xref: /linux/drivers/usb/storage/ene_ub6250.c (revision 662fa3d6099374c4615bf64d06895e3573b935b2)
1 // SPDX-License-Identifier: GPL-2.0+
2 #include <linux/jiffies.h>
3 #include <linux/errno.h>
4 #include <linux/module.h>
5 #include <linux/slab.h>
6 
7 #include <scsi/scsi.h>
8 #include <scsi/scsi_cmnd.h>
9 
10 #include <linux/firmware.h>
11 
12 #include "usb.h"
13 #include "transport.h"
14 #include "protocol.h"
15 #include "debug.h"
16 #include "scsiglue.h"
17 
18 #define SD_INIT1_FIRMWARE "ene-ub6250/sd_init1.bin"
19 #define SD_INIT2_FIRMWARE "ene-ub6250/sd_init2.bin"
20 #define SD_RW_FIRMWARE "ene-ub6250/sd_rdwr.bin"
21 #define MS_INIT_FIRMWARE "ene-ub6250/ms_init.bin"
22 #define MSP_RW_FIRMWARE "ene-ub6250/msp_rdwr.bin"
23 #define MS_RW_FIRMWARE "ene-ub6250/ms_rdwr.bin"
24 
25 #define DRV_NAME "ums_eneub6250"
26 
27 MODULE_DESCRIPTION("Driver for ENE UB6250 reader");
28 MODULE_LICENSE("GPL");
29 MODULE_IMPORT_NS(USB_STORAGE);
30 MODULE_FIRMWARE(SD_INIT1_FIRMWARE);
31 MODULE_FIRMWARE(SD_INIT2_FIRMWARE);
32 MODULE_FIRMWARE(SD_RW_FIRMWARE);
33 MODULE_FIRMWARE(MS_INIT_FIRMWARE);
34 MODULE_FIRMWARE(MSP_RW_FIRMWARE);
35 MODULE_FIRMWARE(MS_RW_FIRMWARE);
36 
37 /*
38  * The table of devices
39  */
40 #define UNUSUAL_DEV(id_vendor, id_product, bcdDeviceMin, bcdDeviceMax, \
41 		    vendorName, productName, useProtocol, useTransport, \
42 		    initFunction, flags) \
43 { USB_DEVICE_VER(id_vendor, id_product, bcdDeviceMin, bcdDeviceMax), \
44 	.driver_info = (flags)}
45 
46 static struct usb_device_id ene_ub6250_usb_ids[] = {
47 #	include "unusual_ene_ub6250.h"
48 	{ }		/* Terminating entry */
49 };
50 MODULE_DEVICE_TABLE(usb, ene_ub6250_usb_ids);
51 
52 #undef UNUSUAL_DEV
53 
54 /*
55  * The flags table
56  */
57 #define UNUSUAL_DEV(idVendor, idProduct, bcdDeviceMin, bcdDeviceMax, \
58 		    vendor_name, product_name, use_protocol, use_transport, \
59 		    init_function, Flags) \
60 { \
61 	.vendorName = vendor_name,	\
62 	.productName = product_name,	\
63 	.useProtocol = use_protocol,	\
64 	.useTransport = use_transport,	\
65 	.initFunction = init_function,	\
66 }
67 
68 static struct us_unusual_dev ene_ub6250_unusual_dev_list[] = {
69 #	include "unusual_ene_ub6250.h"
70 	{ }		/* Terminating entry */
71 };
72 
73 #undef UNUSUAL_DEV
74 
75 
76 
77 /* ENE bin code len */
78 #define ENE_BIN_CODE_LEN    0x800
79 /* EnE HW Register */
80 #define REG_CARD_STATUS     0xFF83
81 #define REG_HW_TRAP1        0xFF89
82 
83 /* SRB Status */
84 #define SS_SUCCESS		0x000000	/* No Sense */
85 #define SS_NOT_READY		0x023A00	/* Medium not present */
86 #define SS_MEDIUM_ERR		0x031100	/* Unrecovered read error */
87 #define SS_HW_ERR		0x040800	/* Communication failure */
88 #define SS_ILLEGAL_REQUEST	0x052000	/* Invalid command */
89 #define SS_UNIT_ATTENTION	0x062900	/* Reset occurred */
90 
91 /* ENE Load FW Pattern */
92 #define SD_INIT1_PATTERN   1
93 #define SD_INIT2_PATTERN   2
94 #define SD_RW_PATTERN      3
95 #define MS_INIT_PATTERN    4
96 #define MSP_RW_PATTERN     5
97 #define MS_RW_PATTERN      6
98 #define SM_INIT_PATTERN    7
99 #define SM_RW_PATTERN      8
100 
101 #define FDIR_WRITE         0
102 #define FDIR_READ          1
103 
104 /* For MS Card */
105 
106 /* Status Register 1 */
107 #define MS_REG_ST1_MB           0x80    /* media busy */
108 #define MS_REG_ST1_FB1          0x40    /* flush busy 1 */
109 #define MS_REG_ST1_DTER         0x20    /* error on data(corrected) */
110 #define MS_REG_ST1_UCDT         0x10    /* unable to correct data */
111 #define MS_REG_ST1_EXER         0x08    /* error on extra(corrected) */
112 #define MS_REG_ST1_UCEX         0x04    /* unable to correct extra */
113 #define MS_REG_ST1_FGER         0x02    /* error on overwrite flag(corrected) */
114 #define MS_REG_ST1_UCFG         0x01    /* unable to correct overwrite flag */
115 #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)
116 
117 /* Overwrite Area */
118 #define MS_REG_OVR_BKST		0x80            /* block status */
119 #define MS_REG_OVR_BKST_OK	MS_REG_OVR_BKST     /* OK */
120 #define MS_REG_OVR_BKST_NG	0x00            /* NG */
121 #define MS_REG_OVR_PGST0	0x40            /* page status */
122 #define MS_REG_OVR_PGST1	0x20
123 #define MS_REG_OVR_PGST_MASK	(MS_REG_OVR_PGST0 | MS_REG_OVR_PGST1)
124 #define MS_REG_OVR_PGST_OK	(MS_REG_OVR_PGST0 | MS_REG_OVR_PGST1) /* OK */
125 #define MS_REG_OVR_PGST_NG	MS_REG_OVR_PGST1                      /* NG */
126 #define MS_REG_OVR_PGST_DATA_ERROR	0x00        /* data error */
127 #define MS_REG_OVR_UDST			0x10        /* update status */
128 #define MS_REG_OVR_UDST_UPDATING	0x00        /* updating */
129 #define MS_REG_OVR_UDST_NO_UPDATE	MS_REG_OVR_UDST
130 #define MS_REG_OVR_RESERVED	0x08
131 #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)
132 
133 /* Management Flag */
134 #define MS_REG_MNG_SCMS0	0x20    /* serial copy management system */
135 #define MS_REG_MNG_SCMS1	0x10
136 #define MS_REG_MNG_SCMS_MASK		(MS_REG_MNG_SCMS0 | MS_REG_MNG_SCMS1)
137 #define MS_REG_MNG_SCMS_COPY_OK		(MS_REG_MNG_SCMS0 | MS_REG_MNG_SCMS1)
138 #define MS_REG_MNG_SCMS_ONE_COPY	MS_REG_MNG_SCMS1
139 #define MS_REG_MNG_SCMS_NO_COPY	0x00
140 #define MS_REG_MNG_ATFLG	0x08    /* address transfer table flag */
141 #define MS_REG_MNG_ATFLG_OTHER	MS_REG_MNG_ATFLG    /* other */
142 #define MS_REG_MNG_ATFLG_ATTBL	0x00	/* address transfer table */
143 #define MS_REG_MNG_SYSFLG	0x04	/* system flag */
144 #define MS_REG_MNG_SYSFLG_USER	MS_REG_MNG_SYSFLG   /* user block */
145 #define MS_REG_MNG_SYSFLG_BOOT	0x00	/* system block */
146 #define MS_REG_MNG_RESERVED	0xc3
147 #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)
148 
149 
150 #define MS_MAX_PAGES_PER_BLOCK		32
151 #define MS_MAX_INITIAL_ERROR_BLOCKS 	10
152 #define MS_LIB_BITS_PER_BYTE		8
153 
154 #define MS_SYSINF_FORMAT_FAT		1
155 #define MS_SYSINF_USAGE_GENERAL		0
156 
157 #define MS_SYSINF_MSCLASS_TYPE_1	1
158 #define MS_SYSINF_PAGE_SIZE		MS_BYTES_PER_PAGE /* fixed */
159 
160 #define MS_SYSINF_CARDTYPE_RDONLY	1
161 #define MS_SYSINF_CARDTYPE_RDWR		2
162 #define MS_SYSINF_CARDTYPE_HYBRID	3
163 #define MS_SYSINF_SECURITY		0x01
164 #define MS_SYSINF_SECURITY_NO_SUPPORT	MS_SYSINF_SECURITY
165 #define MS_SYSINF_SECURITY_SUPPORT	0
166 
167 #define MS_SYSINF_RESERVED1		1
168 #define MS_SYSINF_RESERVED2		1
169 
170 #define MS_SYSENT_TYPE_INVALID_BLOCK	0x01
171 #define MS_SYSENT_TYPE_CIS_IDI		0x0a    /* CIS/IDI */
172 
173 #define SIZE_OF_KIRO		1024
174 #define BYTE_MASK		0xff
175 
176 /* ms error code */
177 #define MS_STATUS_WRITE_PROTECT	0x0106
178 #define MS_STATUS_SUCCESS	0x0000
179 #define MS_ERROR_FLASH_READ	0x8003
180 #define MS_ERROR_FLASH_ERASE	0x8005
181 #define MS_LB_ERROR		0xfff0
182 #define MS_LB_BOOT_BLOCK	0xfff1
183 #define MS_LB_INITIAL_ERROR	0xfff2
184 #define MS_STATUS_SUCCESS_WITH_ECC 0xfff3
185 #define MS_LB_ACQUIRED_ERROR	0xfff4
186 #define MS_LB_NOT_USED_ERASED	0xfff5
187 #define MS_NOCARD_ERROR		0xfff8
188 #define MS_NO_MEMORY_ERROR	0xfff9
189 #define MS_STATUS_INT_ERROR	0xfffa
190 #define MS_STATUS_ERROR		0xfffe
191 #define MS_LB_NOT_USED		0xffff
192 
193 #define MS_REG_MNG_SYSFLG	0x04    /* system flag */
194 #define MS_REG_MNG_SYSFLG_USER	MS_REG_MNG_SYSFLG   /* user block */
195 
196 #define MS_BOOT_BLOCK_ID                        0x0001
197 #define MS_BOOT_BLOCK_FORMAT_VERSION            0x0100
198 #define MS_BOOT_BLOCK_DATA_ENTRIES              2
199 
200 #define MS_NUMBER_OF_SYSTEM_ENTRY       	4
201 #define MS_NUMBER_OF_BOOT_BLOCK			2
202 #define MS_BYTES_PER_PAGE			512
203 #define MS_LOGICAL_BLOCKS_PER_SEGMENT		496
204 #define MS_LOGICAL_BLOCKS_IN_1ST_SEGMENT        494
205 
206 #define MS_PHYSICAL_BLOCKS_PER_SEGMENT		0x200 /* 512 */
207 #define MS_PHYSICAL_BLOCKS_PER_SEGMENT_MASK     0x1ff
208 
209 /* overwrite area */
210 #define MS_REG_OVR_BKST		0x80		/* block status */
211 #define MS_REG_OVR_BKST_OK	MS_REG_OVR_BKST	/* OK */
212 #define MS_REG_OVR_BKST_NG	0x00            /* NG */
213 
214 /* Status Register 1 */
215 #define MS_REG_ST1_DTER		0x20	/* error on data(corrected) */
216 #define MS_REG_ST1_EXER		0x08	/* error on extra(corrected) */
217 #define MS_REG_ST1_FGER		0x02	/* error on overwrite flag(corrected) */
218 
219 /* MemoryStick Register */
220 /* Status Register 0 */
221 #define MS_REG_ST0_WP		0x01	/* write protected */
222 #define MS_REG_ST0_WP_ON	MS_REG_ST0_WP
223 
224 #define MS_LIB_CTRL_RDONLY      0
225 #define MS_LIB_CTRL_WRPROTECT   1
226 
227 /*dphy->log table */
228 #define ms_libconv_to_logical(pdx, PhyBlock) (((PhyBlock) >= (pdx)->MS_Lib.NumberOfPhyBlock) ? MS_STATUS_ERROR : (pdx)->MS_Lib.Phy2LogMap[PhyBlock])
229 #define ms_libconv_to_physical(pdx, LogBlock) (((LogBlock) >= (pdx)->MS_Lib.NumberOfLogBlock) ? MS_STATUS_ERROR : (pdx)->MS_Lib.Log2PhyMap[LogBlock])
230 
231 #define ms_lib_ctrl_set(pdx, Flag)	((pdx)->MS_Lib.flags |= (1 << (Flag)))
232 #define ms_lib_ctrl_reset(pdx, Flag)	((pdx)->MS_Lib.flags &= ~(1 << (Flag)))
233 #define ms_lib_ctrl_check(pdx, Flag)	((pdx)->MS_Lib.flags & (1 << (Flag)))
234 
235 #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))
236 #define ms_lib_clear_pagemap(pdx) memset((pdx)->MS_Lib.pagemap, 0, sizeof((pdx)->MS_Lib.pagemap))
237 #define memstick_logaddr(logadr1, logadr0) ((((u16)(logadr1)) << 8) | (logadr0))
238 
239 
240 struct SD_STATUS {
241 	u8    Insert:1;
242 	u8    Ready:1;
243 	u8    MediaChange:1;
244 	u8    IsMMC:1;
245 	u8    HiCapacity:1;
246 	u8    HiSpeed:1;
247 	u8    WtP:1;
248 	u8    Reserved:1;
249 };
250 
251 struct MS_STATUS {
252 	u8    Insert:1;
253 	u8    Ready:1;
254 	u8    MediaChange:1;
255 	u8    IsMSPro:1;
256 	u8    IsMSPHG:1;
257 	u8    Reserved1:1;
258 	u8    WtP:1;
259 	u8    Reserved2:1;
260 };
261 
262 struct SM_STATUS {
263 	u8    Insert:1;
264 	u8    Ready:1;
265 	u8    MediaChange:1;
266 	u8    Reserved:3;
267 	u8    WtP:1;
268 	u8    IsMS:1;
269 };
270 
271 struct ms_bootblock_cis {
272 	u8 bCistplDEVICE[6];    /* 0 */
273 	u8 bCistplDEVICE0C[6];  /* 6 */
274 	u8 bCistplJEDECC[4];    /* 12 */
275 	u8 bCistplMANFID[6];    /* 16 */
276 	u8 bCistplVER1[32];     /* 22 */
277 	u8 bCistplFUNCID[4];    /* 54 */
278 	u8 bCistplFUNCE0[4];    /* 58 */
279 	u8 bCistplFUNCE1[5];    /* 62 */
280 	u8 bCistplCONF[7];      /* 67 */
281 	u8 bCistplCFTBLENT0[10];/* 74 */
282 	u8 bCistplCFTBLENT1[8]; /* 84 */
283 	u8 bCistplCFTBLENT2[12];/* 92 */
284 	u8 bCistplCFTBLENT3[8]; /* 104 */
285 	u8 bCistplCFTBLENT4[17];/* 112 */
286 	u8 bCistplCFTBLENT5[8]; /* 129 */
287 	u8 bCistplCFTBLENT6[17];/* 137 */
288 	u8 bCistplCFTBLENT7[8]; /* 154 */
289 	u8 bCistplNOLINK[3];    /* 162 */
290 } ;
291 
292 struct ms_bootblock_idi {
293 #define MS_IDI_GENERAL_CONF 0x848A
294 	u16 wIDIgeneralConfiguration;	/* 0 */
295 	u16 wIDInumberOfCylinder;	/* 1 */
296 	u16 wIDIreserved0;		/* 2 */
297 	u16 wIDInumberOfHead;		/* 3 */
298 	u16 wIDIbytesPerTrack;		/* 4 */
299 	u16 wIDIbytesPerSector;		/* 5 */
300 	u16 wIDIsectorsPerTrack;	/* 6 */
301 	u16 wIDItotalSectors[2];	/* 7-8  high,low */
302 	u16 wIDIreserved1[11];		/* 9-19 */
303 	u16 wIDIbufferType;		/* 20 */
304 	u16 wIDIbufferSize;		/* 21 */
305 	u16 wIDIlongCmdECC;		/* 22 */
306 	u16 wIDIfirmVersion[4];		/* 23-26 */
307 	u16 wIDImodelName[20];		/* 27-46 */
308 	u16 wIDIreserved2;		/* 47 */
309 	u16 wIDIlongWordSupported;	/* 48 */
310 	u16 wIDIdmaSupported;		/* 49 */
311 	u16 wIDIreserved3;		/* 50 */
312 	u16 wIDIpioTiming;		/* 51 */
313 	u16 wIDIdmaTiming;		/* 52 */
314 	u16 wIDItransferParameter;	/* 53 */
315 	u16 wIDIformattedCylinder;	/* 54 */
316 	u16 wIDIformattedHead;		/* 55 */
317 	u16 wIDIformattedSectorsPerTrack;/* 56 */
318 	u16 wIDIformattedTotalSectors[2];/* 57-58 */
319 	u16 wIDImultiSector;		/* 59 */
320 	u16 wIDIlbaSectors[2];		/* 60-61 */
321 	u16 wIDIsingleWordDMA;		/* 62 */
322 	u16 wIDImultiWordDMA;		/* 63 */
323 	u16 wIDIreserved4[192];		/* 64-255 */
324 };
325 
326 struct ms_bootblock_sysent_rec {
327 	u32 dwStart;
328 	u32 dwSize;
329 	u8 bType;
330 	u8 bReserved[3];
331 };
332 
333 struct ms_bootblock_sysent {
334 	struct ms_bootblock_sysent_rec entry[MS_NUMBER_OF_SYSTEM_ENTRY];
335 };
336 
337 struct ms_bootblock_sysinf {
338 	u8 bMsClass;			/* must be 1 */
339 	u8 bCardType;			/* see below */
340 	u16 wBlockSize;			/* n KB */
341 	u16 wBlockNumber;		/* number of physical block */
342 	u16 wTotalBlockNumber;		/* number of logical block */
343 	u16 wPageSize;			/* must be 0x200 */
344 	u8 bExtraSize;			/* 0x10 */
345 	u8 bSecuritySupport;
346 	u8 bAssemblyDate[8];
347 	u8 bFactoryArea[4];
348 	u8 bAssemblyMakerCode;
349 	u8 bAssemblyMachineCode[3];
350 	u16 wMemoryMakerCode;
351 	u16 wMemoryDeviceCode;
352 	u16 wMemorySize;
353 	u8 bReserved1;
354 	u8 bReserved2;
355 	u8 bVCC;
356 	u8 bVPP;
357 	u16 wControllerChipNumber;
358 	u16 wControllerFunction;	/* New MS */
359 	u8 bReserved3[9];		/* New MS */
360 	u8 bParallelSupport;		/* New MS */
361 	u16 wFormatValue;		/* New MS */
362 	u8 bFormatType;
363 	u8 bUsage;
364 	u8 bDeviceType;
365 	u8 bReserved4[22];
366 	u8 bFUValue3;
367 	u8 bFUValue4;
368 	u8 bReserved5[15];
369 };
370 
371 struct ms_bootblock_header {
372 	u16 wBlockID;
373 	u16 wFormatVersion;
374 	u8 bReserved1[184];
375 	u8 bNumberOfDataEntry;
376 	u8 bReserved2[179];
377 };
378 
379 struct ms_bootblock_page0 {
380 	struct ms_bootblock_header header;
381 	struct ms_bootblock_sysent sysent;
382 	struct ms_bootblock_sysinf sysinf;
383 };
384 
385 struct ms_bootblock_cis_idi {
386 	union {
387 		struct ms_bootblock_cis cis;
388 		u8 dmy[256];
389 	} cis;
390 
391 	union {
392 		struct ms_bootblock_idi idi;
393 		u8 dmy[256];
394 	} idi;
395 
396 };
397 
398 /* ENE MS Lib struct */
399 struct ms_lib_type_extdat {
400 	u8 reserved;
401 	u8 intr;
402 	u8 status0;
403 	u8 status1;
404 	u8 ovrflg;
405 	u8 mngflg;
406 	u16 logadr;
407 };
408 
409 struct ms_lib_ctrl {
410 	u32 flags;
411 	u32 BytesPerSector;
412 	u32 NumberOfCylinder;
413 	u32 SectorsPerCylinder;
414 	u16 cardType;			/* R/W, RO, Hybrid */
415 	u16 blockSize;
416 	u16 PagesPerBlock;
417 	u16 NumberOfPhyBlock;
418 	u16 NumberOfLogBlock;
419 	u16 NumberOfSegment;
420 	u16 *Phy2LogMap;		/* phy2log table */
421 	u16 *Log2PhyMap;		/* log2phy table */
422 	u16 wrtblk;
423 	unsigned char *pagemap[(MS_MAX_PAGES_PER_BLOCK + (MS_LIB_BITS_PER_BYTE-1)) / MS_LIB_BITS_PER_BYTE];
424 	unsigned char *blkpag;
425 	struct ms_lib_type_extdat *blkext;
426 	unsigned char copybuf[512];
427 };
428 
429 
430 /* SD Block Length */
431 /* 2^9 = 512 Bytes, The HW maximum read/write data length */
432 #define SD_BLOCK_LEN  9
433 
434 struct ene_ub6250_info {
435 
436 	/* I/O bounce buffer */
437 	u8		*bbuf;
438 
439 	/* for 6250 code */
440 	struct SD_STATUS	SD_Status;
441 	struct MS_STATUS	MS_Status;
442 	struct SM_STATUS	SM_Status;
443 
444 	/* ----- SD Control Data ---------------- */
445 	/*SD_REGISTER SD_Regs; */
446 	u16		SD_Block_Mult;
447 	u8		SD_READ_BL_LEN;
448 	u16		SD_C_SIZE;
449 	u8		SD_C_SIZE_MULT;
450 
451 	/* SD/MMC New spec. */
452 	u8		SD_SPEC_VER;
453 	u8		SD_CSD_VER;
454 	u8		SD20_HIGH_CAPACITY;
455 	u32		HC_C_SIZE;
456 	u8		MMC_SPEC_VER;
457 	u8		MMC_BusWidth;
458 	u8		MMC_HIGH_CAPACITY;
459 
460 	/*----- MS Control Data ---------------- */
461 	bool		MS_SWWP;
462 	u32		MSP_TotalBlock;
463 	struct ms_lib_ctrl MS_Lib;
464 	bool		MS_IsRWPage;
465 	u16		MS_Model;
466 
467 	/*----- SM Control Data ---------------- */
468 	u8		SM_DeviceID;
469 	u8		SM_CardID;
470 
471 	unsigned char	*testbuf;
472 	u8		BIN_FLAG;
473 	u32		bl_num;
474 	int		SrbStatus;
475 
476 	/*------Power Managerment ---------------*/
477 	bool		Power_IsResum;
478 };
479 
480 static int ene_sd_init(struct us_data *us);
481 static int ene_ms_init(struct us_data *us);
482 static int ene_load_bincode(struct us_data *us, unsigned char flag);
483 
484 static void ene_ub6250_info_destructor(void *extra)
485 {
486 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) extra;
487 
488 	if (!extra)
489 		return;
490 	kfree(info->bbuf);
491 }
492 
493 static int ene_send_scsi_cmd(struct us_data *us, u8 fDir, void *buf, int use_sg)
494 {
495 	struct bulk_cb_wrap *bcb = (struct bulk_cb_wrap *) us->iobuf;
496 	struct bulk_cs_wrap *bcs = (struct bulk_cs_wrap *) us->iobuf;
497 
498 	int result;
499 	unsigned int residue;
500 	unsigned int cswlen = 0, partial = 0;
501 	unsigned int transfer_length = bcb->DataTransferLength;
502 
503 	/* usb_stor_dbg(us, "transport --- ene_send_scsi_cmd\n"); */
504 	/* send cmd to out endpoint */
505 	result = usb_stor_bulk_transfer_buf(us, us->send_bulk_pipe,
506 					    bcb, US_BULK_CB_WRAP_LEN, NULL);
507 	if (result != USB_STOR_XFER_GOOD) {
508 		usb_stor_dbg(us, "send cmd to out endpoint fail ---\n");
509 		return USB_STOR_TRANSPORT_ERROR;
510 	}
511 
512 	if (buf) {
513 		unsigned int pipe = fDir;
514 
515 		if (fDir  == FDIR_READ)
516 			pipe = us->recv_bulk_pipe;
517 		else
518 			pipe = us->send_bulk_pipe;
519 
520 		/* Bulk */
521 		if (use_sg) {
522 			result = usb_stor_bulk_srb(us, pipe, us->srb);
523 		} else {
524 			result = usb_stor_bulk_transfer_sg(us, pipe, buf,
525 						transfer_length, 0, &partial);
526 		}
527 		if (result != USB_STOR_XFER_GOOD) {
528 			usb_stor_dbg(us, "data transfer fail ---\n");
529 			return USB_STOR_TRANSPORT_ERROR;
530 		}
531 	}
532 
533 	/* Get CSW for device status */
534 	result = usb_stor_bulk_transfer_buf(us, us->recv_bulk_pipe, bcs,
535 					    US_BULK_CS_WRAP_LEN, &cswlen);
536 
537 	if (result == USB_STOR_XFER_SHORT && cswlen == 0) {
538 		usb_stor_dbg(us, "Received 0-length CSW; retrying...\n");
539 		result = usb_stor_bulk_transfer_buf(us, us->recv_bulk_pipe,
540 					    bcs, US_BULK_CS_WRAP_LEN, &cswlen);
541 	}
542 
543 	if (result == USB_STOR_XFER_STALLED) {
544 		/* get the status again */
545 		usb_stor_dbg(us, "Attempting to get CSW (2nd try)...\n");
546 		result = usb_stor_bulk_transfer_buf(us, us->recv_bulk_pipe,
547 						bcs, US_BULK_CS_WRAP_LEN, NULL);
548 	}
549 
550 	if (result != USB_STOR_XFER_GOOD)
551 		return USB_STOR_TRANSPORT_ERROR;
552 
553 	/* check bulk status */
554 	residue = le32_to_cpu(bcs->Residue);
555 
556 	/*
557 	 * try to compute the actual residue, based on how much data
558 	 * was really transferred and what the device tells us
559 	 */
560 	if (residue && !(us->fflags & US_FL_IGNORE_RESIDUE)) {
561 		residue = min(residue, transfer_length);
562 		if (us->srb != NULL)
563 			scsi_set_resid(us->srb, max(scsi_get_resid(us->srb),
564 								residue));
565 	}
566 
567 	if (bcs->Status != US_BULK_STAT_OK)
568 		return USB_STOR_TRANSPORT_ERROR;
569 
570 	return USB_STOR_TRANSPORT_GOOD;
571 }
572 
573 static int do_scsi_request_sense(struct us_data *us, struct scsi_cmnd *srb)
574 {
575 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
576 	unsigned char buf[18];
577 
578 	memset(buf, 0, 18);
579 	buf[0] = 0x70;				/* Current error */
580 	buf[2] = info->SrbStatus >> 16;		/* Sense key */
581 	buf[7] = 10;				/* Additional length */
582 	buf[12] = info->SrbStatus >> 8;		/* ASC */
583 	buf[13] = info->SrbStatus;		/* ASCQ */
584 
585 	usb_stor_set_xfer_buf(buf, sizeof(buf), srb);
586 	return USB_STOR_TRANSPORT_GOOD;
587 }
588 
589 static int do_scsi_inquiry(struct us_data *us, struct scsi_cmnd *srb)
590 {
591 	unsigned char data_ptr[36] = {
592 		0x00, 0x00, 0x02, 0x00, 0x1F, 0x00, 0x00, 0x00, 0x55,
593 		0x53, 0x42, 0x32, 0x2E, 0x30, 0x20, 0x20, 0x43, 0x61,
594 		0x72, 0x64, 0x52, 0x65, 0x61, 0x64, 0x65, 0x72, 0x20,
595 		0x20, 0x20, 0x20, 0x20, 0x20, 0x30, 0x31, 0x30, 0x30 };
596 
597 	usb_stor_set_xfer_buf(data_ptr, 36, srb);
598 	return USB_STOR_TRANSPORT_GOOD;
599 }
600 
601 static int sd_scsi_test_unit_ready(struct us_data *us, struct scsi_cmnd *srb)
602 {
603 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
604 
605 	if (info->SD_Status.Insert && info->SD_Status.Ready)
606 		return USB_STOR_TRANSPORT_GOOD;
607 	else {
608 		ene_sd_init(us);
609 		return USB_STOR_TRANSPORT_GOOD;
610 	}
611 
612 	return USB_STOR_TRANSPORT_GOOD;
613 }
614 
615 static int sd_scsi_mode_sense(struct us_data *us, struct scsi_cmnd *srb)
616 {
617 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
618 	unsigned char mediaNoWP[12] = {
619 		0x0b, 0x00, 0x00, 0x08, 0x00, 0x00,
620 		0x71, 0xc0, 0x00, 0x00, 0x02, 0x00 };
621 	unsigned char mediaWP[12]   = {
622 		0x0b, 0x00, 0x80, 0x08, 0x00, 0x00,
623 		0x71, 0xc0, 0x00, 0x00, 0x02, 0x00 };
624 
625 	if (info->SD_Status.WtP)
626 		usb_stor_set_xfer_buf(mediaWP, 12, srb);
627 	else
628 		usb_stor_set_xfer_buf(mediaNoWP, 12, srb);
629 
630 
631 	return USB_STOR_TRANSPORT_GOOD;
632 }
633 
634 static int sd_scsi_read_capacity(struct us_data *us, struct scsi_cmnd *srb)
635 {
636 	u32	bl_num;
637 	u32	bl_len;
638 	unsigned int offset = 0;
639 	unsigned char    buf[8];
640 	struct scatterlist *sg = NULL;
641 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
642 
643 	usb_stor_dbg(us, "sd_scsi_read_capacity\n");
644 	if (info->SD_Status.HiCapacity) {
645 		bl_len = 0x200;
646 		if (info->SD_Status.IsMMC)
647 			bl_num = info->HC_C_SIZE-1;
648 		else
649 			bl_num = (info->HC_C_SIZE + 1) * 1024 - 1;
650 	} else {
651 		bl_len = 1 << (info->SD_READ_BL_LEN);
652 		bl_num = info->SD_Block_Mult * (info->SD_C_SIZE + 1)
653 				* (1 << (info->SD_C_SIZE_MULT + 2)) - 1;
654 	}
655 	info->bl_num = bl_num;
656 	usb_stor_dbg(us, "bl_len = %x\n", bl_len);
657 	usb_stor_dbg(us, "bl_num = %x\n", bl_num);
658 
659 	/*srb->request_bufflen = 8; */
660 	buf[0] = (bl_num >> 24) & 0xff;
661 	buf[1] = (bl_num >> 16) & 0xff;
662 	buf[2] = (bl_num >> 8) & 0xff;
663 	buf[3] = (bl_num >> 0) & 0xff;
664 	buf[4] = (bl_len >> 24) & 0xff;
665 	buf[5] = (bl_len >> 16) & 0xff;
666 	buf[6] = (bl_len >> 8) & 0xff;
667 	buf[7] = (bl_len >> 0) & 0xff;
668 
669 	usb_stor_access_xfer_buf(buf, 8, srb, &sg, &offset, TO_XFER_BUF);
670 
671 	return USB_STOR_TRANSPORT_GOOD;
672 }
673 
674 static int sd_scsi_read(struct us_data *us, struct scsi_cmnd *srb)
675 {
676 	int result;
677 	unsigned char *cdb = srb->cmnd;
678 	struct bulk_cb_wrap *bcb = (struct bulk_cb_wrap *) us->iobuf;
679 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
680 
681 	u32 bn = ((cdb[2] << 24) & 0xff000000) | ((cdb[3] << 16) & 0x00ff0000) |
682 		 ((cdb[4] << 8) & 0x0000ff00) | ((cdb[5] << 0) & 0x000000ff);
683 	u16 blen = ((cdb[7] << 8) & 0xff00) | ((cdb[8] << 0) & 0x00ff);
684 	u32 bnByte = bn * 0x200;
685 	u32 blenByte = blen * 0x200;
686 
687 	if (bn > info->bl_num)
688 		return USB_STOR_TRANSPORT_ERROR;
689 
690 	result = ene_load_bincode(us, SD_RW_PATTERN);
691 	if (result != USB_STOR_XFER_GOOD) {
692 		usb_stor_dbg(us, "Load SD RW pattern Fail !!\n");
693 		return USB_STOR_TRANSPORT_ERROR;
694 	}
695 
696 	if (info->SD_Status.HiCapacity)
697 		bnByte = bn;
698 
699 	/* set up the command wrapper */
700 	memset(bcb, 0, sizeof(struct bulk_cb_wrap));
701 	bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN);
702 	bcb->DataTransferLength = blenByte;
703 	bcb->Flags  = US_BULK_FLAG_IN;
704 	bcb->CDB[0] = 0xF1;
705 	bcb->CDB[5] = (unsigned char)(bnByte);
706 	bcb->CDB[4] = (unsigned char)(bnByte>>8);
707 	bcb->CDB[3] = (unsigned char)(bnByte>>16);
708 	bcb->CDB[2] = (unsigned char)(bnByte>>24);
709 
710 	result = ene_send_scsi_cmd(us, FDIR_READ, scsi_sglist(srb), 1);
711 	return result;
712 }
713 
714 static int sd_scsi_write(struct us_data *us, struct scsi_cmnd *srb)
715 {
716 	int result;
717 	unsigned char *cdb = srb->cmnd;
718 	struct bulk_cb_wrap *bcb = (struct bulk_cb_wrap *) us->iobuf;
719 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
720 
721 	u32 bn = ((cdb[2] << 24) & 0xff000000) | ((cdb[3] << 16) & 0x00ff0000) |
722 		 ((cdb[4] << 8) & 0x0000ff00) | ((cdb[5] << 0) & 0x000000ff);
723 	u16 blen = ((cdb[7] << 8) & 0xff00) | ((cdb[8] << 0) & 0x00ff);
724 	u32 bnByte = bn * 0x200;
725 	u32 blenByte = blen * 0x200;
726 
727 	if (bn > info->bl_num)
728 		return USB_STOR_TRANSPORT_ERROR;
729 
730 	result = ene_load_bincode(us, SD_RW_PATTERN);
731 	if (result != USB_STOR_XFER_GOOD) {
732 		usb_stor_dbg(us, "Load SD RW pattern Fail !!\n");
733 		return USB_STOR_TRANSPORT_ERROR;
734 	}
735 
736 	if (info->SD_Status.HiCapacity)
737 		bnByte = bn;
738 
739 	/* set up the command wrapper */
740 	memset(bcb, 0, sizeof(struct bulk_cb_wrap));
741 	bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN);
742 	bcb->DataTransferLength = blenByte;
743 	bcb->Flags  = 0x00;
744 	bcb->CDB[0] = 0xF0;
745 	bcb->CDB[5] = (unsigned char)(bnByte);
746 	bcb->CDB[4] = (unsigned char)(bnByte>>8);
747 	bcb->CDB[3] = (unsigned char)(bnByte>>16);
748 	bcb->CDB[2] = (unsigned char)(bnByte>>24);
749 
750 	result = ene_send_scsi_cmd(us, FDIR_WRITE, scsi_sglist(srb), 1);
751 	return result;
752 }
753 
754 /*
755  * ENE MS Card
756  */
757 
758 static int ms_lib_set_logicalpair(struct us_data *us, u16 logblk, u16 phyblk)
759 {
760 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
761 
762 	if ((logblk >= info->MS_Lib.NumberOfLogBlock) || (phyblk >= info->MS_Lib.NumberOfPhyBlock))
763 		return (u32)-1;
764 
765 	info->MS_Lib.Phy2LogMap[phyblk] = logblk;
766 	info->MS_Lib.Log2PhyMap[logblk] = phyblk;
767 
768 	return 0;
769 }
770 
771 static int ms_lib_set_logicalblockmark(struct us_data *us, u16 phyblk, u16 mark)
772 {
773 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
774 
775 	if (phyblk >= info->MS_Lib.NumberOfPhyBlock)
776 		return (u32)-1;
777 
778 	info->MS_Lib.Phy2LogMap[phyblk] = mark;
779 
780 	return 0;
781 }
782 
783 static int ms_lib_set_initialerrorblock(struct us_data *us, u16 phyblk)
784 {
785 	return ms_lib_set_logicalblockmark(us, phyblk, MS_LB_INITIAL_ERROR);
786 }
787 
788 static int ms_lib_set_bootblockmark(struct us_data *us, u16 phyblk)
789 {
790 	return ms_lib_set_logicalblockmark(us, phyblk, MS_LB_BOOT_BLOCK);
791 }
792 
793 static int ms_lib_free_logicalmap(struct us_data *us)
794 {
795 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
796 
797 	kfree(info->MS_Lib.Phy2LogMap);
798 	info->MS_Lib.Phy2LogMap = NULL;
799 
800 	kfree(info->MS_Lib.Log2PhyMap);
801 	info->MS_Lib.Log2PhyMap = NULL;
802 
803 	return 0;
804 }
805 
806 static int ms_lib_alloc_logicalmap(struct us_data *us)
807 {
808 	u32  i;
809 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
810 
811 	info->MS_Lib.Phy2LogMap = kmalloc_array(info->MS_Lib.NumberOfPhyBlock,
812 						sizeof(u16),
813 						GFP_KERNEL);
814 	info->MS_Lib.Log2PhyMap = kmalloc_array(info->MS_Lib.NumberOfLogBlock,
815 						sizeof(u16),
816 						GFP_KERNEL);
817 
818 	if ((info->MS_Lib.Phy2LogMap == NULL) || (info->MS_Lib.Log2PhyMap == NULL)) {
819 		ms_lib_free_logicalmap(us);
820 		return (u32)-1;
821 	}
822 
823 	for (i = 0; i < info->MS_Lib.NumberOfPhyBlock; i++)
824 		info->MS_Lib.Phy2LogMap[i] = MS_LB_NOT_USED;
825 
826 	for (i = 0; i < info->MS_Lib.NumberOfLogBlock; i++)
827 		info->MS_Lib.Log2PhyMap[i] = MS_LB_NOT_USED;
828 
829 	return 0;
830 }
831 
832 static void ms_lib_clear_writebuf(struct us_data *us)
833 {
834 	int i;
835 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
836 
837 	info->MS_Lib.wrtblk = (u16)-1;
838 	ms_lib_clear_pagemap(info);
839 
840 	if (info->MS_Lib.blkpag)
841 		memset(info->MS_Lib.blkpag, 0xff, info->MS_Lib.PagesPerBlock * info->MS_Lib.BytesPerSector);
842 
843 	if (info->MS_Lib.blkext) {
844 		for (i = 0; i < info->MS_Lib.PagesPerBlock; i++) {
845 			info->MS_Lib.blkext[i].status1 = MS_REG_ST1_DEFAULT;
846 			info->MS_Lib.blkext[i].ovrflg = MS_REG_OVR_DEFAULT;
847 			info->MS_Lib.blkext[i].mngflg = MS_REG_MNG_DEFAULT;
848 			info->MS_Lib.blkext[i].logadr = MS_LB_NOT_USED;
849 		}
850 	}
851 }
852 
853 static int ms_count_freeblock(struct us_data *us, u16 PhyBlock)
854 {
855 	u32 Ende, Count;
856 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
857 
858 	Ende = PhyBlock + MS_PHYSICAL_BLOCKS_PER_SEGMENT;
859 	for (Count = 0; PhyBlock < Ende; PhyBlock++) {
860 		switch (info->MS_Lib.Phy2LogMap[PhyBlock]) {
861 		case MS_LB_NOT_USED:
862 		case MS_LB_NOT_USED_ERASED:
863 			Count++;
864 			break;
865 		default:
866 			break;
867 		}
868 	}
869 
870 	return Count;
871 }
872 
873 static int ms_read_readpage(struct us_data *us, u32 PhyBlockAddr,
874 		u8 PageNum, u32 *PageBuf, struct ms_lib_type_extdat *ExtraDat)
875 {
876 	struct bulk_cb_wrap *bcb = (struct bulk_cb_wrap *) us->iobuf;
877 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
878 	u8 *bbuf = info->bbuf;
879 	int result;
880 	u32 bn = PhyBlockAddr * 0x20 + PageNum;
881 
882 	result = ene_load_bincode(us, MS_RW_PATTERN);
883 	if (result != USB_STOR_XFER_GOOD)
884 		return USB_STOR_TRANSPORT_ERROR;
885 
886 	/* Read Page Data */
887 	memset(bcb, 0, sizeof(struct bulk_cb_wrap));
888 	bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN);
889 	bcb->DataTransferLength = 0x200;
890 	bcb->Flags      = US_BULK_FLAG_IN;
891 	bcb->CDB[0]     = 0xF1;
892 
893 	bcb->CDB[1]     = 0x02; /* in init.c ENE_MSInit() is 0x01 */
894 
895 	bcb->CDB[5]     = (unsigned char)(bn);
896 	bcb->CDB[4]     = (unsigned char)(bn>>8);
897 	bcb->CDB[3]     = (unsigned char)(bn>>16);
898 	bcb->CDB[2]     = (unsigned char)(bn>>24);
899 
900 	result = ene_send_scsi_cmd(us, FDIR_READ, PageBuf, 0);
901 	if (result != USB_STOR_XFER_GOOD)
902 		return USB_STOR_TRANSPORT_ERROR;
903 
904 
905 	/* Read Extra Data */
906 	memset(bcb, 0, sizeof(struct bulk_cb_wrap));
907 	bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN);
908 	bcb->DataTransferLength = 0x4;
909 	bcb->Flags      = US_BULK_FLAG_IN;
910 	bcb->CDB[0]     = 0xF1;
911 	bcb->CDB[1]     = 0x03;
912 
913 	bcb->CDB[5]     = (unsigned char)(PageNum);
914 	bcb->CDB[4]     = (unsigned char)(PhyBlockAddr);
915 	bcb->CDB[3]     = (unsigned char)(PhyBlockAddr>>8);
916 	bcb->CDB[2]     = (unsigned char)(PhyBlockAddr>>16);
917 	bcb->CDB[6]     = 0x01;
918 
919 	result = ene_send_scsi_cmd(us, FDIR_READ, bbuf, 0);
920 	if (result != USB_STOR_XFER_GOOD)
921 		return USB_STOR_TRANSPORT_ERROR;
922 
923 	ExtraDat->reserved = 0;
924 	ExtraDat->intr     = 0x80;  /* Not yet,fireware support */
925 	ExtraDat->status0  = 0x10;  /* Not yet,fireware support */
926 
927 	ExtraDat->status1  = 0x00;  /* Not yet,fireware support */
928 	ExtraDat->ovrflg   = bbuf[0];
929 	ExtraDat->mngflg   = bbuf[1];
930 	ExtraDat->logadr   = memstick_logaddr(bbuf[2], bbuf[3]);
931 
932 	return USB_STOR_TRANSPORT_GOOD;
933 }
934 
935 static int ms_lib_process_bootblock(struct us_data *us, u16 PhyBlock, u8 *PageData)
936 {
937 	struct ms_bootblock_sysent *SysEntry;
938 	struct ms_bootblock_sysinf *SysInfo;
939 	u32 i, result;
940 	u8 PageNumber;
941 	u8 *PageBuffer;
942 	struct ms_lib_type_extdat ExtraData;
943 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
944 
945 	PageBuffer = kmalloc(MS_BYTES_PER_PAGE, GFP_KERNEL);
946 	if (PageBuffer == NULL)
947 		return (u32)-1;
948 
949 	result = (u32)-1;
950 
951 	SysInfo = &(((struct ms_bootblock_page0 *)PageData)->sysinf);
952 
953 	if ((SysInfo->bMsClass != MS_SYSINF_MSCLASS_TYPE_1) ||
954 		(be16_to_cpu(SysInfo->wPageSize) != MS_SYSINF_PAGE_SIZE) ||
955 		((SysInfo->bSecuritySupport & MS_SYSINF_SECURITY) == MS_SYSINF_SECURITY_SUPPORT) ||
956 		(SysInfo->bReserved1 != MS_SYSINF_RESERVED1) ||
957 		(SysInfo->bReserved2 != MS_SYSINF_RESERVED2) ||
958 		(SysInfo->bFormatType != MS_SYSINF_FORMAT_FAT) ||
959 		(SysInfo->bUsage != MS_SYSINF_USAGE_GENERAL))
960 		goto exit;
961 		/* */
962 	switch (info->MS_Lib.cardType = SysInfo->bCardType) {
963 	case MS_SYSINF_CARDTYPE_RDONLY:
964 		ms_lib_ctrl_set(info, MS_LIB_CTRL_RDONLY);
965 		break;
966 	case MS_SYSINF_CARDTYPE_RDWR:
967 		ms_lib_ctrl_reset(info, MS_LIB_CTRL_RDONLY);
968 		break;
969 	case MS_SYSINF_CARDTYPE_HYBRID:
970 	default:
971 		goto exit;
972 	}
973 
974 	info->MS_Lib.blockSize = be16_to_cpu(SysInfo->wBlockSize);
975 	info->MS_Lib.NumberOfPhyBlock = be16_to_cpu(SysInfo->wBlockNumber);
976 	info->MS_Lib.NumberOfLogBlock = be16_to_cpu(SysInfo->wTotalBlockNumber)-2;
977 	info->MS_Lib.PagesPerBlock = info->MS_Lib.blockSize * SIZE_OF_KIRO / MS_BYTES_PER_PAGE;
978 	info->MS_Lib.NumberOfSegment = info->MS_Lib.NumberOfPhyBlock / MS_PHYSICAL_BLOCKS_PER_SEGMENT;
979 	info->MS_Model = be16_to_cpu(SysInfo->wMemorySize);
980 
981 	/*Allocate to all number of logicalblock and physicalblock */
982 	if (ms_lib_alloc_logicalmap(us))
983 		goto exit;
984 
985 	/* Mark the book block */
986 	ms_lib_set_bootblockmark(us, PhyBlock);
987 
988 	SysEntry = &(((struct ms_bootblock_page0 *)PageData)->sysent);
989 
990 	for (i = 0; i < MS_NUMBER_OF_SYSTEM_ENTRY; i++) {
991 		u32  EntryOffset, EntrySize;
992 
993 		EntryOffset = be32_to_cpu(SysEntry->entry[i].dwStart);
994 
995 		if (EntryOffset == 0xffffff)
996 			continue;
997 		EntrySize = be32_to_cpu(SysEntry->entry[i].dwSize);
998 
999 		if (EntrySize == 0)
1000 			continue;
1001 
1002 		if (EntryOffset + MS_BYTES_PER_PAGE + EntrySize > info->MS_Lib.blockSize * (u32)SIZE_OF_KIRO)
1003 			continue;
1004 
1005 		if (i == 0) {
1006 			u8 PrevPageNumber = 0;
1007 			u16 phyblk;
1008 
1009 			if (SysEntry->entry[i].bType != MS_SYSENT_TYPE_INVALID_BLOCK)
1010 				goto exit;
1011 
1012 			while (EntrySize > 0) {
1013 
1014 				PageNumber = (u8)(EntryOffset / MS_BYTES_PER_PAGE + 1);
1015 				if (PageNumber != PrevPageNumber) {
1016 					switch (ms_read_readpage(us, PhyBlock, PageNumber, (u32 *)PageBuffer, &ExtraData)) {
1017 					case MS_STATUS_SUCCESS:
1018 						break;
1019 					case MS_STATUS_WRITE_PROTECT:
1020 					case MS_ERROR_FLASH_READ:
1021 					case MS_STATUS_ERROR:
1022 					default:
1023 						goto exit;
1024 					}
1025 
1026 					PrevPageNumber = PageNumber;
1027 				}
1028 
1029 				phyblk = be16_to_cpu(*(u16 *)(PageBuffer + (EntryOffset % MS_BYTES_PER_PAGE)));
1030 				if (phyblk < 0x0fff)
1031 					ms_lib_set_initialerrorblock(us, phyblk);
1032 
1033 				EntryOffset += 2;
1034 				EntrySize -= 2;
1035 			}
1036 		} else if (i == 1) {  /* CIS/IDI */
1037 			struct ms_bootblock_idi *idi;
1038 
1039 			if (SysEntry->entry[i].bType != MS_SYSENT_TYPE_CIS_IDI)
1040 				goto exit;
1041 
1042 			switch (ms_read_readpage(us, PhyBlock, (u8)(EntryOffset / MS_BYTES_PER_PAGE + 1), (u32 *)PageBuffer, &ExtraData)) {
1043 			case MS_STATUS_SUCCESS:
1044 				break;
1045 			case MS_STATUS_WRITE_PROTECT:
1046 			case MS_ERROR_FLASH_READ:
1047 			case MS_STATUS_ERROR:
1048 			default:
1049 				goto exit;
1050 			}
1051 
1052 			idi = &((struct ms_bootblock_cis_idi *)(PageBuffer + (EntryOffset % MS_BYTES_PER_PAGE)))->idi.idi;
1053 			if (le16_to_cpu(idi->wIDIgeneralConfiguration) != MS_IDI_GENERAL_CONF)
1054 				goto exit;
1055 
1056 			info->MS_Lib.BytesPerSector = le16_to_cpu(idi->wIDIbytesPerSector);
1057 			if (info->MS_Lib.BytesPerSector != MS_BYTES_PER_PAGE)
1058 				goto exit;
1059 		}
1060 	} /* End for .. */
1061 
1062 	result = 0;
1063 
1064 exit:
1065 	if (result)
1066 		ms_lib_free_logicalmap(us);
1067 
1068 	kfree(PageBuffer);
1069 
1070 	result = 0;
1071 	return result;
1072 }
1073 
1074 static void ms_lib_free_writebuf(struct us_data *us)
1075 {
1076 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
1077 	info->MS_Lib.wrtblk = (u16)-1; /* set to -1 */
1078 
1079 	/* memset((fdoExt)->MS_Lib.pagemap, 0, sizeof((fdoExt)->MS_Lib.pagemap)) */
1080 
1081 	ms_lib_clear_pagemap(info); /* (pdx)->MS_Lib.pagemap memset 0 in ms.h */
1082 
1083 	if (info->MS_Lib.blkpag) {
1084 		kfree(info->MS_Lib.blkpag);  /* Arnold test ... */
1085 		info->MS_Lib.blkpag = NULL;
1086 	}
1087 
1088 	if (info->MS_Lib.blkext) {
1089 		kfree(info->MS_Lib.blkext);  /* Arnold test ... */
1090 		info->MS_Lib.blkext = NULL;
1091 	}
1092 }
1093 
1094 
1095 static void ms_lib_free_allocatedarea(struct us_data *us)
1096 {
1097 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
1098 
1099 	ms_lib_free_writebuf(us); /* Free MS_Lib.pagemap */
1100 	ms_lib_free_logicalmap(us); /* kfree MS_Lib.Phy2LogMap and MS_Lib.Log2PhyMap */
1101 
1102 	/* set struct us point flag to 0 */
1103 	info->MS_Lib.flags = 0;
1104 	info->MS_Lib.BytesPerSector = 0;
1105 	info->MS_Lib.SectorsPerCylinder = 0;
1106 
1107 	info->MS_Lib.cardType = 0;
1108 	info->MS_Lib.blockSize = 0;
1109 	info->MS_Lib.PagesPerBlock = 0;
1110 
1111 	info->MS_Lib.NumberOfPhyBlock = 0;
1112 	info->MS_Lib.NumberOfLogBlock = 0;
1113 }
1114 
1115 
1116 static int ms_lib_alloc_writebuf(struct us_data *us)
1117 {
1118 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
1119 
1120 	info->MS_Lib.wrtblk = (u16)-1;
1121 
1122 	info->MS_Lib.blkpag = kmalloc_array(info->MS_Lib.PagesPerBlock,
1123 					    info->MS_Lib.BytesPerSector,
1124 					    GFP_KERNEL);
1125 	info->MS_Lib.blkext = kmalloc_array(info->MS_Lib.PagesPerBlock,
1126 					    sizeof(struct ms_lib_type_extdat),
1127 					    GFP_KERNEL);
1128 
1129 	if ((info->MS_Lib.blkpag == NULL) || (info->MS_Lib.blkext == NULL)) {
1130 		ms_lib_free_writebuf(us);
1131 		return (u32)-1;
1132 	}
1133 
1134 	ms_lib_clear_writebuf(us);
1135 
1136 	return 0;
1137 }
1138 
1139 static int ms_lib_force_setlogical_pair(struct us_data *us, u16 logblk, u16 phyblk)
1140 {
1141 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
1142 
1143 	if (logblk == MS_LB_NOT_USED)
1144 		return 0;
1145 
1146 	if ((logblk >= info->MS_Lib.NumberOfLogBlock) ||
1147 		(phyblk >= info->MS_Lib.NumberOfPhyBlock))
1148 		return (u32)-1;
1149 
1150 	info->MS_Lib.Phy2LogMap[phyblk] = logblk;
1151 	info->MS_Lib.Log2PhyMap[logblk] = phyblk;
1152 
1153 	return 0;
1154 }
1155 
1156 static int ms_read_copyblock(struct us_data *us, u16 oldphy, u16 newphy,
1157 			u16 PhyBlockAddr, u8 PageNum, unsigned char *buf, u16 len)
1158 {
1159 	struct bulk_cb_wrap *bcb = (struct bulk_cb_wrap *) us->iobuf;
1160 	int result;
1161 
1162 	result = ene_load_bincode(us, MS_RW_PATTERN);
1163 	if (result != USB_STOR_XFER_GOOD)
1164 		return USB_STOR_TRANSPORT_ERROR;
1165 
1166 	memset(bcb, 0, sizeof(struct bulk_cb_wrap));
1167 	bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN);
1168 	bcb->DataTransferLength = 0x200*len;
1169 	bcb->Flags = 0x00;
1170 	bcb->CDB[0] = 0xF0;
1171 	bcb->CDB[1] = 0x08;
1172 	bcb->CDB[4] = (unsigned char)(oldphy);
1173 	bcb->CDB[3] = (unsigned char)(oldphy>>8);
1174 	bcb->CDB[2] = 0; /* (BYTE)(oldphy>>16) */
1175 	bcb->CDB[7] = (unsigned char)(newphy);
1176 	bcb->CDB[6] = (unsigned char)(newphy>>8);
1177 	bcb->CDB[5] = 0; /* (BYTE)(newphy>>16) */
1178 	bcb->CDB[9] = (unsigned char)(PhyBlockAddr);
1179 	bcb->CDB[8] = (unsigned char)(PhyBlockAddr>>8);
1180 	bcb->CDB[10] = PageNum;
1181 
1182 	result = ene_send_scsi_cmd(us, FDIR_WRITE, buf, 0);
1183 	if (result != USB_STOR_XFER_GOOD)
1184 		return USB_STOR_TRANSPORT_ERROR;
1185 
1186 	return USB_STOR_TRANSPORT_GOOD;
1187 }
1188 
1189 static int ms_read_eraseblock(struct us_data *us, u32 PhyBlockAddr)
1190 {
1191 	struct bulk_cb_wrap *bcb = (struct bulk_cb_wrap *) us->iobuf;
1192 	int result;
1193 	u32 bn = PhyBlockAddr;
1194 
1195 	result = ene_load_bincode(us, MS_RW_PATTERN);
1196 	if (result != USB_STOR_XFER_GOOD)
1197 		return USB_STOR_TRANSPORT_ERROR;
1198 
1199 	memset(bcb, 0, sizeof(struct bulk_cb_wrap));
1200 	bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN);
1201 	bcb->DataTransferLength = 0x200;
1202 	bcb->Flags = US_BULK_FLAG_IN;
1203 	bcb->CDB[0] = 0xF2;
1204 	bcb->CDB[1] = 0x06;
1205 	bcb->CDB[4] = (unsigned char)(bn);
1206 	bcb->CDB[3] = (unsigned char)(bn>>8);
1207 	bcb->CDB[2] = (unsigned char)(bn>>16);
1208 
1209 	result = ene_send_scsi_cmd(us, FDIR_READ, NULL, 0);
1210 	if (result != USB_STOR_XFER_GOOD)
1211 		return USB_STOR_TRANSPORT_ERROR;
1212 
1213 	return USB_STOR_TRANSPORT_GOOD;
1214 }
1215 
1216 static int ms_lib_check_disableblock(struct us_data *us, u16 PhyBlock)
1217 {
1218 	unsigned char *PageBuf = NULL;
1219 	u16 result = MS_STATUS_SUCCESS;
1220 	u16 blk, index = 0;
1221 	struct ms_lib_type_extdat extdat;
1222 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
1223 
1224 	PageBuf = kmalloc(MS_BYTES_PER_PAGE, GFP_KERNEL);
1225 	if (PageBuf == NULL) {
1226 		result = MS_NO_MEMORY_ERROR;
1227 		goto exit;
1228 	}
1229 
1230 	ms_read_readpage(us, PhyBlock, 1, (u32 *)PageBuf, &extdat);
1231 	do {
1232 		blk = be16_to_cpu(PageBuf[index]);
1233 		if (blk == MS_LB_NOT_USED)
1234 			break;
1235 		if (blk == info->MS_Lib.Log2PhyMap[0]) {
1236 			result = MS_ERROR_FLASH_READ;
1237 			break;
1238 		}
1239 		index++;
1240 	} while (1);
1241 
1242 exit:
1243 	kfree(PageBuf);
1244 	return result;
1245 }
1246 
1247 static int ms_lib_setacquired_errorblock(struct us_data *us, u16 phyblk)
1248 {
1249 	u16 log;
1250 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
1251 
1252 	if (phyblk >= info->MS_Lib.NumberOfPhyBlock)
1253 		return (u32)-1;
1254 
1255 	log = info->MS_Lib.Phy2LogMap[phyblk];
1256 
1257 	if (log < info->MS_Lib.NumberOfLogBlock)
1258 		info->MS_Lib.Log2PhyMap[log] = MS_LB_NOT_USED;
1259 
1260 	if (info->MS_Lib.Phy2LogMap[phyblk] != MS_LB_INITIAL_ERROR)
1261 		info->MS_Lib.Phy2LogMap[phyblk] = MS_LB_ACQUIRED_ERROR;
1262 
1263 	return 0;
1264 }
1265 
1266 static int ms_lib_overwrite_extra(struct us_data *us, u32 PhyBlockAddr,
1267 				u8 PageNum, u8 OverwriteFlag)
1268 {
1269 	struct bulk_cb_wrap *bcb = (struct bulk_cb_wrap *) us->iobuf;
1270 	int result;
1271 
1272 	result = ene_load_bincode(us, MS_RW_PATTERN);
1273 	if (result != USB_STOR_XFER_GOOD)
1274 		return USB_STOR_TRANSPORT_ERROR;
1275 
1276 	memset(bcb, 0, sizeof(struct bulk_cb_wrap));
1277 	bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN);
1278 	bcb->DataTransferLength = 0x4;
1279 	bcb->Flags = US_BULK_FLAG_IN;
1280 	bcb->CDB[0] = 0xF2;
1281 	bcb->CDB[1] = 0x05;
1282 	bcb->CDB[5] = (unsigned char)(PageNum);
1283 	bcb->CDB[4] = (unsigned char)(PhyBlockAddr);
1284 	bcb->CDB[3] = (unsigned char)(PhyBlockAddr>>8);
1285 	bcb->CDB[2] = (unsigned char)(PhyBlockAddr>>16);
1286 	bcb->CDB[6] = OverwriteFlag;
1287 	bcb->CDB[7] = 0xFF;
1288 	bcb->CDB[8] = 0xFF;
1289 	bcb->CDB[9] = 0xFF;
1290 
1291 	result = ene_send_scsi_cmd(us, FDIR_READ, NULL, 0);
1292 	if (result != USB_STOR_XFER_GOOD)
1293 		return USB_STOR_TRANSPORT_ERROR;
1294 
1295 	return USB_STOR_TRANSPORT_GOOD;
1296 }
1297 
1298 static int ms_lib_error_phyblock(struct us_data *us, u16 phyblk)
1299 {
1300 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
1301 
1302 	if (phyblk >= info->MS_Lib.NumberOfPhyBlock)
1303 		return MS_STATUS_ERROR;
1304 
1305 	ms_lib_setacquired_errorblock(us, phyblk);
1306 
1307 	if (ms_lib_iswritable(info))
1308 		return ms_lib_overwrite_extra(us, phyblk, 0, (u8)(~MS_REG_OVR_BKST & BYTE_MASK));
1309 
1310 	return MS_STATUS_SUCCESS;
1311 }
1312 
1313 static int ms_lib_erase_phyblock(struct us_data *us, u16 phyblk)
1314 {
1315 	u16 log;
1316 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
1317 
1318 	if (phyblk >= info->MS_Lib.NumberOfPhyBlock)
1319 		return MS_STATUS_ERROR;
1320 
1321 	log = info->MS_Lib.Phy2LogMap[phyblk];
1322 
1323 	if (log < info->MS_Lib.NumberOfLogBlock)
1324 		info->MS_Lib.Log2PhyMap[log] = MS_LB_NOT_USED;
1325 
1326 	info->MS_Lib.Phy2LogMap[phyblk] = MS_LB_NOT_USED;
1327 
1328 	if (ms_lib_iswritable(info)) {
1329 		switch (ms_read_eraseblock(us, phyblk)) {
1330 		case MS_STATUS_SUCCESS:
1331 			info->MS_Lib.Phy2LogMap[phyblk] = MS_LB_NOT_USED_ERASED;
1332 			return MS_STATUS_SUCCESS;
1333 		case MS_ERROR_FLASH_ERASE:
1334 		case MS_STATUS_INT_ERROR:
1335 			ms_lib_error_phyblock(us, phyblk);
1336 			return MS_ERROR_FLASH_ERASE;
1337 		case MS_STATUS_ERROR:
1338 		default:
1339 			ms_lib_ctrl_set(info, MS_LIB_CTRL_RDONLY); /* MS_LibCtrlSet will used by ENE_MSInit ,need check, and why us to info*/
1340 			ms_lib_setacquired_errorblock(us, phyblk);
1341 			return MS_STATUS_ERROR;
1342 		}
1343 	}
1344 
1345 	ms_lib_setacquired_errorblock(us, phyblk);
1346 
1347 	return MS_STATUS_SUCCESS;
1348 }
1349 
1350 static int ms_lib_read_extra(struct us_data *us, u32 PhyBlock,
1351 				u8 PageNum, struct ms_lib_type_extdat *ExtraDat)
1352 {
1353 	struct bulk_cb_wrap *bcb = (struct bulk_cb_wrap *) us->iobuf;
1354 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
1355 	u8 *bbuf = info->bbuf;
1356 	int result;
1357 
1358 	memset(bcb, 0, sizeof(struct bulk_cb_wrap));
1359 	bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN);
1360 	bcb->DataTransferLength = 0x4;
1361 	bcb->Flags      = US_BULK_FLAG_IN;
1362 	bcb->CDB[0]     = 0xF1;
1363 	bcb->CDB[1]     = 0x03;
1364 	bcb->CDB[5]     = (unsigned char)(PageNum);
1365 	bcb->CDB[4]     = (unsigned char)(PhyBlock);
1366 	bcb->CDB[3]     = (unsigned char)(PhyBlock>>8);
1367 	bcb->CDB[2]     = (unsigned char)(PhyBlock>>16);
1368 	bcb->CDB[6]     = 0x01;
1369 
1370 	result = ene_send_scsi_cmd(us, FDIR_READ, bbuf, 0);
1371 	if (result != USB_STOR_XFER_GOOD)
1372 		return USB_STOR_TRANSPORT_ERROR;
1373 
1374 	ExtraDat->reserved = 0;
1375 	ExtraDat->intr     = 0x80;  /* Not yet, waiting for fireware support */
1376 	ExtraDat->status0  = 0x10;  /* Not yet, waiting for fireware support */
1377 	ExtraDat->status1  = 0x00;  /* Not yet, waiting for fireware support */
1378 	ExtraDat->ovrflg   = bbuf[0];
1379 	ExtraDat->mngflg   = bbuf[1];
1380 	ExtraDat->logadr   = memstick_logaddr(bbuf[2], bbuf[3]);
1381 
1382 	return USB_STOR_TRANSPORT_GOOD;
1383 }
1384 
1385 static int ms_libsearch_block_from_physical(struct us_data *us, u16 phyblk)
1386 {
1387 	u16 blk;
1388 	struct ms_lib_type_extdat extdat; /* need check */
1389 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
1390 
1391 
1392 	if (phyblk >= info->MS_Lib.NumberOfPhyBlock)
1393 		return MS_LB_ERROR;
1394 
1395 	for (blk = phyblk + 1; blk != phyblk; blk++) {
1396 		if ((blk & MS_PHYSICAL_BLOCKS_PER_SEGMENT_MASK) == 0)
1397 			blk -= MS_PHYSICAL_BLOCKS_PER_SEGMENT;
1398 
1399 		if (info->MS_Lib.Phy2LogMap[blk] == MS_LB_NOT_USED_ERASED) {
1400 			return blk;
1401 		} else if (info->MS_Lib.Phy2LogMap[blk] == MS_LB_NOT_USED) {
1402 			switch (ms_lib_read_extra(us, blk, 0, &extdat)) {
1403 			case MS_STATUS_SUCCESS:
1404 			case MS_STATUS_SUCCESS_WITH_ECC:
1405 				break;
1406 			case MS_NOCARD_ERROR:
1407 				return MS_NOCARD_ERROR;
1408 			case MS_STATUS_INT_ERROR:
1409 				return MS_LB_ERROR;
1410 			case MS_ERROR_FLASH_READ:
1411 			default:
1412 				ms_lib_setacquired_errorblock(us, blk);
1413 				continue;
1414 			} /* End switch */
1415 
1416 			if ((extdat.ovrflg & MS_REG_OVR_BKST) != MS_REG_OVR_BKST_OK) {
1417 				ms_lib_setacquired_errorblock(us, blk);
1418 				continue;
1419 			}
1420 
1421 			switch (ms_lib_erase_phyblock(us, blk)) {
1422 			case MS_STATUS_SUCCESS:
1423 				return blk;
1424 			case MS_STATUS_ERROR:
1425 				return MS_LB_ERROR;
1426 			case MS_ERROR_FLASH_ERASE:
1427 			default:
1428 				ms_lib_error_phyblock(us, blk);
1429 				break;
1430 			}
1431 		}
1432 	} /* End for */
1433 
1434 	return MS_LB_ERROR;
1435 }
1436 static int ms_libsearch_block_from_logical(struct us_data *us, u16 logblk)
1437 {
1438 	u16 phyblk;
1439 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
1440 
1441 	phyblk = ms_libconv_to_physical(info, logblk);
1442 	if (phyblk >= MS_LB_ERROR) {
1443 		if (logblk >= info->MS_Lib.NumberOfLogBlock)
1444 			return MS_LB_ERROR;
1445 
1446 		phyblk = (logblk + MS_NUMBER_OF_BOOT_BLOCK) / MS_LOGICAL_BLOCKS_PER_SEGMENT;
1447 		phyblk *= MS_PHYSICAL_BLOCKS_PER_SEGMENT;
1448 		phyblk += MS_PHYSICAL_BLOCKS_PER_SEGMENT - 1;
1449 	}
1450 
1451 	return ms_libsearch_block_from_physical(us, phyblk);
1452 }
1453 
1454 static int ms_scsi_test_unit_ready(struct us_data *us, struct scsi_cmnd *srb)
1455 {
1456 	struct ene_ub6250_info *info = (struct ene_ub6250_info *)(us->extra);
1457 
1458 	/* pr_info("MS_SCSI_Test_Unit_Ready\n"); */
1459 	if (info->MS_Status.Insert && info->MS_Status.Ready) {
1460 		return USB_STOR_TRANSPORT_GOOD;
1461 	} else {
1462 		ene_ms_init(us);
1463 		return USB_STOR_TRANSPORT_GOOD;
1464 	}
1465 
1466 	return USB_STOR_TRANSPORT_GOOD;
1467 }
1468 
1469 static int ms_scsi_mode_sense(struct us_data *us, struct scsi_cmnd *srb)
1470 {
1471 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
1472 	unsigned char mediaNoWP[12] = {
1473 		0x0b, 0x00, 0x00, 0x08, 0x00, 0x00,
1474 		0x71, 0xc0, 0x00, 0x00, 0x02, 0x00 };
1475 	unsigned char mediaWP[12]   = {
1476 		0x0b, 0x00, 0x80, 0x08, 0x00, 0x00,
1477 		0x71, 0xc0, 0x00, 0x00, 0x02, 0x00 };
1478 
1479 	if (info->MS_Status.WtP)
1480 		usb_stor_set_xfer_buf(mediaWP, 12, srb);
1481 	else
1482 		usb_stor_set_xfer_buf(mediaNoWP, 12, srb);
1483 
1484 	return USB_STOR_TRANSPORT_GOOD;
1485 }
1486 
1487 static int ms_scsi_read_capacity(struct us_data *us, struct scsi_cmnd *srb)
1488 {
1489 	u32   bl_num;
1490 	u16    bl_len;
1491 	unsigned int offset = 0;
1492 	unsigned char    buf[8];
1493 	struct scatterlist *sg = NULL;
1494 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
1495 
1496 	usb_stor_dbg(us, "ms_scsi_read_capacity\n");
1497 	bl_len = 0x200;
1498 	if (info->MS_Status.IsMSPro)
1499 		bl_num = info->MSP_TotalBlock - 1;
1500 	else
1501 		bl_num = info->MS_Lib.NumberOfLogBlock * info->MS_Lib.blockSize * 2 - 1;
1502 
1503 	info->bl_num = bl_num;
1504 	usb_stor_dbg(us, "bl_len = %x\n", bl_len);
1505 	usb_stor_dbg(us, "bl_num = %x\n", bl_num);
1506 
1507 	/*srb->request_bufflen = 8; */
1508 	buf[0] = (bl_num >> 24) & 0xff;
1509 	buf[1] = (bl_num >> 16) & 0xff;
1510 	buf[2] = (bl_num >> 8) & 0xff;
1511 	buf[3] = (bl_num >> 0) & 0xff;
1512 	buf[4] = (bl_len >> 24) & 0xff;
1513 	buf[5] = (bl_len >> 16) & 0xff;
1514 	buf[6] = (bl_len >> 8) & 0xff;
1515 	buf[7] = (bl_len >> 0) & 0xff;
1516 
1517 	usb_stor_access_xfer_buf(buf, 8, srb, &sg, &offset, TO_XFER_BUF);
1518 
1519 	return USB_STOR_TRANSPORT_GOOD;
1520 }
1521 
1522 static void ms_lib_phy_to_log_range(u16 PhyBlock, u16 *LogStart, u16 *LogEnde)
1523 {
1524 	PhyBlock /= MS_PHYSICAL_BLOCKS_PER_SEGMENT;
1525 
1526 	if (PhyBlock) {
1527 		*LogStart = MS_LOGICAL_BLOCKS_IN_1ST_SEGMENT + (PhyBlock - 1) * MS_LOGICAL_BLOCKS_PER_SEGMENT;/*496*/
1528 		*LogEnde = *LogStart + MS_LOGICAL_BLOCKS_PER_SEGMENT;/*496*/
1529 	} else {
1530 		*LogStart = 0;
1531 		*LogEnde = MS_LOGICAL_BLOCKS_IN_1ST_SEGMENT;/*494*/
1532 	}
1533 }
1534 
1535 static int ms_lib_read_extrablock(struct us_data *us, u32 PhyBlock,
1536 	u8 PageNum, u8 blen, void *buf)
1537 {
1538 	struct bulk_cb_wrap *bcb = (struct bulk_cb_wrap *) us->iobuf;
1539 	int     result;
1540 
1541 	/* Read Extra Data */
1542 	memset(bcb, 0, sizeof(struct bulk_cb_wrap));
1543 	bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN);
1544 	bcb->DataTransferLength = 0x4 * blen;
1545 	bcb->Flags      = US_BULK_FLAG_IN;
1546 	bcb->CDB[0]     = 0xF1;
1547 	bcb->CDB[1]     = 0x03;
1548 	bcb->CDB[5]     = (unsigned char)(PageNum);
1549 	bcb->CDB[4]     = (unsigned char)(PhyBlock);
1550 	bcb->CDB[3]     = (unsigned char)(PhyBlock>>8);
1551 	bcb->CDB[2]     = (unsigned char)(PhyBlock>>16);
1552 	bcb->CDB[6]     = blen;
1553 
1554 	result = ene_send_scsi_cmd(us, FDIR_READ, buf, 0);
1555 	if (result != USB_STOR_XFER_GOOD)
1556 		return USB_STOR_TRANSPORT_ERROR;
1557 
1558 	return USB_STOR_TRANSPORT_GOOD;
1559 }
1560 
1561 static int ms_lib_scan_logicalblocknumber(struct us_data *us, u16 btBlk1st)
1562 {
1563 	u16 PhyBlock, newblk, i;
1564 	u16 LogStart, LogEnde;
1565 	struct ms_lib_type_extdat extdat;
1566 	u32 count = 0, index = 0;
1567 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
1568 	u8 *bbuf = info->bbuf;
1569 
1570 	for (PhyBlock = 0; PhyBlock < info->MS_Lib.NumberOfPhyBlock;) {
1571 		ms_lib_phy_to_log_range(PhyBlock, &LogStart, &LogEnde);
1572 
1573 		for (i = 0; i < MS_PHYSICAL_BLOCKS_PER_SEGMENT; i++, PhyBlock++) {
1574 			switch (ms_libconv_to_logical(info, PhyBlock)) {
1575 			case MS_STATUS_ERROR:
1576 				continue;
1577 			default:
1578 				break;
1579 			}
1580 
1581 			if (count == PhyBlock) {
1582 				ms_lib_read_extrablock(us, PhyBlock, 0, 0x80,
1583 						bbuf);
1584 				count += 0x80;
1585 			}
1586 			index = (PhyBlock % 0x80) * 4;
1587 
1588 			extdat.ovrflg = bbuf[index];
1589 			extdat.mngflg = bbuf[index+1];
1590 			extdat.logadr = memstick_logaddr(bbuf[index+2],
1591 					bbuf[index+3]);
1592 
1593 			if ((extdat.ovrflg & MS_REG_OVR_BKST) != MS_REG_OVR_BKST_OK) {
1594 				ms_lib_setacquired_errorblock(us, PhyBlock);
1595 				continue;
1596 			}
1597 
1598 			if ((extdat.mngflg & MS_REG_MNG_ATFLG) == MS_REG_MNG_ATFLG_ATTBL) {
1599 				ms_lib_erase_phyblock(us, PhyBlock);
1600 				continue;
1601 			}
1602 
1603 			if (extdat.logadr != MS_LB_NOT_USED) {
1604 				if ((extdat.logadr < LogStart) || (LogEnde <= extdat.logadr)) {
1605 					ms_lib_erase_phyblock(us, PhyBlock);
1606 					continue;
1607 				}
1608 
1609 				newblk = ms_libconv_to_physical(info, extdat.logadr);
1610 
1611 				if (newblk != MS_LB_NOT_USED) {
1612 					if (extdat.logadr == 0) {
1613 						ms_lib_set_logicalpair(us, extdat.logadr, PhyBlock);
1614 						if (ms_lib_check_disableblock(us, btBlk1st)) {
1615 							ms_lib_set_logicalpair(us, extdat.logadr, newblk);
1616 							continue;
1617 						}
1618 					}
1619 
1620 					ms_lib_read_extra(us, newblk, 0, &extdat);
1621 					if ((extdat.ovrflg & MS_REG_OVR_UDST) == MS_REG_OVR_UDST_UPDATING) {
1622 						ms_lib_erase_phyblock(us, PhyBlock);
1623 						continue;
1624 					} else {
1625 						ms_lib_erase_phyblock(us, newblk);
1626 					}
1627 				}
1628 
1629 				ms_lib_set_logicalpair(us, extdat.logadr, PhyBlock);
1630 			}
1631 		}
1632 	} /* End for ... */
1633 
1634 	return MS_STATUS_SUCCESS;
1635 }
1636 
1637 
1638 static int ms_scsi_read(struct us_data *us, struct scsi_cmnd *srb)
1639 {
1640 	int result;
1641 	unsigned char *cdb = srb->cmnd;
1642 	struct bulk_cb_wrap *bcb = (struct bulk_cb_wrap *) us->iobuf;
1643 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
1644 
1645 	u32 bn = ((cdb[2] << 24) & 0xff000000) | ((cdb[3] << 16) & 0x00ff0000) |
1646 		((cdb[4] << 8) & 0x0000ff00) | ((cdb[5] << 0) & 0x000000ff);
1647 	u16 blen = ((cdb[7] << 8) & 0xff00) | ((cdb[8] << 0) & 0x00ff);
1648 	u32 blenByte = blen * 0x200;
1649 
1650 	if (bn > info->bl_num)
1651 		return USB_STOR_TRANSPORT_ERROR;
1652 
1653 	if (info->MS_Status.IsMSPro) {
1654 		result = ene_load_bincode(us, MSP_RW_PATTERN);
1655 		if (result != USB_STOR_XFER_GOOD) {
1656 			usb_stor_dbg(us, "Load MPS RW pattern Fail !!\n");
1657 			return USB_STOR_TRANSPORT_ERROR;
1658 		}
1659 
1660 		/* set up the command wrapper */
1661 		memset(bcb, 0, sizeof(struct bulk_cb_wrap));
1662 		bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN);
1663 		bcb->DataTransferLength = blenByte;
1664 		bcb->Flags  = US_BULK_FLAG_IN;
1665 		bcb->CDB[0] = 0xF1;
1666 		bcb->CDB[1] = 0x02;
1667 		bcb->CDB[5] = (unsigned char)(bn);
1668 		bcb->CDB[4] = (unsigned char)(bn>>8);
1669 		bcb->CDB[3] = (unsigned char)(bn>>16);
1670 		bcb->CDB[2] = (unsigned char)(bn>>24);
1671 
1672 		result = ene_send_scsi_cmd(us, FDIR_READ, scsi_sglist(srb), 1);
1673 	} else {
1674 		void *buf;
1675 		int offset = 0;
1676 		u16 phyblk, logblk;
1677 		u8 PageNum;
1678 		u16 len;
1679 		u32 blkno;
1680 
1681 		buf = kmalloc(blenByte, GFP_KERNEL);
1682 		if (buf == NULL)
1683 			return USB_STOR_TRANSPORT_ERROR;
1684 
1685 		result = ene_load_bincode(us, MS_RW_PATTERN);
1686 		if (result != USB_STOR_XFER_GOOD) {
1687 			pr_info("Load MS RW pattern Fail !!\n");
1688 			result = USB_STOR_TRANSPORT_ERROR;
1689 			goto exit;
1690 		}
1691 
1692 		logblk  = (u16)(bn / info->MS_Lib.PagesPerBlock);
1693 		PageNum = (u8)(bn % info->MS_Lib.PagesPerBlock);
1694 
1695 		while (1) {
1696 			if (blen > (info->MS_Lib.PagesPerBlock-PageNum))
1697 				len = info->MS_Lib.PagesPerBlock-PageNum;
1698 			else
1699 				len = blen;
1700 
1701 			phyblk = ms_libconv_to_physical(info, logblk);
1702 			blkno  = phyblk * 0x20 + PageNum;
1703 
1704 			/* set up the command wrapper */
1705 			memset(bcb, 0, sizeof(struct bulk_cb_wrap));
1706 			bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN);
1707 			bcb->DataTransferLength = 0x200 * len;
1708 			bcb->Flags  = US_BULK_FLAG_IN;
1709 			bcb->CDB[0] = 0xF1;
1710 			bcb->CDB[1] = 0x02;
1711 			bcb->CDB[5] = (unsigned char)(blkno);
1712 			bcb->CDB[4] = (unsigned char)(blkno>>8);
1713 			bcb->CDB[3] = (unsigned char)(blkno>>16);
1714 			bcb->CDB[2] = (unsigned char)(blkno>>24);
1715 
1716 			result = ene_send_scsi_cmd(us, FDIR_READ, buf+offset, 0);
1717 			if (result != USB_STOR_XFER_GOOD) {
1718 				pr_info("MS_SCSI_Read --- result = %x\n", result);
1719 				result = USB_STOR_TRANSPORT_ERROR;
1720 				goto exit;
1721 			}
1722 
1723 			blen -= len;
1724 			if (blen <= 0)
1725 				break;
1726 			logblk++;
1727 			PageNum = 0;
1728 			offset += MS_BYTES_PER_PAGE*len;
1729 		}
1730 		usb_stor_set_xfer_buf(buf, blenByte, srb);
1731 exit:
1732 		kfree(buf);
1733 	}
1734 	return result;
1735 }
1736 
1737 static int ms_scsi_write(struct us_data *us, struct scsi_cmnd *srb)
1738 {
1739 	int result;
1740 	struct bulk_cb_wrap *bcb = (struct bulk_cb_wrap *) us->iobuf;
1741 	unsigned char *cdb = srb->cmnd;
1742 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
1743 
1744 	u32 bn = ((cdb[2] << 24) & 0xff000000) |
1745 			((cdb[3] << 16) & 0x00ff0000) |
1746 			((cdb[4] << 8) & 0x0000ff00) |
1747 			((cdb[5] << 0) & 0x000000ff);
1748 	u16 blen = ((cdb[7] << 8) & 0xff00) | ((cdb[8] << 0) & 0x00ff);
1749 	u32 blenByte = blen * 0x200;
1750 
1751 	if (bn > info->bl_num)
1752 		return USB_STOR_TRANSPORT_ERROR;
1753 
1754 	if (info->MS_Status.IsMSPro) {
1755 		result = ene_load_bincode(us, MSP_RW_PATTERN);
1756 		if (result != USB_STOR_XFER_GOOD) {
1757 			pr_info("Load MSP RW pattern Fail !!\n");
1758 			return USB_STOR_TRANSPORT_ERROR;
1759 		}
1760 
1761 		/* set up the command wrapper */
1762 		memset(bcb, 0, sizeof(struct bulk_cb_wrap));
1763 		bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN);
1764 		bcb->DataTransferLength = blenByte;
1765 		bcb->Flags  = 0x00;
1766 		bcb->CDB[0] = 0xF0;
1767 		bcb->CDB[1] = 0x04;
1768 		bcb->CDB[5] = (unsigned char)(bn);
1769 		bcb->CDB[4] = (unsigned char)(bn>>8);
1770 		bcb->CDB[3] = (unsigned char)(bn>>16);
1771 		bcb->CDB[2] = (unsigned char)(bn>>24);
1772 
1773 		result = ene_send_scsi_cmd(us, FDIR_WRITE, scsi_sglist(srb), 1);
1774 	} else {
1775 		void *buf;
1776 		int offset = 0;
1777 		u16 PhyBlockAddr;
1778 		u8 PageNum;
1779 		u16 len, oldphy, newphy;
1780 
1781 		buf = kmalloc(blenByte, GFP_KERNEL);
1782 		if (buf == NULL)
1783 			return USB_STOR_TRANSPORT_ERROR;
1784 		usb_stor_set_xfer_buf(buf, blenByte, srb);
1785 
1786 		result = ene_load_bincode(us, MS_RW_PATTERN);
1787 		if (result != USB_STOR_XFER_GOOD) {
1788 			pr_info("Load MS RW pattern Fail !!\n");
1789 			result = USB_STOR_TRANSPORT_ERROR;
1790 			goto exit;
1791 		}
1792 
1793 		PhyBlockAddr = (u16)(bn / info->MS_Lib.PagesPerBlock);
1794 		PageNum      = (u8)(bn % info->MS_Lib.PagesPerBlock);
1795 
1796 		while (1) {
1797 			if (blen > (info->MS_Lib.PagesPerBlock-PageNum))
1798 				len = info->MS_Lib.PagesPerBlock-PageNum;
1799 			else
1800 				len = blen;
1801 
1802 			oldphy = ms_libconv_to_physical(info, PhyBlockAddr); /* need check us <-> info */
1803 			newphy = ms_libsearch_block_from_logical(us, PhyBlockAddr);
1804 
1805 			result = ms_read_copyblock(us, oldphy, newphy, PhyBlockAddr, PageNum, buf+offset, len);
1806 
1807 			if (result != USB_STOR_XFER_GOOD) {
1808 				pr_info("MS_SCSI_Write --- result = %x\n", result);
1809 				result =  USB_STOR_TRANSPORT_ERROR;
1810 				goto exit;
1811 			}
1812 
1813 			info->MS_Lib.Phy2LogMap[oldphy] = MS_LB_NOT_USED_ERASED;
1814 			ms_lib_force_setlogical_pair(us, PhyBlockAddr, newphy);
1815 
1816 			blen -= len;
1817 			if (blen <= 0)
1818 				break;
1819 			PhyBlockAddr++;
1820 			PageNum = 0;
1821 			offset += MS_BYTES_PER_PAGE*len;
1822 		}
1823 exit:
1824 		kfree(buf);
1825 	}
1826 	return result;
1827 }
1828 
1829 /*
1830  * ENE MS Card
1831  */
1832 
1833 static int ene_get_card_type(struct us_data *us, u16 index, void *buf)
1834 {
1835 	struct bulk_cb_wrap *bcb = (struct bulk_cb_wrap *) us->iobuf;
1836 	int result;
1837 
1838 	memset(bcb, 0, sizeof(struct bulk_cb_wrap));
1839 	bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN);
1840 	bcb->DataTransferLength	= 0x01;
1841 	bcb->Flags			= US_BULK_FLAG_IN;
1842 	bcb->CDB[0]			= 0xED;
1843 	bcb->CDB[2]			= (unsigned char)(index>>8);
1844 	bcb->CDB[3]			= (unsigned char)index;
1845 
1846 	result = ene_send_scsi_cmd(us, FDIR_READ, buf, 0);
1847 	return result;
1848 }
1849 
1850 static int ene_get_card_status(struct us_data *us, u8 *buf)
1851 {
1852 	u16 tmpreg;
1853 	u32 reg4b;
1854 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
1855 
1856 	/*usb_stor_dbg(us, "transport --- ENE_ReadSDReg\n");*/
1857 	reg4b = *(u32 *)&buf[0x18];
1858 	info->SD_READ_BL_LEN = (u8)((reg4b >> 8) & 0x0f);
1859 
1860 	tmpreg = (u16) reg4b;
1861 	reg4b = *(u32 *)(&buf[0x14]);
1862 	if (info->SD_Status.HiCapacity && !info->SD_Status.IsMMC)
1863 		info->HC_C_SIZE = (reg4b >> 8) & 0x3fffff;
1864 
1865 	info->SD_C_SIZE = ((tmpreg & 0x03) << 10) | (u16)(reg4b >> 22);
1866 	info->SD_C_SIZE_MULT = (u8)(reg4b >> 7)  & 0x07;
1867 	if (info->SD_Status.HiCapacity && info->SD_Status.IsMMC)
1868 		info->HC_C_SIZE = *(u32 *)(&buf[0x100]);
1869 
1870 	if (info->SD_READ_BL_LEN > SD_BLOCK_LEN) {
1871 		info->SD_Block_Mult = 1 << (info->SD_READ_BL_LEN-SD_BLOCK_LEN);
1872 		info->SD_READ_BL_LEN = SD_BLOCK_LEN;
1873 	} else {
1874 		info->SD_Block_Mult = 1;
1875 	}
1876 
1877 	return USB_STOR_TRANSPORT_GOOD;
1878 }
1879 
1880 static int ene_load_bincode(struct us_data *us, unsigned char flag)
1881 {
1882 	int err;
1883 	char *fw_name = NULL;
1884 	unsigned char *buf = NULL;
1885 	const struct firmware *sd_fw = NULL;
1886 	int result = USB_STOR_TRANSPORT_ERROR;
1887 	struct bulk_cb_wrap *bcb = (struct bulk_cb_wrap *) us->iobuf;
1888 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
1889 
1890 	if (info->BIN_FLAG == flag)
1891 		return USB_STOR_TRANSPORT_GOOD;
1892 
1893 	switch (flag) {
1894 	/* For SD */
1895 	case SD_INIT1_PATTERN:
1896 		usb_stor_dbg(us, "SD_INIT1_PATTERN\n");
1897 		fw_name = SD_INIT1_FIRMWARE;
1898 		break;
1899 	case SD_INIT2_PATTERN:
1900 		usb_stor_dbg(us, "SD_INIT2_PATTERN\n");
1901 		fw_name = SD_INIT2_FIRMWARE;
1902 		break;
1903 	case SD_RW_PATTERN:
1904 		usb_stor_dbg(us, "SD_RW_PATTERN\n");
1905 		fw_name = SD_RW_FIRMWARE;
1906 		break;
1907 	/* For MS */
1908 	case MS_INIT_PATTERN:
1909 		usb_stor_dbg(us, "MS_INIT_PATTERN\n");
1910 		fw_name = MS_INIT_FIRMWARE;
1911 		break;
1912 	case MSP_RW_PATTERN:
1913 		usb_stor_dbg(us, "MSP_RW_PATTERN\n");
1914 		fw_name = MSP_RW_FIRMWARE;
1915 		break;
1916 	case MS_RW_PATTERN:
1917 		usb_stor_dbg(us, "MS_RW_PATTERN\n");
1918 		fw_name = MS_RW_FIRMWARE;
1919 		break;
1920 	default:
1921 		usb_stor_dbg(us, "----------- Unknown PATTERN ----------\n");
1922 		goto nofw;
1923 	}
1924 
1925 	err = request_firmware(&sd_fw, fw_name, &us->pusb_dev->dev);
1926 	if (err) {
1927 		usb_stor_dbg(us, "load firmware %s failed\n", fw_name);
1928 		goto nofw;
1929 	}
1930 	buf = kmemdup(sd_fw->data, sd_fw->size, GFP_KERNEL);
1931 	if (buf == NULL)
1932 		goto nofw;
1933 
1934 	memset(bcb, 0, sizeof(struct bulk_cb_wrap));
1935 	bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN);
1936 	bcb->DataTransferLength = sd_fw->size;
1937 	bcb->Flags = 0x00;
1938 	bcb->CDB[0] = 0xEF;
1939 
1940 	result = ene_send_scsi_cmd(us, FDIR_WRITE, buf, 0);
1941 	if (us->srb != NULL)
1942 		scsi_set_resid(us->srb, 0);
1943 	info->BIN_FLAG = flag;
1944 	kfree(buf);
1945 
1946 nofw:
1947 	release_firmware(sd_fw);
1948 	return result;
1949 }
1950 
1951 static int ms_card_init(struct us_data *us)
1952 {
1953 	u32 result;
1954 	u16 TmpBlock;
1955 	unsigned char *PageBuffer0 = NULL, *PageBuffer1 = NULL;
1956 	struct ms_lib_type_extdat extdat;
1957 	u16 btBlk1st, btBlk2nd;
1958 	u32 btBlk1stErred;
1959 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
1960 
1961 	printk(KERN_INFO "MS_CardInit start\n");
1962 
1963 	ms_lib_free_allocatedarea(us); /* Clean buffer and set struct us_data flag to 0 */
1964 
1965 	/* get two PageBuffer */
1966 	PageBuffer0 = kmalloc(MS_BYTES_PER_PAGE, GFP_KERNEL);
1967 	PageBuffer1 = kmalloc(MS_BYTES_PER_PAGE, GFP_KERNEL);
1968 	if ((PageBuffer0 == NULL) || (PageBuffer1 == NULL)) {
1969 		result = MS_NO_MEMORY_ERROR;
1970 		goto exit;
1971 	}
1972 
1973 	btBlk1st = btBlk2nd = MS_LB_NOT_USED;
1974 	btBlk1stErred = 0;
1975 
1976 	for (TmpBlock = 0; TmpBlock < MS_MAX_INITIAL_ERROR_BLOCKS+2; TmpBlock++) {
1977 
1978 		switch (ms_read_readpage(us, TmpBlock, 0, (u32 *)PageBuffer0, &extdat)) {
1979 		case MS_STATUS_SUCCESS:
1980 			break;
1981 		case MS_STATUS_INT_ERROR:
1982 			break;
1983 		case MS_STATUS_ERROR:
1984 		default:
1985 			continue;
1986 		}
1987 
1988 		if ((extdat.ovrflg & MS_REG_OVR_BKST) == MS_REG_OVR_BKST_NG)
1989 			continue;
1990 
1991 		if (((extdat.mngflg & MS_REG_MNG_SYSFLG) == MS_REG_MNG_SYSFLG_USER) ||
1992 			(be16_to_cpu(((struct ms_bootblock_page0 *)PageBuffer0)->header.wBlockID) != MS_BOOT_BLOCK_ID) ||
1993 			(be16_to_cpu(((struct ms_bootblock_page0 *)PageBuffer0)->header.wFormatVersion) != MS_BOOT_BLOCK_FORMAT_VERSION) ||
1994 			(((struct ms_bootblock_page0 *)PageBuffer0)->header.bNumberOfDataEntry != MS_BOOT_BLOCK_DATA_ENTRIES))
1995 				continue;
1996 
1997 		if (btBlk1st != MS_LB_NOT_USED) {
1998 			btBlk2nd = TmpBlock;
1999 			break;
2000 		}
2001 
2002 		btBlk1st = TmpBlock;
2003 		memcpy(PageBuffer1, PageBuffer0, MS_BYTES_PER_PAGE);
2004 		if (extdat.status1 & (MS_REG_ST1_DTER | MS_REG_ST1_EXER | MS_REG_ST1_FGER))
2005 			btBlk1stErred = 1;
2006 	}
2007 
2008 	if (btBlk1st == MS_LB_NOT_USED) {
2009 		result = MS_STATUS_ERROR;
2010 		goto exit;
2011 	}
2012 
2013 	/* write protect */
2014 	if ((extdat.status0 & MS_REG_ST0_WP) == MS_REG_ST0_WP_ON)
2015 		ms_lib_ctrl_set(info, MS_LIB_CTRL_WRPROTECT);
2016 
2017 	result = MS_STATUS_ERROR;
2018 	/* 1st Boot Block */
2019 	if (btBlk1stErred == 0)
2020 		result = ms_lib_process_bootblock(us, btBlk1st, PageBuffer1);
2021 		/* 1st */
2022 	/* 2nd Boot Block */
2023 	if (result && (btBlk2nd != MS_LB_NOT_USED))
2024 		result = ms_lib_process_bootblock(us, btBlk2nd, PageBuffer0);
2025 
2026 	if (result) {
2027 		result = MS_STATUS_ERROR;
2028 		goto exit;
2029 	}
2030 
2031 	for (TmpBlock = 0; TmpBlock < btBlk1st; TmpBlock++)
2032 		info->MS_Lib.Phy2LogMap[TmpBlock] = MS_LB_INITIAL_ERROR;
2033 
2034 	info->MS_Lib.Phy2LogMap[btBlk1st] = MS_LB_BOOT_BLOCK;
2035 
2036 	if (btBlk2nd != MS_LB_NOT_USED) {
2037 		for (TmpBlock = btBlk1st + 1; TmpBlock < btBlk2nd; TmpBlock++)
2038 			info->MS_Lib.Phy2LogMap[TmpBlock] = MS_LB_INITIAL_ERROR;
2039 
2040 		info->MS_Lib.Phy2LogMap[btBlk2nd] = MS_LB_BOOT_BLOCK;
2041 	}
2042 
2043 	result = ms_lib_scan_logicalblocknumber(us, btBlk1st);
2044 	if (result)
2045 		goto exit;
2046 
2047 	for (TmpBlock = MS_PHYSICAL_BLOCKS_PER_SEGMENT;
2048 		TmpBlock < info->MS_Lib.NumberOfPhyBlock;
2049 		TmpBlock += MS_PHYSICAL_BLOCKS_PER_SEGMENT) {
2050 		if (ms_count_freeblock(us, TmpBlock) == 0) {
2051 			ms_lib_ctrl_set(info, MS_LIB_CTRL_WRPROTECT);
2052 			break;
2053 		}
2054 	}
2055 
2056 	/* write */
2057 	if (ms_lib_alloc_writebuf(us)) {
2058 		result = MS_NO_MEMORY_ERROR;
2059 		goto exit;
2060 	}
2061 
2062 	result = MS_STATUS_SUCCESS;
2063 
2064 exit:
2065 	kfree(PageBuffer1);
2066 	kfree(PageBuffer0);
2067 
2068 	printk(KERN_INFO "MS_CardInit end\n");
2069 	return result;
2070 }
2071 
2072 static int ene_ms_init(struct us_data *us)
2073 {
2074 	struct bulk_cb_wrap *bcb = (struct bulk_cb_wrap *) us->iobuf;
2075 	int result;
2076 	u16 MSP_BlockSize, MSP_UserAreaBlocks;
2077 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
2078 	u8 *bbuf = info->bbuf;
2079 
2080 	printk(KERN_INFO "transport --- ENE_MSInit\n");
2081 
2082 	/* the same part to test ENE */
2083 
2084 	result = ene_load_bincode(us, MS_INIT_PATTERN);
2085 	if (result != USB_STOR_XFER_GOOD) {
2086 		printk(KERN_ERR "Load MS Init Code Fail !!\n");
2087 		return USB_STOR_TRANSPORT_ERROR;
2088 	}
2089 
2090 	memset(bcb, 0, sizeof(struct bulk_cb_wrap));
2091 	bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN);
2092 	bcb->DataTransferLength = 0x200;
2093 	bcb->Flags      = US_BULK_FLAG_IN;
2094 	bcb->CDB[0]     = 0xF1;
2095 	bcb->CDB[1]     = 0x01;
2096 
2097 	result = ene_send_scsi_cmd(us, FDIR_READ, bbuf, 0);
2098 	if (result != USB_STOR_XFER_GOOD) {
2099 		printk(KERN_ERR "Execution MS Init Code Fail !!\n");
2100 		return USB_STOR_TRANSPORT_ERROR;
2101 	}
2102 	/* the same part to test ENE */
2103 	info->MS_Status = *(struct MS_STATUS *) bbuf;
2104 
2105 	if (info->MS_Status.Insert && info->MS_Status.Ready) {
2106 		printk(KERN_INFO "Insert     = %x\n", info->MS_Status.Insert);
2107 		printk(KERN_INFO "Ready      = %x\n", info->MS_Status.Ready);
2108 		printk(KERN_INFO "IsMSPro    = %x\n", info->MS_Status.IsMSPro);
2109 		printk(KERN_INFO "IsMSPHG    = %x\n", info->MS_Status.IsMSPHG);
2110 		printk(KERN_INFO "WtP= %x\n", info->MS_Status.WtP);
2111 		if (info->MS_Status.IsMSPro) {
2112 			MSP_BlockSize      = (bbuf[6] << 8) | bbuf[7];
2113 			MSP_UserAreaBlocks = (bbuf[10] << 8) | bbuf[11];
2114 			info->MSP_TotalBlock = MSP_BlockSize * MSP_UserAreaBlocks;
2115 		} else {
2116 			ms_card_init(us); /* Card is MS (to ms.c)*/
2117 		}
2118 		usb_stor_dbg(us, "MS Init Code OK !!\n");
2119 	} else {
2120 		usb_stor_dbg(us, "MS Card Not Ready --- %x\n", bbuf[0]);
2121 		return USB_STOR_TRANSPORT_ERROR;
2122 	}
2123 
2124 	return USB_STOR_TRANSPORT_GOOD;
2125 }
2126 
2127 static int ene_sd_init(struct us_data *us)
2128 {
2129 	int result;
2130 	struct bulk_cb_wrap *bcb = (struct bulk_cb_wrap *) us->iobuf;
2131 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
2132 	u8 *bbuf = info->bbuf;
2133 
2134 	usb_stor_dbg(us, "transport --- ENE_SDInit\n");
2135 	/* SD Init Part-1 */
2136 	result = ene_load_bincode(us, SD_INIT1_PATTERN);
2137 	if (result != USB_STOR_XFER_GOOD) {
2138 		usb_stor_dbg(us, "Load SD Init Code Part-1 Fail !!\n");
2139 		return USB_STOR_TRANSPORT_ERROR;
2140 	}
2141 
2142 	memset(bcb, 0, sizeof(struct bulk_cb_wrap));
2143 	bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN);
2144 	bcb->Flags = US_BULK_FLAG_IN;
2145 	bcb->CDB[0] = 0xF2;
2146 
2147 	result = ene_send_scsi_cmd(us, FDIR_READ, NULL, 0);
2148 	if (result != USB_STOR_XFER_GOOD) {
2149 		usb_stor_dbg(us, "Execution SD Init Code Fail !!\n");
2150 		return USB_STOR_TRANSPORT_ERROR;
2151 	}
2152 
2153 	/* SD Init Part-2 */
2154 	result = ene_load_bincode(us, SD_INIT2_PATTERN);
2155 	if (result != USB_STOR_XFER_GOOD) {
2156 		usb_stor_dbg(us, "Load SD Init Code Part-2 Fail !!\n");
2157 		return USB_STOR_TRANSPORT_ERROR;
2158 	}
2159 
2160 	memset(bcb, 0, sizeof(struct bulk_cb_wrap));
2161 	bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN);
2162 	bcb->DataTransferLength = 0x200;
2163 	bcb->Flags              = US_BULK_FLAG_IN;
2164 	bcb->CDB[0]             = 0xF1;
2165 
2166 	result = ene_send_scsi_cmd(us, FDIR_READ, bbuf, 0);
2167 	if (result != USB_STOR_XFER_GOOD) {
2168 		usb_stor_dbg(us, "Execution SD Init Code Fail !!\n");
2169 		return USB_STOR_TRANSPORT_ERROR;
2170 	}
2171 
2172 	info->SD_Status =  *(struct SD_STATUS *) bbuf;
2173 	if (info->SD_Status.Insert && info->SD_Status.Ready) {
2174 		struct SD_STATUS *s = &info->SD_Status;
2175 
2176 		ene_get_card_status(us, bbuf);
2177 		usb_stor_dbg(us, "Insert     = %x\n", s->Insert);
2178 		usb_stor_dbg(us, "Ready      = %x\n", s->Ready);
2179 		usb_stor_dbg(us, "IsMMC      = %x\n", s->IsMMC);
2180 		usb_stor_dbg(us, "HiCapacity = %x\n", s->HiCapacity);
2181 		usb_stor_dbg(us, "HiSpeed    = %x\n", s->HiSpeed);
2182 		usb_stor_dbg(us, "WtP        = %x\n", s->WtP);
2183 	} else {
2184 		usb_stor_dbg(us, "SD Card Not Ready --- %x\n", bbuf[0]);
2185 		return USB_STOR_TRANSPORT_ERROR;
2186 	}
2187 	return USB_STOR_TRANSPORT_GOOD;
2188 }
2189 
2190 
2191 static int ene_init(struct us_data *us)
2192 {
2193 	int result;
2194 	u8  misc_reg03;
2195 	struct ene_ub6250_info *info = (struct ene_ub6250_info *)(us->extra);
2196 	u8 *bbuf = info->bbuf;
2197 
2198 	result = ene_get_card_type(us, REG_CARD_STATUS, bbuf);
2199 	if (result != USB_STOR_XFER_GOOD)
2200 		return USB_STOR_TRANSPORT_ERROR;
2201 
2202 	misc_reg03 = bbuf[0];
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 	switch (srb->cmnd[0]) {
2227 	case TEST_UNIT_READY:
2228 		result = sd_scsi_test_unit_ready(us, srb);
2229 		break; /* 0x00 */
2230 	case REQUEST_SENSE:
2231 		result = do_scsi_request_sense(us, srb);
2232 		break; /* 0x03 */
2233 	case INQUIRY:
2234 		result = do_scsi_inquiry(us, srb);
2235 		break; /* 0x12 */
2236 	case MODE_SENSE:
2237 		result = sd_scsi_mode_sense(us, srb);
2238 		break; /* 0x1A */
2239 	/*
2240 	case START_STOP:
2241 		result = SD_SCSI_Start_Stop(us, srb);
2242 		break; //0x1B
2243 	*/
2244 	case READ_CAPACITY:
2245 		result = sd_scsi_read_capacity(us, srb);
2246 		break; /* 0x25 */
2247 	case READ_10:
2248 		result = sd_scsi_read(us, srb);
2249 		break; /* 0x28 */
2250 	case WRITE_10:
2251 		result = sd_scsi_write(us, srb);
2252 		break; /* 0x2A */
2253 	default:
2254 		info->SrbStatus = SS_ILLEGAL_REQUEST;
2255 		result = USB_STOR_TRANSPORT_FAILED;
2256 		break;
2257 	}
2258 	if (result == USB_STOR_TRANSPORT_GOOD)
2259 		info->SrbStatus = SS_SUCCESS;
2260 	return result;
2261 }
2262 
2263 /*
2264  * ms_scsi_irp()
2265  */
2266 static int ms_scsi_irp(struct us_data *us, struct scsi_cmnd *srb)
2267 {
2268 	int result;
2269 	struct ene_ub6250_info *info = (struct ene_ub6250_info *)us->extra;
2270 
2271 	switch (srb->cmnd[0]) {
2272 	case TEST_UNIT_READY:
2273 		result = ms_scsi_test_unit_ready(us, srb);
2274 		break; /* 0x00 */
2275 	case REQUEST_SENSE:
2276 		result = do_scsi_request_sense(us, srb);
2277 		break; /* 0x03 */
2278 	case INQUIRY:
2279 		result = do_scsi_inquiry(us, srb);
2280 		break; /* 0x12 */
2281 	case MODE_SENSE:
2282 		result = ms_scsi_mode_sense(us, srb);
2283 		break; /* 0x1A */
2284 	case READ_CAPACITY:
2285 		result = ms_scsi_read_capacity(us, srb);
2286 		break; /* 0x25 */
2287 	case READ_10:
2288 		result = ms_scsi_read(us, srb);
2289 		break; /* 0x28 */
2290 	case WRITE_10:
2291 		result = ms_scsi_write(us, srb);
2292 		break;  /* 0x2A */
2293 	default:
2294 		info->SrbStatus = SS_ILLEGAL_REQUEST;
2295 		result = USB_STOR_TRANSPORT_FAILED;
2296 		break;
2297 	}
2298 	if (result == USB_STOR_TRANSPORT_GOOD)
2299 		info->SrbStatus = SS_SUCCESS;
2300 	return result;
2301 }
2302 
2303 static int ene_transport(struct scsi_cmnd *srb, struct us_data *us)
2304 {
2305 	int result = USB_STOR_XFER_GOOD;
2306 	struct ene_ub6250_info *info = (struct ene_ub6250_info *)(us->extra);
2307 
2308 	/*US_DEBUG(usb_stor_show_command(us, srb)); */
2309 	scsi_set_resid(srb, 0);
2310 	if (unlikely(!(info->SD_Status.Ready || info->MS_Status.Ready)))
2311 		result = ene_init(us);
2312 	if (result == USB_STOR_XFER_GOOD) {
2313 		result = USB_STOR_TRANSPORT_ERROR;
2314 		if (info->SD_Status.Ready)
2315 			result = sd_scsi_irp(us, srb);
2316 
2317 		if (info->MS_Status.Ready)
2318 			result = ms_scsi_irp(us, srb);
2319 	}
2320 	return result;
2321 }
2322 
2323 static struct scsi_host_template ene_ub6250_host_template;
2324 
2325 static int ene_ub6250_probe(struct usb_interface *intf,
2326 			 const struct usb_device_id *id)
2327 {
2328 	int result;
2329 	u8  misc_reg03;
2330 	struct us_data *us;
2331 	struct ene_ub6250_info *info;
2332 
2333 	result = usb_stor_probe1(&us, intf, id,
2334 		   (id - ene_ub6250_usb_ids) + ene_ub6250_unusual_dev_list,
2335 		   &ene_ub6250_host_template);
2336 	if (result)
2337 		return result;
2338 
2339 	/* FIXME: where should the code alloc extra buf ? */
2340 	us->extra = kzalloc(sizeof(struct ene_ub6250_info), GFP_KERNEL);
2341 	if (!us->extra)
2342 		return -ENOMEM;
2343 	us->extra_destructor = ene_ub6250_info_destructor;
2344 
2345 	info = (struct ene_ub6250_info *)(us->extra);
2346 	info->bbuf = kmalloc(512, GFP_KERNEL);
2347 	if (!info->bbuf) {
2348 		kfree(us->extra);
2349 		return -ENOMEM;
2350 	}
2351 
2352 	us->transport_name = "ene_ub6250";
2353 	us->transport = ene_transport;
2354 	us->max_lun = 0;
2355 
2356 	result = usb_stor_probe2(us);
2357 	if (result)
2358 		return result;
2359 
2360 	/* probe card type */
2361 	result = ene_get_card_type(us, REG_CARD_STATUS, info->bbuf);
2362 	if (result != USB_STOR_XFER_GOOD) {
2363 		usb_stor_disconnect(intf);
2364 		return USB_STOR_TRANSPORT_ERROR;
2365 	}
2366 
2367 	misc_reg03 = info->bbuf[0];
2368 	if (!(misc_reg03 & 0x01)) {
2369 		pr_info("ums_eneub6250: This driver only supports SD/MS cards. "
2370 			"It does not support SM cards.\n");
2371 	}
2372 
2373 	return result;
2374 }
2375 
2376 
2377 #ifdef CONFIG_PM
2378 
2379 static int ene_ub6250_resume(struct usb_interface *iface)
2380 {
2381 	u8 tmp = 0;
2382 	struct us_data *us = usb_get_intfdata(iface);
2383 	struct ene_ub6250_info *info = (struct ene_ub6250_info *)(us->extra);
2384 
2385 	mutex_lock(&us->dev_mutex);
2386 
2387 	if (us->suspend_resume_hook)
2388 		(us->suspend_resume_hook)(us, US_RESUME);
2389 
2390 	mutex_unlock(&us->dev_mutex);
2391 
2392 	info->Power_IsResum = true;
2393 	/*info->SD_Status.Ready = 0; */
2394 	info->SD_Status = *(struct SD_STATUS *)&tmp;
2395 	info->MS_Status = *(struct MS_STATUS *)&tmp;
2396 	info->SM_Status = *(struct SM_STATUS *)&tmp;
2397 
2398 	return 0;
2399 }
2400 
2401 static int ene_ub6250_reset_resume(struct usb_interface *iface)
2402 {
2403 	u8 tmp = 0;
2404 	struct us_data *us = usb_get_intfdata(iface);
2405 	struct ene_ub6250_info *info = (struct ene_ub6250_info *)(us->extra);
2406 
2407 	/* Report the reset to the SCSI core */
2408 	usb_stor_reset_resume(iface);
2409 
2410 	/*
2411 	 * FIXME: Notify the subdrivers that they need to reinitialize
2412 	 * the device
2413 	 */
2414 	info->Power_IsResum = true;
2415 	/*info->SD_Status.Ready = 0; */
2416 	info->SD_Status = *(struct SD_STATUS *)&tmp;
2417 	info->MS_Status = *(struct MS_STATUS *)&tmp;
2418 	info->SM_Status = *(struct SM_STATUS *)&tmp;
2419 
2420 	return 0;
2421 }
2422 
2423 #else
2424 
2425 #define ene_ub6250_resume		NULL
2426 #define ene_ub6250_reset_resume		NULL
2427 
2428 #endif
2429 
2430 static struct usb_driver ene_ub6250_driver = {
2431 	.name =		DRV_NAME,
2432 	.probe =	ene_ub6250_probe,
2433 	.disconnect =	usb_stor_disconnect,
2434 	.suspend =	usb_stor_suspend,
2435 	.resume =	ene_ub6250_resume,
2436 	.reset_resume =	ene_ub6250_reset_resume,
2437 	.pre_reset =	usb_stor_pre_reset,
2438 	.post_reset =	usb_stor_post_reset,
2439 	.id_table =	ene_ub6250_usb_ids,
2440 	.soft_unbind =	1,
2441 	.no_dynamic_id = 1,
2442 };
2443 
2444 module_usb_stor_driver(ene_ub6250_driver, ene_ub6250_host_template, DRV_NAME);
2445