| #include <linux/slab.h> |
| #include <asm/byteorder.h> |
| |
| #include "usb.h" |
| #include "scsiglue.h" |
| #include "transport.h" |
| #include "ms.h" |
| |
| /* |
| * MS_ReaderCopyBlock() |
| */ |
| int MS_ReaderCopyBlock(struct us_data *us, WORD oldphy, WORD newphy, |
| WORD PhyBlockAddr, BYTE PageNum, PBYTE buf, WORD 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_LoadBinCode(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] = (BYTE)(oldphy); |
| bcb->CDB[3] = (BYTE)(oldphy>>8); |
| bcb->CDB[2] = 0; /* (BYTE)(oldphy>>16) */ |
| bcb->CDB[7] = (BYTE)(newphy); |
| bcb->CDB[6] = (BYTE)(newphy>>8); |
| bcb->CDB[5] = 0; /* (BYTE)(newphy>>16) */ |
| bcb->CDB[9] = (BYTE)(PhyBlockAddr); |
| bcb->CDB[8] = (BYTE)(PhyBlockAddr>>8); |
| bcb->CDB[10] = PageNum; |
| |
| result = ENE_SendScsiCmd(us, FDIR_WRITE, buf, 0); |
| if (result != USB_STOR_XFER_GOOD) |
| return USB_STOR_TRANSPORT_ERROR; |
| |
| return USB_STOR_TRANSPORT_GOOD; |
| } |
| |
| /* |
| * MS_ReaderReadPage() |
| */ |
| int MS_ReaderReadPage(struct us_data *us, DWORD PhyBlockAddr, |
| BYTE PageNum, PDWORD PageBuf, MS_LibTypeExtdat *ExtraDat) |
| { |
| struct bulk_cb_wrap *bcb = (struct bulk_cb_wrap *) us->iobuf; |
| int result; |
| BYTE ExtBuf[4]; |
| DWORD bn = PhyBlockAddr * 0x20 + PageNum; |
| |
| /* printk(KERN_INFO "MS --- MS_ReaderReadPage, |
| PhyBlockAddr = %x, PageNum = %x\n", PhyBlockAddr, PageNum); */ |
| |
| result = ENE_LoadBinCode(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; |
| bcb->CDB[5] = (BYTE)(bn); |
| bcb->CDB[4] = (BYTE)(bn>>8); |
| bcb->CDB[3] = (BYTE)(bn>>16); |
| bcb->CDB[2] = (BYTE)(bn>>24); |
| |
| result = ENE_SendScsiCmd(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] = (BYTE)(PageNum); |
| bcb->CDB[4] = (BYTE)(PhyBlockAddr); |
| bcb->CDB[3] = (BYTE)(PhyBlockAddr>>8); |
| bcb->CDB[2] = (BYTE)(PhyBlockAddr>>16); |
| bcb->CDB[6] = 0x01; |
| |
| result = ENE_SendScsiCmd(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 = MemStickLogAddr(ExtBuf[2], ExtBuf[3]); |
| |
| return USB_STOR_TRANSPORT_GOOD; |
| } |
| |
| /* |
| * MS_ReaderEraseBlock() |
| */ |
| int MS_ReaderEraseBlock(struct us_data *us, DWORD PhyBlockAddr) |
| { |
| struct bulk_cb_wrap *bcb = (struct bulk_cb_wrap *) us->iobuf; |
| int result; |
| DWORD bn = PhyBlockAddr; |
| |
| /* printk(KERN_INFO "MS --- MS_ReaderEraseBlock, |
| PhyBlockAddr = %x\n", PhyBlockAddr); */ |
| result = ENE_LoadBinCode(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] = (BYTE)(bn); |
| bcb->CDB[3] = (BYTE)(bn>>8); |
| bcb->CDB[2] = (BYTE)(bn>>16); |
| |
| result = ENE_SendScsiCmd(us, FDIR_READ, NULL, 0); |
| if (result != USB_STOR_XFER_GOOD) |
| return USB_STOR_TRANSPORT_ERROR; |
| |
| return USB_STOR_TRANSPORT_GOOD; |
| } |
| |
| /* |
| * MS_CardInit() |
| */ |
| int MS_CardInit(struct us_data *us) |
| { |
| DWORD result = 0; |
| WORD TmpBlock; |
| PBYTE PageBuffer0 = NULL, PageBuffer1 = NULL; |
| MS_LibTypeExtdat extdat; |
| WORD btBlk1st, btBlk2nd; |
| DWORD btBlk1stErred; |
| |
| printk(KERN_INFO "MS_CardInit start\n"); |
| |
| MS_LibFreeAllocatedArea(us); |
| |
| 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_ReaderReadPage(us, TmpBlock, 0, |
| (DWORD *)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(((MemStickBootBlockPage0 *)PageBuffer0)->header.wBlockID) != MS_BOOT_BLOCK_ID) || |
| (be16_to_cpu(((MemStickBootBlockPage0 *)PageBuffer0)->header.wFormatVersion) != MS_BOOT_BLOCK_FORMAT_VERSION) || |
| (((MemStickBootBlockPage0 *)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_LibCtrlSet(us, MS_LIB_CTRL_WRPROTECT); |
| |
| result = MS_STATUS_ERROR; |
| /* 1st Boot Block */ |
| if (btBlk1stErred == 0) |
| result = MS_LibProcessBootBlock(us, btBlk1st, PageBuffer1); |
| /* 1st */ |
| /* 2nd Boot Block */ |
| if (result && (btBlk2nd != MS_LB_NOT_USED)) |
| result = MS_LibProcessBootBlock(us, btBlk2nd, PageBuffer0); |
| |
| if (result) { |
| result = MS_STATUS_ERROR; |
| goto exit; |
| } |
| |
| for (TmpBlock = 0; TmpBlock < btBlk1st; TmpBlock++) |
| us->MS_Lib.Phy2LogMap[TmpBlock] = MS_LB_INITIAL_ERROR; |
| |
| us->MS_Lib.Phy2LogMap[btBlk1st] = MS_LB_BOOT_BLOCK; |
| |
| if (btBlk2nd != MS_LB_NOT_USED) { |
| for (TmpBlock = btBlk1st + 1; TmpBlock < btBlk2nd; TmpBlock++) |
| us->MS_Lib.Phy2LogMap[TmpBlock] = MS_LB_INITIAL_ERROR; |
| us->MS_Lib.Phy2LogMap[btBlk2nd] = MS_LB_BOOT_BLOCK; |
| } |
| |
| result = MS_LibScanLogicalBlockNumber(us, btBlk1st); |
| if (result) |
| goto exit; |
| |
| for (TmpBlock = MS_PHYSICAL_BLOCKS_PER_SEGMENT; |
| TmpBlock < us->MS_Lib.NumberOfPhyBlock; |
| TmpBlock += MS_PHYSICAL_BLOCKS_PER_SEGMENT) { |
| if (MS_CountFreeBlock(us, TmpBlock) == 0) { |
| MS_LibCtrlSet(us, MS_LIB_CTRL_WRPROTECT); |
| break; |
| } |
| } |
| |
| /* write */ |
| if (MS_LibAllocWriteBuf(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; |
| } |
| |
| /* |
| * MS_LibCheckDisableBlock() |
| */ |
| int MS_LibCheckDisableBlock(struct us_data *us, WORD PhyBlock) |
| { |
| PWORD PageBuf = NULL; |
| DWORD result = MS_STATUS_SUCCESS; |
| DWORD blk, index = 0; |
| MS_LibTypeExtdat extdat; |
| |
| PageBuf = kmalloc(MS_BYTES_PER_PAGE, GFP_KERNEL); |
| if (PageBuf == NULL) { |
| result = MS_NO_MEMORY_ERROR; |
| goto exit; |
| } |
| |
| MS_ReaderReadPage(us, PhyBlock, 1, (DWORD *)PageBuf, &extdat); |
| do { |
| blk = be16_to_cpu(PageBuf[index]); |
| if (blk == MS_LB_NOT_USED) |
| break; |
| if (blk == us->MS_Lib.Log2PhyMap[0]) { |
| result = MS_ERROR_FLASH_READ; |
| break; |
| } |
| index++; |
| } while (1); |
| |
| exit: |
| kfree(PageBuf); |
| return result; |
| } |
| |
| /* |
| * MS_LibFreeAllocatedArea() |
| */ |
| void MS_LibFreeAllocatedArea(struct us_data *us) |
| { |
| MS_LibFreeWriteBuf(us); |
| MS_LibFreeLogicalMap(us); |
| |
| us->MS_Lib.flags = 0; |
| us->MS_Lib.BytesPerSector = 0; |
| us->MS_Lib.SectorsPerCylinder = 0; |
| |
| us->MS_Lib.cardType = 0; |
| us->MS_Lib.blockSize = 0; |
| us->MS_Lib.PagesPerBlock = 0; |
| |
| us->MS_Lib.NumberOfPhyBlock = 0; |
| us->MS_Lib.NumberOfLogBlock = 0; |
| } |
| |
| /* |
| * MS_LibFreeWriteBuf() |
| */ |
| void MS_LibFreeWriteBuf(struct us_data *us) |
| { |
| us->MS_Lib.wrtblk = (WORD)-1; /* set to -1 */ |
| |
| /* memset((fdoExt)->MS_Lib.pagemap, 0, |
| sizeof((fdoExt)->MS_Lib.pagemap)) */ |
| MS_LibClearPageMap(us); |
| |
| if (us->MS_Lib.blkpag) { |
| kfree((BYTE *)(us->MS_Lib.blkpag)); /* Arnold test ... */ |
| us->MS_Lib.blkpag = NULL; |
| } |
| |
| if (us->MS_Lib.blkext) { |
| kfree((BYTE *)(us->MS_Lib.blkext)); /* Arnold test ... */ |
| us->MS_Lib.blkext = NULL; |
| } |
| } |
| |
| /* |
| * MS_LibFreeLogicalMap() |
| */ |
| int MS_LibFreeLogicalMap(struct us_data *us) |
| { |
| kfree(us->MS_Lib.Phy2LogMap); |
| us->MS_Lib.Phy2LogMap = NULL; |
| |
| kfree(us->MS_Lib.Log2PhyMap); |
| us->MS_Lib.Log2PhyMap = NULL; |
| |
| return 0; |
| } |
| |
| /* |
| * MS_LibProcessBootBlock() |
| */ |
| int MS_LibProcessBootBlock(struct us_data *us, WORD PhyBlock, BYTE *PageData) |
| { |
| MemStickBootBlockSysEnt *SysEntry; |
| MemStickBootBlockSysInf *SysInfo; |
| DWORD i, result; |
| BYTE PageNumber; |
| BYTE *PageBuffer; |
| MS_LibTypeExtdat ExtraData; |
| |
| |
| PageBuffer = kmalloc(MS_BYTES_PER_PAGE, GFP_KERNEL); |
| if (PageBuffer == NULL) |
| return (DWORD)-1; |
| |
| result = (DWORD)-1; |
| |
| SysInfo = &(((MemStickBootBlockPage0 *)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 (us->MS_Lib.cardType = SysInfo->bCardType) { |
| case MS_SYSINF_CARDTYPE_RDONLY: |
| MS_LibCtrlSet(us, MS_LIB_CTRL_RDONLY); |
| break; |
| case MS_SYSINF_CARDTYPE_RDWR: |
| MS_LibCtrlReset(us, MS_LIB_CTRL_RDONLY); |
| break; |
| case MS_SYSINF_CARDTYPE_HYBRID: |
| default: |
| goto exit; |
| } |
| |
| us->MS_Lib.blockSize = be16_to_cpu(SysInfo->wBlockSize); |
| us->MS_Lib.NumberOfPhyBlock = be16_to_cpu(SysInfo->wBlockNumber); |
| us->MS_Lib.NumberOfLogBlock = be16_to_cpu(SysInfo->wTotalBlockNumber) |
| -2; |
| us->MS_Lib.PagesPerBlock = us->MS_Lib.blockSize * SIZE_OF_KIRO / |
| MS_BYTES_PER_PAGE; |
| us->MS_Lib.NumberOfSegment = us->MS_Lib.NumberOfPhyBlock / |
| MS_PHYSICAL_BLOCKS_PER_SEGMENT; |
| us->MS_Model = be16_to_cpu(SysInfo->wMemorySize); |
| |
| /*Allocate to all number of logicalblock and physicalblock */ |
| if (MS_LibAllocLogicalMap(us)) |
| goto exit; |
| |
| /* Mark the book block */ |
| MS_LibSetBootBlockMark(us, PhyBlock); |
| |
| SysEntry = &(((MemStickBootBlockPage0 *)PageData)->sysent); |
| |
| for (i = 0; i < MS_NUMBER_OF_SYSTEM_ENTRY; i++) { |
| DWORD 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 > |
| us->MS_Lib.blockSize * (DWORD)SIZE_OF_KIRO) |
| continue; |
| |
| if (i == 0) { |
| BYTE PrevPageNumber = 0; |
| WORD phyblk; |
| |
| if (SysEntry->entry[i].bType != |
| MS_SYSENT_TYPE_INVALID_BLOCK) |
| goto exit; |
| |
| while (EntrySize > 0) { |
| |
| PageNumber = (BYTE)(EntryOffset / |
| MS_BYTES_PER_PAGE + 1); |
| if (PageNumber != PrevPageNumber) { |
| switch (MS_ReaderReadPage(us, PhyBlock, |
| PageNumber, (DWORD *)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(*(WORD *)(PageBuffer + |
| (EntryOffset % MS_BYTES_PER_PAGE))); |
| if (phyblk < 0x0fff) |
| MS_LibSetInitialErrorBlock(us, phyblk); |
| |
| EntryOffset += 2; |
| EntrySize -= 2; |
| } |
| } else if (i == 1) { /* CIS/IDI */ |
| MemStickBootBlockIDI *idi; |
| |
| if (SysEntry->entry[i].bType != MS_SYSENT_TYPE_CIS_IDI) |
| goto exit; |
| |
| switch (MS_ReaderReadPage(us, PhyBlock, |
| (BYTE)(EntryOffset / MS_BYTES_PER_PAGE + 1), |
| (DWORD *)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 = &((MemStickBootBlockCIS_IDI *)(PageBuffer + |
| (EntryOffset % MS_BYTES_PER_PAGE)))->idi.idi; |
| if (le16_to_cpu(idi->wIDIgeneralConfiguration) != |
| MS_IDI_GENERAL_CONF) |
| goto exit; |
| |
| us->MS_Lib.BytesPerSector = |
| le16_to_cpu(idi->wIDIbytesPerSector); |
| if (us->MS_Lib.BytesPerSector != MS_BYTES_PER_PAGE) |
| goto exit; |
| } |
| } /* End for .. */ |
| |
| result = 0; |
| |
| exit: |
| if (result) |
| MS_LibFreeLogicalMap(us); |
| |
| kfree(PageBuffer); |
| |
| result = 0; |
| return result; |
| } |
| |
| /* |
| * MS_LibAllocLogicalMap() |
| */ |
| int MS_LibAllocLogicalMap(struct us_data *us) |
| { |
| DWORD i; |
| |
| |
| us->MS_Lib.Phy2LogMap = kmalloc(us->MS_Lib.NumberOfPhyBlock * |
| sizeof(WORD), GFP_KERNEL); |
| us->MS_Lib.Log2PhyMap = kmalloc(us->MS_Lib.NumberOfLogBlock * |
| sizeof(WORD), GFP_KERNEL); |
| |
| if ((us->MS_Lib.Phy2LogMap == NULL) || |
| (us->MS_Lib.Log2PhyMap == NULL)) { |
| MS_LibFreeLogicalMap(us); |
| return (DWORD)-1; |
| } |
| |
| for (i = 0; i < us->MS_Lib.NumberOfPhyBlock; i++) |
| us->MS_Lib.Phy2LogMap[i] = MS_LB_NOT_USED; |
| |
| for (i = 0; i < us->MS_Lib.NumberOfLogBlock; i++) |
| us->MS_Lib.Log2PhyMap[i] = MS_LB_NOT_USED; |
| |
| return 0; |
| } |
| |
| /* |
| * MS_LibSetBootBlockMark() |
| */ |
| int MS_LibSetBootBlockMark(struct us_data *us, WORD phyblk) |
| { |
| return MS_LibSetLogicalBlockMark(us, phyblk, MS_LB_BOOT_BLOCK); |
| } |
| |
| /* |
| * MS_LibSetLogicalBlockMark() |
| */ |
| int MS_LibSetLogicalBlockMark(struct us_data *us, WORD phyblk, WORD mark) |
| { |
| if (phyblk >= us->MS_Lib.NumberOfPhyBlock) |
| return (DWORD)-1; |
| |
| us->MS_Lib.Phy2LogMap[phyblk] = mark; |
| |
| return 0; |
| } |
| |
| /* |
| * MS_LibSetInitialErrorBlock() |
| */ |
| int MS_LibSetInitialErrorBlock(struct us_data *us, WORD phyblk) |
| { |
| return MS_LibSetLogicalBlockMark(us, phyblk, MS_LB_INITIAL_ERROR); |
| } |
| |
| /* |
| * MS_LibScanLogicalBlockNumber() |
| */ |
| int MS_LibScanLogicalBlockNumber(struct us_data *us, WORD btBlk1st) |
| { |
| WORD PhyBlock, newblk, i; |
| WORD LogStart, LogEnde; |
| MS_LibTypeExtdat extdat; |
| BYTE buf[0x200]; |
| DWORD count = 0, index = 0; |
| |
| for (PhyBlock = 0; PhyBlock < us->MS_Lib.NumberOfPhyBlock;) { |
| MS_LibPhy2LogRange(PhyBlock, &LogStart, &LogEnde); |
| |
| for (i = 0; i < MS_PHYSICAL_BLOCKS_PER_SEGMENT; |
| i++, PhyBlock++) { |
| switch (MS_LibConv2Logical(us, PhyBlock)) { |
| case MS_STATUS_ERROR: |
| continue; |
| default: |
| break; |
| } |
| |
| if (count == PhyBlock) { |
| MS_LibReadExtraBlock(us, PhyBlock, |
| 0, 0x80, &buf); |
| count += 0x80; |
| } |
| index = (PhyBlock % 0x80) * 4; |
| |
| extdat.ovrflg = buf[index]; |
| extdat.mngflg = buf[index+1]; |
| extdat.logadr = MemStickLogAddr(buf[index+2], |
| buf[index+3]); |
| |
| if ((extdat.ovrflg & MS_REG_OVR_BKST) != |
| MS_REG_OVR_BKST_OK) { |
| MS_LibSetAcquiredErrorBlock(us, PhyBlock); |
| continue; |
| } |
| |
| if ((extdat.mngflg & MS_REG_MNG_ATFLG) == |
| MS_REG_MNG_ATFLG_ATTBL) { |
| MS_LibErasePhyBlock(us, PhyBlock); |
| continue; |
| } |
| |
| if (extdat.logadr != MS_LB_NOT_USED) { |
| if ((extdat.logadr < LogStart) || |
| (LogEnde <= extdat.logadr)) { |
| MS_LibErasePhyBlock(us, PhyBlock); |
| continue; |
| } |
| |
| newblk = MS_LibConv2Physical(us, extdat.logadr); |
| |
| if (newblk != MS_LB_NOT_USED) { |
| if (extdat.logadr == 0) { |
| MS_LibSetLogicalPair(us, |
| extdat.logadr, |
| PhyBlock); |
| if (MS_LibCheckDisableBlock(us, |
| btBlk1st)) { |
| MS_LibSetLogicalPair(us, |
| extdat.logadr, newblk); |
| continue; |
| } |
| } |
| |
| MS_LibReadExtra(us, newblk, 0, &extdat); |
| if ((extdat.ovrflg & MS_REG_OVR_UDST) == |
| MS_REG_OVR_UDST_UPDATING) { |
| MS_LibErasePhyBlock(us, |
| PhyBlock); |
| continue; |
| } else { |
| MS_LibErasePhyBlock(us, newblk); |
| } |
| } |
| |
| MS_LibSetLogicalPair(us, extdat.logadr, |
| PhyBlock); |
| } |
| } |
| } /* End for ... */ |
| |
| return MS_STATUS_SUCCESS; |
| } |
| |
| /* |
| * MS_LibAllocWriteBuf() |
| */ |
| int MS_LibAllocWriteBuf(struct us_data *us) |
| { |
| us->MS_Lib.wrtblk = (WORD)-1; |
| |
| us->MS_Lib.blkpag = kmalloc(us->MS_Lib.PagesPerBlock * |
| us->MS_Lib.BytesPerSector, GFP_KERNEL); |
| us->MS_Lib.blkext = kmalloc(us->MS_Lib.PagesPerBlock * |
| sizeof(MS_LibTypeExtdat), GFP_KERNEL); |
| |
| if ((us->MS_Lib.blkpag == NULL) || (us->MS_Lib.blkext == NULL)) { |
| MS_LibFreeWriteBuf(us); |
| return (DWORD)-1; |
| } |
| |
| MS_LibClearWriteBuf(us); |
| |
| return 0; |
| } |
| |
| /* |
| * MS_LibClearWriteBuf() |
| */ |
| void MS_LibClearWriteBuf(struct us_data *us) |
| { |
| int i; |
| |
| us->MS_Lib.wrtblk = (WORD)-1; |
| MS_LibClearPageMap(us); |
| |
| if (us->MS_Lib.blkpag) |
| memset(us->MS_Lib.blkpag, 0xff, |
| us->MS_Lib.PagesPerBlock * us->MS_Lib.BytesPerSector); |
| |
| if (us->MS_Lib.blkext) { |
| for (i = 0; i < us->MS_Lib.PagesPerBlock; i++) { |
| us->MS_Lib.blkext[i].status1 = MS_REG_ST1_DEFAULT; |
| us->MS_Lib.blkext[i].ovrflg = MS_REG_OVR_DEFAULT; |
| us->MS_Lib.blkext[i].mngflg = MS_REG_MNG_DEFAULT; |
| us->MS_Lib.blkext[i].logadr = MS_LB_NOT_USED; |
| } |
| } |
| } |
| |
| /* |
| * MS_LibPhy2LogRange() |
| */ |
| void MS_LibPhy2LogRange(WORD PhyBlock, WORD *LogStart, WORD *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*/ |
| } |
| } |
| |
| /* |
| * MS_LibReadExtraBlock() |
| */ |
| int MS_LibReadExtraBlock(struct us_data *us, DWORD PhyBlock, |
| BYTE PageNum, BYTE 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] = (BYTE)(PageNum); |
| bcb->CDB[4] = (BYTE)(PhyBlock); |
| bcb->CDB[3] = (BYTE)(PhyBlock>>8); |
| bcb->CDB[2] = (BYTE)(PhyBlock>>16); |
| bcb->CDB[6] = blen; |
| |
| result = ENE_SendScsiCmd(us, FDIR_READ, buf, 0); |
| if (result != USB_STOR_XFER_GOOD) |
| return USB_STOR_TRANSPORT_ERROR; |
| |
| return USB_STOR_TRANSPORT_GOOD; |
| } |
| |
| /* |
| * MS_LibReadExtra() |
| */ |
| int MS_LibReadExtra(struct us_data *us, DWORD PhyBlock, |
| BYTE PageNum, MS_LibTypeExtdat *ExtraDat) |
| { |
| struct bulk_cb_wrap *bcb = (struct bulk_cb_wrap *) us->iobuf; |
| int result; |
| BYTE 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] = (BYTE)(PageNum); |
| bcb->CDB[4] = (BYTE)(PhyBlock); |
| bcb->CDB[3] = (BYTE)(PhyBlock>>8); |
| bcb->CDB[2] = (BYTE)(PhyBlock>>16); |
| bcb->CDB[6] = 0x01; |
| |
| result = ENE_SendScsiCmd(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 = MemStickLogAddr(ExtBuf[2], ExtBuf[3]); |
| |
| return USB_STOR_TRANSPORT_GOOD; |
| } |
| |
| /* |
| * MS_LibSetAcquiredErrorBlock() |
| */ |
| int MS_LibSetAcquiredErrorBlock(struct us_data *us, WORD phyblk) |
| { |
| WORD log; |
| |
| if (phyblk >= us->MS_Lib.NumberOfPhyBlock) |
| return (DWORD)-1; |
| |
| log = us->MS_Lib.Phy2LogMap[phyblk]; |
| |
| if (log < us->MS_Lib.NumberOfLogBlock) |
| us->MS_Lib.Log2PhyMap[log] = MS_LB_NOT_USED; |
| |
| if (us->MS_Lib.Phy2LogMap[phyblk] != MS_LB_INITIAL_ERROR) |
| us->MS_Lib.Phy2LogMap[phyblk] = MS_LB_ACQUIRED_ERROR; |
| |
| return 0; |
| } |
| |
| /* |
| * MS_LibErasePhyBlock() |
| */ |
| int MS_LibErasePhyBlock(struct us_data *us, WORD phyblk) |
| { |
| WORD log; |
| |
| if (phyblk >= us->MS_Lib.NumberOfPhyBlock) |
| return MS_STATUS_ERROR; |
| |
| log = us->MS_Lib.Phy2LogMap[phyblk]; |
| |
| if (log < us->MS_Lib.NumberOfLogBlock) |
| us->MS_Lib.Log2PhyMap[log] = MS_LB_NOT_USED; |
| |
| us->MS_Lib.Phy2LogMap[phyblk] = MS_LB_NOT_USED; |
| |
| if (MS_LibIsWritable(us)) { |
| switch (MS_ReaderEraseBlock(us, phyblk)) { |
| case MS_STATUS_SUCCESS: |
| us->MS_Lib.Phy2LogMap[phyblk] = MS_LB_NOT_USED_ERASED; |
| return MS_STATUS_SUCCESS; |
| case MS_ERROR_FLASH_ERASE: |
| case MS_STATUS_INT_ERROR: |
| MS_LibErrorPhyBlock(us, phyblk); |
| return MS_ERROR_FLASH_ERASE; |
| case MS_STATUS_ERROR: |
| default: |
| MS_LibCtrlSet(us, MS_LIB_CTRL_RDONLY); |
| MS_LibSetAcquiredErrorBlock(us, phyblk); |
| return MS_STATUS_ERROR; |
| } |
| } |
| |
| MS_LibSetAcquiredErrorBlock(us, phyblk); |
| |
| return MS_STATUS_SUCCESS; |
| } |
| |
| /* |
| * MS_LibErrorPhyBlock() |
| */ |
| int MS_LibErrorPhyBlock(struct us_data *us, WORD phyblk) |
| { |
| if (phyblk >= us->MS_Lib.NumberOfPhyBlock) |
| return MS_STATUS_ERROR; |
| |
| MS_LibSetAcquiredErrorBlock(us, phyblk); |
| |
| if (MS_LibIsWritable(us)) |
| return MS_LibOverwriteExtra(us, phyblk, 0, |
| (BYTE)(~MS_REG_OVR_BKST & BYTE_MASK)); |
| |
| |
| return MS_STATUS_SUCCESS; |
| } |
| |
| /* |
| * MS_LibOverwriteExtra() |
| */ |
| int MS_LibOverwriteExtra(struct us_data *us, DWORD PhyBlockAddr, |
| BYTE PageNum, BYTE 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_LoadBinCode(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] = (BYTE)(PageNum); |
| bcb->CDB[4] = (BYTE)(PhyBlockAddr); |
| bcb->CDB[3] = (BYTE)(PhyBlockAddr>>8); |
| bcb->CDB[2] = (BYTE)(PhyBlockAddr>>16); |
| bcb->CDB[6] = OverwriteFlag; |
| bcb->CDB[7] = 0xFF; |
| bcb->CDB[8] = 0xFF; |
| bcb->CDB[9] = 0xFF; |
| |
| result = ENE_SendScsiCmd(us, FDIR_READ, NULL, 0); |
| if (result != USB_STOR_XFER_GOOD) |
| return USB_STOR_TRANSPORT_ERROR; |
| |
| return USB_STOR_TRANSPORT_GOOD; |
| } |
| |
| /* |
| * MS_LibForceSetLogicalPair() |
| */ |
| int MS_LibForceSetLogicalPair(struct us_data *us, WORD logblk, WORD phyblk) |
| { |
| if (logblk == MS_LB_NOT_USED) |
| return 0; |
| |
| if ((logblk >= us->MS_Lib.NumberOfLogBlock) || |
| (phyblk >= us->MS_Lib.NumberOfPhyBlock)) |
| return (DWORD)-1; |
| |
| us->MS_Lib.Phy2LogMap[phyblk] = logblk; |
| us->MS_Lib.Log2PhyMap[logblk] = phyblk; |
| |
| return 0; |
| } |
| |
| /* |
| * MS_LibSetLogicalPair() |
| */ |
| int MS_LibSetLogicalPair(struct us_data *us, WORD logblk, WORD phyblk) |
| { |
| if ((logblk >= us->MS_Lib.NumberOfLogBlock) || |
| (phyblk >= us->MS_Lib.NumberOfPhyBlock)) |
| return (DWORD)-1; |
| |
| us->MS_Lib.Phy2LogMap[phyblk] = logblk; |
| us->MS_Lib.Log2PhyMap[logblk] = phyblk; |
| |
| return 0; |
| } |
| |
| /* |
| * MS_CountFreeBlock() |
| */ |
| int MS_CountFreeBlock(struct us_data *us, WORD PhyBlock) |
| { |
| DWORD Ende, Count; |
| |
| Ende = PhyBlock + MS_PHYSICAL_BLOCKS_PER_SEGMENT; |
| for (Count = 0; PhyBlock < Ende; PhyBlock++) { |
| switch (us->MS_Lib.Phy2LogMap[PhyBlock]) { |
| case MS_LB_NOT_USED: |
| case MS_LB_NOT_USED_ERASED: |
| Count++; |
| default: |
| break; |
| } |
| } |
| |
| return Count; |
| } |
| |
| /* |
| * MS_LibSearchBlockFromPhysical() |
| */ |
| int MS_LibSearchBlockFromPhysical(struct us_data *us, WORD phyblk) |
| { |
| WORD Newblk; |
| WORD blk; |
| MS_LibTypeExtdat extdat; |
| |
| if (phyblk >= us->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 = us->MS_Lib.Phy2LogMap[blk]; |
| if (us->MS_Lib.Phy2LogMap[blk] == MS_LB_NOT_USED_ERASED) |
| return blk; |
| else if (us->MS_Lib.Phy2LogMap[blk] == MS_LB_NOT_USED) { |
| switch (MS_LibReadExtra(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_LibSetAcquiredErrorBlock(us, blk); |
| /* MS_LibErrorPhyBlock(fdoExt, blk); */ |
| continue; |
| } /* End switch */ |
| |
| if ((extdat.ovrflg & MS_REG_OVR_BKST) != |
| MS_REG_OVR_BKST_OK) { |
| MS_LibSetAcquiredErrorBlock(us, blk); |
| continue; |
| } |
| |
| switch (MS_LibErasePhyBlock(us, blk)) { |
| case MS_STATUS_SUCCESS: |
| return blk; |
| case MS_STATUS_ERROR: |
| return MS_LB_ERROR; |
| case MS_ERROR_FLASH_ERASE: |
| default: |
| MS_LibErrorPhyBlock(us, blk); |
| break; |
| } |
| } |
| } /* End for */ |
| |
| return MS_LB_ERROR; |
| } |
| |
| /* |
| * MS_LibSearchBlockFromLogical() |
| */ |
| int MS_LibSearchBlockFromLogical(struct us_data *us, WORD logblk) |
| { |
| WORD phyblk; |
| |
| phyblk = MS_LibConv2Physical(us, logblk); |
| if (phyblk >= MS_LB_ERROR) { |
| if (logblk >= us->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_LibSearchBlockFromPhysical(us, phyblk); |
| } |