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linux/drivers/usb/storage/ene_ub6250.c
Felipe Balbi bc985c10f3 USB: storage: ene_ub6250: fix compile warnings 
Fix the following compile warning:

| drivers/usb/storage/ene_ub6250.c: In function ‘ms_scsi_write’:
| drivers/usb/storage/ene_ub6250.c:1728:6: warning: ‘result’ may \
|	be used uninitialized in this function [-Wuninitialized]
| drivers/usb/storage/ene_ub6250.c:1795:77: warning: ‘offset’ may \
|	be used uninitialized in this function [-Wuninitialized]

Signed-off-by: Felipe Balbi <balbi@ti.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2011-11-15 10:06:16 -08:00

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/*
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2, or (at your option) any
* later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include <linux/jiffies.h>
#include <linux/errno.h>
#include <linux/module.h>
#include <linux/slab.h>
#include <scsi/scsi.h>
#include <scsi/scsi_cmnd.h>
#include <linux/firmware.h>
#include "usb.h"
#include "transport.h"
#include "protocol.h"
#include "debug.h"
MODULE_DESCRIPTION("Driver for ENE UB6250 reader");
MODULE_LICENSE("GPL");
/*
* The table of devices
*/
#define UNUSUAL_DEV(id_vendor, id_product, bcdDeviceMin, bcdDeviceMax, \
vendorName, productName, useProtocol, useTransport, \
initFunction, flags) \
{ USB_DEVICE_VER(id_vendor, id_product, bcdDeviceMin, bcdDeviceMax), \
.driver_info = (flags)|(USB_US_TYPE_STOR<<24) }
struct usb_device_id ene_ub6250_usb_ids[] = {
# include "unusual_ene_ub6250.h"
{ } /* Terminating entry */
};
MODULE_DEVICE_TABLE(usb, ene_ub6250_usb_ids);
#undef UNUSUAL_DEV
/*
* The flags table
*/
#define UNUSUAL_DEV(idVendor, idProduct, bcdDeviceMin, bcdDeviceMax, \
vendor_name, product_name, use_protocol, use_transport, \
init_function, Flags) \
{ \
.vendorName = vendor_name, \
.productName = product_name, \
.useProtocol = use_protocol, \
.useTransport = use_transport, \
.initFunction = init_function, \
}
static struct us_unusual_dev ene_ub6250_unusual_dev_list[] = {
# include "unusual_ene_ub6250.h"
{ } /* Terminating entry */
};
#undef UNUSUAL_DEV
/* ENE bin code len */
#define ENE_BIN_CODE_LEN 0x800
/* EnE HW Register */
#define REG_CARD_STATUS 0xFF83
#define REG_HW_TRAP1 0xFF89
/* SRB Status */
#define SS_SUCCESS 0x00 /* No Sense */
#define SS_NOT_READY 0x02
#define SS_MEDIUM_ERR 0x03
#define SS_HW_ERR 0x04
#define SS_ILLEGAL_REQUEST 0x05
#define SS_UNIT_ATTENTION 0x06
/* ENE Load FW Pattern */
#define SD_INIT1_PATTERN 1
#define SD_INIT2_PATTERN 2
#define SD_RW_PATTERN 3
#define MS_INIT_PATTERN 4
#define MSP_RW_PATTERN 5
#define MS_RW_PATTERN 6
#define SM_INIT_PATTERN 7
#define SM_RW_PATTERN 8
#define FDIR_WRITE 0
#define FDIR_READ 1
/* For MS Card */
/* Status Register 1 */
#define MS_REG_ST1_MB 0x80 /* media busy */
#define MS_REG_ST1_FB1 0x40 /* flush busy 1 */
#define MS_REG_ST1_DTER 0x20 /* error on data(corrected) */
#define MS_REG_ST1_UCDT 0x10 /* unable to correct data */
#define MS_REG_ST1_EXER 0x08 /* error on extra(corrected) */
#define MS_REG_ST1_UCEX 0x04 /* unable to correct extra */
#define MS_REG_ST1_FGER 0x02 /* error on overwrite flag(corrected) */
#define MS_REG_ST1_UCFG 0x01 /* unable to correct overwrite flag */
#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)
/* Overwrite Area */
#define MS_REG_OVR_BKST 0x80 /* block status */
#define MS_REG_OVR_BKST_OK MS_REG_OVR_BKST /* OK */
#define MS_REG_OVR_BKST_NG 0x00 /* NG */
#define MS_REG_OVR_PGST0 0x40 /* page status */
#define MS_REG_OVR_PGST1 0x20
#define MS_REG_OVR_PGST_MASK (MS_REG_OVR_PGST0 | MS_REG_OVR_PGST1)
#define MS_REG_OVR_PGST_OK (MS_REG_OVR_PGST0 | MS_REG_OVR_PGST1) /* OK */
#define MS_REG_OVR_PGST_NG MS_REG_OVR_PGST1 /* NG */
#define MS_REG_OVR_PGST_DATA_ERROR 0x00 /* data error */
#define MS_REG_OVR_UDST 0x10 /* update status */
#define MS_REG_OVR_UDST_UPDATING 0x00 /* updating */
#define MS_REG_OVR_UDST_NO_UPDATE MS_REG_OVR_UDST
#define MS_REG_OVR_RESERVED 0x08
#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)
/* Management Flag */
#define MS_REG_MNG_SCMS0 0x20 /* serial copy management system */
#define MS_REG_MNG_SCMS1 0x10
#define MS_REG_MNG_SCMS_MASK (MS_REG_MNG_SCMS0 | MS_REG_MNG_SCMS1)
#define MS_REG_MNG_SCMS_COPY_OK (MS_REG_MNG_SCMS0 | MS_REG_MNG_SCMS1)
#define MS_REG_MNG_SCMS_ONE_COPY MS_REG_MNG_SCMS1
#define MS_REG_MNG_SCMS_NO_COPY 0x00
#define MS_REG_MNG_ATFLG 0x08 /* address transfer table flag */
#define MS_REG_MNG_ATFLG_OTHER MS_REG_MNG_ATFLG /* other */
#define MS_REG_MNG_ATFLG_ATTBL 0x00 /* address transfer table */
#define MS_REG_MNG_SYSFLG 0x04 /* system flag */
#define MS_REG_MNG_SYSFLG_USER MS_REG_MNG_SYSFLG /* user block */
#define MS_REG_MNG_SYSFLG_BOOT 0x00 /* system block */
#define MS_REG_MNG_RESERVED 0xc3
#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)
#define MS_MAX_PAGES_PER_BLOCK 32
#define MS_MAX_INITIAL_ERROR_BLOCKS 10
#define MS_LIB_BITS_PER_BYTE 8
#define MS_SYSINF_FORMAT_FAT 1
#define MS_SYSINF_USAGE_GENERAL 0
#define MS_SYSINF_MSCLASS_TYPE_1 1
#define MS_SYSINF_PAGE_SIZE MS_BYTES_PER_PAGE /* fixed */
#define MS_SYSINF_CARDTYPE_RDONLY 1
#define MS_SYSINF_CARDTYPE_RDWR 2
#define MS_SYSINF_CARDTYPE_HYBRID 3
#define MS_SYSINF_SECURITY 0x01
#define MS_SYSINF_SECURITY_NO_SUPPORT MS_SYSINF_SECURITY
#define MS_SYSINF_SECURITY_SUPPORT 0
#define MS_SYSINF_RESERVED1 1
#define MS_SYSINF_RESERVED2 1
#define MS_SYSENT_TYPE_INVALID_BLOCK 0x01
#define MS_SYSENT_TYPE_CIS_IDI 0x0a /* CIS/IDI */
#define SIZE_OF_KIRO 1024
#define BYTE_MASK 0xff
/* ms error code */
#define MS_STATUS_WRITE_PROTECT 0x0106
#define MS_STATUS_SUCCESS 0x0000
#define MS_ERROR_FLASH_READ 0x8003
#define MS_ERROR_FLASH_ERASE 0x8005
#define MS_LB_ERROR 0xfff0
#define MS_LB_BOOT_BLOCK 0xfff1
#define MS_LB_INITIAL_ERROR 0xfff2
#define MS_STATUS_SUCCESS_WITH_ECC 0xfff3
#define MS_LB_ACQUIRED_ERROR 0xfff4
#define MS_LB_NOT_USED_ERASED 0xfff5
#define MS_NOCARD_ERROR 0xfff8
#define MS_NO_MEMORY_ERROR 0xfff9
#define MS_STATUS_INT_ERROR 0xfffa
#define MS_STATUS_ERROR 0xfffe
#define MS_LB_NOT_USED 0xffff
#define MS_REG_MNG_SYSFLG 0x04 /* system flag */
#define MS_REG_MNG_SYSFLG_USER MS_REG_MNG_SYSFLG /* user block */
#define MS_BOOT_BLOCK_ID 0x0001
#define MS_BOOT_BLOCK_FORMAT_VERSION 0x0100
#define MS_BOOT_BLOCK_DATA_ENTRIES 2
#define MS_NUMBER_OF_SYSTEM_ENTRY 4
#define MS_NUMBER_OF_BOOT_BLOCK 2
#define MS_BYTES_PER_PAGE 512
#define MS_LOGICAL_BLOCKS_PER_SEGMENT 496
#define MS_LOGICAL_BLOCKS_IN_1ST_SEGMENT 494
#define MS_PHYSICAL_BLOCKS_PER_SEGMENT 0x200 /* 512 */
#define MS_PHYSICAL_BLOCKS_PER_SEGMENT_MASK 0x1ff
/* overwrite area */
#define MS_REG_OVR_BKST 0x80 /* block status */
#define MS_REG_OVR_BKST_OK MS_REG_OVR_BKST /* OK */
#define MS_REG_OVR_BKST_NG 0x00 /* NG */
/* Status Register 1 */
#define MS_REG_ST1_DTER 0x20 /* error on data(corrected) */
#define MS_REG_ST1_EXER 0x08 /* error on extra(corrected) */
#define MS_REG_ST1_FGER 0x02 /* error on overwrite flag(corrected) */
/* MemoryStick Register */
/* Status Register 0 */
#define MS_REG_ST0_WP 0x01 /* write protected */
#define MS_REG_ST0_WP_ON MS_REG_ST0_WP
#define MS_LIB_CTRL_RDONLY 0
#define MS_LIB_CTRL_WRPROTECT 1
/*dphy->log table */
#define ms_libconv_to_logical(pdx, PhyBlock) (((PhyBlock) >= (pdx)->MS_Lib.NumberOfPhyBlock) ? MS_STATUS_ERROR : (pdx)->MS_Lib.Phy2LogMap[PhyBlock])
#define ms_libconv_to_physical(pdx, LogBlock) (((LogBlock) >= (pdx)->MS_Lib.NumberOfLogBlock) ? MS_STATUS_ERROR : (pdx)->MS_Lib.Log2PhyMap[LogBlock])
#define ms_lib_ctrl_set(pdx, Flag) ((pdx)->MS_Lib.flags |= (1 << (Flag)))
#define ms_lib_ctrl_reset(pdx, Flag) ((pdx)->MS_Lib.flags &= ~(1 << (Flag)))
#define ms_lib_ctrl_check(pdx, Flag) ((pdx)->MS_Lib.flags & (1 << (Flag)))
#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))
#define ms_lib_clear_pagemap(pdx) memset((pdx)->MS_Lib.pagemap, 0, sizeof((pdx)->MS_Lib.pagemap))
#define memstick_logaddr(logadr1, logadr0) ((((u16)(logadr1)) << 8) | (logadr0))
struct SD_STATUS {
u8 Insert:1;
u8 Ready:1;
u8 MediaChange:1;
u8 IsMMC:1;
u8 HiCapacity:1;
u8 HiSpeed:1;
u8 WtP:1;
u8 Reserved:1;
};
struct MS_STATUS {
u8 Insert:1;
u8 Ready:1;
u8 MediaChange:1;
u8 IsMSPro:1;
u8 IsMSPHG:1;
u8 Reserved1:1;
u8 WtP:1;
u8 Reserved2:1;
};
struct SM_STATUS {
u8 Insert:1;
u8 Ready:1;
u8 MediaChange:1;
u8 Reserved:3;
u8 WtP:1;
u8 IsMS:1;
};
struct ms_bootblock_cis {
u8 bCistplDEVICE[6]; /* 0 */
u8 bCistplDEVICE0C[6]; /* 6 */
u8 bCistplJEDECC[4]; /* 12 */
u8 bCistplMANFID[6]; /* 16 */
u8 bCistplVER1[32]; /* 22 */
u8 bCistplFUNCID[4]; /* 54 */
u8 bCistplFUNCE0[4]; /* 58 */
u8 bCistplFUNCE1[5]; /* 62 */
u8 bCistplCONF[7]; /* 67 */
u8 bCistplCFTBLENT0[10];/* 74 */
u8 bCistplCFTBLENT1[8]; /* 84 */
u8 bCistplCFTBLENT2[12];/* 92 */
u8 bCistplCFTBLENT3[8]; /* 104 */
u8 bCistplCFTBLENT4[17];/* 112 */
u8 bCistplCFTBLENT5[8]; /* 129 */
u8 bCistplCFTBLENT6[17];/* 137 */
u8 bCistplCFTBLENT7[8]; /* 154 */
u8 bCistplNOLINK[3]; /* 162 */
} ;
struct ms_bootblock_idi {
#define MS_IDI_GENERAL_CONF 0x848A
u16 wIDIgeneralConfiguration; /* 0 */
u16 wIDInumberOfCylinder; /* 1 */
u16 wIDIreserved0; /* 2 */
u16 wIDInumberOfHead; /* 3 */
u16 wIDIbytesPerTrack; /* 4 */
u16 wIDIbytesPerSector; /* 5 */
u16 wIDIsectorsPerTrack; /* 6 */
u16 wIDItotalSectors[2]; /* 7-8 high,low */
u16 wIDIreserved1[11]; /* 9-19 */
u16 wIDIbufferType; /* 20 */
u16 wIDIbufferSize; /* 21 */
u16 wIDIlongCmdECC; /* 22 */
u16 wIDIfirmVersion[4]; /* 23-26 */
u16 wIDImodelName[20]; /* 27-46 */
u16 wIDIreserved2; /* 47 */
u16 wIDIlongWordSupported; /* 48 */
u16 wIDIdmaSupported; /* 49 */
u16 wIDIreserved3; /* 50 */
u16 wIDIpioTiming; /* 51 */
u16 wIDIdmaTiming; /* 52 */
u16 wIDItransferParameter; /* 53 */
u16 wIDIformattedCylinder; /* 54 */
u16 wIDIformattedHead; /* 55 */
u16 wIDIformattedSectorsPerTrack;/* 56 */
u16 wIDIformattedTotalSectors[2];/* 57-58 */
u16 wIDImultiSector; /* 59 */
u16 wIDIlbaSectors[2]; /* 60-61 */
u16 wIDIsingleWordDMA; /* 62 */
u16 wIDImultiWordDMA; /* 63 */
u16 wIDIreserved4[192]; /* 64-255 */
};
struct ms_bootblock_sysent_rec {
u32 dwStart;
u32 dwSize;
u8 bType;
u8 bReserved[3];
};
struct ms_bootblock_sysent {
struct ms_bootblock_sysent_rec entry[MS_NUMBER_OF_SYSTEM_ENTRY];
};
struct ms_bootblock_sysinf {
u8 bMsClass; /* must be 1 */
u8 bCardType; /* see below */
u16 wBlockSize; /* n KB */
u16 wBlockNumber; /* number of physical block */
u16 wTotalBlockNumber; /* number of logical block */
u16 wPageSize; /* must be 0x200 */
u8 bExtraSize; /* 0x10 */
u8 bSecuritySupport;
u8 bAssemblyDate[8];
u8 bFactoryArea[4];
u8 bAssemblyMakerCode;
u8 bAssemblyMachineCode[3];
u16 wMemoryMakerCode;
u16 wMemoryDeviceCode;
u16 wMemorySize;
u8 bReserved1;
u8 bReserved2;
u8 bVCC;
u8 bVPP;
u16 wControllerChipNumber;
u16 wControllerFunction; /* New MS */
u8 bReserved3[9]; /* New MS */
u8 bParallelSupport; /* New MS */
u16 wFormatValue; /* New MS */
u8 bFormatType;
u8 bUsage;
u8 bDeviceType;
u8 bReserved4[22];
u8 bFUValue3;
u8 bFUValue4;
u8 bReserved5[15];
};
struct ms_bootblock_header {
u16 wBlockID;
u16 wFormatVersion;
u8 bReserved1[184];
u8 bNumberOfDataEntry;
u8 bReserved2[179];
};
struct ms_bootblock_page0 {
struct ms_bootblock_header header;
struct ms_bootblock_sysent sysent;
struct ms_bootblock_sysinf sysinf;
};
struct ms_bootblock_cis_idi {
union {
struct ms_bootblock_cis cis;
u8 dmy[256];
} cis;
union {
struct ms_bootblock_idi idi;
u8 dmy[256];
} idi;
};
/* ENE MS Lib struct */
struct ms_lib_type_extdat {
u8 reserved;
u8 intr;
u8 status0;
u8 status1;
u8 ovrflg;
u8 mngflg;
u16 logadr;
};
struct ms_lib_ctrl {
u32 flags;
u32 BytesPerSector;
u32 NumberOfCylinder;
u32 SectorsPerCylinder;
u16 cardType; /* R/W, RO, Hybrid */
u16 blockSize;
u16 PagesPerBlock;
u16 NumberOfPhyBlock;
u16 NumberOfLogBlock;
u16 NumberOfSegment;
u16 *Phy2LogMap; /* phy2log table */
u16 *Log2PhyMap; /* log2phy table */
u16 wrtblk;
unsigned char *pagemap[(MS_MAX_PAGES_PER_BLOCK + (MS_LIB_BITS_PER_BYTE-1)) / MS_LIB_BITS_PER_BYTE];
unsigned char *blkpag;
struct ms_lib_type_extdat *blkext;
unsigned char copybuf[512];
};
/* SD Block Length */
/* 2^9 = 512 Bytes, The HW maximum read/write data length */
#define SD_BLOCK_LEN 9
struct ene_ub6250_info {
/* for 6250 code */
struct SD_STATUS SD_Status;
struct MS_STATUS MS_Status;
struct SM_STATUS SM_Status;
/* ----- SD Control Data ---------------- */
/*SD_REGISTER SD_Regs; */
u16 SD_Block_Mult;
u8 SD_READ_BL_LEN;
u16 SD_C_SIZE;
u8 SD_C_SIZE_MULT;
/* SD/MMC New spec. */
u8 SD_SPEC_VER;
u8 SD_CSD_VER;
u8 SD20_HIGH_CAPACITY;
u32 HC_C_SIZE;
u8 MMC_SPEC_VER;
u8 MMC_BusWidth;
u8 MMC_HIGH_CAPACITY;
/*----- MS Control Data ---------------- */
bool MS_SWWP;
u32 MSP_TotalBlock;
struct ms_lib_ctrl MS_Lib;
bool MS_IsRWPage;
u16 MS_Model;
/*----- SM Control Data ---------------- */
u8 SM_DeviceID;
u8 SM_CardID;
unsigned char *testbuf;
u8 BIN_FLAG;
u32 bl_num;
int SrbStatus;
/*------Power Managerment ---------------*/
bool Power_IsResum;
};
static int ene_sd_init(struct us_data *us);
static int ene_ms_init(struct us_data *us);
static int ene_load_bincode(struct us_data *us, unsigned char flag);
static void ene_ub6250_info_destructor(void *extra)
{
if (!extra)
return;
}
static int ene_send_scsi_cmd(struct us_data *us, u8 fDir, void *buf, int use_sg)
{
struct bulk_cb_wrap *bcb = (struct bulk_cb_wrap *) us->iobuf;
struct bulk_cs_wrap *bcs = (struct bulk_cs_wrap *) us->iobuf;
int result;
unsigned int residue;
unsigned int cswlen = 0, partial = 0;
unsigned int transfer_length = bcb->DataTransferLength;
/* US_DEBUGP("transport --- ene_send_scsi_cmd\n"); */
/* send cmd to out endpoint */
result = usb_stor_bulk_transfer_buf(us, us->send_bulk_pipe,
bcb, US_BULK_CB_WRAP_LEN, NULL);
if (result != USB_STOR_XFER_GOOD) {
US_DEBUGP("send cmd to out endpoint fail ---\n");
return USB_STOR_TRANSPORT_ERROR;
}
if (buf) {
unsigned int pipe = fDir;
if (fDir == FDIR_READ)
pipe = us->recv_bulk_pipe;
else
pipe = us->send_bulk_pipe;
/* Bulk */
if (use_sg) {
result = usb_stor_bulk_srb(us, pipe, us->srb);
} else {
result = usb_stor_bulk_transfer_sg(us, pipe, buf,
transfer_length, 0, &partial);
}
if (result != USB_STOR_XFER_GOOD) {
US_DEBUGP("data transfer fail ---\n");
return USB_STOR_TRANSPORT_ERROR;
}
}
/* Get CSW for device status */
result = usb_stor_bulk_transfer_buf(us, us->recv_bulk_pipe, bcs,
US_BULK_CS_WRAP_LEN, &cswlen);
if (result == USB_STOR_XFER_SHORT && cswlen == 0) {
US_DEBUGP("Received 0-length CSW; retrying...\n");
result = usb_stor_bulk_transfer_buf(us, us->recv_bulk_pipe,
bcs, US_BULK_CS_WRAP_LEN, &cswlen);
}
if (result == USB_STOR_XFER_STALLED) {
/* get the status again */
US_DEBUGP("Attempting to get CSW (2nd try)...\n");
result = usb_stor_bulk_transfer_buf(us, us->recv_bulk_pipe,
bcs, US_BULK_CS_WRAP_LEN, NULL);
}
if (result != USB_STOR_XFER_GOOD)
return USB_STOR_TRANSPORT_ERROR;
/* check bulk status */
residue = le32_to_cpu(bcs->Residue);
/* try to compute the actual residue, based on how much data
* was really transferred and what the device tells us */
if (residue && !(us->fflags & US_FL_IGNORE_RESIDUE)) {
residue = min(residue, transfer_length);
if (us->srb != NULL)
scsi_set_resid(us->srb, max(scsi_get_resid(us->srb),
(int)residue));
}
if (bcs->Status != US_BULK_STAT_OK)
return USB_STOR_TRANSPORT_ERROR;
return USB_STOR_TRANSPORT_GOOD;
}
static int sd_scsi_test_unit_ready(struct us_data *us, struct scsi_cmnd *srb)
{
struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
if (info->SD_Status.Insert && info->SD_Status.Ready)
return USB_STOR_TRANSPORT_GOOD;
else {
ene_sd_init(us);
return USB_STOR_TRANSPORT_GOOD;
}
return USB_STOR_TRANSPORT_GOOD;
}
static int sd_scsi_inquiry(struct us_data *us, struct scsi_cmnd *srb)
{
unsigned char data_ptr[36] = {
0x00, 0x80, 0x02, 0x00, 0x1F, 0x00, 0x00, 0x00, 0x55,
0x53, 0x42, 0x32, 0x2E, 0x30, 0x20, 0x20, 0x43, 0x61,
0x72, 0x64, 0x52, 0x65, 0x61, 0x64, 0x65, 0x72, 0x20,
0x20, 0x20, 0x20, 0x20, 0x20, 0x30, 0x31, 0x30, 0x30 };
usb_stor_set_xfer_buf(data_ptr, 36, srb);
return USB_STOR_TRANSPORT_GOOD;
}
static int sd_scsi_mode_sense(struct us_data *us, struct scsi_cmnd *srb)
{
struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
unsigned char mediaNoWP[12] = {
0x0b, 0x00, 0x00, 0x08, 0x00, 0x00,
0x71, 0xc0, 0x00, 0x00, 0x02, 0x00 };
unsigned char mediaWP[12] = {
0x0b, 0x00, 0x80, 0x08, 0x00, 0x00,
0x71, 0xc0, 0x00, 0x00, 0x02, 0x00 };
if (info->SD_Status.WtP)
usb_stor_set_xfer_buf(mediaWP, 12, srb);
else
usb_stor_set_xfer_buf(mediaNoWP, 12, srb);
return USB_STOR_TRANSPORT_GOOD;
}
static int sd_scsi_read_capacity(struct us_data *us, struct scsi_cmnd *srb)
{
u32 bl_num;
u16 bl_len;
unsigned int offset = 0;
unsigned char buf[8];
struct scatterlist *sg = NULL;
struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
US_DEBUGP("sd_scsi_read_capacity\n");
if (info->SD_Status.HiCapacity) {
bl_len = 0x200;
if (info->SD_Status.IsMMC)
bl_num = info->HC_C_SIZE-1;
else
bl_num = (info->HC_C_SIZE + 1) * 1024 - 1;
} else {
bl_len = 1<<(info->SD_READ_BL_LEN);
bl_num = info->SD_Block_Mult * (info->SD_C_SIZE + 1)
* (1 << (info->SD_C_SIZE_MULT + 2)) - 1;
}
info->bl_num = bl_num;
US_DEBUGP("bl_len = %x\n", bl_len);
US_DEBUGP("bl_num = %x\n", bl_num);
/*srb->request_bufflen = 8; */
buf[0] = (bl_num >> 24) & 0xff;
buf[1] = (bl_num >> 16) & 0xff;
buf[2] = (bl_num >> 8) & 0xff;
buf[3] = (bl_num >> 0) & 0xff;
buf[4] = (bl_len >> 24) & 0xff;
buf[5] = (bl_len >> 16) & 0xff;
buf[6] = (bl_len >> 8) & 0xff;
buf[7] = (bl_len >> 0) & 0xff;
usb_stor_access_xfer_buf(buf, 8, srb, &sg, &offset, TO_XFER_BUF);
return USB_STOR_TRANSPORT_GOOD;
}
static int sd_scsi_read(struct us_data *us, struct scsi_cmnd *srb)
{
int result;
unsigned char *cdb = srb->cmnd;
struct bulk_cb_wrap *bcb = (struct bulk_cb_wrap *) us->iobuf;
struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
u32 bn = ((cdb[2] << 24) & 0xff000000) | ((cdb[3] << 16) & 0x00ff0000) |
((cdb[4] << 8) & 0x0000ff00) | ((cdb[5] << 0) & 0x000000ff);
u16 blen = ((cdb[7] << 8) & 0xff00) | ((cdb[8] << 0) & 0x00ff);
u32 bnByte = bn * 0x200;
u32 blenByte = blen * 0x200;
if (bn > info->bl_num)
return USB_STOR_TRANSPORT_ERROR;
result = ene_load_bincode(us, SD_RW_PATTERN);
if (result != USB_STOR_XFER_GOOD) {
US_DEBUGP("Load SD RW pattern Fail !!\n");
return USB_STOR_TRANSPORT_ERROR;
}
if (info->SD_Status.HiCapacity)
bnByte = bn;
/* set up the command wrapper */
memset(bcb, 0, sizeof(struct bulk_cb_wrap));
bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN);
bcb->DataTransferLength = blenByte;
bcb->Flags = 0x80;
bcb->CDB[0] = 0xF1;
bcb->CDB[5] = (unsigned char)(bnByte);
bcb->CDB[4] = (unsigned char)(bnByte>>8);
bcb->CDB[3] = (unsigned char)(bnByte>>16);
bcb->CDB[2] = (unsigned char)(bnByte>>24);
result = ene_send_scsi_cmd(us, FDIR_READ, scsi_sglist(srb), 1);
return result;
}
static int sd_scsi_write(struct us_data *us, struct scsi_cmnd *srb)
{
int result;
unsigned char *cdb = srb->cmnd;
struct bulk_cb_wrap *bcb = (struct bulk_cb_wrap *) us->iobuf;
struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
u32 bn = ((cdb[2] << 24) & 0xff000000) | ((cdb[3] << 16) & 0x00ff0000) |
((cdb[4] << 8) & 0x0000ff00) | ((cdb[5] << 0) & 0x000000ff);
u16 blen = ((cdb[7] << 8) & 0xff00) | ((cdb[8] << 0) & 0x00ff);
u32 bnByte = bn * 0x200;
u32 blenByte = blen * 0x200;
if (bn > info->bl_num)
return USB_STOR_TRANSPORT_ERROR;
result = ene_load_bincode(us, SD_RW_PATTERN);
if (result != USB_STOR_XFER_GOOD) {
US_DEBUGP("Load SD RW pattern Fail !!\n");
return USB_STOR_TRANSPORT_ERROR;
}
if (info->SD_Status.HiCapacity)
bnByte = bn;
/* set up the command wrapper */
memset(bcb, 0, sizeof(struct bulk_cb_wrap));
bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN);
bcb->DataTransferLength = blenByte;
bcb->Flags = 0x00;
bcb->CDB[0] = 0xF0;
bcb->CDB[5] = (unsigned char)(bnByte);
bcb->CDB[4] = (unsigned char)(bnByte>>8);
bcb->CDB[3] = (unsigned char)(bnByte>>16);
bcb->CDB[2] = (unsigned char)(bnByte>>24);
result = ene_send_scsi_cmd(us, FDIR_WRITE, scsi_sglist(srb), 1);
return result;
}
/*
* ENE MS Card
*/
static int ms_lib_set_logicalpair(struct us_data *us, u16 logblk, u16 phyblk)
{
struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
if ((logblk >= info->MS_Lib.NumberOfLogBlock) || (phyblk >= info->MS_Lib.NumberOfPhyBlock))
return (u32)-1;
info->MS_Lib.Phy2LogMap[phyblk] = logblk;
info->MS_Lib.Log2PhyMap[logblk] = phyblk;
return 0;
}
static int ms_lib_set_logicalblockmark(struct us_data *us, u16 phyblk, u16 mark)
{
struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
if (phyblk >= info->MS_Lib.NumberOfPhyBlock)
return (u32)-1;
info->MS_Lib.Phy2LogMap[phyblk] = mark;
return 0;
}
static int ms_lib_set_initialerrorblock(struct us_data *us, u16 phyblk)
{
return ms_lib_set_logicalblockmark(us, phyblk, MS_LB_INITIAL_ERROR);
}
static int ms_lib_set_bootblockmark(struct us_data *us, u16 phyblk)
{
return ms_lib_set_logicalblockmark(us, phyblk, MS_LB_BOOT_BLOCK);
}
static int ms_lib_free_logicalmap(struct us_data *us)
{
struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
kfree(info->MS_Lib.Phy2LogMap);
info->MS_Lib.Phy2LogMap = NULL;
kfree(info->MS_Lib.Log2PhyMap);
info->MS_Lib.Log2PhyMap = NULL;
return 0;
}
int ms_lib_alloc_logicalmap(struct us_data *us)
{
u32 i;
struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
info->MS_Lib.Phy2LogMap = kmalloc(info->MS_Lib.NumberOfPhyBlock * sizeof(u16), GFP_KERNEL);
info->MS_Lib.Log2PhyMap = kmalloc(info->MS_Lib.NumberOfLogBlock * sizeof(u16), GFP_KERNEL);
if ((info->MS_Lib.Phy2LogMap == NULL) || (info->MS_Lib.Log2PhyMap == NULL)) {
ms_lib_free_logicalmap(us);
return (u32)-1;
}
for (i = 0; i < info->MS_Lib.NumberOfPhyBlock; i++)
info->MS_Lib.Phy2LogMap[i] = MS_LB_NOT_USED;
for (i = 0; i < info->MS_Lib.NumberOfLogBlock; i++)
info->MS_Lib.Log2PhyMap[i] = MS_LB_NOT_USED;
return 0;
}
static void ms_lib_clear_writebuf(struct us_data *us)
{
int i;
struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
info->MS_Lib.wrtblk = (u16)-1;
ms_lib_clear_pagemap(info);
if (info->MS_Lib.blkpag)
memset(info->MS_Lib.blkpag, 0xff, info->MS_Lib.PagesPerBlock * info->MS_Lib.BytesPerSector);
if (info->MS_Lib.blkext) {
for (i = 0; i < info->MS_Lib.PagesPerBlock; i++) {
info->MS_Lib.blkext[i].status1 = MS_REG_ST1_DEFAULT;
info->MS_Lib.blkext[i].ovrflg = MS_REG_OVR_DEFAULT;
info->MS_Lib.blkext[i].mngflg = MS_REG_MNG_DEFAULT;
info->MS_Lib.blkext[i].logadr = MS_LB_NOT_USED;
}
}
}
static int ms_count_freeblock(struct us_data *us, u16 PhyBlock)
{
u32 Ende, Count;
struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
Ende = PhyBlock + MS_PHYSICAL_BLOCKS_PER_SEGMENT;
for (Count = 0; PhyBlock < Ende; PhyBlock++) {
switch (info->MS_Lib.Phy2LogMap[PhyBlock]) {
case MS_LB_NOT_USED:
case MS_LB_NOT_USED_ERASED:
Count++;
default:
break;
}
}
return Count;
}
static int ms_read_readpage(struct us_data *us, u32 PhyBlockAddr,
u8 PageNum, u32 *PageBuf, struct ms_lib_type_extdat *ExtraDat)
{
struct bulk_cb_wrap *bcb = (struct bulk_cb_wrap *) us->iobuf;
int result;
u8 ExtBuf[4];
u32 bn = PhyBlockAddr * 0x20 + PageNum;
/* printk(KERN_INFO "MS --- MS_ReaderReadPage,
PhyBlockAddr = %x, PageNum = %x\n", PhyBlockAddr, PageNum); */
result = ene_load_bincode(us, MS_RW_PATTERN);
if (result != USB_STOR_XFER_GOOD)
return USB_STOR_TRANSPORT_ERROR;
/* Read Page Data */
memset(bcb, 0, sizeof(struct bulk_cb_wrap));
bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN);
bcb->DataTransferLength = 0x200;
bcb->Flags = 0x80;
bcb->CDB[0] = 0xF1;
bcb->CDB[1] = 0x02; /* in init.c ENE_MSInit() is 0x01 */
bcb->CDB[5] = (unsigned char)(bn);
bcb->CDB[4] = (unsigned char)(bn>>8);
bcb->CDB[3] = (unsigned char)(bn>>16);
bcb->CDB[2] = (unsigned char)(bn>>24);
result = ene_send_scsi_cmd(us, FDIR_READ, PageBuf, 0);
if (result != USB_STOR_XFER_GOOD)
return USB_STOR_TRANSPORT_ERROR;
/* Read Extra Data */
memset(bcb, 0, sizeof(struct bulk_cb_wrap));
bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN);
bcb->DataTransferLength = 0x4;
bcb->Flags = 0x80;
bcb->CDB[0] = 0xF1;
bcb->CDB[1] = 0x03;
bcb->CDB[5] = (unsigned char)(PageNum);
bcb->CDB[4] = (unsigned char)(PhyBlockAddr);
bcb->CDB[3] = (unsigned char)(PhyBlockAddr>>8);
bcb->CDB[2] = (unsigned char)(PhyBlockAddr>>16);
bcb->CDB[6] = 0x01;
result = ene_send_scsi_cmd(us, FDIR_READ, &ExtBuf, 0);
if (result != USB_STOR_XFER_GOOD)
return USB_STOR_TRANSPORT_ERROR;
ExtraDat->reserved = 0;
ExtraDat->intr = 0x80; /* Not yet,fireware support */
ExtraDat->status0 = 0x10; /* Not yet,fireware support */
ExtraDat->status1 = 0x00; /* Not yet,fireware support */
ExtraDat->ovrflg = ExtBuf[0];
ExtraDat->mngflg = ExtBuf[1];
ExtraDat->logadr = memstick_logaddr(ExtBuf[2], ExtBuf[3]);
return USB_STOR_TRANSPORT_GOOD;
}
static int ms_lib_process_bootblock(struct us_data *us, u16 PhyBlock, u8 *PageData)
{
struct ms_bootblock_sysent *SysEntry;
struct ms_bootblock_sysinf *SysInfo;
u32 i, result;
u8 PageNumber;
u8 *PageBuffer;
struct ms_lib_type_extdat ExtraData;
struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
PageBuffer = kmalloc(MS_BYTES_PER_PAGE, GFP_KERNEL);
if (PageBuffer == NULL)
return (u32)-1;
result = (u32)-1;
SysInfo = &(((struct ms_bootblock_page0 *)PageData)->sysinf);
if ((SysInfo->bMsClass != MS_SYSINF_MSCLASS_TYPE_1) ||
(be16_to_cpu(SysInfo->wPageSize) != MS_SYSINF_PAGE_SIZE) ||
((SysInfo->bSecuritySupport & MS_SYSINF_SECURITY) == MS_SYSINF_SECURITY_SUPPORT) ||
(SysInfo->bReserved1 != MS_SYSINF_RESERVED1) ||
(SysInfo->bReserved2 != MS_SYSINF_RESERVED2) ||
(SysInfo->bFormatType != MS_SYSINF_FORMAT_FAT) ||
(SysInfo->bUsage != MS_SYSINF_USAGE_GENERAL))
goto exit;
/* */
switch (info->MS_Lib.cardType = SysInfo->bCardType) {
case MS_SYSINF_CARDTYPE_RDONLY:
ms_lib_ctrl_set(info, MS_LIB_CTRL_RDONLY);
break;
case MS_SYSINF_CARDTYPE_RDWR:
ms_lib_ctrl_reset(info, MS_LIB_CTRL_RDONLY);
break;
case MS_SYSINF_CARDTYPE_HYBRID:
default:
goto exit;
}
info->MS_Lib.blockSize = be16_to_cpu(SysInfo->wBlockSize);
info->MS_Lib.NumberOfPhyBlock = be16_to_cpu(SysInfo->wBlockNumber);
info->MS_Lib.NumberOfLogBlock = be16_to_cpu(SysInfo->wTotalBlockNumber)-2;
info->MS_Lib.PagesPerBlock = info->MS_Lib.blockSize * SIZE_OF_KIRO / MS_BYTES_PER_PAGE;
info->MS_Lib.NumberOfSegment = info->MS_Lib.NumberOfPhyBlock / MS_PHYSICAL_BLOCKS_PER_SEGMENT;
info->MS_Model = be16_to_cpu(SysInfo->wMemorySize);
/*Allocate to all number of logicalblock and physicalblock */
if (ms_lib_alloc_logicalmap(us))
goto exit;
/* Mark the book block */
ms_lib_set_bootblockmark(us, PhyBlock);
SysEntry = &(((struct ms_bootblock_page0 *)PageData)->sysent);
for (i = 0; i < MS_NUMBER_OF_SYSTEM_ENTRY; i++) {
u32 EntryOffset, EntrySize;
EntryOffset = be32_to_cpu(SysEntry->entry[i].dwStart);
if (EntryOffset == 0xffffff)
continue;
EntrySize = be32_to_cpu(SysEntry->entry[i].dwSize);
if (EntrySize == 0)
continue;
if (EntryOffset + MS_BYTES_PER_PAGE + EntrySize > info->MS_Lib.blockSize * (u32)SIZE_OF_KIRO)
continue;
if (i == 0) {
u8 PrevPageNumber = 0;
u16 phyblk;
if (SysEntry->entry[i].bType != MS_SYSENT_TYPE_INVALID_BLOCK)
goto exit;
while (EntrySize > 0) {
PageNumber = (u8)(EntryOffset / MS_BYTES_PER_PAGE + 1);
if (PageNumber != PrevPageNumber) {
switch (ms_read_readpage(us, PhyBlock, PageNumber, (u32 *)PageBuffer, &ExtraData)) {
case MS_STATUS_SUCCESS:
break;
case MS_STATUS_WRITE_PROTECT:
case MS_ERROR_FLASH_READ:
case MS_STATUS_ERROR:
default:
goto exit;
}
PrevPageNumber = PageNumber;
}
phyblk = be16_to_cpu(*(u16 *)(PageBuffer + (EntryOffset % MS_BYTES_PER_PAGE)));
if (phyblk < 0x0fff)
ms_lib_set_initialerrorblock(us, phyblk);
EntryOffset += 2;
EntrySize -= 2;
}
} else if (i == 1) { /* CIS/IDI */
struct ms_bootblock_idi *idi;
if (SysEntry->entry[i].bType != MS_SYSENT_TYPE_CIS_IDI)
goto exit;
switch (ms_read_readpage(us, PhyBlock, (u8)(EntryOffset / MS_BYTES_PER_PAGE + 1), (u32 *)PageBuffer, &ExtraData)) {
case MS_STATUS_SUCCESS:
break;
case MS_STATUS_WRITE_PROTECT:
case MS_ERROR_FLASH_READ:
case MS_STATUS_ERROR:
default:
goto exit;
}
idi = &((struct ms_bootblock_cis_idi *)(PageBuffer + (EntryOffset % MS_BYTES_PER_PAGE)))->idi.idi;
if (le16_to_cpu(idi->wIDIgeneralConfiguration) != MS_IDI_GENERAL_CONF)
goto exit;
info->MS_Lib.BytesPerSector = le16_to_cpu(idi->wIDIbytesPerSector);
if (info->MS_Lib.BytesPerSector != MS_BYTES_PER_PAGE)
goto exit;
}
} /* End for .. */
result = 0;
exit:
if (result)
ms_lib_free_logicalmap(us);
kfree(PageBuffer);
result = 0;
return result;
}
static void ms_lib_free_writebuf(struct us_data *us)
{
struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
info->MS_Lib.wrtblk = (u16)-1; /* set to -1 */
/* memset((fdoExt)->MS_Lib.pagemap, 0, sizeof((fdoExt)->MS_Lib.pagemap)) */
ms_lib_clear_pagemap(info); /* (pdx)->MS_Lib.pagemap memset 0 in ms.h */
if (info->MS_Lib.blkpag) {
kfree((u8 *)(info->MS_Lib.blkpag)); /* Arnold test ... */
info->MS_Lib.blkpag = NULL;
}
if (info->MS_Lib.blkext) {
kfree((u8 *)(info->MS_Lib.blkext)); /* Arnold test ... */
info->MS_Lib.blkext = NULL;
}
}
static void ms_lib_free_allocatedarea(struct us_data *us)
{
struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
ms_lib_free_writebuf(us); /* Free MS_Lib.pagemap */
ms_lib_free_logicalmap(us); /* kfree MS_Lib.Phy2LogMap and MS_Lib.Log2PhyMap */
/* set struct us point flag to 0 */
info->MS_Lib.flags = 0;
info->MS_Lib.BytesPerSector = 0;
info->MS_Lib.SectorsPerCylinder = 0;
info->MS_Lib.cardType = 0;
info->MS_Lib.blockSize = 0;
info->MS_Lib.PagesPerBlock = 0;
info->MS_Lib.NumberOfPhyBlock = 0;
info->MS_Lib.NumberOfLogBlock = 0;
}
static int ms_lib_alloc_writebuf(struct us_data *us)
{
struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
info->MS_Lib.wrtblk = (u16)-1;
info->MS_Lib.blkpag = kmalloc(info->MS_Lib.PagesPerBlock * info->MS_Lib.BytesPerSector, GFP_KERNEL);
info->MS_Lib.blkext = kmalloc(info->MS_Lib.PagesPerBlock * sizeof(struct ms_lib_type_extdat), GFP_KERNEL);
if ((info->MS_Lib.blkpag == NULL) || (info->MS_Lib.blkext == NULL)) {
ms_lib_free_writebuf(us);
return (u32)-1;
}
ms_lib_clear_writebuf(us);
return 0;
}
static int ms_lib_force_setlogical_pair(struct us_data *us, u16 logblk, u16 phyblk)
{
struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
if (logblk == MS_LB_NOT_USED)
return 0;
if ((logblk >= info->MS_Lib.NumberOfLogBlock) ||
(phyblk >= info->MS_Lib.NumberOfPhyBlock))
return (u32)-1;
info->MS_Lib.Phy2LogMap[phyblk] = logblk;
info->MS_Lib.Log2PhyMap[logblk] = phyblk;
return 0;
}
static int ms_read_copyblock(struct us_data *us, u16 oldphy, u16 newphy,
u16 PhyBlockAddr, u8 PageNum, unsigned char *buf, u16 len)
{
struct bulk_cb_wrap *bcb = (struct bulk_cb_wrap *) us->iobuf;
int result;
/* printk(KERN_INFO "MS_ReaderCopyBlock --- PhyBlockAddr = %x,
PageNum = %x\n", PhyBlockAddr, PageNum); */
result = ene_load_bincode(us, MS_RW_PATTERN);
if (result != USB_STOR_XFER_GOOD)
return USB_STOR_TRANSPORT_ERROR;
memset(bcb, 0, sizeof(struct bulk_cb_wrap));
bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN);
bcb->DataTransferLength = 0x200*len;
bcb->Flags = 0x00;
bcb->CDB[0] = 0xF0;
bcb->CDB[1] = 0x08;
bcb->CDB[4] = (unsigned char)(oldphy);
bcb->CDB[3] = (unsigned char)(oldphy>>8);
bcb->CDB[2] = 0; /* (BYTE)(oldphy>>16) */
bcb->CDB[7] = (unsigned char)(newphy);
bcb->CDB[6] = (unsigned char)(newphy>>8);
bcb->CDB[5] = 0; /* (BYTE)(newphy>>16) */
bcb->CDB[9] = (unsigned char)(PhyBlockAddr);
bcb->CDB[8] = (unsigned char)(PhyBlockAddr>>8);
bcb->CDB[10] = PageNum;
result = ene_send_scsi_cmd(us, FDIR_WRITE, buf, 0);
if (result != USB_STOR_XFER_GOOD)
return USB_STOR_TRANSPORT_ERROR;
return USB_STOR_TRANSPORT_GOOD;
}
static int ms_read_eraseblock(struct us_data *us, u32 PhyBlockAddr)
{
struct bulk_cb_wrap *bcb = (struct bulk_cb_wrap *) us->iobuf;
int result;
u32 bn = PhyBlockAddr;
/* printk(KERN_INFO "MS --- ms_read_eraseblock,
PhyBlockAddr = %x\n", PhyBlockAddr); */
result = ene_load_bincode(us, MS_RW_PATTERN);
if (result != USB_STOR_XFER_GOOD)
return USB_STOR_TRANSPORT_ERROR;
memset(bcb, 0, sizeof(struct bulk_cb_wrap));
bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN);
bcb->DataTransferLength = 0x200;
bcb->Flags = 0x80;
bcb->CDB[0] = 0xF2;
bcb->CDB[1] = 0x06;
bcb->CDB[4] = (unsigned char)(bn);
bcb->CDB[3] = (unsigned char)(bn>>8);
bcb->CDB[2] = (unsigned char)(bn>>16);
result = ene_send_scsi_cmd(us, FDIR_READ, NULL, 0);
if (result != USB_STOR_XFER_GOOD)
return USB_STOR_TRANSPORT_ERROR;
return USB_STOR_TRANSPORT_GOOD;
}
static int ms_lib_check_disableblock(struct us_data *us, u16 PhyBlock)
{
unsigned char *PageBuf = NULL;
u16 result = MS_STATUS_SUCCESS;
u16 blk, index = 0;
struct ms_lib_type_extdat extdat;
struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
PageBuf = kmalloc(MS_BYTES_PER_PAGE, GFP_KERNEL);
if (PageBuf == NULL) {
result = MS_NO_MEMORY_ERROR;
goto exit;
}
ms_read_readpage(us, PhyBlock, 1, (u32 *)PageBuf, &extdat);
do {
blk = be16_to_cpu(PageBuf[index]);
if (blk == MS_LB_NOT_USED)
break;
if (blk == info->MS_Lib.Log2PhyMap[0]) {
result = MS_ERROR_FLASH_READ;
break;
}
index++;
} while (1);
exit:
kfree(PageBuf);
return result;
}
static int ms_lib_setacquired_errorblock(struct us_data *us, u16 phyblk)
{
u16 log;
struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
if (phyblk >= info->MS_Lib.NumberOfPhyBlock)
return (u32)-1;
log = info->MS_Lib.Phy2LogMap[phyblk];
if (log < info->MS_Lib.NumberOfLogBlock)
info->MS_Lib.Log2PhyMap[log] = MS_LB_NOT_USED;
if (info->MS_Lib.Phy2LogMap[phyblk] != MS_LB_INITIAL_ERROR)
info->MS_Lib.Phy2LogMap[phyblk] = MS_LB_ACQUIRED_ERROR;
return 0;
}
static int ms_lib_overwrite_extra(struct us_data *us, u32 PhyBlockAddr,
u8 PageNum, u8 OverwriteFlag)
{
struct bulk_cb_wrap *bcb = (struct bulk_cb_wrap *) us->iobuf;
int result;
/* printk("MS --- MS_LibOverwriteExtra,
PhyBlockAddr = %x, PageNum = %x\n", PhyBlockAddr, PageNum); */
result = ene_load_bincode(us, MS_RW_PATTERN);
if (result != USB_STOR_XFER_GOOD)
return USB_STOR_TRANSPORT_ERROR;
memset(bcb, 0, sizeof(struct bulk_cb_wrap));
bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN);
bcb->DataTransferLength = 0x4;
bcb->Flags = 0x80;
bcb->CDB[0] = 0xF2;
bcb->CDB[1] = 0x05;
bcb->CDB[5] = (unsigned char)(PageNum);
bcb->CDB[4] = (unsigned char)(PhyBlockAddr);
bcb->CDB[3] = (unsigned char)(PhyBlockAddr>>8);
bcb->CDB[2] = (unsigned char)(PhyBlockAddr>>16);
bcb->CDB[6] = OverwriteFlag;
bcb->CDB[7] = 0xFF;
bcb->CDB[8] = 0xFF;
bcb->CDB[9] = 0xFF;
result = ene_send_scsi_cmd(us, FDIR_READ, NULL, 0);
if (result != USB_STOR_XFER_GOOD)
return USB_STOR_TRANSPORT_ERROR;
return USB_STOR_TRANSPORT_GOOD;
}
static int ms_lib_error_phyblock(struct us_data *us, u16 phyblk)
{
struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
if (phyblk >= info->MS_Lib.NumberOfPhyBlock)
return MS_STATUS_ERROR;
ms_lib_setacquired_errorblock(us, phyblk);
if (ms_lib_iswritable(info))
return ms_lib_overwrite_extra(us, phyblk, 0, (u8)(~MS_REG_OVR_BKST & BYTE_MASK));
return MS_STATUS_SUCCESS;
}
static int ms_lib_erase_phyblock(struct us_data *us, u16 phyblk)
{
u16 log;
struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
if (phyblk >= info->MS_Lib.NumberOfPhyBlock)
return MS_STATUS_ERROR;
log = info->MS_Lib.Phy2LogMap[phyblk];
if (log < info->MS_Lib.NumberOfLogBlock)
info->MS_Lib.Log2PhyMap[log] = MS_LB_NOT_USED;
info->MS_Lib.Phy2LogMap[phyblk] = MS_LB_NOT_USED;
if (ms_lib_iswritable(info)) {
switch (ms_read_eraseblock(us, phyblk)) {
case MS_STATUS_SUCCESS:
info->MS_Lib.Phy2LogMap[phyblk] = MS_LB_NOT_USED_ERASED;
return MS_STATUS_SUCCESS;
case MS_ERROR_FLASH_ERASE:
case MS_STATUS_INT_ERROR:
ms_lib_error_phyblock(us, phyblk);
return MS_ERROR_FLASH_ERASE;
case MS_STATUS_ERROR:
default:
ms_lib_ctrl_set(info, MS_LIB_CTRL_RDONLY); /* MS_LibCtrlSet will used by ENE_MSInit ,need check, and why us to info*/
ms_lib_setacquired_errorblock(us, phyblk);
return MS_STATUS_ERROR;
}
}
ms_lib_setacquired_errorblock(us, phyblk);
return MS_STATUS_SUCCESS;
}
static int ms_lib_read_extra(struct us_data *us, u32 PhyBlock,
u8 PageNum, struct ms_lib_type_extdat *ExtraDat)
{
struct bulk_cb_wrap *bcb = (struct bulk_cb_wrap *) us->iobuf;
int result;
u8 ExtBuf[4];
/* printk("MS_LibReadExtra --- PhyBlock = %x, PageNum = %x\n", PhyBlock, PageNum); */
memset(bcb, 0, sizeof(struct bulk_cb_wrap));
bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN);
bcb->DataTransferLength = 0x4;
bcb->Flags = 0x80;
bcb->CDB[0] = 0xF1;
bcb->CDB[1] = 0x03;
bcb->CDB[5] = (unsigned char)(PageNum);
bcb->CDB[4] = (unsigned char)(PhyBlock);
bcb->CDB[3] = (unsigned char)(PhyBlock>>8);
bcb->CDB[2] = (unsigned char)(PhyBlock>>16);
bcb->CDB[6] = 0x01;
result = ene_send_scsi_cmd(us, FDIR_READ, &ExtBuf, 0);
if (result != USB_STOR_XFER_GOOD)
return USB_STOR_TRANSPORT_ERROR;
ExtraDat->reserved = 0;
ExtraDat->intr = 0x80; /* Not yet, waiting for fireware support */
ExtraDat->status0 = 0x10; /* Not yet, waiting for fireware support */
ExtraDat->status1 = 0x00; /* Not yet, waiting for fireware support */
ExtraDat->ovrflg = ExtBuf[0];
ExtraDat->mngflg = ExtBuf[1];
ExtraDat->logadr = memstick_logaddr(ExtBuf[2], ExtBuf[3]);
return USB_STOR_TRANSPORT_GOOD;
}
static int ms_libsearch_block_from_physical(struct us_data *us, u16 phyblk)
{
u16 Newblk;
u16 blk;
struct ms_lib_type_extdat extdat; /* need check */
struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
if (phyblk >= info->MS_Lib.NumberOfPhyBlock)
return MS_LB_ERROR;
for (blk = phyblk + 1; blk != phyblk; blk++) {
if ((blk & MS_PHYSICAL_BLOCKS_PER_SEGMENT_MASK) == 0)
blk -= MS_PHYSICAL_BLOCKS_PER_SEGMENT;
Newblk = info->MS_Lib.Phy2LogMap[blk];
if (info->MS_Lib.Phy2LogMap[blk] == MS_LB_NOT_USED_ERASED) {
return blk;
} else if (info->MS_Lib.Phy2LogMap[blk] == MS_LB_NOT_USED) {
switch (ms_lib_read_extra(us, blk, 0, &extdat)) {
case MS_STATUS_SUCCESS:
case MS_STATUS_SUCCESS_WITH_ECC:
break;
case MS_NOCARD_ERROR:
return MS_NOCARD_ERROR;
case MS_STATUS_INT_ERROR:
return MS_LB_ERROR;
case MS_ERROR_FLASH_READ:
default:
ms_lib_setacquired_errorblock(us, blk);
continue;
} /* End switch */
if ((extdat.ovrflg & MS_REG_OVR_BKST) != MS_REG_OVR_BKST_OK) {
ms_lib_setacquired_errorblock(us, blk);
continue;
}
switch (ms_lib_erase_phyblock(us, blk)) {
case MS_STATUS_SUCCESS:
return blk;
case MS_STATUS_ERROR:
return MS_LB_ERROR;
case MS_ERROR_FLASH_ERASE:
default:
ms_lib_error_phyblock(us, blk);
break;
}
}
} /* End for */
return MS_LB_ERROR;
}
static int ms_libsearch_block_from_logical(struct us_data *us, u16 logblk)
{
u16 phyblk;
struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
phyblk = ms_libconv_to_physical(info, logblk);
if (phyblk >= MS_LB_ERROR) {
if (logblk >= info->MS_Lib.NumberOfLogBlock)
return MS_LB_ERROR;
phyblk = (logblk + MS_NUMBER_OF_BOOT_BLOCK) / MS_LOGICAL_BLOCKS_PER_SEGMENT;
phyblk *= MS_PHYSICAL_BLOCKS_PER_SEGMENT;
phyblk += MS_PHYSICAL_BLOCKS_PER_SEGMENT - 1;
}
return ms_libsearch_block_from_physical(us, phyblk);
}
static int ms_scsi_test_unit_ready(struct us_data *us, struct scsi_cmnd *srb)
{
struct ene_ub6250_info *info = (struct ene_ub6250_info *)(us->extra);
/* pr_info("MS_SCSI_Test_Unit_Ready\n"); */
if (info->MS_Status.Insert && info->MS_Status.Ready) {
return USB_STOR_TRANSPORT_GOOD;
} else {
ene_ms_init(us);
return USB_STOR_TRANSPORT_GOOD;
}
return USB_STOR_TRANSPORT_GOOD;
}
static int ms_scsi_inquiry(struct us_data *us, struct scsi_cmnd *srb)
{
/* pr_info("MS_SCSI_Inquiry\n"); */
unsigned char data_ptr[36] = {
0x00, 0x80, 0x02, 0x00, 0x1F, 0x00, 0x00, 0x00, 0x55,
0x53, 0x42, 0x32, 0x2E, 0x30, 0x20, 0x20, 0x43, 0x61,
0x72, 0x64, 0x52, 0x65, 0x61, 0x64, 0x65, 0x72, 0x20,
0x20, 0x20, 0x20, 0x20, 0x20, 0x30, 0x31, 0x30, 0x30};
usb_stor_set_xfer_buf(data_ptr, 36, srb);
return USB_STOR_TRANSPORT_GOOD;
}
static int ms_scsi_mode_sense(struct us_data *us, struct scsi_cmnd *srb)
{
struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
unsigned char mediaNoWP[12] = {
0x0b, 0x00, 0x00, 0x08, 0x00, 0x00,
0x71, 0xc0, 0x00, 0x00, 0x02, 0x00 };
unsigned char mediaWP[12] = {
0x0b, 0x00, 0x80, 0x08, 0x00, 0x00,
0x71, 0xc0, 0x00, 0x00, 0x02, 0x00 };
if (info->MS_Status.WtP)
usb_stor_set_xfer_buf(mediaWP, 12, srb);
else
usb_stor_set_xfer_buf(mediaNoWP, 12, srb);
return USB_STOR_TRANSPORT_GOOD;
}
static int ms_scsi_read_capacity(struct us_data *us, struct scsi_cmnd *srb)
{
u32 bl_num;
u16 bl_len;
unsigned int offset = 0;
unsigned char buf[8];
struct scatterlist *sg = NULL;
struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
US_DEBUGP("ms_scsi_read_capacity\n");
bl_len = 0x200;
if (info->MS_Status.IsMSPro)
bl_num = info->MSP_TotalBlock - 1;
else
bl_num = info->MS_Lib.NumberOfLogBlock * info->MS_Lib.blockSize * 2 - 1;
info->bl_num = bl_num;
US_DEBUGP("bl_len = %x\n", bl_len);
US_DEBUGP("bl_num = %x\n", bl_num);
/*srb->request_bufflen = 8; */
buf[0] = (bl_num >> 24) & 0xff;
buf[1] = (bl_num >> 16) & 0xff;
buf[2] = (bl_num >> 8) & 0xff;
buf[3] = (bl_num >> 0) & 0xff;
buf[4] = (bl_len >> 24) & 0xff;
buf[5] = (bl_len >> 16) & 0xff;
buf[6] = (bl_len >> 8) & 0xff;
buf[7] = (bl_len >> 0) & 0xff;
usb_stor_access_xfer_buf(buf, 8, srb, &sg, &offset, TO_XFER_BUF);
return USB_STOR_TRANSPORT_GOOD;
}
static void ms_lib_phy_to_log_range(u16 PhyBlock, u16 *LogStart, u16 *LogEnde)
{
PhyBlock /= MS_PHYSICAL_BLOCKS_PER_SEGMENT;
if (PhyBlock) {
*LogStart = MS_LOGICAL_BLOCKS_IN_1ST_SEGMENT + (PhyBlock - 1) * MS_LOGICAL_BLOCKS_PER_SEGMENT;/*496*/
*LogEnde = *LogStart + MS_LOGICAL_BLOCKS_PER_SEGMENT;/*496*/
} else {
*LogStart = 0;
*LogEnde = MS_LOGICAL_BLOCKS_IN_1ST_SEGMENT;/*494*/
}
}
static int ms_lib_read_extrablock(struct us_data *us, u32 PhyBlock,
u8 PageNum, u8 blen, void *buf)
{
struct bulk_cb_wrap *bcb = (struct bulk_cb_wrap *) us->iobuf;
int result;
/* printk("MS_LibReadExtraBlock --- PhyBlock = %x,
PageNum = %x, blen = %x\n", PhyBlock, PageNum, blen); */
/* Read Extra Data */
memset(bcb, 0, sizeof(struct bulk_cb_wrap));
bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN);
bcb->DataTransferLength = 0x4 * blen;
bcb->Flags = 0x80;
bcb->CDB[0] = 0xF1;
bcb->CDB[1] = 0x03;
bcb->CDB[5] = (unsigned char)(PageNum);
bcb->CDB[4] = (unsigned char)(PhyBlock);
bcb->CDB[3] = (unsigned char)(PhyBlock>>8);
bcb->CDB[2] = (unsigned char)(PhyBlock>>16);
bcb->CDB[6] = blen;
result = ene_send_scsi_cmd(us, FDIR_READ, buf, 0);
if (result != USB_STOR_XFER_GOOD)
return USB_STOR_TRANSPORT_ERROR;
return USB_STOR_TRANSPORT_GOOD;
}
static int ms_lib_scan_logicalblocknumber(struct us_data *us, u16 btBlk1st)
{
u16 PhyBlock, newblk, i;
u16 LogStart, LogEnde;
struct ms_lib_type_extdat extdat;
u8 buf[0x200];
u32 count = 0, index = 0;
struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
for (PhyBlock = 0; PhyBlock < info->MS_Lib.NumberOfPhyBlock;) {
ms_lib_phy_to_log_range(PhyBlock, &LogStart, &LogEnde);
for (i = 0; i < MS_PHYSICAL_BLOCKS_PER_SEGMENT; i++, PhyBlock++) {
switch (ms_libconv_to_logical(info, PhyBlock)) {
case MS_STATUS_ERROR:
continue;
default:
break;
}
if (count == PhyBlock) {
ms_lib_read_extrablock(us, PhyBlock, 0, 0x80, &buf);
count += 0x80;
}
index = (PhyBlock % 0x80) * 4;
extdat.ovrflg = buf[index];
extdat.mngflg = buf[index+1];
extdat.logadr = memstick_logaddr(buf[index+2], buf[index+3]);
if ((extdat.ovrflg & MS_REG_OVR_BKST) != MS_REG_OVR_BKST_OK) {
ms_lib_setacquired_errorblock(us, PhyBlock);
continue;
}
if ((extdat.mngflg & MS_REG_MNG_ATFLG) == MS_REG_MNG_ATFLG_ATTBL) {
ms_lib_erase_phyblock(us, PhyBlock);
continue;
}
if (extdat.logadr != MS_LB_NOT_USED) {
if ((extdat.logadr < LogStart) || (LogEnde <= extdat.logadr)) {
ms_lib_erase_phyblock(us, PhyBlock);
continue;
}
newblk = ms_libconv_to_physical(info, extdat.logadr);
if (newblk != MS_LB_NOT_USED) {
if (extdat.logadr == 0) {
ms_lib_set_logicalpair(us, extdat.logadr, PhyBlock);
if (ms_lib_check_disableblock(us, btBlk1st)) {
ms_lib_set_logicalpair(us, extdat.logadr, newblk);
continue;
}
}
ms_lib_read_extra(us, newblk, 0, &extdat);
if ((extdat.ovrflg & MS_REG_OVR_UDST) == MS_REG_OVR_UDST_UPDATING) {
ms_lib_erase_phyblock(us, PhyBlock);
continue;
} else {
ms_lib_erase_phyblock(us, newblk);
}
}
ms_lib_set_logicalpair(us, extdat.logadr, PhyBlock);
}
}
} /* End for ... */
return MS_STATUS_SUCCESS;
}
static int ms_scsi_read(struct us_data *us, struct scsi_cmnd *srb)
{
int result;
unsigned char *cdb = srb->cmnd;
struct bulk_cb_wrap *bcb = (struct bulk_cb_wrap *) us->iobuf;
struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
u32 bn = ((cdb[2] << 24) & 0xff000000) | ((cdb[3] << 16) & 0x00ff0000) |
((cdb[4] << 8) & 0x0000ff00) | ((cdb[5] << 0) & 0x000000ff);
u16 blen = ((cdb[7] << 8) & 0xff00) | ((cdb[8] << 0) & 0x00ff);
u32 blenByte = blen * 0x200;
if (bn > info->bl_num)
return USB_STOR_TRANSPORT_ERROR;
if (info->MS_Status.IsMSPro) {
result = ene_load_bincode(us, MSP_RW_PATTERN);
if (result != USB_STOR_XFER_GOOD) {
US_DEBUGP("Load MPS RW pattern Fail !!\n");
return USB_STOR_TRANSPORT_ERROR;
}
/* set up the command wrapper */
memset(bcb, 0, sizeof(struct bulk_cb_wrap));
bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN);
bcb->DataTransferLength = blenByte;
bcb->Flags = 0x80;
bcb->CDB[0] = 0xF1;
bcb->CDB[1] = 0x02;
bcb->CDB[5] = (unsigned char)(bn);
bcb->CDB[4] = (unsigned char)(bn>>8);
bcb->CDB[3] = (unsigned char)(bn>>16);
bcb->CDB[2] = (unsigned char)(bn>>24);
result = ene_send_scsi_cmd(us, FDIR_READ, scsi_sglist(srb), 1);
} else {
void *buf;
int offset = 0;
u16 phyblk, logblk;
u8 PageNum;
u16 len;
u32 blkno;
buf = kmalloc(blenByte, GFP_KERNEL);
if (buf == NULL)
return USB_STOR_TRANSPORT_ERROR;
result = ene_load_bincode(us, MS_RW_PATTERN);
if (result != USB_STOR_XFER_GOOD) {
pr_info("Load MS RW pattern Fail !!\n");
result = USB_STOR_TRANSPORT_ERROR;
goto exit;
}
logblk = (u16)(bn / info->MS_Lib.PagesPerBlock);
PageNum = (u8)(bn % info->MS_Lib.PagesPerBlock);
while (1) {
if (blen > (info->MS_Lib.PagesPerBlock-PageNum))
len = info->MS_Lib.PagesPerBlock-PageNum;
else
len = blen;
phyblk = ms_libconv_to_physical(info, logblk);
blkno = phyblk * 0x20 + PageNum;
/* set up the command wrapper */
memset(bcb, 0, sizeof(struct bulk_cb_wrap));
bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN);
bcb->DataTransferLength = 0x200 * len;
bcb->Flags = 0x80;
bcb->CDB[0] = 0xF1;
bcb->CDB[1] = 0x02;
bcb->CDB[5] = (unsigned char)(blkno);
bcb->CDB[4] = (unsigned char)(blkno>>8);
bcb->CDB[3] = (unsigned char)(blkno>>16);
bcb->CDB[2] = (unsigned char)(blkno>>24);
result = ene_send_scsi_cmd(us, FDIR_READ, buf+offset, 0);
if (result != USB_STOR_XFER_GOOD) {
pr_info("MS_SCSI_Read --- result = %x\n", result);
result = USB_STOR_TRANSPORT_ERROR;
goto exit;
}
blen -= len;
if (blen <= 0)
break;
logblk++;
PageNum = 0;
offset += MS_BYTES_PER_PAGE*len;
}
usb_stor_set_xfer_buf(buf, blenByte, srb);
exit:
kfree(buf);
}
return result;
}
static int ms_scsi_write(struct us_data *us, struct scsi_cmnd *srb)
{
int result;
struct bulk_cb_wrap *bcb = (struct bulk_cb_wrap *) us->iobuf;
unsigned char *cdb = srb->cmnd;
struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
u32 bn = ((cdb[2] << 24) & 0xff000000) |
((cdb[3] << 16) & 0x00ff0000) |
((cdb[4] << 8) & 0x0000ff00) |
((cdb[5] << 0) & 0x000000ff);
u16 blen = ((cdb[7] << 8) & 0xff00) | ((cdb[8] << 0) & 0x00ff);
u32 blenByte = blen * 0x200;
if (bn > info->bl_num)
return USB_STOR_TRANSPORT_ERROR;
if (info->MS_Status.IsMSPro) {
result = ene_load_bincode(us, MSP_RW_PATTERN);
if (result != USB_STOR_XFER_GOOD) {
pr_info("Load MSP RW pattern Fail !!\n");
return USB_STOR_TRANSPORT_ERROR;
}
/* set up the command wrapper */
memset(bcb, 0, sizeof(struct bulk_cb_wrap));
bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN);
bcb->DataTransferLength = blenByte;
bcb->Flags = 0x00;
bcb->CDB[0] = 0xF0;
bcb->CDB[1] = 0x04;
bcb->CDB[5] = (unsigned char)(bn);
bcb->CDB[4] = (unsigned char)(bn>>8);
bcb->CDB[3] = (unsigned char)(bn>>16);
bcb->CDB[2] = (unsigned char)(bn>>24);
result = ene_send_scsi_cmd(us, FDIR_WRITE, scsi_sglist(srb), 1);
} else {
void *buf;
int offset = 0;
u16 PhyBlockAddr;
u8 PageNum;
u16 len, oldphy, newphy;
buf = kmalloc(blenByte, GFP_KERNEL);
if (buf == NULL)
return USB_STOR_TRANSPORT_ERROR;
usb_stor_set_xfer_buf(buf, blenByte, srb);
result = ene_load_bincode(us, MS_RW_PATTERN);
if (result != USB_STOR_XFER_GOOD) {
pr_info("Load MS RW pattern Fail !!\n");
result = USB_STOR_TRANSPORT_ERROR;
goto exit;
}
PhyBlockAddr = (u16)(bn / info->MS_Lib.PagesPerBlock);
PageNum = (u8)(bn % info->MS_Lib.PagesPerBlock);
while (1) {
if (blen > (info->MS_Lib.PagesPerBlock-PageNum))
len = info->MS_Lib.PagesPerBlock-PageNum;
else
len = blen;
oldphy = ms_libconv_to_physical(info, PhyBlockAddr); /* need check us <-> info */
newphy = ms_libsearch_block_from_logical(us, PhyBlockAddr);
result = ms_read_copyblock(us, oldphy, newphy, PhyBlockAddr, PageNum, buf+offset, len);
if (result != USB_STOR_XFER_GOOD) {
pr_info("MS_SCSI_Write --- result = %x\n", result);
result = USB_STOR_TRANSPORT_ERROR;
goto exit;
}
info->MS_Lib.Phy2LogMap[oldphy] = MS_LB_NOT_USED_ERASED;
ms_lib_force_setlogical_pair(us, PhyBlockAddr, newphy);
blen -= len;
if (blen <= 0)
break;
PhyBlockAddr++;
PageNum = 0;
offset += MS_BYTES_PER_PAGE*len;
}
exit:
kfree(buf);
}
return result;
}
/*
* ENE MS Card
*/
static int ene_get_card_type(struct us_data *us, u16 index, void *buf)
{
struct bulk_cb_wrap *bcb = (struct bulk_cb_wrap *) us->iobuf;
int result;
memset(bcb, 0, sizeof(struct bulk_cb_wrap));
bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN);
bcb->DataTransferLength = 0x01;
bcb->Flags = 0x80;
bcb->CDB[0] = 0xED;
bcb->CDB[2] = (unsigned char)(index>>8);
bcb->CDB[3] = (unsigned char)index;
result = ene_send_scsi_cmd(us, FDIR_READ, buf, 0);
return result;
}
static int ene_get_card_status(struct us_data *us, u8 *buf)
{
u16 tmpreg;
u32 reg4b;
struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
/*US_DEBUGP("transport --- ENE_ReadSDReg\n");*/
reg4b = *(u32 *)&buf[0x18];
info->SD_READ_BL_LEN = (u8)((reg4b >> 8) & 0x0f);
tmpreg = (u16) reg4b;
reg4b = *(u32 *)(&buf[0x14]);
if (info->SD_Status.HiCapacity && !info->SD_Status.IsMMC)
info->HC_C_SIZE = (reg4b >> 8) & 0x3fffff;
info->SD_C_SIZE = ((tmpreg & 0x03) << 10) | (u16)(reg4b >> 22);
info->SD_C_SIZE_MULT = (u8)(reg4b >> 7) & 0x07;
if (info->SD_Status.HiCapacity && info->SD_Status.IsMMC)
info->HC_C_SIZE = *(u32 *)(&buf[0x100]);
if (info->SD_READ_BL_LEN > SD_BLOCK_LEN) {
info->SD_Block_Mult = 1 << (info->SD_READ_BL_LEN-SD_BLOCK_LEN);
info->SD_READ_BL_LEN = SD_BLOCK_LEN;
} else {
info->SD_Block_Mult = 1;
}
return USB_STOR_TRANSPORT_GOOD;
}
static int ene_load_bincode(struct us_data *us, unsigned char flag)
{
int err;
char *fw_name = NULL;
unsigned char *buf = NULL;
const struct firmware *sd_fw = NULL;
int result = USB_STOR_TRANSPORT_ERROR;
struct bulk_cb_wrap *bcb = (struct bulk_cb_wrap *) us->iobuf;
struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
if (info->BIN_FLAG == flag)
return USB_STOR_TRANSPORT_GOOD;
switch (flag) {
/* For SD */
case SD_INIT1_PATTERN:
US_DEBUGP("SD_INIT1_PATTERN\n");
fw_name = "ene-ub6250/sd_init1.bin";
break;
case SD_INIT2_PATTERN:
US_DEBUGP("SD_INIT2_PATTERN\n");
fw_name = "ene-ub6250/sd_init2.bin";
break;
case SD_RW_PATTERN:
US_DEBUGP("SD_RDWR_PATTERN\n");
fw_name = "ene-ub6250/sd_rdwr.bin";
break;
/* For MS */
case MS_INIT_PATTERN:
US_DEBUGP("MS_INIT_PATTERN\n");
fw_name = "ene-ub6250/ms_init.bin";
break;
case MSP_RW_PATTERN:
US_DEBUGP("MSP_RW_PATTERN\n");
fw_name = "ene-ub6250/msp_rdwr.bin";
break;
case MS_RW_PATTERN:
US_DEBUGP("MS_RW_PATTERN\n");
fw_name = "ene-ub6250/ms_rdwr.bin";
break;
default:
US_DEBUGP("----------- Unknown PATTERN ----------\n");
goto nofw;
}
err = request_firmware(&sd_fw, fw_name, &us->pusb_dev->dev);
if (err) {
US_DEBUGP("load firmware %s failed\n", fw_name);
goto nofw;
}
buf = kmalloc(sd_fw->size, GFP_KERNEL);
if (buf == NULL) {
US_DEBUGP("Malloc memory for fireware failed!\n");
goto nofw;
}
memcpy(buf, sd_fw->data, sd_fw->size);
memset(bcb, 0, sizeof(struct bulk_cb_wrap));
bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN);
bcb->DataTransferLength = sd_fw->size;
bcb->Flags = 0x00;
bcb->CDB[0] = 0xEF;
result = ene_send_scsi_cmd(us, FDIR_WRITE, buf, 0);
info->BIN_FLAG = flag;
kfree(buf);
nofw:
if (sd_fw != NULL) {
release_firmware(sd_fw);
sd_fw = NULL;
}
return result;
}
static int ms_card_init(struct us_data *us)
{
u32 result;
u16 TmpBlock;
unsigned char *PageBuffer0 = NULL, *PageBuffer1 = NULL;
struct ms_lib_type_extdat extdat;
u16 btBlk1st, btBlk2nd;
u32 btBlk1stErred;
struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
printk(KERN_INFO "MS_CardInit start\n");
ms_lib_free_allocatedarea(us); /* Clean buffer and set struct us_data flag to 0 */
/* get two PageBuffer */
PageBuffer0 = kmalloc(MS_BYTES_PER_PAGE, GFP_KERNEL);
PageBuffer1 = kmalloc(MS_BYTES_PER_PAGE, GFP_KERNEL);
if ((PageBuffer0 == NULL) || (PageBuffer1 == NULL)) {
result = MS_NO_MEMORY_ERROR;
goto exit;
}
btBlk1st = btBlk2nd = MS_LB_NOT_USED;
btBlk1stErred = 0;
for (TmpBlock = 0; TmpBlock < MS_MAX_INITIAL_ERROR_BLOCKS+2; TmpBlock++) {
switch (ms_read_readpage(us, TmpBlock, 0, (u32 *)PageBuffer0, &extdat)) {
case MS_STATUS_SUCCESS:
break;
case MS_STATUS_INT_ERROR:
break;
case MS_STATUS_ERROR:
default:
continue;
}
if ((extdat.ovrflg & MS_REG_OVR_BKST) == MS_REG_OVR_BKST_NG)
continue;
if (((extdat.mngflg & MS_REG_MNG_SYSFLG) == MS_REG_MNG_SYSFLG_USER) ||
(be16_to_cpu(((struct ms_bootblock_page0 *)PageBuffer0)->header.wBlockID) != MS_BOOT_BLOCK_ID) ||
(be16_to_cpu(((struct ms_bootblock_page0 *)PageBuffer0)->header.wFormatVersion) != MS_BOOT_BLOCK_FORMAT_VERSION) ||
(((struct ms_bootblock_page0 *)PageBuffer0)->header.bNumberOfDataEntry != MS_BOOT_BLOCK_DATA_ENTRIES))
continue;
if (btBlk1st != MS_LB_NOT_USED) {
btBlk2nd = TmpBlock;
break;
}
btBlk1st = TmpBlock;
memcpy(PageBuffer1, PageBuffer0, MS_BYTES_PER_PAGE);
if (extdat.status1 & (MS_REG_ST1_DTER | MS_REG_ST1_EXER | MS_REG_ST1_FGER))
btBlk1stErred = 1;
}
if (btBlk1st == MS_LB_NOT_USED) {
result = MS_STATUS_ERROR;
goto exit;
}
/* write protect */
if ((extdat.status0 & MS_REG_ST0_WP) == MS_REG_ST0_WP_ON)
ms_lib_ctrl_set(info, MS_LIB_CTRL_WRPROTECT);
result = MS_STATUS_ERROR;
/* 1st Boot Block */
if (btBlk1stErred == 0)
result = ms_lib_process_bootblock(us, btBlk1st, PageBuffer1);
/* 1st */
/* 2nd Boot Block */
if (result && (btBlk2nd != MS_LB_NOT_USED))
result = ms_lib_process_bootblock(us, btBlk2nd, PageBuffer0);
if (result) {
result = MS_STATUS_ERROR;
goto exit;
}
for (TmpBlock = 0; TmpBlock < btBlk1st; TmpBlock++)
info->MS_Lib.Phy2LogMap[TmpBlock] = MS_LB_INITIAL_ERROR;
info->MS_Lib.Phy2LogMap[btBlk1st] = MS_LB_BOOT_BLOCK;
if (btBlk2nd != MS_LB_NOT_USED) {
for (TmpBlock = btBlk1st + 1; TmpBlock < btBlk2nd; TmpBlock++)
info->MS_Lib.Phy2LogMap[TmpBlock] = MS_LB_INITIAL_ERROR;
info->MS_Lib.Phy2LogMap[btBlk2nd] = MS_LB_BOOT_BLOCK;
}
result = ms_lib_scan_logicalblocknumber(us, btBlk1st);
if (result)
goto exit;
for (TmpBlock = MS_PHYSICAL_BLOCKS_PER_SEGMENT;
TmpBlock < info->MS_Lib.NumberOfPhyBlock;
TmpBlock += MS_PHYSICAL_BLOCKS_PER_SEGMENT) {
if (ms_count_freeblock(us, TmpBlock) == 0) {
ms_lib_ctrl_set(info, MS_LIB_CTRL_WRPROTECT);
break;
}
}
/* write */
if (ms_lib_alloc_writebuf(us)) {
result = MS_NO_MEMORY_ERROR;
goto exit;
}
result = MS_STATUS_SUCCESS;
exit:
kfree(PageBuffer1);
kfree(PageBuffer0);
printk(KERN_INFO "MS_CardInit end\n");
return result;
}
static int ene_ms_init(struct us_data *us)
{
struct bulk_cb_wrap *bcb = (struct bulk_cb_wrap *) us->iobuf;
int result;
u8 buf[0x200];
u16 MSP_BlockSize, MSP_UserAreaBlocks;
struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
printk(KERN_INFO "transport --- ENE_MSInit\n");
/* the same part to test ENE */
result = ene_load_bincode(us, MS_INIT_PATTERN);
if (result != USB_STOR_XFER_GOOD) {
printk(KERN_ERR "Load MS Init Code Fail !!\n");
return USB_STOR_TRANSPORT_ERROR;
}
memset(bcb, 0, sizeof(struct bulk_cb_wrap));
bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN);
bcb->DataTransferLength = 0x200;
bcb->Flags = 0x80;
bcb->CDB[0] = 0xF1;
bcb->CDB[1] = 0x01;
result = ene_send_scsi_cmd(us, FDIR_READ, &buf, 0);
if (result != USB_STOR_XFER_GOOD) {
printk(KERN_ERR "Execution MS Init Code Fail !!\n");
return USB_STOR_TRANSPORT_ERROR;
}
/* the same part to test ENE */
info->MS_Status = *(struct MS_STATUS *)&buf[0];
if (info->MS_Status.Insert && info->MS_Status.Ready) {
printk(KERN_INFO "Insert = %x\n", info->MS_Status.Insert);
printk(KERN_INFO "Ready = %x\n", info->MS_Status.Ready);
printk(KERN_INFO "IsMSPro = %x\n", info->MS_Status.IsMSPro);
printk(KERN_INFO "IsMSPHG = %x\n", info->MS_Status.IsMSPHG);
printk(KERN_INFO "WtP= %x\n", info->MS_Status.WtP);
if (info->MS_Status.IsMSPro) {
MSP_BlockSize = (buf[6] << 8) | buf[7];
MSP_UserAreaBlocks = (buf[10] << 8) | buf[11];
info->MSP_TotalBlock = MSP_BlockSize * MSP_UserAreaBlocks;
} else {
ms_card_init(us); /* Card is MS (to ms.c)*/
}
US_DEBUGP("MS Init Code OK !!\n");
} else {
US_DEBUGP("MS Card Not Ready --- %x\n", buf[0]);
return USB_STOR_TRANSPORT_ERROR;
}
return USB_STOR_TRANSPORT_GOOD;
}
static int ene_sd_init(struct us_data *us)
{
int result;
u8 buf[0x200];
struct bulk_cb_wrap *bcb = (struct bulk_cb_wrap *) us->iobuf;
struct ene_ub6250_info *info = (struct ene_ub6250_info *) us->extra;
US_DEBUGP("transport --- ENE_SDInit\n");
/* SD Init Part-1 */
result = ene_load_bincode(us, SD_INIT1_PATTERN);
if (result != USB_STOR_XFER_GOOD) {
US_DEBUGP("Load SD Init Code Part-1 Fail !!\n");
return USB_STOR_TRANSPORT_ERROR;
}
memset(bcb, 0, sizeof(struct bulk_cb_wrap));
bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN);
bcb->Flags = 0x80;
bcb->CDB[0] = 0xF2;
result = ene_send_scsi_cmd(us, FDIR_READ, NULL, 0);
if (result != USB_STOR_XFER_GOOD) {
US_DEBUGP("Execution SD Init Code Fail !!\n");
return USB_STOR_TRANSPORT_ERROR;
}
/* SD Init Part-2 */
result = ene_load_bincode(us, SD_INIT2_PATTERN);
if (result != USB_STOR_XFER_GOOD) {
US_DEBUGP("Load SD Init Code Part-2 Fail !!\n");
return USB_STOR_TRANSPORT_ERROR;
}
memset(bcb, 0, sizeof(struct bulk_cb_wrap));
bcb->Signature = cpu_to_le32(US_BULK_CB_SIGN);
bcb->DataTransferLength = 0x200;
bcb->Flags = 0x80;
bcb->CDB[0] = 0xF1;
result = ene_send_scsi_cmd(us, FDIR_READ, &buf, 0);
if (result != USB_STOR_XFER_GOOD) {
US_DEBUGP("Execution SD Init Code Fail !!\n");
return USB_STOR_TRANSPORT_ERROR;
}
info->SD_Status = *(struct SD_STATUS *)&buf[0];
if (info->SD_Status.Insert && info->SD_Status.Ready) {
ene_get_card_status(us, (unsigned char *)&buf);
US_DEBUGP("Insert = %x\n", info->SD_Status.Insert);
US_DEBUGP("Ready = %x\n", info->SD_Status.Ready);
US_DEBUGP("IsMMC = %x\n", info->SD_Status.IsMMC);
US_DEBUGP("HiCapacity = %x\n", info->SD_Status.HiCapacity);
US_DEBUGP("HiSpeed = %x\n", info->SD_Status.HiSpeed);
US_DEBUGP("WtP = %x\n", info->SD_Status.WtP);
} else {
US_DEBUGP("SD Card Not Ready --- %x\n", buf[0]);
return USB_STOR_TRANSPORT_ERROR;
}
return USB_STOR_TRANSPORT_GOOD;
}
static int ene_init(struct us_data *us)
{
int result;
u8 misc_reg03 = 0;
struct ene_ub6250_info *info = (struct ene_ub6250_info *)(us->extra);
result = ene_get_card_type(us, REG_CARD_STATUS, &misc_reg03);
if (result != USB_STOR_XFER_GOOD)
return USB_STOR_TRANSPORT_ERROR;
if (misc_reg03 & 0x01) {
if (!info->SD_Status.Ready) {
result = ene_sd_init(us);
if (result != USB_STOR_XFER_GOOD)
return USB_STOR_TRANSPORT_ERROR;
}
}
if (misc_reg03 & 0x02) {
if (!info->MS_Status.Ready) {
result = ene_ms_init(us);
if (result != USB_STOR_XFER_GOOD)
return USB_STOR_TRANSPORT_ERROR;
}
}
return result;
}
/*----- sd_scsi_irp() ---------*/
static int sd_scsi_irp(struct us_data *us, struct scsi_cmnd *srb)
{
int result;
struct ene_ub6250_info *info = (struct ene_ub6250_info *)us->extra;
info->SrbStatus = SS_SUCCESS;
switch (srb->cmnd[0]) {
case TEST_UNIT_READY:
result = sd_scsi_test_unit_ready(us, srb);
break; /* 0x00 */
case INQUIRY:
result = sd_scsi_inquiry(us, srb);
break; /* 0x12 */
case MODE_SENSE:
result = sd_scsi_mode_sense(us, srb);
break; /* 0x1A */
/*
case START_STOP:
result = SD_SCSI_Start_Stop(us, srb);
break; //0x1B
*/
case READ_CAPACITY:
result = sd_scsi_read_capacity(us, srb);
break; /* 0x25 */
case READ_10:
result = sd_scsi_read(us, srb);
break; /* 0x28 */
case WRITE_10:
result = sd_scsi_write(us, srb);
break; /* 0x2A */
default:
info->SrbStatus = SS_ILLEGAL_REQUEST;
result = USB_STOR_TRANSPORT_FAILED;
break;
}
return result;
}
/*
* ms_scsi_irp()
*/
int ms_scsi_irp(struct us_data *us, struct scsi_cmnd *srb)
{
int result;
struct ene_ub6250_info *info = (struct ene_ub6250_info *)us->extra;
info->SrbStatus = SS_SUCCESS;
switch (srb->cmnd[0]) {
case TEST_UNIT_READY:
result = ms_scsi_test_unit_ready(us, srb);
break; /* 0x00 */
case INQUIRY:
result = ms_scsi_inquiry(us, srb);
break; /* 0x12 */
case MODE_SENSE:
result = ms_scsi_mode_sense(us, srb);
break; /* 0x1A */
case READ_CAPACITY:
result = ms_scsi_read_capacity(us, srb);
break; /* 0x25 */
case READ_10:
result = ms_scsi_read(us, srb);
break; /* 0x28 */
case WRITE_10:
result = ms_scsi_write(us, srb);
break; /* 0x2A */
default:
info->SrbStatus = SS_ILLEGAL_REQUEST;
result = USB_STOR_TRANSPORT_FAILED;
break;
}
return result;
}
static int ene_transport(struct scsi_cmnd *srb, struct us_data *us)
{
int result = 0;
struct ene_ub6250_info *info = (struct ene_ub6250_info *)(us->extra);
/*US_DEBUG(usb_stor_show_command(srb)); */
scsi_set_resid(srb, 0);
if (unlikely(!(info->SD_Status.Ready || info->MS_Status.Ready))) {
result = ene_init(us);
} else {
if (info->SD_Status.Ready)
result = sd_scsi_irp(us, srb);
if (info->MS_Status.Ready)
result = ms_scsi_irp(us, srb);
}
return 0;
}
static int ene_ub6250_probe(struct usb_interface *intf,
const struct usb_device_id *id)
{
int result;
u8 misc_reg03 = 0;
struct us_data *us;
result = usb_stor_probe1(&us, intf, id,
(id - ene_ub6250_usb_ids) + ene_ub6250_unusual_dev_list);
if (result)
return result;
/* FIXME: where should the code alloc extra buf ? */
if (!us->extra) {
us->extra = kzalloc(sizeof(struct ene_ub6250_info), GFP_KERNEL);
if (!us->extra)
return -ENOMEM;
us->extra_destructor = ene_ub6250_info_destructor;
}
us->transport_name = "ene_ub6250";
us->transport = ene_transport;
us->max_lun = 0;
result = usb_stor_probe2(us);
if (result)
return result;
/* probe card type */
result = ene_get_card_type(us, REG_CARD_STATUS, &misc_reg03);
if (result != USB_STOR_XFER_GOOD) {
usb_stor_disconnect(intf);
return USB_STOR_TRANSPORT_ERROR;
}
if (!(misc_reg03 & 0x01)) {
pr_info("ums_eneub6250: The driver only supports SD/MS card. "
"To use SM card, please build driver/staging/keucr\n");
}
return result;
}
#ifdef CONFIG_PM
static int ene_ub6250_resume(struct usb_interface *iface)
{
u8 tmp = 0;
struct us_data *us = usb_get_intfdata(iface);
struct ene_ub6250_info *info = (struct ene_ub6250_info *)(us->extra);
mutex_lock(&us->dev_mutex);
US_DEBUGP("%s\n", __func__);
if (us->suspend_resume_hook)
(us->suspend_resume_hook)(us, US_RESUME);
mutex_unlock(&us->dev_mutex);
info->Power_IsResum = true;
/*info->SD_Status.Ready = 0; */
info->SD_Status = *(struct SD_STATUS *)&tmp;
info->MS_Status = *(struct MS_STATUS *)&tmp;
info->SM_Status = *(struct SM_STATUS *)&tmp;
return 0;
}
static int ene_ub6250_reset_resume(struct usb_interface *iface)
{
u8 tmp = 0;
struct us_data *us = usb_get_intfdata(iface);
struct ene_ub6250_info *info = (struct ene_ub6250_info *)(us->extra);
US_DEBUGP("%s\n", __func__);
/* Report the reset to the SCSI core */
usb_stor_reset_resume(iface);
/* FIXME: Notify the subdrivers that they need to reinitialize
* the device */
info->Power_IsResum = true;
/*info->SD_Status.Ready = 0; */
info->SD_Status = *(struct SD_STATUS *)&tmp;
info->MS_Status = *(struct MS_STATUS *)&tmp;
info->SM_Status = *(struct SM_STATUS *)&tmp;
return 0;
}
#else
#define ene_ub6250_resume NULL
#define ene_ub6250_reset_resume NULL
#endif
static struct usb_driver ene_ub6250_driver = {
.name = "ums_eneub6250",
.probe = ene_ub6250_probe,
.disconnect = usb_stor_disconnect,
.suspend = usb_stor_suspend,
.resume = ene_ub6250_resume,
.reset_resume = ene_ub6250_reset_resume,
.pre_reset = usb_stor_pre_reset,
.post_reset = usb_stor_post_reset,
.id_table = ene_ub6250_usb_ids,
.soft_unbind = 1,
};
static int __init ene_ub6250_init(void)
{
return usb_register(&ene_ub6250_driver);
}
static void __exit ene_ub6250_exit(void)
{
usb_deregister(&ene_ub6250_driver);
}
module_init(ene_ub6250_init);
module_exit(ene_ub6250_exit);
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