xref: /openbmc/linux/drivers/usb/storage/ene_ub6250.c (revision 1c2dd16a)
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 	/*
564 	 * try to compute the actual residue, based on how much data
565 	 * was really transferred and what the device tells us
566 	 */
567 	if (residue && !(us->fflags & US_FL_IGNORE_RESIDUE)) {
568 		residue = min(residue, transfer_length);
569 		if (us->srb != NULL)
570 			scsi_set_resid(us->srb, max(scsi_get_resid(us->srb),
571 								(int)residue));
572 	}
573 
574 	if (bcs->Status != US_BULK_STAT_OK)
575 		return USB_STOR_TRANSPORT_ERROR;
576 
577 	return USB_STOR_TRANSPORT_GOOD;
578 }
579 
580 static int sd_scsi_test_unit_ready(struct us_data *us, struct scsi_cmnd *srb)
581 {
582 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
583 
584 	if (info->SD_Status.Insert && info->SD_Status.Ready)
585 		return USB_STOR_TRANSPORT_GOOD;
586 	else {
587 		ene_sd_init(us);
588 		return USB_STOR_TRANSPORT_GOOD;
589 	}
590 
591 	return USB_STOR_TRANSPORT_GOOD;
592 }
593 
594 static int sd_scsi_inquiry(struct us_data *us, struct scsi_cmnd *srb)
595 {
596 	unsigned char data_ptr[36] = {
597 		0x00, 0x80, 0x02, 0x00, 0x1F, 0x00, 0x00, 0x00, 0x55,
598 		0x53, 0x42, 0x32, 0x2E, 0x30, 0x20, 0x20, 0x43, 0x61,
599 		0x72, 0x64, 0x52, 0x65, 0x61, 0x64, 0x65, 0x72, 0x20,
600 		0x20, 0x20, 0x20, 0x20, 0x20, 0x30, 0x31, 0x30, 0x30 };
601 
602 	usb_stor_set_xfer_buf(data_ptr, 36, srb);
603 	return USB_STOR_TRANSPORT_GOOD;
604 }
605 
606 static int sd_scsi_mode_sense(struct us_data *us, struct scsi_cmnd *srb)
607 {
608 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
609 	unsigned char mediaNoWP[12] = {
610 		0x0b, 0x00, 0x00, 0x08, 0x00, 0x00,
611 		0x71, 0xc0, 0x00, 0x00, 0x02, 0x00 };
612 	unsigned char mediaWP[12]   = {
613 		0x0b, 0x00, 0x80, 0x08, 0x00, 0x00,
614 		0x71, 0xc0, 0x00, 0x00, 0x02, 0x00 };
615 
616 	if (info->SD_Status.WtP)
617 		usb_stor_set_xfer_buf(mediaWP, 12, srb);
618 	else
619 		usb_stor_set_xfer_buf(mediaNoWP, 12, srb);
620 
621 
622 	return USB_STOR_TRANSPORT_GOOD;
623 }
624 
625 static int sd_scsi_read_capacity(struct us_data *us, struct scsi_cmnd *srb)
626 {
627 	u32	bl_num;
628 	u32	bl_len;
629 	unsigned int offset = 0;
630 	unsigned char    buf[8];
631 	struct scatterlist *sg = NULL;
632 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
633 
634 	usb_stor_dbg(us, "sd_scsi_read_capacity\n");
635 	if (info->SD_Status.HiCapacity) {
636 		bl_len = 0x200;
637 		if (info->SD_Status.IsMMC)
638 			bl_num = info->HC_C_SIZE-1;
639 		else
640 			bl_num = (info->HC_C_SIZE + 1) * 1024 - 1;
641 	} else {
642 		bl_len = 1 << (info->SD_READ_BL_LEN);
643 		bl_num = info->SD_Block_Mult * (info->SD_C_SIZE + 1)
644 				* (1 << (info->SD_C_SIZE_MULT + 2)) - 1;
645 	}
646 	info->bl_num = bl_num;
647 	usb_stor_dbg(us, "bl_len = %x\n", bl_len);
648 	usb_stor_dbg(us, "bl_num = %x\n", bl_num);
649 
650 	/*srb->request_bufflen = 8; */
651 	buf[0] = (bl_num >> 24) & 0xff;
652 	buf[1] = (bl_num >> 16) & 0xff;
653 	buf[2] = (bl_num >> 8) & 0xff;
654 	buf[3] = (bl_num >> 0) & 0xff;
655 	buf[4] = (bl_len >> 24) & 0xff;
656 	buf[5] = (bl_len >> 16) & 0xff;
657 	buf[6] = (bl_len >> 8) & 0xff;
658 	buf[7] = (bl_len >> 0) & 0xff;
659 
660 	usb_stor_access_xfer_buf(buf, 8, srb, &sg, &offset, TO_XFER_BUF);
661 
662 	return USB_STOR_TRANSPORT_GOOD;
663 }
664 
665 static int sd_scsi_read(struct us_data *us, struct scsi_cmnd *srb)
666 {
667 	int result;
668 	unsigned char *cdb = srb->cmnd;
669 	struct bulk_cb_wrap *bcb = (struct bulk_cb_wrap *) us->iobuf;
670 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
671 
672 	u32 bn = ((cdb[2] << 24) & 0xff000000) | ((cdb[3] << 16) & 0x00ff0000) |
673 		 ((cdb[4] << 8) & 0x0000ff00) | ((cdb[5] << 0) & 0x000000ff);
674 	u16 blen = ((cdb[7] << 8) & 0xff00) | ((cdb[8] << 0) & 0x00ff);
675 	u32 bnByte = bn * 0x200;
676 	u32 blenByte = blen * 0x200;
677 
678 	if (bn > info->bl_num)
679 		return USB_STOR_TRANSPORT_ERROR;
680 
681 	result = ene_load_bincode(us, SD_RW_PATTERN);
682 	if (result != USB_STOR_XFER_GOOD) {
683 		usb_stor_dbg(us, "Load SD RW pattern Fail !!\n");
684 		return USB_STOR_TRANSPORT_ERROR;
685 	}
686 
687 	if (info->SD_Status.HiCapacity)
688 		bnByte = bn;
689 
690 	/* set up the command wrapper */
691 	memset(bcb, 0, sizeof(struct bulk_cb_wrap));
692 	bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN);
693 	bcb->DataTransferLength = blenByte;
694 	bcb->Flags  = US_BULK_FLAG_IN;
695 	bcb->CDB[0] = 0xF1;
696 	bcb->CDB[5] = (unsigned char)(bnByte);
697 	bcb->CDB[4] = (unsigned char)(bnByte>>8);
698 	bcb->CDB[3] = (unsigned char)(bnByte>>16);
699 	bcb->CDB[2] = (unsigned char)(bnByte>>24);
700 
701 	result = ene_send_scsi_cmd(us, FDIR_READ, scsi_sglist(srb), 1);
702 	return result;
703 }
704 
705 static int sd_scsi_write(struct us_data *us, struct scsi_cmnd *srb)
706 {
707 	int result;
708 	unsigned char *cdb = srb->cmnd;
709 	struct bulk_cb_wrap *bcb = (struct bulk_cb_wrap *) us->iobuf;
710 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
711 
712 	u32 bn = ((cdb[2] << 24) & 0xff000000) | ((cdb[3] << 16) & 0x00ff0000) |
713 		 ((cdb[4] << 8) & 0x0000ff00) | ((cdb[5] << 0) & 0x000000ff);
714 	u16 blen = ((cdb[7] << 8) & 0xff00) | ((cdb[8] << 0) & 0x00ff);
715 	u32 bnByte = bn * 0x200;
716 	u32 blenByte = blen * 0x200;
717 
718 	if (bn > info->bl_num)
719 		return USB_STOR_TRANSPORT_ERROR;
720 
721 	result = ene_load_bincode(us, SD_RW_PATTERN);
722 	if (result != USB_STOR_XFER_GOOD) {
723 		usb_stor_dbg(us, "Load SD RW pattern Fail !!\n");
724 		return USB_STOR_TRANSPORT_ERROR;
725 	}
726 
727 	if (info->SD_Status.HiCapacity)
728 		bnByte = bn;
729 
730 	/* set up the command wrapper */
731 	memset(bcb, 0, sizeof(struct bulk_cb_wrap));
732 	bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN);
733 	bcb->DataTransferLength = blenByte;
734 	bcb->Flags  = 0x00;
735 	bcb->CDB[0] = 0xF0;
736 	bcb->CDB[5] = (unsigned char)(bnByte);
737 	bcb->CDB[4] = (unsigned char)(bnByte>>8);
738 	bcb->CDB[3] = (unsigned char)(bnByte>>16);
739 	bcb->CDB[2] = (unsigned char)(bnByte>>24);
740 
741 	result = ene_send_scsi_cmd(us, FDIR_WRITE, scsi_sglist(srb), 1);
742 	return result;
743 }
744 
745 /*
746  * ENE MS Card
747  */
748 
749 static int ms_lib_set_logicalpair(struct us_data *us, u16 logblk, u16 phyblk)
750 {
751 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
752 
753 	if ((logblk >= info->MS_Lib.NumberOfLogBlock) || (phyblk >= info->MS_Lib.NumberOfPhyBlock))
754 		return (u32)-1;
755 
756 	info->MS_Lib.Phy2LogMap[phyblk] = logblk;
757 	info->MS_Lib.Log2PhyMap[logblk] = phyblk;
758 
759 	return 0;
760 }
761 
762 static int ms_lib_set_logicalblockmark(struct us_data *us, u16 phyblk, u16 mark)
763 {
764 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
765 
766 	if (phyblk >= info->MS_Lib.NumberOfPhyBlock)
767 		return (u32)-1;
768 
769 	info->MS_Lib.Phy2LogMap[phyblk] = mark;
770 
771 	return 0;
772 }
773 
774 static int ms_lib_set_initialerrorblock(struct us_data *us, u16 phyblk)
775 {
776 	return ms_lib_set_logicalblockmark(us, phyblk, MS_LB_INITIAL_ERROR);
777 }
778 
779 static int ms_lib_set_bootblockmark(struct us_data *us, u16 phyblk)
780 {
781 	return ms_lib_set_logicalblockmark(us, phyblk, MS_LB_BOOT_BLOCK);
782 }
783 
784 static int ms_lib_free_logicalmap(struct us_data *us)
785 {
786 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
787 
788 	kfree(info->MS_Lib.Phy2LogMap);
789 	info->MS_Lib.Phy2LogMap = NULL;
790 
791 	kfree(info->MS_Lib.Log2PhyMap);
792 	info->MS_Lib.Log2PhyMap = NULL;
793 
794 	return 0;
795 }
796 
797 static int ms_lib_alloc_logicalmap(struct us_data *us)
798 {
799 	u32  i;
800 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
801 
802 	info->MS_Lib.Phy2LogMap = kmalloc(info->MS_Lib.NumberOfPhyBlock * sizeof(u16), GFP_KERNEL);
803 	info->MS_Lib.Log2PhyMap = kmalloc(info->MS_Lib.NumberOfLogBlock * sizeof(u16), GFP_KERNEL);
804 
805 	if ((info->MS_Lib.Phy2LogMap == NULL) || (info->MS_Lib.Log2PhyMap == NULL)) {
806 		ms_lib_free_logicalmap(us);
807 		return (u32)-1;
808 	}
809 
810 	for (i = 0; i < info->MS_Lib.NumberOfPhyBlock; i++)
811 		info->MS_Lib.Phy2LogMap[i] = MS_LB_NOT_USED;
812 
813 	for (i = 0; i < info->MS_Lib.NumberOfLogBlock; i++)
814 		info->MS_Lib.Log2PhyMap[i] = MS_LB_NOT_USED;
815 
816 	return 0;
817 }
818 
819 static void ms_lib_clear_writebuf(struct us_data *us)
820 {
821 	int i;
822 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
823 
824 	info->MS_Lib.wrtblk = (u16)-1;
825 	ms_lib_clear_pagemap(info);
826 
827 	if (info->MS_Lib.blkpag)
828 		memset(info->MS_Lib.blkpag, 0xff, info->MS_Lib.PagesPerBlock * info->MS_Lib.BytesPerSector);
829 
830 	if (info->MS_Lib.blkext) {
831 		for (i = 0; i < info->MS_Lib.PagesPerBlock; i++) {
832 			info->MS_Lib.blkext[i].status1 = MS_REG_ST1_DEFAULT;
833 			info->MS_Lib.blkext[i].ovrflg = MS_REG_OVR_DEFAULT;
834 			info->MS_Lib.blkext[i].mngflg = MS_REG_MNG_DEFAULT;
835 			info->MS_Lib.blkext[i].logadr = MS_LB_NOT_USED;
836 		}
837 	}
838 }
839 
840 static int ms_count_freeblock(struct us_data *us, u16 PhyBlock)
841 {
842 	u32 Ende, Count;
843 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
844 
845 	Ende = PhyBlock + MS_PHYSICAL_BLOCKS_PER_SEGMENT;
846 	for (Count = 0; PhyBlock < Ende; PhyBlock++) {
847 		switch (info->MS_Lib.Phy2LogMap[PhyBlock]) {
848 		case MS_LB_NOT_USED:
849 		case MS_LB_NOT_USED_ERASED:
850 			Count++;
851 		default:
852 			break;
853 		}
854 	}
855 
856 	return Count;
857 }
858 
859 static int ms_read_readpage(struct us_data *us, u32 PhyBlockAddr,
860 		u8 PageNum, u32 *PageBuf, struct ms_lib_type_extdat *ExtraDat)
861 {
862 	struct bulk_cb_wrap *bcb = (struct bulk_cb_wrap *) us->iobuf;
863 	int result;
864 	u8 ExtBuf[4];
865 	u32 bn = PhyBlockAddr * 0x20 + PageNum;
866 
867 	result = ene_load_bincode(us, MS_RW_PATTERN);
868 	if (result != USB_STOR_XFER_GOOD)
869 		return USB_STOR_TRANSPORT_ERROR;
870 
871 	/* Read Page Data */
872 	memset(bcb, 0, sizeof(struct bulk_cb_wrap));
873 	bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN);
874 	bcb->DataTransferLength = 0x200;
875 	bcb->Flags      = US_BULK_FLAG_IN;
876 	bcb->CDB[0]     = 0xF1;
877 
878 	bcb->CDB[1]     = 0x02; /* in init.c ENE_MSInit() is 0x01 */
879 
880 	bcb->CDB[5]     = (unsigned char)(bn);
881 	bcb->CDB[4]     = (unsigned char)(bn>>8);
882 	bcb->CDB[3]     = (unsigned char)(bn>>16);
883 	bcb->CDB[2]     = (unsigned char)(bn>>24);
884 
885 	result = ene_send_scsi_cmd(us, FDIR_READ, PageBuf, 0);
886 	if (result != USB_STOR_XFER_GOOD)
887 		return USB_STOR_TRANSPORT_ERROR;
888 
889 
890 	/* Read Extra Data */
891 	memset(bcb, 0, sizeof(struct bulk_cb_wrap));
892 	bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN);
893 	bcb->DataTransferLength = 0x4;
894 	bcb->Flags      = US_BULK_FLAG_IN;
895 	bcb->CDB[0]     = 0xF1;
896 	bcb->CDB[1]     = 0x03;
897 
898 	bcb->CDB[5]     = (unsigned char)(PageNum);
899 	bcb->CDB[4]     = (unsigned char)(PhyBlockAddr);
900 	bcb->CDB[3]     = (unsigned char)(PhyBlockAddr>>8);
901 	bcb->CDB[2]     = (unsigned char)(PhyBlockAddr>>16);
902 	bcb->CDB[6]     = 0x01;
903 
904 	result = ene_send_scsi_cmd(us, FDIR_READ, &ExtBuf, 0);
905 	if (result != USB_STOR_XFER_GOOD)
906 		return USB_STOR_TRANSPORT_ERROR;
907 
908 	ExtraDat->reserved = 0;
909 	ExtraDat->intr     = 0x80;  /* Not yet,fireware support */
910 	ExtraDat->status0  = 0x10;  /* Not yet,fireware support */
911 
912 	ExtraDat->status1  = 0x00;  /* Not yet,fireware support */
913 	ExtraDat->ovrflg   = ExtBuf[0];
914 	ExtraDat->mngflg   = ExtBuf[1];
915 	ExtraDat->logadr   = memstick_logaddr(ExtBuf[2], ExtBuf[3]);
916 
917 	return USB_STOR_TRANSPORT_GOOD;
918 }
919 
920 static int ms_lib_process_bootblock(struct us_data *us, u16 PhyBlock, u8 *PageData)
921 {
922 	struct ms_bootblock_sysent *SysEntry;
923 	struct ms_bootblock_sysinf *SysInfo;
924 	u32 i, result;
925 	u8 PageNumber;
926 	u8 *PageBuffer;
927 	struct ms_lib_type_extdat ExtraData;
928 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
929 
930 	PageBuffer = kmalloc(MS_BYTES_PER_PAGE, GFP_KERNEL);
931 	if (PageBuffer == NULL)
932 		return (u32)-1;
933 
934 	result = (u32)-1;
935 
936 	SysInfo = &(((struct ms_bootblock_page0 *)PageData)->sysinf);
937 
938 	if ((SysInfo->bMsClass != MS_SYSINF_MSCLASS_TYPE_1) ||
939 		(be16_to_cpu(SysInfo->wPageSize) != MS_SYSINF_PAGE_SIZE) ||
940 		((SysInfo->bSecuritySupport & MS_SYSINF_SECURITY) == MS_SYSINF_SECURITY_SUPPORT) ||
941 		(SysInfo->bReserved1 != MS_SYSINF_RESERVED1) ||
942 		(SysInfo->bReserved2 != MS_SYSINF_RESERVED2) ||
943 		(SysInfo->bFormatType != MS_SYSINF_FORMAT_FAT) ||
944 		(SysInfo->bUsage != MS_SYSINF_USAGE_GENERAL))
945 		goto exit;
946 		/* */
947 	switch (info->MS_Lib.cardType = SysInfo->bCardType) {
948 	case MS_SYSINF_CARDTYPE_RDONLY:
949 		ms_lib_ctrl_set(info, MS_LIB_CTRL_RDONLY);
950 		break;
951 	case MS_SYSINF_CARDTYPE_RDWR:
952 		ms_lib_ctrl_reset(info, MS_LIB_CTRL_RDONLY);
953 		break;
954 	case MS_SYSINF_CARDTYPE_HYBRID:
955 	default:
956 		goto exit;
957 	}
958 
959 	info->MS_Lib.blockSize = be16_to_cpu(SysInfo->wBlockSize);
960 	info->MS_Lib.NumberOfPhyBlock = be16_to_cpu(SysInfo->wBlockNumber);
961 	info->MS_Lib.NumberOfLogBlock = be16_to_cpu(SysInfo->wTotalBlockNumber)-2;
962 	info->MS_Lib.PagesPerBlock = info->MS_Lib.blockSize * SIZE_OF_KIRO / MS_BYTES_PER_PAGE;
963 	info->MS_Lib.NumberOfSegment = info->MS_Lib.NumberOfPhyBlock / MS_PHYSICAL_BLOCKS_PER_SEGMENT;
964 	info->MS_Model = be16_to_cpu(SysInfo->wMemorySize);
965 
966 	/*Allocate to all number of logicalblock and physicalblock */
967 	if (ms_lib_alloc_logicalmap(us))
968 		goto exit;
969 
970 	/* Mark the book block */
971 	ms_lib_set_bootblockmark(us, PhyBlock);
972 
973 	SysEntry = &(((struct ms_bootblock_page0 *)PageData)->sysent);
974 
975 	for (i = 0; i < MS_NUMBER_OF_SYSTEM_ENTRY; i++) {
976 		u32  EntryOffset, EntrySize;
977 
978 		EntryOffset = be32_to_cpu(SysEntry->entry[i].dwStart);
979 
980 		if (EntryOffset == 0xffffff)
981 			continue;
982 		EntrySize = be32_to_cpu(SysEntry->entry[i].dwSize);
983 
984 		if (EntrySize == 0)
985 			continue;
986 
987 		if (EntryOffset + MS_BYTES_PER_PAGE + EntrySize > info->MS_Lib.blockSize * (u32)SIZE_OF_KIRO)
988 			continue;
989 
990 		if (i == 0) {
991 			u8 PrevPageNumber = 0;
992 			u16 phyblk;
993 
994 			if (SysEntry->entry[i].bType != MS_SYSENT_TYPE_INVALID_BLOCK)
995 				goto exit;
996 
997 			while (EntrySize > 0) {
998 
999 				PageNumber = (u8)(EntryOffset / MS_BYTES_PER_PAGE + 1);
1000 				if (PageNumber != PrevPageNumber) {
1001 					switch (ms_read_readpage(us, PhyBlock, PageNumber, (u32 *)PageBuffer, &ExtraData)) {
1002 					case MS_STATUS_SUCCESS:
1003 						break;
1004 					case MS_STATUS_WRITE_PROTECT:
1005 					case MS_ERROR_FLASH_READ:
1006 					case MS_STATUS_ERROR:
1007 					default:
1008 						goto exit;
1009 					}
1010 
1011 					PrevPageNumber = PageNumber;
1012 				}
1013 
1014 				phyblk = be16_to_cpu(*(u16 *)(PageBuffer + (EntryOffset % MS_BYTES_PER_PAGE)));
1015 				if (phyblk < 0x0fff)
1016 					ms_lib_set_initialerrorblock(us, phyblk);
1017 
1018 				EntryOffset += 2;
1019 				EntrySize -= 2;
1020 			}
1021 		} else if (i == 1) {  /* CIS/IDI */
1022 			struct ms_bootblock_idi *idi;
1023 
1024 			if (SysEntry->entry[i].bType != MS_SYSENT_TYPE_CIS_IDI)
1025 				goto exit;
1026 
1027 			switch (ms_read_readpage(us, PhyBlock, (u8)(EntryOffset / MS_BYTES_PER_PAGE + 1), (u32 *)PageBuffer, &ExtraData)) {
1028 			case MS_STATUS_SUCCESS:
1029 				break;
1030 			case MS_STATUS_WRITE_PROTECT:
1031 			case MS_ERROR_FLASH_READ:
1032 			case MS_STATUS_ERROR:
1033 			default:
1034 				goto exit;
1035 			}
1036 
1037 			idi = &((struct ms_bootblock_cis_idi *)(PageBuffer + (EntryOffset % MS_BYTES_PER_PAGE)))->idi.idi;
1038 			if (le16_to_cpu(idi->wIDIgeneralConfiguration) != MS_IDI_GENERAL_CONF)
1039 				goto exit;
1040 
1041 			info->MS_Lib.BytesPerSector = le16_to_cpu(idi->wIDIbytesPerSector);
1042 			if (info->MS_Lib.BytesPerSector != MS_BYTES_PER_PAGE)
1043 				goto exit;
1044 		}
1045 	} /* End for .. */
1046 
1047 	result = 0;
1048 
1049 exit:
1050 	if (result)
1051 		ms_lib_free_logicalmap(us);
1052 
1053 	kfree(PageBuffer);
1054 
1055 	result = 0;
1056 	return result;
1057 }
1058 
1059 static void ms_lib_free_writebuf(struct us_data *us)
1060 {
1061 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
1062 	info->MS_Lib.wrtblk = (u16)-1; /* set to -1 */
1063 
1064 	/* memset((fdoExt)->MS_Lib.pagemap, 0, sizeof((fdoExt)->MS_Lib.pagemap)) */
1065 
1066 	ms_lib_clear_pagemap(info); /* (pdx)->MS_Lib.pagemap memset 0 in ms.h */
1067 
1068 	if (info->MS_Lib.blkpag) {
1069 		kfree(info->MS_Lib.blkpag);  /* Arnold test ... */
1070 		info->MS_Lib.blkpag = NULL;
1071 	}
1072 
1073 	if (info->MS_Lib.blkext) {
1074 		kfree(info->MS_Lib.blkext);  /* Arnold test ... */
1075 		info->MS_Lib.blkext = NULL;
1076 	}
1077 }
1078 
1079 
1080 static void ms_lib_free_allocatedarea(struct us_data *us)
1081 {
1082 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
1083 
1084 	ms_lib_free_writebuf(us); /* Free MS_Lib.pagemap */
1085 	ms_lib_free_logicalmap(us); /* kfree MS_Lib.Phy2LogMap and MS_Lib.Log2PhyMap */
1086 
1087 	/* set struct us point flag to 0 */
1088 	info->MS_Lib.flags = 0;
1089 	info->MS_Lib.BytesPerSector = 0;
1090 	info->MS_Lib.SectorsPerCylinder = 0;
1091 
1092 	info->MS_Lib.cardType = 0;
1093 	info->MS_Lib.blockSize = 0;
1094 	info->MS_Lib.PagesPerBlock = 0;
1095 
1096 	info->MS_Lib.NumberOfPhyBlock = 0;
1097 	info->MS_Lib.NumberOfLogBlock = 0;
1098 }
1099 
1100 
1101 static int ms_lib_alloc_writebuf(struct us_data *us)
1102 {
1103 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
1104 
1105 	info->MS_Lib.wrtblk = (u16)-1;
1106 
1107 	info->MS_Lib.blkpag = kmalloc(info->MS_Lib.PagesPerBlock * info->MS_Lib.BytesPerSector, GFP_KERNEL);
1108 	info->MS_Lib.blkext = kmalloc(info->MS_Lib.PagesPerBlock * sizeof(struct ms_lib_type_extdat), GFP_KERNEL);
1109 
1110 	if ((info->MS_Lib.blkpag == NULL) || (info->MS_Lib.blkext == NULL)) {
1111 		ms_lib_free_writebuf(us);
1112 		return (u32)-1;
1113 	}
1114 
1115 	ms_lib_clear_writebuf(us);
1116 
1117 return 0;
1118 }
1119 
1120 static int ms_lib_force_setlogical_pair(struct us_data *us, u16 logblk, u16 phyblk)
1121 {
1122 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
1123 
1124 	if (logblk == MS_LB_NOT_USED)
1125 		return 0;
1126 
1127 	if ((logblk >= info->MS_Lib.NumberOfLogBlock) ||
1128 		(phyblk >= info->MS_Lib.NumberOfPhyBlock))
1129 		return (u32)-1;
1130 
1131 	info->MS_Lib.Phy2LogMap[phyblk] = logblk;
1132 	info->MS_Lib.Log2PhyMap[logblk] = phyblk;
1133 
1134 	return 0;
1135 }
1136 
1137 static int ms_read_copyblock(struct us_data *us, u16 oldphy, u16 newphy,
1138 			u16 PhyBlockAddr, u8 PageNum, unsigned char *buf, u16 len)
1139 {
1140 	struct bulk_cb_wrap *bcb = (struct bulk_cb_wrap *) us->iobuf;
1141 	int result;
1142 
1143 	result = ene_load_bincode(us, MS_RW_PATTERN);
1144 	if (result != USB_STOR_XFER_GOOD)
1145 		return USB_STOR_TRANSPORT_ERROR;
1146 
1147 	memset(bcb, 0, sizeof(struct bulk_cb_wrap));
1148 	bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN);
1149 	bcb->DataTransferLength = 0x200*len;
1150 	bcb->Flags = 0x00;
1151 	bcb->CDB[0] = 0xF0;
1152 	bcb->CDB[1] = 0x08;
1153 	bcb->CDB[4] = (unsigned char)(oldphy);
1154 	bcb->CDB[3] = (unsigned char)(oldphy>>8);
1155 	bcb->CDB[2] = 0; /* (BYTE)(oldphy>>16) */
1156 	bcb->CDB[7] = (unsigned char)(newphy);
1157 	bcb->CDB[6] = (unsigned char)(newphy>>8);
1158 	bcb->CDB[5] = 0; /* (BYTE)(newphy>>16) */
1159 	bcb->CDB[9] = (unsigned char)(PhyBlockAddr);
1160 	bcb->CDB[8] = (unsigned char)(PhyBlockAddr>>8);
1161 	bcb->CDB[10] = PageNum;
1162 
1163 	result = ene_send_scsi_cmd(us, FDIR_WRITE, buf, 0);
1164 	if (result != USB_STOR_XFER_GOOD)
1165 		return USB_STOR_TRANSPORT_ERROR;
1166 
1167 	return USB_STOR_TRANSPORT_GOOD;
1168 }
1169 
1170 static int ms_read_eraseblock(struct us_data *us, u32 PhyBlockAddr)
1171 {
1172 	struct bulk_cb_wrap *bcb = (struct bulk_cb_wrap *) us->iobuf;
1173 	int result;
1174 	u32 bn = PhyBlockAddr;
1175 
1176 	result = ene_load_bincode(us, MS_RW_PATTERN);
1177 	if (result != USB_STOR_XFER_GOOD)
1178 		return USB_STOR_TRANSPORT_ERROR;
1179 
1180 	memset(bcb, 0, sizeof(struct bulk_cb_wrap));
1181 	bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN);
1182 	bcb->DataTransferLength = 0x200;
1183 	bcb->Flags = US_BULK_FLAG_IN;
1184 	bcb->CDB[0] = 0xF2;
1185 	bcb->CDB[1] = 0x06;
1186 	bcb->CDB[4] = (unsigned char)(bn);
1187 	bcb->CDB[3] = (unsigned char)(bn>>8);
1188 	bcb->CDB[2] = (unsigned char)(bn>>16);
1189 
1190 	result = ene_send_scsi_cmd(us, FDIR_READ, NULL, 0);
1191 	if (result != USB_STOR_XFER_GOOD)
1192 		return USB_STOR_TRANSPORT_ERROR;
1193 
1194 	return USB_STOR_TRANSPORT_GOOD;
1195 }
1196 
1197 static int ms_lib_check_disableblock(struct us_data *us, u16 PhyBlock)
1198 {
1199 	unsigned char *PageBuf = NULL;
1200 	u16 result = MS_STATUS_SUCCESS;
1201 	u16 blk, index = 0;
1202 	struct ms_lib_type_extdat extdat;
1203 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
1204 
1205 	PageBuf = kmalloc(MS_BYTES_PER_PAGE, GFP_KERNEL);
1206 	if (PageBuf == NULL) {
1207 		result = MS_NO_MEMORY_ERROR;
1208 		goto exit;
1209 	}
1210 
1211 	ms_read_readpage(us, PhyBlock, 1, (u32 *)PageBuf, &extdat);
1212 	do {
1213 		blk = be16_to_cpu(PageBuf[index]);
1214 		if (blk == MS_LB_NOT_USED)
1215 			break;
1216 		if (blk == info->MS_Lib.Log2PhyMap[0]) {
1217 			result = MS_ERROR_FLASH_READ;
1218 			break;
1219 		}
1220 		index++;
1221 	} while (1);
1222 
1223 exit:
1224 	kfree(PageBuf);
1225 	return result;
1226 }
1227 
1228 static int ms_lib_setacquired_errorblock(struct us_data *us, u16 phyblk)
1229 {
1230 	u16 log;
1231 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
1232 
1233 	if (phyblk >= info->MS_Lib.NumberOfPhyBlock)
1234 		return (u32)-1;
1235 
1236 	log = info->MS_Lib.Phy2LogMap[phyblk];
1237 
1238 	if (log < info->MS_Lib.NumberOfLogBlock)
1239 		info->MS_Lib.Log2PhyMap[log] = MS_LB_NOT_USED;
1240 
1241 	if (info->MS_Lib.Phy2LogMap[phyblk] != MS_LB_INITIAL_ERROR)
1242 		info->MS_Lib.Phy2LogMap[phyblk] = MS_LB_ACQUIRED_ERROR;
1243 
1244 	return 0;
1245 }
1246 
1247 static int ms_lib_overwrite_extra(struct us_data *us, u32 PhyBlockAddr,
1248 				u8 PageNum, u8 OverwriteFlag)
1249 {
1250 	struct bulk_cb_wrap *bcb = (struct bulk_cb_wrap *) us->iobuf;
1251 	int result;
1252 
1253 	result = ene_load_bincode(us, MS_RW_PATTERN);
1254 	if (result != USB_STOR_XFER_GOOD)
1255 		return USB_STOR_TRANSPORT_ERROR;
1256 
1257 	memset(bcb, 0, sizeof(struct bulk_cb_wrap));
1258 	bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN);
1259 	bcb->DataTransferLength = 0x4;
1260 	bcb->Flags = US_BULK_FLAG_IN;
1261 	bcb->CDB[0] = 0xF2;
1262 	bcb->CDB[1] = 0x05;
1263 	bcb->CDB[5] = (unsigned char)(PageNum);
1264 	bcb->CDB[4] = (unsigned char)(PhyBlockAddr);
1265 	bcb->CDB[3] = (unsigned char)(PhyBlockAddr>>8);
1266 	bcb->CDB[2] = (unsigned char)(PhyBlockAddr>>16);
1267 	bcb->CDB[6] = OverwriteFlag;
1268 	bcb->CDB[7] = 0xFF;
1269 	bcb->CDB[8] = 0xFF;
1270 	bcb->CDB[9] = 0xFF;
1271 
1272 	result = ene_send_scsi_cmd(us, FDIR_READ, NULL, 0);
1273 	if (result != USB_STOR_XFER_GOOD)
1274 		return USB_STOR_TRANSPORT_ERROR;
1275 
1276 	return USB_STOR_TRANSPORT_GOOD;
1277 }
1278 
1279 static int ms_lib_error_phyblock(struct us_data *us, u16 phyblk)
1280 {
1281 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
1282 
1283 	if (phyblk >= info->MS_Lib.NumberOfPhyBlock)
1284 		return MS_STATUS_ERROR;
1285 
1286 	ms_lib_setacquired_errorblock(us, phyblk);
1287 
1288 	if (ms_lib_iswritable(info))
1289 		return ms_lib_overwrite_extra(us, phyblk, 0, (u8)(~MS_REG_OVR_BKST & BYTE_MASK));
1290 
1291 	return MS_STATUS_SUCCESS;
1292 }
1293 
1294 static int ms_lib_erase_phyblock(struct us_data *us, u16 phyblk)
1295 {
1296 	u16 log;
1297 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
1298 
1299 	if (phyblk >= info->MS_Lib.NumberOfPhyBlock)
1300 		return MS_STATUS_ERROR;
1301 
1302 	log = info->MS_Lib.Phy2LogMap[phyblk];
1303 
1304 	if (log < info->MS_Lib.NumberOfLogBlock)
1305 		info->MS_Lib.Log2PhyMap[log] = MS_LB_NOT_USED;
1306 
1307 	info->MS_Lib.Phy2LogMap[phyblk] = MS_LB_NOT_USED;
1308 
1309 	if (ms_lib_iswritable(info)) {
1310 		switch (ms_read_eraseblock(us, phyblk)) {
1311 		case MS_STATUS_SUCCESS:
1312 			info->MS_Lib.Phy2LogMap[phyblk] = MS_LB_NOT_USED_ERASED;
1313 			return MS_STATUS_SUCCESS;
1314 		case MS_ERROR_FLASH_ERASE:
1315 		case MS_STATUS_INT_ERROR:
1316 			ms_lib_error_phyblock(us, phyblk);
1317 			return MS_ERROR_FLASH_ERASE;
1318 		case MS_STATUS_ERROR:
1319 		default:
1320 			ms_lib_ctrl_set(info, MS_LIB_CTRL_RDONLY); /* MS_LibCtrlSet will used by ENE_MSInit ,need check, and why us to info*/
1321 			ms_lib_setacquired_errorblock(us, phyblk);
1322 			return MS_STATUS_ERROR;
1323 		}
1324 	}
1325 
1326 	ms_lib_setacquired_errorblock(us, phyblk);
1327 
1328 	return MS_STATUS_SUCCESS;
1329 }
1330 
1331 static int ms_lib_read_extra(struct us_data *us, u32 PhyBlock,
1332 				u8 PageNum, struct ms_lib_type_extdat *ExtraDat)
1333 {
1334 	struct bulk_cb_wrap *bcb = (struct bulk_cb_wrap *) us->iobuf;
1335 	int result;
1336 	u8 ExtBuf[4];
1337 
1338 	memset(bcb, 0, sizeof(struct bulk_cb_wrap));
1339 	bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN);
1340 	bcb->DataTransferLength = 0x4;
1341 	bcb->Flags      = US_BULK_FLAG_IN;
1342 	bcb->CDB[0]     = 0xF1;
1343 	bcb->CDB[1]     = 0x03;
1344 	bcb->CDB[5]     = (unsigned char)(PageNum);
1345 	bcb->CDB[4]     = (unsigned char)(PhyBlock);
1346 	bcb->CDB[3]     = (unsigned char)(PhyBlock>>8);
1347 	bcb->CDB[2]     = (unsigned char)(PhyBlock>>16);
1348 	bcb->CDB[6]     = 0x01;
1349 
1350 	result = ene_send_scsi_cmd(us, FDIR_READ, &ExtBuf, 0);
1351 	if (result != USB_STOR_XFER_GOOD)
1352 		return USB_STOR_TRANSPORT_ERROR;
1353 
1354 	ExtraDat->reserved = 0;
1355 	ExtraDat->intr     = 0x80;  /* Not yet, waiting for fireware support */
1356 	ExtraDat->status0  = 0x10;  /* Not yet, waiting for fireware support */
1357 	ExtraDat->status1  = 0x00;  /* Not yet, waiting for fireware support */
1358 	ExtraDat->ovrflg   = ExtBuf[0];
1359 	ExtraDat->mngflg   = ExtBuf[1];
1360 	ExtraDat->logadr   = memstick_logaddr(ExtBuf[2], ExtBuf[3]);
1361 
1362 	return USB_STOR_TRANSPORT_GOOD;
1363 }
1364 
1365 static int ms_libsearch_block_from_physical(struct us_data *us, u16 phyblk)
1366 {
1367 	u16 blk;
1368 	struct ms_lib_type_extdat extdat; /* need check */
1369 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
1370 
1371 
1372 	if (phyblk >= info->MS_Lib.NumberOfPhyBlock)
1373 		return MS_LB_ERROR;
1374 
1375 	for (blk = phyblk + 1; blk != phyblk; blk++) {
1376 		if ((blk & MS_PHYSICAL_BLOCKS_PER_SEGMENT_MASK) == 0)
1377 			blk -= MS_PHYSICAL_BLOCKS_PER_SEGMENT;
1378 
1379 		if (info->MS_Lib.Phy2LogMap[blk] == MS_LB_NOT_USED_ERASED) {
1380 			return blk;
1381 		} else if (info->MS_Lib.Phy2LogMap[blk] == MS_LB_NOT_USED) {
1382 			switch (ms_lib_read_extra(us, blk, 0, &extdat)) {
1383 			case MS_STATUS_SUCCESS:
1384 			case MS_STATUS_SUCCESS_WITH_ECC:
1385 				break;
1386 			case MS_NOCARD_ERROR:
1387 				return MS_NOCARD_ERROR;
1388 			case MS_STATUS_INT_ERROR:
1389 				return MS_LB_ERROR;
1390 			case MS_ERROR_FLASH_READ:
1391 			default:
1392 				ms_lib_setacquired_errorblock(us, blk);
1393 				continue;
1394 			} /* End switch */
1395 
1396 			if ((extdat.ovrflg & MS_REG_OVR_BKST) != MS_REG_OVR_BKST_OK) {
1397 				ms_lib_setacquired_errorblock(us, blk);
1398 				continue;
1399 			}
1400 
1401 			switch (ms_lib_erase_phyblock(us, blk)) {
1402 			case MS_STATUS_SUCCESS:
1403 				return blk;
1404 			case MS_STATUS_ERROR:
1405 				return MS_LB_ERROR;
1406 			case MS_ERROR_FLASH_ERASE:
1407 			default:
1408 				ms_lib_error_phyblock(us, blk);
1409 				break;
1410 			}
1411 		}
1412 	} /* End for */
1413 
1414 	return MS_LB_ERROR;
1415 }
1416 static int ms_libsearch_block_from_logical(struct us_data *us, u16 logblk)
1417 {
1418 	u16 phyblk;
1419 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
1420 
1421 	phyblk = ms_libconv_to_physical(info, logblk);
1422 	if (phyblk >= MS_LB_ERROR) {
1423 		if (logblk >= info->MS_Lib.NumberOfLogBlock)
1424 			return MS_LB_ERROR;
1425 
1426 		phyblk = (logblk + MS_NUMBER_OF_BOOT_BLOCK) / MS_LOGICAL_BLOCKS_PER_SEGMENT;
1427 		phyblk *= MS_PHYSICAL_BLOCKS_PER_SEGMENT;
1428 		phyblk += MS_PHYSICAL_BLOCKS_PER_SEGMENT - 1;
1429 	}
1430 
1431 	return ms_libsearch_block_from_physical(us, phyblk);
1432 }
1433 
1434 static int ms_scsi_test_unit_ready(struct us_data *us, struct scsi_cmnd *srb)
1435 {
1436 	struct ene_ub6250_info *info = (struct ene_ub6250_info *)(us->extra);
1437 
1438 	/* pr_info("MS_SCSI_Test_Unit_Ready\n"); */
1439 	if (info->MS_Status.Insert && info->MS_Status.Ready) {
1440 		return USB_STOR_TRANSPORT_GOOD;
1441 	} else {
1442 		ene_ms_init(us);
1443 		return USB_STOR_TRANSPORT_GOOD;
1444 	}
1445 
1446 	return USB_STOR_TRANSPORT_GOOD;
1447 }
1448 
1449 static int ms_scsi_inquiry(struct us_data *us, struct scsi_cmnd *srb)
1450 {
1451 	/* pr_info("MS_SCSI_Inquiry\n"); */
1452 	unsigned char data_ptr[36] = {
1453 		0x00, 0x80, 0x02, 0x00, 0x1F, 0x00, 0x00, 0x00, 0x55,
1454 		0x53, 0x42, 0x32, 0x2E, 0x30, 0x20, 0x20, 0x43, 0x61,
1455 		0x72, 0x64, 0x52, 0x65, 0x61, 0x64, 0x65, 0x72, 0x20,
1456 		0x20, 0x20, 0x20, 0x20, 0x20, 0x30, 0x31, 0x30, 0x30};
1457 
1458 	usb_stor_set_xfer_buf(data_ptr, 36, srb);
1459 	return USB_STOR_TRANSPORT_GOOD;
1460 }
1461 
1462 static int ms_scsi_mode_sense(struct us_data *us, struct scsi_cmnd *srb)
1463 {
1464 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
1465 	unsigned char mediaNoWP[12] = {
1466 		0x0b, 0x00, 0x00, 0x08, 0x00, 0x00,
1467 		0x71, 0xc0, 0x00, 0x00, 0x02, 0x00 };
1468 	unsigned char mediaWP[12]   = {
1469 		0x0b, 0x00, 0x80, 0x08, 0x00, 0x00,
1470 		0x71, 0xc0, 0x00, 0x00, 0x02, 0x00 };
1471 
1472 	if (info->MS_Status.WtP)
1473 		usb_stor_set_xfer_buf(mediaWP, 12, srb);
1474 	else
1475 		usb_stor_set_xfer_buf(mediaNoWP, 12, srb);
1476 
1477 	return USB_STOR_TRANSPORT_GOOD;
1478 }
1479 
1480 static int ms_scsi_read_capacity(struct us_data *us, struct scsi_cmnd *srb)
1481 {
1482 	u32   bl_num;
1483 	u16    bl_len;
1484 	unsigned int offset = 0;
1485 	unsigned char    buf[8];
1486 	struct scatterlist *sg = NULL;
1487 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
1488 
1489 	usb_stor_dbg(us, "ms_scsi_read_capacity\n");
1490 	bl_len = 0x200;
1491 	if (info->MS_Status.IsMSPro)
1492 		bl_num = info->MSP_TotalBlock - 1;
1493 	else
1494 		bl_num = info->MS_Lib.NumberOfLogBlock * info->MS_Lib.blockSize * 2 - 1;
1495 
1496 	info->bl_num = bl_num;
1497 	usb_stor_dbg(us, "bl_len = %x\n", bl_len);
1498 	usb_stor_dbg(us, "bl_num = %x\n", bl_num);
1499 
1500 	/*srb->request_bufflen = 8; */
1501 	buf[0] = (bl_num >> 24) & 0xff;
1502 	buf[1] = (bl_num >> 16) & 0xff;
1503 	buf[2] = (bl_num >> 8) & 0xff;
1504 	buf[3] = (bl_num >> 0) & 0xff;
1505 	buf[4] = (bl_len >> 24) & 0xff;
1506 	buf[5] = (bl_len >> 16) & 0xff;
1507 	buf[6] = (bl_len >> 8) & 0xff;
1508 	buf[7] = (bl_len >> 0) & 0xff;
1509 
1510 	usb_stor_access_xfer_buf(buf, 8, srb, &sg, &offset, TO_XFER_BUF);
1511 
1512 	return USB_STOR_TRANSPORT_GOOD;
1513 }
1514 
1515 static void ms_lib_phy_to_log_range(u16 PhyBlock, u16 *LogStart, u16 *LogEnde)
1516 {
1517 	PhyBlock /= MS_PHYSICAL_BLOCKS_PER_SEGMENT;
1518 
1519 	if (PhyBlock) {
1520 		*LogStart = MS_LOGICAL_BLOCKS_IN_1ST_SEGMENT + (PhyBlock - 1) * MS_LOGICAL_BLOCKS_PER_SEGMENT;/*496*/
1521 		*LogEnde = *LogStart + MS_LOGICAL_BLOCKS_PER_SEGMENT;/*496*/
1522 	} else {
1523 		*LogStart = 0;
1524 		*LogEnde = MS_LOGICAL_BLOCKS_IN_1ST_SEGMENT;/*494*/
1525 	}
1526 }
1527 
1528 static int ms_lib_read_extrablock(struct us_data *us, u32 PhyBlock,
1529 	u8 PageNum, u8 blen, void *buf)
1530 {
1531 	struct bulk_cb_wrap *bcb = (struct bulk_cb_wrap *) us->iobuf;
1532 	int     result;
1533 
1534 	/* Read Extra Data */
1535 	memset(bcb, 0, sizeof(struct bulk_cb_wrap));
1536 	bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN);
1537 	bcb->DataTransferLength = 0x4 * blen;
1538 	bcb->Flags      = US_BULK_FLAG_IN;
1539 	bcb->CDB[0]     = 0xF1;
1540 	bcb->CDB[1]     = 0x03;
1541 	bcb->CDB[5]     = (unsigned char)(PageNum);
1542 	bcb->CDB[4]     = (unsigned char)(PhyBlock);
1543 	bcb->CDB[3]     = (unsigned char)(PhyBlock>>8);
1544 	bcb->CDB[2]     = (unsigned char)(PhyBlock>>16);
1545 	bcb->CDB[6]     = blen;
1546 
1547 	result = ene_send_scsi_cmd(us, FDIR_READ, buf, 0);
1548 	if (result != USB_STOR_XFER_GOOD)
1549 		return USB_STOR_TRANSPORT_ERROR;
1550 
1551 	return USB_STOR_TRANSPORT_GOOD;
1552 }
1553 
1554 static int ms_lib_scan_logicalblocknumber(struct us_data *us, u16 btBlk1st)
1555 {
1556 	u16 PhyBlock, newblk, i;
1557 	u16 LogStart, LogEnde;
1558 	struct ms_lib_type_extdat extdat;
1559 	u8 buf[0x200];
1560 	u32 count = 0, index = 0;
1561 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
1562 
1563 	for (PhyBlock = 0; PhyBlock < info->MS_Lib.NumberOfPhyBlock;) {
1564 		ms_lib_phy_to_log_range(PhyBlock, &LogStart, &LogEnde);
1565 
1566 		for (i = 0; i < MS_PHYSICAL_BLOCKS_PER_SEGMENT; i++, PhyBlock++) {
1567 			switch (ms_libconv_to_logical(info, PhyBlock)) {
1568 			case MS_STATUS_ERROR:
1569 				continue;
1570 			default:
1571 				break;
1572 			}
1573 
1574 			if (count == PhyBlock) {
1575 				ms_lib_read_extrablock(us, PhyBlock, 0, 0x80, &buf);
1576 				count += 0x80;
1577 			}
1578 			index = (PhyBlock % 0x80) * 4;
1579 
1580 			extdat.ovrflg = buf[index];
1581 			extdat.mngflg = buf[index+1];
1582 			extdat.logadr = memstick_logaddr(buf[index+2], buf[index+3]);
1583 
1584 			if ((extdat.ovrflg & MS_REG_OVR_BKST) != MS_REG_OVR_BKST_OK) {
1585 				ms_lib_setacquired_errorblock(us, PhyBlock);
1586 				continue;
1587 			}
1588 
1589 			if ((extdat.mngflg & MS_REG_MNG_ATFLG) == MS_REG_MNG_ATFLG_ATTBL) {
1590 				ms_lib_erase_phyblock(us, PhyBlock);
1591 				continue;
1592 			}
1593 
1594 			if (extdat.logadr != MS_LB_NOT_USED) {
1595 				if ((extdat.logadr < LogStart) || (LogEnde <= extdat.logadr)) {
1596 					ms_lib_erase_phyblock(us, PhyBlock);
1597 					continue;
1598 				}
1599 
1600 				newblk = ms_libconv_to_physical(info, extdat.logadr);
1601 
1602 				if (newblk != MS_LB_NOT_USED) {
1603 					if (extdat.logadr == 0) {
1604 						ms_lib_set_logicalpair(us, extdat.logadr, PhyBlock);
1605 						if (ms_lib_check_disableblock(us, btBlk1st)) {
1606 							ms_lib_set_logicalpair(us, extdat.logadr, newblk);
1607 							continue;
1608 						}
1609 					}
1610 
1611 					ms_lib_read_extra(us, newblk, 0, &extdat);
1612 					if ((extdat.ovrflg & MS_REG_OVR_UDST) == MS_REG_OVR_UDST_UPDATING) {
1613 						ms_lib_erase_phyblock(us, PhyBlock);
1614 						continue;
1615 					} else {
1616 						ms_lib_erase_phyblock(us, newblk);
1617 					}
1618 				}
1619 
1620 				ms_lib_set_logicalpair(us, extdat.logadr, PhyBlock);
1621 			}
1622 		}
1623 	} /* End for ... */
1624 
1625 	return MS_STATUS_SUCCESS;
1626 }
1627 
1628 
1629 static int ms_scsi_read(struct us_data *us, struct scsi_cmnd *srb)
1630 {
1631 	int result;
1632 	unsigned char *cdb = srb->cmnd;
1633 	struct bulk_cb_wrap *bcb = (struct bulk_cb_wrap *) us->iobuf;
1634 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
1635 
1636 	u32 bn = ((cdb[2] << 24) & 0xff000000) | ((cdb[3] << 16) & 0x00ff0000) |
1637 		((cdb[4] << 8) & 0x0000ff00) | ((cdb[5] << 0) & 0x000000ff);
1638 	u16 blen = ((cdb[7] << 8) & 0xff00) | ((cdb[8] << 0) & 0x00ff);
1639 	u32 blenByte = blen * 0x200;
1640 
1641 	if (bn > info->bl_num)
1642 		return USB_STOR_TRANSPORT_ERROR;
1643 
1644 	if (info->MS_Status.IsMSPro) {
1645 		result = ene_load_bincode(us, MSP_RW_PATTERN);
1646 		if (result != USB_STOR_XFER_GOOD) {
1647 			usb_stor_dbg(us, "Load MPS RW pattern Fail !!\n");
1648 			return USB_STOR_TRANSPORT_ERROR;
1649 		}
1650 
1651 		/* set up the command wrapper */
1652 		memset(bcb, 0, sizeof(struct bulk_cb_wrap));
1653 		bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN);
1654 		bcb->DataTransferLength = blenByte;
1655 		bcb->Flags  = US_BULK_FLAG_IN;
1656 		bcb->CDB[0] = 0xF1;
1657 		bcb->CDB[1] = 0x02;
1658 		bcb->CDB[5] = (unsigned char)(bn);
1659 		bcb->CDB[4] = (unsigned char)(bn>>8);
1660 		bcb->CDB[3] = (unsigned char)(bn>>16);
1661 		bcb->CDB[2] = (unsigned char)(bn>>24);
1662 
1663 		result = ene_send_scsi_cmd(us, FDIR_READ, scsi_sglist(srb), 1);
1664 	} else {
1665 		void *buf;
1666 		int offset = 0;
1667 		u16 phyblk, logblk;
1668 		u8 PageNum;
1669 		u16 len;
1670 		u32 blkno;
1671 
1672 		buf = kmalloc(blenByte, GFP_KERNEL);
1673 		if (buf == NULL)
1674 			return USB_STOR_TRANSPORT_ERROR;
1675 
1676 		result = ene_load_bincode(us, MS_RW_PATTERN);
1677 		if (result != USB_STOR_XFER_GOOD) {
1678 			pr_info("Load MS RW pattern Fail !!\n");
1679 			result = USB_STOR_TRANSPORT_ERROR;
1680 			goto exit;
1681 		}
1682 
1683 		logblk  = (u16)(bn / info->MS_Lib.PagesPerBlock);
1684 		PageNum = (u8)(bn % info->MS_Lib.PagesPerBlock);
1685 
1686 		while (1) {
1687 			if (blen > (info->MS_Lib.PagesPerBlock-PageNum))
1688 				len = info->MS_Lib.PagesPerBlock-PageNum;
1689 			else
1690 				len = blen;
1691 
1692 			phyblk = ms_libconv_to_physical(info, logblk);
1693 			blkno  = phyblk * 0x20 + PageNum;
1694 
1695 			/* set up the command wrapper */
1696 			memset(bcb, 0, sizeof(struct bulk_cb_wrap));
1697 			bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN);
1698 			bcb->DataTransferLength = 0x200 * len;
1699 			bcb->Flags  = US_BULK_FLAG_IN;
1700 			bcb->CDB[0] = 0xF1;
1701 			bcb->CDB[1] = 0x02;
1702 			bcb->CDB[5] = (unsigned char)(blkno);
1703 			bcb->CDB[4] = (unsigned char)(blkno>>8);
1704 			bcb->CDB[3] = (unsigned char)(blkno>>16);
1705 			bcb->CDB[2] = (unsigned char)(blkno>>24);
1706 
1707 			result = ene_send_scsi_cmd(us, FDIR_READ, buf+offset, 0);
1708 			if (result != USB_STOR_XFER_GOOD) {
1709 				pr_info("MS_SCSI_Read --- result = %x\n", result);
1710 				result = USB_STOR_TRANSPORT_ERROR;
1711 				goto exit;
1712 			}
1713 
1714 			blen -= len;
1715 			if (blen <= 0)
1716 				break;
1717 			logblk++;
1718 			PageNum = 0;
1719 			offset += MS_BYTES_PER_PAGE*len;
1720 		}
1721 		usb_stor_set_xfer_buf(buf, blenByte, srb);
1722 exit:
1723 		kfree(buf);
1724 	}
1725 	return result;
1726 }
1727 
1728 static int ms_scsi_write(struct us_data *us, struct scsi_cmnd *srb)
1729 {
1730 	int result;
1731 	struct bulk_cb_wrap *bcb = (struct bulk_cb_wrap *) us->iobuf;
1732 	unsigned char *cdb = srb->cmnd;
1733 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
1734 
1735 	u32 bn = ((cdb[2] << 24) & 0xff000000) |
1736 			((cdb[3] << 16) & 0x00ff0000) |
1737 			((cdb[4] << 8) & 0x0000ff00) |
1738 			((cdb[5] << 0) & 0x000000ff);
1739 	u16 blen = ((cdb[7] << 8) & 0xff00) | ((cdb[8] << 0) & 0x00ff);
1740 	u32 blenByte = blen * 0x200;
1741 
1742 	if (bn > info->bl_num)
1743 		return USB_STOR_TRANSPORT_ERROR;
1744 
1745 	if (info->MS_Status.IsMSPro) {
1746 		result = ene_load_bincode(us, MSP_RW_PATTERN);
1747 		if (result != USB_STOR_XFER_GOOD) {
1748 			pr_info("Load MSP RW pattern Fail !!\n");
1749 			return USB_STOR_TRANSPORT_ERROR;
1750 		}
1751 
1752 		/* set up the command wrapper */
1753 		memset(bcb, 0, sizeof(struct bulk_cb_wrap));
1754 		bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN);
1755 		bcb->DataTransferLength = blenByte;
1756 		bcb->Flags  = 0x00;
1757 		bcb->CDB[0] = 0xF0;
1758 		bcb->CDB[1] = 0x04;
1759 		bcb->CDB[5] = (unsigned char)(bn);
1760 		bcb->CDB[4] = (unsigned char)(bn>>8);
1761 		bcb->CDB[3] = (unsigned char)(bn>>16);
1762 		bcb->CDB[2] = (unsigned char)(bn>>24);
1763 
1764 		result = ene_send_scsi_cmd(us, FDIR_WRITE, scsi_sglist(srb), 1);
1765 	} else {
1766 		void *buf;
1767 		int offset = 0;
1768 		u16 PhyBlockAddr;
1769 		u8 PageNum;
1770 		u16 len, oldphy, newphy;
1771 
1772 		buf = kmalloc(blenByte, GFP_KERNEL);
1773 		if (buf == NULL)
1774 			return USB_STOR_TRANSPORT_ERROR;
1775 		usb_stor_set_xfer_buf(buf, blenByte, srb);
1776 
1777 		result = ene_load_bincode(us, MS_RW_PATTERN);
1778 		if (result != USB_STOR_XFER_GOOD) {
1779 			pr_info("Load MS RW pattern Fail !!\n");
1780 			result = USB_STOR_TRANSPORT_ERROR;
1781 			goto exit;
1782 		}
1783 
1784 		PhyBlockAddr = (u16)(bn / info->MS_Lib.PagesPerBlock);
1785 		PageNum      = (u8)(bn % info->MS_Lib.PagesPerBlock);
1786 
1787 		while (1) {
1788 			if (blen > (info->MS_Lib.PagesPerBlock-PageNum))
1789 				len = info->MS_Lib.PagesPerBlock-PageNum;
1790 			else
1791 				len = blen;
1792 
1793 			oldphy = ms_libconv_to_physical(info, PhyBlockAddr); /* need check us <-> info */
1794 			newphy = ms_libsearch_block_from_logical(us, PhyBlockAddr);
1795 
1796 			result = ms_read_copyblock(us, oldphy, newphy, PhyBlockAddr, PageNum, buf+offset, len);
1797 
1798 			if (result != USB_STOR_XFER_GOOD) {
1799 				pr_info("MS_SCSI_Write --- result = %x\n", result);
1800 				result =  USB_STOR_TRANSPORT_ERROR;
1801 				goto exit;
1802 			}
1803 
1804 			info->MS_Lib.Phy2LogMap[oldphy] = MS_LB_NOT_USED_ERASED;
1805 			ms_lib_force_setlogical_pair(us, PhyBlockAddr, newphy);
1806 
1807 			blen -= len;
1808 			if (blen <= 0)
1809 				break;
1810 			PhyBlockAddr++;
1811 			PageNum = 0;
1812 			offset += MS_BYTES_PER_PAGE*len;
1813 		}
1814 exit:
1815 		kfree(buf);
1816 	}
1817 	return result;
1818 }
1819 
1820 /*
1821  * ENE MS Card
1822  */
1823 
1824 static int ene_get_card_type(struct us_data *us, u16 index, void *buf)
1825 {
1826 	struct bulk_cb_wrap *bcb = (struct bulk_cb_wrap *) us->iobuf;
1827 	int result;
1828 
1829 	memset(bcb, 0, sizeof(struct bulk_cb_wrap));
1830 	bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN);
1831 	bcb->DataTransferLength	= 0x01;
1832 	bcb->Flags			= US_BULK_FLAG_IN;
1833 	bcb->CDB[0]			= 0xED;
1834 	bcb->CDB[2]			= (unsigned char)(index>>8);
1835 	bcb->CDB[3]			= (unsigned char)index;
1836 
1837 	result = ene_send_scsi_cmd(us, FDIR_READ, buf, 0);
1838 	return result;
1839 }
1840 
1841 static int ene_get_card_status(struct us_data *us, u8 *buf)
1842 {
1843 	u16 tmpreg;
1844 	u32 reg4b;
1845 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
1846 
1847 	/*usb_stor_dbg(us, "transport --- ENE_ReadSDReg\n");*/
1848 	reg4b = *(u32 *)&buf[0x18];
1849 	info->SD_READ_BL_LEN = (u8)((reg4b >> 8) & 0x0f);
1850 
1851 	tmpreg = (u16) reg4b;
1852 	reg4b = *(u32 *)(&buf[0x14]);
1853 	if (info->SD_Status.HiCapacity && !info->SD_Status.IsMMC)
1854 		info->HC_C_SIZE = (reg4b >> 8) & 0x3fffff;
1855 
1856 	info->SD_C_SIZE = ((tmpreg & 0x03) << 10) | (u16)(reg4b >> 22);
1857 	info->SD_C_SIZE_MULT = (u8)(reg4b >> 7)  & 0x07;
1858 	if (info->SD_Status.HiCapacity && info->SD_Status.IsMMC)
1859 		info->HC_C_SIZE = *(u32 *)(&buf[0x100]);
1860 
1861 	if (info->SD_READ_BL_LEN > SD_BLOCK_LEN) {
1862 		info->SD_Block_Mult = 1 << (info->SD_READ_BL_LEN-SD_BLOCK_LEN);
1863 		info->SD_READ_BL_LEN = SD_BLOCK_LEN;
1864 	} else {
1865 		info->SD_Block_Mult = 1;
1866 	}
1867 
1868 	return USB_STOR_TRANSPORT_GOOD;
1869 }
1870 
1871 static int ene_load_bincode(struct us_data *us, unsigned char flag)
1872 {
1873 	int err;
1874 	char *fw_name = NULL;
1875 	unsigned char *buf = NULL;
1876 	const struct firmware *sd_fw = NULL;
1877 	int result = USB_STOR_TRANSPORT_ERROR;
1878 	struct bulk_cb_wrap *bcb = (struct bulk_cb_wrap *) us->iobuf;
1879 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
1880 
1881 	if (info->BIN_FLAG == flag)
1882 		return USB_STOR_TRANSPORT_GOOD;
1883 
1884 	switch (flag) {
1885 	/* For SD */
1886 	case SD_INIT1_PATTERN:
1887 		usb_stor_dbg(us, "SD_INIT1_PATTERN\n");
1888 		fw_name = SD_INIT1_FIRMWARE;
1889 		break;
1890 	case SD_INIT2_PATTERN:
1891 		usb_stor_dbg(us, "SD_INIT2_PATTERN\n");
1892 		fw_name = SD_INIT2_FIRMWARE;
1893 		break;
1894 	case SD_RW_PATTERN:
1895 		usb_stor_dbg(us, "SD_RW_PATTERN\n");
1896 		fw_name = SD_RW_FIRMWARE;
1897 		break;
1898 	/* For MS */
1899 	case MS_INIT_PATTERN:
1900 		usb_stor_dbg(us, "MS_INIT_PATTERN\n");
1901 		fw_name = MS_INIT_FIRMWARE;
1902 		break;
1903 	case MSP_RW_PATTERN:
1904 		usb_stor_dbg(us, "MSP_RW_PATTERN\n");
1905 		fw_name = MSP_RW_FIRMWARE;
1906 		break;
1907 	case MS_RW_PATTERN:
1908 		usb_stor_dbg(us, "MS_RW_PATTERN\n");
1909 		fw_name = MS_RW_FIRMWARE;
1910 		break;
1911 	default:
1912 		usb_stor_dbg(us, "----------- Unknown PATTERN ----------\n");
1913 		goto nofw;
1914 	}
1915 
1916 	err = request_firmware(&sd_fw, fw_name, &us->pusb_dev->dev);
1917 	if (err) {
1918 		usb_stor_dbg(us, "load firmware %s failed\n", fw_name);
1919 		goto nofw;
1920 	}
1921 	buf = kmemdup(sd_fw->data, sd_fw->size, GFP_KERNEL);
1922 	if (buf == NULL)
1923 		goto nofw;
1924 
1925 	memset(bcb, 0, sizeof(struct bulk_cb_wrap));
1926 	bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN);
1927 	bcb->DataTransferLength = sd_fw->size;
1928 	bcb->Flags = 0x00;
1929 	bcb->CDB[0] = 0xEF;
1930 
1931 	result = ene_send_scsi_cmd(us, FDIR_WRITE, buf, 0);
1932 	info->BIN_FLAG = flag;
1933 	kfree(buf);
1934 
1935 nofw:
1936 	release_firmware(sd_fw);
1937 	return result;
1938 }
1939 
1940 static int ms_card_init(struct us_data *us)
1941 {
1942 	u32 result;
1943 	u16 TmpBlock;
1944 	unsigned char *PageBuffer0 = NULL, *PageBuffer1 = NULL;
1945 	struct ms_lib_type_extdat extdat;
1946 	u16 btBlk1st, btBlk2nd;
1947 	u32 btBlk1stErred;
1948 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
1949 
1950 	printk(KERN_INFO "MS_CardInit start\n");
1951 
1952 	ms_lib_free_allocatedarea(us); /* Clean buffer and set struct us_data flag to 0 */
1953 
1954 	/* get two PageBuffer */
1955 	PageBuffer0 = kmalloc(MS_BYTES_PER_PAGE, GFP_KERNEL);
1956 	PageBuffer1 = kmalloc(MS_BYTES_PER_PAGE, GFP_KERNEL);
1957 	if ((PageBuffer0 == NULL) || (PageBuffer1 == NULL)) {
1958 		result = MS_NO_MEMORY_ERROR;
1959 		goto exit;
1960 	}
1961 
1962 	btBlk1st = btBlk2nd = MS_LB_NOT_USED;
1963 	btBlk1stErred = 0;
1964 
1965 	for (TmpBlock = 0; TmpBlock < MS_MAX_INITIAL_ERROR_BLOCKS+2; TmpBlock++) {
1966 
1967 		switch (ms_read_readpage(us, TmpBlock, 0, (u32 *)PageBuffer0, &extdat)) {
1968 		case MS_STATUS_SUCCESS:
1969 			break;
1970 		case MS_STATUS_INT_ERROR:
1971 			break;
1972 		case MS_STATUS_ERROR:
1973 		default:
1974 			continue;
1975 		}
1976 
1977 		if ((extdat.ovrflg & MS_REG_OVR_BKST) == MS_REG_OVR_BKST_NG)
1978 			continue;
1979 
1980 		if (((extdat.mngflg & MS_REG_MNG_SYSFLG) == MS_REG_MNG_SYSFLG_USER) ||
1981 			(be16_to_cpu(((struct ms_bootblock_page0 *)PageBuffer0)->header.wBlockID) != MS_BOOT_BLOCK_ID) ||
1982 			(be16_to_cpu(((struct ms_bootblock_page0 *)PageBuffer0)->header.wFormatVersion) != MS_BOOT_BLOCK_FORMAT_VERSION) ||
1983 			(((struct ms_bootblock_page0 *)PageBuffer0)->header.bNumberOfDataEntry != MS_BOOT_BLOCK_DATA_ENTRIES))
1984 				continue;
1985 
1986 		if (btBlk1st != MS_LB_NOT_USED) {
1987 			btBlk2nd = TmpBlock;
1988 			break;
1989 		}
1990 
1991 		btBlk1st = TmpBlock;
1992 		memcpy(PageBuffer1, PageBuffer0, MS_BYTES_PER_PAGE);
1993 		if (extdat.status1 & (MS_REG_ST1_DTER | MS_REG_ST1_EXER | MS_REG_ST1_FGER))
1994 			btBlk1stErred = 1;
1995 	}
1996 
1997 	if (btBlk1st == MS_LB_NOT_USED) {
1998 		result = MS_STATUS_ERROR;
1999 		goto exit;
2000 	}
2001 
2002 	/* write protect */
2003 	if ((extdat.status0 & MS_REG_ST0_WP) == MS_REG_ST0_WP_ON)
2004 		ms_lib_ctrl_set(info, MS_LIB_CTRL_WRPROTECT);
2005 
2006 	result = MS_STATUS_ERROR;
2007 	/* 1st Boot Block */
2008 	if (btBlk1stErred == 0)
2009 		result = ms_lib_process_bootblock(us, btBlk1st, PageBuffer1);
2010 		/* 1st */
2011 	/* 2nd Boot Block */
2012 	if (result && (btBlk2nd != MS_LB_NOT_USED))
2013 		result = ms_lib_process_bootblock(us, btBlk2nd, PageBuffer0);
2014 
2015 	if (result) {
2016 		result = MS_STATUS_ERROR;
2017 		goto exit;
2018 	}
2019 
2020 	for (TmpBlock = 0; TmpBlock < btBlk1st; TmpBlock++)
2021 		info->MS_Lib.Phy2LogMap[TmpBlock] = MS_LB_INITIAL_ERROR;
2022 
2023 	info->MS_Lib.Phy2LogMap[btBlk1st] = MS_LB_BOOT_BLOCK;
2024 
2025 	if (btBlk2nd != MS_LB_NOT_USED) {
2026 		for (TmpBlock = btBlk1st + 1; TmpBlock < btBlk2nd; TmpBlock++)
2027 			info->MS_Lib.Phy2LogMap[TmpBlock] = MS_LB_INITIAL_ERROR;
2028 
2029 		info->MS_Lib.Phy2LogMap[btBlk2nd] = MS_LB_BOOT_BLOCK;
2030 	}
2031 
2032 	result = ms_lib_scan_logicalblocknumber(us, btBlk1st);
2033 	if (result)
2034 		goto exit;
2035 
2036 	for (TmpBlock = MS_PHYSICAL_BLOCKS_PER_SEGMENT;
2037 		TmpBlock < info->MS_Lib.NumberOfPhyBlock;
2038 		TmpBlock += MS_PHYSICAL_BLOCKS_PER_SEGMENT) {
2039 		if (ms_count_freeblock(us, TmpBlock) == 0) {
2040 			ms_lib_ctrl_set(info, MS_LIB_CTRL_WRPROTECT);
2041 			break;
2042 		}
2043 	}
2044 
2045 	/* write */
2046 	if (ms_lib_alloc_writebuf(us)) {
2047 		result = MS_NO_MEMORY_ERROR;
2048 		goto exit;
2049 	}
2050 
2051 	result = MS_STATUS_SUCCESS;
2052 
2053 exit:
2054 	kfree(PageBuffer1);
2055 	kfree(PageBuffer0);
2056 
2057 	printk(KERN_INFO "MS_CardInit end\n");
2058 	return result;
2059 }
2060 
2061 static int ene_ms_init(struct us_data *us)
2062 {
2063 	struct bulk_cb_wrap *bcb = (struct bulk_cb_wrap *) us->iobuf;
2064 	int result;
2065 	u8 buf[0x200];
2066 	u16 MSP_BlockSize, MSP_UserAreaBlocks;
2067 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
2068 
2069 	printk(KERN_INFO "transport --- ENE_MSInit\n");
2070 
2071 	/* the same part to test ENE */
2072 
2073 	result = ene_load_bincode(us, MS_INIT_PATTERN);
2074 	if (result != USB_STOR_XFER_GOOD) {
2075 		printk(KERN_ERR "Load MS Init Code Fail !!\n");
2076 		return USB_STOR_TRANSPORT_ERROR;
2077 	}
2078 
2079 	memset(bcb, 0, sizeof(struct bulk_cb_wrap));
2080 	bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN);
2081 	bcb->DataTransferLength = 0x200;
2082 	bcb->Flags      = US_BULK_FLAG_IN;
2083 	bcb->CDB[0]     = 0xF1;
2084 	bcb->CDB[1]     = 0x01;
2085 
2086 	result = ene_send_scsi_cmd(us, FDIR_READ, &buf, 0);
2087 	if (result != USB_STOR_XFER_GOOD) {
2088 		printk(KERN_ERR "Execution MS Init Code Fail !!\n");
2089 		return USB_STOR_TRANSPORT_ERROR;
2090 	}
2091 	/* the same part to test ENE */
2092 	info->MS_Status = *(struct MS_STATUS *)&buf[0];
2093 
2094 	if (info->MS_Status.Insert && info->MS_Status.Ready) {
2095 		printk(KERN_INFO "Insert     = %x\n", info->MS_Status.Insert);
2096 		printk(KERN_INFO "Ready      = %x\n", info->MS_Status.Ready);
2097 		printk(KERN_INFO "IsMSPro    = %x\n", info->MS_Status.IsMSPro);
2098 		printk(KERN_INFO "IsMSPHG    = %x\n", info->MS_Status.IsMSPHG);
2099 		printk(KERN_INFO "WtP= %x\n", info->MS_Status.WtP);
2100 		if (info->MS_Status.IsMSPro) {
2101 			MSP_BlockSize      = (buf[6] << 8) | buf[7];
2102 			MSP_UserAreaBlocks = (buf[10] << 8) | buf[11];
2103 			info->MSP_TotalBlock = MSP_BlockSize * MSP_UserAreaBlocks;
2104 		} else {
2105 			ms_card_init(us); /* Card is MS (to ms.c)*/
2106 		}
2107 		usb_stor_dbg(us, "MS Init Code OK !!\n");
2108 	} else {
2109 		usb_stor_dbg(us, "MS Card Not Ready --- %x\n", buf[0]);
2110 		return USB_STOR_TRANSPORT_ERROR;
2111 	}
2112 
2113 	return USB_STOR_TRANSPORT_GOOD;
2114 }
2115 
2116 static int ene_sd_init(struct us_data *us)
2117 {
2118 	int result;
2119 	u8  buf[0x200];
2120 	struct bulk_cb_wrap *bcb = (struct bulk_cb_wrap *) us->iobuf;
2121 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
2122 
2123 	usb_stor_dbg(us, "transport --- ENE_SDInit\n");
2124 	/* SD Init Part-1 */
2125 	result = ene_load_bincode(us, SD_INIT1_PATTERN);
2126 	if (result != USB_STOR_XFER_GOOD) {
2127 		usb_stor_dbg(us, "Load SD Init Code Part-1 Fail !!\n");
2128 		return USB_STOR_TRANSPORT_ERROR;
2129 	}
2130 
2131 	memset(bcb, 0, sizeof(struct bulk_cb_wrap));
2132 	bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN);
2133 	bcb->Flags = US_BULK_FLAG_IN;
2134 	bcb->CDB[0] = 0xF2;
2135 
2136 	result = ene_send_scsi_cmd(us, FDIR_READ, NULL, 0);
2137 	if (result != USB_STOR_XFER_GOOD) {
2138 		usb_stor_dbg(us, "Execution SD Init Code Fail !!\n");
2139 		return USB_STOR_TRANSPORT_ERROR;
2140 	}
2141 
2142 	/* SD Init Part-2 */
2143 	result = ene_load_bincode(us, SD_INIT2_PATTERN);
2144 	if (result != USB_STOR_XFER_GOOD) {
2145 		usb_stor_dbg(us, "Load SD Init Code Part-2 Fail !!\n");
2146 		return USB_STOR_TRANSPORT_ERROR;
2147 	}
2148 
2149 	memset(bcb, 0, sizeof(struct bulk_cb_wrap));
2150 	bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN);
2151 	bcb->DataTransferLength = 0x200;
2152 	bcb->Flags              = US_BULK_FLAG_IN;
2153 	bcb->CDB[0]             = 0xF1;
2154 
2155 	result = ene_send_scsi_cmd(us, FDIR_READ, &buf, 0);
2156 	if (result != USB_STOR_XFER_GOOD) {
2157 		usb_stor_dbg(us, "Execution SD Init Code Fail !!\n");
2158 		return USB_STOR_TRANSPORT_ERROR;
2159 	}
2160 
2161 	info->SD_Status =  *(struct SD_STATUS *)&buf[0];
2162 	if (info->SD_Status.Insert && info->SD_Status.Ready) {
2163 		struct SD_STATUS *s = &info->SD_Status;
2164 
2165 		ene_get_card_status(us, (unsigned char *)&buf);
2166 		usb_stor_dbg(us, "Insert     = %x\n", s->Insert);
2167 		usb_stor_dbg(us, "Ready      = %x\n", s->Ready);
2168 		usb_stor_dbg(us, "IsMMC      = %x\n", s->IsMMC);
2169 		usb_stor_dbg(us, "HiCapacity = %x\n", s->HiCapacity);
2170 		usb_stor_dbg(us, "HiSpeed    = %x\n", s->HiSpeed);
2171 		usb_stor_dbg(us, "WtP        = %x\n", s->WtP);
2172 	} else {
2173 		usb_stor_dbg(us, "SD Card Not Ready --- %x\n", buf[0]);
2174 		return USB_STOR_TRANSPORT_ERROR;
2175 	}
2176 	return USB_STOR_TRANSPORT_GOOD;
2177 }
2178 
2179 
2180 static int ene_init(struct us_data *us)
2181 {
2182 	int result;
2183 	u8  misc_reg03 = 0;
2184 	struct ene_ub6250_info *info = (struct ene_ub6250_info *)(us->extra);
2185 
2186 	result = ene_get_card_type(us, REG_CARD_STATUS, &misc_reg03);
2187 	if (result != USB_STOR_XFER_GOOD)
2188 		return USB_STOR_TRANSPORT_ERROR;
2189 
2190 	if (misc_reg03 & 0x01) {
2191 		if (!info->SD_Status.Ready) {
2192 			result = ene_sd_init(us);
2193 			if (result != USB_STOR_XFER_GOOD)
2194 				return USB_STOR_TRANSPORT_ERROR;
2195 		}
2196 	}
2197 	if (misc_reg03 & 0x02) {
2198 		if (!info->MS_Status.Ready) {
2199 			result = ene_ms_init(us);
2200 			if (result != USB_STOR_XFER_GOOD)
2201 				return USB_STOR_TRANSPORT_ERROR;
2202 		}
2203 	}
2204 	return result;
2205 }
2206 
2207 /*----- sd_scsi_irp() ---------*/
2208 static int sd_scsi_irp(struct us_data *us, struct scsi_cmnd *srb)
2209 {
2210 	int    result;
2211 	struct ene_ub6250_info *info = (struct ene_ub6250_info *)us->extra;
2212 
2213 	info->SrbStatus = SS_SUCCESS;
2214 	switch (srb->cmnd[0]) {
2215 	case TEST_UNIT_READY:
2216 		result = sd_scsi_test_unit_ready(us, srb);
2217 		break; /* 0x00 */
2218 	case INQUIRY:
2219 		result = sd_scsi_inquiry(us, srb);
2220 		break; /* 0x12 */
2221 	case MODE_SENSE:
2222 		result = sd_scsi_mode_sense(us, srb);
2223 		break; /* 0x1A */
2224 	/*
2225 	case START_STOP:
2226 		result = SD_SCSI_Start_Stop(us, srb);
2227 		break; //0x1B
2228 	*/
2229 	case READ_CAPACITY:
2230 		result = sd_scsi_read_capacity(us, srb);
2231 		break; /* 0x25 */
2232 	case READ_10:
2233 		result = sd_scsi_read(us, srb);
2234 		break; /* 0x28 */
2235 	case WRITE_10:
2236 		result = sd_scsi_write(us, srb);
2237 		break; /* 0x2A */
2238 	default:
2239 		info->SrbStatus = SS_ILLEGAL_REQUEST;
2240 		result = USB_STOR_TRANSPORT_FAILED;
2241 		break;
2242 	}
2243 	return result;
2244 }
2245 
2246 /*
2247  * ms_scsi_irp()
2248  */
2249 static int ms_scsi_irp(struct us_data *us, struct scsi_cmnd *srb)
2250 {
2251 	int result;
2252 	struct ene_ub6250_info *info = (struct ene_ub6250_info *)us->extra;
2253 	info->SrbStatus = SS_SUCCESS;
2254 	switch (srb->cmnd[0]) {
2255 	case TEST_UNIT_READY:
2256 		result = ms_scsi_test_unit_ready(us, srb);
2257 		break; /* 0x00 */
2258 	case INQUIRY:
2259 		result = ms_scsi_inquiry(us, srb);
2260 		break; /* 0x12 */
2261 	case MODE_SENSE:
2262 		result = ms_scsi_mode_sense(us, srb);
2263 		break; /* 0x1A */
2264 	case READ_CAPACITY:
2265 		result = ms_scsi_read_capacity(us, srb);
2266 		break; /* 0x25 */
2267 	case READ_10:
2268 		result = ms_scsi_read(us, srb);
2269 		break; /* 0x28 */
2270 	case WRITE_10:
2271 		result = ms_scsi_write(us, srb);
2272 		break;  /* 0x2A */
2273 	default:
2274 		info->SrbStatus = SS_ILLEGAL_REQUEST;
2275 		result = USB_STOR_TRANSPORT_FAILED;
2276 		break;
2277 	}
2278 	return result;
2279 }
2280 
2281 static int ene_transport(struct scsi_cmnd *srb, struct us_data *us)
2282 {
2283 	int result = 0;
2284 	struct ene_ub6250_info *info = (struct ene_ub6250_info *)(us->extra);
2285 
2286 	/*US_DEBUG(usb_stor_show_command(us, srb)); */
2287 	scsi_set_resid(srb, 0);
2288 	if (unlikely(!(info->SD_Status.Ready || info->MS_Status.Ready))) {
2289 		result = ene_init(us);
2290 	} else {
2291 		if (info->SD_Status.Ready)
2292 			result = sd_scsi_irp(us, srb);
2293 
2294 		if (info->MS_Status.Ready)
2295 			result = ms_scsi_irp(us, srb);
2296 	}
2297 	return 0;
2298 }
2299 
2300 static struct scsi_host_template ene_ub6250_host_template;
2301 
2302 static int ene_ub6250_probe(struct usb_interface *intf,
2303 			 const struct usb_device_id *id)
2304 {
2305 	int result;
2306 	u8  misc_reg03 = 0;
2307 	struct us_data *us;
2308 
2309 	result = usb_stor_probe1(&us, intf, id,
2310 		   (id - ene_ub6250_usb_ids) + ene_ub6250_unusual_dev_list,
2311 		   &ene_ub6250_host_template);
2312 	if (result)
2313 		return result;
2314 
2315 	/* FIXME: where should the code alloc extra buf ? */
2316 	if (!us->extra) {
2317 		us->extra = kzalloc(sizeof(struct ene_ub6250_info), GFP_KERNEL);
2318 		if (!us->extra)
2319 			return -ENOMEM;
2320 		us->extra_destructor = ene_ub6250_info_destructor;
2321 	}
2322 
2323 	us->transport_name = "ene_ub6250";
2324 	us->transport = ene_transport;
2325 	us->max_lun = 0;
2326 
2327 	result = usb_stor_probe2(us);
2328 	if (result)
2329 		return result;
2330 
2331 	/* probe card type */
2332 	result = ene_get_card_type(us, REG_CARD_STATUS, &misc_reg03);
2333 	if (result != USB_STOR_XFER_GOOD) {
2334 		usb_stor_disconnect(intf);
2335 		return USB_STOR_TRANSPORT_ERROR;
2336 	}
2337 
2338 	if (!(misc_reg03 & 0x01)) {
2339 		pr_info("ums_eneub6250: This driver only supports SD/MS cards. "
2340 			"It does not support SM cards.\n");
2341 	}
2342 
2343 	return result;
2344 }
2345 
2346 
2347 #ifdef CONFIG_PM
2348 
2349 static int ene_ub6250_resume(struct usb_interface *iface)
2350 {
2351 	u8 tmp = 0;
2352 	struct us_data *us = usb_get_intfdata(iface);
2353 	struct ene_ub6250_info *info = (struct ene_ub6250_info *)(us->extra);
2354 
2355 	mutex_lock(&us->dev_mutex);
2356 
2357 	if (us->suspend_resume_hook)
2358 		(us->suspend_resume_hook)(us, US_RESUME);
2359 
2360 	mutex_unlock(&us->dev_mutex);
2361 
2362 	info->Power_IsResum = true;
2363 	/*info->SD_Status.Ready = 0; */
2364 	info->SD_Status = *(struct SD_STATUS *)&tmp;
2365 	info->MS_Status = *(struct MS_STATUS *)&tmp;
2366 	info->SM_Status = *(struct SM_STATUS *)&tmp;
2367 
2368 	return 0;
2369 }
2370 
2371 static int ene_ub6250_reset_resume(struct usb_interface *iface)
2372 {
2373 	u8 tmp = 0;
2374 	struct us_data *us = usb_get_intfdata(iface);
2375 	struct ene_ub6250_info *info = (struct ene_ub6250_info *)(us->extra);
2376 
2377 	/* Report the reset to the SCSI core */
2378 	usb_stor_reset_resume(iface);
2379 
2380 	/*
2381 	 * FIXME: Notify the subdrivers that they need to reinitialize
2382 	 * the device
2383 	 */
2384 	info->Power_IsResum = true;
2385 	/*info->SD_Status.Ready = 0; */
2386 	info->SD_Status = *(struct SD_STATUS *)&tmp;
2387 	info->MS_Status = *(struct MS_STATUS *)&tmp;
2388 	info->SM_Status = *(struct SM_STATUS *)&tmp;
2389 
2390 	return 0;
2391 }
2392 
2393 #else
2394 
2395 #define ene_ub6250_resume		NULL
2396 #define ene_ub6250_reset_resume		NULL
2397 
2398 #endif
2399 
2400 static struct usb_driver ene_ub6250_driver = {
2401 	.name =		DRV_NAME,
2402 	.probe =	ene_ub6250_probe,
2403 	.disconnect =	usb_stor_disconnect,
2404 	.suspend =	usb_stor_suspend,
2405 	.resume =	ene_ub6250_resume,
2406 	.reset_resume =	ene_ub6250_reset_resume,
2407 	.pre_reset =	usb_stor_pre_reset,
2408 	.post_reset =	usb_stor_post_reset,
2409 	.id_table =	ene_ub6250_usb_ids,
2410 	.soft_unbind =	1,
2411 	.no_dynamic_id = 1,
2412 };
2413 
2414 module_usb_stor_driver(ene_ub6250_driver, ene_ub6250_host_template, DRV_NAME);
2415