xref: /openbmc/linux/drivers/usb/storage/ene_ub6250.c (revision 9cfc5c90)
1 /*
2  *
3  * This program is free software; you can redistribute it and/or modify it
4  * under the terms of the GNU General Public License as published by the
5  * Free Software Foundation; either version 2, or (at your option) any
6  * later version.
7  *
8  * This program is distributed in the hope that it will be useful, but
9  * WITHOUT ANY WARRANTY; without even the implied warranty of
10  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
11  * General Public License for more details.
12  *
13  * You should have received a copy of the GNU General Public License along
14  * with this program; if not, write to the Free Software Foundation, Inc.,
15  * 675 Mass Ave, Cambridge, MA 02139, USA.
16  */
17 #include <linux/jiffies.h>
18 #include <linux/errno.h>
19 #include <linux/module.h>
20 #include <linux/slab.h>
21 
22 #include <scsi/scsi.h>
23 #include <scsi/scsi_cmnd.h>
24 
25 #include <linux/firmware.h>
26 
27 #include "usb.h"
28 #include "transport.h"
29 #include "protocol.h"
30 #include "debug.h"
31 #include "scsiglue.h"
32 
33 #define SD_INIT1_FIRMWARE "ene-ub6250/sd_init1.bin"
34 #define SD_INIT2_FIRMWARE "ene-ub6250/sd_init2.bin"
35 #define SD_RW_FIRMWARE "ene-ub6250/sd_rdwr.bin"
36 #define MS_INIT_FIRMWARE "ene-ub6250/ms_init.bin"
37 #define MSP_RW_FIRMWARE "ene-ub6250/msp_rdwr.bin"
38 #define MS_RW_FIRMWARE "ene-ub6250/ms_rdwr.bin"
39 
40 #define DRV_NAME "ums_eneub6250"
41 
42 MODULE_DESCRIPTION("Driver for ENE UB6250 reader");
43 MODULE_LICENSE("GPL");
44 MODULE_FIRMWARE(SD_INIT1_FIRMWARE);
45 MODULE_FIRMWARE(SD_INIT2_FIRMWARE);
46 MODULE_FIRMWARE(SD_RW_FIRMWARE);
47 MODULE_FIRMWARE(MS_INIT_FIRMWARE);
48 MODULE_FIRMWARE(MSP_RW_FIRMWARE);
49 MODULE_FIRMWARE(MS_RW_FIRMWARE);
50 
51 /*
52  * The table of devices
53  */
54 #define UNUSUAL_DEV(id_vendor, id_product, bcdDeviceMin, bcdDeviceMax, \
55 		    vendorName, productName, useProtocol, useTransport, \
56 		    initFunction, flags) \
57 { USB_DEVICE_VER(id_vendor, id_product, bcdDeviceMin, bcdDeviceMax), \
58 	.driver_info = (flags)}
59 
60 static struct usb_device_id ene_ub6250_usb_ids[] = {
61 #	include "unusual_ene_ub6250.h"
62 	{ }		/* Terminating entry */
63 };
64 MODULE_DEVICE_TABLE(usb, ene_ub6250_usb_ids);
65 
66 #undef UNUSUAL_DEV
67 
68 /*
69  * The flags table
70  */
71 #define UNUSUAL_DEV(idVendor, idProduct, bcdDeviceMin, bcdDeviceMax, \
72 		    vendor_name, product_name, use_protocol, use_transport, \
73 		    init_function, Flags) \
74 { \
75 	.vendorName = vendor_name,	\
76 	.productName = product_name,	\
77 	.useProtocol = use_protocol,	\
78 	.useTransport = use_transport,	\
79 	.initFunction = init_function,	\
80 }
81 
82 static struct us_unusual_dev ene_ub6250_unusual_dev_list[] = {
83 #	include "unusual_ene_ub6250.h"
84 	{ }		/* Terminating entry */
85 };
86 
87 #undef UNUSUAL_DEV
88 
89 
90 
91 /* ENE bin code len */
92 #define ENE_BIN_CODE_LEN    0x800
93 /* EnE HW Register */
94 #define REG_CARD_STATUS     0xFF83
95 #define REG_HW_TRAP1        0xFF89
96 
97 /* SRB Status */
98 #define SS_SUCCESS                  0x00      /* No Sense */
99 #define SS_NOT_READY                0x02
100 #define SS_MEDIUM_ERR               0x03
101 #define SS_HW_ERR                   0x04
102 #define SS_ILLEGAL_REQUEST          0x05
103 #define SS_UNIT_ATTENTION           0x06
104 
105 /* ENE Load FW Pattern */
106 #define SD_INIT1_PATTERN   1
107 #define SD_INIT2_PATTERN   2
108 #define SD_RW_PATTERN      3
109 #define MS_INIT_PATTERN    4
110 #define MSP_RW_PATTERN     5
111 #define MS_RW_PATTERN      6
112 #define SM_INIT_PATTERN    7
113 #define SM_RW_PATTERN      8
114 
115 #define FDIR_WRITE         0
116 #define FDIR_READ          1
117 
118 /* For MS Card */
119 
120 /* Status Register 1 */
121 #define MS_REG_ST1_MB           0x80    /* media busy */
122 #define MS_REG_ST1_FB1          0x40    /* flush busy 1 */
123 #define MS_REG_ST1_DTER         0x20    /* error on data(corrected) */
124 #define MS_REG_ST1_UCDT         0x10    /* unable to correct data */
125 #define MS_REG_ST1_EXER         0x08    /* error on extra(corrected) */
126 #define MS_REG_ST1_UCEX         0x04    /* unable to correct extra */
127 #define MS_REG_ST1_FGER         0x02    /* error on overwrite flag(corrected) */
128 #define MS_REG_ST1_UCFG         0x01    /* unable to correct overwrite flag */
129 #define MS_REG_ST1_DEFAULT	(MS_REG_ST1_MB | MS_REG_ST1_FB1 | MS_REG_ST1_DTER | MS_REG_ST1_UCDT | MS_REG_ST1_EXER | MS_REG_ST1_UCEX | MS_REG_ST1_FGER | MS_REG_ST1_UCFG)
130 
131 /* Overwrite Area */
132 #define MS_REG_OVR_BKST		0x80            /* block status */
133 #define MS_REG_OVR_BKST_OK	MS_REG_OVR_BKST     /* OK */
134 #define MS_REG_OVR_BKST_NG	0x00            /* NG */
135 #define MS_REG_OVR_PGST0	0x40            /* page status */
136 #define MS_REG_OVR_PGST1	0x20
137 #define MS_REG_OVR_PGST_MASK	(MS_REG_OVR_PGST0 | MS_REG_OVR_PGST1)
138 #define MS_REG_OVR_PGST_OK	(MS_REG_OVR_PGST0 | MS_REG_OVR_PGST1) /* OK */
139 #define MS_REG_OVR_PGST_NG	MS_REG_OVR_PGST1                      /* NG */
140 #define MS_REG_OVR_PGST_DATA_ERROR	0x00        /* data error */
141 #define MS_REG_OVR_UDST			0x10        /* update status */
142 #define MS_REG_OVR_UDST_UPDATING	0x00        /* updating */
143 #define MS_REG_OVR_UDST_NO_UPDATE	MS_REG_OVR_UDST
144 #define MS_REG_OVR_RESERVED	0x08
145 #define MS_REG_OVR_DEFAULT	(MS_REG_OVR_BKST_OK | MS_REG_OVR_PGST_OK | MS_REG_OVR_UDST_NO_UPDATE | MS_REG_OVR_RESERVED)
146 
147 /* Management Flag */
148 #define MS_REG_MNG_SCMS0	0x20    /* serial copy management system */
149 #define MS_REG_MNG_SCMS1	0x10
150 #define MS_REG_MNG_SCMS_MASK		(MS_REG_MNG_SCMS0 | MS_REG_MNG_SCMS1)
151 #define MS_REG_MNG_SCMS_COPY_OK		(MS_REG_MNG_SCMS0 | MS_REG_MNG_SCMS1)
152 #define MS_REG_MNG_SCMS_ONE_COPY	MS_REG_MNG_SCMS1
153 #define MS_REG_MNG_SCMS_NO_COPY	0x00
154 #define MS_REG_MNG_ATFLG	0x08    /* address transfer table flag */
155 #define MS_REG_MNG_ATFLG_OTHER	MS_REG_MNG_ATFLG    /* other */
156 #define MS_REG_MNG_ATFLG_ATTBL	0x00	/* address transfer table */
157 #define MS_REG_MNG_SYSFLG	0x04	/* system flag */
158 #define MS_REG_MNG_SYSFLG_USER	MS_REG_MNG_SYSFLG   /* user block */
159 #define MS_REG_MNG_SYSFLG_BOOT	0x00	/* system block */
160 #define MS_REG_MNG_RESERVED	0xc3
161 #define MS_REG_MNG_DEFAULT	(MS_REG_MNG_SCMS_COPY_OK | MS_REG_MNG_ATFLG_OTHER | MS_REG_MNG_SYSFLG_USER | MS_REG_MNG_RESERVED)
162 
163 
164 #define MS_MAX_PAGES_PER_BLOCK		32
165 #define MS_MAX_INITIAL_ERROR_BLOCKS 	10
166 #define MS_LIB_BITS_PER_BYTE		8
167 
168 #define MS_SYSINF_FORMAT_FAT		1
169 #define MS_SYSINF_USAGE_GENERAL		0
170 
171 #define MS_SYSINF_MSCLASS_TYPE_1	1
172 #define MS_SYSINF_PAGE_SIZE		MS_BYTES_PER_PAGE /* fixed */
173 
174 #define MS_SYSINF_CARDTYPE_RDONLY	1
175 #define MS_SYSINF_CARDTYPE_RDWR		2
176 #define MS_SYSINF_CARDTYPE_HYBRID	3
177 #define MS_SYSINF_SECURITY		0x01
178 #define MS_SYSINF_SECURITY_NO_SUPPORT	MS_SYSINF_SECURITY
179 #define MS_SYSINF_SECURITY_SUPPORT	0
180 
181 #define MS_SYSINF_RESERVED1		1
182 #define MS_SYSINF_RESERVED2		1
183 
184 #define MS_SYSENT_TYPE_INVALID_BLOCK	0x01
185 #define MS_SYSENT_TYPE_CIS_IDI		0x0a    /* CIS/IDI */
186 
187 #define SIZE_OF_KIRO		1024
188 #define BYTE_MASK		0xff
189 
190 /* ms error code */
191 #define MS_STATUS_WRITE_PROTECT	0x0106
192 #define MS_STATUS_SUCCESS	0x0000
193 #define MS_ERROR_FLASH_READ	0x8003
194 #define MS_ERROR_FLASH_ERASE	0x8005
195 #define MS_LB_ERROR		0xfff0
196 #define MS_LB_BOOT_BLOCK	0xfff1
197 #define MS_LB_INITIAL_ERROR	0xfff2
198 #define MS_STATUS_SUCCESS_WITH_ECC 0xfff3
199 #define MS_LB_ACQUIRED_ERROR	0xfff4
200 #define MS_LB_NOT_USED_ERASED	0xfff5
201 #define MS_NOCARD_ERROR		0xfff8
202 #define MS_NO_MEMORY_ERROR	0xfff9
203 #define MS_STATUS_INT_ERROR	0xfffa
204 #define MS_STATUS_ERROR		0xfffe
205 #define MS_LB_NOT_USED		0xffff
206 
207 #define MS_REG_MNG_SYSFLG	0x04    /* system flag */
208 #define MS_REG_MNG_SYSFLG_USER	MS_REG_MNG_SYSFLG   /* user block */
209 
210 #define MS_BOOT_BLOCK_ID                        0x0001
211 #define MS_BOOT_BLOCK_FORMAT_VERSION            0x0100
212 #define MS_BOOT_BLOCK_DATA_ENTRIES              2
213 
214 #define MS_NUMBER_OF_SYSTEM_ENTRY       	4
215 #define MS_NUMBER_OF_BOOT_BLOCK			2
216 #define MS_BYTES_PER_PAGE			512
217 #define MS_LOGICAL_BLOCKS_PER_SEGMENT		496
218 #define MS_LOGICAL_BLOCKS_IN_1ST_SEGMENT        494
219 
220 #define MS_PHYSICAL_BLOCKS_PER_SEGMENT		0x200 /* 512 */
221 #define MS_PHYSICAL_BLOCKS_PER_SEGMENT_MASK     0x1ff
222 
223 /* overwrite area */
224 #define MS_REG_OVR_BKST		0x80		/* block status */
225 #define MS_REG_OVR_BKST_OK	MS_REG_OVR_BKST	/* OK */
226 #define MS_REG_OVR_BKST_NG	0x00            /* NG */
227 
228 /* Status Register 1 */
229 #define MS_REG_ST1_DTER		0x20	/* error on data(corrected) */
230 #define MS_REG_ST1_EXER		0x08	/* error on extra(corrected) */
231 #define MS_REG_ST1_FGER		0x02	/* error on overwrite flag(corrected) */
232 
233 /* MemoryStick Register */
234 /* Status Register 0 */
235 #define MS_REG_ST0_WP		0x01	/* write protected */
236 #define MS_REG_ST0_WP_ON	MS_REG_ST0_WP
237 
238 #define MS_LIB_CTRL_RDONLY      0
239 #define MS_LIB_CTRL_WRPROTECT   1
240 
241 /*dphy->log table */
242 #define ms_libconv_to_logical(pdx, PhyBlock) (((PhyBlock) >= (pdx)->MS_Lib.NumberOfPhyBlock) ? MS_STATUS_ERROR : (pdx)->MS_Lib.Phy2LogMap[PhyBlock])
243 #define ms_libconv_to_physical(pdx, LogBlock) (((LogBlock) >= (pdx)->MS_Lib.NumberOfLogBlock) ? MS_STATUS_ERROR : (pdx)->MS_Lib.Log2PhyMap[LogBlock])
244 
245 #define ms_lib_ctrl_set(pdx, Flag)	((pdx)->MS_Lib.flags |= (1 << (Flag)))
246 #define ms_lib_ctrl_reset(pdx, Flag)	((pdx)->MS_Lib.flags &= ~(1 << (Flag)))
247 #define ms_lib_ctrl_check(pdx, Flag)	((pdx)->MS_Lib.flags & (1 << (Flag)))
248 
249 #define ms_lib_iswritable(pdx) ((ms_lib_ctrl_check((pdx), MS_LIB_CTRL_RDONLY) == 0) && (ms_lib_ctrl_check(pdx, MS_LIB_CTRL_WRPROTECT) == 0))
250 #define ms_lib_clear_pagemap(pdx) memset((pdx)->MS_Lib.pagemap, 0, sizeof((pdx)->MS_Lib.pagemap))
251 #define memstick_logaddr(logadr1, logadr0) ((((u16)(logadr1)) << 8) | (logadr0))
252 
253 
254 struct SD_STATUS {
255 	u8    Insert:1;
256 	u8    Ready:1;
257 	u8    MediaChange:1;
258 	u8    IsMMC:1;
259 	u8    HiCapacity:1;
260 	u8    HiSpeed:1;
261 	u8    WtP:1;
262 	u8    Reserved:1;
263 };
264 
265 struct MS_STATUS {
266 	u8    Insert:1;
267 	u8    Ready:1;
268 	u8    MediaChange:1;
269 	u8    IsMSPro:1;
270 	u8    IsMSPHG:1;
271 	u8    Reserved1:1;
272 	u8    WtP:1;
273 	u8    Reserved2:1;
274 };
275 
276 struct SM_STATUS {
277 	u8    Insert:1;
278 	u8    Ready:1;
279 	u8    MediaChange:1;
280 	u8    Reserved:3;
281 	u8    WtP:1;
282 	u8    IsMS:1;
283 };
284 
285 struct ms_bootblock_cis {
286 	u8 bCistplDEVICE[6];    /* 0 */
287 	u8 bCistplDEVICE0C[6];  /* 6 */
288 	u8 bCistplJEDECC[4];    /* 12 */
289 	u8 bCistplMANFID[6];    /* 16 */
290 	u8 bCistplVER1[32];     /* 22 */
291 	u8 bCistplFUNCID[4];    /* 54 */
292 	u8 bCistplFUNCE0[4];    /* 58 */
293 	u8 bCistplFUNCE1[5];    /* 62 */
294 	u8 bCistplCONF[7];      /* 67 */
295 	u8 bCistplCFTBLENT0[10];/* 74 */
296 	u8 bCistplCFTBLENT1[8]; /* 84 */
297 	u8 bCistplCFTBLENT2[12];/* 92 */
298 	u8 bCistplCFTBLENT3[8]; /* 104 */
299 	u8 bCistplCFTBLENT4[17];/* 112 */
300 	u8 bCistplCFTBLENT5[8]; /* 129 */
301 	u8 bCistplCFTBLENT6[17];/* 137 */
302 	u8 bCistplCFTBLENT7[8]; /* 154 */
303 	u8 bCistplNOLINK[3];    /* 162 */
304 } ;
305 
306 struct ms_bootblock_idi {
307 #define MS_IDI_GENERAL_CONF 0x848A
308 	u16 wIDIgeneralConfiguration;	/* 0 */
309 	u16 wIDInumberOfCylinder;	/* 1 */
310 	u16 wIDIreserved0;		/* 2 */
311 	u16 wIDInumberOfHead;		/* 3 */
312 	u16 wIDIbytesPerTrack;		/* 4 */
313 	u16 wIDIbytesPerSector;		/* 5 */
314 	u16 wIDIsectorsPerTrack;	/* 6 */
315 	u16 wIDItotalSectors[2];	/* 7-8  high,low */
316 	u16 wIDIreserved1[11];		/* 9-19 */
317 	u16 wIDIbufferType;		/* 20 */
318 	u16 wIDIbufferSize;		/* 21 */
319 	u16 wIDIlongCmdECC;		/* 22 */
320 	u16 wIDIfirmVersion[4];		/* 23-26 */
321 	u16 wIDImodelName[20];		/* 27-46 */
322 	u16 wIDIreserved2;		/* 47 */
323 	u16 wIDIlongWordSupported;	/* 48 */
324 	u16 wIDIdmaSupported;		/* 49 */
325 	u16 wIDIreserved3;		/* 50 */
326 	u16 wIDIpioTiming;		/* 51 */
327 	u16 wIDIdmaTiming;		/* 52 */
328 	u16 wIDItransferParameter;	/* 53 */
329 	u16 wIDIformattedCylinder;	/* 54 */
330 	u16 wIDIformattedHead;		/* 55 */
331 	u16 wIDIformattedSectorsPerTrack;/* 56 */
332 	u16 wIDIformattedTotalSectors[2];/* 57-58 */
333 	u16 wIDImultiSector;		/* 59 */
334 	u16 wIDIlbaSectors[2];		/* 60-61 */
335 	u16 wIDIsingleWordDMA;		/* 62 */
336 	u16 wIDImultiWordDMA;		/* 63 */
337 	u16 wIDIreserved4[192];		/* 64-255 */
338 };
339 
340 struct ms_bootblock_sysent_rec {
341 	u32 dwStart;
342 	u32 dwSize;
343 	u8 bType;
344 	u8 bReserved[3];
345 };
346 
347 struct ms_bootblock_sysent {
348 	struct ms_bootblock_sysent_rec entry[MS_NUMBER_OF_SYSTEM_ENTRY];
349 };
350 
351 struct ms_bootblock_sysinf {
352 	u8 bMsClass;			/* must be 1 */
353 	u8 bCardType;			/* see below */
354 	u16 wBlockSize;			/* n KB */
355 	u16 wBlockNumber;		/* number of physical block */
356 	u16 wTotalBlockNumber;		/* number of logical block */
357 	u16 wPageSize;			/* must be 0x200 */
358 	u8 bExtraSize;			/* 0x10 */
359 	u8 bSecuritySupport;
360 	u8 bAssemblyDate[8];
361 	u8 bFactoryArea[4];
362 	u8 bAssemblyMakerCode;
363 	u8 bAssemblyMachineCode[3];
364 	u16 wMemoryMakerCode;
365 	u16 wMemoryDeviceCode;
366 	u16 wMemorySize;
367 	u8 bReserved1;
368 	u8 bReserved2;
369 	u8 bVCC;
370 	u8 bVPP;
371 	u16 wControllerChipNumber;
372 	u16 wControllerFunction;	/* New MS */
373 	u8 bReserved3[9];		/* New MS */
374 	u8 bParallelSupport;		/* New MS */
375 	u16 wFormatValue;		/* New MS */
376 	u8 bFormatType;
377 	u8 bUsage;
378 	u8 bDeviceType;
379 	u8 bReserved4[22];
380 	u8 bFUValue3;
381 	u8 bFUValue4;
382 	u8 bReserved5[15];
383 };
384 
385 struct ms_bootblock_header {
386 	u16 wBlockID;
387 	u16 wFormatVersion;
388 	u8 bReserved1[184];
389 	u8 bNumberOfDataEntry;
390 	u8 bReserved2[179];
391 };
392 
393 struct ms_bootblock_page0 {
394 	struct ms_bootblock_header header;
395 	struct ms_bootblock_sysent sysent;
396 	struct ms_bootblock_sysinf sysinf;
397 };
398 
399 struct ms_bootblock_cis_idi {
400 	union {
401 		struct ms_bootblock_cis cis;
402 		u8 dmy[256];
403 	} cis;
404 
405 	union {
406 		struct ms_bootblock_idi idi;
407 		u8 dmy[256];
408 	} idi;
409 
410 };
411 
412 /* ENE MS Lib struct */
413 struct ms_lib_type_extdat {
414 	u8 reserved;
415 	u8 intr;
416 	u8 status0;
417 	u8 status1;
418 	u8 ovrflg;
419 	u8 mngflg;
420 	u16 logadr;
421 };
422 
423 struct ms_lib_ctrl {
424 	u32 flags;
425 	u32 BytesPerSector;
426 	u32 NumberOfCylinder;
427 	u32 SectorsPerCylinder;
428 	u16 cardType;			/* R/W, RO, Hybrid */
429 	u16 blockSize;
430 	u16 PagesPerBlock;
431 	u16 NumberOfPhyBlock;
432 	u16 NumberOfLogBlock;
433 	u16 NumberOfSegment;
434 	u16 *Phy2LogMap;		/* phy2log table */
435 	u16 *Log2PhyMap;		/* log2phy table */
436 	u16 wrtblk;
437 	unsigned char *pagemap[(MS_MAX_PAGES_PER_BLOCK + (MS_LIB_BITS_PER_BYTE-1)) / MS_LIB_BITS_PER_BYTE];
438 	unsigned char *blkpag;
439 	struct ms_lib_type_extdat *blkext;
440 	unsigned char copybuf[512];
441 };
442 
443 
444 /* SD Block Length */
445 /* 2^9 = 512 Bytes, The HW maximum read/write data length */
446 #define SD_BLOCK_LEN  9
447 
448 struct ene_ub6250_info {
449 	/* for 6250 code */
450 	struct SD_STATUS	SD_Status;
451 	struct MS_STATUS	MS_Status;
452 	struct SM_STATUS	SM_Status;
453 
454 	/* ----- SD Control Data ---------------- */
455 	/*SD_REGISTER SD_Regs; */
456 	u16		SD_Block_Mult;
457 	u8		SD_READ_BL_LEN;
458 	u16		SD_C_SIZE;
459 	u8		SD_C_SIZE_MULT;
460 
461 	/* SD/MMC New spec. */
462 	u8		SD_SPEC_VER;
463 	u8		SD_CSD_VER;
464 	u8		SD20_HIGH_CAPACITY;
465 	u32		HC_C_SIZE;
466 	u8		MMC_SPEC_VER;
467 	u8		MMC_BusWidth;
468 	u8		MMC_HIGH_CAPACITY;
469 
470 	/*----- MS Control Data ---------------- */
471 	bool		MS_SWWP;
472 	u32		MSP_TotalBlock;
473 	struct ms_lib_ctrl MS_Lib;
474 	bool		MS_IsRWPage;
475 	u16		MS_Model;
476 
477 	/*----- SM Control Data ---------------- */
478 	u8		SM_DeviceID;
479 	u8		SM_CardID;
480 
481 	unsigned char	*testbuf;
482 	u8		BIN_FLAG;
483 	u32		bl_num;
484 	int		SrbStatus;
485 
486 	/*------Power Managerment ---------------*/
487 	bool		Power_IsResum;
488 };
489 
490 static int ene_sd_init(struct us_data *us);
491 static int ene_ms_init(struct us_data *us);
492 static int ene_load_bincode(struct us_data *us, unsigned char flag);
493 
494 static void ene_ub6250_info_destructor(void *extra)
495 {
496 	if (!extra)
497 		return;
498 }
499 
500 static int ene_send_scsi_cmd(struct us_data *us, u8 fDir, void *buf, int use_sg)
501 {
502 	struct bulk_cb_wrap *bcb = (struct bulk_cb_wrap *) us->iobuf;
503 	struct bulk_cs_wrap *bcs = (struct bulk_cs_wrap *) us->iobuf;
504 
505 	int result;
506 	unsigned int residue;
507 	unsigned int cswlen = 0, partial = 0;
508 	unsigned int transfer_length = bcb->DataTransferLength;
509 
510 	/* usb_stor_dbg(us, "transport --- ene_send_scsi_cmd\n"); */
511 	/* send cmd to out endpoint */
512 	result = usb_stor_bulk_transfer_buf(us, us->send_bulk_pipe,
513 					    bcb, US_BULK_CB_WRAP_LEN, NULL);
514 	if (result != USB_STOR_XFER_GOOD) {
515 		usb_stor_dbg(us, "send cmd to out endpoint fail ---\n");
516 		return USB_STOR_TRANSPORT_ERROR;
517 	}
518 
519 	if (buf) {
520 		unsigned int pipe = fDir;
521 
522 		if (fDir  == FDIR_READ)
523 			pipe = us->recv_bulk_pipe;
524 		else
525 			pipe = us->send_bulk_pipe;
526 
527 		/* Bulk */
528 		if (use_sg) {
529 			result = usb_stor_bulk_srb(us, pipe, us->srb);
530 		} else {
531 			result = usb_stor_bulk_transfer_sg(us, pipe, buf,
532 						transfer_length, 0, &partial);
533 		}
534 		if (result != USB_STOR_XFER_GOOD) {
535 			usb_stor_dbg(us, "data transfer fail ---\n");
536 			return USB_STOR_TRANSPORT_ERROR;
537 		}
538 	}
539 
540 	/* Get CSW for device status */
541 	result = usb_stor_bulk_transfer_buf(us, us->recv_bulk_pipe, bcs,
542 					    US_BULK_CS_WRAP_LEN, &cswlen);
543 
544 	if (result == USB_STOR_XFER_SHORT && cswlen == 0) {
545 		usb_stor_dbg(us, "Received 0-length CSW; retrying...\n");
546 		result = usb_stor_bulk_transfer_buf(us, us->recv_bulk_pipe,
547 					    bcs, US_BULK_CS_WRAP_LEN, &cswlen);
548 	}
549 
550 	if (result == USB_STOR_XFER_STALLED) {
551 		/* get the status again */
552 		usb_stor_dbg(us, "Attempting to get CSW (2nd try)...\n");
553 		result = usb_stor_bulk_transfer_buf(us, us->recv_bulk_pipe,
554 						bcs, US_BULK_CS_WRAP_LEN, NULL);
555 	}
556 
557 	if (result != USB_STOR_XFER_GOOD)
558 		return USB_STOR_TRANSPORT_ERROR;
559 
560 	/* check bulk status */
561 	residue = le32_to_cpu(bcs->Residue);
562 
563 	/* try to compute the actual residue, based on how much data
564 	 * was really transferred and what the device tells us */
565 	if (residue && !(us->fflags & US_FL_IGNORE_RESIDUE)) {
566 		residue = min(residue, transfer_length);
567 		if (us->srb != NULL)
568 			scsi_set_resid(us->srb, max(scsi_get_resid(us->srb),
569 								(int)residue));
570 	}
571 
572 	if (bcs->Status != US_BULK_STAT_OK)
573 		return USB_STOR_TRANSPORT_ERROR;
574 
575 	return USB_STOR_TRANSPORT_GOOD;
576 }
577 
578 static int sd_scsi_test_unit_ready(struct us_data *us, struct scsi_cmnd *srb)
579 {
580 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
581 
582 	if (info->SD_Status.Insert && info->SD_Status.Ready)
583 		return USB_STOR_TRANSPORT_GOOD;
584 	else {
585 		ene_sd_init(us);
586 		return USB_STOR_TRANSPORT_GOOD;
587 	}
588 
589 	return USB_STOR_TRANSPORT_GOOD;
590 }
591 
592 static int sd_scsi_inquiry(struct us_data *us, struct scsi_cmnd *srb)
593 {
594 	unsigned char data_ptr[36] = {
595 		0x00, 0x80, 0x02, 0x00, 0x1F, 0x00, 0x00, 0x00, 0x55,
596 		0x53, 0x42, 0x32, 0x2E, 0x30, 0x20, 0x20, 0x43, 0x61,
597 		0x72, 0x64, 0x52, 0x65, 0x61, 0x64, 0x65, 0x72, 0x20,
598 		0x20, 0x20, 0x20, 0x20, 0x20, 0x30, 0x31, 0x30, 0x30 };
599 
600 	usb_stor_set_xfer_buf(data_ptr, 36, srb);
601 	return USB_STOR_TRANSPORT_GOOD;
602 }
603 
604 static int sd_scsi_mode_sense(struct us_data *us, struct scsi_cmnd *srb)
605 {
606 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
607 	unsigned char mediaNoWP[12] = {
608 		0x0b, 0x00, 0x00, 0x08, 0x00, 0x00,
609 		0x71, 0xc0, 0x00, 0x00, 0x02, 0x00 };
610 	unsigned char mediaWP[12]   = {
611 		0x0b, 0x00, 0x80, 0x08, 0x00, 0x00,
612 		0x71, 0xc0, 0x00, 0x00, 0x02, 0x00 };
613 
614 	if (info->SD_Status.WtP)
615 		usb_stor_set_xfer_buf(mediaWP, 12, srb);
616 	else
617 		usb_stor_set_xfer_buf(mediaNoWP, 12, srb);
618 
619 
620 	return USB_STOR_TRANSPORT_GOOD;
621 }
622 
623 static int sd_scsi_read_capacity(struct us_data *us, struct scsi_cmnd *srb)
624 {
625 	u32	bl_num;
626 	u32	bl_len;
627 	unsigned int offset = 0;
628 	unsigned char    buf[8];
629 	struct scatterlist *sg = NULL;
630 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
631 
632 	usb_stor_dbg(us, "sd_scsi_read_capacity\n");
633 	if (info->SD_Status.HiCapacity) {
634 		bl_len = 0x200;
635 		if (info->SD_Status.IsMMC)
636 			bl_num = info->HC_C_SIZE-1;
637 		else
638 			bl_num = (info->HC_C_SIZE + 1) * 1024 - 1;
639 	} else {
640 		bl_len = 1 << (info->SD_READ_BL_LEN);
641 		bl_num = info->SD_Block_Mult * (info->SD_C_SIZE + 1)
642 				* (1 << (info->SD_C_SIZE_MULT + 2)) - 1;
643 	}
644 	info->bl_num = bl_num;
645 	usb_stor_dbg(us, "bl_len = %x\n", bl_len);
646 	usb_stor_dbg(us, "bl_num = %x\n", bl_num);
647 
648 	/*srb->request_bufflen = 8; */
649 	buf[0] = (bl_num >> 24) & 0xff;
650 	buf[1] = (bl_num >> 16) & 0xff;
651 	buf[2] = (bl_num >> 8) & 0xff;
652 	buf[3] = (bl_num >> 0) & 0xff;
653 	buf[4] = (bl_len >> 24) & 0xff;
654 	buf[5] = (bl_len >> 16) & 0xff;
655 	buf[6] = (bl_len >> 8) & 0xff;
656 	buf[7] = (bl_len >> 0) & 0xff;
657 
658 	usb_stor_access_xfer_buf(buf, 8, srb, &sg, &offset, TO_XFER_BUF);
659 
660 	return USB_STOR_TRANSPORT_GOOD;
661 }
662 
663 static int sd_scsi_read(struct us_data *us, struct scsi_cmnd *srb)
664 {
665 	int result;
666 	unsigned char *cdb = srb->cmnd;
667 	struct bulk_cb_wrap *bcb = (struct bulk_cb_wrap *) us->iobuf;
668 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
669 
670 	u32 bn = ((cdb[2] << 24) & 0xff000000) | ((cdb[3] << 16) & 0x00ff0000) |
671 		 ((cdb[4] << 8) & 0x0000ff00) | ((cdb[5] << 0) & 0x000000ff);
672 	u16 blen = ((cdb[7] << 8) & 0xff00) | ((cdb[8] << 0) & 0x00ff);
673 	u32 bnByte = bn * 0x200;
674 	u32 blenByte = blen * 0x200;
675 
676 	if (bn > info->bl_num)
677 		return USB_STOR_TRANSPORT_ERROR;
678 
679 	result = ene_load_bincode(us, SD_RW_PATTERN);
680 	if (result != USB_STOR_XFER_GOOD) {
681 		usb_stor_dbg(us, "Load SD RW pattern Fail !!\n");
682 		return USB_STOR_TRANSPORT_ERROR;
683 	}
684 
685 	if (info->SD_Status.HiCapacity)
686 		bnByte = bn;
687 
688 	/* set up the command wrapper */
689 	memset(bcb, 0, sizeof(struct bulk_cb_wrap));
690 	bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN);
691 	bcb->DataTransferLength = blenByte;
692 	bcb->Flags  = US_BULK_FLAG_IN;
693 	bcb->CDB[0] = 0xF1;
694 	bcb->CDB[5] = (unsigned char)(bnByte);
695 	bcb->CDB[4] = (unsigned char)(bnByte>>8);
696 	bcb->CDB[3] = (unsigned char)(bnByte>>16);
697 	bcb->CDB[2] = (unsigned char)(bnByte>>24);
698 
699 	result = ene_send_scsi_cmd(us, FDIR_READ, scsi_sglist(srb), 1);
700 	return result;
701 }
702 
703 static int sd_scsi_write(struct us_data *us, struct scsi_cmnd *srb)
704 {
705 	int result;
706 	unsigned char *cdb = srb->cmnd;
707 	struct bulk_cb_wrap *bcb = (struct bulk_cb_wrap *) us->iobuf;
708 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
709 
710 	u32 bn = ((cdb[2] << 24) & 0xff000000) | ((cdb[3] << 16) & 0x00ff0000) |
711 		 ((cdb[4] << 8) & 0x0000ff00) | ((cdb[5] << 0) & 0x000000ff);
712 	u16 blen = ((cdb[7] << 8) & 0xff00) | ((cdb[8] << 0) & 0x00ff);
713 	u32 bnByte = bn * 0x200;
714 	u32 blenByte = blen * 0x200;
715 
716 	if (bn > info->bl_num)
717 		return USB_STOR_TRANSPORT_ERROR;
718 
719 	result = ene_load_bincode(us, SD_RW_PATTERN);
720 	if (result != USB_STOR_XFER_GOOD) {
721 		usb_stor_dbg(us, "Load SD RW pattern Fail !!\n");
722 		return USB_STOR_TRANSPORT_ERROR;
723 	}
724 
725 	if (info->SD_Status.HiCapacity)
726 		bnByte = bn;
727 
728 	/* set up the command wrapper */
729 	memset(bcb, 0, sizeof(struct bulk_cb_wrap));
730 	bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN);
731 	bcb->DataTransferLength = blenByte;
732 	bcb->Flags  = 0x00;
733 	bcb->CDB[0] = 0xF0;
734 	bcb->CDB[5] = (unsigned char)(bnByte);
735 	bcb->CDB[4] = (unsigned char)(bnByte>>8);
736 	bcb->CDB[3] = (unsigned char)(bnByte>>16);
737 	bcb->CDB[2] = (unsigned char)(bnByte>>24);
738 
739 	result = ene_send_scsi_cmd(us, FDIR_WRITE, scsi_sglist(srb), 1);
740 	return result;
741 }
742 
743 /*
744  * ENE MS Card
745  */
746 
747 static int ms_lib_set_logicalpair(struct us_data *us, u16 logblk, u16 phyblk)
748 {
749 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
750 
751 	if ((logblk >= info->MS_Lib.NumberOfLogBlock) || (phyblk >= info->MS_Lib.NumberOfPhyBlock))
752 		return (u32)-1;
753 
754 	info->MS_Lib.Phy2LogMap[phyblk] = logblk;
755 	info->MS_Lib.Log2PhyMap[logblk] = phyblk;
756 
757 	return 0;
758 }
759 
760 static int ms_lib_set_logicalblockmark(struct us_data *us, u16 phyblk, u16 mark)
761 {
762 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
763 
764 	if (phyblk >= info->MS_Lib.NumberOfPhyBlock)
765 		return (u32)-1;
766 
767 	info->MS_Lib.Phy2LogMap[phyblk] = mark;
768 
769 	return 0;
770 }
771 
772 static int ms_lib_set_initialerrorblock(struct us_data *us, u16 phyblk)
773 {
774 	return ms_lib_set_logicalblockmark(us, phyblk, MS_LB_INITIAL_ERROR);
775 }
776 
777 static int ms_lib_set_bootblockmark(struct us_data *us, u16 phyblk)
778 {
779 	return ms_lib_set_logicalblockmark(us, phyblk, MS_LB_BOOT_BLOCK);
780 }
781 
782 static int ms_lib_free_logicalmap(struct us_data *us)
783 {
784 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
785 
786 	kfree(info->MS_Lib.Phy2LogMap);
787 	info->MS_Lib.Phy2LogMap = NULL;
788 
789 	kfree(info->MS_Lib.Log2PhyMap);
790 	info->MS_Lib.Log2PhyMap = NULL;
791 
792 	return 0;
793 }
794 
795 static int ms_lib_alloc_logicalmap(struct us_data *us)
796 {
797 	u32  i;
798 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
799 
800 	info->MS_Lib.Phy2LogMap = kmalloc(info->MS_Lib.NumberOfPhyBlock * sizeof(u16), GFP_KERNEL);
801 	info->MS_Lib.Log2PhyMap = kmalloc(info->MS_Lib.NumberOfLogBlock * sizeof(u16), GFP_KERNEL);
802 
803 	if ((info->MS_Lib.Phy2LogMap == NULL) || (info->MS_Lib.Log2PhyMap == NULL)) {
804 		ms_lib_free_logicalmap(us);
805 		return (u32)-1;
806 	}
807 
808 	for (i = 0; i < info->MS_Lib.NumberOfPhyBlock; i++)
809 		info->MS_Lib.Phy2LogMap[i] = MS_LB_NOT_USED;
810 
811 	for (i = 0; i < info->MS_Lib.NumberOfLogBlock; i++)
812 		info->MS_Lib.Log2PhyMap[i] = MS_LB_NOT_USED;
813 
814 	return 0;
815 }
816 
817 static void ms_lib_clear_writebuf(struct us_data *us)
818 {
819 	int i;
820 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
821 
822 	info->MS_Lib.wrtblk = (u16)-1;
823 	ms_lib_clear_pagemap(info);
824 
825 	if (info->MS_Lib.blkpag)
826 		memset(info->MS_Lib.blkpag, 0xff, info->MS_Lib.PagesPerBlock * info->MS_Lib.BytesPerSector);
827 
828 	if (info->MS_Lib.blkext) {
829 		for (i = 0; i < info->MS_Lib.PagesPerBlock; i++) {
830 			info->MS_Lib.blkext[i].status1 = MS_REG_ST1_DEFAULT;
831 			info->MS_Lib.blkext[i].ovrflg = MS_REG_OVR_DEFAULT;
832 			info->MS_Lib.blkext[i].mngflg = MS_REG_MNG_DEFAULT;
833 			info->MS_Lib.blkext[i].logadr = MS_LB_NOT_USED;
834 		}
835 	}
836 }
837 
838 static int ms_count_freeblock(struct us_data *us, u16 PhyBlock)
839 {
840 	u32 Ende, Count;
841 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
842 
843 	Ende = PhyBlock + MS_PHYSICAL_BLOCKS_PER_SEGMENT;
844 	for (Count = 0; PhyBlock < Ende; PhyBlock++) {
845 		switch (info->MS_Lib.Phy2LogMap[PhyBlock]) {
846 		case MS_LB_NOT_USED:
847 		case MS_LB_NOT_USED_ERASED:
848 			Count++;
849 		default:
850 			break;
851 		}
852 	}
853 
854 	return Count;
855 }
856 
857 static int ms_read_readpage(struct us_data *us, u32 PhyBlockAddr,
858 		u8 PageNum, u32 *PageBuf, struct ms_lib_type_extdat *ExtraDat)
859 {
860 	struct bulk_cb_wrap *bcb = (struct bulk_cb_wrap *) us->iobuf;
861 	int result;
862 	u8 ExtBuf[4];
863 	u32 bn = PhyBlockAddr * 0x20 + PageNum;
864 
865 	/* printk(KERN_INFO "MS --- MS_ReaderReadPage,
866 	PhyBlockAddr = %x, PageNum = %x\n", PhyBlockAddr, PageNum); */
867 
868 	result = ene_load_bincode(us, MS_RW_PATTERN);
869 	if (result != USB_STOR_XFER_GOOD)
870 		return USB_STOR_TRANSPORT_ERROR;
871 
872 	/* Read Page Data */
873 	memset(bcb, 0, sizeof(struct bulk_cb_wrap));
874 	bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN);
875 	bcb->DataTransferLength = 0x200;
876 	bcb->Flags      = US_BULK_FLAG_IN;
877 	bcb->CDB[0]     = 0xF1;
878 
879 	bcb->CDB[1]     = 0x02; /* in init.c ENE_MSInit() is 0x01 */
880 
881 	bcb->CDB[5]     = (unsigned char)(bn);
882 	bcb->CDB[4]     = (unsigned char)(bn>>8);
883 	bcb->CDB[3]     = (unsigned char)(bn>>16);
884 	bcb->CDB[2]     = (unsigned char)(bn>>24);
885 
886 	result = ene_send_scsi_cmd(us, FDIR_READ, PageBuf, 0);
887 	if (result != USB_STOR_XFER_GOOD)
888 		return USB_STOR_TRANSPORT_ERROR;
889 
890 
891 	/* Read Extra Data */
892 	memset(bcb, 0, sizeof(struct bulk_cb_wrap));
893 	bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN);
894 	bcb->DataTransferLength = 0x4;
895 	bcb->Flags      = US_BULK_FLAG_IN;
896 	bcb->CDB[0]     = 0xF1;
897 	bcb->CDB[1]     = 0x03;
898 
899 	bcb->CDB[5]     = (unsigned char)(PageNum);
900 	bcb->CDB[4]     = (unsigned char)(PhyBlockAddr);
901 	bcb->CDB[3]     = (unsigned char)(PhyBlockAddr>>8);
902 	bcb->CDB[2]     = (unsigned char)(PhyBlockAddr>>16);
903 	bcb->CDB[6]     = 0x01;
904 
905 	result = ene_send_scsi_cmd(us, FDIR_READ, &ExtBuf, 0);
906 	if (result != USB_STOR_XFER_GOOD)
907 		return USB_STOR_TRANSPORT_ERROR;
908 
909 	ExtraDat->reserved = 0;
910 	ExtraDat->intr     = 0x80;  /* Not yet,fireware support */
911 	ExtraDat->status0  = 0x10;  /* Not yet,fireware support */
912 
913 	ExtraDat->status1  = 0x00;  /* Not yet,fireware support */
914 	ExtraDat->ovrflg   = ExtBuf[0];
915 	ExtraDat->mngflg   = ExtBuf[1];
916 	ExtraDat->logadr   = memstick_logaddr(ExtBuf[2], ExtBuf[3]);
917 
918 	return USB_STOR_TRANSPORT_GOOD;
919 }
920 
921 static int ms_lib_process_bootblock(struct us_data *us, u16 PhyBlock, u8 *PageData)
922 {
923 	struct ms_bootblock_sysent *SysEntry;
924 	struct ms_bootblock_sysinf *SysInfo;
925 	u32 i, result;
926 	u8 PageNumber;
927 	u8 *PageBuffer;
928 	struct ms_lib_type_extdat ExtraData;
929 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
930 
931 	PageBuffer = kmalloc(MS_BYTES_PER_PAGE, GFP_KERNEL);
932 	if (PageBuffer == NULL)
933 		return (u32)-1;
934 
935 	result = (u32)-1;
936 
937 	SysInfo = &(((struct ms_bootblock_page0 *)PageData)->sysinf);
938 
939 	if ((SysInfo->bMsClass != MS_SYSINF_MSCLASS_TYPE_1) ||
940 		(be16_to_cpu(SysInfo->wPageSize) != MS_SYSINF_PAGE_SIZE) ||
941 		((SysInfo->bSecuritySupport & MS_SYSINF_SECURITY) == MS_SYSINF_SECURITY_SUPPORT) ||
942 		(SysInfo->bReserved1 != MS_SYSINF_RESERVED1) ||
943 		(SysInfo->bReserved2 != MS_SYSINF_RESERVED2) ||
944 		(SysInfo->bFormatType != MS_SYSINF_FORMAT_FAT) ||
945 		(SysInfo->bUsage != MS_SYSINF_USAGE_GENERAL))
946 		goto exit;
947 		/* */
948 	switch (info->MS_Lib.cardType = SysInfo->bCardType) {
949 	case MS_SYSINF_CARDTYPE_RDONLY:
950 		ms_lib_ctrl_set(info, MS_LIB_CTRL_RDONLY);
951 		break;
952 	case MS_SYSINF_CARDTYPE_RDWR:
953 		ms_lib_ctrl_reset(info, MS_LIB_CTRL_RDONLY);
954 		break;
955 	case MS_SYSINF_CARDTYPE_HYBRID:
956 	default:
957 		goto exit;
958 	}
959 
960 	info->MS_Lib.blockSize = be16_to_cpu(SysInfo->wBlockSize);
961 	info->MS_Lib.NumberOfPhyBlock = be16_to_cpu(SysInfo->wBlockNumber);
962 	info->MS_Lib.NumberOfLogBlock = be16_to_cpu(SysInfo->wTotalBlockNumber)-2;
963 	info->MS_Lib.PagesPerBlock = info->MS_Lib.blockSize * SIZE_OF_KIRO / MS_BYTES_PER_PAGE;
964 	info->MS_Lib.NumberOfSegment = info->MS_Lib.NumberOfPhyBlock / MS_PHYSICAL_BLOCKS_PER_SEGMENT;
965 	info->MS_Model = be16_to_cpu(SysInfo->wMemorySize);
966 
967 	/*Allocate to all number of logicalblock and physicalblock */
968 	if (ms_lib_alloc_logicalmap(us))
969 		goto exit;
970 
971 	/* Mark the book block */
972 	ms_lib_set_bootblockmark(us, PhyBlock);
973 
974 	SysEntry = &(((struct ms_bootblock_page0 *)PageData)->sysent);
975 
976 	for (i = 0; i < MS_NUMBER_OF_SYSTEM_ENTRY; i++) {
977 		u32  EntryOffset, EntrySize;
978 
979 		EntryOffset = be32_to_cpu(SysEntry->entry[i].dwStart);
980 
981 		if (EntryOffset == 0xffffff)
982 			continue;
983 		EntrySize = be32_to_cpu(SysEntry->entry[i].dwSize);
984 
985 		if (EntrySize == 0)
986 			continue;
987 
988 		if (EntryOffset + MS_BYTES_PER_PAGE + EntrySize > info->MS_Lib.blockSize * (u32)SIZE_OF_KIRO)
989 			continue;
990 
991 		if (i == 0) {
992 			u8 PrevPageNumber = 0;
993 			u16 phyblk;
994 
995 			if (SysEntry->entry[i].bType != MS_SYSENT_TYPE_INVALID_BLOCK)
996 				goto exit;
997 
998 			while (EntrySize > 0) {
999 
1000 				PageNumber = (u8)(EntryOffset / MS_BYTES_PER_PAGE + 1);
1001 				if (PageNumber != PrevPageNumber) {
1002 					switch (ms_read_readpage(us, PhyBlock, PageNumber, (u32 *)PageBuffer, &ExtraData)) {
1003 					case MS_STATUS_SUCCESS:
1004 						break;
1005 					case MS_STATUS_WRITE_PROTECT:
1006 					case MS_ERROR_FLASH_READ:
1007 					case MS_STATUS_ERROR:
1008 					default:
1009 						goto exit;
1010 					}
1011 
1012 					PrevPageNumber = PageNumber;
1013 				}
1014 
1015 				phyblk = be16_to_cpu(*(u16 *)(PageBuffer + (EntryOffset % MS_BYTES_PER_PAGE)));
1016 				if (phyblk < 0x0fff)
1017 					ms_lib_set_initialerrorblock(us, phyblk);
1018 
1019 				EntryOffset += 2;
1020 				EntrySize -= 2;
1021 			}
1022 		} else if (i == 1) {  /* CIS/IDI */
1023 			struct ms_bootblock_idi *idi;
1024 
1025 			if (SysEntry->entry[i].bType != MS_SYSENT_TYPE_CIS_IDI)
1026 				goto exit;
1027 
1028 			switch (ms_read_readpage(us, PhyBlock, (u8)(EntryOffset / MS_BYTES_PER_PAGE + 1), (u32 *)PageBuffer, &ExtraData)) {
1029 			case MS_STATUS_SUCCESS:
1030 				break;
1031 			case MS_STATUS_WRITE_PROTECT:
1032 			case MS_ERROR_FLASH_READ:
1033 			case MS_STATUS_ERROR:
1034 			default:
1035 				goto exit;
1036 			}
1037 
1038 			idi = &((struct ms_bootblock_cis_idi *)(PageBuffer + (EntryOffset % MS_BYTES_PER_PAGE)))->idi.idi;
1039 			if (le16_to_cpu(idi->wIDIgeneralConfiguration) != MS_IDI_GENERAL_CONF)
1040 				goto exit;
1041 
1042 			info->MS_Lib.BytesPerSector = le16_to_cpu(idi->wIDIbytesPerSector);
1043 			if (info->MS_Lib.BytesPerSector != MS_BYTES_PER_PAGE)
1044 				goto exit;
1045 		}
1046 	} /* End for .. */
1047 
1048 	result = 0;
1049 
1050 exit:
1051 	if (result)
1052 		ms_lib_free_logicalmap(us);
1053 
1054 	kfree(PageBuffer);
1055 
1056 	result = 0;
1057 	return result;
1058 }
1059 
1060 static void ms_lib_free_writebuf(struct us_data *us)
1061 {
1062 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
1063 	info->MS_Lib.wrtblk = (u16)-1; /* set to -1 */
1064 
1065 	/* memset((fdoExt)->MS_Lib.pagemap, 0, sizeof((fdoExt)->MS_Lib.pagemap)) */
1066 
1067 	ms_lib_clear_pagemap(info); /* (pdx)->MS_Lib.pagemap memset 0 in ms.h */
1068 
1069 	if (info->MS_Lib.blkpag) {
1070 		kfree((u8 *)(info->MS_Lib.blkpag));  /* Arnold test ... */
1071 		info->MS_Lib.blkpag = NULL;
1072 	}
1073 
1074 	if (info->MS_Lib.blkext) {
1075 		kfree((u8 *)(info->MS_Lib.blkext));  /* Arnold test ... */
1076 		info->MS_Lib.blkext = NULL;
1077 	}
1078 }
1079 
1080 
1081 static void ms_lib_free_allocatedarea(struct us_data *us)
1082 {
1083 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
1084 
1085 	ms_lib_free_writebuf(us); /* Free MS_Lib.pagemap */
1086 	ms_lib_free_logicalmap(us); /* kfree MS_Lib.Phy2LogMap and MS_Lib.Log2PhyMap */
1087 
1088 	/* set struct us point flag to 0 */
1089 	info->MS_Lib.flags = 0;
1090 	info->MS_Lib.BytesPerSector = 0;
1091 	info->MS_Lib.SectorsPerCylinder = 0;
1092 
1093 	info->MS_Lib.cardType = 0;
1094 	info->MS_Lib.blockSize = 0;
1095 	info->MS_Lib.PagesPerBlock = 0;
1096 
1097 	info->MS_Lib.NumberOfPhyBlock = 0;
1098 	info->MS_Lib.NumberOfLogBlock = 0;
1099 }
1100 
1101 
1102 static int ms_lib_alloc_writebuf(struct us_data *us)
1103 {
1104 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
1105 
1106 	info->MS_Lib.wrtblk = (u16)-1;
1107 
1108 	info->MS_Lib.blkpag = kmalloc(info->MS_Lib.PagesPerBlock * info->MS_Lib.BytesPerSector, GFP_KERNEL);
1109 	info->MS_Lib.blkext = kmalloc(info->MS_Lib.PagesPerBlock * sizeof(struct ms_lib_type_extdat), GFP_KERNEL);
1110 
1111 	if ((info->MS_Lib.blkpag == NULL) || (info->MS_Lib.blkext == NULL)) {
1112 		ms_lib_free_writebuf(us);
1113 		return (u32)-1;
1114 	}
1115 
1116 	ms_lib_clear_writebuf(us);
1117 
1118 return 0;
1119 }
1120 
1121 static int ms_lib_force_setlogical_pair(struct us_data *us, u16 logblk, u16 phyblk)
1122 {
1123 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
1124 
1125 	if (logblk == MS_LB_NOT_USED)
1126 		return 0;
1127 
1128 	if ((logblk >= info->MS_Lib.NumberOfLogBlock) ||
1129 		(phyblk >= info->MS_Lib.NumberOfPhyBlock))
1130 		return (u32)-1;
1131 
1132 	info->MS_Lib.Phy2LogMap[phyblk] = logblk;
1133 	info->MS_Lib.Log2PhyMap[logblk] = phyblk;
1134 
1135 	return 0;
1136 }
1137 
1138 static int ms_read_copyblock(struct us_data *us, u16 oldphy, u16 newphy,
1139 			u16 PhyBlockAddr, u8 PageNum, unsigned char *buf, u16 len)
1140 {
1141 	struct bulk_cb_wrap *bcb = (struct bulk_cb_wrap *) us->iobuf;
1142 	int result;
1143 
1144 	/* printk(KERN_INFO "MS_ReaderCopyBlock --- PhyBlockAddr = %x,
1145 		PageNum = %x\n", PhyBlockAddr, PageNum); */
1146 	result = ene_load_bincode(us, MS_RW_PATTERN);
1147 	if (result != USB_STOR_XFER_GOOD)
1148 		return USB_STOR_TRANSPORT_ERROR;
1149 
1150 	memset(bcb, 0, sizeof(struct bulk_cb_wrap));
1151 	bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN);
1152 	bcb->DataTransferLength = 0x200*len;
1153 	bcb->Flags = 0x00;
1154 	bcb->CDB[0] = 0xF0;
1155 	bcb->CDB[1] = 0x08;
1156 	bcb->CDB[4] = (unsigned char)(oldphy);
1157 	bcb->CDB[3] = (unsigned char)(oldphy>>8);
1158 	bcb->CDB[2] = 0; /* (BYTE)(oldphy>>16) */
1159 	bcb->CDB[7] = (unsigned char)(newphy);
1160 	bcb->CDB[6] = (unsigned char)(newphy>>8);
1161 	bcb->CDB[5] = 0; /* (BYTE)(newphy>>16) */
1162 	bcb->CDB[9] = (unsigned char)(PhyBlockAddr);
1163 	bcb->CDB[8] = (unsigned char)(PhyBlockAddr>>8);
1164 	bcb->CDB[10] = PageNum;
1165 
1166 	result = ene_send_scsi_cmd(us, FDIR_WRITE, buf, 0);
1167 	if (result != USB_STOR_XFER_GOOD)
1168 		return USB_STOR_TRANSPORT_ERROR;
1169 
1170 	return USB_STOR_TRANSPORT_GOOD;
1171 }
1172 
1173 static int ms_read_eraseblock(struct us_data *us, u32 PhyBlockAddr)
1174 {
1175 	struct bulk_cb_wrap *bcb = (struct bulk_cb_wrap *) us->iobuf;
1176 	int result;
1177 	u32 bn = PhyBlockAddr;
1178 
1179 	/* printk(KERN_INFO "MS --- ms_read_eraseblock,
1180 			PhyBlockAddr = %x\n", PhyBlockAddr); */
1181 	result = ene_load_bincode(us, MS_RW_PATTERN);
1182 	if (result != USB_STOR_XFER_GOOD)
1183 		return USB_STOR_TRANSPORT_ERROR;
1184 
1185 	memset(bcb, 0, sizeof(struct bulk_cb_wrap));
1186 	bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN);
1187 	bcb->DataTransferLength = 0x200;
1188 	bcb->Flags = US_BULK_FLAG_IN;
1189 	bcb->CDB[0] = 0xF2;
1190 	bcb->CDB[1] = 0x06;
1191 	bcb->CDB[4] = (unsigned char)(bn);
1192 	bcb->CDB[3] = (unsigned char)(bn>>8);
1193 	bcb->CDB[2] = (unsigned char)(bn>>16);
1194 
1195 	result = ene_send_scsi_cmd(us, FDIR_READ, NULL, 0);
1196 	if (result != USB_STOR_XFER_GOOD)
1197 		return USB_STOR_TRANSPORT_ERROR;
1198 
1199 	return USB_STOR_TRANSPORT_GOOD;
1200 }
1201 
1202 static int ms_lib_check_disableblock(struct us_data *us, u16 PhyBlock)
1203 {
1204 	unsigned char *PageBuf = NULL;
1205 	u16 result = MS_STATUS_SUCCESS;
1206 	u16 blk, index = 0;
1207 	struct ms_lib_type_extdat extdat;
1208 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
1209 
1210 	PageBuf = kmalloc(MS_BYTES_PER_PAGE, GFP_KERNEL);
1211 	if (PageBuf == NULL) {
1212 		result = MS_NO_MEMORY_ERROR;
1213 		goto exit;
1214 	}
1215 
1216 	ms_read_readpage(us, PhyBlock, 1, (u32 *)PageBuf, &extdat);
1217 	do {
1218 		blk = be16_to_cpu(PageBuf[index]);
1219 		if (blk == MS_LB_NOT_USED)
1220 			break;
1221 		if (blk == info->MS_Lib.Log2PhyMap[0]) {
1222 			result = MS_ERROR_FLASH_READ;
1223 			break;
1224 		}
1225 		index++;
1226 	} while (1);
1227 
1228 exit:
1229 	kfree(PageBuf);
1230 	return result;
1231 }
1232 
1233 static int ms_lib_setacquired_errorblock(struct us_data *us, u16 phyblk)
1234 {
1235 	u16 log;
1236 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
1237 
1238 	if (phyblk >= info->MS_Lib.NumberOfPhyBlock)
1239 		return (u32)-1;
1240 
1241 	log = info->MS_Lib.Phy2LogMap[phyblk];
1242 
1243 	if (log < info->MS_Lib.NumberOfLogBlock)
1244 		info->MS_Lib.Log2PhyMap[log] = MS_LB_NOT_USED;
1245 
1246 	if (info->MS_Lib.Phy2LogMap[phyblk] != MS_LB_INITIAL_ERROR)
1247 		info->MS_Lib.Phy2LogMap[phyblk] = MS_LB_ACQUIRED_ERROR;
1248 
1249 	return 0;
1250 }
1251 
1252 static int ms_lib_overwrite_extra(struct us_data *us, u32 PhyBlockAddr,
1253 				u8 PageNum, u8 OverwriteFlag)
1254 {
1255 	struct bulk_cb_wrap *bcb = (struct bulk_cb_wrap *) us->iobuf;
1256 	int result;
1257 
1258 	/* printk("MS --- MS_LibOverwriteExtra,
1259 		PhyBlockAddr = %x, PageNum = %x\n", PhyBlockAddr, PageNum); */
1260 	result = ene_load_bincode(us, MS_RW_PATTERN);
1261 	if (result != USB_STOR_XFER_GOOD)
1262 		return USB_STOR_TRANSPORT_ERROR;
1263 
1264 	memset(bcb, 0, sizeof(struct bulk_cb_wrap));
1265 	bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN);
1266 	bcb->DataTransferLength = 0x4;
1267 	bcb->Flags = US_BULK_FLAG_IN;
1268 	bcb->CDB[0] = 0xF2;
1269 	bcb->CDB[1] = 0x05;
1270 	bcb->CDB[5] = (unsigned char)(PageNum);
1271 	bcb->CDB[4] = (unsigned char)(PhyBlockAddr);
1272 	bcb->CDB[3] = (unsigned char)(PhyBlockAddr>>8);
1273 	bcb->CDB[2] = (unsigned char)(PhyBlockAddr>>16);
1274 	bcb->CDB[6] = OverwriteFlag;
1275 	bcb->CDB[7] = 0xFF;
1276 	bcb->CDB[8] = 0xFF;
1277 	bcb->CDB[9] = 0xFF;
1278 
1279 	result = ene_send_scsi_cmd(us, FDIR_READ, NULL, 0);
1280 	if (result != USB_STOR_XFER_GOOD)
1281 		return USB_STOR_TRANSPORT_ERROR;
1282 
1283 	return USB_STOR_TRANSPORT_GOOD;
1284 }
1285 
1286 static int ms_lib_error_phyblock(struct us_data *us, u16 phyblk)
1287 {
1288 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
1289 
1290 	if (phyblk >= info->MS_Lib.NumberOfPhyBlock)
1291 		return MS_STATUS_ERROR;
1292 
1293 	ms_lib_setacquired_errorblock(us, phyblk);
1294 
1295 	if (ms_lib_iswritable(info))
1296 		return ms_lib_overwrite_extra(us, phyblk, 0, (u8)(~MS_REG_OVR_BKST & BYTE_MASK));
1297 
1298 	return MS_STATUS_SUCCESS;
1299 }
1300 
1301 static int ms_lib_erase_phyblock(struct us_data *us, u16 phyblk)
1302 {
1303 	u16 log;
1304 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
1305 
1306 	if (phyblk >= info->MS_Lib.NumberOfPhyBlock)
1307 		return MS_STATUS_ERROR;
1308 
1309 	log = info->MS_Lib.Phy2LogMap[phyblk];
1310 
1311 	if (log < info->MS_Lib.NumberOfLogBlock)
1312 		info->MS_Lib.Log2PhyMap[log] = MS_LB_NOT_USED;
1313 
1314 	info->MS_Lib.Phy2LogMap[phyblk] = MS_LB_NOT_USED;
1315 
1316 	if (ms_lib_iswritable(info)) {
1317 		switch (ms_read_eraseblock(us, phyblk)) {
1318 		case MS_STATUS_SUCCESS:
1319 			info->MS_Lib.Phy2LogMap[phyblk] = MS_LB_NOT_USED_ERASED;
1320 			return MS_STATUS_SUCCESS;
1321 		case MS_ERROR_FLASH_ERASE:
1322 		case MS_STATUS_INT_ERROR:
1323 			ms_lib_error_phyblock(us, phyblk);
1324 			return MS_ERROR_FLASH_ERASE;
1325 		case MS_STATUS_ERROR:
1326 		default:
1327 			ms_lib_ctrl_set(info, MS_LIB_CTRL_RDONLY); /* MS_LibCtrlSet will used by ENE_MSInit ,need check, and why us to info*/
1328 			ms_lib_setacquired_errorblock(us, phyblk);
1329 			return MS_STATUS_ERROR;
1330 		}
1331 	}
1332 
1333 	ms_lib_setacquired_errorblock(us, phyblk);
1334 
1335 	return MS_STATUS_SUCCESS;
1336 }
1337 
1338 static int ms_lib_read_extra(struct us_data *us, u32 PhyBlock,
1339 				u8 PageNum, struct ms_lib_type_extdat *ExtraDat)
1340 {
1341 	struct bulk_cb_wrap *bcb = (struct bulk_cb_wrap *) us->iobuf;
1342 	int result;
1343 	u8 ExtBuf[4];
1344 
1345 	/* printk("MS_LibReadExtra --- PhyBlock = %x, PageNum = %x\n", PhyBlock, PageNum); */
1346 	memset(bcb, 0, sizeof(struct bulk_cb_wrap));
1347 	bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN);
1348 	bcb->DataTransferLength = 0x4;
1349 	bcb->Flags      = US_BULK_FLAG_IN;
1350 	bcb->CDB[0]     = 0xF1;
1351 	bcb->CDB[1]     = 0x03;
1352 	bcb->CDB[5]     = (unsigned char)(PageNum);
1353 	bcb->CDB[4]     = (unsigned char)(PhyBlock);
1354 	bcb->CDB[3]     = (unsigned char)(PhyBlock>>8);
1355 	bcb->CDB[2]     = (unsigned char)(PhyBlock>>16);
1356 	bcb->CDB[6]     = 0x01;
1357 
1358 	result = ene_send_scsi_cmd(us, FDIR_READ, &ExtBuf, 0);
1359 	if (result != USB_STOR_XFER_GOOD)
1360 		return USB_STOR_TRANSPORT_ERROR;
1361 
1362 	ExtraDat->reserved = 0;
1363 	ExtraDat->intr     = 0x80;  /* Not yet, waiting for fireware support */
1364 	ExtraDat->status0  = 0x10;  /* Not yet, waiting for fireware support */
1365 	ExtraDat->status1  = 0x00;  /* Not yet, waiting for fireware support */
1366 	ExtraDat->ovrflg   = ExtBuf[0];
1367 	ExtraDat->mngflg   = ExtBuf[1];
1368 	ExtraDat->logadr   = memstick_logaddr(ExtBuf[2], ExtBuf[3]);
1369 
1370 	return USB_STOR_TRANSPORT_GOOD;
1371 }
1372 
1373 static int ms_libsearch_block_from_physical(struct us_data *us, u16 phyblk)
1374 {
1375 	u16 Newblk;
1376 	u16 blk;
1377 	struct ms_lib_type_extdat extdat; /* need check */
1378 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
1379 
1380 
1381 	if (phyblk >= info->MS_Lib.NumberOfPhyBlock)
1382 		return MS_LB_ERROR;
1383 
1384 	for (blk = phyblk + 1; blk != phyblk; blk++) {
1385 		if ((blk & MS_PHYSICAL_BLOCKS_PER_SEGMENT_MASK) == 0)
1386 			blk -= MS_PHYSICAL_BLOCKS_PER_SEGMENT;
1387 
1388 		Newblk = info->MS_Lib.Phy2LogMap[blk];
1389 		if (info->MS_Lib.Phy2LogMap[blk] == MS_LB_NOT_USED_ERASED) {
1390 			return blk;
1391 		} else if (info->MS_Lib.Phy2LogMap[blk] == MS_LB_NOT_USED) {
1392 			switch (ms_lib_read_extra(us, blk, 0, &extdat)) {
1393 			case MS_STATUS_SUCCESS:
1394 			case MS_STATUS_SUCCESS_WITH_ECC:
1395 				break;
1396 			case MS_NOCARD_ERROR:
1397 				return MS_NOCARD_ERROR;
1398 			case MS_STATUS_INT_ERROR:
1399 				return MS_LB_ERROR;
1400 			case MS_ERROR_FLASH_READ:
1401 			default:
1402 				ms_lib_setacquired_errorblock(us, blk);
1403 				continue;
1404 			} /* End switch */
1405 
1406 			if ((extdat.ovrflg & MS_REG_OVR_BKST) != MS_REG_OVR_BKST_OK) {
1407 				ms_lib_setacquired_errorblock(us, blk);
1408 				continue;
1409 			}
1410 
1411 			switch (ms_lib_erase_phyblock(us, blk)) {
1412 			case MS_STATUS_SUCCESS:
1413 				return blk;
1414 			case MS_STATUS_ERROR:
1415 				return MS_LB_ERROR;
1416 			case MS_ERROR_FLASH_ERASE:
1417 			default:
1418 				ms_lib_error_phyblock(us, blk);
1419 				break;
1420 			}
1421 		}
1422 	} /* End for */
1423 
1424 	return MS_LB_ERROR;
1425 }
1426 static int ms_libsearch_block_from_logical(struct us_data *us, u16 logblk)
1427 {
1428 	u16 phyblk;
1429 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
1430 
1431 	phyblk = ms_libconv_to_physical(info, logblk);
1432 	if (phyblk >= MS_LB_ERROR) {
1433 		if (logblk >= info->MS_Lib.NumberOfLogBlock)
1434 			return MS_LB_ERROR;
1435 
1436 		phyblk = (logblk + MS_NUMBER_OF_BOOT_BLOCK) / MS_LOGICAL_BLOCKS_PER_SEGMENT;
1437 		phyblk *= MS_PHYSICAL_BLOCKS_PER_SEGMENT;
1438 		phyblk += MS_PHYSICAL_BLOCKS_PER_SEGMENT - 1;
1439 	}
1440 
1441 	return ms_libsearch_block_from_physical(us, phyblk);
1442 }
1443 
1444 static int ms_scsi_test_unit_ready(struct us_data *us, struct scsi_cmnd *srb)
1445 {
1446 	struct ene_ub6250_info *info = (struct ene_ub6250_info *)(us->extra);
1447 
1448 	/* pr_info("MS_SCSI_Test_Unit_Ready\n"); */
1449 	if (info->MS_Status.Insert && info->MS_Status.Ready) {
1450 		return USB_STOR_TRANSPORT_GOOD;
1451 	} else {
1452 		ene_ms_init(us);
1453 		return USB_STOR_TRANSPORT_GOOD;
1454 	}
1455 
1456 	return USB_STOR_TRANSPORT_GOOD;
1457 }
1458 
1459 static int ms_scsi_inquiry(struct us_data *us, struct scsi_cmnd *srb)
1460 {
1461 	/* pr_info("MS_SCSI_Inquiry\n"); */
1462 	unsigned char data_ptr[36] = {
1463 		0x00, 0x80, 0x02, 0x00, 0x1F, 0x00, 0x00, 0x00, 0x55,
1464 		0x53, 0x42, 0x32, 0x2E, 0x30, 0x20, 0x20, 0x43, 0x61,
1465 		0x72, 0x64, 0x52, 0x65, 0x61, 0x64, 0x65, 0x72, 0x20,
1466 		0x20, 0x20, 0x20, 0x20, 0x20, 0x30, 0x31, 0x30, 0x30};
1467 
1468 	usb_stor_set_xfer_buf(data_ptr, 36, srb);
1469 	return USB_STOR_TRANSPORT_GOOD;
1470 }
1471 
1472 static int ms_scsi_mode_sense(struct us_data *us, struct scsi_cmnd *srb)
1473 {
1474 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
1475 	unsigned char mediaNoWP[12] = {
1476 		0x0b, 0x00, 0x00, 0x08, 0x00, 0x00,
1477 		0x71, 0xc0, 0x00, 0x00, 0x02, 0x00 };
1478 	unsigned char mediaWP[12]   = {
1479 		0x0b, 0x00, 0x80, 0x08, 0x00, 0x00,
1480 		0x71, 0xc0, 0x00, 0x00, 0x02, 0x00 };
1481 
1482 	if (info->MS_Status.WtP)
1483 		usb_stor_set_xfer_buf(mediaWP, 12, srb);
1484 	else
1485 		usb_stor_set_xfer_buf(mediaNoWP, 12, srb);
1486 
1487 	return USB_STOR_TRANSPORT_GOOD;
1488 }
1489 
1490 static int ms_scsi_read_capacity(struct us_data *us, struct scsi_cmnd *srb)
1491 {
1492 	u32   bl_num;
1493 	u16    bl_len;
1494 	unsigned int offset = 0;
1495 	unsigned char    buf[8];
1496 	struct scatterlist *sg = NULL;
1497 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
1498 
1499 	usb_stor_dbg(us, "ms_scsi_read_capacity\n");
1500 	bl_len = 0x200;
1501 	if (info->MS_Status.IsMSPro)
1502 		bl_num = info->MSP_TotalBlock - 1;
1503 	else
1504 		bl_num = info->MS_Lib.NumberOfLogBlock * info->MS_Lib.blockSize * 2 - 1;
1505 
1506 	info->bl_num = bl_num;
1507 	usb_stor_dbg(us, "bl_len = %x\n", bl_len);
1508 	usb_stor_dbg(us, "bl_num = %x\n", bl_num);
1509 
1510 	/*srb->request_bufflen = 8; */
1511 	buf[0] = (bl_num >> 24) & 0xff;
1512 	buf[1] = (bl_num >> 16) & 0xff;
1513 	buf[2] = (bl_num >> 8) & 0xff;
1514 	buf[3] = (bl_num >> 0) & 0xff;
1515 	buf[4] = (bl_len >> 24) & 0xff;
1516 	buf[5] = (bl_len >> 16) & 0xff;
1517 	buf[6] = (bl_len >> 8) & 0xff;
1518 	buf[7] = (bl_len >> 0) & 0xff;
1519 
1520 	usb_stor_access_xfer_buf(buf, 8, srb, &sg, &offset, TO_XFER_BUF);
1521 
1522 	return USB_STOR_TRANSPORT_GOOD;
1523 }
1524 
1525 static void ms_lib_phy_to_log_range(u16 PhyBlock, u16 *LogStart, u16 *LogEnde)
1526 {
1527 	PhyBlock /= MS_PHYSICAL_BLOCKS_PER_SEGMENT;
1528 
1529 	if (PhyBlock) {
1530 		*LogStart = MS_LOGICAL_BLOCKS_IN_1ST_SEGMENT + (PhyBlock - 1) * MS_LOGICAL_BLOCKS_PER_SEGMENT;/*496*/
1531 		*LogEnde = *LogStart + MS_LOGICAL_BLOCKS_PER_SEGMENT;/*496*/
1532 	} else {
1533 		*LogStart = 0;
1534 		*LogEnde = MS_LOGICAL_BLOCKS_IN_1ST_SEGMENT;/*494*/
1535 	}
1536 }
1537 
1538 static int ms_lib_read_extrablock(struct us_data *us, u32 PhyBlock,
1539 	u8 PageNum, u8 blen, void *buf)
1540 {
1541 	struct bulk_cb_wrap *bcb = (struct bulk_cb_wrap *) us->iobuf;
1542 	int     result;
1543 
1544 	/* printk("MS_LibReadExtraBlock --- PhyBlock = %x,
1545 		PageNum = %x, blen = %x\n", PhyBlock, PageNum, blen); */
1546 
1547 	/* Read Extra Data */
1548 	memset(bcb, 0, sizeof(struct bulk_cb_wrap));
1549 	bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN);
1550 	bcb->DataTransferLength = 0x4 * blen;
1551 	bcb->Flags      = US_BULK_FLAG_IN;
1552 	bcb->CDB[0]     = 0xF1;
1553 	bcb->CDB[1]     = 0x03;
1554 	bcb->CDB[5]     = (unsigned char)(PageNum);
1555 	bcb->CDB[4]     = (unsigned char)(PhyBlock);
1556 	bcb->CDB[3]     = (unsigned char)(PhyBlock>>8);
1557 	bcb->CDB[2]     = (unsigned char)(PhyBlock>>16);
1558 	bcb->CDB[6]     = blen;
1559 
1560 	result = ene_send_scsi_cmd(us, FDIR_READ, buf, 0);
1561 	if (result != USB_STOR_XFER_GOOD)
1562 		return USB_STOR_TRANSPORT_ERROR;
1563 
1564 	return USB_STOR_TRANSPORT_GOOD;
1565 }
1566 
1567 static int ms_lib_scan_logicalblocknumber(struct us_data *us, u16 btBlk1st)
1568 {
1569 	u16 PhyBlock, newblk, i;
1570 	u16 LogStart, LogEnde;
1571 	struct ms_lib_type_extdat extdat;
1572 	u8 buf[0x200];
1573 	u32 count = 0, index = 0;
1574 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
1575 
1576 	for (PhyBlock = 0; PhyBlock < info->MS_Lib.NumberOfPhyBlock;) {
1577 		ms_lib_phy_to_log_range(PhyBlock, &LogStart, &LogEnde);
1578 
1579 		for (i = 0; i < MS_PHYSICAL_BLOCKS_PER_SEGMENT; i++, PhyBlock++) {
1580 			switch (ms_libconv_to_logical(info, PhyBlock)) {
1581 			case MS_STATUS_ERROR:
1582 				continue;
1583 			default:
1584 				break;
1585 			}
1586 
1587 			if (count == PhyBlock) {
1588 				ms_lib_read_extrablock(us, PhyBlock, 0, 0x80, &buf);
1589 				count += 0x80;
1590 			}
1591 			index = (PhyBlock % 0x80) * 4;
1592 
1593 			extdat.ovrflg = buf[index];
1594 			extdat.mngflg = buf[index+1];
1595 			extdat.logadr = memstick_logaddr(buf[index+2], buf[index+3]);
1596 
1597 			if ((extdat.ovrflg & MS_REG_OVR_BKST) != MS_REG_OVR_BKST_OK) {
1598 				ms_lib_setacquired_errorblock(us, PhyBlock);
1599 				continue;
1600 			}
1601 
1602 			if ((extdat.mngflg & MS_REG_MNG_ATFLG) == MS_REG_MNG_ATFLG_ATTBL) {
1603 				ms_lib_erase_phyblock(us, PhyBlock);
1604 				continue;
1605 			}
1606 
1607 			if (extdat.logadr != MS_LB_NOT_USED) {
1608 				if ((extdat.logadr < LogStart) || (LogEnde <= extdat.logadr)) {
1609 					ms_lib_erase_phyblock(us, PhyBlock);
1610 					continue;
1611 				}
1612 
1613 				newblk = ms_libconv_to_physical(info, extdat.logadr);
1614 
1615 				if (newblk != MS_LB_NOT_USED) {
1616 					if (extdat.logadr == 0) {
1617 						ms_lib_set_logicalpair(us, extdat.logadr, PhyBlock);
1618 						if (ms_lib_check_disableblock(us, btBlk1st)) {
1619 							ms_lib_set_logicalpair(us, extdat.logadr, newblk);
1620 							continue;
1621 						}
1622 					}
1623 
1624 					ms_lib_read_extra(us, newblk, 0, &extdat);
1625 					if ((extdat.ovrflg & MS_REG_OVR_UDST) == MS_REG_OVR_UDST_UPDATING) {
1626 						ms_lib_erase_phyblock(us, PhyBlock);
1627 						continue;
1628 					} else {
1629 						ms_lib_erase_phyblock(us, newblk);
1630 					}
1631 				}
1632 
1633 				ms_lib_set_logicalpair(us, extdat.logadr, PhyBlock);
1634 			}
1635 		}
1636 	} /* End for ... */
1637 
1638 	return MS_STATUS_SUCCESS;
1639 }
1640 
1641 
1642 static int ms_scsi_read(struct us_data *us, struct scsi_cmnd *srb)
1643 {
1644 	int result;
1645 	unsigned char *cdb = srb->cmnd;
1646 	struct bulk_cb_wrap *bcb = (struct bulk_cb_wrap *) us->iobuf;
1647 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
1648 
1649 	u32 bn = ((cdb[2] << 24) & 0xff000000) | ((cdb[3] << 16) & 0x00ff0000) |
1650 		((cdb[4] << 8) & 0x0000ff00) | ((cdb[5] << 0) & 0x000000ff);
1651 	u16 blen = ((cdb[7] << 8) & 0xff00) | ((cdb[8] << 0) & 0x00ff);
1652 	u32 blenByte = blen * 0x200;
1653 
1654 	if (bn > info->bl_num)
1655 		return USB_STOR_TRANSPORT_ERROR;
1656 
1657 	if (info->MS_Status.IsMSPro) {
1658 		result = ene_load_bincode(us, MSP_RW_PATTERN);
1659 		if (result != USB_STOR_XFER_GOOD) {
1660 			usb_stor_dbg(us, "Load MPS RW pattern Fail !!\n");
1661 			return USB_STOR_TRANSPORT_ERROR;
1662 		}
1663 
1664 		/* set up the command wrapper */
1665 		memset(bcb, 0, sizeof(struct bulk_cb_wrap));
1666 		bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN);
1667 		bcb->DataTransferLength = blenByte;
1668 		bcb->Flags  = US_BULK_FLAG_IN;
1669 		bcb->CDB[0] = 0xF1;
1670 		bcb->CDB[1] = 0x02;
1671 		bcb->CDB[5] = (unsigned char)(bn);
1672 		bcb->CDB[4] = (unsigned char)(bn>>8);
1673 		bcb->CDB[3] = (unsigned char)(bn>>16);
1674 		bcb->CDB[2] = (unsigned char)(bn>>24);
1675 
1676 		result = ene_send_scsi_cmd(us, FDIR_READ, scsi_sglist(srb), 1);
1677 	} else {
1678 		void *buf;
1679 		int offset = 0;
1680 		u16 phyblk, logblk;
1681 		u8 PageNum;
1682 		u16 len;
1683 		u32 blkno;
1684 
1685 		buf = kmalloc(blenByte, GFP_KERNEL);
1686 		if (buf == NULL)
1687 			return USB_STOR_TRANSPORT_ERROR;
1688 
1689 		result = ene_load_bincode(us, MS_RW_PATTERN);
1690 		if (result != USB_STOR_XFER_GOOD) {
1691 			pr_info("Load MS RW pattern Fail !!\n");
1692 			result = USB_STOR_TRANSPORT_ERROR;
1693 			goto exit;
1694 		}
1695 
1696 		logblk  = (u16)(bn / info->MS_Lib.PagesPerBlock);
1697 		PageNum = (u8)(bn % info->MS_Lib.PagesPerBlock);
1698 
1699 		while (1) {
1700 			if (blen > (info->MS_Lib.PagesPerBlock-PageNum))
1701 				len = info->MS_Lib.PagesPerBlock-PageNum;
1702 			else
1703 				len = blen;
1704 
1705 			phyblk = ms_libconv_to_physical(info, logblk);
1706 			blkno  = phyblk * 0x20 + PageNum;
1707 
1708 			/* set up the command wrapper */
1709 			memset(bcb, 0, sizeof(struct bulk_cb_wrap));
1710 			bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN);
1711 			bcb->DataTransferLength = 0x200 * len;
1712 			bcb->Flags  = US_BULK_FLAG_IN;
1713 			bcb->CDB[0] = 0xF1;
1714 			bcb->CDB[1] = 0x02;
1715 			bcb->CDB[5] = (unsigned char)(blkno);
1716 			bcb->CDB[4] = (unsigned char)(blkno>>8);
1717 			bcb->CDB[3] = (unsigned char)(blkno>>16);
1718 			bcb->CDB[2] = (unsigned char)(blkno>>24);
1719 
1720 			result = ene_send_scsi_cmd(us, FDIR_READ, buf+offset, 0);
1721 			if (result != USB_STOR_XFER_GOOD) {
1722 				pr_info("MS_SCSI_Read --- result = %x\n", result);
1723 				result = USB_STOR_TRANSPORT_ERROR;
1724 				goto exit;
1725 			}
1726 
1727 			blen -= len;
1728 			if (blen <= 0)
1729 				break;
1730 			logblk++;
1731 			PageNum = 0;
1732 			offset += MS_BYTES_PER_PAGE*len;
1733 		}
1734 		usb_stor_set_xfer_buf(buf, blenByte, srb);
1735 exit:
1736 		kfree(buf);
1737 	}
1738 	return result;
1739 }
1740 
1741 static int ms_scsi_write(struct us_data *us, struct scsi_cmnd *srb)
1742 {
1743 	int result;
1744 	struct bulk_cb_wrap *bcb = (struct bulk_cb_wrap *) us->iobuf;
1745 	unsigned char *cdb = srb->cmnd;
1746 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
1747 
1748 	u32 bn = ((cdb[2] << 24) & 0xff000000) |
1749 			((cdb[3] << 16) & 0x00ff0000) |
1750 			((cdb[4] << 8) & 0x0000ff00) |
1751 			((cdb[5] << 0) & 0x000000ff);
1752 	u16 blen = ((cdb[7] << 8) & 0xff00) | ((cdb[8] << 0) & 0x00ff);
1753 	u32 blenByte = blen * 0x200;
1754 
1755 	if (bn > info->bl_num)
1756 		return USB_STOR_TRANSPORT_ERROR;
1757 
1758 	if (info->MS_Status.IsMSPro) {
1759 		result = ene_load_bincode(us, MSP_RW_PATTERN);
1760 		if (result != USB_STOR_XFER_GOOD) {
1761 			pr_info("Load MSP RW pattern Fail !!\n");
1762 			return USB_STOR_TRANSPORT_ERROR;
1763 		}
1764 
1765 		/* set up the command wrapper */
1766 		memset(bcb, 0, sizeof(struct bulk_cb_wrap));
1767 		bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN);
1768 		bcb->DataTransferLength = blenByte;
1769 		bcb->Flags  = 0x00;
1770 		bcb->CDB[0] = 0xF0;
1771 		bcb->CDB[1] = 0x04;
1772 		bcb->CDB[5] = (unsigned char)(bn);
1773 		bcb->CDB[4] = (unsigned char)(bn>>8);
1774 		bcb->CDB[3] = (unsigned char)(bn>>16);
1775 		bcb->CDB[2] = (unsigned char)(bn>>24);
1776 
1777 		result = ene_send_scsi_cmd(us, FDIR_WRITE, scsi_sglist(srb), 1);
1778 	} else {
1779 		void *buf;
1780 		int offset = 0;
1781 		u16 PhyBlockAddr;
1782 		u8 PageNum;
1783 		u16 len, oldphy, newphy;
1784 
1785 		buf = kmalloc(blenByte, GFP_KERNEL);
1786 		if (buf == NULL)
1787 			return USB_STOR_TRANSPORT_ERROR;
1788 		usb_stor_set_xfer_buf(buf, blenByte, srb);
1789 
1790 		result = ene_load_bincode(us, MS_RW_PATTERN);
1791 		if (result != USB_STOR_XFER_GOOD) {
1792 			pr_info("Load MS RW pattern Fail !!\n");
1793 			result = USB_STOR_TRANSPORT_ERROR;
1794 			goto exit;
1795 		}
1796 
1797 		PhyBlockAddr = (u16)(bn / info->MS_Lib.PagesPerBlock);
1798 		PageNum      = (u8)(bn % info->MS_Lib.PagesPerBlock);
1799 
1800 		while (1) {
1801 			if (blen > (info->MS_Lib.PagesPerBlock-PageNum))
1802 				len = info->MS_Lib.PagesPerBlock-PageNum;
1803 			else
1804 				len = blen;
1805 
1806 			oldphy = ms_libconv_to_physical(info, PhyBlockAddr); /* need check us <-> info */
1807 			newphy = ms_libsearch_block_from_logical(us, PhyBlockAddr);
1808 
1809 			result = ms_read_copyblock(us, oldphy, newphy, PhyBlockAddr, PageNum, buf+offset, len);
1810 
1811 			if (result != USB_STOR_XFER_GOOD) {
1812 				pr_info("MS_SCSI_Write --- result = %x\n", result);
1813 				result =  USB_STOR_TRANSPORT_ERROR;
1814 				goto exit;
1815 			}
1816 
1817 			info->MS_Lib.Phy2LogMap[oldphy] = MS_LB_NOT_USED_ERASED;
1818 			ms_lib_force_setlogical_pair(us, PhyBlockAddr, newphy);
1819 
1820 			blen -= len;
1821 			if (blen <= 0)
1822 				break;
1823 			PhyBlockAddr++;
1824 			PageNum = 0;
1825 			offset += MS_BYTES_PER_PAGE*len;
1826 		}
1827 exit:
1828 		kfree(buf);
1829 	}
1830 	return result;
1831 }
1832 
1833 /*
1834  * ENE MS Card
1835  */
1836 
1837 static int ene_get_card_type(struct us_data *us, u16 index, void *buf)
1838 {
1839 	struct bulk_cb_wrap *bcb = (struct bulk_cb_wrap *) us->iobuf;
1840 	int result;
1841 
1842 	memset(bcb, 0, sizeof(struct bulk_cb_wrap));
1843 	bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN);
1844 	bcb->DataTransferLength	= 0x01;
1845 	bcb->Flags			= US_BULK_FLAG_IN;
1846 	bcb->CDB[0]			= 0xED;
1847 	bcb->CDB[2]			= (unsigned char)(index>>8);
1848 	bcb->CDB[3]			= (unsigned char)index;
1849 
1850 	result = ene_send_scsi_cmd(us, FDIR_READ, buf, 0);
1851 	return result;
1852 }
1853 
1854 static int ene_get_card_status(struct us_data *us, u8 *buf)
1855 {
1856 	u16 tmpreg;
1857 	u32 reg4b;
1858 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
1859 
1860 	/*usb_stor_dbg(us, "transport --- ENE_ReadSDReg\n");*/
1861 	reg4b = *(u32 *)&buf[0x18];
1862 	info->SD_READ_BL_LEN = (u8)((reg4b >> 8) & 0x0f);
1863 
1864 	tmpreg = (u16) reg4b;
1865 	reg4b = *(u32 *)(&buf[0x14]);
1866 	if (info->SD_Status.HiCapacity && !info->SD_Status.IsMMC)
1867 		info->HC_C_SIZE = (reg4b >> 8) & 0x3fffff;
1868 
1869 	info->SD_C_SIZE = ((tmpreg & 0x03) << 10) | (u16)(reg4b >> 22);
1870 	info->SD_C_SIZE_MULT = (u8)(reg4b >> 7)  & 0x07;
1871 	if (info->SD_Status.HiCapacity && info->SD_Status.IsMMC)
1872 		info->HC_C_SIZE = *(u32 *)(&buf[0x100]);
1873 
1874 	if (info->SD_READ_BL_LEN > SD_BLOCK_LEN) {
1875 		info->SD_Block_Mult = 1 << (info->SD_READ_BL_LEN-SD_BLOCK_LEN);
1876 		info->SD_READ_BL_LEN = SD_BLOCK_LEN;
1877 	} else {
1878 		info->SD_Block_Mult = 1;
1879 	}
1880 
1881 	return USB_STOR_TRANSPORT_GOOD;
1882 }
1883 
1884 static int ene_load_bincode(struct us_data *us, unsigned char flag)
1885 {
1886 	int err;
1887 	char *fw_name = NULL;
1888 	unsigned char *buf = NULL;
1889 	const struct firmware *sd_fw = NULL;
1890 	int result = USB_STOR_TRANSPORT_ERROR;
1891 	struct bulk_cb_wrap *bcb = (struct bulk_cb_wrap *) us->iobuf;
1892 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
1893 
1894 	if (info->BIN_FLAG == flag)
1895 		return USB_STOR_TRANSPORT_GOOD;
1896 
1897 	switch (flag) {
1898 	/* For SD */
1899 	case SD_INIT1_PATTERN:
1900 		usb_stor_dbg(us, "SD_INIT1_PATTERN\n");
1901 		fw_name = SD_INIT1_FIRMWARE;
1902 		break;
1903 	case SD_INIT2_PATTERN:
1904 		usb_stor_dbg(us, "SD_INIT2_PATTERN\n");
1905 		fw_name = SD_INIT2_FIRMWARE;
1906 		break;
1907 	case SD_RW_PATTERN:
1908 		usb_stor_dbg(us, "SD_RW_PATTERN\n");
1909 		fw_name = SD_RW_FIRMWARE;
1910 		break;
1911 	/* For MS */
1912 	case MS_INIT_PATTERN:
1913 		usb_stor_dbg(us, "MS_INIT_PATTERN\n");
1914 		fw_name = MS_INIT_FIRMWARE;
1915 		break;
1916 	case MSP_RW_PATTERN:
1917 		usb_stor_dbg(us, "MSP_RW_PATTERN\n");
1918 		fw_name = MSP_RW_FIRMWARE;
1919 		break;
1920 	case MS_RW_PATTERN:
1921 		usb_stor_dbg(us, "MS_RW_PATTERN\n");
1922 		fw_name = MS_RW_FIRMWARE;
1923 		break;
1924 	default:
1925 		usb_stor_dbg(us, "----------- Unknown PATTERN ----------\n");
1926 		goto nofw;
1927 	}
1928 
1929 	err = request_firmware(&sd_fw, fw_name, &us->pusb_dev->dev);
1930 	if (err) {
1931 		usb_stor_dbg(us, "load firmware %s failed\n", fw_name);
1932 		goto nofw;
1933 	}
1934 	buf = kmemdup(sd_fw->data, sd_fw->size, GFP_KERNEL);
1935 	if (buf == NULL)
1936 		goto nofw;
1937 
1938 	memset(bcb, 0, sizeof(struct bulk_cb_wrap));
1939 	bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN);
1940 	bcb->DataTransferLength = sd_fw->size;
1941 	bcb->Flags = 0x00;
1942 	bcb->CDB[0] = 0xEF;
1943 
1944 	result = ene_send_scsi_cmd(us, FDIR_WRITE, buf, 0);
1945 	info->BIN_FLAG = flag;
1946 	kfree(buf);
1947 
1948 nofw:
1949 	release_firmware(sd_fw);
1950 	return result;
1951 }
1952 
1953 static int ms_card_init(struct us_data *us)
1954 {
1955 	u32 result;
1956 	u16 TmpBlock;
1957 	unsigned char *PageBuffer0 = NULL, *PageBuffer1 = NULL;
1958 	struct ms_lib_type_extdat extdat;
1959 	u16 btBlk1st, btBlk2nd;
1960 	u32 btBlk1stErred;
1961 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
1962 
1963 	printk(KERN_INFO "MS_CardInit start\n");
1964 
1965 	ms_lib_free_allocatedarea(us); /* Clean buffer and set struct us_data flag to 0 */
1966 
1967 	/* get two PageBuffer */
1968 	PageBuffer0 = kmalloc(MS_BYTES_PER_PAGE, GFP_KERNEL);
1969 	PageBuffer1 = kmalloc(MS_BYTES_PER_PAGE, GFP_KERNEL);
1970 	if ((PageBuffer0 == NULL) || (PageBuffer1 == NULL)) {
1971 		result = MS_NO_MEMORY_ERROR;
1972 		goto exit;
1973 	}
1974 
1975 	btBlk1st = btBlk2nd = MS_LB_NOT_USED;
1976 	btBlk1stErred = 0;
1977 
1978 	for (TmpBlock = 0; TmpBlock < MS_MAX_INITIAL_ERROR_BLOCKS+2; TmpBlock++) {
1979 
1980 		switch (ms_read_readpage(us, TmpBlock, 0, (u32 *)PageBuffer0, &extdat)) {
1981 		case MS_STATUS_SUCCESS:
1982 			break;
1983 		case MS_STATUS_INT_ERROR:
1984 			break;
1985 		case MS_STATUS_ERROR:
1986 		default:
1987 			continue;
1988 		}
1989 
1990 		if ((extdat.ovrflg & MS_REG_OVR_BKST) == MS_REG_OVR_BKST_NG)
1991 			continue;
1992 
1993 		if (((extdat.mngflg & MS_REG_MNG_SYSFLG) == MS_REG_MNG_SYSFLG_USER) ||
1994 			(be16_to_cpu(((struct ms_bootblock_page0 *)PageBuffer0)->header.wBlockID) != MS_BOOT_BLOCK_ID) ||
1995 			(be16_to_cpu(((struct ms_bootblock_page0 *)PageBuffer0)->header.wFormatVersion) != MS_BOOT_BLOCK_FORMAT_VERSION) ||
1996 			(((struct ms_bootblock_page0 *)PageBuffer0)->header.bNumberOfDataEntry != MS_BOOT_BLOCK_DATA_ENTRIES))
1997 				continue;
1998 
1999 		if (btBlk1st != MS_LB_NOT_USED) {
2000 			btBlk2nd = TmpBlock;
2001 			break;
2002 		}
2003 
2004 		btBlk1st = TmpBlock;
2005 		memcpy(PageBuffer1, PageBuffer0, MS_BYTES_PER_PAGE);
2006 		if (extdat.status1 & (MS_REG_ST1_DTER | MS_REG_ST1_EXER | MS_REG_ST1_FGER))
2007 			btBlk1stErred = 1;
2008 	}
2009 
2010 	if (btBlk1st == MS_LB_NOT_USED) {
2011 		result = MS_STATUS_ERROR;
2012 		goto exit;
2013 	}
2014 
2015 	/* write protect */
2016 	if ((extdat.status0 & MS_REG_ST0_WP) == MS_REG_ST0_WP_ON)
2017 		ms_lib_ctrl_set(info, MS_LIB_CTRL_WRPROTECT);
2018 
2019 	result = MS_STATUS_ERROR;
2020 	/* 1st Boot Block */
2021 	if (btBlk1stErred == 0)
2022 		result = ms_lib_process_bootblock(us, btBlk1st, PageBuffer1);
2023 		/* 1st */
2024 	/* 2nd Boot Block */
2025 	if (result && (btBlk2nd != MS_LB_NOT_USED))
2026 		result = ms_lib_process_bootblock(us, btBlk2nd, PageBuffer0);
2027 
2028 	if (result) {
2029 		result = MS_STATUS_ERROR;
2030 		goto exit;
2031 	}
2032 
2033 	for (TmpBlock = 0; TmpBlock < btBlk1st; TmpBlock++)
2034 		info->MS_Lib.Phy2LogMap[TmpBlock] = MS_LB_INITIAL_ERROR;
2035 
2036 	info->MS_Lib.Phy2LogMap[btBlk1st] = MS_LB_BOOT_BLOCK;
2037 
2038 	if (btBlk2nd != MS_LB_NOT_USED) {
2039 		for (TmpBlock = btBlk1st + 1; TmpBlock < btBlk2nd; TmpBlock++)
2040 			info->MS_Lib.Phy2LogMap[TmpBlock] = MS_LB_INITIAL_ERROR;
2041 
2042 		info->MS_Lib.Phy2LogMap[btBlk2nd] = MS_LB_BOOT_BLOCK;
2043 	}
2044 
2045 	result = ms_lib_scan_logicalblocknumber(us, btBlk1st);
2046 	if (result)
2047 		goto exit;
2048 
2049 	for (TmpBlock = MS_PHYSICAL_BLOCKS_PER_SEGMENT;
2050 		TmpBlock < info->MS_Lib.NumberOfPhyBlock;
2051 		TmpBlock += MS_PHYSICAL_BLOCKS_PER_SEGMENT) {
2052 		if (ms_count_freeblock(us, TmpBlock) == 0) {
2053 			ms_lib_ctrl_set(info, MS_LIB_CTRL_WRPROTECT);
2054 			break;
2055 		}
2056 	}
2057 
2058 	/* write */
2059 	if (ms_lib_alloc_writebuf(us)) {
2060 		result = MS_NO_MEMORY_ERROR;
2061 		goto exit;
2062 	}
2063 
2064 	result = MS_STATUS_SUCCESS;
2065 
2066 exit:
2067 	kfree(PageBuffer1);
2068 	kfree(PageBuffer0);
2069 
2070 	printk(KERN_INFO "MS_CardInit end\n");
2071 	return result;
2072 }
2073 
2074 static int ene_ms_init(struct us_data *us)
2075 {
2076 	struct bulk_cb_wrap *bcb = (struct bulk_cb_wrap *) us->iobuf;
2077 	int result;
2078 	u8 buf[0x200];
2079 	u16 MSP_BlockSize, MSP_UserAreaBlocks;
2080 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
2081 
2082 	printk(KERN_INFO "transport --- ENE_MSInit\n");
2083 
2084 	/* the same part to test ENE */
2085 
2086 	result = ene_load_bincode(us, MS_INIT_PATTERN);
2087 	if (result != USB_STOR_XFER_GOOD) {
2088 		printk(KERN_ERR "Load MS Init Code Fail !!\n");
2089 		return USB_STOR_TRANSPORT_ERROR;
2090 	}
2091 
2092 	memset(bcb, 0, sizeof(struct bulk_cb_wrap));
2093 	bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN);
2094 	bcb->DataTransferLength = 0x200;
2095 	bcb->Flags      = US_BULK_FLAG_IN;
2096 	bcb->CDB[0]     = 0xF1;
2097 	bcb->CDB[1]     = 0x01;
2098 
2099 	result = ene_send_scsi_cmd(us, FDIR_READ, &buf, 0);
2100 	if (result != USB_STOR_XFER_GOOD) {
2101 		printk(KERN_ERR "Execution MS Init Code Fail !!\n");
2102 		return USB_STOR_TRANSPORT_ERROR;
2103 	}
2104 	/* the same part to test ENE */
2105 	info->MS_Status = *(struct MS_STATUS *)&buf[0];
2106 
2107 	if (info->MS_Status.Insert && info->MS_Status.Ready) {
2108 		printk(KERN_INFO "Insert     = %x\n", info->MS_Status.Insert);
2109 		printk(KERN_INFO "Ready      = %x\n", info->MS_Status.Ready);
2110 		printk(KERN_INFO "IsMSPro    = %x\n", info->MS_Status.IsMSPro);
2111 		printk(KERN_INFO "IsMSPHG    = %x\n", info->MS_Status.IsMSPHG);
2112 		printk(KERN_INFO "WtP= %x\n", info->MS_Status.WtP);
2113 		if (info->MS_Status.IsMSPro) {
2114 			MSP_BlockSize      = (buf[6] << 8) | buf[7];
2115 			MSP_UserAreaBlocks = (buf[10] << 8) | buf[11];
2116 			info->MSP_TotalBlock = MSP_BlockSize * MSP_UserAreaBlocks;
2117 		} else {
2118 			ms_card_init(us); /* Card is MS (to ms.c)*/
2119 		}
2120 		usb_stor_dbg(us, "MS Init Code OK !!\n");
2121 	} else {
2122 		usb_stor_dbg(us, "MS Card Not Ready --- %x\n", buf[0]);
2123 		return USB_STOR_TRANSPORT_ERROR;
2124 	}
2125 
2126 	return USB_STOR_TRANSPORT_GOOD;
2127 }
2128 
2129 static int ene_sd_init(struct us_data *us)
2130 {
2131 	int result;
2132 	u8  buf[0x200];
2133 	struct bulk_cb_wrap *bcb = (struct bulk_cb_wrap *) us->iobuf;
2134 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
2135 
2136 	usb_stor_dbg(us, "transport --- ENE_SDInit\n");
2137 	/* SD Init Part-1 */
2138 	result = ene_load_bincode(us, SD_INIT1_PATTERN);
2139 	if (result != USB_STOR_XFER_GOOD) {
2140 		usb_stor_dbg(us, "Load SD Init Code Part-1 Fail !!\n");
2141 		return USB_STOR_TRANSPORT_ERROR;
2142 	}
2143 
2144 	memset(bcb, 0, sizeof(struct bulk_cb_wrap));
2145 	bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN);
2146 	bcb->Flags = US_BULK_FLAG_IN;
2147 	bcb->CDB[0] = 0xF2;
2148 
2149 	result = ene_send_scsi_cmd(us, FDIR_READ, NULL, 0);
2150 	if (result != USB_STOR_XFER_GOOD) {
2151 		usb_stor_dbg(us, "Execution SD Init Code Fail !!\n");
2152 		return USB_STOR_TRANSPORT_ERROR;
2153 	}
2154 
2155 	/* SD Init Part-2 */
2156 	result = ene_load_bincode(us, SD_INIT2_PATTERN);
2157 	if (result != USB_STOR_XFER_GOOD) {
2158 		usb_stor_dbg(us, "Load SD Init Code Part-2 Fail !!\n");
2159 		return USB_STOR_TRANSPORT_ERROR;
2160 	}
2161 
2162 	memset(bcb, 0, sizeof(struct bulk_cb_wrap));
2163 	bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN);
2164 	bcb->DataTransferLength = 0x200;
2165 	bcb->Flags              = US_BULK_FLAG_IN;
2166 	bcb->CDB[0]             = 0xF1;
2167 
2168 	result = ene_send_scsi_cmd(us, FDIR_READ, &buf, 0);
2169 	if (result != USB_STOR_XFER_GOOD) {
2170 		usb_stor_dbg(us, "Execution SD Init Code Fail !!\n");
2171 		return USB_STOR_TRANSPORT_ERROR;
2172 	}
2173 
2174 	info->SD_Status =  *(struct SD_STATUS *)&buf[0];
2175 	if (info->SD_Status.Insert && info->SD_Status.Ready) {
2176 		struct SD_STATUS *s = &info->SD_Status;
2177 
2178 		ene_get_card_status(us, (unsigned char *)&buf);
2179 		usb_stor_dbg(us, "Insert     = %x\n", s->Insert);
2180 		usb_stor_dbg(us, "Ready      = %x\n", s->Ready);
2181 		usb_stor_dbg(us, "IsMMC      = %x\n", s->IsMMC);
2182 		usb_stor_dbg(us, "HiCapacity = %x\n", s->HiCapacity);
2183 		usb_stor_dbg(us, "HiSpeed    = %x\n", s->HiSpeed);
2184 		usb_stor_dbg(us, "WtP        = %x\n", s->WtP);
2185 	} else {
2186 		usb_stor_dbg(us, "SD Card Not Ready --- %x\n", buf[0]);
2187 		return USB_STOR_TRANSPORT_ERROR;
2188 	}
2189 	return USB_STOR_TRANSPORT_GOOD;
2190 }
2191 
2192 
2193 static int ene_init(struct us_data *us)
2194 {
2195 	int result;
2196 	u8  misc_reg03 = 0;
2197 	struct ene_ub6250_info *info = (struct ene_ub6250_info *)(us->extra);
2198 
2199 	result = ene_get_card_type(us, REG_CARD_STATUS, &misc_reg03);
2200 	if (result != USB_STOR_XFER_GOOD)
2201 		return USB_STOR_TRANSPORT_ERROR;
2202 
2203 	if (misc_reg03 & 0x01) {
2204 		if (!info->SD_Status.Ready) {
2205 			result = ene_sd_init(us);
2206 			if (result != USB_STOR_XFER_GOOD)
2207 				return USB_STOR_TRANSPORT_ERROR;
2208 		}
2209 	}
2210 	if (misc_reg03 & 0x02) {
2211 		if (!info->MS_Status.Ready) {
2212 			result = ene_ms_init(us);
2213 			if (result != USB_STOR_XFER_GOOD)
2214 				return USB_STOR_TRANSPORT_ERROR;
2215 		}
2216 	}
2217 	return result;
2218 }
2219 
2220 /*----- sd_scsi_irp() ---------*/
2221 static int sd_scsi_irp(struct us_data *us, struct scsi_cmnd *srb)
2222 {
2223 	int    result;
2224 	struct ene_ub6250_info *info = (struct ene_ub6250_info *)us->extra;
2225 
2226 	info->SrbStatus = SS_SUCCESS;
2227 	switch (srb->cmnd[0]) {
2228 	case TEST_UNIT_READY:
2229 		result = sd_scsi_test_unit_ready(us, srb);
2230 		break; /* 0x00 */
2231 	case INQUIRY:
2232 		result = sd_scsi_inquiry(us, srb);
2233 		break; /* 0x12 */
2234 	case MODE_SENSE:
2235 		result = sd_scsi_mode_sense(us, srb);
2236 		break; /* 0x1A */
2237 	/*
2238 	case START_STOP:
2239 		result = SD_SCSI_Start_Stop(us, srb);
2240 		break; //0x1B
2241 	*/
2242 	case READ_CAPACITY:
2243 		result = sd_scsi_read_capacity(us, srb);
2244 		break; /* 0x25 */
2245 	case READ_10:
2246 		result = sd_scsi_read(us, srb);
2247 		break; /* 0x28 */
2248 	case WRITE_10:
2249 		result = sd_scsi_write(us, srb);
2250 		break; /* 0x2A */
2251 	default:
2252 		info->SrbStatus = SS_ILLEGAL_REQUEST;
2253 		result = USB_STOR_TRANSPORT_FAILED;
2254 		break;
2255 	}
2256 	return result;
2257 }
2258 
2259 /*
2260  * ms_scsi_irp()
2261  */
2262 static int ms_scsi_irp(struct us_data *us, struct scsi_cmnd *srb)
2263 {
2264 	int result;
2265 	struct ene_ub6250_info *info = (struct ene_ub6250_info *)us->extra;
2266 	info->SrbStatus = SS_SUCCESS;
2267 	switch (srb->cmnd[0]) {
2268 	case TEST_UNIT_READY:
2269 		result = ms_scsi_test_unit_ready(us, srb);
2270 		break; /* 0x00 */
2271 	case INQUIRY:
2272 		result = ms_scsi_inquiry(us, srb);
2273 		break; /* 0x12 */
2274 	case MODE_SENSE:
2275 		result = ms_scsi_mode_sense(us, srb);
2276 		break; /* 0x1A */
2277 	case READ_CAPACITY:
2278 		result = ms_scsi_read_capacity(us, srb);
2279 		break; /* 0x25 */
2280 	case READ_10:
2281 		result = ms_scsi_read(us, srb);
2282 		break; /* 0x28 */
2283 	case WRITE_10:
2284 		result = ms_scsi_write(us, srb);
2285 		break;  /* 0x2A */
2286 	default:
2287 		info->SrbStatus = SS_ILLEGAL_REQUEST;
2288 		result = USB_STOR_TRANSPORT_FAILED;
2289 		break;
2290 	}
2291 	return result;
2292 }
2293 
2294 static int ene_transport(struct scsi_cmnd *srb, struct us_data *us)
2295 {
2296 	int result = 0;
2297 	struct ene_ub6250_info *info = (struct ene_ub6250_info *)(us->extra);
2298 
2299 	/*US_DEBUG(usb_stor_show_command(us, srb)); */
2300 	scsi_set_resid(srb, 0);
2301 	if (unlikely(!(info->SD_Status.Ready || info->MS_Status.Ready))) {
2302 		result = ene_init(us);
2303 	} else {
2304 		if (info->SD_Status.Ready)
2305 			result = sd_scsi_irp(us, srb);
2306 
2307 		if (info->MS_Status.Ready)
2308 			result = ms_scsi_irp(us, srb);
2309 	}
2310 	return 0;
2311 }
2312 
2313 static struct scsi_host_template ene_ub6250_host_template;
2314 
2315 static int ene_ub6250_probe(struct usb_interface *intf,
2316 			 const struct usb_device_id *id)
2317 {
2318 	int result;
2319 	u8  misc_reg03 = 0;
2320 	struct us_data *us;
2321 
2322 	result = usb_stor_probe1(&us, intf, id,
2323 		   (id - ene_ub6250_usb_ids) + ene_ub6250_unusual_dev_list,
2324 		   &ene_ub6250_host_template);
2325 	if (result)
2326 		return result;
2327 
2328 	/* FIXME: where should the code alloc extra buf ? */
2329 	if (!us->extra) {
2330 		us->extra = kzalloc(sizeof(struct ene_ub6250_info), GFP_KERNEL);
2331 		if (!us->extra)
2332 			return -ENOMEM;
2333 		us->extra_destructor = ene_ub6250_info_destructor;
2334 	}
2335 
2336 	us->transport_name = "ene_ub6250";
2337 	us->transport = ene_transport;
2338 	us->max_lun = 0;
2339 
2340 	result = usb_stor_probe2(us);
2341 	if (result)
2342 		return result;
2343 
2344 	/* probe card type */
2345 	result = ene_get_card_type(us, REG_CARD_STATUS, &misc_reg03);
2346 	if (result != USB_STOR_XFER_GOOD) {
2347 		usb_stor_disconnect(intf);
2348 		return USB_STOR_TRANSPORT_ERROR;
2349 	}
2350 
2351 	if (!(misc_reg03 & 0x01)) {
2352 		pr_info("ums_eneub6250: This driver only supports SD/MS cards. "
2353 			"It does not support SM cards.\n");
2354 	}
2355 
2356 	return result;
2357 }
2358 
2359 
2360 #ifdef CONFIG_PM
2361 
2362 static int ene_ub6250_resume(struct usb_interface *iface)
2363 {
2364 	u8 tmp = 0;
2365 	struct us_data *us = usb_get_intfdata(iface);
2366 	struct ene_ub6250_info *info = (struct ene_ub6250_info *)(us->extra);
2367 
2368 	mutex_lock(&us->dev_mutex);
2369 
2370 	if (us->suspend_resume_hook)
2371 		(us->suspend_resume_hook)(us, US_RESUME);
2372 
2373 	mutex_unlock(&us->dev_mutex);
2374 
2375 	info->Power_IsResum = true;
2376 	/*info->SD_Status.Ready = 0; */
2377 	info->SD_Status = *(struct SD_STATUS *)&tmp;
2378 	info->MS_Status = *(struct MS_STATUS *)&tmp;
2379 	info->SM_Status = *(struct SM_STATUS *)&tmp;
2380 
2381 	return 0;
2382 }
2383 
2384 static int ene_ub6250_reset_resume(struct usb_interface *iface)
2385 {
2386 	u8 tmp = 0;
2387 	struct us_data *us = usb_get_intfdata(iface);
2388 	struct ene_ub6250_info *info = (struct ene_ub6250_info *)(us->extra);
2389 
2390 	/* Report the reset to the SCSI core */
2391 	usb_stor_reset_resume(iface);
2392 
2393 	/* FIXME: Notify the subdrivers that they need to reinitialize
2394 	 * the device */
2395 	info->Power_IsResum = true;
2396 	/*info->SD_Status.Ready = 0; */
2397 	info->SD_Status = *(struct SD_STATUS *)&tmp;
2398 	info->MS_Status = *(struct MS_STATUS *)&tmp;
2399 	info->SM_Status = *(struct SM_STATUS *)&tmp;
2400 
2401 	return 0;
2402 }
2403 
2404 #else
2405 
2406 #define ene_ub6250_resume		NULL
2407 #define ene_ub6250_reset_resume		NULL
2408 
2409 #endif
2410 
2411 static struct usb_driver ene_ub6250_driver = {
2412 	.name =		DRV_NAME,
2413 	.probe =	ene_ub6250_probe,
2414 	.disconnect =	usb_stor_disconnect,
2415 	.suspend =	usb_stor_suspend,
2416 	.resume =	ene_ub6250_resume,
2417 	.reset_resume =	ene_ub6250_reset_resume,
2418 	.pre_reset =	usb_stor_pre_reset,
2419 	.post_reset =	usb_stor_post_reset,
2420 	.id_table =	ene_ub6250_usb_ids,
2421 	.soft_unbind =	1,
2422 	.no_dynamic_id = 1,
2423 };
2424 
2425 module_usb_stor_driver(ene_ub6250_driver, ene_ub6250_host_template, DRV_NAME);
2426