE 31 |
wdenk | de887eb | 2003-09-10 18:20:28 +0000 | [diff] [blame] | 116 | static __u32 CBWTag = 0; |
| 117 | |
| 118 | /* Command Status Wrapper */ |
| 119 | typedef struct { |
| 120 | __u32 dCSWSignature; |
| 121 | # define CSWSIGNATURE 0x53425355 |
| 122 | __u32 dCSWTag; |
| 123 | __u32 dCSWDataResidue; |
| 124 | __u8 bCSWStatus; |
| 125 | # define CSWSTATUS_GOOD 0x0 |
wdenk | 5f49575 | 2004-02-26 23:46:20 +0000 | [diff] [blame] | 126 | # define CSWSTATUS_FAILED 0x1 |
wdenk | de887eb | 2003-09-10 18:20:28 +0000 | [diff] [blame] | 127 | # define CSWSTATUS_PHASE 0x2 |
| 128 | } umass_bbb_csw_t; |
wdenk | 5f49575 | 2004-02-26 23:46:20 +0000 | [diff] [blame] | 129 | #define UMASS_BBB_CSW_SIZE 13 |
wdenk | affae2b | 2002-08-17 09:36:01 +0000 | [diff] [blame] | 130 | |
| 131 | #define USB_MAX_STOR_DEV 5 |
Wolfgang Denk | c7a4f7d | 2005-07-21 11:57:57 +0200 | [diff] [blame] | 132 | static int usb_max_devs = 0; /* number of highest available usb device */ |
wdenk | affae2b | 2002-08-17 09:36:01 +0000 | [diff] [blame] | 133 | |
| 134 | static block_dev_desc_t usb_dev_desc[USB_MAX_STOR_DEV]; |
| 135 | |
| 136 | struct us_data; |
| 137 | typedef int (*trans_cmnd)(ccb*, struct us_data*); |
| 138 | typedef int (*trans_reset)(struct us_data*); |
| 139 | |
| 140 | struct us_data { |
wdenk | 5f49575 | 2004-02-26 23:46:20 +0000 | [diff] [blame] | 141 | struct usb_device *pusb_dev; /* this usb_device */ |
wdenk | affae2b | 2002-08-17 09:36:01 +0000 | [diff] [blame] | 142 | unsigned int flags; /* from filter initially */ |
| 143 | unsigned char ifnum; /* interface number */ |
| 144 | unsigned char ep_in; /* in endpoint */ |
| 145 | unsigned char ep_out; /* out ....... */ |
| 146 | unsigned char ep_int; /* interrupt . */ |
| 147 | unsigned char subclass; /* as in overview */ |
| 148 | unsigned char protocol; /* .............. */ |
wdenk | 5f49575 | 2004-02-26 23:46:20 +0000 | [diff] [blame] | 149 | unsigned char attention_done; /* force attn on first cmd */ |
wdenk | affae2b | 2002-08-17 09:36:01 +0000 | [diff] [blame] | 150 | unsigned short ip_data; /* interrupt data */ |
| 151 | int action; /* what to do */ |
| 152 | int ip_wanted; /* needed */ |
| 153 | int *irq_handle; /* for USB int requests */ |
| 154 | unsigned int irqpipe; /* pipe for release_irq */ |
| 155 | unsigned char irqmaxp; /* max packed for irq Pipe */ |
wdenk | 5f49575 | 2004-02-26 23:46:20 +0000 | [diff] [blame] | 156 | unsigned char irqinterval; /* Intervall for IRQ Pipe */ |
wdenk | affae2b | 2002-08-17 09:36:01 +0000 | [diff] [blame] | 157 | ccb *srb; /* current srb */ |
| 158 | trans_reset transport_reset; /* reset routine */ |
| 159 | trans_cmnd transport; /* transport routine */ |
| 160 | }; |
| 161 | |
| 162 | static struct us_data usb_stor[USB_MAX_STOR_DEV]; |
| 163 | |
| 164 | |
wdenk | 5f49575 | 2004-02-26 23:46:20 +0000 | [diff] [blame] | 165 | #define USB_STOR_TRANSPORT_GOOD 0 |
wdenk | affae2b | 2002-08-17 09:36:01 +0000 | [diff] [blame] | 166 | #define USB_STOR_TRANSPORT_FAILED -1 |
| 167 | #define USB_STOR_TRANSPORT_ERROR -2 |
| 168 | |
| 169 | |
wdenk | affae2b | 2002-08-17 09:36:01 +0000 | [diff] [blame] | 170 | int usb_stor_get_info(struct usb_device *dev, struct us_data *us, block_dev_desc_t *dev_desc); |
| 171 | int usb_storage_probe(struct usb_device *dev, unsigned int ifnum,struct us_data *ss); |
Grant Likely | 2089cab | 2007-02-20 09:05:45 +0100 | [diff] [blame] | 172 | unsigned long usb_stor_read(int device, unsigned long blknr, unsigned long blkcnt, void *buffer); |
wdenk | affae2b | 2002-08-17 09:36:01 +0000 | [diff] [blame] | 173 | struct usb_device * usb_get_dev_index(int index); |
| 174 | void uhci_show_temp_int_td(void); |
| 175 | |
| 176 | block_dev_desc_t *usb_stor_get_dev(int index) |
| 177 | { |
Grant Likely | ffc2dd7 | 2007-02-20 09:04:34 +0100 | [diff] [blame] | 178 | return (index < USB_MAX_STOR_DEV) ? &usb_dev_desc[index] : NULL; |
wdenk | affae2b | 2002-08-17 09:36:01 +0000 | [diff] [blame] | 179 | } |
| 180 | |
| 181 | |
| 182 | void usb_show_progress(void) |
| 183 | { |
| 184 | printf("."); |
| 185 | } |
| 186 | |
| 187 | /********************************************************************************* |
Wolfgang Denk | c7a4f7d | 2005-07-21 11:57:57 +0200 | [diff] [blame] | 188 | * show info on storage devices; 'usb start/init' must be invoked earlier |
| 189 | * as we only retrieve structures populated during devices initialization |
| 190 | */ |
Aras Vaichas | 7ede186 | 2008-03-25 12:09:07 +1100 | [diff] [blame] | 191 | int usb_stor_info(void) |
Wolfgang Denk | c7a4f7d | 2005-07-21 11:57:57 +0200 | [diff] [blame] | 192 | { |
| 193 | int i; |
| 194 | |
Aras Vaichas | 7ede186 | 2008-03-25 12:09:07 +1100 | [diff] [blame] | 195 | if (usb_max_devs > 0) { |
Wolfgang Denk | c7a4f7d | 2005-07-21 11:57:57 +0200 | [diff] [blame] | 196 | for (i = 0; i < usb_max_devs; i++) { |
| 197 | printf (" Device %d: ", i); |
| 198 | dev_print(&usb_dev_desc[i]); |
| 199 | } |
Markus Klotzbuecher | 8e2a486 | 2008-03-26 18:26:43 +0100 | [diff] [blame] | 200 | return 0; |
Aras Vaichas | 7ede186 | 2008-03-25 12:09:07 +1100 | [diff] [blame] | 201 | } |
Wolfgang Denk | 35f734f | 2008-04-13 09:59:26 -0700 | [diff] [blame^] | 202 | |
Markus Klotzbuecher | 8e2a486 | 2008-03-26 18:26:43 +0100 | [diff] [blame] | 203 | printf("No storage devices, perhaps not 'usb start'ed..?\n"); |
| 204 | return 1; |
Wolfgang Denk | c7a4f7d | 2005-07-21 11:57:57 +0200 | [diff] [blame] | 205 | } |
| 206 | |
| 207 | /********************************************************************************* |
| 208 | * scan the usb and reports device info |
wdenk | affae2b | 2002-08-17 09:36:01 +0000 | [diff] [blame] | 209 | * to the user if mode = 1 |
| 210 | * returns current device or -1 if no |
| 211 | */ |
| 212 | int usb_stor_scan(int mode) |
| 213 | { |
| 214 | unsigned char i; |
| 215 | struct usb_device *dev; |
| 216 | |
wdenk | de887eb | 2003-09-10 18:20:28 +0000 | [diff] [blame] | 217 | /* GJ */ |
| 218 | memset(usb_stor_buf, 0, sizeof(usb_stor_buf)); |
| 219 | |
wdenk | affae2b | 2002-08-17 09:36:01 +0000 | [diff] [blame] | 220 | if(mode==1) { |
Wolfgang Denk | c7a4f7d | 2005-07-21 11:57:57 +0200 | [diff] [blame] | 221 | printf(" scanning bus for storage devices... "); |
wdenk | affae2b | 2002-08-17 09:36:01 +0000 | [diff] [blame] | 222 | } |
| 223 | usb_disable_asynch(1); /* asynch transfer not allowed */ |
| 224 | |
| 225 | for(i=0;i<USB_MAX_STOR_DEV;i++) { |
| 226 | memset(&usb_dev_desc[i],0,sizeof(block_dev_desc_t)); |
| 227 | usb_dev_desc[i].target=0xff; |
| 228 | usb_dev_desc[i].if_type=IF_TYPE_USB; |
| 229 | usb_dev_desc[i].dev=i; |
| 230 | usb_dev_desc[i].part_type=PART_TYPE_UNKNOWN; |
| 231 | usb_dev_desc[i].block_read=usb_stor_read; |
| 232 | } |
Wolfgang Denk | c7a4f7d | 2005-07-21 11:57:57 +0200 | [diff] [blame] | 233 | |
wdenk | affae2b | 2002-08-17 09:36:01 +0000 | [diff] [blame] | 234 | usb_max_devs=0; |
| 235 | for(i=0;i<USB_MAX_DEVICE;i++) { |
| 236 | dev=usb_get_dev_index(i); /* get device */ |
| 237 | USB_STOR_PRINTF("i=%d\n",i); |
| 238 | if(dev==NULL) { |
| 239 | break; /* no more devices avaiable */ |
| 240 | } |
| 241 | if(usb_storage_probe(dev,0,&usb_stor[usb_max_devs])) { /* ok, it is a storage devices */ |
| 242 | /* get info and fill it in */ |
Wolfgang Denk | d06ce5d | 2005-08-02 17:06:17 +0200 | [diff] [blame] | 243 | if(usb_stor_get_info(dev, &usb_stor[usb_max_devs], &usb_dev_desc[usb_max_devs])) |
wdenk | affae2b | 2002-08-17 09:36:01 +0000 | [diff] [blame] | 244 | usb_max_devs++; |
wdenk | affae2b | 2002-08-17 09:36:01 +0000 | [diff] [blame] | 245 | } /* if storage device */ |
| 246 | if(usb_max_devs==USB_MAX_STOR_DEV) { |
| 247 | printf("max USB Storage Device reached: %d stopping\n",usb_max_devs); |
| 248 | break; |
| 249 | } |
| 250 | } /* for */ |
Wolfgang Denk | d06ce5d | 2005-08-02 17:06:17 +0200 | [diff] [blame] | 251 | |
wdenk | affae2b | 2002-08-17 09:36:01 +0000 | [diff] [blame] | 252 | usb_disable_asynch(0); /* asynch transfer allowed */ |
Wolfgang Denk | c7a4f7d | 2005-07-21 11:57:57 +0200 | [diff] [blame] | 253 | printf("%d Storage Device(s) found\n", usb_max_devs); |
wdenk | affae2b | 2002-08-17 09:36:01 +0000 | [diff] [blame] | 254 | if(usb_max_devs>0) |
| 255 | return 0; |
| 256 | else |
| 257 | return-1; |
| 258 | } |
| 259 | |
| 260 | static int usb_stor_irq(struct usb_device *dev) |
| 261 | { |
| 262 | struct us_data *us; |
| 263 | us=(struct us_data *)dev->privptr; |
| 264 | |
| 265 | if(us->ip_wanted) { |
| 266 | us->ip_wanted=0; |
| 267 | } |
| 268 | return 0; |
| 269 | } |
| 270 | |
| 271 | |
| 272 | #ifdef USB_STOR_DEBUG |
| 273 | |
| 274 | static void usb_show_srb(ccb * pccb) |
| 275 | { |
| 276 | int i; |
| 277 | printf("SRB: len %d datalen 0x%lX\n ",pccb->cmdlen,pccb->datalen); |
| 278 | for(i=0;i<12;i++) { |
| 279 | printf("%02X ",pccb->cmd[i]); |
| 280 | } |
| 281 | printf("\n"); |
| 282 | } |
| 283 | |
| 284 | static void display_int_status(unsigned long tmp) |
| 285 | { |
| 286 | printf("Status: %s %s %s %s %s %s %s\n", |
| 287 | (tmp & USB_ST_ACTIVE) ? "Active" : "", |
| 288 | (tmp & USB_ST_STALLED) ? "Stalled" : "", |
| 289 | (tmp & USB_ST_BUF_ERR) ? "Buffer Error" : "", |
| 290 | (tmp & USB_ST_BABBLE_DET) ? "Babble Det" : "", |
| 291 | (tmp & USB_ST_NAK_REC) ? "NAKed" : "", |
| 292 | (tmp & USB_ST_CRC_ERR) ? "CRC Error" : "", |
| 293 | (tmp & USB_ST_BIT_ERR) ? "Bitstuff Error" : ""); |
| 294 | } |
| 295 | #endif |
| 296 | /*********************************************************************** |
| 297 | * Data transfer routines |
| 298 | ***********************************************************************/ |
| 299 | |
| 300 | static int us_one_transfer(struct us_data *us, int pipe, char *buf, int length) |
| 301 | { |
| 302 | int max_size; |
| 303 | int this_xfer; |
| 304 | int result; |
| 305 | int partial; |
| 306 | int maxtry; |
| 307 | int stat; |
| 308 | |
| 309 | /* determine the maximum packet size for these transfers */ |
| 310 | max_size = usb_maxpacket(us->pusb_dev, pipe) * 16; |
| 311 | |
| 312 | /* while we have data left to transfer */ |
| 313 | while (length) { |
| 314 | |
| 315 | /* calculate how long this will be -- maximum or a remainder */ |
| 316 | this_xfer = length > max_size ? max_size : length; |
| 317 | length -= this_xfer; |
| 318 | |
| 319 | /* setup the retry counter */ |
| 320 | maxtry = 10; |
| 321 | |
| 322 | /* set up the transfer loop */ |
| 323 | do { |
| 324 | /* transfer the data */ |
| 325 | USB_STOR_PRINTF("Bulk xfer 0x%x(%d) try #%d\n", |
| 326 | (unsigned int)buf, this_xfer, 11 - maxtry); |
| 327 | result = usb_bulk_msg(us->pusb_dev, pipe, buf, |
| 328 | this_xfer, &partial, USB_CNTL_TIMEOUT*5); |
| 329 | USB_STOR_PRINTF("bulk_msg returned %d xferred %d/%d\n", |
| 330 | result, partial, this_xfer); |
| 331 | if(us->pusb_dev->status!=0) { |
| 332 | /* if we stall, we need to clear it before we go on */ |
| 333 | #ifdef USB_STOR_DEBUG |
| 334 | display_int_status(us->pusb_dev->status); |
| 335 | #endif |
| 336 | if (us->pusb_dev->status & USB_ST_STALLED) { |
| 337 | USB_STOR_PRINTF("stalled ->clearing endpoint halt for pipe 0x%x\n", pipe); |
| 338 | stat = us->pusb_dev->status; |
| 339 | usb_clear_halt(us->pusb_dev, pipe); |
| 340 | us->pusb_dev->status=stat; |
| 341 | if(this_xfer == partial) { |
| 342 | USB_STOR_PRINTF("bulk transferred with error %X, but data ok\n",us->pusb_dev->status); |
| 343 | return 0; |
| 344 | } |
| 345 | else |
| 346 | return result; |
| 347 | } |
| 348 | if (us->pusb_dev->status & USB_ST_NAK_REC) { |
| 349 | USB_STOR_PRINTF("Device NAKed bulk_msg\n"); |
| 350 | return result; |
| 351 | } |
| 352 | if(this_xfer == partial) { |
| 353 | USB_STOR_PRINTF("bulk transferred with error %d, but data ok\n",us->pusb_dev->status); |
| 354 | return 0; |
| 355 | } |
| 356 | /* if our try counter reaches 0, bail out */ |
| 357 | USB_STOR_PRINTF("bulk transferred with error %d, data %d\n",us->pusb_dev->status,partial); |
| 358 | if (!maxtry--) |
| 359 | return result; |
| 360 | } |
| 361 | /* update to show what data was transferred */ |
| 362 | this_xfer -= partial; |
| 363 | buf += partial; |
| 364 | /* continue until this transfer is done */ |
| 365 | } while ( this_xfer ); |
| 366 | } |
| 367 | |
| 368 | /* if we get here, we're done and successful */ |
| 369 | return 0; |
| 370 | } |
| 371 | |
wdenk | de887eb | 2003-09-10 18:20:28 +0000 | [diff] [blame] | 372 | static int usb_stor_BBB_reset(struct us_data *us) |
| 373 | { |
| 374 | int result; |
| 375 | unsigned int pipe; |
| 376 | |
| 377 | /* |
| 378 | * Reset recovery (5.3.4 in Universal Serial Bus Mass Storage Class) |
| 379 | * |
| 380 | * For Reset Recovery the host shall issue in the following order: |
| 381 | * a) a Bulk-Only Mass Storage Reset |
| 382 | * b) a Clear Feature HALT to the Bulk-In endpoint |
| 383 | * c) a Clear Feature HALT to the Bulk-Out endpoint |
| 384 | * |
| 385 | * This is done in 3 steps. |
| 386 | * |
| 387 | * If the reset doesn't succeed, the device should be port reset. |
| 388 | * |
| 389 | * This comment stolen from FreeBSD's /sys/dev/usb/umass.c. |
| 390 | */ |
| 391 | USB_STOR_PRINTF("BBB_reset\n"); |
| 392 | result = usb_control_msg(us->pusb_dev, usb_sndctrlpipe(us->pusb_dev,0), |
| 393 | US_BBB_RESET, USB_TYPE_CLASS | USB_RECIP_INTERFACE, |
| 394 | 0, us->ifnum, 0, 0, USB_CNTL_TIMEOUT*5); |
Wolfgang Denk | c7a4f7d | 2005-07-21 11:57:57 +0200 | [diff] [blame] | 395 | |
wdenk | de887eb | 2003-09-10 18:20:28 +0000 | [diff] [blame] | 396 | if((result < 0) && (us->pusb_dev->status & USB_ST_STALLED)) |
| 397 | { |
| 398 | USB_STOR_PRINTF("RESET:stall\n"); |
| 399 | return -1; |
| 400 | } |
Wolfgang Denk | c7a4f7d | 2005-07-21 11:57:57 +0200 | [diff] [blame] | 401 | |
wdenk | de887eb | 2003-09-10 18:20:28 +0000 | [diff] [blame] | 402 | /* long wait for reset */ |
| 403 | wait_ms(150); |
| 404 | USB_STOR_PRINTF("BBB_reset result %d: status %X reset\n",result,us->pusb_dev->status); |
| 405 | pipe = usb_rcvbulkpipe(us->pusb_dev, us->ep_in); |
| 406 | result = usb_clear_halt(us->pusb_dev, pipe); |
| 407 | /* long wait for reset */ |
| 408 | wait_ms(150); |
| 409 | USB_STOR_PRINTF("BBB_reset result %d: status %X clearing IN endpoint\n",result,us->pusb_dev->status); |
| 410 | /* long wait for reset */ |
| 411 | pipe = usb_sndbulkpipe(us->pusb_dev, us->ep_out); |
| 412 | result = usb_clear_halt(us->pusb_dev, pipe); |
| 413 | wait_ms(150); |
| 414 | USB_STOR_PRINTF("BBB_reset result %d: status %X clearing OUT endpoint\n",result,us->pusb_dev->status); |
| 415 | USB_STOR_PRINTF("BBB_reset done\n"); |
| 416 | return 0; |
| 417 | } |
| 418 | |
wdenk | affae2b | 2002-08-17 09:36:01 +0000 | [diff] [blame] | 419 | /* FIXME: this reset function doesn't really reset the port, and it |
| 420 | * should. Actually it should probably do what it's doing here, and |
| 421 | * reset the port physically |
| 422 | */ |
| 423 | static int usb_stor_CB_reset(struct us_data *us) |
| 424 | { |
| 425 | unsigned char cmd[12]; |
| 426 | int result; |
| 427 | |
| 428 | USB_STOR_PRINTF("CB_reset\n"); |
| 429 | memset(cmd, 0xFF, sizeof(cmd)); |
| 430 | cmd[0] = SCSI_SEND_DIAG; |
| 431 | cmd[1] = 4; |
| 432 | result = usb_control_msg(us->pusb_dev, usb_sndctrlpipe(us->pusb_dev,0), |
| 433 | US_CBI_ADSC, USB_TYPE_CLASS | USB_RECIP_INTERFACE, |
| 434 | 0, us->ifnum, cmd, sizeof(cmd), USB_CNTL_TIMEOUT*5); |
| 435 | |
| 436 | /* long wait for reset */ |
| 437 | wait_ms(1500); |
| 438 | USB_STOR_PRINTF("CB_reset result %d: status %X clearing endpoint halt\n",result,us->pusb_dev->status); |
| 439 | usb_clear_halt(us->pusb_dev, usb_rcvbulkpipe(us->pusb_dev, us->ep_in)); |
| 440 | usb_clear_halt(us->pusb_dev, usb_rcvbulkpipe(us->pusb_dev, us->ep_out)); |
| 441 | |
| 442 | USB_STOR_PRINTF("CB_reset done\n"); |
| 443 | return 0; |
| 444 | } |
| 445 | |
wdenk | de887eb | 2003-09-10 18:20:28 +0000 | [diff] [blame] | 446 | /* |
| 447 | * Set up the command for a BBB device. Note that the actual SCSI |
| 448 | * command is copied into cbw.CBWCDB. |
| 449 | */ |
| 450 | int usb_stor_BBB_comdat(ccb *srb, struct us_data *us) |
| 451 | { |
| 452 | int result; |
| 453 | int actlen; |
| 454 | int dir_in; |
| 455 | unsigned int pipe; |
| 456 | umass_bbb_cbw_t cbw; |
| 457 | |
| 458 | dir_in = US_DIRECTION(srb->cmd[0]); |
| 459 | |
| 460 | #ifdef BBB_COMDAT_TRACE |
| 461 | 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); |
| 462 | if (srb->cmdlen) { |
| 463 | for(result = 0;result < srb->cmdlen;result++) |
| 464 | printf("cmd[%d] %#x ", result, srb->cmd[result]); |
| 465 | printf("\n"); |
| 466 | } |
| 467 | #endif |
| 468 | /* sanity checks */ |
| 469 | if (!(srb->cmdlen <= CBWCDBLENGTH)) { |
| 470 | USB_STOR_PRINTF("usb_stor_BBB_comdat:cmdlen too large\n"); |
| 471 | return -1; |
| 472 | } |
| 473 | |
| 474 | /* always OUT to the ep */ |
| 475 | pipe = usb_sndbulkpipe(us->pusb_dev, us->ep_out); |
| 476 | |
| 477 | cbw.dCBWSignature = swap_32(CBWSIGNATURE); |
| 478 | cbw.dCBWTag = swap_32(CBWTag++); |
| 479 | cbw.dCBWDataTransferLength = swap_32(srb->datalen); |
| 480 | cbw.bCBWFlags = (dir_in? CBWFLAGS_IN : CBWFLAGS_OUT); |
| 481 | cbw.bCBWLUN = srb->lun; |
| 482 | cbw.bCDBLength = srb->cmdlen; |
| 483 | /* copy the command data into the CBW command data buffer */ |
| 484 | /* DST SRC LEN!!! */ |
| 485 | memcpy(cbw.CBWCDB, srb->cmd, srb->cmdlen); |
| 486 | result = usb_bulk_msg(us->pusb_dev, pipe, &cbw, UMASS_BBB_CBW_SIZE, &actlen, USB_CNTL_TIMEOUT*5); |
| 487 | if (result < 0) |
| 488 | USB_STOR_PRINTF("usb_stor_BBB_comdat:usb_bulk_msg error\n"); |
| 489 | return result; |
| 490 | } |
| 491 | |
wdenk | affae2b | 2002-08-17 09:36:01 +0000 | [diff] [blame] | 492 | /* FIXME: we also need a CBI_command which sets up the completion |
| 493 | * interrupt, and waits for it |
| 494 | */ |
| 495 | int usb_stor_CB_comdat(ccb *srb, struct us_data *us) |
| 496 | { |
Wolfgang Denk | 7fb5266 | 2005-10-13 16:45:02 +0200 | [diff] [blame] | 497 | int result = 0; |
wdenk | affae2b | 2002-08-17 09:36:01 +0000 | [diff] [blame] | 498 | int dir_in,retry; |
| 499 | unsigned int pipe; |
| 500 | unsigned long status; |
| 501 | |
| 502 | retry=5; |
| 503 | dir_in=US_DIRECTION(srb->cmd[0]); |
| 504 | |
| 505 | if(dir_in) |
| 506 | pipe=usb_rcvbulkpipe(us->pusb_dev, us->ep_in); |
| 507 | else |
| 508 | pipe=usb_sndbulkpipe(us->pusb_dev, us->ep_out); |
| 509 | while(retry--) { |
| 510 | USB_STOR_PRINTF("CBI gets a command: Try %d\n",5-retry); |
| 511 | #ifdef USB_STOR_DEBUG |
| 512 | usb_show_srb(srb); |
| 513 | #endif |
| 514 | /* let's send the command via the control pipe */ |
| 515 | result = usb_control_msg(us->pusb_dev, usb_sndctrlpipe(us->pusb_dev,0), |
| 516 | US_CBI_ADSC, USB_TYPE_CLASS | USB_RECIP_INTERFACE, |
| 517 | 0, us->ifnum, |
| 518 | srb->cmd, srb->cmdlen, USB_CNTL_TIMEOUT*5); |
| 519 | USB_STOR_PRINTF("CB_transport: control msg returned %d, status %X\n",result,us->pusb_dev->status); |
| 520 | /* check the return code for the command */ |
| 521 | if (result < 0) { |
| 522 | if(us->pusb_dev->status & USB_ST_STALLED) { |
| 523 | status=us->pusb_dev->status; |
| 524 | USB_STOR_PRINTF(" stall during command found, clear pipe\n"); |
| 525 | usb_clear_halt(us->pusb_dev, usb_sndctrlpipe(us->pusb_dev,0)); |
| 526 | us->pusb_dev->status=status; |
| 527 | } |
| 528 | USB_STOR_PRINTF(" error during command %02X Stat = %X\n",srb->cmd[0],us->pusb_dev->status); |
| 529 | return result; |
| 530 | } |
| 531 | /* transfer the data payload for this command, if one exists*/ |
| 532 | |
| 533 | USB_STOR_PRINTF("CB_transport: control msg returned %d, direction is %s to go 0x%lx\n",result,dir_in ? "IN" : "OUT",srb->datalen); |
| 534 | if (srb->datalen) { |
Wolfgang Denk | 7fb5266 | 2005-10-13 16:45:02 +0200 | [diff] [blame] | 535 | result = us_one_transfer(us, pipe, (char *)srb->pdata,srb->datalen); |
wdenk | affae2b | 2002-08-17 09:36:01 +0000 | [diff] [blame] | 536 | 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); |
| 537 | if(!(us->pusb_dev->status & USB_ST_NAK_REC)) |
| 538 | break; |
| 539 | } /* if (srb->datalen) */ |
| 540 | else |
| 541 | break; |
| 542 | } |
| 543 | /* return result */ |
| 544 | |
| 545 | return result; |
| 546 | } |
| 547 | |
| 548 | |
wdenk | 5f49575 | 2004-02-26 23:46:20 +0000 | [diff] [blame] | 549 | int usb_stor_CBI_get_status (ccb * srb, struct us_data *us) |
wdenk | affae2b | 2002-08-17 09:36:01 +0000 | [diff] [blame] | 550 | { |
| 551 | int timeout; |
| 552 | |
wdenk | 5f49575 | 2004-02-26 23:46:20 +0000 | [diff] [blame] | 553 | us->ip_wanted = 1; |
| 554 | submit_int_msg (us->pusb_dev, us->irqpipe, |
| 555 | (void *) &us->ip_data, us->irqmaxp, us->irqinterval); |
| 556 | timeout = 1000; |
| 557 | while (timeout--) { |
| 558 | if ((volatile int *) us->ip_wanted == 0) |
wdenk | affae2b | 2002-08-17 09:36:01 +0000 | [diff] [blame] | 559 | break; |
wdenk | 5f49575 | 2004-02-26 23:46:20 +0000 | [diff] [blame] | 560 | wait_ms (10); |
wdenk | affae2b | 2002-08-17 09:36:01 +0000 | [diff] [blame] | 561 | } |
| 562 | if (us->ip_wanted) { |
wdenk | 5f49575 | 2004-02-26 23:46:20 +0000 | [diff] [blame] | 563 | printf (" Did not get interrupt on CBI\n"); |
wdenk | affae2b | 2002-08-17 09:36:01 +0000 | [diff] [blame] | 564 | us->ip_wanted = 0; |
| 565 | return USB_STOR_TRANSPORT_ERROR; |
| 566 | } |
wdenk | 5f49575 | 2004-02-26 23:46:20 +0000 | [diff] [blame] | 567 | USB_STOR_PRINTF |
| 568 | ("Got interrupt data 0x%x, transfered %d status 0x%lX\n", |
| 569 | us->ip_data, us->pusb_dev->irq_act_len, |
| 570 | us->pusb_dev->irq_status); |
wdenk | affae2b | 2002-08-17 09:36:01 +0000 | [diff] [blame] | 571 | /* UFI gives us ASC and ASCQ, like a request sense */ |
| 572 | if (us->subclass == US_SC_UFI) { |
| 573 | if (srb->cmd[0] == SCSI_REQ_SENSE || |
| 574 | srb->cmd[0] == SCSI_INQUIRY) |
| 575 | return USB_STOR_TRANSPORT_GOOD; /* Good */ |
wdenk | 5f49575 | 2004-02-26 23:46:20 +0000 | [diff] [blame] | 576 | else if (us->ip_data) |
| 577 | return USB_STOR_TRANSPORT_FAILED; |
wdenk | affae2b | 2002-08-17 09:36:01 +0000 | [diff] [blame] | 578 | else |
wdenk | 5f49575 | 2004-02-26 23:46:20 +0000 | [diff] [blame] | 579 | return USB_STOR_TRANSPORT_GOOD; |
wdenk | affae2b | 2002-08-17 09:36:01 +0000 | [diff] [blame] | 580 | } |
| 581 | /* otherwise, we interpret the data normally */ |
| 582 | switch (us->ip_data) { |
wdenk | 5f49575 | 2004-02-26 23:46:20 +0000 | [diff] [blame] | 583 | case 0x0001: |
| 584 | return USB_STOR_TRANSPORT_GOOD; |
| 585 | case 0x0002: |
| 586 | return USB_STOR_TRANSPORT_FAILED; |
| 587 | default: |
| 588 | return USB_STOR_TRANSPORT_ERROR; |
| 589 | } /* switch */ |
wdenk | affae2b | 2002-08-17 09:36:01 +0000 | [diff] [blame] | 590 | return USB_STOR_TRANSPORT_ERROR; |
| 591 | } |
| 592 | |
| 593 | #define USB_TRANSPORT_UNKNOWN_RETRY 5 |
| 594 | #define USB_TRANSPORT_NOT_READY_RETRY 10 |
| 595 | |
wdenk | de887eb | 2003-09-10 18:20:28 +0000 | [diff] [blame] | 596 | /* clear a stall on an endpoint - special for BBB devices */ |
| 597 | int usb_stor_BBB_clear_endpt_stall(struct us_data *us, __u8 endpt) |
| 598 | { |
| 599 | int result; |
| 600 | |
| 601 | /* ENDPOINT_HALT = 0, so set value to 0 */ |
| 602 | result = usb_control_msg(us->pusb_dev, usb_sndctrlpipe(us->pusb_dev,0), |
| 603 | USB_REQ_CLEAR_FEATURE, USB_RECIP_ENDPOINT, |
| 604 | 0, endpt, 0, 0, USB_CNTL_TIMEOUT*5); |
| 605 | return result; |
| 606 | } |
| 607 | |
| 608 | int usb_stor_BBB_transport(ccb *srb, struct us_data *us) |
| 609 | { |
| 610 | int result, retry; |
| 611 | int dir_in; |
| 612 | int actlen, data_actlen; |
| 613 | unsigned int pipe, pipein, pipeout; |
| 614 | umass_bbb_csw_t csw; |
| 615 | #ifdef BBB_XPORT_TRACE |
| 616 | unsigned char *ptr; |
| 617 | int index; |
| 618 | #endif |
| 619 | |
| 620 | dir_in = US_DIRECTION(srb->cmd[0]); |
| 621 | |
| 622 | /* COMMAND phase */ |
| 623 | USB_STOR_PRINTF("COMMAND phase\n"); |
| 624 | result = usb_stor_BBB_comdat(srb, us); |
| 625 | if (result < 0) { |
| 626 | USB_STOR_PRINTF("failed to send CBW status %ld\n", |
| 627 | us->pusb_dev->status); |
| 628 | usb_stor_BBB_reset(us); |
| 629 | return USB_STOR_TRANSPORT_FAILED; |
| 630 | } |
| 631 | wait_ms(5); |
| 632 | pipein = usb_rcvbulkpipe(us->pusb_dev, us->ep_in); |
| 633 | pipeout = usb_sndbulkpipe(us->pusb_dev, us->ep_out); |
| 634 | /* DATA phase + error handling */ |
wdenk | de887eb | 2003-09-10 18:20:28 +0000 | [diff] [blame] | 635 | data_actlen = 0; |
| 636 | /* no data, go immediately to the STATUS phase */ |
| 637 | if (srb->datalen == 0) |
| 638 | goto st; |
wdenk | 5f49575 | 2004-02-26 23:46:20 +0000 | [diff] [blame] | 639 | USB_STOR_PRINTF("DATA phase\n"); |
wdenk | de887eb | 2003-09-10 18:20:28 +0000 | [diff] [blame] | 640 | if (dir_in) |
| 641 | pipe = pipein; |
| 642 | else |
| 643 | pipe = pipeout; |
| 644 | result = usb_bulk_msg(us->pusb_dev, pipe, srb->pdata, srb->datalen, &data_actlen, USB_CNTL_TIMEOUT*5); |
| 645 | /* special handling of STALL in DATA phase */ |
| 646 | if((result < 0) && (us->pusb_dev->status & USB_ST_STALLED)) { |
wdenk | 934c4f8 | 2003-09-11 19:48:06 +0000 | [diff] [blame] | 647 | USB_STOR_PRINTF("DATA:stall\n"); |
wdenk | de887eb | 2003-09-10 18:20:28 +0000 | [diff] [blame] | 648 | /* clear the STALL on the endpoint */ |
| 649 | result = usb_stor_BBB_clear_endpt_stall(us, dir_in? us->ep_in : us->ep_out); |
| 650 | if (result >= 0) |
| 651 | /* continue on to STATUS phase */ |
| 652 | goto st; |
| 653 | } |
| 654 | if (result < 0) { |
| 655 | USB_STOR_PRINTF("usb_bulk_msg error status %ld\n", |
| 656 | us->pusb_dev->status); |
| 657 | usb_stor_BBB_reset(us); |
| 658 | return USB_STOR_TRANSPORT_FAILED; |
| 659 | } |
| 660 | #ifdef BBB_XPORT_TRACE |
| 661 | for (index = 0; index < data_actlen; index++) |
| 662 | printf("pdata[%d] %#x ", index, srb->pdata[index]); |
| 663 | printf("\n"); |
| 664 | #endif |
| 665 | /* STATUS phase + error handling */ |
| 666 | st: |
| 667 | retry = 0; |
| 668 | again: |
| 669 | USB_STOR_PRINTF("STATUS phase\n"); |
Wolfgang Denk | d06ce5d | 2005-08-02 17:06:17 +0200 | [diff] [blame] | 670 | result = usb_bulk_msg(us->pusb_dev, pipein, &csw, UMASS_BBB_CSW_SIZE, |
Wolfgang Denk | c7a4f7d | 2005-07-21 11:57:57 +0200 | [diff] [blame] | 671 | &actlen, USB_CNTL_TIMEOUT*5); |
| 672 | |
wdenk | de887eb | 2003-09-10 18:20:28 +0000 | [diff] [blame] | 673 | /* special handling of STALL in STATUS phase */ |
| 674 | if((result < 0) && (retry < 1) && (us->pusb_dev->status & USB_ST_STALLED)) { |
| 675 | USB_STOR_PRINTF("STATUS:stall\n"); |
| 676 | /* clear the STALL on the endpoint */ |
| 677 | result = usb_stor_BBB_clear_endpt_stall(us, us->ep_in); |
| 678 | if (result >= 0 && (retry++ < 1)) |
| 679 | /* do a retry */ |
| 680 | goto again; |
| 681 | } |
| 682 | if (result < 0) { |
| 683 | USB_STOR_PRINTF("usb_bulk_msg error status %ld\n", |
| 684 | us->pusb_dev->status); |
| 685 | usb_stor_BBB_reset(us); |
| 686 | return USB_STOR_TRANSPORT_FAILED; |
| 687 | } |
| 688 | #ifdef BBB_XPORT_TRACE |
| 689 | ptr = (unsigned char *)&csw; |
| 690 | for (index = 0; index < UMASS_BBB_CSW_SIZE; index++) |
| 691 | printf("ptr[%d] %#x ", index, ptr[index]); |
| 692 | printf("\n"); |
| 693 | #endif |
| 694 | /* misuse pipe to get the residue */ |
| 695 | pipe = swap_32(csw.dCSWDataResidue); |
| 696 | if (pipe == 0 && srb->datalen != 0 && srb->datalen - data_actlen != 0) |
| 697 | pipe = srb->datalen - data_actlen; |
| 698 | if (CSWSIGNATURE != swap_32(csw.dCSWSignature)) { |
| 699 | USB_STOR_PRINTF("!CSWSIGNATURE\n"); |
| 700 | usb_stor_BBB_reset(us); |
| 701 | return USB_STOR_TRANSPORT_FAILED; |
| 702 | } else if ((CBWTag - 1) != swap_32(csw.dCSWTag)) { |
| 703 | USB_STOR_PRINTF("!Tag\n"); |
| 704 | usb_stor_BBB_reset(us); |
| 705 | return USB_STOR_TRANSPORT_FAILED; |
| 706 | } else if (csw.bCSWStatus > CSWSTATUS_PHASE) { |
| 707 | USB_STOR_PRINTF(">PHASE\n"); |
| 708 | usb_stor_BBB_reset(us); |
| 709 | return USB_STOR_TRANSPORT_FAILED; |
| 710 | } else if (csw.bCSWStatus == CSWSTATUS_PHASE) { |
| 711 | USB_STOR_PRINTF("=PHASE\n"); |
| 712 | usb_stor_BBB_reset(us); |
| 713 | return USB_STOR_TRANSPORT_FAILED; |
| 714 | } else if (data_actlen > srb->datalen) { |
| 715 | USB_STOR_PRINTF("transferred %dB instead of %dB\n", |
| 716 | data_actlen, srb->datalen); |
| 717 | return USB_STOR_TRANSPORT_FAILED; |
| 718 | } else if (csw.bCSWStatus == CSWSTATUS_FAILED) { |
| 719 | USB_STOR_PRINTF("FAILED\n"); |
| 720 | return USB_STOR_TRANSPORT_FAILED; |
| 721 | } |
| 722 | |
| 723 | return result; |
| 724 | } |
| 725 | |
wdenk | affae2b | 2002-08-17 09:36:01 +0000 | [diff] [blame] | 726 | int usb_stor_CB_transport(ccb *srb, struct us_data *us) |
| 727 | { |
| 728 | int result,status; |
| 729 | ccb *psrb; |
| 730 | ccb reqsrb; |
| 731 | int retry,notready; |
| 732 | |
| 733 | psrb=&reqsrb; |
| 734 | status=USB_STOR_TRANSPORT_GOOD; |
| 735 | retry=0; |
| 736 | notready=0; |
| 737 | /* issue the command */ |
| 738 | do_retry: |
| 739 | result=usb_stor_CB_comdat(srb,us); |
| 740 | USB_STOR_PRINTF("command / Data returned %d, status %X\n",result,us->pusb_dev->status); |
| 741 | /* if this is an CBI Protocol, get IRQ */ |
| 742 | if(us->protocol==US_PR_CBI) { |
| 743 | status=usb_stor_CBI_get_status(srb,us); |
| 744 | /* if the status is error, report it */ |
| 745 | if(status==USB_STOR_TRANSPORT_ERROR) { |
| 746 | USB_STOR_PRINTF(" USB CBI Command Error\n"); |
| 747 | return status; |
| 748 | } |
| 749 | srb->sense_buf[12]=(unsigned char)(us->ip_data>>8); |
| 750 | srb->sense_buf[13]=(unsigned char)(us->ip_data&0xff); |
| 751 | if(!us->ip_data) { |
| 752 | /* if the status is good, report it */ |
| 753 | if(status==USB_STOR_TRANSPORT_GOOD) { |
| 754 | USB_STOR_PRINTF(" USB CBI Command Good\n"); |
| 755 | return status; |
| 756 | } |
| 757 | } |
| 758 | } |
| 759 | /* do we have to issue an auto request? */ |
| 760 | /* HERE we have to check the result */ |
| 761 | if((result<0) && !(us->pusb_dev->status & USB_ST_STALLED)) { |
| 762 | USB_STOR_PRINTF("ERROR %X\n",us->pusb_dev->status); |
| 763 | us->transport_reset(us); |
| 764 | return USB_STOR_TRANSPORT_ERROR; |
| 765 | } |
| 766 | if((us->protocol==US_PR_CBI) && |
| 767 | ((srb->cmd[0]==SCSI_REQ_SENSE) || |
wdenk | 5f49575 | 2004-02-26 23:46:20 +0000 | [diff] [blame] | 768 | (srb->cmd[0]==SCSI_INQUIRY))) { /* do not issue an autorequest after request sense */ |
wdenk | affae2b | 2002-08-17 09:36:01 +0000 | [diff] [blame] | 769 | USB_STOR_PRINTF("No auto request and good\n"); |
| 770 | return USB_STOR_TRANSPORT_GOOD; |
| 771 | } |
| 772 | /* issue an request_sense */ |
| 773 | memset(&psrb->cmd[0],0,12); |
| 774 | psrb->cmd[0]=SCSI_REQ_SENSE; |
| 775 | psrb->cmd[1]=srb->lun<<5; |
| 776 | psrb->cmd[4]=18; |
| 777 | psrb->datalen=18; |
| 778 | psrb->pdata=&srb->sense_buf[0]; |
| 779 | psrb->cmdlen=12; |
| 780 | /* issue the command */ |
| 781 | result=usb_stor_CB_comdat(psrb,us); |
| 782 | USB_STOR_PRINTF("auto request returned %d\n",result); |
| 783 | /* if this is an CBI Protocol, get IRQ */ |
| 784 | if(us->protocol==US_PR_CBI) { |
wdenk | 5f49575 | 2004-02-26 23:46:20 +0000 | [diff] [blame] | 785 | status=usb_stor_CBI_get_status(psrb,us); |
wdenk | affae2b | 2002-08-17 09:36:01 +0000 | [diff] [blame] | 786 | } |
| 787 | if((result<0)&&!(us->pusb_dev->status & USB_ST_STALLED)) { |
| 788 | USB_STOR_PRINTF(" AUTO REQUEST ERROR %d\n",us->pusb_dev->status); |
| 789 | return USB_STOR_TRANSPORT_ERROR; |
| 790 | } |
| 791 | 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]); |
| 792 | /* Check the auto request result */ |
| 793 | if((srb->sense_buf[2]==0) && |
| 794 | (srb->sense_buf[12]==0) && |
| 795 | (srb->sense_buf[13]==0)) /* ok, no sense */ |
| 796 | return USB_STOR_TRANSPORT_GOOD; |
| 797 | /* Check the auto request result */ |
| 798 | switch(srb->sense_buf[2]) { |
wdenk | de887eb | 2003-09-10 18:20:28 +0000 | [diff] [blame] | 799 | case 0x01: /* Recovered Error */ |
| 800 | return USB_STOR_TRANSPORT_GOOD; |
wdenk | 5f49575 | 2004-02-26 23:46:20 +0000 | [diff] [blame] | 801 | break; |
wdenk | de887eb | 2003-09-10 18:20:28 +0000 | [diff] [blame] | 802 | case 0x02: /* Not Ready */ |
| 803 | if(notready++ > USB_TRANSPORT_NOT_READY_RETRY) { |
| 804 | printf("cmd 0x%02X returned 0x%02X 0x%02X 0x%02X 0x%02X (NOT READY)\n", |
| 805 | srb->cmd[0],srb->sense_buf[0],srb->sense_buf[2],srb->sense_buf[12],srb->sense_buf[13]); |
| 806 | return USB_STOR_TRANSPORT_FAILED; |
| 807 | } else { |
| 808 | wait_ms(100); |
| 809 | goto do_retry; |
| 810 | } |
| 811 | break; |
| 812 | default: |
| 813 | if(retry++ > USB_TRANSPORT_UNKNOWN_RETRY) { |
| 814 | printf("cmd 0x%02X returned 0x%02X 0x%02X 0x%02X 0x%02X\n", |
| 815 | srb->cmd[0],srb->sense_buf[0],srb->sense_buf[2],srb->sense_buf[12],srb->sense_buf[13]); |
| 816 | return USB_STOR_TRANSPORT_FAILED; |
| 817 | } else { |
| 818 | goto do_retry; |
| 819 | } |
| 820 | break; |
wdenk | affae2b | 2002-08-17 09:36:01 +0000 | [diff] [blame] | 821 | } |
| 822 | return USB_STOR_TRANSPORT_FAILED; |
| 823 | } |
| 824 | |
| 825 | |
wdenk | affae2b | 2002-08-17 09:36:01 +0000 | [diff] [blame] | 826 | static int usb_inquiry(ccb *srb,struct us_data *ss) |
| 827 | { |
| 828 | int retry,i; |
Wolfgang Denk | c7a4f7d | 2005-07-21 11:57:57 +0200 | [diff] [blame] | 829 | retry=5; |
wdenk | affae2b | 2002-08-17 09:36:01 +0000 | [diff] [blame] | 830 | do { |
| 831 | memset(&srb->cmd[0],0,12); |
| 832 | srb->cmd[0]=SCSI_INQUIRY; |
| 833 | srb->cmd[1]=srb->lun<<5; |
| 834 | srb->cmd[4]=36; |
| 835 | srb->datalen=36; |
| 836 | srb->cmdlen=12; |
| 837 | i=ss->transport(srb,ss); |
| 838 | USB_STOR_PRINTF("inquiry returns %d\n",i); |
| 839 | if(i==0) |
| 840 | break; |
wdenk | de887eb | 2003-09-10 18:20:28 +0000 | [diff] [blame] | 841 | } while(retry--); |
| 842 | |
wdenk | affae2b | 2002-08-17 09:36:01 +0000 | [diff] [blame] | 843 | if(!retry) { |
| 844 | printf("error in inquiry\n"); |
| 845 | return -1; |
| 846 | } |
| 847 | return 0; |
| 848 | } |
| 849 | |
| 850 | static int usb_request_sense(ccb *srb,struct us_data *ss) |
| 851 | { |
| 852 | char *ptr; |
wdenk | 5f49575 | 2004-02-26 23:46:20 +0000 | [diff] [blame] | 853 | |
Wolfgang Denk | 7fb5266 | 2005-10-13 16:45:02 +0200 | [diff] [blame] | 854 | ptr=(char *)srb->pdata; |
wdenk | affae2b | 2002-08-17 09:36:01 +0000 | [diff] [blame] | 855 | memset(&srb->cmd[0],0,12); |
| 856 | srb->cmd[0]=SCSI_REQ_SENSE; |
| 857 | srb->cmd[1]=srb->lun<<5; |
| 858 | srb->cmd[4]=18; |
| 859 | srb->datalen=18; |
| 860 | srb->pdata=&srb->sense_buf[0]; |
| 861 | srb->cmdlen=12; |
| 862 | ss->transport(srb,ss); |
| 863 | USB_STOR_PRINTF("Request Sense returned %02X %02X %02X\n",srb->sense_buf[2],srb->sense_buf[12],srb->sense_buf[13]); |
Wolfgang Denk | 7fb5266 | 2005-10-13 16:45:02 +0200 | [diff] [blame] | 864 | srb->pdata=(uchar *)ptr; |
wdenk | affae2b | 2002-08-17 09:36:01 +0000 | [diff] [blame] | 865 | return 0; |
| 866 | } |
| 867 | |
| 868 | static int usb_test_unit_ready(ccb *srb,struct us_data *ss) |
| 869 | { |
Wolfgang Denk | c7a4f7d | 2005-07-21 11:57:57 +0200 | [diff] [blame] | 870 | int retries = 10; |
wdenk | de887eb | 2003-09-10 18:20:28 +0000 | [diff] [blame] | 871 | |
wdenk | affae2b | 2002-08-17 09:36:01 +0000 | [diff] [blame] | 872 | do { |
| 873 | memset(&srb->cmd[0],0,12); |
| 874 | srb->cmd[0]=SCSI_TST_U_RDY; |
| 875 | srb->cmd[1]=srb->lun<<5; |
| 876 | srb->datalen=0; |
| 877 | srb->cmdlen=12; |
wdenk | de887eb | 2003-09-10 18:20:28 +0000 | [diff] [blame] | 878 | if(ss->transport(srb,ss)==USB_STOR_TRANSPORT_GOOD) { |
wdenk | affae2b | 2002-08-17 09:36:01 +0000 | [diff] [blame] | 879 | return 0; |
| 880 | } |
wdenk | 5f49575 | 2004-02-26 23:46:20 +0000 | [diff] [blame] | 881 | usb_request_sense (srb, ss); |
| 882 | wait_ms (100); |
wdenk | affae2b | 2002-08-17 09:36:01 +0000 | [diff] [blame] | 883 | } while(retries--); |
wdenk | de887eb | 2003-09-10 18:20:28 +0000 | [diff] [blame] | 884 | |
wdenk | affae2b | 2002-08-17 09:36:01 +0000 | [diff] [blame] | 885 | return -1; |
| 886 | } |
| 887 | |
| 888 | static int usb_read_capacity(ccb *srb,struct us_data *ss) |
| 889 | { |
| 890 | int retry; |
Wolfgang Denk | c7a4f7d | 2005-07-21 11:57:57 +0200 | [diff] [blame] | 891 | retry = 3; /* retries */ |
wdenk | affae2b | 2002-08-17 09:36:01 +0000 | [diff] [blame] | 892 | do { |
| 893 | memset(&srb->cmd[0],0,12); |
| 894 | srb->cmd[0]=SCSI_RD_CAPAC; |
| 895 | srb->cmd[1]=srb->lun<<5; |
| 896 | srb->datalen=8; |
| 897 | srb->cmdlen=12; |
| 898 | if(ss->transport(srb,ss)==USB_STOR_TRANSPORT_GOOD) { |
| 899 | return 0; |
| 900 | } |
wdenk | de887eb | 2003-09-10 18:20:28 +0000 | [diff] [blame] | 901 | } while(retry--); |
| 902 | |
wdenk | affae2b | 2002-08-17 09:36:01 +0000 | [diff] [blame] | 903 | return -1; |
| 904 | } |
| 905 | |
| 906 | static int usb_read_10(ccb *srb,struct us_data *ss, unsigned long start, unsigned short blocks) |
| 907 | { |
| 908 | memset(&srb->cmd[0],0,12); |
| 909 | srb->cmd[0]=SCSI_READ10; |
| 910 | srb->cmd[1]=srb->lun<<5; |
| 911 | srb->cmd[2]=((unsigned char) (start>>24))&0xff; |
| 912 | srb->cmd[3]=((unsigned char) (start>>16))&0xff; |
| 913 | srb->cmd[4]=((unsigned char) (start>>8))&0xff; |
| 914 | srb->cmd[5]=((unsigned char) (start))&0xff; |
| 915 | srb->cmd[7]=((unsigned char) (blocks>>8))&0xff; |
| 916 | srb->cmd[8]=(unsigned char) blocks & 0xff; |
| 917 | srb->cmdlen=12; |
| 918 | USB_STOR_PRINTF("read10: start %lx blocks %x\n",start,blocks); |
| 919 | return ss->transport(srb,ss); |
| 920 | } |
| 921 | |
| 922 | |
Bartlomiej Sieka | 9d47ad4 | 2006-08-22 10:38:18 +0200 | [diff] [blame] | 923 | #ifdef CONFIG_USB_BIN_FIXUP |
| 924 | /* |
| 925 | * Some USB storage devices queried for SCSI identification data respond with |
| 926 | * binary strings, which if output to the console freeze the terminal. The |
| 927 | * workaround is to modify the vendor and product strings read from such |
| 928 | * device with proper values (as reported by 'usb info'). |
| 929 | * |
| 930 | * Vendor and product length limits are taken from the definition of |
| 931 | * block_dev_desc_t in include/part.h. |
| 932 | */ |
| 933 | static void usb_bin_fixup(struct usb_device_descriptor descriptor, |
| 934 | unsigned char vendor[], |
| 935 | unsigned char product[]) { |
| 936 | const unsigned char max_vendor_len = 40; |
| 937 | const unsigned char max_product_len = 20; |
| 938 | if (descriptor.idVendor == 0x0424 && descriptor.idProduct == 0x223a) { |
Wolfgang Denk | 511b1e3 | 2006-10-20 12:02:59 +0200 | [diff] [blame] | 939 | strncpy ((char *)vendor, "SMSC", max_vendor_len); |
| 940 | strncpy ((char *)product, "Flash Media Cntrller", max_product_len); |
Bartlomiej Sieka | 9d47ad4 | 2006-08-22 10:38:18 +0200 | [diff] [blame] | 941 | } |
| 942 | } |
| 943 | #endif /* CONFIG_USB_BIN_FIXUP */ |
| 944 | |
wdenk | affae2b | 2002-08-17 09:36:01 +0000 | [diff] [blame] | 945 | #define USB_MAX_READ_BLK 20 |
| 946 | |
Grant Likely | 2089cab | 2007-02-20 09:05:45 +0100 | [diff] [blame] | 947 | unsigned long usb_stor_read(int device, unsigned long blknr, unsigned long blkcnt, void *buffer) |
wdenk | affae2b | 2002-08-17 09:36:01 +0000 | [diff] [blame] | 948 | { |
| 949 | unsigned long start,blks, buf_addr; |
| 950 | unsigned short smallblks; |
| 951 | struct usb_device *dev; |
| 952 | int retry,i; |
wdenk | 0e2874cb | 2004-03-02 14:05:39 +0000 | [diff] [blame] | 953 | ccb *srb = &usb_ccb; |
| 954 | |
| 955 | if (blkcnt == 0) |
| 956 | return 0; |
| 957 | |
| 958 | device &= 0xff; |
wdenk | affae2b | 2002-08-17 09:36:01 +0000 | [diff] [blame] | 959 | /* Setup device |
| 960 | */ |
| 961 | USB_STOR_PRINTF("\nusb_read: dev %d \n",device); |
| 962 | dev=NULL; |
| 963 | for(i=0;i<USB_MAX_DEVICE;i++) { |
| 964 | dev=usb_get_dev_index(i); |
| 965 | if(dev==NULL) { |
| 966 | return 0; |
| 967 | } |
| 968 | if(dev->devnum==usb_dev_desc[device].target) |
| 969 | break; |
| 970 | } |
| 971 | |
| 972 | usb_disable_asynch(1); /* asynch transfer not allowed */ |
| 973 | srb->lun=usb_dev_desc[device].lun; |
| 974 | buf_addr=(unsigned long)buffer; |
| 975 | start=blknr; |
| 976 | blks=blkcnt; |
| 977 | if(usb_test_unit_ready(srb,(struct us_data *)dev->privptr)) { |
| 978 | printf("Device NOT ready\n Request Sense returned %02X %02X %02X\n", |
| 979 | srb->sense_buf[2],srb->sense_buf[12],srb->sense_buf[13]); |
| 980 | return 0; |
| 981 | } |
| 982 | USB_STOR_PRINTF("\nusb_read: dev %d startblk %lx, blccnt %lx buffer %lx\n",device,start,blks, buf_addr); |
| 983 | do { |
| 984 | retry=2; |
| 985 | srb->pdata=(unsigned char *)buf_addr; |
| 986 | if(blks>USB_MAX_READ_BLK) { |
| 987 | smallblks=USB_MAX_READ_BLK; |
wdenk | de887eb | 2003-09-10 18:20:28 +0000 | [diff] [blame] | 988 | } else { |
wdenk | affae2b | 2002-08-17 09:36:01 +0000 | [diff] [blame] | 989 | smallblks=(unsigned short) blks; |
| 990 | } |
| 991 | retry_it: |
| 992 | if(smallblks==USB_MAX_READ_BLK) |
| 993 | usb_show_progress(); |
| 994 | srb->datalen=usb_dev_desc[device].blksz * smallblks; |
| 995 | srb->pdata=(unsigned char *)buf_addr; |
| 996 | if(usb_read_10(srb,(struct us_data *)dev->privptr, start, smallblks)) { |
| 997 | USB_STOR_PRINTF("Read ERROR\n"); |
| 998 | usb_request_sense(srb,(struct us_data *)dev->privptr); |
| 999 | if(retry--) |
| 1000 | goto retry_it; |
| 1001 | blkcnt-=blks; |
| 1002 | break; |
| 1003 | } |
| 1004 | start+=smallblks; |
| 1005 | blks-=smallblks; |
| 1006 | buf_addr+=srb->datalen; |
| 1007 | } while(blks!=0); |
| 1008 | USB_STOR_PRINTF("usb_read: end startblk %lx, blccnt %x buffer %lx\n",start,smallblks,buf_addr); |
| 1009 | usb_disable_asynch(0); /* asynch transfer allowed */ |
| 1010 | if(blkcnt>=USB_MAX_READ_BLK) |
| 1011 | printf("\n"); |
| 1012 | return(blkcnt); |
| 1013 | } |
| 1014 | |
| 1015 | |
| 1016 | /* Probe to see if a new device is actually a Storage device */ |
| 1017 | int usb_storage_probe(struct usb_device *dev, unsigned int ifnum,struct us_data *ss) |
| 1018 | { |
| 1019 | struct usb_interface_descriptor *iface; |
| 1020 | int i; |
| 1021 | unsigned int flags = 0; |
| 1022 | |
| 1023 | int protocol = 0; |
| 1024 | int subclass = 0; |
| 1025 | |
wdenk | affae2b | 2002-08-17 09:36:01 +0000 | [diff] [blame] | 1026 | /* let's examine the device now */ |
| 1027 | iface = &dev->config.if_desc[ifnum]; |
| 1028 | |
| 1029 | #if 0 |
| 1030 | /* this is the place to patch some storage devices */ |
| 1031 | USB_STOR_PRINTF("iVendor %X iProduct %X\n",dev->descriptor.idVendor,dev->descriptor.idProduct); |
| 1032 | if ((dev->descriptor.idVendor) == 0x066b && (dev->descriptor.idProduct) == 0x0103) { |
| 1033 | USB_STOR_PRINTF("patched for E-USB\n"); |
| 1034 | protocol = US_PR_CB; |
| 1035 | subclass = US_SC_UFI; /* an assumption */ |
| 1036 | } |
| 1037 | #endif |
| 1038 | |
| 1039 | if (dev->descriptor.bDeviceClass != 0 || |
| 1040 | iface->bInterfaceClass != USB_CLASS_MASS_STORAGE || |
| 1041 | iface->bInterfaceSubClass < US_SC_MIN || |
| 1042 | iface->bInterfaceSubClass > US_SC_MAX) { |
| 1043 | /* if it's not a mass storage, we go no further */ |
| 1044 | return 0; |
| 1045 | } |
| 1046 | |
Wolfgang Denk | c7a4f7d | 2005-07-21 11:57:57 +0200 | [diff] [blame] | 1047 | memset(ss, 0, sizeof(struct us_data)); |
| 1048 | |
wdenk | affae2b | 2002-08-17 09:36:01 +0000 | [diff] [blame] | 1049 | /* At this point, we know we've got a live one */ |
| 1050 | USB_STOR_PRINTF("\n\nUSB Mass Storage device detected\n"); |
| 1051 | |
| 1052 | /* Initialize the us_data structure with some useful info */ |
| 1053 | ss->flags = flags; |
| 1054 | ss->ifnum = ifnum; |
| 1055 | ss->pusb_dev = dev; |
| 1056 | ss->attention_done = 0; |
| 1057 | |
| 1058 | /* If the device has subclass and protocol, then use that. Otherwise, |
| 1059 | * take data from the specific interface. |
| 1060 | */ |
| 1061 | if (subclass) { |
| 1062 | ss->subclass = subclass; |
| 1063 | ss->protocol = protocol; |
| 1064 | } else { |
| 1065 | ss->subclass = iface->bInterfaceSubClass; |
| 1066 | ss->protocol = iface->bInterfaceProtocol; |
| 1067 | } |
| 1068 | |
| 1069 | /* set the handler pointers based on the protocol */ |
| 1070 | USB_STOR_PRINTF("Transport: "); |
| 1071 | switch (ss->protocol) { |
| 1072 | case US_PR_CB: |
| 1073 | USB_STOR_PRINTF("Control/Bulk\n"); |
| 1074 | ss->transport = usb_stor_CB_transport; |
| 1075 | ss->transport_reset = usb_stor_CB_reset; |
| 1076 | break; |
| 1077 | |
| 1078 | case US_PR_CBI: |
| 1079 | USB_STOR_PRINTF("Control/Bulk/Interrupt\n"); |
| 1080 | ss->transport = usb_stor_CB_transport; |
| 1081 | ss->transport_reset = usb_stor_CB_reset; |
| 1082 | break; |
wdenk | de887eb | 2003-09-10 18:20:28 +0000 | [diff] [blame] | 1083 | case US_PR_BULK: |
| 1084 | USB_STOR_PRINTF("Bulk/Bulk/Bulk\n"); |
| 1085 | ss->transport = usb_stor_BBB_transport; |
| 1086 | ss->transport_reset = usb_stor_BBB_reset; |
| 1087 | break; |
wdenk | affae2b | 2002-08-17 09:36:01 +0000 | [diff] [blame] | 1088 | default: |
wdenk | 5f49575 | 2004-02-26 23:46:20 +0000 | [diff] [blame] | 1089 | printf("USB Storage Transport unknown / not yet implemented\n"); |
wdenk | affae2b | 2002-08-17 09:36:01 +0000 | [diff] [blame] | 1090 | return 0; |
| 1091 | break; |
| 1092 | } |
| 1093 | |
| 1094 | /* |
| 1095 | * We are expecting a minimum of 2 endpoints - in and out (bulk). |
| 1096 | * An optional interrupt is OK (necessary for CBI protocol). |
| 1097 | * We will ignore any others. |
| 1098 | */ |
| 1099 | for (i = 0; i < iface->bNumEndpoints; i++) { |
| 1100 | /* is it an BULK endpoint? */ |
| 1101 | if ((iface->ep_desc[i].bmAttributes & USB_ENDPOINT_XFERTYPE_MASK) |
| 1102 | == USB_ENDPOINT_XFER_BULK) { |
| 1103 | if (iface->ep_desc[i].bEndpointAddress & USB_DIR_IN) |
| 1104 | ss->ep_in = iface->ep_desc[i].bEndpointAddress & |
| 1105 | USB_ENDPOINT_NUMBER_MASK; |
| 1106 | else |
| 1107 | ss->ep_out = iface->ep_desc[i].bEndpointAddress & |
| 1108 | USB_ENDPOINT_NUMBER_MASK; |
| 1109 | } |
| 1110 | |
| 1111 | /* is it an interrupt endpoint? */ |
| 1112 | if ((iface->ep_desc[i].bmAttributes & USB_ENDPOINT_XFERTYPE_MASK) |
| 1113 | == USB_ENDPOINT_XFER_INT) { |
| 1114 | ss->ep_int = iface->ep_desc[i].bEndpointAddress & |
| 1115 | USB_ENDPOINT_NUMBER_MASK; |
| 1116 | ss->irqinterval = iface->ep_desc[i].bInterval; |
| 1117 | } |
| 1118 | } |
| 1119 | USB_STOR_PRINTF("Endpoints In %d Out %d Int %d\n", |
| 1120 | ss->ep_in, ss->ep_out, ss->ep_int); |
| 1121 | |
| 1122 | /* Do some basic sanity checks, and bail if we find a problem */ |
| 1123 | if (usb_set_interface(dev, iface->bInterfaceNumber, 0) || |
| 1124 | !ss->ep_in || !ss->ep_out || |
| 1125 | (ss->protocol == US_PR_CBI && ss->ep_int == 0)) { |
| 1126 | USB_STOR_PRINTF("Problems with device\n"); |
| 1127 | return 0; |
| 1128 | } |
| 1129 | /* set class specific stuff */ |
wdenk | de887eb | 2003-09-10 18:20:28 +0000 | [diff] [blame] | 1130 | /* We only handle certain protocols. Currently, these are |
| 1131 | * the only ones. |
wdenk | 5f49575 | 2004-02-26 23:46:20 +0000 | [diff] [blame] | 1132 | * The SFF8070 accepts the requests used in u-boot |
wdenk | affae2b | 2002-08-17 09:36:01 +0000 | [diff] [blame] | 1133 | */ |
wdenk | 5f49575 | 2004-02-26 23:46:20 +0000 | [diff] [blame] | 1134 | if (ss->subclass != US_SC_UFI && ss->subclass != US_SC_SCSI && |
| 1135 | ss->subclass != US_SC_8070) { |
wdenk | affae2b | 2002-08-17 09:36:01 +0000 | [diff] [blame] | 1136 | printf("Sorry, protocol %d not yet supported.\n",ss->subclass); |
| 1137 | return 0; |
| 1138 | } |
wdenk | de887eb | 2003-09-10 18:20:28 +0000 | [diff] [blame] | 1139 | if(ss->ep_int) { /* we had found an interrupt endpoint, prepare irq pipe */ |
wdenk | affae2b | 2002-08-17 09:36:01 +0000 | [diff] [blame] | 1140 | /* set up the IRQ pipe and handler */ |
| 1141 | |
| 1142 | ss->irqinterval = (ss->irqinterval > 0) ? ss->irqinterval : 255; |
| 1143 | ss->irqpipe = usb_rcvintpipe(ss->pusb_dev, ss->ep_int); |
| 1144 | ss->irqmaxp = usb_maxpacket(dev, ss->irqpipe); |
| 1145 | dev->irq_handle=usb_stor_irq; |
wdenk | affae2b | 2002-08-17 09:36:01 +0000 | [diff] [blame] | 1146 | } |
wdenk | 934c4f8 | 2003-09-11 19:48:06 +0000 | [diff] [blame] | 1147 | dev->privptr=(void *)ss; |
wdenk | affae2b | 2002-08-17 09:36:01 +0000 | [diff] [blame] | 1148 | return 1; |
| 1149 | } |
| 1150 | |
| 1151 | int usb_stor_get_info(struct usb_device *dev,struct us_data *ss,block_dev_desc_t *dev_desc) |
| 1152 | { |
| 1153 | unsigned char perq,modi; |
| 1154 | unsigned long cap[2]; |
| 1155 | unsigned long *capacity,*blksz; |
Wolfgang Denk | c7a4f7d | 2005-07-21 11:57:57 +0200 | [diff] [blame] | 1156 | ccb *pccb = &usb_ccb; |
wdenk | affae2b | 2002-08-17 09:36:01 +0000 | [diff] [blame] | 1157 | |
Wolfgang Denk | c7a4f7d | 2005-07-21 11:57:57 +0200 | [diff] [blame] | 1158 | /* for some reasons a couple of devices would not survive this reset */ |
| 1159 | if ( |
| 1160 | /* Sony USM256E */ |
| 1161 | (dev->descriptor.idVendor == 0x054c && |
| 1162 | dev->descriptor.idProduct == 0x019e) |
| 1163 | |
| 1164 | || |
| 1165 | /* USB007 Mini-USB2 Flash Drive */ |
| 1166 | (dev->descriptor.idVendor == 0x066f && |
| 1167 | dev->descriptor.idProduct == 0x2010) |
Bartlomiej Sieka | 7655901 | 2006-07-13 15:32:16 +0200 | [diff] [blame] | 1168 | || |
| 1169 | /* SanDisk Corporation Cruzer Micro 20044318410546613953 */ |
| 1170 | (dev->descriptor.idVendor == 0x0781 && |
| 1171 | dev->descriptor.idProduct == 0x5151) |
Wolfgang Denk | c7a4f7d | 2005-07-21 11:57:57 +0200 | [diff] [blame] | 1172 | ) |
| 1173 | USB_STOR_PRINTF("usb_stor_get_info: skipping RESET..\n"); |
Wolfgang Denk | d06ce5d | 2005-08-02 17:06:17 +0200 | [diff] [blame] | 1174 | else |
wdenk | 6c59edc | 2004-05-03 20:45:30 +0000 | [diff] [blame] | 1175 | ss->transport_reset(ss); |
wdenk | affae2b | 2002-08-17 09:36:01 +0000 | [diff] [blame] | 1176 | |
Wolfgang Denk | c7a4f7d | 2005-07-21 11:57:57 +0200 | [diff] [blame] | 1177 | pccb->pdata = usb_stor_buf; |
| 1178 | |
| 1179 | dev_desc->target = dev->devnum; |
| 1180 | pccb->lun = dev_desc->lun; |
wdenk | affae2b | 2002-08-17 09:36:01 +0000 | [diff] [blame] | 1181 | USB_STOR_PRINTF(" address %d\n",dev_desc->target); |
| 1182 | |
| 1183 | if(usb_inquiry(pccb,ss)) |
| 1184 | return -1; |
Wolfgang Denk | d06ce5d | 2005-08-02 17:06:17 +0200 | [diff] [blame] | 1185 | |
Wolfgang Denk | c7a4f7d | 2005-07-21 11:57:57 +0200 | [diff] [blame] | 1186 | perq = usb_stor_buf[0]; |
| 1187 | modi = usb_stor_buf[1]; |
| 1188 | if((perq & 0x1f) == 0x1f) { |
wdenk | affae2b | 2002-08-17 09:36:01 +0000 | [diff] [blame] | 1189 | return 0; /* skip unknown devices */ |
| 1190 | } |
Wolfgang Denk | c7a4f7d | 2005-07-21 11:57:57 +0200 | [diff] [blame] | 1191 | if((modi&0x80) == 0x80) {/* drive is removable */ |
| 1192 | dev_desc->removable = 1; |
wdenk | affae2b | 2002-08-17 09:36:01 +0000 | [diff] [blame] | 1193 | } |
| 1194 | memcpy(&dev_desc->vendor[0], &usb_stor_buf[8], 8); |
| 1195 | memcpy(&dev_desc->product[0], &usb_stor_buf[16], 16); |
| 1196 | memcpy(&dev_desc->revision[0], &usb_stor_buf[32], 4); |
Wolfgang Denk | c7a4f7d | 2005-07-21 11:57:57 +0200 | [diff] [blame] | 1197 | dev_desc->vendor[8] = 0; |
| 1198 | dev_desc->product[16] = 0; |
| 1199 | dev_desc->revision[4] = 0; |
Bartlomiej Sieka | 9d47ad4 | 2006-08-22 10:38:18 +0200 | [diff] [blame] | 1200 | #ifdef CONFIG_USB_BIN_FIXUP |
Wolfgang Denk | 9225411 | 2007-11-18 16:36:27 +0100 | [diff] [blame] | 1201 | usb_bin_fixup(dev->descriptor, (uchar *)dev_desc->vendor, (uchar *)dev_desc->product); |
Bartlomiej Sieka | 9d47ad4 | 2006-08-22 10:38:18 +0200 | [diff] [blame] | 1202 | #endif /* CONFIG_USB_BIN_FIXUP */ |
wdenk | affae2b | 2002-08-17 09:36:01 +0000 | [diff] [blame] | 1203 | USB_STOR_PRINTF("ISO Vers %X, Response Data %X\n",usb_stor_buf[2],usb_stor_buf[3]); |
| 1204 | if(usb_test_unit_ready(pccb,ss)) { |
| 1205 | printf("Device NOT ready\n Request Sense returned %02X %02X %02X\n",pccb->sense_buf[2],pccb->sense_buf[12],pccb->sense_buf[13]); |
Wolfgang Denk | c7a4f7d | 2005-07-21 11:57:57 +0200 | [diff] [blame] | 1206 | if(dev_desc->removable == 1) { |
| 1207 | dev_desc->type = perq; |
wdenk | affae2b | 2002-08-17 09:36:01 +0000 | [diff] [blame] | 1208 | return 1; |
| 1209 | } |
| 1210 | else |
| 1211 | return 0; |
| 1212 | } |
Wolfgang Denk | c7a4f7d | 2005-07-21 11:57:57 +0200 | [diff] [blame] | 1213 | pccb->pdata = (unsigned char *)&cap[0]; |
wdenk | affae2b | 2002-08-17 09:36:01 +0000 | [diff] [blame] | 1214 | memset(pccb->pdata,0,8); |
Wolfgang Denk | c7a4f7d | 2005-07-21 11:57:57 +0200 | [diff] [blame] | 1215 | if(usb_read_capacity(pccb,ss) != 0) { |
wdenk | affae2b | 2002-08-17 09:36:01 +0000 | [diff] [blame] | 1216 | printf("READ_CAP ERROR\n"); |
Wolfgang Denk | c7a4f7d | 2005-07-21 11:57:57 +0200 | [diff] [blame] | 1217 | cap[0] = 2880; |
| 1218 | cap[1] = 0x200; |
wdenk | affae2b | 2002-08-17 09:36:01 +0000 | [diff] [blame] | 1219 | } |
| 1220 | USB_STOR_PRINTF("Read Capacity returns: 0x%lx, 0x%lx\n",cap[0],cap[1]); |
| 1221 | #if 0 |
| 1222 | if(cap[0]>(0x200000 * 10)) /* greater than 10 GByte */ |
| 1223 | cap[0]>>=16; |
| 1224 | #endif |
wdenk | de887eb | 2003-09-10 18:20:28 +0000 | [diff] [blame] | 1225 | #ifdef LITTLEENDIAN |
| 1226 | cap[0] = ((unsigned long)( |
| 1227 | (((unsigned long)(cap[0]) & (unsigned long)0x000000ffUL) << 24) | |
| 1228 | (((unsigned long)(cap[0]) & (unsigned long)0x0000ff00UL) << 8) | |
| 1229 | (((unsigned long)(cap[0]) & (unsigned long)0x00ff0000UL) >> 8) | |
| 1230 | (((unsigned long)(cap[0]) & (unsigned long)0xff000000UL) >> 24) )); |
| 1231 | cap[1] = ((unsigned long)( |
| 1232 | (((unsigned long)(cap[1]) & (unsigned long)0x000000ffUL) << 24) | |
| 1233 | (((unsigned long)(cap[1]) & (unsigned long)0x0000ff00UL) << 8) | |
| 1234 | (((unsigned long)(cap[1]) & (unsigned long)0x00ff0000UL) >> 8) | |
| 1235 | (((unsigned long)(cap[1]) & (unsigned long)0xff000000UL) >> 24) )); |
| 1236 | #endif |
| 1237 | /* this assumes bigendian! */ |
Wolfgang Denk | c7a4f7d | 2005-07-21 11:57:57 +0200 | [diff] [blame] | 1238 | cap[0] += 1; |
| 1239 | capacity = &cap[0]; |
| 1240 | blksz = &cap[1]; |
wdenk | affae2b | 2002-08-17 09:36:01 +0000 | [diff] [blame] | 1241 | USB_STOR_PRINTF("Capacity = 0x%lx, blocksz = 0x%lx\n",*capacity,*blksz); |
Wolfgang Denk | c7a4f7d | 2005-07-21 11:57:57 +0200 | [diff] [blame] | 1242 | dev_desc->lba = *capacity; |
| 1243 | dev_desc->blksz = *blksz; |
| 1244 | dev_desc->type = perq; |
wdenk | affae2b | 2002-08-17 09:36:01 +0000 | [diff] [blame] | 1245 | USB_STOR_PRINTF(" address %d\n",dev_desc->target); |
| 1246 | USB_STOR_PRINTF("partype: %d\n",dev_desc->part_type); |
| 1247 | |
| 1248 | init_part(dev_desc); |
| 1249 | |
| 1250 | USB_STOR_PRINTF("partype: %d\n",dev_desc->part_type); |
| 1251 | return 1; |
| 1252 | } |
| 1253 | |
wdenk | affae2b | 2002-08-17 09:36:01 +0000 | [diff] [blame] | 1254 | #endif /* CONFIG_USB_STORAGE */ |
Jon Loeliger | d704d91 | 2007-07-10 11:02:44 -0500 | [diff] [blame] | 1255 | #endif |