xref: /openbmc/linux/drivers/usb/storage/ene_ub6250.c (revision 6d99a79c)
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_FIRMWARE(SD_INIT1_FIRMWARE);
30 MODULE_FIRMWARE(SD_INIT2_FIRMWARE);
31 MODULE_FIRMWARE(SD_RW_FIRMWARE);
32 MODULE_FIRMWARE(MS_INIT_FIRMWARE);
33 MODULE_FIRMWARE(MSP_RW_FIRMWARE);
34 MODULE_FIRMWARE(MS_RW_FIRMWARE);
35 
36 /*
37  * The table of devices
38  */
39 #define UNUSUAL_DEV(id_vendor, id_product, bcdDeviceMin, bcdDeviceMax, \
40 		    vendorName, productName, useProtocol, useTransport, \
41 		    initFunction, flags) \
42 { USB_DEVICE_VER(id_vendor, id_product, bcdDeviceMin, bcdDeviceMax), \
43 	.driver_info = (flags)}
44 
45 static struct usb_device_id ene_ub6250_usb_ids[] = {
46 #	include "unusual_ene_ub6250.h"
47 	{ }		/* Terminating entry */
48 };
49 MODULE_DEVICE_TABLE(usb, ene_ub6250_usb_ids);
50 
51 #undef UNUSUAL_DEV
52 
53 /*
54  * The flags table
55  */
56 #define UNUSUAL_DEV(idVendor, idProduct, bcdDeviceMin, bcdDeviceMax, \
57 		    vendor_name, product_name, use_protocol, use_transport, \
58 		    init_function, Flags) \
59 { \
60 	.vendorName = vendor_name,	\
61 	.productName = product_name,	\
62 	.useProtocol = use_protocol,	\
63 	.useTransport = use_transport,	\
64 	.initFunction = init_function,	\
65 }
66 
67 static struct us_unusual_dev ene_ub6250_unusual_dev_list[] = {
68 #	include "unusual_ene_ub6250.h"
69 	{ }		/* Terminating entry */
70 };
71 
72 #undef UNUSUAL_DEV
73 
74 
75 
76 /* ENE bin code len */
77 #define ENE_BIN_CODE_LEN    0x800
78 /* EnE HW Register */
79 #define REG_CARD_STATUS     0xFF83
80 #define REG_HW_TRAP1        0xFF89
81 
82 /* SRB Status */
83 #define SS_SUCCESS		0x000000	/* No Sense */
84 #define SS_NOT_READY		0x023A00	/* Medium not present */
85 #define SS_MEDIUM_ERR		0x031100	/* Unrecovered read error */
86 #define SS_HW_ERR		0x040800	/* Communication failure */
87 #define SS_ILLEGAL_REQUEST	0x052000	/* Invalid command */
88 #define SS_UNIT_ATTENTION	0x062900	/* Reset occurred */
89 
90 /* ENE Load FW Pattern */
91 #define SD_INIT1_PATTERN   1
92 #define SD_INIT2_PATTERN   2
93 #define SD_RW_PATTERN      3
94 #define MS_INIT_PATTERN    4
95 #define MSP_RW_PATTERN     5
96 #define MS_RW_PATTERN      6
97 #define SM_INIT_PATTERN    7
98 #define SM_RW_PATTERN      8
99 
100 #define FDIR_WRITE         0
101 #define FDIR_READ          1
102 
103 /* For MS Card */
104 
105 /* Status Register 1 */
106 #define MS_REG_ST1_MB           0x80    /* media busy */
107 #define MS_REG_ST1_FB1          0x40    /* flush busy 1 */
108 #define MS_REG_ST1_DTER         0x20    /* error on data(corrected) */
109 #define MS_REG_ST1_UCDT         0x10    /* unable to correct data */
110 #define MS_REG_ST1_EXER         0x08    /* error on extra(corrected) */
111 #define MS_REG_ST1_UCEX         0x04    /* unable to correct extra */
112 #define MS_REG_ST1_FGER         0x02    /* error on overwrite flag(corrected) */
113 #define MS_REG_ST1_UCFG         0x01    /* unable to correct overwrite flag */
114 #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)
115 
116 /* Overwrite Area */
117 #define MS_REG_OVR_BKST		0x80            /* block status */
118 #define MS_REG_OVR_BKST_OK	MS_REG_OVR_BKST     /* OK */
119 #define MS_REG_OVR_BKST_NG	0x00            /* NG */
120 #define MS_REG_OVR_PGST0	0x40            /* page status */
121 #define MS_REG_OVR_PGST1	0x20
122 #define MS_REG_OVR_PGST_MASK	(MS_REG_OVR_PGST0 | MS_REG_OVR_PGST1)
123 #define MS_REG_OVR_PGST_OK	(MS_REG_OVR_PGST0 | MS_REG_OVR_PGST1) /* OK */
124 #define MS_REG_OVR_PGST_NG	MS_REG_OVR_PGST1                      /* NG */
125 #define MS_REG_OVR_PGST_DATA_ERROR	0x00        /* data error */
126 #define MS_REG_OVR_UDST			0x10        /* update status */
127 #define MS_REG_OVR_UDST_UPDATING	0x00        /* updating */
128 #define MS_REG_OVR_UDST_NO_UPDATE	MS_REG_OVR_UDST
129 #define MS_REG_OVR_RESERVED	0x08
130 #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)
131 
132 /* Management Flag */
133 #define MS_REG_MNG_SCMS0	0x20    /* serial copy management system */
134 #define MS_REG_MNG_SCMS1	0x10
135 #define MS_REG_MNG_SCMS_MASK		(MS_REG_MNG_SCMS0 | MS_REG_MNG_SCMS1)
136 #define MS_REG_MNG_SCMS_COPY_OK		(MS_REG_MNG_SCMS0 | MS_REG_MNG_SCMS1)
137 #define MS_REG_MNG_SCMS_ONE_COPY	MS_REG_MNG_SCMS1
138 #define MS_REG_MNG_SCMS_NO_COPY	0x00
139 #define MS_REG_MNG_ATFLG	0x08    /* address transfer table flag */
140 #define MS_REG_MNG_ATFLG_OTHER	MS_REG_MNG_ATFLG    /* other */
141 #define MS_REG_MNG_ATFLG_ATTBL	0x00	/* address transfer table */
142 #define MS_REG_MNG_SYSFLG	0x04	/* system flag */
143 #define MS_REG_MNG_SYSFLG_USER	MS_REG_MNG_SYSFLG   /* user block */
144 #define MS_REG_MNG_SYSFLG_BOOT	0x00	/* system block */
145 #define MS_REG_MNG_RESERVED	0xc3
146 #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)
147 
148 
149 #define MS_MAX_PAGES_PER_BLOCK		32
150 #define MS_MAX_INITIAL_ERROR_BLOCKS 	10
151 #define MS_LIB_BITS_PER_BYTE		8
152 
153 #define MS_SYSINF_FORMAT_FAT		1
154 #define MS_SYSINF_USAGE_GENERAL		0
155 
156 #define MS_SYSINF_MSCLASS_TYPE_1	1
157 #define MS_SYSINF_PAGE_SIZE		MS_BYTES_PER_PAGE /* fixed */
158 
159 #define MS_SYSINF_CARDTYPE_RDONLY	1
160 #define MS_SYSINF_CARDTYPE_RDWR		2
161 #define MS_SYSINF_CARDTYPE_HYBRID	3
162 #define MS_SYSINF_SECURITY		0x01
163 #define MS_SYSINF_SECURITY_NO_SUPPORT	MS_SYSINF_SECURITY
164 #define MS_SYSINF_SECURITY_SUPPORT	0
165 
166 #define MS_SYSINF_RESERVED1		1
167 #define MS_SYSINF_RESERVED2		1
168 
169 #define MS_SYSENT_TYPE_INVALID_BLOCK	0x01
170 #define MS_SYSENT_TYPE_CIS_IDI		0x0a    /* CIS/IDI */
171 
172 #define SIZE_OF_KIRO		1024
173 #define BYTE_MASK		0xff
174 
175 /* ms error code */
176 #define MS_STATUS_WRITE_PROTECT	0x0106
177 #define MS_STATUS_SUCCESS	0x0000
178 #define MS_ERROR_FLASH_READ	0x8003
179 #define MS_ERROR_FLASH_ERASE	0x8005
180 #define MS_LB_ERROR		0xfff0
181 #define MS_LB_BOOT_BLOCK	0xfff1
182 #define MS_LB_INITIAL_ERROR	0xfff2
183 #define MS_STATUS_SUCCESS_WITH_ECC 0xfff3
184 #define MS_LB_ACQUIRED_ERROR	0xfff4
185 #define MS_LB_NOT_USED_ERASED	0xfff5
186 #define MS_NOCARD_ERROR		0xfff8
187 #define MS_NO_MEMORY_ERROR	0xfff9
188 #define MS_STATUS_INT_ERROR	0xfffa
189 #define MS_STATUS_ERROR		0xfffe
190 #define MS_LB_NOT_USED		0xffff
191 
192 #define MS_REG_MNG_SYSFLG	0x04    /* system flag */
193 #define MS_REG_MNG_SYSFLG_USER	MS_REG_MNG_SYSFLG   /* user block */
194 
195 #define MS_BOOT_BLOCK_ID                        0x0001
196 #define MS_BOOT_BLOCK_FORMAT_VERSION            0x0100
197 #define MS_BOOT_BLOCK_DATA_ENTRIES              2
198 
199 #define MS_NUMBER_OF_SYSTEM_ENTRY       	4
200 #define MS_NUMBER_OF_BOOT_BLOCK			2
201 #define MS_BYTES_PER_PAGE			512
202 #define MS_LOGICAL_BLOCKS_PER_SEGMENT		496
203 #define MS_LOGICAL_BLOCKS_IN_1ST_SEGMENT        494
204 
205 #define MS_PHYSICAL_BLOCKS_PER_SEGMENT		0x200 /* 512 */
206 #define MS_PHYSICAL_BLOCKS_PER_SEGMENT_MASK     0x1ff
207 
208 /* overwrite area */
209 #define MS_REG_OVR_BKST		0x80		/* block status */
210 #define MS_REG_OVR_BKST_OK	MS_REG_OVR_BKST	/* OK */
211 #define MS_REG_OVR_BKST_NG	0x00            /* NG */
212 
213 /* Status Register 1 */
214 #define MS_REG_ST1_DTER		0x20	/* error on data(corrected) */
215 #define MS_REG_ST1_EXER		0x08	/* error on extra(corrected) */
216 #define MS_REG_ST1_FGER		0x02	/* error on overwrite flag(corrected) */
217 
218 /* MemoryStick Register */
219 /* Status Register 0 */
220 #define MS_REG_ST0_WP		0x01	/* write protected */
221 #define MS_REG_ST0_WP_ON	MS_REG_ST0_WP
222 
223 #define MS_LIB_CTRL_RDONLY      0
224 #define MS_LIB_CTRL_WRPROTECT   1
225 
226 /*dphy->log table */
227 #define ms_libconv_to_logical(pdx, PhyBlock) (((PhyBlock) >= (pdx)->MS_Lib.NumberOfPhyBlock) ? MS_STATUS_ERROR : (pdx)->MS_Lib.Phy2LogMap[PhyBlock])
228 #define ms_libconv_to_physical(pdx, LogBlock) (((LogBlock) >= (pdx)->MS_Lib.NumberOfLogBlock) ? MS_STATUS_ERROR : (pdx)->MS_Lib.Log2PhyMap[LogBlock])
229 
230 #define ms_lib_ctrl_set(pdx, Flag)	((pdx)->MS_Lib.flags |= (1 << (Flag)))
231 #define ms_lib_ctrl_reset(pdx, Flag)	((pdx)->MS_Lib.flags &= ~(1 << (Flag)))
232 #define ms_lib_ctrl_check(pdx, Flag)	((pdx)->MS_Lib.flags & (1 << (Flag)))
233 
234 #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))
235 #define ms_lib_clear_pagemap(pdx) memset((pdx)->MS_Lib.pagemap, 0, sizeof((pdx)->MS_Lib.pagemap))
236 #define memstick_logaddr(logadr1, logadr0) ((((u16)(logadr1)) << 8) | (logadr0))
237 
238 
239 struct SD_STATUS {
240 	u8    Insert:1;
241 	u8    Ready:1;
242 	u8    MediaChange:1;
243 	u8    IsMMC:1;
244 	u8    HiCapacity:1;
245 	u8    HiSpeed:1;
246 	u8    WtP:1;
247 	u8    Reserved:1;
248 };
249 
250 struct MS_STATUS {
251 	u8    Insert:1;
252 	u8    Ready:1;
253 	u8    MediaChange:1;
254 	u8    IsMSPro:1;
255 	u8    IsMSPHG:1;
256 	u8    Reserved1:1;
257 	u8    WtP:1;
258 	u8    Reserved2:1;
259 };
260 
261 struct SM_STATUS {
262 	u8    Insert:1;
263 	u8    Ready:1;
264 	u8    MediaChange:1;
265 	u8    Reserved:3;
266 	u8    WtP:1;
267 	u8    IsMS:1;
268 };
269 
270 struct ms_bootblock_cis {
271 	u8 bCistplDEVICE[6];    /* 0 */
272 	u8 bCistplDEVICE0C[6];  /* 6 */
273 	u8 bCistplJEDECC[4];    /* 12 */
274 	u8 bCistplMANFID[6];    /* 16 */
275 	u8 bCistplVER1[32];     /* 22 */
276 	u8 bCistplFUNCID[4];    /* 54 */
277 	u8 bCistplFUNCE0[4];    /* 58 */
278 	u8 bCistplFUNCE1[5];    /* 62 */
279 	u8 bCistplCONF[7];      /* 67 */
280 	u8 bCistplCFTBLENT0[10];/* 74 */
281 	u8 bCistplCFTBLENT1[8]; /* 84 */
282 	u8 bCistplCFTBLENT2[12];/* 92 */
283 	u8 bCistplCFTBLENT3[8]; /* 104 */
284 	u8 bCistplCFTBLENT4[17];/* 112 */
285 	u8 bCistplCFTBLENT5[8]; /* 129 */
286 	u8 bCistplCFTBLENT6[17];/* 137 */
287 	u8 bCistplCFTBLENT7[8]; /* 154 */
288 	u8 bCistplNOLINK[3];    /* 162 */
289 } ;
290 
291 struct ms_bootblock_idi {
292 #define MS_IDI_GENERAL_CONF 0x848A
293 	u16 wIDIgeneralConfiguration;	/* 0 */
294 	u16 wIDInumberOfCylinder;	/* 1 */
295 	u16 wIDIreserved0;		/* 2 */
296 	u16 wIDInumberOfHead;		/* 3 */
297 	u16 wIDIbytesPerTrack;		/* 4 */
298 	u16 wIDIbytesPerSector;		/* 5 */
299 	u16 wIDIsectorsPerTrack;	/* 6 */
300 	u16 wIDItotalSectors[2];	/* 7-8  high,low */
301 	u16 wIDIreserved1[11];		/* 9-19 */
302 	u16 wIDIbufferType;		/* 20 */
303 	u16 wIDIbufferSize;		/* 21 */
304 	u16 wIDIlongCmdECC;		/* 22 */
305 	u16 wIDIfirmVersion[4];		/* 23-26 */
306 	u16 wIDImodelName[20];		/* 27-46 */
307 	u16 wIDIreserved2;		/* 47 */
308 	u16 wIDIlongWordSupported;	/* 48 */
309 	u16 wIDIdmaSupported;		/* 49 */
310 	u16 wIDIreserved3;		/* 50 */
311 	u16 wIDIpioTiming;		/* 51 */
312 	u16 wIDIdmaTiming;		/* 52 */
313 	u16 wIDItransferParameter;	/* 53 */
314 	u16 wIDIformattedCylinder;	/* 54 */
315 	u16 wIDIformattedHead;		/* 55 */
316 	u16 wIDIformattedSectorsPerTrack;/* 56 */
317 	u16 wIDIformattedTotalSectors[2];/* 57-58 */
318 	u16 wIDImultiSector;		/* 59 */
319 	u16 wIDIlbaSectors[2];		/* 60-61 */
320 	u16 wIDIsingleWordDMA;		/* 62 */
321 	u16 wIDImultiWordDMA;		/* 63 */
322 	u16 wIDIreserved4[192];		/* 64-255 */
323 };
324 
325 struct ms_bootblock_sysent_rec {
326 	u32 dwStart;
327 	u32 dwSize;
328 	u8 bType;
329 	u8 bReserved[3];
330 };
331 
332 struct ms_bootblock_sysent {
333 	struct ms_bootblock_sysent_rec entry[MS_NUMBER_OF_SYSTEM_ENTRY];
334 };
335 
336 struct ms_bootblock_sysinf {
337 	u8 bMsClass;			/* must be 1 */
338 	u8 bCardType;			/* see below */
339 	u16 wBlockSize;			/* n KB */
340 	u16 wBlockNumber;		/* number of physical block */
341 	u16 wTotalBlockNumber;		/* number of logical block */
342 	u16 wPageSize;			/* must be 0x200 */
343 	u8 bExtraSize;			/* 0x10 */
344 	u8 bSecuritySupport;
345 	u8 bAssemblyDate[8];
346 	u8 bFactoryArea[4];
347 	u8 bAssemblyMakerCode;
348 	u8 bAssemblyMachineCode[3];
349 	u16 wMemoryMakerCode;
350 	u16 wMemoryDeviceCode;
351 	u16 wMemorySize;
352 	u8 bReserved1;
353 	u8 bReserved2;
354 	u8 bVCC;
355 	u8 bVPP;
356 	u16 wControllerChipNumber;
357 	u16 wControllerFunction;	/* New MS */
358 	u8 bReserved3[9];		/* New MS */
359 	u8 bParallelSupport;		/* New MS */
360 	u16 wFormatValue;		/* New MS */
361 	u8 bFormatType;
362 	u8 bUsage;
363 	u8 bDeviceType;
364 	u8 bReserved4[22];
365 	u8 bFUValue3;
366 	u8 bFUValue4;
367 	u8 bReserved5[15];
368 };
369 
370 struct ms_bootblock_header {
371 	u16 wBlockID;
372 	u16 wFormatVersion;
373 	u8 bReserved1[184];
374 	u8 bNumberOfDataEntry;
375 	u8 bReserved2[179];
376 };
377 
378 struct ms_bootblock_page0 {
379 	struct ms_bootblock_header header;
380 	struct ms_bootblock_sysent sysent;
381 	struct ms_bootblock_sysinf sysinf;
382 };
383 
384 struct ms_bootblock_cis_idi {
385 	union {
386 		struct ms_bootblock_cis cis;
387 		u8 dmy[256];
388 	} cis;
389 
390 	union {
391 		struct ms_bootblock_idi idi;
392 		u8 dmy[256];
393 	} idi;
394 
395 };
396 
397 /* ENE MS Lib struct */
398 struct ms_lib_type_extdat {
399 	u8 reserved;
400 	u8 intr;
401 	u8 status0;
402 	u8 status1;
403 	u8 ovrflg;
404 	u8 mngflg;
405 	u16 logadr;
406 };
407 
408 struct ms_lib_ctrl {
409 	u32 flags;
410 	u32 BytesPerSector;
411 	u32 NumberOfCylinder;
412 	u32 SectorsPerCylinder;
413 	u16 cardType;			/* R/W, RO, Hybrid */
414 	u16 blockSize;
415 	u16 PagesPerBlock;
416 	u16 NumberOfPhyBlock;
417 	u16 NumberOfLogBlock;
418 	u16 NumberOfSegment;
419 	u16 *Phy2LogMap;		/* phy2log table */
420 	u16 *Log2PhyMap;		/* log2phy table */
421 	u16 wrtblk;
422 	unsigned char *pagemap[(MS_MAX_PAGES_PER_BLOCK + (MS_LIB_BITS_PER_BYTE-1)) / MS_LIB_BITS_PER_BYTE];
423 	unsigned char *blkpag;
424 	struct ms_lib_type_extdat *blkext;
425 	unsigned char copybuf[512];
426 };
427 
428 
429 /* SD Block Length */
430 /* 2^9 = 512 Bytes, The HW maximum read/write data length */
431 #define SD_BLOCK_LEN  9
432 
433 struct ene_ub6250_info {
434 
435 	/* I/O bounce buffer */
436 	u8		*bbuf;
437 
438 	/* for 6250 code */
439 	struct SD_STATUS	SD_Status;
440 	struct MS_STATUS	MS_Status;
441 	struct SM_STATUS	SM_Status;
442 
443 	/* ----- SD Control Data ---------------- */
444 	/*SD_REGISTER SD_Regs; */
445 	u16		SD_Block_Mult;
446 	u8		SD_READ_BL_LEN;
447 	u16		SD_C_SIZE;
448 	u8		SD_C_SIZE_MULT;
449 
450 	/* SD/MMC New spec. */
451 	u8		SD_SPEC_VER;
452 	u8		SD_CSD_VER;
453 	u8		SD20_HIGH_CAPACITY;
454 	u32		HC_C_SIZE;
455 	u8		MMC_SPEC_VER;
456 	u8		MMC_BusWidth;
457 	u8		MMC_HIGH_CAPACITY;
458 
459 	/*----- MS Control Data ---------------- */
460 	bool		MS_SWWP;
461 	u32		MSP_TotalBlock;
462 	struct ms_lib_ctrl MS_Lib;
463 	bool		MS_IsRWPage;
464 	u16		MS_Model;
465 
466 	/*----- SM Control Data ---------------- */
467 	u8		SM_DeviceID;
468 	u8		SM_CardID;
469 
470 	unsigned char	*testbuf;
471 	u8		BIN_FLAG;
472 	u32		bl_num;
473 	int		SrbStatus;
474 
475 	/*------Power Managerment ---------------*/
476 	bool		Power_IsResum;
477 };
478 
479 static int ene_sd_init(struct us_data *us);
480 static int ene_ms_init(struct us_data *us);
481 static int ene_load_bincode(struct us_data *us, unsigned char flag);
482 
483 static void ene_ub6250_info_destructor(void *extra)
484 {
485 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) extra;
486 
487 	if (!extra)
488 		return;
489 	kfree(info->bbuf);
490 }
491 
492 static int ene_send_scsi_cmd(struct us_data *us, u8 fDir, void *buf, int use_sg)
493 {
494 	struct bulk_cb_wrap *bcb = (struct bulk_cb_wrap *) us->iobuf;
495 	struct bulk_cs_wrap *bcs = (struct bulk_cs_wrap *) us->iobuf;
496 
497 	int result;
498 	unsigned int residue;
499 	unsigned int cswlen = 0, partial = 0;
500 	unsigned int transfer_length = bcb->DataTransferLength;
501 
502 	/* usb_stor_dbg(us, "transport --- ene_send_scsi_cmd\n"); */
503 	/* send cmd to out endpoint */
504 	result = usb_stor_bulk_transfer_buf(us, us->send_bulk_pipe,
505 					    bcb, US_BULK_CB_WRAP_LEN, NULL);
506 	if (result != USB_STOR_XFER_GOOD) {
507 		usb_stor_dbg(us, "send cmd to out endpoint fail ---\n");
508 		return USB_STOR_TRANSPORT_ERROR;
509 	}
510 
511 	if (buf) {
512 		unsigned int pipe = fDir;
513 
514 		if (fDir  == FDIR_READ)
515 			pipe = us->recv_bulk_pipe;
516 		else
517 			pipe = us->send_bulk_pipe;
518 
519 		/* Bulk */
520 		if (use_sg) {
521 			result = usb_stor_bulk_srb(us, pipe, us->srb);
522 		} else {
523 			result = usb_stor_bulk_transfer_sg(us, pipe, buf,
524 						transfer_length, 0, &partial);
525 		}
526 		if (result != USB_STOR_XFER_GOOD) {
527 			usb_stor_dbg(us, "data transfer fail ---\n");
528 			return USB_STOR_TRANSPORT_ERROR;
529 		}
530 	}
531 
532 	/* Get CSW for device status */
533 	result = usb_stor_bulk_transfer_buf(us, us->recv_bulk_pipe, bcs,
534 					    US_BULK_CS_WRAP_LEN, &cswlen);
535 
536 	if (result == USB_STOR_XFER_SHORT && cswlen == 0) {
537 		usb_stor_dbg(us, "Received 0-length CSW; retrying...\n");
538 		result = usb_stor_bulk_transfer_buf(us, us->recv_bulk_pipe,
539 					    bcs, US_BULK_CS_WRAP_LEN, &cswlen);
540 	}
541 
542 	if (result == USB_STOR_XFER_STALLED) {
543 		/* get the status again */
544 		usb_stor_dbg(us, "Attempting to get CSW (2nd try)...\n");
545 		result = usb_stor_bulk_transfer_buf(us, us->recv_bulk_pipe,
546 						bcs, US_BULK_CS_WRAP_LEN, NULL);
547 	}
548 
549 	if (result != USB_STOR_XFER_GOOD)
550 		return USB_STOR_TRANSPORT_ERROR;
551 
552 	/* check bulk status */
553 	residue = le32_to_cpu(bcs->Residue);
554 
555 	/*
556 	 * try to compute the actual residue, based on how much data
557 	 * was really transferred and what the device tells us
558 	 */
559 	if (residue && !(us->fflags & US_FL_IGNORE_RESIDUE)) {
560 		residue = min(residue, transfer_length);
561 		if (us->srb != NULL)
562 			scsi_set_resid(us->srb, max(scsi_get_resid(us->srb),
563 								(int)residue));
564 	}
565 
566 	if (bcs->Status != US_BULK_STAT_OK)
567 		return USB_STOR_TRANSPORT_ERROR;
568 
569 	return USB_STOR_TRANSPORT_GOOD;
570 }
571 
572 static int do_scsi_request_sense(struct us_data *us, struct scsi_cmnd *srb)
573 {
574 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
575 	unsigned char buf[18];
576 
577 	memset(buf, 0, 18);
578 	buf[0] = 0x70;				/* Current error */
579 	buf[2] = info->SrbStatus >> 16;		/* Sense key */
580 	buf[7] = 10;				/* Additional length */
581 	buf[12] = info->SrbStatus >> 8;		/* ASC */
582 	buf[13] = info->SrbStatus;		/* ASCQ */
583 
584 	usb_stor_set_xfer_buf(buf, sizeof(buf), srb);
585 	return USB_STOR_TRANSPORT_GOOD;
586 }
587 
588 static int do_scsi_inquiry(struct us_data *us, struct scsi_cmnd *srb)
589 {
590 	unsigned char data_ptr[36] = {
591 		0x00, 0x00, 0x02, 0x00, 0x1F, 0x00, 0x00, 0x00, 0x55,
592 		0x53, 0x42, 0x32, 0x2E, 0x30, 0x20, 0x20, 0x43, 0x61,
593 		0x72, 0x64, 0x52, 0x65, 0x61, 0x64, 0x65, 0x72, 0x20,
594 		0x20, 0x20, 0x20, 0x20, 0x20, 0x30, 0x31, 0x30, 0x30 };
595 
596 	usb_stor_set_xfer_buf(data_ptr, 36, srb);
597 	return USB_STOR_TRANSPORT_GOOD;
598 }
599 
600 static int sd_scsi_test_unit_ready(struct us_data *us, struct scsi_cmnd *srb)
601 {
602 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
603 
604 	if (info->SD_Status.Insert && info->SD_Status.Ready)
605 		return USB_STOR_TRANSPORT_GOOD;
606 	else {
607 		ene_sd_init(us);
608 		return USB_STOR_TRANSPORT_GOOD;
609 	}
610 
611 	return USB_STOR_TRANSPORT_GOOD;
612 }
613 
614 static int sd_scsi_mode_sense(struct us_data *us, struct scsi_cmnd *srb)
615 {
616 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
617 	unsigned char mediaNoWP[12] = {
618 		0x0b, 0x00, 0x00, 0x08, 0x00, 0x00,
619 		0x71, 0xc0, 0x00, 0x00, 0x02, 0x00 };
620 	unsigned char mediaWP[12]   = {
621 		0x0b, 0x00, 0x80, 0x08, 0x00, 0x00,
622 		0x71, 0xc0, 0x00, 0x00, 0x02, 0x00 };
623 
624 	if (info->SD_Status.WtP)
625 		usb_stor_set_xfer_buf(mediaWP, 12, srb);
626 	else
627 		usb_stor_set_xfer_buf(mediaNoWP, 12, srb);
628 
629 
630 	return USB_STOR_TRANSPORT_GOOD;
631 }
632 
633 static int sd_scsi_read_capacity(struct us_data *us, struct scsi_cmnd *srb)
634 {
635 	u32	bl_num;
636 	u32	bl_len;
637 	unsigned int offset = 0;
638 	unsigned char    buf[8];
639 	struct scatterlist *sg = NULL;
640 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
641 
642 	usb_stor_dbg(us, "sd_scsi_read_capacity\n");
643 	if (info->SD_Status.HiCapacity) {
644 		bl_len = 0x200;
645 		if (info->SD_Status.IsMMC)
646 			bl_num = info->HC_C_SIZE-1;
647 		else
648 			bl_num = (info->HC_C_SIZE + 1) * 1024 - 1;
649 	} else {
650 		bl_len = 1 << (info->SD_READ_BL_LEN);
651 		bl_num = info->SD_Block_Mult * (info->SD_C_SIZE + 1)
652 				* (1 << (info->SD_C_SIZE_MULT + 2)) - 1;
653 	}
654 	info->bl_num = bl_num;
655 	usb_stor_dbg(us, "bl_len = %x\n", bl_len);
656 	usb_stor_dbg(us, "bl_num = %x\n", bl_num);
657 
658 	/*srb->request_bufflen = 8; */
659 	buf[0] = (bl_num >> 24) & 0xff;
660 	buf[1] = (bl_num >> 16) & 0xff;
661 	buf[2] = (bl_num >> 8) & 0xff;
662 	buf[3] = (bl_num >> 0) & 0xff;
663 	buf[4] = (bl_len >> 24) & 0xff;
664 	buf[5] = (bl_len >> 16) & 0xff;
665 	buf[6] = (bl_len >> 8) & 0xff;
666 	buf[7] = (bl_len >> 0) & 0xff;
667 
668 	usb_stor_access_xfer_buf(buf, 8, srb, &sg, &offset, TO_XFER_BUF);
669 
670 	return USB_STOR_TRANSPORT_GOOD;
671 }
672 
673 static int sd_scsi_read(struct us_data *us, struct scsi_cmnd *srb)
674 {
675 	int result;
676 	unsigned char *cdb = srb->cmnd;
677 	struct bulk_cb_wrap *bcb = (struct bulk_cb_wrap *) us->iobuf;
678 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
679 
680 	u32 bn = ((cdb[2] << 24) & 0xff000000) | ((cdb[3] << 16) & 0x00ff0000) |
681 		 ((cdb[4] << 8) & 0x0000ff00) | ((cdb[5] << 0) & 0x000000ff);
682 	u16 blen = ((cdb[7] << 8) & 0xff00) | ((cdb[8] << 0) & 0x00ff);
683 	u32 bnByte = bn * 0x200;
684 	u32 blenByte = blen * 0x200;
685 
686 	if (bn > info->bl_num)
687 		return USB_STOR_TRANSPORT_ERROR;
688 
689 	result = ene_load_bincode(us, SD_RW_PATTERN);
690 	if (result != USB_STOR_XFER_GOOD) {
691 		usb_stor_dbg(us, "Load SD RW pattern Fail !!\n");
692 		return USB_STOR_TRANSPORT_ERROR;
693 	}
694 
695 	if (info->SD_Status.HiCapacity)
696 		bnByte = bn;
697 
698 	/* set up the command wrapper */
699 	memset(bcb, 0, sizeof(struct bulk_cb_wrap));
700 	bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN);
701 	bcb->DataTransferLength = blenByte;
702 	bcb->Flags  = US_BULK_FLAG_IN;
703 	bcb->CDB[0] = 0xF1;
704 	bcb->CDB[5] = (unsigned char)(bnByte);
705 	bcb->CDB[4] = (unsigned char)(bnByte>>8);
706 	bcb->CDB[3] = (unsigned char)(bnByte>>16);
707 	bcb->CDB[2] = (unsigned char)(bnByte>>24);
708 
709 	result = ene_send_scsi_cmd(us, FDIR_READ, scsi_sglist(srb), 1);
710 	return result;
711 }
712 
713 static int sd_scsi_write(struct us_data *us, struct scsi_cmnd *srb)
714 {
715 	int result;
716 	unsigned char *cdb = srb->cmnd;
717 	struct bulk_cb_wrap *bcb = (struct bulk_cb_wrap *) us->iobuf;
718 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
719 
720 	u32 bn = ((cdb[2] << 24) & 0xff000000) | ((cdb[3] << 16) & 0x00ff0000) |
721 		 ((cdb[4] << 8) & 0x0000ff00) | ((cdb[5] << 0) & 0x000000ff);
722 	u16 blen = ((cdb[7] << 8) & 0xff00) | ((cdb[8] << 0) & 0x00ff);
723 	u32 bnByte = bn * 0x200;
724 	u32 blenByte = blen * 0x200;
725 
726 	if (bn > info->bl_num)
727 		return USB_STOR_TRANSPORT_ERROR;
728 
729 	result = ene_load_bincode(us, SD_RW_PATTERN);
730 	if (result != USB_STOR_XFER_GOOD) {
731 		usb_stor_dbg(us, "Load SD RW pattern Fail !!\n");
732 		return USB_STOR_TRANSPORT_ERROR;
733 	}
734 
735 	if (info->SD_Status.HiCapacity)
736 		bnByte = bn;
737 
738 	/* set up the command wrapper */
739 	memset(bcb, 0, sizeof(struct bulk_cb_wrap));
740 	bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN);
741 	bcb->DataTransferLength = blenByte;
742 	bcb->Flags  = 0x00;
743 	bcb->CDB[0] = 0xF0;
744 	bcb->CDB[5] = (unsigned char)(bnByte);
745 	bcb->CDB[4] = (unsigned char)(bnByte>>8);
746 	bcb->CDB[3] = (unsigned char)(bnByte>>16);
747 	bcb->CDB[2] = (unsigned char)(bnByte>>24);
748 
749 	result = ene_send_scsi_cmd(us, FDIR_WRITE, scsi_sglist(srb), 1);
750 	return result;
751 }
752 
753 /*
754  * ENE MS Card
755  */
756 
757 static int ms_lib_set_logicalpair(struct us_data *us, u16 logblk, u16 phyblk)
758 {
759 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
760 
761 	if ((logblk >= info->MS_Lib.NumberOfLogBlock) || (phyblk >= info->MS_Lib.NumberOfPhyBlock))
762 		return (u32)-1;
763 
764 	info->MS_Lib.Phy2LogMap[phyblk] = logblk;
765 	info->MS_Lib.Log2PhyMap[logblk] = phyblk;
766 
767 	return 0;
768 }
769 
770 static int ms_lib_set_logicalblockmark(struct us_data *us, u16 phyblk, u16 mark)
771 {
772 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
773 
774 	if (phyblk >= info->MS_Lib.NumberOfPhyBlock)
775 		return (u32)-1;
776 
777 	info->MS_Lib.Phy2LogMap[phyblk] = mark;
778 
779 	return 0;
780 }
781 
782 static int ms_lib_set_initialerrorblock(struct us_data *us, u16 phyblk)
783 {
784 	return ms_lib_set_logicalblockmark(us, phyblk, MS_LB_INITIAL_ERROR);
785 }
786 
787 static int ms_lib_set_bootblockmark(struct us_data *us, u16 phyblk)
788 {
789 	return ms_lib_set_logicalblockmark(us, phyblk, MS_LB_BOOT_BLOCK);
790 }
791 
792 static int ms_lib_free_logicalmap(struct us_data *us)
793 {
794 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
795 
796 	kfree(info->MS_Lib.Phy2LogMap);
797 	info->MS_Lib.Phy2LogMap = NULL;
798 
799 	kfree(info->MS_Lib.Log2PhyMap);
800 	info->MS_Lib.Log2PhyMap = NULL;
801 
802 	return 0;
803 }
804 
805 static int ms_lib_alloc_logicalmap(struct us_data *us)
806 {
807 	u32  i;
808 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
809 
810 	info->MS_Lib.Phy2LogMap = kmalloc_array(info->MS_Lib.NumberOfPhyBlock,
811 						sizeof(u16),
812 						GFP_KERNEL);
813 	info->MS_Lib.Log2PhyMap = kmalloc_array(info->MS_Lib.NumberOfLogBlock,
814 						sizeof(u16),
815 						GFP_KERNEL);
816 
817 	if ((info->MS_Lib.Phy2LogMap == NULL) || (info->MS_Lib.Log2PhyMap == NULL)) {
818 		ms_lib_free_logicalmap(us);
819 		return (u32)-1;
820 	}
821 
822 	for (i = 0; i < info->MS_Lib.NumberOfPhyBlock; i++)
823 		info->MS_Lib.Phy2LogMap[i] = MS_LB_NOT_USED;
824 
825 	for (i = 0; i < info->MS_Lib.NumberOfLogBlock; i++)
826 		info->MS_Lib.Log2PhyMap[i] = MS_LB_NOT_USED;
827 
828 	return 0;
829 }
830 
831 static void ms_lib_clear_writebuf(struct us_data *us)
832 {
833 	int i;
834 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
835 
836 	info->MS_Lib.wrtblk = (u16)-1;
837 	ms_lib_clear_pagemap(info);
838 
839 	if (info->MS_Lib.blkpag)
840 		memset(info->MS_Lib.blkpag, 0xff, info->MS_Lib.PagesPerBlock * info->MS_Lib.BytesPerSector);
841 
842 	if (info->MS_Lib.blkext) {
843 		for (i = 0; i < info->MS_Lib.PagesPerBlock; i++) {
844 			info->MS_Lib.blkext[i].status1 = MS_REG_ST1_DEFAULT;
845 			info->MS_Lib.blkext[i].ovrflg = MS_REG_OVR_DEFAULT;
846 			info->MS_Lib.blkext[i].mngflg = MS_REG_MNG_DEFAULT;
847 			info->MS_Lib.blkext[i].logadr = MS_LB_NOT_USED;
848 		}
849 	}
850 }
851 
852 static int ms_count_freeblock(struct us_data *us, u16 PhyBlock)
853 {
854 	u32 Ende, Count;
855 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
856 
857 	Ende = PhyBlock + MS_PHYSICAL_BLOCKS_PER_SEGMENT;
858 	for (Count = 0; PhyBlock < Ende; PhyBlock++) {
859 		switch (info->MS_Lib.Phy2LogMap[PhyBlock]) {
860 		case MS_LB_NOT_USED:
861 		case MS_LB_NOT_USED_ERASED:
862 			Count++;
863 		default:
864 			break;
865 		}
866 	}
867 
868 	return Count;
869 }
870 
871 static int ms_read_readpage(struct us_data *us, u32 PhyBlockAddr,
872 		u8 PageNum, u32 *PageBuf, struct ms_lib_type_extdat *ExtraDat)
873 {
874 	struct bulk_cb_wrap *bcb = (struct bulk_cb_wrap *) us->iobuf;
875 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
876 	u8 *bbuf = info->bbuf;
877 	int result;
878 	u32 bn = PhyBlockAddr * 0x20 + PageNum;
879 
880 	result = ene_load_bincode(us, MS_RW_PATTERN);
881 	if (result != USB_STOR_XFER_GOOD)
882 		return USB_STOR_TRANSPORT_ERROR;
883 
884 	/* Read Page Data */
885 	memset(bcb, 0, sizeof(struct bulk_cb_wrap));
886 	bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN);
887 	bcb->DataTransferLength = 0x200;
888 	bcb->Flags      = US_BULK_FLAG_IN;
889 	bcb->CDB[0]     = 0xF1;
890 
891 	bcb->CDB[1]     = 0x02; /* in init.c ENE_MSInit() is 0x01 */
892 
893 	bcb->CDB[5]     = (unsigned char)(bn);
894 	bcb->CDB[4]     = (unsigned char)(bn>>8);
895 	bcb->CDB[3]     = (unsigned char)(bn>>16);
896 	bcb->CDB[2]     = (unsigned char)(bn>>24);
897 
898 	result = ene_send_scsi_cmd(us, FDIR_READ, PageBuf, 0);
899 	if (result != USB_STOR_XFER_GOOD)
900 		return USB_STOR_TRANSPORT_ERROR;
901 
902 
903 	/* Read Extra Data */
904 	memset(bcb, 0, sizeof(struct bulk_cb_wrap));
905 	bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN);
906 	bcb->DataTransferLength = 0x4;
907 	bcb->Flags      = US_BULK_FLAG_IN;
908 	bcb->CDB[0]     = 0xF1;
909 	bcb->CDB[1]     = 0x03;
910 
911 	bcb->CDB[5]     = (unsigned char)(PageNum);
912 	bcb->CDB[4]     = (unsigned char)(PhyBlockAddr);
913 	bcb->CDB[3]     = (unsigned char)(PhyBlockAddr>>8);
914 	bcb->CDB[2]     = (unsigned char)(PhyBlockAddr>>16);
915 	bcb->CDB[6]     = 0x01;
916 
917 	result = ene_send_scsi_cmd(us, FDIR_READ, bbuf, 0);
918 	if (result != USB_STOR_XFER_GOOD)
919 		return USB_STOR_TRANSPORT_ERROR;
920 
921 	ExtraDat->reserved = 0;
922 	ExtraDat->intr     = 0x80;  /* Not yet,fireware support */
923 	ExtraDat->status0  = 0x10;  /* Not yet,fireware support */
924 
925 	ExtraDat->status1  = 0x00;  /* Not yet,fireware support */
926 	ExtraDat->ovrflg   = bbuf[0];
927 	ExtraDat->mngflg   = bbuf[1];
928 	ExtraDat->logadr   = memstick_logaddr(bbuf[2], bbuf[3]);
929 
930 	return USB_STOR_TRANSPORT_GOOD;
931 }
932 
933 static int ms_lib_process_bootblock(struct us_data *us, u16 PhyBlock, u8 *PageData)
934 {
935 	struct ms_bootblock_sysent *SysEntry;
936 	struct ms_bootblock_sysinf *SysInfo;
937 	u32 i, result;
938 	u8 PageNumber;
939 	u8 *PageBuffer;
940 	struct ms_lib_type_extdat ExtraData;
941 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
942 
943 	PageBuffer = kmalloc(MS_BYTES_PER_PAGE, GFP_KERNEL);
944 	if (PageBuffer == NULL)
945 		return (u32)-1;
946 
947 	result = (u32)-1;
948 
949 	SysInfo = &(((struct ms_bootblock_page0 *)PageData)->sysinf);
950 
951 	if ((SysInfo->bMsClass != MS_SYSINF_MSCLASS_TYPE_1) ||
952 		(be16_to_cpu(SysInfo->wPageSize) != MS_SYSINF_PAGE_SIZE) ||
953 		((SysInfo->bSecuritySupport & MS_SYSINF_SECURITY) == MS_SYSINF_SECURITY_SUPPORT) ||
954 		(SysInfo->bReserved1 != MS_SYSINF_RESERVED1) ||
955 		(SysInfo->bReserved2 != MS_SYSINF_RESERVED2) ||
956 		(SysInfo->bFormatType != MS_SYSINF_FORMAT_FAT) ||
957 		(SysInfo->bUsage != MS_SYSINF_USAGE_GENERAL))
958 		goto exit;
959 		/* */
960 	switch (info->MS_Lib.cardType = SysInfo->bCardType) {
961 	case MS_SYSINF_CARDTYPE_RDONLY:
962 		ms_lib_ctrl_set(info, MS_LIB_CTRL_RDONLY);
963 		break;
964 	case MS_SYSINF_CARDTYPE_RDWR:
965 		ms_lib_ctrl_reset(info, MS_LIB_CTRL_RDONLY);
966 		break;
967 	case MS_SYSINF_CARDTYPE_HYBRID:
968 	default:
969 		goto exit;
970 	}
971 
972 	info->MS_Lib.blockSize = be16_to_cpu(SysInfo->wBlockSize);
973 	info->MS_Lib.NumberOfPhyBlock = be16_to_cpu(SysInfo->wBlockNumber);
974 	info->MS_Lib.NumberOfLogBlock = be16_to_cpu(SysInfo->wTotalBlockNumber)-2;
975 	info->MS_Lib.PagesPerBlock = info->MS_Lib.blockSize * SIZE_OF_KIRO / MS_BYTES_PER_PAGE;
976 	info->MS_Lib.NumberOfSegment = info->MS_Lib.NumberOfPhyBlock / MS_PHYSICAL_BLOCKS_PER_SEGMENT;
977 	info->MS_Model = be16_to_cpu(SysInfo->wMemorySize);
978 
979 	/*Allocate to all number of logicalblock and physicalblock */
980 	if (ms_lib_alloc_logicalmap(us))
981 		goto exit;
982 
983 	/* Mark the book block */
984 	ms_lib_set_bootblockmark(us, PhyBlock);
985 
986 	SysEntry = &(((struct ms_bootblock_page0 *)PageData)->sysent);
987 
988 	for (i = 0; i < MS_NUMBER_OF_SYSTEM_ENTRY; i++) {
989 		u32  EntryOffset, EntrySize;
990 
991 		EntryOffset = be32_to_cpu(SysEntry->entry[i].dwStart);
992 
993 		if (EntryOffset == 0xffffff)
994 			continue;
995 		EntrySize = be32_to_cpu(SysEntry->entry[i].dwSize);
996 
997 		if (EntrySize == 0)
998 			continue;
999 
1000 		if (EntryOffset + MS_BYTES_PER_PAGE + EntrySize > info->MS_Lib.blockSize * (u32)SIZE_OF_KIRO)
1001 			continue;
1002 
1003 		if (i == 0) {
1004 			u8 PrevPageNumber = 0;
1005 			u16 phyblk;
1006 
1007 			if (SysEntry->entry[i].bType != MS_SYSENT_TYPE_INVALID_BLOCK)
1008 				goto exit;
1009 
1010 			while (EntrySize > 0) {
1011 
1012 				PageNumber = (u8)(EntryOffset / MS_BYTES_PER_PAGE + 1);
1013 				if (PageNumber != PrevPageNumber) {
1014 					switch (ms_read_readpage(us, PhyBlock, PageNumber, (u32 *)PageBuffer, &ExtraData)) {
1015 					case MS_STATUS_SUCCESS:
1016 						break;
1017 					case MS_STATUS_WRITE_PROTECT:
1018 					case MS_ERROR_FLASH_READ:
1019 					case MS_STATUS_ERROR:
1020 					default:
1021 						goto exit;
1022 					}
1023 
1024 					PrevPageNumber = PageNumber;
1025 				}
1026 
1027 				phyblk = be16_to_cpu(*(u16 *)(PageBuffer + (EntryOffset % MS_BYTES_PER_PAGE)));
1028 				if (phyblk < 0x0fff)
1029 					ms_lib_set_initialerrorblock(us, phyblk);
1030 
1031 				EntryOffset += 2;
1032 				EntrySize -= 2;
1033 			}
1034 		} else if (i == 1) {  /* CIS/IDI */
1035 			struct ms_bootblock_idi *idi;
1036 
1037 			if (SysEntry->entry[i].bType != MS_SYSENT_TYPE_CIS_IDI)
1038 				goto exit;
1039 
1040 			switch (ms_read_readpage(us, PhyBlock, (u8)(EntryOffset / MS_BYTES_PER_PAGE + 1), (u32 *)PageBuffer, &ExtraData)) {
1041 			case MS_STATUS_SUCCESS:
1042 				break;
1043 			case MS_STATUS_WRITE_PROTECT:
1044 			case MS_ERROR_FLASH_READ:
1045 			case MS_STATUS_ERROR:
1046 			default:
1047 				goto exit;
1048 			}
1049 
1050 			idi = &((struct ms_bootblock_cis_idi *)(PageBuffer + (EntryOffset % MS_BYTES_PER_PAGE)))->idi.idi;
1051 			if (le16_to_cpu(idi->wIDIgeneralConfiguration) != MS_IDI_GENERAL_CONF)
1052 				goto exit;
1053 
1054 			info->MS_Lib.BytesPerSector = le16_to_cpu(idi->wIDIbytesPerSector);
1055 			if (info->MS_Lib.BytesPerSector != MS_BYTES_PER_PAGE)
1056 				goto exit;
1057 		}
1058 	} /* End for .. */
1059 
1060 	result = 0;
1061 
1062 exit:
1063 	if (result)
1064 		ms_lib_free_logicalmap(us);
1065 
1066 	kfree(PageBuffer);
1067 
1068 	result = 0;
1069 	return result;
1070 }
1071 
1072 static void ms_lib_free_writebuf(struct us_data *us)
1073 {
1074 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
1075 	info->MS_Lib.wrtblk = (u16)-1; /* set to -1 */
1076 
1077 	/* memset((fdoExt)->MS_Lib.pagemap, 0, sizeof((fdoExt)->MS_Lib.pagemap)) */
1078 
1079 	ms_lib_clear_pagemap(info); /* (pdx)->MS_Lib.pagemap memset 0 in ms.h */
1080 
1081 	if (info->MS_Lib.blkpag) {
1082 		kfree(info->MS_Lib.blkpag);  /* Arnold test ... */
1083 		info->MS_Lib.blkpag = NULL;
1084 	}
1085 
1086 	if (info->MS_Lib.blkext) {
1087 		kfree(info->MS_Lib.blkext);  /* Arnold test ... */
1088 		info->MS_Lib.blkext = NULL;
1089 	}
1090 }
1091 
1092 
1093 static void ms_lib_free_allocatedarea(struct us_data *us)
1094 {
1095 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
1096 
1097 	ms_lib_free_writebuf(us); /* Free MS_Lib.pagemap */
1098 	ms_lib_free_logicalmap(us); /* kfree MS_Lib.Phy2LogMap and MS_Lib.Log2PhyMap */
1099 
1100 	/* set struct us point flag to 0 */
1101 	info->MS_Lib.flags = 0;
1102 	info->MS_Lib.BytesPerSector = 0;
1103 	info->MS_Lib.SectorsPerCylinder = 0;
1104 
1105 	info->MS_Lib.cardType = 0;
1106 	info->MS_Lib.blockSize = 0;
1107 	info->MS_Lib.PagesPerBlock = 0;
1108 
1109 	info->MS_Lib.NumberOfPhyBlock = 0;
1110 	info->MS_Lib.NumberOfLogBlock = 0;
1111 }
1112 
1113 
1114 static int ms_lib_alloc_writebuf(struct us_data *us)
1115 {
1116 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
1117 
1118 	info->MS_Lib.wrtblk = (u16)-1;
1119 
1120 	info->MS_Lib.blkpag = kmalloc_array(info->MS_Lib.PagesPerBlock,
1121 					    info->MS_Lib.BytesPerSector,
1122 					    GFP_KERNEL);
1123 	info->MS_Lib.blkext = kmalloc_array(info->MS_Lib.PagesPerBlock,
1124 					    sizeof(struct ms_lib_type_extdat),
1125 					    GFP_KERNEL);
1126 
1127 	if ((info->MS_Lib.blkpag == NULL) || (info->MS_Lib.blkext == NULL)) {
1128 		ms_lib_free_writebuf(us);
1129 		return (u32)-1;
1130 	}
1131 
1132 	ms_lib_clear_writebuf(us);
1133 
1134 return 0;
1135 }
1136 
1137 static int ms_lib_force_setlogical_pair(struct us_data *us, u16 logblk, u16 phyblk)
1138 {
1139 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
1140 
1141 	if (logblk == MS_LB_NOT_USED)
1142 		return 0;
1143 
1144 	if ((logblk >= info->MS_Lib.NumberOfLogBlock) ||
1145 		(phyblk >= info->MS_Lib.NumberOfPhyBlock))
1146 		return (u32)-1;
1147 
1148 	info->MS_Lib.Phy2LogMap[phyblk] = logblk;
1149 	info->MS_Lib.Log2PhyMap[logblk] = phyblk;
1150 
1151 	return 0;
1152 }
1153 
1154 static int ms_read_copyblock(struct us_data *us, u16 oldphy, u16 newphy,
1155 			u16 PhyBlockAddr, u8 PageNum, unsigned char *buf, u16 len)
1156 {
1157 	struct bulk_cb_wrap *bcb = (struct bulk_cb_wrap *) us->iobuf;
1158 	int result;
1159 
1160 	result = ene_load_bincode(us, MS_RW_PATTERN);
1161 	if (result != USB_STOR_XFER_GOOD)
1162 		return USB_STOR_TRANSPORT_ERROR;
1163 
1164 	memset(bcb, 0, sizeof(struct bulk_cb_wrap));
1165 	bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN);
1166 	bcb->DataTransferLength = 0x200*len;
1167 	bcb->Flags = 0x00;
1168 	bcb->CDB[0] = 0xF0;
1169 	bcb->CDB[1] = 0x08;
1170 	bcb->CDB[4] = (unsigned char)(oldphy);
1171 	bcb->CDB[3] = (unsigned char)(oldphy>>8);
1172 	bcb->CDB[2] = 0; /* (BYTE)(oldphy>>16) */
1173 	bcb->CDB[7] = (unsigned char)(newphy);
1174 	bcb->CDB[6] = (unsigned char)(newphy>>8);
1175 	bcb->CDB[5] = 0; /* (BYTE)(newphy>>16) */
1176 	bcb->CDB[9] = (unsigned char)(PhyBlockAddr);
1177 	bcb->CDB[8] = (unsigned char)(PhyBlockAddr>>8);
1178 	bcb->CDB[10] = PageNum;
1179 
1180 	result = ene_send_scsi_cmd(us, FDIR_WRITE, buf, 0);
1181 	if (result != USB_STOR_XFER_GOOD)
1182 		return USB_STOR_TRANSPORT_ERROR;
1183 
1184 	return USB_STOR_TRANSPORT_GOOD;
1185 }
1186 
1187 static int ms_read_eraseblock(struct us_data *us, u32 PhyBlockAddr)
1188 {
1189 	struct bulk_cb_wrap *bcb = (struct bulk_cb_wrap *) us->iobuf;
1190 	int result;
1191 	u32 bn = PhyBlockAddr;
1192 
1193 	result = ene_load_bincode(us, MS_RW_PATTERN);
1194 	if (result != USB_STOR_XFER_GOOD)
1195 		return USB_STOR_TRANSPORT_ERROR;
1196 
1197 	memset(bcb, 0, sizeof(struct bulk_cb_wrap));
1198 	bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN);
1199 	bcb->DataTransferLength = 0x200;
1200 	bcb->Flags = US_BULK_FLAG_IN;
1201 	bcb->CDB[0] = 0xF2;
1202 	bcb->CDB[1] = 0x06;
1203 	bcb->CDB[4] = (unsigned char)(bn);
1204 	bcb->CDB[3] = (unsigned char)(bn>>8);
1205 	bcb->CDB[2] = (unsigned char)(bn>>16);
1206 
1207 	result = ene_send_scsi_cmd(us, FDIR_READ, NULL, 0);
1208 	if (result != USB_STOR_XFER_GOOD)
1209 		return USB_STOR_TRANSPORT_ERROR;
1210 
1211 	return USB_STOR_TRANSPORT_GOOD;
1212 }
1213 
1214 static int ms_lib_check_disableblock(struct us_data *us, u16 PhyBlock)
1215 {
1216 	unsigned char *PageBuf = NULL;
1217 	u16 result = MS_STATUS_SUCCESS;
1218 	u16 blk, index = 0;
1219 	struct ms_lib_type_extdat extdat;
1220 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
1221 
1222 	PageBuf = kmalloc(MS_BYTES_PER_PAGE, GFP_KERNEL);
1223 	if (PageBuf == NULL) {
1224 		result = MS_NO_MEMORY_ERROR;
1225 		goto exit;
1226 	}
1227 
1228 	ms_read_readpage(us, PhyBlock, 1, (u32 *)PageBuf, &extdat);
1229 	do {
1230 		blk = be16_to_cpu(PageBuf[index]);
1231 		if (blk == MS_LB_NOT_USED)
1232 			break;
1233 		if (blk == info->MS_Lib.Log2PhyMap[0]) {
1234 			result = MS_ERROR_FLASH_READ;
1235 			break;
1236 		}
1237 		index++;
1238 	} while (1);
1239 
1240 exit:
1241 	kfree(PageBuf);
1242 	return result;
1243 }
1244 
1245 static int ms_lib_setacquired_errorblock(struct us_data *us, u16 phyblk)
1246 {
1247 	u16 log;
1248 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
1249 
1250 	if (phyblk >= info->MS_Lib.NumberOfPhyBlock)
1251 		return (u32)-1;
1252 
1253 	log = info->MS_Lib.Phy2LogMap[phyblk];
1254 
1255 	if (log < info->MS_Lib.NumberOfLogBlock)
1256 		info->MS_Lib.Log2PhyMap[log] = MS_LB_NOT_USED;
1257 
1258 	if (info->MS_Lib.Phy2LogMap[phyblk] != MS_LB_INITIAL_ERROR)
1259 		info->MS_Lib.Phy2LogMap[phyblk] = MS_LB_ACQUIRED_ERROR;
1260 
1261 	return 0;
1262 }
1263 
1264 static int ms_lib_overwrite_extra(struct us_data *us, u32 PhyBlockAddr,
1265 				u8 PageNum, u8 OverwriteFlag)
1266 {
1267 	struct bulk_cb_wrap *bcb = (struct bulk_cb_wrap *) us->iobuf;
1268 	int result;
1269 
1270 	result = ene_load_bincode(us, MS_RW_PATTERN);
1271 	if (result != USB_STOR_XFER_GOOD)
1272 		return USB_STOR_TRANSPORT_ERROR;
1273 
1274 	memset(bcb, 0, sizeof(struct bulk_cb_wrap));
1275 	bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN);
1276 	bcb->DataTransferLength = 0x4;
1277 	bcb->Flags = US_BULK_FLAG_IN;
1278 	bcb->CDB[0] = 0xF2;
1279 	bcb->CDB[1] = 0x05;
1280 	bcb->CDB[5] = (unsigned char)(PageNum);
1281 	bcb->CDB[4] = (unsigned char)(PhyBlockAddr);
1282 	bcb->CDB[3] = (unsigned char)(PhyBlockAddr>>8);
1283 	bcb->CDB[2] = (unsigned char)(PhyBlockAddr>>16);
1284 	bcb->CDB[6] = OverwriteFlag;
1285 	bcb->CDB[7] = 0xFF;
1286 	bcb->CDB[8] = 0xFF;
1287 	bcb->CDB[9] = 0xFF;
1288 
1289 	result = ene_send_scsi_cmd(us, FDIR_READ, NULL, 0);
1290 	if (result != USB_STOR_XFER_GOOD)
1291 		return USB_STOR_TRANSPORT_ERROR;
1292 
1293 	return USB_STOR_TRANSPORT_GOOD;
1294 }
1295 
1296 static int ms_lib_error_phyblock(struct us_data *us, u16 phyblk)
1297 {
1298 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
1299 
1300 	if (phyblk >= info->MS_Lib.NumberOfPhyBlock)
1301 		return MS_STATUS_ERROR;
1302 
1303 	ms_lib_setacquired_errorblock(us, phyblk);
1304 
1305 	if (ms_lib_iswritable(info))
1306 		return ms_lib_overwrite_extra(us, phyblk, 0, (u8)(~MS_REG_OVR_BKST & BYTE_MASK));
1307 
1308 	return MS_STATUS_SUCCESS;
1309 }
1310 
1311 static int ms_lib_erase_phyblock(struct us_data *us, u16 phyblk)
1312 {
1313 	u16 log;
1314 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
1315 
1316 	if (phyblk >= info->MS_Lib.NumberOfPhyBlock)
1317 		return MS_STATUS_ERROR;
1318 
1319 	log = info->MS_Lib.Phy2LogMap[phyblk];
1320 
1321 	if (log < info->MS_Lib.NumberOfLogBlock)
1322 		info->MS_Lib.Log2PhyMap[log] = MS_LB_NOT_USED;
1323 
1324 	info->MS_Lib.Phy2LogMap[phyblk] = MS_LB_NOT_USED;
1325 
1326 	if (ms_lib_iswritable(info)) {
1327 		switch (ms_read_eraseblock(us, phyblk)) {
1328 		case MS_STATUS_SUCCESS:
1329 			info->MS_Lib.Phy2LogMap[phyblk] = MS_LB_NOT_USED_ERASED;
1330 			return MS_STATUS_SUCCESS;
1331 		case MS_ERROR_FLASH_ERASE:
1332 		case MS_STATUS_INT_ERROR:
1333 			ms_lib_error_phyblock(us, phyblk);
1334 			return MS_ERROR_FLASH_ERASE;
1335 		case MS_STATUS_ERROR:
1336 		default:
1337 			ms_lib_ctrl_set(info, MS_LIB_CTRL_RDONLY); /* MS_LibCtrlSet will used by ENE_MSInit ,need check, and why us to info*/
1338 			ms_lib_setacquired_errorblock(us, phyblk);
1339 			return MS_STATUS_ERROR;
1340 		}
1341 	}
1342 
1343 	ms_lib_setacquired_errorblock(us, phyblk);
1344 
1345 	return MS_STATUS_SUCCESS;
1346 }
1347 
1348 static int ms_lib_read_extra(struct us_data *us, u32 PhyBlock,
1349 				u8 PageNum, struct ms_lib_type_extdat *ExtraDat)
1350 {
1351 	struct bulk_cb_wrap *bcb = (struct bulk_cb_wrap *) us->iobuf;
1352 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
1353 	u8 *bbuf = info->bbuf;
1354 	int result;
1355 
1356 	memset(bcb, 0, sizeof(struct bulk_cb_wrap));
1357 	bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN);
1358 	bcb->DataTransferLength = 0x4;
1359 	bcb->Flags      = US_BULK_FLAG_IN;
1360 	bcb->CDB[0]     = 0xF1;
1361 	bcb->CDB[1]     = 0x03;
1362 	bcb->CDB[5]     = (unsigned char)(PageNum);
1363 	bcb->CDB[4]     = (unsigned char)(PhyBlock);
1364 	bcb->CDB[3]     = (unsigned char)(PhyBlock>>8);
1365 	bcb->CDB[2]     = (unsigned char)(PhyBlock>>16);
1366 	bcb->CDB[6]     = 0x01;
1367 
1368 	result = ene_send_scsi_cmd(us, FDIR_READ, bbuf, 0);
1369 	if (result != USB_STOR_XFER_GOOD)
1370 		return USB_STOR_TRANSPORT_ERROR;
1371 
1372 	ExtraDat->reserved = 0;
1373 	ExtraDat->intr     = 0x80;  /* Not yet, waiting for fireware support */
1374 	ExtraDat->status0  = 0x10;  /* Not yet, waiting for fireware support */
1375 	ExtraDat->status1  = 0x00;  /* Not yet, waiting for fireware support */
1376 	ExtraDat->ovrflg   = bbuf[0];
1377 	ExtraDat->mngflg   = bbuf[1];
1378 	ExtraDat->logadr   = memstick_logaddr(bbuf[2], bbuf[3]);
1379 
1380 	return USB_STOR_TRANSPORT_GOOD;
1381 }
1382 
1383 static int ms_libsearch_block_from_physical(struct us_data *us, u16 phyblk)
1384 {
1385 	u16 blk;
1386 	struct ms_lib_type_extdat extdat; /* need check */
1387 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
1388 
1389 
1390 	if (phyblk >= info->MS_Lib.NumberOfPhyBlock)
1391 		return MS_LB_ERROR;
1392 
1393 	for (blk = phyblk + 1; blk != phyblk; blk++) {
1394 		if ((blk & MS_PHYSICAL_BLOCKS_PER_SEGMENT_MASK) == 0)
1395 			blk -= MS_PHYSICAL_BLOCKS_PER_SEGMENT;
1396 
1397 		if (info->MS_Lib.Phy2LogMap[blk] == MS_LB_NOT_USED_ERASED) {
1398 			return blk;
1399 		} else if (info->MS_Lib.Phy2LogMap[blk] == MS_LB_NOT_USED) {
1400 			switch (ms_lib_read_extra(us, blk, 0, &extdat)) {
1401 			case MS_STATUS_SUCCESS:
1402 			case MS_STATUS_SUCCESS_WITH_ECC:
1403 				break;
1404 			case MS_NOCARD_ERROR:
1405 				return MS_NOCARD_ERROR;
1406 			case MS_STATUS_INT_ERROR:
1407 				return MS_LB_ERROR;
1408 			case MS_ERROR_FLASH_READ:
1409 			default:
1410 				ms_lib_setacquired_errorblock(us, blk);
1411 				continue;
1412 			} /* End switch */
1413 
1414 			if ((extdat.ovrflg & MS_REG_OVR_BKST) != MS_REG_OVR_BKST_OK) {
1415 				ms_lib_setacquired_errorblock(us, blk);
1416 				continue;
1417 			}
1418 
1419 			switch (ms_lib_erase_phyblock(us, blk)) {
1420 			case MS_STATUS_SUCCESS:
1421 				return blk;
1422 			case MS_STATUS_ERROR:
1423 				return MS_LB_ERROR;
1424 			case MS_ERROR_FLASH_ERASE:
1425 			default:
1426 				ms_lib_error_phyblock(us, blk);
1427 				break;
1428 			}
1429 		}
1430 	} /* End for */
1431 
1432 	return MS_LB_ERROR;
1433 }
1434 static int ms_libsearch_block_from_logical(struct us_data *us, u16 logblk)
1435 {
1436 	u16 phyblk;
1437 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
1438 
1439 	phyblk = ms_libconv_to_physical(info, logblk);
1440 	if (phyblk >= MS_LB_ERROR) {
1441 		if (logblk >= info->MS_Lib.NumberOfLogBlock)
1442 			return MS_LB_ERROR;
1443 
1444 		phyblk = (logblk + MS_NUMBER_OF_BOOT_BLOCK) / MS_LOGICAL_BLOCKS_PER_SEGMENT;
1445 		phyblk *= MS_PHYSICAL_BLOCKS_PER_SEGMENT;
1446 		phyblk += MS_PHYSICAL_BLOCKS_PER_SEGMENT - 1;
1447 	}
1448 
1449 	return ms_libsearch_block_from_physical(us, phyblk);
1450 }
1451 
1452 static int ms_scsi_test_unit_ready(struct us_data *us, struct scsi_cmnd *srb)
1453 {
1454 	struct ene_ub6250_info *info = (struct ene_ub6250_info *)(us->extra);
1455 
1456 	/* pr_info("MS_SCSI_Test_Unit_Ready\n"); */
1457 	if (info->MS_Status.Insert && info->MS_Status.Ready) {
1458 		return USB_STOR_TRANSPORT_GOOD;
1459 	} else {
1460 		ene_ms_init(us);
1461 		return USB_STOR_TRANSPORT_GOOD;
1462 	}
1463 
1464 	return USB_STOR_TRANSPORT_GOOD;
1465 }
1466 
1467 static int ms_scsi_mode_sense(struct us_data *us, struct scsi_cmnd *srb)
1468 {
1469 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
1470 	unsigned char mediaNoWP[12] = {
1471 		0x0b, 0x00, 0x00, 0x08, 0x00, 0x00,
1472 		0x71, 0xc0, 0x00, 0x00, 0x02, 0x00 };
1473 	unsigned char mediaWP[12]   = {
1474 		0x0b, 0x00, 0x80, 0x08, 0x00, 0x00,
1475 		0x71, 0xc0, 0x00, 0x00, 0x02, 0x00 };
1476 
1477 	if (info->MS_Status.WtP)
1478 		usb_stor_set_xfer_buf(mediaWP, 12, srb);
1479 	else
1480 		usb_stor_set_xfer_buf(mediaNoWP, 12, srb);
1481 
1482 	return USB_STOR_TRANSPORT_GOOD;
1483 }
1484 
1485 static int ms_scsi_read_capacity(struct us_data *us, struct scsi_cmnd *srb)
1486 {
1487 	u32   bl_num;
1488 	u16    bl_len;
1489 	unsigned int offset = 0;
1490 	unsigned char    buf[8];
1491 	struct scatterlist *sg = NULL;
1492 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
1493 
1494 	usb_stor_dbg(us, "ms_scsi_read_capacity\n");
1495 	bl_len = 0x200;
1496 	if (info->MS_Status.IsMSPro)
1497 		bl_num = info->MSP_TotalBlock - 1;
1498 	else
1499 		bl_num = info->MS_Lib.NumberOfLogBlock * info->MS_Lib.blockSize * 2 - 1;
1500 
1501 	info->bl_num = bl_num;
1502 	usb_stor_dbg(us, "bl_len = %x\n", bl_len);
1503 	usb_stor_dbg(us, "bl_num = %x\n", bl_num);
1504 
1505 	/*srb->request_bufflen = 8; */
1506 	buf[0] = (bl_num >> 24) & 0xff;
1507 	buf[1] = (bl_num >> 16) & 0xff;
1508 	buf[2] = (bl_num >> 8) & 0xff;
1509 	buf[3] = (bl_num >> 0) & 0xff;
1510 	buf[4] = (bl_len >> 24) & 0xff;
1511 	buf[5] = (bl_len >> 16) & 0xff;
1512 	buf[6] = (bl_len >> 8) & 0xff;
1513 	buf[7] = (bl_len >> 0) & 0xff;
1514 
1515 	usb_stor_access_xfer_buf(buf, 8, srb, &sg, &offset, TO_XFER_BUF);
1516 
1517 	return USB_STOR_TRANSPORT_GOOD;
1518 }
1519 
1520 static void ms_lib_phy_to_log_range(u16 PhyBlock, u16 *LogStart, u16 *LogEnde)
1521 {
1522 	PhyBlock /= MS_PHYSICAL_BLOCKS_PER_SEGMENT;
1523 
1524 	if (PhyBlock) {
1525 		*LogStart = MS_LOGICAL_BLOCKS_IN_1ST_SEGMENT + (PhyBlock - 1) * MS_LOGICAL_BLOCKS_PER_SEGMENT;/*496*/
1526 		*LogEnde = *LogStart + MS_LOGICAL_BLOCKS_PER_SEGMENT;/*496*/
1527 	} else {
1528 		*LogStart = 0;
1529 		*LogEnde = MS_LOGICAL_BLOCKS_IN_1ST_SEGMENT;/*494*/
1530 	}
1531 }
1532 
1533 static int ms_lib_read_extrablock(struct us_data *us, u32 PhyBlock,
1534 	u8 PageNum, u8 blen, void *buf)
1535 {
1536 	struct bulk_cb_wrap *bcb = (struct bulk_cb_wrap *) us->iobuf;
1537 	int     result;
1538 
1539 	/* Read Extra Data */
1540 	memset(bcb, 0, sizeof(struct bulk_cb_wrap));
1541 	bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN);
1542 	bcb->DataTransferLength = 0x4 * blen;
1543 	bcb->Flags      = US_BULK_FLAG_IN;
1544 	bcb->CDB[0]     = 0xF1;
1545 	bcb->CDB[1]     = 0x03;
1546 	bcb->CDB[5]     = (unsigned char)(PageNum);
1547 	bcb->CDB[4]     = (unsigned char)(PhyBlock);
1548 	bcb->CDB[3]     = (unsigned char)(PhyBlock>>8);
1549 	bcb->CDB[2]     = (unsigned char)(PhyBlock>>16);
1550 	bcb->CDB[6]     = blen;
1551 
1552 	result = ene_send_scsi_cmd(us, FDIR_READ, buf, 0);
1553 	if (result != USB_STOR_XFER_GOOD)
1554 		return USB_STOR_TRANSPORT_ERROR;
1555 
1556 	return USB_STOR_TRANSPORT_GOOD;
1557 }
1558 
1559 static int ms_lib_scan_logicalblocknumber(struct us_data *us, u16 btBlk1st)
1560 {
1561 	u16 PhyBlock, newblk, i;
1562 	u16 LogStart, LogEnde;
1563 	struct ms_lib_type_extdat extdat;
1564 	u32 count = 0, index = 0;
1565 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
1566 	u8 *bbuf = info->bbuf;
1567 
1568 	for (PhyBlock = 0; PhyBlock < info->MS_Lib.NumberOfPhyBlock;) {
1569 		ms_lib_phy_to_log_range(PhyBlock, &LogStart, &LogEnde);
1570 
1571 		for (i = 0; i < MS_PHYSICAL_BLOCKS_PER_SEGMENT; i++, PhyBlock++) {
1572 			switch (ms_libconv_to_logical(info, PhyBlock)) {
1573 			case MS_STATUS_ERROR:
1574 				continue;
1575 			default:
1576 				break;
1577 			}
1578 
1579 			if (count == PhyBlock) {
1580 				ms_lib_read_extrablock(us, PhyBlock, 0, 0x80,
1581 						bbuf);
1582 				count += 0x80;
1583 			}
1584 			index = (PhyBlock % 0x80) * 4;
1585 
1586 			extdat.ovrflg = bbuf[index];
1587 			extdat.mngflg = bbuf[index+1];
1588 			extdat.logadr = memstick_logaddr(bbuf[index+2],
1589 					bbuf[index+3]);
1590 
1591 			if ((extdat.ovrflg & MS_REG_OVR_BKST) != MS_REG_OVR_BKST_OK) {
1592 				ms_lib_setacquired_errorblock(us, PhyBlock);
1593 				continue;
1594 			}
1595 
1596 			if ((extdat.mngflg & MS_REG_MNG_ATFLG) == MS_REG_MNG_ATFLG_ATTBL) {
1597 				ms_lib_erase_phyblock(us, PhyBlock);
1598 				continue;
1599 			}
1600 
1601 			if (extdat.logadr != MS_LB_NOT_USED) {
1602 				if ((extdat.logadr < LogStart) || (LogEnde <= extdat.logadr)) {
1603 					ms_lib_erase_phyblock(us, PhyBlock);
1604 					continue;
1605 				}
1606 
1607 				newblk = ms_libconv_to_physical(info, extdat.logadr);
1608 
1609 				if (newblk != MS_LB_NOT_USED) {
1610 					if (extdat.logadr == 0) {
1611 						ms_lib_set_logicalpair(us, extdat.logadr, PhyBlock);
1612 						if (ms_lib_check_disableblock(us, btBlk1st)) {
1613 							ms_lib_set_logicalpair(us, extdat.logadr, newblk);
1614 							continue;
1615 						}
1616 					}
1617 
1618 					ms_lib_read_extra(us, newblk, 0, &extdat);
1619 					if ((extdat.ovrflg & MS_REG_OVR_UDST) == MS_REG_OVR_UDST_UPDATING) {
1620 						ms_lib_erase_phyblock(us, PhyBlock);
1621 						continue;
1622 					} else {
1623 						ms_lib_erase_phyblock(us, newblk);
1624 					}
1625 				}
1626 
1627 				ms_lib_set_logicalpair(us, extdat.logadr, PhyBlock);
1628 			}
1629 		}
1630 	} /* End for ... */
1631 
1632 	return MS_STATUS_SUCCESS;
1633 }
1634 
1635 
1636 static int ms_scsi_read(struct us_data *us, struct scsi_cmnd *srb)
1637 {
1638 	int result;
1639 	unsigned char *cdb = srb->cmnd;
1640 	struct bulk_cb_wrap *bcb = (struct bulk_cb_wrap *) us->iobuf;
1641 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
1642 
1643 	u32 bn = ((cdb[2] << 24) & 0xff000000) | ((cdb[3] << 16) & 0x00ff0000) |
1644 		((cdb[4] << 8) & 0x0000ff00) | ((cdb[5] << 0) & 0x000000ff);
1645 	u16 blen = ((cdb[7] << 8) & 0xff00) | ((cdb[8] << 0) & 0x00ff);
1646 	u32 blenByte = blen * 0x200;
1647 
1648 	if (bn > info->bl_num)
1649 		return USB_STOR_TRANSPORT_ERROR;
1650 
1651 	if (info->MS_Status.IsMSPro) {
1652 		result = ene_load_bincode(us, MSP_RW_PATTERN);
1653 		if (result != USB_STOR_XFER_GOOD) {
1654 			usb_stor_dbg(us, "Load MPS RW pattern Fail !!\n");
1655 			return USB_STOR_TRANSPORT_ERROR;
1656 		}
1657 
1658 		/* set up the command wrapper */
1659 		memset(bcb, 0, sizeof(struct bulk_cb_wrap));
1660 		bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN);
1661 		bcb->DataTransferLength = blenByte;
1662 		bcb->Flags  = US_BULK_FLAG_IN;
1663 		bcb->CDB[0] = 0xF1;
1664 		bcb->CDB[1] = 0x02;
1665 		bcb->CDB[5] = (unsigned char)(bn);
1666 		bcb->CDB[4] = (unsigned char)(bn>>8);
1667 		bcb->CDB[3] = (unsigned char)(bn>>16);
1668 		bcb->CDB[2] = (unsigned char)(bn>>24);
1669 
1670 		result = ene_send_scsi_cmd(us, FDIR_READ, scsi_sglist(srb), 1);
1671 	} else {
1672 		void *buf;
1673 		int offset = 0;
1674 		u16 phyblk, logblk;
1675 		u8 PageNum;
1676 		u16 len;
1677 		u32 blkno;
1678 
1679 		buf = kmalloc(blenByte, GFP_KERNEL);
1680 		if (buf == NULL)
1681 			return USB_STOR_TRANSPORT_ERROR;
1682 
1683 		result = ene_load_bincode(us, MS_RW_PATTERN);
1684 		if (result != USB_STOR_XFER_GOOD) {
1685 			pr_info("Load MS RW pattern Fail !!\n");
1686 			result = USB_STOR_TRANSPORT_ERROR;
1687 			goto exit;
1688 		}
1689 
1690 		logblk  = (u16)(bn / info->MS_Lib.PagesPerBlock);
1691 		PageNum = (u8)(bn % info->MS_Lib.PagesPerBlock);
1692 
1693 		while (1) {
1694 			if (blen > (info->MS_Lib.PagesPerBlock-PageNum))
1695 				len = info->MS_Lib.PagesPerBlock-PageNum;
1696 			else
1697 				len = blen;
1698 
1699 			phyblk = ms_libconv_to_physical(info, logblk);
1700 			blkno  = phyblk * 0x20 + PageNum;
1701 
1702 			/* set up the command wrapper */
1703 			memset(bcb, 0, sizeof(struct bulk_cb_wrap));
1704 			bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN);
1705 			bcb->DataTransferLength = 0x200 * len;
1706 			bcb->Flags  = US_BULK_FLAG_IN;
1707 			bcb->CDB[0] = 0xF1;
1708 			bcb->CDB[1] = 0x02;
1709 			bcb->CDB[5] = (unsigned char)(blkno);
1710 			bcb->CDB[4] = (unsigned char)(blkno>>8);
1711 			bcb->CDB[3] = (unsigned char)(blkno>>16);
1712 			bcb->CDB[2] = (unsigned char)(blkno>>24);
1713 
1714 			result = ene_send_scsi_cmd(us, FDIR_READ, buf+offset, 0);
1715 			if (result != USB_STOR_XFER_GOOD) {
1716 				pr_info("MS_SCSI_Read --- result = %x\n", result);
1717 				result = USB_STOR_TRANSPORT_ERROR;
1718 				goto exit;
1719 			}
1720 
1721 			blen -= len;
1722 			if (blen <= 0)
1723 				break;
1724 			logblk++;
1725 			PageNum = 0;
1726 			offset += MS_BYTES_PER_PAGE*len;
1727 		}
1728 		usb_stor_set_xfer_buf(buf, blenByte, srb);
1729 exit:
1730 		kfree(buf);
1731 	}
1732 	return result;
1733 }
1734 
1735 static int ms_scsi_write(struct us_data *us, struct scsi_cmnd *srb)
1736 {
1737 	int result;
1738 	struct bulk_cb_wrap *bcb = (struct bulk_cb_wrap *) us->iobuf;
1739 	unsigned char *cdb = srb->cmnd;
1740 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
1741 
1742 	u32 bn = ((cdb[2] << 24) & 0xff000000) |
1743 			((cdb[3] << 16) & 0x00ff0000) |
1744 			((cdb[4] << 8) & 0x0000ff00) |
1745 			((cdb[5] << 0) & 0x000000ff);
1746 	u16 blen = ((cdb[7] << 8) & 0xff00) | ((cdb[8] << 0) & 0x00ff);
1747 	u32 blenByte = blen * 0x200;
1748 
1749 	if (bn > info->bl_num)
1750 		return USB_STOR_TRANSPORT_ERROR;
1751 
1752 	if (info->MS_Status.IsMSPro) {
1753 		result = ene_load_bincode(us, MSP_RW_PATTERN);
1754 		if (result != USB_STOR_XFER_GOOD) {
1755 			pr_info("Load MSP RW pattern Fail !!\n");
1756 			return USB_STOR_TRANSPORT_ERROR;
1757 		}
1758 
1759 		/* set up the command wrapper */
1760 		memset(bcb, 0, sizeof(struct bulk_cb_wrap));
1761 		bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN);
1762 		bcb->DataTransferLength = blenByte;
1763 		bcb->Flags  = 0x00;
1764 		bcb->CDB[0] = 0xF0;
1765 		bcb->CDB[1] = 0x04;
1766 		bcb->CDB[5] = (unsigned char)(bn);
1767 		bcb->CDB[4] = (unsigned char)(bn>>8);
1768 		bcb->CDB[3] = (unsigned char)(bn>>16);
1769 		bcb->CDB[2] = (unsigned char)(bn>>24);
1770 
1771 		result = ene_send_scsi_cmd(us, FDIR_WRITE, scsi_sglist(srb), 1);
1772 	} else {
1773 		void *buf;
1774 		int offset = 0;
1775 		u16 PhyBlockAddr;
1776 		u8 PageNum;
1777 		u16 len, oldphy, newphy;
1778 
1779 		buf = kmalloc(blenByte, GFP_KERNEL);
1780 		if (buf == NULL)
1781 			return USB_STOR_TRANSPORT_ERROR;
1782 		usb_stor_set_xfer_buf(buf, blenByte, srb);
1783 
1784 		result = ene_load_bincode(us, MS_RW_PATTERN);
1785 		if (result != USB_STOR_XFER_GOOD) {
1786 			pr_info("Load MS RW pattern Fail !!\n");
1787 			result = USB_STOR_TRANSPORT_ERROR;
1788 			goto exit;
1789 		}
1790 
1791 		PhyBlockAddr = (u16)(bn / info->MS_Lib.PagesPerBlock);
1792 		PageNum      = (u8)(bn % info->MS_Lib.PagesPerBlock);
1793 
1794 		while (1) {
1795 			if (blen > (info->MS_Lib.PagesPerBlock-PageNum))
1796 				len = info->MS_Lib.PagesPerBlock-PageNum;
1797 			else
1798 				len = blen;
1799 
1800 			oldphy = ms_libconv_to_physical(info, PhyBlockAddr); /* need check us <-> info */
1801 			newphy = ms_libsearch_block_from_logical(us, PhyBlockAddr);
1802 
1803 			result = ms_read_copyblock(us, oldphy, newphy, PhyBlockAddr, PageNum, buf+offset, len);
1804 
1805 			if (result != USB_STOR_XFER_GOOD) {
1806 				pr_info("MS_SCSI_Write --- result = %x\n", result);
1807 				result =  USB_STOR_TRANSPORT_ERROR;
1808 				goto exit;
1809 			}
1810 
1811 			info->MS_Lib.Phy2LogMap[oldphy] = MS_LB_NOT_USED_ERASED;
1812 			ms_lib_force_setlogical_pair(us, PhyBlockAddr, newphy);
1813 
1814 			blen -= len;
1815 			if (blen <= 0)
1816 				break;
1817 			PhyBlockAddr++;
1818 			PageNum = 0;
1819 			offset += MS_BYTES_PER_PAGE*len;
1820 		}
1821 exit:
1822 		kfree(buf);
1823 	}
1824 	return result;
1825 }
1826 
1827 /*
1828  * ENE MS Card
1829  */
1830 
1831 static int ene_get_card_type(struct us_data *us, u16 index, void *buf)
1832 {
1833 	struct bulk_cb_wrap *bcb = (struct bulk_cb_wrap *) us->iobuf;
1834 	int result;
1835 
1836 	memset(bcb, 0, sizeof(struct bulk_cb_wrap));
1837 	bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN);
1838 	bcb->DataTransferLength	= 0x01;
1839 	bcb->Flags			= US_BULK_FLAG_IN;
1840 	bcb->CDB[0]			= 0xED;
1841 	bcb->CDB[2]			= (unsigned char)(index>>8);
1842 	bcb->CDB[3]			= (unsigned char)index;
1843 
1844 	result = ene_send_scsi_cmd(us, FDIR_READ, buf, 0);
1845 	return result;
1846 }
1847 
1848 static int ene_get_card_status(struct us_data *us, u8 *buf)
1849 {
1850 	u16 tmpreg;
1851 	u32 reg4b;
1852 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
1853 
1854 	/*usb_stor_dbg(us, "transport --- ENE_ReadSDReg\n");*/
1855 	reg4b = *(u32 *)&buf[0x18];
1856 	info->SD_READ_BL_LEN = (u8)((reg4b >> 8) & 0x0f);
1857 
1858 	tmpreg = (u16) reg4b;
1859 	reg4b = *(u32 *)(&buf[0x14]);
1860 	if (info->SD_Status.HiCapacity && !info->SD_Status.IsMMC)
1861 		info->HC_C_SIZE = (reg4b >> 8) & 0x3fffff;
1862 
1863 	info->SD_C_SIZE = ((tmpreg & 0x03) << 10) | (u16)(reg4b >> 22);
1864 	info->SD_C_SIZE_MULT = (u8)(reg4b >> 7)  & 0x07;
1865 	if (info->SD_Status.HiCapacity && info->SD_Status.IsMMC)
1866 		info->HC_C_SIZE = *(u32 *)(&buf[0x100]);
1867 
1868 	if (info->SD_READ_BL_LEN > SD_BLOCK_LEN) {
1869 		info->SD_Block_Mult = 1 << (info->SD_READ_BL_LEN-SD_BLOCK_LEN);
1870 		info->SD_READ_BL_LEN = SD_BLOCK_LEN;
1871 	} else {
1872 		info->SD_Block_Mult = 1;
1873 	}
1874 
1875 	return USB_STOR_TRANSPORT_GOOD;
1876 }
1877 
1878 static int ene_load_bincode(struct us_data *us, unsigned char flag)
1879 {
1880 	int err;
1881 	char *fw_name = NULL;
1882 	unsigned char *buf = NULL;
1883 	const struct firmware *sd_fw = NULL;
1884 	int result = USB_STOR_TRANSPORT_ERROR;
1885 	struct bulk_cb_wrap *bcb = (struct bulk_cb_wrap *) us->iobuf;
1886 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
1887 
1888 	if (info->BIN_FLAG == flag)
1889 		return USB_STOR_TRANSPORT_GOOD;
1890 
1891 	switch (flag) {
1892 	/* For SD */
1893 	case SD_INIT1_PATTERN:
1894 		usb_stor_dbg(us, "SD_INIT1_PATTERN\n");
1895 		fw_name = SD_INIT1_FIRMWARE;
1896 		break;
1897 	case SD_INIT2_PATTERN:
1898 		usb_stor_dbg(us, "SD_INIT2_PATTERN\n");
1899 		fw_name = SD_INIT2_FIRMWARE;
1900 		break;
1901 	case SD_RW_PATTERN:
1902 		usb_stor_dbg(us, "SD_RW_PATTERN\n");
1903 		fw_name = SD_RW_FIRMWARE;
1904 		break;
1905 	/* For MS */
1906 	case MS_INIT_PATTERN:
1907 		usb_stor_dbg(us, "MS_INIT_PATTERN\n");
1908 		fw_name = MS_INIT_FIRMWARE;
1909 		break;
1910 	case MSP_RW_PATTERN:
1911 		usb_stor_dbg(us, "MSP_RW_PATTERN\n");
1912 		fw_name = MSP_RW_FIRMWARE;
1913 		break;
1914 	case MS_RW_PATTERN:
1915 		usb_stor_dbg(us, "MS_RW_PATTERN\n");
1916 		fw_name = MS_RW_FIRMWARE;
1917 		break;
1918 	default:
1919 		usb_stor_dbg(us, "----------- Unknown PATTERN ----------\n");
1920 		goto nofw;
1921 	}
1922 
1923 	err = request_firmware(&sd_fw, fw_name, &us->pusb_dev->dev);
1924 	if (err) {
1925 		usb_stor_dbg(us, "load firmware %s failed\n", fw_name);
1926 		goto nofw;
1927 	}
1928 	buf = kmemdup(sd_fw->data, sd_fw->size, GFP_KERNEL);
1929 	if (buf == NULL)
1930 		goto nofw;
1931 
1932 	memset(bcb, 0, sizeof(struct bulk_cb_wrap));
1933 	bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN);
1934 	bcb->DataTransferLength = sd_fw->size;
1935 	bcb->Flags = 0x00;
1936 	bcb->CDB[0] = 0xEF;
1937 
1938 	result = ene_send_scsi_cmd(us, FDIR_WRITE, buf, 0);
1939 	if (us->srb != NULL)
1940 		scsi_set_resid(us->srb, 0);
1941 	info->BIN_FLAG = flag;
1942 	kfree(buf);
1943 
1944 nofw:
1945 	release_firmware(sd_fw);
1946 	return result;
1947 }
1948 
1949 static int ms_card_init(struct us_data *us)
1950 {
1951 	u32 result;
1952 	u16 TmpBlock;
1953 	unsigned char *PageBuffer0 = NULL, *PageBuffer1 = NULL;
1954 	struct ms_lib_type_extdat extdat;
1955 	u16 btBlk1st, btBlk2nd;
1956 	u32 btBlk1stErred;
1957 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
1958 
1959 	printk(KERN_INFO "MS_CardInit start\n");
1960 
1961 	ms_lib_free_allocatedarea(us); /* Clean buffer and set struct us_data flag to 0 */
1962 
1963 	/* get two PageBuffer */
1964 	PageBuffer0 = kmalloc(MS_BYTES_PER_PAGE, GFP_KERNEL);
1965 	PageBuffer1 = kmalloc(MS_BYTES_PER_PAGE, GFP_KERNEL);
1966 	if ((PageBuffer0 == NULL) || (PageBuffer1 == NULL)) {
1967 		result = MS_NO_MEMORY_ERROR;
1968 		goto exit;
1969 	}
1970 
1971 	btBlk1st = btBlk2nd = MS_LB_NOT_USED;
1972 	btBlk1stErred = 0;
1973 
1974 	for (TmpBlock = 0; TmpBlock < MS_MAX_INITIAL_ERROR_BLOCKS+2; TmpBlock++) {
1975 
1976 		switch (ms_read_readpage(us, TmpBlock, 0, (u32 *)PageBuffer0, &extdat)) {
1977 		case MS_STATUS_SUCCESS:
1978 			break;
1979 		case MS_STATUS_INT_ERROR:
1980 			break;
1981 		case MS_STATUS_ERROR:
1982 		default:
1983 			continue;
1984 		}
1985 
1986 		if ((extdat.ovrflg & MS_REG_OVR_BKST) == MS_REG_OVR_BKST_NG)
1987 			continue;
1988 
1989 		if (((extdat.mngflg & MS_REG_MNG_SYSFLG) == MS_REG_MNG_SYSFLG_USER) ||
1990 			(be16_to_cpu(((struct ms_bootblock_page0 *)PageBuffer0)->header.wBlockID) != MS_BOOT_BLOCK_ID) ||
1991 			(be16_to_cpu(((struct ms_bootblock_page0 *)PageBuffer0)->header.wFormatVersion) != MS_BOOT_BLOCK_FORMAT_VERSION) ||
1992 			(((struct ms_bootblock_page0 *)PageBuffer0)->header.bNumberOfDataEntry != MS_BOOT_BLOCK_DATA_ENTRIES))
1993 				continue;
1994 
1995 		if (btBlk1st != MS_LB_NOT_USED) {
1996 			btBlk2nd = TmpBlock;
1997 			break;
1998 		}
1999 
2000 		btBlk1st = TmpBlock;
2001 		memcpy(PageBuffer1, PageBuffer0, MS_BYTES_PER_PAGE);
2002 		if (extdat.status1 & (MS_REG_ST1_DTER | MS_REG_ST1_EXER | MS_REG_ST1_FGER))
2003 			btBlk1stErred = 1;
2004 	}
2005 
2006 	if (btBlk1st == MS_LB_NOT_USED) {
2007 		result = MS_STATUS_ERROR;
2008 		goto exit;
2009 	}
2010 
2011 	/* write protect */
2012 	if ((extdat.status0 & MS_REG_ST0_WP) == MS_REG_ST0_WP_ON)
2013 		ms_lib_ctrl_set(info, MS_LIB_CTRL_WRPROTECT);
2014 
2015 	result = MS_STATUS_ERROR;
2016 	/* 1st Boot Block */
2017 	if (btBlk1stErred == 0)
2018 		result = ms_lib_process_bootblock(us, btBlk1st, PageBuffer1);
2019 		/* 1st */
2020 	/* 2nd Boot Block */
2021 	if (result && (btBlk2nd != MS_LB_NOT_USED))
2022 		result = ms_lib_process_bootblock(us, btBlk2nd, PageBuffer0);
2023 
2024 	if (result) {
2025 		result = MS_STATUS_ERROR;
2026 		goto exit;
2027 	}
2028 
2029 	for (TmpBlock = 0; TmpBlock < btBlk1st; TmpBlock++)
2030 		info->MS_Lib.Phy2LogMap[TmpBlock] = MS_LB_INITIAL_ERROR;
2031 
2032 	info->MS_Lib.Phy2LogMap[btBlk1st] = MS_LB_BOOT_BLOCK;
2033 
2034 	if (btBlk2nd != MS_LB_NOT_USED) {
2035 		for (TmpBlock = btBlk1st + 1; TmpBlock < btBlk2nd; TmpBlock++)
2036 			info->MS_Lib.Phy2LogMap[TmpBlock] = MS_LB_INITIAL_ERROR;
2037 
2038 		info->MS_Lib.Phy2LogMap[btBlk2nd] = MS_LB_BOOT_BLOCK;
2039 	}
2040 
2041 	result = ms_lib_scan_logicalblocknumber(us, btBlk1st);
2042 	if (result)
2043 		goto exit;
2044 
2045 	for (TmpBlock = MS_PHYSICAL_BLOCKS_PER_SEGMENT;
2046 		TmpBlock < info->MS_Lib.NumberOfPhyBlock;
2047 		TmpBlock += MS_PHYSICAL_BLOCKS_PER_SEGMENT) {
2048 		if (ms_count_freeblock(us, TmpBlock) == 0) {
2049 			ms_lib_ctrl_set(info, MS_LIB_CTRL_WRPROTECT);
2050 			break;
2051 		}
2052 	}
2053 
2054 	/* write */
2055 	if (ms_lib_alloc_writebuf(us)) {
2056 		result = MS_NO_MEMORY_ERROR;
2057 		goto exit;
2058 	}
2059 
2060 	result = MS_STATUS_SUCCESS;
2061 
2062 exit:
2063 	kfree(PageBuffer1);
2064 	kfree(PageBuffer0);
2065 
2066 	printk(KERN_INFO "MS_CardInit end\n");
2067 	return result;
2068 }
2069 
2070 static int ene_ms_init(struct us_data *us)
2071 {
2072 	struct bulk_cb_wrap *bcb = (struct bulk_cb_wrap *) us->iobuf;
2073 	int result;
2074 	u16 MSP_BlockSize, MSP_UserAreaBlocks;
2075 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
2076 	u8 *bbuf = info->bbuf;
2077 
2078 	printk(KERN_INFO "transport --- ENE_MSInit\n");
2079 
2080 	/* the same part to test ENE */
2081 
2082 	result = ene_load_bincode(us, MS_INIT_PATTERN);
2083 	if (result != USB_STOR_XFER_GOOD) {
2084 		printk(KERN_ERR "Load MS Init Code Fail !!\n");
2085 		return USB_STOR_TRANSPORT_ERROR;
2086 	}
2087 
2088 	memset(bcb, 0, sizeof(struct bulk_cb_wrap));
2089 	bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN);
2090 	bcb->DataTransferLength = 0x200;
2091 	bcb->Flags      = US_BULK_FLAG_IN;
2092 	bcb->CDB[0]     = 0xF1;
2093 	bcb->CDB[1]     = 0x01;
2094 
2095 	result = ene_send_scsi_cmd(us, FDIR_READ, bbuf, 0);
2096 	if (result != USB_STOR_XFER_GOOD) {
2097 		printk(KERN_ERR "Execution MS Init Code Fail !!\n");
2098 		return USB_STOR_TRANSPORT_ERROR;
2099 	}
2100 	/* the same part to test ENE */
2101 	info->MS_Status = *(struct MS_STATUS *) bbuf;
2102 
2103 	if (info->MS_Status.Insert && info->MS_Status.Ready) {
2104 		printk(KERN_INFO "Insert     = %x\n", info->MS_Status.Insert);
2105 		printk(KERN_INFO "Ready      = %x\n", info->MS_Status.Ready);
2106 		printk(KERN_INFO "IsMSPro    = %x\n", info->MS_Status.IsMSPro);
2107 		printk(KERN_INFO "IsMSPHG    = %x\n", info->MS_Status.IsMSPHG);
2108 		printk(KERN_INFO "WtP= %x\n", info->MS_Status.WtP);
2109 		if (info->MS_Status.IsMSPro) {
2110 			MSP_BlockSize      = (bbuf[6] << 8) | bbuf[7];
2111 			MSP_UserAreaBlocks = (bbuf[10] << 8) | bbuf[11];
2112 			info->MSP_TotalBlock = MSP_BlockSize * MSP_UserAreaBlocks;
2113 		} else {
2114 			ms_card_init(us); /* Card is MS (to ms.c)*/
2115 		}
2116 		usb_stor_dbg(us, "MS Init Code OK !!\n");
2117 	} else {
2118 		usb_stor_dbg(us, "MS Card Not Ready --- %x\n", bbuf[0]);
2119 		return USB_STOR_TRANSPORT_ERROR;
2120 	}
2121 
2122 	return USB_STOR_TRANSPORT_GOOD;
2123 }
2124 
2125 static int ene_sd_init(struct us_data *us)
2126 {
2127 	int result;
2128 	struct bulk_cb_wrap *bcb = (struct bulk_cb_wrap *) us->iobuf;
2129 	struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
2130 	u8 *bbuf = info->bbuf;
2131 
2132 	usb_stor_dbg(us, "transport --- ENE_SDInit\n");
2133 	/* SD Init Part-1 */
2134 	result = ene_load_bincode(us, SD_INIT1_PATTERN);
2135 	if (result != USB_STOR_XFER_GOOD) {
2136 		usb_stor_dbg(us, "Load SD Init Code Part-1 Fail !!\n");
2137 		return USB_STOR_TRANSPORT_ERROR;
2138 	}
2139 
2140 	memset(bcb, 0, sizeof(struct bulk_cb_wrap));
2141 	bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN);
2142 	bcb->Flags = US_BULK_FLAG_IN;
2143 	bcb->CDB[0] = 0xF2;
2144 
2145 	result = ene_send_scsi_cmd(us, FDIR_READ, NULL, 0);
2146 	if (result != USB_STOR_XFER_GOOD) {
2147 		usb_stor_dbg(us, "Execution SD Init Code Fail !!\n");
2148 		return USB_STOR_TRANSPORT_ERROR;
2149 	}
2150 
2151 	/* SD Init Part-2 */
2152 	result = ene_load_bincode(us, SD_INIT2_PATTERN);
2153 	if (result != USB_STOR_XFER_GOOD) {
2154 		usb_stor_dbg(us, "Load SD Init Code Part-2 Fail !!\n");
2155 		return USB_STOR_TRANSPORT_ERROR;
2156 	}
2157 
2158 	memset(bcb, 0, sizeof(struct bulk_cb_wrap));
2159 	bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN);
2160 	bcb->DataTransferLength = 0x200;
2161 	bcb->Flags              = US_BULK_FLAG_IN;
2162 	bcb->CDB[0]             = 0xF1;
2163 
2164 	result = ene_send_scsi_cmd(us, FDIR_READ, bbuf, 0);
2165 	if (result != USB_STOR_XFER_GOOD) {
2166 		usb_stor_dbg(us, "Execution SD Init Code Fail !!\n");
2167 		return USB_STOR_TRANSPORT_ERROR;
2168 	}
2169 
2170 	info->SD_Status =  *(struct SD_STATUS *) bbuf;
2171 	if (info->SD_Status.Insert && info->SD_Status.Ready) {
2172 		struct SD_STATUS *s = &info->SD_Status;
2173 
2174 		ene_get_card_status(us, bbuf);
2175 		usb_stor_dbg(us, "Insert     = %x\n", s->Insert);
2176 		usb_stor_dbg(us, "Ready      = %x\n", s->Ready);
2177 		usb_stor_dbg(us, "IsMMC      = %x\n", s->IsMMC);
2178 		usb_stor_dbg(us, "HiCapacity = %x\n", s->HiCapacity);
2179 		usb_stor_dbg(us, "HiSpeed    = %x\n", s->HiSpeed);
2180 		usb_stor_dbg(us, "WtP        = %x\n", s->WtP);
2181 	} else {
2182 		usb_stor_dbg(us, "SD Card Not Ready --- %x\n", bbuf[0]);
2183 		return USB_STOR_TRANSPORT_ERROR;
2184 	}
2185 	return USB_STOR_TRANSPORT_GOOD;
2186 }
2187 
2188 
2189 static int ene_init(struct us_data *us)
2190 {
2191 	int result;
2192 	u8  misc_reg03;
2193 	struct ene_ub6250_info *info = (struct ene_ub6250_info *)(us->extra);
2194 	u8 *bbuf = info->bbuf;
2195 
2196 	result = ene_get_card_type(us, REG_CARD_STATUS, bbuf);
2197 	if (result != USB_STOR_XFER_GOOD)
2198 		return USB_STOR_TRANSPORT_ERROR;
2199 
2200 	misc_reg03 = bbuf[0];
2201 	if (misc_reg03 & 0x01) {
2202 		if (!info->SD_Status.Ready) {
2203 			result = ene_sd_init(us);
2204 			if (result != USB_STOR_XFER_GOOD)
2205 				return USB_STOR_TRANSPORT_ERROR;
2206 		}
2207 	}
2208 	if (misc_reg03 & 0x02) {
2209 		if (!info->MS_Status.Ready) {
2210 			result = ene_ms_init(us);
2211 			if (result != USB_STOR_XFER_GOOD)
2212 				return USB_STOR_TRANSPORT_ERROR;
2213 		}
2214 	}
2215 	return result;
2216 }
2217 
2218 /*----- sd_scsi_irp() ---------*/
2219 static int sd_scsi_irp(struct us_data *us, struct scsi_cmnd *srb)
2220 {
2221 	int    result;
2222 	struct ene_ub6250_info *info = (struct ene_ub6250_info *)us->extra;
2223 
2224 	switch (srb->cmnd[0]) {
2225 	case TEST_UNIT_READY:
2226 		result = sd_scsi_test_unit_ready(us, srb);
2227 		break; /* 0x00 */
2228 	case REQUEST_SENSE:
2229 		result = do_scsi_request_sense(us, srb);
2230 		break; /* 0x03 */
2231 	case INQUIRY:
2232 		result = do_scsi_inquiry(us, srb);
2233 		break; /* 0x12 */
2234 	case MODE_SENSE:
2235 		result = sd_scsi_mode_sense(us, srb);
2236 		break; /* 0x1A */
2237 	/*
2238 	case START_STOP:
2239 		result = SD_SCSI_Start_Stop(us, srb);
2240 		break; //0x1B
2241 	*/
2242 	case READ_CAPACITY:
2243 		result = sd_scsi_read_capacity(us, srb);
2244 		break; /* 0x25 */
2245 	case READ_10:
2246 		result = sd_scsi_read(us, srb);
2247 		break; /* 0x28 */
2248 	case WRITE_10:
2249 		result = sd_scsi_write(us, srb);
2250 		break; /* 0x2A */
2251 	default:
2252 		info->SrbStatus = SS_ILLEGAL_REQUEST;
2253 		result = USB_STOR_TRANSPORT_FAILED;
2254 		break;
2255 	}
2256 	if (result == USB_STOR_TRANSPORT_GOOD)
2257 		info->SrbStatus = SS_SUCCESS;
2258 	return result;
2259 }
2260 
2261 /*
2262  * ms_scsi_irp()
2263  */
2264 static int ms_scsi_irp(struct us_data *us, struct scsi_cmnd *srb)
2265 {
2266 	int result;
2267 	struct ene_ub6250_info *info = (struct ene_ub6250_info *)us->extra;
2268 
2269 	switch (srb->cmnd[0]) {
2270 	case TEST_UNIT_READY:
2271 		result = ms_scsi_test_unit_ready(us, srb);
2272 		break; /* 0x00 */
2273 	case REQUEST_SENSE:
2274 		result = do_scsi_request_sense(us, srb);
2275 		break; /* 0x03 */
2276 	case INQUIRY:
2277 		result = do_scsi_inquiry(us, srb);
2278 		break; /* 0x12 */
2279 	case MODE_SENSE:
2280 		result = ms_scsi_mode_sense(us, srb);
2281 		break; /* 0x1A */
2282 	case READ_CAPACITY:
2283 		result = ms_scsi_read_capacity(us, srb);
2284 		break; /* 0x25 */
2285 	case READ_10:
2286 		result = ms_scsi_read(us, srb);
2287 		break; /* 0x28 */
2288 	case WRITE_10:
2289 		result = ms_scsi_write(us, srb);
2290 		break;  /* 0x2A */
2291 	default:
2292 		info->SrbStatus = SS_ILLEGAL_REQUEST;
2293 		result = USB_STOR_TRANSPORT_FAILED;
2294 		break;
2295 	}
2296 	if (result == USB_STOR_TRANSPORT_GOOD)
2297 		info->SrbStatus = SS_SUCCESS;
2298 	return result;
2299 }
2300 
2301 static int ene_transport(struct scsi_cmnd *srb, struct us_data *us)
2302 {
2303 	int result = USB_STOR_XFER_GOOD;
2304 	struct ene_ub6250_info *info = (struct ene_ub6250_info *)(us->extra);
2305 
2306 	/*US_DEBUG(usb_stor_show_command(us, srb)); */
2307 	scsi_set_resid(srb, 0);
2308 	if (unlikely(!(info->SD_Status.Ready || info->MS_Status.Ready)))
2309 		result = ene_init(us);
2310 	if (result == USB_STOR_XFER_GOOD) {
2311 		result = USB_STOR_TRANSPORT_ERROR;
2312 		if (info->SD_Status.Ready)
2313 			result = sd_scsi_irp(us, srb);
2314 
2315 		if (info->MS_Status.Ready)
2316 			result = ms_scsi_irp(us, srb);
2317 	}
2318 	return result;
2319 }
2320 
2321 static struct scsi_host_template ene_ub6250_host_template;
2322 
2323 static int ene_ub6250_probe(struct usb_interface *intf,
2324 			 const struct usb_device_id *id)
2325 {
2326 	int result;
2327 	u8  misc_reg03;
2328 	struct us_data *us;
2329 	struct ene_ub6250_info *info;
2330 
2331 	result = usb_stor_probe1(&us, intf, id,
2332 		   (id - ene_ub6250_usb_ids) + ene_ub6250_unusual_dev_list,
2333 		   &ene_ub6250_host_template);
2334 	if (result)
2335 		return result;
2336 
2337 	/* FIXME: where should the code alloc extra buf ? */
2338 	us->extra = kzalloc(sizeof(struct ene_ub6250_info), GFP_KERNEL);
2339 	if (!us->extra)
2340 		return -ENOMEM;
2341 	us->extra_destructor = ene_ub6250_info_destructor;
2342 
2343 	info = (struct ene_ub6250_info *)(us->extra);
2344 	info->bbuf = kmalloc(512, GFP_KERNEL);
2345 	if (!info->bbuf) {
2346 		kfree(us->extra);
2347 		return -ENOMEM;
2348 	}
2349 
2350 	us->transport_name = "ene_ub6250";
2351 	us->transport = ene_transport;
2352 	us->max_lun = 0;
2353 
2354 	result = usb_stor_probe2(us);
2355 	if (result)
2356 		return result;
2357 
2358 	/* probe card type */
2359 	result = ene_get_card_type(us, REG_CARD_STATUS, info->bbuf);
2360 	if (result != USB_STOR_XFER_GOOD) {
2361 		usb_stor_disconnect(intf);
2362 		return USB_STOR_TRANSPORT_ERROR;
2363 	}
2364 
2365 	misc_reg03 = info->bbuf[0];
2366 	if (!(misc_reg03 & 0x01)) {
2367 		pr_info("ums_eneub6250: This driver only supports SD/MS cards. "
2368 			"It does not support SM cards.\n");
2369 	}
2370 
2371 	return result;
2372 }
2373 
2374 
2375 #ifdef CONFIG_PM
2376 
2377 static int ene_ub6250_resume(struct usb_interface *iface)
2378 {
2379 	u8 tmp = 0;
2380 	struct us_data *us = usb_get_intfdata(iface);
2381 	struct ene_ub6250_info *info = (struct ene_ub6250_info *)(us->extra);
2382 
2383 	mutex_lock(&us->dev_mutex);
2384 
2385 	if (us->suspend_resume_hook)
2386 		(us->suspend_resume_hook)(us, US_RESUME);
2387 
2388 	mutex_unlock(&us->dev_mutex);
2389 
2390 	info->Power_IsResum = true;
2391 	/*info->SD_Status.Ready = 0; */
2392 	info->SD_Status = *(struct SD_STATUS *)&tmp;
2393 	info->MS_Status = *(struct MS_STATUS *)&tmp;
2394 	info->SM_Status = *(struct SM_STATUS *)&tmp;
2395 
2396 	return 0;
2397 }
2398 
2399 static int ene_ub6250_reset_resume(struct usb_interface *iface)
2400 {
2401 	u8 tmp = 0;
2402 	struct us_data *us = usb_get_intfdata(iface);
2403 	struct ene_ub6250_info *info = (struct ene_ub6250_info *)(us->extra);
2404 
2405 	/* Report the reset to the SCSI core */
2406 	usb_stor_reset_resume(iface);
2407 
2408 	/*
2409 	 * FIXME: Notify the subdrivers that they need to reinitialize
2410 	 * the device
2411 	 */
2412 	info->Power_IsResum = true;
2413 	/*info->SD_Status.Ready = 0; */
2414 	info->SD_Status = *(struct SD_STATUS *)&tmp;
2415 	info->MS_Status = *(struct MS_STATUS *)&tmp;
2416 	info->SM_Status = *(struct SM_STATUS *)&tmp;
2417 
2418 	return 0;
2419 }
2420 
2421 #else
2422 
2423 #define ene_ub6250_resume		NULL
2424 #define ene_ub6250_reset_resume		NULL
2425 
2426 #endif
2427 
2428 static struct usb_driver ene_ub6250_driver = {
2429 	.name =		DRV_NAME,
2430 	.probe =	ene_ub6250_probe,
2431 	.disconnect =	usb_stor_disconnect,
2432 	.suspend =	usb_stor_suspend,
2433 	.resume =	ene_ub6250_resume,
2434 	.reset_resume =	ene_ub6250_reset_resume,
2435 	.pre_reset =	usb_stor_pre_reset,
2436 	.post_reset =	usb_stor_post_reset,
2437 	.id_table =	ene_ub6250_usb_ids,
2438 	.soft_unbind =	1,
2439 	.no_dynamic_id = 1,
2440 };
2441 
2442 module_usb_stor_driver(ene_ub6250_driver, ene_ub6250_host_template, DRV_NAME);
2443