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SerialFlash.c
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SerialFlash.c
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#include "Macro.h"
#include "usbdriver.h"
#include "ChipInfoDb.h"
#include "FlashCommand.h"
#include "SerialFlash.h"
#include <sys/stat.h>
#include <stdbool.h>
extern int m_isCanceled;
extern int m_bProtectAfterWritenErase;
extern int m_boEnReadQuadIO;
extern int m_boEnWriteQuadIO;
extern CHIP_INFO Chip_Info;
extern volatile bool g_bIsSF600[16];
extern void Sleep(unsigned int ms);
extern bool Is_NewUSBCommand(int Index);
unsigned char g_micron_usVCR=0xFFFF;
unsigned char mcode_WRSR=0x01;
unsigned char mcode_WRDI=0x04;
unsigned char mcode_RDSR=0x05;
unsigned char mcode_WREN=0x06;
unsigned char mcode_SegmentErase=SE;
unsigned char mcode_ChipErase=CHIP_ERASE;
unsigned char mcode_Program=PAGE_PROGRAM;
unsigned char mcode_ProgramCode_4Adr=0x02;
unsigned char mcode_ProgramCode_4Adr_S70FSxxx=0x12;
unsigned char mcode_Read=BULK_FAST_READ;
unsigned char mcode_ReadCode=0x0B;
unsigned char mcode_ReadCode_S70FSxxx=0x0C;
unsigned int g_AT45_PageSize=0;
unsigned int g_AT45_PageSizeMask=0;
size_t AT45ChipSize=0;
size_t AT45PageSize=0;
bool AT45doRDSR(unsigned char* cSR, int Index)
{
CNTRPIPE_RQ rq ;
unsigned char vInstruction; //size 1
// first control packet
vInstruction = 0xD7;
rq.Function = URB_FUNCTION_VENDOR_ENDPOINT ;
rq.Direction = VENDOR_DIRECTION_OUT ;
rq.Request = TRANSCEIVE ;
if(Is_NewUSBCommand(Index))
{
rq.Value = RESULT_IN;
rq.Index = RFU;
}
else
{
rq.Value = RFU ;
rq.Index = RESULT_IN ;
}
rq.Length = (unsigned long) 1 ;
if(OutCtrlRequest(&rq, &vInstruction, 1, Index) == SerialFlash_FALSE)
return SerialFlash_FALSE ;
// second control packet : fetch data
unsigned char vBuffer ; //just read one bytes , in fact more bytes are also available
rq.Function = URB_FUNCTION_VENDOR_ENDPOINT ;
rq.Direction = VENDOR_DIRECTION_IN ;
rq.Request = TRANSCEIVE ;
if(Is_NewUSBCommand(Index))
{
rq.Value = 1;
rq.Index = 0;
}
else
{
rq.Value = CTRL_TIMEOUT;
rq.Index = NO_REGISTER;
}
rq.Length = (unsigned long) 1;
if(InCtrlRequest(&rq, &vBuffer, 1, Index) == SerialFlash_FALSE)
return SerialFlash_FALSE ;
*cSR = vBuffer;
return SerialFlash_TRUE;
}
bool AT45WaitForWIP(int USBIndex)
{
unsigned char cSR ;
size_t i = Chip_Info.Timeout*100;
if(i==0)
i=0x10000;
// wait until WIP = 0
do{
AT45doRDSR(&cSR,USBIndex) ;
Sleep(10);
}while((!(cSR & 0x80)) && (i-- > 0)) ; // poll bit 7
if(i<=0) return false;
return true;
}
unsigned char getWriteMode(int USBIndex)
{
unsigned char cMode;
unsigned char cSR ;
AT45doRDSR(&cSR,USBIndex);
bool powerOfTwo = (1 == (cSR & 0x1));
// typedef enum
enum
{
AT45DB011D = 0x1F22,
AT45DB021D = 0x1F23,
AT45DB041D = 0x1F24,
AT45DB081D = 0x1F25,
AT45DB161D = 0x1F26,
AT45DB321D = 0x1F27,
AT45DB642D = 0x1F28,
};
switch(Chip_Info.UniqueID)
{
case AT45DB011D:
case AT45DB021D:
case AT45DB041D:
case AT45DB081D:
cMode = powerOfTwo ? 1 : 2; //256 : 264;
break;
case AT45DB161D:
case AT45DB321D:
cMode = powerOfTwo ? 3 : 4; //512 : 528;
break;
case AT45DB642D:
cMode = powerOfTwo ? 5 : 6; //1024 : 1056;
break;
default:
cMode = powerOfTwo ? 1 : 2; //256 : 264;
;
}
return cMode;
}
void SetPageSize(CHIP_INFO* mem, int USBIndex)
{
unsigned char writeMode;
writeMode = getWriteMode(USBIndex);
mcode_Program=writeMode;
size_t pageSize[7] = {0, 256, 264, 512, 528, 1024, 1056};
// size_t pageSizeMask[7] = {0, (1<<8)-1, (1<<9)-1, (1<<9)-1, (1<<10)-1, (1<<10)-1, (1<<11)-1};
mem->PageSizeInByte=pageSize[writeMode];
if(! (writeMode & 0x1) ) // for AT45DB:0x1F2200 - 0x1F2800
mem->ChipSizeInByte=Chip_Info.ChipSizeInByte / 256 * 8+Chip_Info.ChipSizeInByte;
else
mem->ChipSizeInByte=Chip_Info.ChipSizeInByte ;
AT45ChipSize=mem->ChipSizeInByte;
AT45PageSize=mem->PageSizeInByte;
}
size_t GetChipSize(void)
{
return AT45ChipSize;
}
size_t GetPageSize(void)
{
return AT45PageSize;
}
bool AT45xxx_protectBlock(int bProtect,int Index)
{
CNTRPIPE_RQ rq ;
unsigned char vInstruction[4]; //size 1
rq.Function = URB_FUNCTION_VENDOR_ENDPOINT ;
rq.Direction = VENDOR_DIRECTION_OUT ;
rq.Request = TRANSCEIVE ;
if(Is_NewUSBCommand(Index))
{
rq.Value = RESULT_IN;
rq.Index = RFU;
}
else
{
rq.Value = RFU ;
rq.Index = RESULT_IN ;
}
rq.Length = (unsigned long) 4 ;
// protect block ,set BP1 BP0 to 1
if(bProtect)
{
vInstruction[0]=0x3D;
vInstruction[1]=0x2A;
vInstruction[2]=0x7F;
vInstruction[3]=0xA9;
}
else
{
vInstruction[0]=0x3D;
vInstruction[1]=0x2A;
vInstruction[2]=0x7F;
vInstruction[3]=0x9A;
}
if(OutCtrlRequest(&rq, vInstruction, 4, Index) == SerialFlash_FALSE)
return false ;
return true;
}
bool AT45rangeProgram(struct CAddressRange* AddrRange, unsigned char *vData, unsigned char modeWrite, unsigned char WriteCom, int Index)
{
CHIP_INFO mem_id;
SetPageSize(&mem_id,Index);
modeWrite=getWriteMode(Index);
size_t packageNum = (AddrRange->end - AddrRange->start + mem_id.PageSizeInByte- 1) / mem_id.PageSizeInByte;
size_t pageSize[2] = { 264, 256};
unsigned char idx = modeWrite & 0x1;
size_t itrCnt = packageNum * mem_id.PageSizeInByte / pageSize[idx];
unsigned char* itr_begin;
size_t i;
// AT45xxx_protectBlock(false,Index);
FlashCommand_SendCommand_SetupPacketForAT45DBBulkWrite(AddrRange, modeWrite,WriteCom,Index);
itr_begin = vData;
for( i = 0; i < itrCnt; ++ i)
{
bool b = BulkPipeWrite(itr_begin + (i * pageSize[idx]), pageSize[idx], USB_TIMEOUT,Index);
if((!b) || m_isCanceled)
{
return false ;
}
}
// Sleep(10) ;
return true ;
}
int AT45rangSectorErase(size_t sectionSize, struct CAddressRange AddrRange,int USBIndex)
{
// send request
CNTRPIPE_RQ rq ;
unsigned char vInstruction[5]={0x7C,0x50,0x50,0x50,0x50} ;
// instrcution format
rq.Function = URB_FUNCTION_VENDOR_ENDPOINT ;
rq.Direction = VENDOR_DIRECTION_OUT ;
rq.Request = TRANSCEIVE ;
if(Is_NewUSBCommand(USBIndex))
{
rq.Value = RESULT_IN;
rq.Index = RFU;
}
else
{
rq.Value = RFU ;
rq.Index = RESULT_IN ;
}
rq.Length = 4 ;
size_t sectorNum = (AddrRange.end - AddrRange.start + sectionSize - 1) / sectionSize ;
size_t i;
for( i = 0; i < sectorNum; ++ i)
{
size_t addr = (AddrRange.start + i * sectionSize) ;
vInstruction[1] = (unsigned char)((addr >> 16) & 0xff) ; //MSB
vInstruction[2] = (unsigned char)((addr >> 8) & 0xff) ; //M
vInstruction[3] = (unsigned char)(addr & 0xff) ; //LSB
int b = OutCtrlRequest(&rq, vInstruction,4,USBIndex);
if((b==SerialFlash_FALSE)|| m_isCanceled) return false ;
if(AT45WaitForWIP(USBIndex)==false) return false;
}
return true ;
}
bool AT45batchErase(size_t* vAddrs,size_t AddrSize,int USBIndex)
{
CHIP_INFO mem_id;
int i;
SetPageSize(&mem_id,USBIndex);
if(strcmp(Chip_Info.Class,SUPPORT_ATMEL_45DBxxxB)==0)
{
mem_id.PageSizeInByte=Chip_Info.PageSizeInByte;
mem_id.ChipSizeInByte=Chip_Info.ChipSizeInByte;
}
mem_id.SectorSizeInByte=Chip_Info.SectorSizeInByte;
struct CAddressRange range;
for(i=0; i<AddrSize; i++)
{
switch(mem_id.ChipSizeInByte)
{
case (1<<17): // 1Mbit
if(vAddrs[i] < (1<<11))
{
range.start=vAddrs[i];
range.end=vAddrs[i]+(1<<11);
AT45rangSectorErase(1<<11, range,USBIndex);
}
else
{
range.start=vAddrs[i];
range.end=vAddrs[i]+(1<<15);
AT45rangSectorErase(1<<15, range,USBIndex);
}
break;
case (1<<17)*264/256: // 1Mbit
if(vAddrs[i] < (1<<12))
{
range.start=vAddrs[i];
range.end=vAddrs[i]+(1<<12);
AT45rangSectorErase( 1<<12, range,USBIndex);
}
else
{
range.start=vAddrs[i];
range.end=vAddrs[i]+(1<<16);
AT45rangSectorErase( 1<<16, range,USBIndex);
}
break;
case (1<<18): // 2Mbit
range.start=0;
range.end=1<<12;
AT45rangSectorErase( 1<<11, range,USBIndex);
range.start=1<<16;
range.end=mem_id.ChipSizeInByte;
AT45rangSectorErase( 1<<15, range,USBIndex);
break;
case (1<<18)*264/256: // 2Mbit
range.start=0;
range.end=1<<13;
AT45rangSectorErase( 1<<12, range,USBIndex);
range.start=1<<16;
range.end=mem_id.ChipSizeInByte<<1;
AT45rangSectorErase( 1<<16, range,USBIndex);
break;
case (1<<19): // 4Mbit
range.start=0;
range.end=1<<12;
AT45rangSectorErase( 1<<11, range,USBIndex);
range.start=1<<16;
range.end=mem_id.ChipSizeInByte;
AT45rangSectorErase( 1<<16, range,USBIndex);
break;
case (1<<19)*264/256: // 4Mbit
range.start=0;
range.end=1<<13;
AT45rangSectorErase( 1<<12, range,USBIndex);
range.start=1<<17;
range.end=mem_id.ChipSizeInByte<<1;
AT45rangSectorErase( 1<<17, range,USBIndex);
break;
case (1<<20): // 8Mbit
range.start=0;
range.end=1<<12;
AT45rangSectorErase( 1<<11, range,USBIndex);
range.start=1<<16;
range.end=mem_id.ChipSizeInByte;
AT45rangSectorErase( 1<<16, range,USBIndex);
break;
case (1<<20)*264/256: // 8Mbit
range.start=0;
range.end=1<<13;
AT45rangSectorErase( 1<<12, range,USBIndex);
range.start=1<<17;
range.end=mem_id.ChipSizeInByte<<1;
AT45rangSectorErase( 1<<17, range,USBIndex);
break;
case (1<<21): // 16Mbit
if(vAddrs[i] < (1<<13))
{
range.start=vAddrs[i];
range.end=vAddrs[i]+(1<<12);
AT45rangSectorErase( 1<<12, range,USBIndex);
}
else
{
range.start=vAddrs[i];
range.end=vAddrs[i]+(1<<17);
AT45rangSectorErase( 1<<17, range,USBIndex);
}
break;
case (1<<21)*264/256: // 16Mbit
if(vAddrs[i] < (1<<14))
{
//printf("Addr=0x%X\r\n",vAddrs[i]);
range.start=vAddrs[i];
range.end=vAddrs[i]+(1<<13);
AT45rangSectorErase( 1<<13, range,USBIndex);
}
else
{
//printf("Addr=0x%X\r\n",vAddrs[i]);
range.start=vAddrs[i];
range.end=vAddrs[i]+(1<<18);
AT45rangSectorErase( 1<<18, range,USBIndex);
}
break;
case (1<<22): // 32Mbit
range.start=0;
range.end=1<<13;
AT45rangSectorErase( 1<<12, range,USBIndex);
range.start=1<<18;
range.end=mem_id.ChipSizeInByte;
AT45rangSectorErase( 1<<18, range,USBIndex);
break;
case (1<<22)/256*264: // 32Mbit
range.start=0;
range.end=1<<14;
AT45rangSectorErase( 1<<13, range,USBIndex);
range.start=1<<17;
range.end=mem_id.ChipSizeInByte<<1;
AT45rangSectorErase( 1<<17, range,USBIndex);
break;
case (1<<23): // 64Mbit
range.start=0;
range.end=1<<14;
AT45rangSectorErase( 1<<13, range,USBIndex);
range.start=1<<18;
range.end=mem_id.ChipSizeInByte;
AT45rangSectorErase( 1<<18, range,USBIndex);
break;
case (1<<23)/256*264: // 64Mbit
range.start=0;
range.end=1<<15;
AT45rangSectorErase( 1<<14, range,USBIndex);
range.start=1<<19;
range.end=mem_id.ChipSizeInByte<<1;
AT45rangSectorErase( 1<<19, range,USBIndex);
break;
default:
; //CSerialFlash::chipErase();
};
}
return true;
}
bool AT45chipErase(unsigned int Addr,unsigned int Length,int USBIndex)
{
unsigned char com[4]={0xC7,0x94,0x80,0x9A};
int b = FlashCommand_SendCommand_OutOnlyInstruction(com,4,USBIndex);
if(b==SerialFlash_FALSE) return false ;
if(AT45WaitForWIP(USBIndex)==false) return false;
return true;
CHIP_INFO mem_id;
SetPageSize(&mem_id,USBIndex);
if(strcmp(Chip_Info.Class,SUPPORT_ATMEL_45DBxxxB)==0)
{
mem_id.PageSizeInByte=Chip_Info.PageSizeInByte;
mem_id.ChipSizeInByte=Chip_Info.ChipSizeInByte;
}
mem_id.SectorSizeInByte=Chip_Info.SectorSizeInByte;
// AT45xxx_protectBlock(false,USBIndex);
struct CAddressRange range;
switch(mem_id.ChipSizeInByte)
{
case (1<<17): // 1Mbit
range.start=0;
range.end=1<<12;
AT45rangSectorErase(1<<11, range,USBIndex);
range.start=1<<15;
range.end=mem_id.ChipSizeInByte;
AT45rangSectorErase(1<<15, range,USBIndex);
break;
case (1<<17)*264/256: // 1Mbit
range.start=0;
range.end=1<<13;
AT45rangSectorErase( 1<<12, range,USBIndex);
range.start=1<<16;
range.end=mem_id.ChipSizeInByte<<1;
AT45rangSectorErase( 1<<16, range,USBIndex);
break;
case (1<<18): // 2Mbit
range.start=0;
range.end=1<<12;
AT45rangSectorErase( 1<<11, range,USBIndex);
range.start=1<<16;
range.end=mem_id.ChipSizeInByte;
AT45rangSectorErase( 1<<15, range,USBIndex);
break;
case (1<<18)*264/256: // 2Mbit
range.start=0;
range.end=1<<13;
AT45rangSectorErase( 1<<12, range,USBIndex);
range.start=1<<16;
range.end=mem_id.ChipSizeInByte<<1;
AT45rangSectorErase( 1<<16, range,USBIndex);
break;
case (1<<19): // 4Mbit
range.start=0;
range.end=1<<12;
AT45rangSectorErase( 1<<11, range,USBIndex);
range.start=1<<16;
range.end=mem_id.ChipSizeInByte;
AT45rangSectorErase( 1<<16, range,USBIndex);
break;
case (1<<19)*264/256: // 4Mbit
range.start=0;
range.end=1<<13;
AT45rangSectorErase( 1<<12, range,USBIndex);
range.start=1<<17;
range.end=mem_id.ChipSizeInByte<<1;
AT45rangSectorErase( 1<<17, range,USBIndex);
break;
case (1<<20): // 8Mbit
range.start=0;
range.end=1<<12;
AT45rangSectorErase( 1<<11, range,USBIndex);
range.start=1<<16;
range.end=mem_id.ChipSizeInByte;
AT45rangSectorErase( 1<<16, range,USBIndex);
break;
case (1<<20)*264/256: // 8Mbit
range.start=0;
range.end=1<<13;
AT45rangSectorErase( 1<<12, range,USBIndex);
range.start=1<<17;
range.end=mem_id.ChipSizeInByte<<1;
AT45rangSectorErase( 1<<17, range,USBIndex);
break;
case (1<<21): // 16Mbit
range.start=0;
range.end=1<<13;
AT45rangSectorErase( 1<<12, range,USBIndex);
range.start=1<<17;
range.end=mem_id.ChipSizeInByte;
AT45rangSectorErase( 1<<17, range,USBIndex);
break;
case (1<<21)*264/256: // 16Mbit
range.start=0;
range.end=1<<14;
AT45rangSectorErase( 1<<13, range,USBIndex);
range.start=1<<18;
range.end=mem_id.ChipSizeInByte<<1;
AT45rangSectorErase( 1<<18, range,USBIndex);
break;
case (1<<22): // 32Mbit
range.start=0;
range.end=1<<13;
AT45rangSectorErase( 1<<12, range,USBIndex);
range.start=1<<18;
range.end=mem_id.ChipSizeInByte;
AT45rangSectorErase( 1<<18, range,USBIndex);
break;
case (1<<22)/256*264: // 32Mbit
range.start=0;
range.end=1<<14;
AT45rangSectorErase( 1<<13, range,USBIndex);
range.start=1<<17;
range.end=mem_id.ChipSizeInByte<<1;
AT45rangSectorErase( 1<<17, range,USBIndex);
break;
case (1<<23): // 64Mbit
range.start=0;
range.end=1<<14;
AT45rangSectorErase( 1<<13, range,USBIndex);
range.start=1<<18;
range.end=mem_id.ChipSizeInByte;
AT45rangSectorErase( 1<<18, range,USBIndex);
break;
case (1<<23)/256*264: // 64Mbit
range.start=0;
range.end=1<<15;
AT45rangSectorErase( 1<<14, range,USBIndex);
range.start=1<<19;
range.end=mem_id.ChipSizeInByte<<1;
AT45rangSectorErase( 1<<19, range,USBIndex);
break;
default:
; //CSerialFlash::chipErase();
};
return true;
}
// write status register , just 1 bytes
// WRSR only is effects on SRWD BP2 BP1 BP0 when WEL = 1
int SerialFlash_doWRSR(unsigned char cSR,int Index)
{
//simon if(! m_usb.is_open())
//Simon return false ;
// wait until WIP = 0
SerialFlash_waitForWIP(Index) ;
// wait until WEL = 1
SerialFlash_waitForWEL(Index) ;
// send request
unsigned char vInstruction[2];
vInstruction[0] = mcode_WRSR;
vInstruction[1] = cSR;
return FlashCommand_SendCommand_OutOnlyInstruction(vInstruction, 2,Index);
}
int SerialFlash_doRDSR(unsigned char *cSR,int Index)
{
// read status
//Simon if(! m_usb.is_open() )
//Simon return false ;
// send request
CNTRPIPE_RQ rq ;
unsigned char vInstruction; //size 1
// first control packet
vInstruction = mcode_RDSR;
rq.Function = URB_FUNCTION_VENDOR_ENDPOINT ;
rq.Direction = VENDOR_DIRECTION_OUT ;
rq.Request = TRANSCEIVE ;
if(Is_NewUSBCommand(Index))
{
rq.Value = RESULT_IN ;
rq.Index = RFU ;
}
else
{
rq.Value = RFU ;
rq.Index = RESULT_IN ;
}
rq.Length = 1;//(unsigned long) 1 ;
if(OutCtrlRequest(&rq, &vInstruction, 1, Index) == SerialFlash_FALSE)
return SerialFlash_FALSE ;
// second control packet : fetch data
unsigned char vBuffer ; //just read one bytes , in fact more bytes are also available
rq.Function = URB_FUNCTION_VENDOR_ENDPOINT ;
rq.Direction = VENDOR_DIRECTION_IN ;
rq.Request = TRANSCEIVE ;
if(Is_NewUSBCommand(Index))
{
rq.Value = 1;
rq.Index = 0;
}
else
{
rq.Value = CTRL_TIMEOUT ;
rq.Index = NO_REGISTER ;
}
rq.Length = 1;//(unsigned long) 1;
if(InCtrlRequest(&rq, &vBuffer, 1, Index) == SerialFlash_FALSE)
return SerialFlash_FALSE ;
*cSR = vBuffer;
return SerialFlash_TRUE;
}
int S70FSxxx_Large_doRDSR1V(bool die1, unsigned char *cSR,int Index)
{
CNTRPIPE_RQ rq ;
unsigned char vInstruction[7]={0}; //size 1
// first control packet
vInstruction[0] = 0x65;
vInstruction[1] = ((0x800000>>24)|(die1?0:(0x4000000>>24)));
vInstruction[2] = 0x800000>>16;
vInstruction[3] = 0x800000>>8;
vInstruction[4] = 0x800000;
vInstruction[5] = 0;
vInstruction[6] = 0;
rq.Function = URB_FUNCTION_VENDOR_ENDPOINT ;
rq.Direction = VENDOR_DIRECTION_OUT ;
rq.Request = TRANSCEIVE ;
if(Is_NewUSBCommand(Index))
{
rq.Value = RESULT_IN ;
rq.Index = RFU ;
}
else
{
rq.Value = RFU ;
rq.Index = RESULT_IN ;
}
rq.Length = 7;//(unsigned long) 1 ;
if(OutCtrlRequest(&rq, &vInstruction, 7, Index) == SerialFlash_FALSE)
return SerialFlash_FALSE ;
// second control packet : fetch data
unsigned char vBuffer ; //just read one bytes , in fact more bytes are also available
rq.Function = URB_FUNCTION_VENDOR_ENDPOINT ;
rq.Direction = VENDOR_DIRECTION_IN ;
rq.Request = TRANSCEIVE ;
if(Is_NewUSBCommand(Index))
{
rq.Value = 1;
rq.Index = 0;
}
else
{
rq.Value = CTRL_TIMEOUT ;
rq.Index = NO_REGISTER ;
}
rq.Length = 1;//(unsigned long) 1;
if(InCtrlRequest(&rq, &vBuffer, 1, Index) == SerialFlash_FALSE)
return SerialFlash_FALSE ;
*cSR = vBuffer;
return SerialFlash_TRUE;
}
int S70FSxxx_Large_doRDCR2V(bool die1, unsigned char *cSR,int Index)
{
CNTRPIPE_RQ rq ;
unsigned char vInstruction[7]={0}; //size 1
// first control packet
vInstruction[0] = 0x65;
vInstruction[1] = ((0x800003>>24)|(die1?0:(0x4000000>>24)));
vInstruction[2] = 0x800003>>16;
vInstruction[3] = 0x800003>>8;
vInstruction[4] = 0x800003;
vInstruction[5] = 0;
vInstruction[6] = 0;
rq.Function = URB_FUNCTION_VENDOR_ENDPOINT ;
rq.Direction = VENDOR_DIRECTION_OUT ;
rq.Request = TRANSCEIVE ;
if(Is_NewUSBCommand(Index))
{
rq.Value = RESULT_IN ;
rq.Index = RFU ;
}
else
{
rq.Value = RFU ;
rq.Index = RESULT_IN ;
}
rq.Length = 7;//(unsigned long) 1 ;
if(OutCtrlRequest(&rq, &vInstruction, 7, Index) == SerialFlash_FALSE)
return SerialFlash_FALSE ;
// second control packet : fetch data
unsigned char vBuffer ; //just read one bytes , in fact more bytes are also available
rq.Function = URB_FUNCTION_VENDOR_ENDPOINT ;
rq.Direction = VENDOR_DIRECTION_IN ;
rq.Request = TRANSCEIVE ;
if(Is_NewUSBCommand(Index))
{
rq.Value = 1;
rq.Index = 0;
}
else
{
rq.Value = CTRL_TIMEOUT ;
rq.Index = NO_REGISTER ;
}
rq.Length = 1;//(unsigned long) 1;
if(InCtrlRequest(&rq, &vBuffer, 1, Index) == SerialFlash_FALSE)
return SerialFlash_FALSE ;
*cSR = vBuffer;
return SerialFlash_TRUE;
}
//
/**
* \brief
* wait for write enable with a timeout.
*
* Unless the memory is malfunctioning, it should return
* before the timer counts down to 0 from 0xFFFFFFFF.
*
* \remarks
* SR bitmap:
* 7 6 5 4 3 2 1 0
* SRWD 0 0 BP2 BP1 BP0 WEL WIP
*
*/
void SerialFlash_waitForWEL(int Index)
{
unsigned char cSR ;
size_t i = 10;
// wait until WIP = 0 and WEL = 1
do{
SerialFlash_doWREN(Index) ;
// read SR to check WEL until WEL = 1
SerialFlash_doRDSR(&cSR,Index) ;
}while(((cSR & 0x02) == 0) && (i-- > 0)) ;
}
void S70FSxxx_Large_waitForWEL(bool die1,int Index)
{
unsigned char cSR=0;
size_t i = 10;
do{// wait until WIP = 0 and WEL = 1
SerialFlash_doWREN(Index) ;
// read SR to check WEL until WEL = 1
S70FSxxx_Large_doRDSR1V(die1,&cSR,Index) ;
}while(((cSR & 0x02) == 0) && (i-- > 0)) ;
}
/**
* \brief
* wait Write In Process with a timeout.
*
* Unless the memory is malfunctioning, it should return
* before the timer counts down to 0 from 0xFFFFFFFF.
*
* \remarks
* SR bitmap:
* 7 6 5 4 3 2 1 0
* SRWD 0 0 BP2 BP1 BP0 WEL WIP
*
*/
bool S70FSxxx_Large_waitForWIP(bool die1,int Index)
{
unsigned char cSR ;
size_t i = Chip_Info.Timeout*100;
if(i==0)
i=MAX_TRIALS;
// wait until WIP = 0
do{
S70FSxxx_Large_doRDSR1V(die1,&cSR,Index) ;
Sleep(5);
}while((cSR & 0x01) && (i-- > 0)) ;
if(i<=0)
return false;
return true;
}
bool SerialFlash_waitForWIP(int Index)
{
unsigned char cSR ;
size_t i = Chip_Info.Timeout*100;
if(i==0)
i=MAX_TRIALS;
// wait until WIP = 0
do{
SerialFlash_doRDSR(&cSR,Index) ;
Sleep(5);
}while((cSR & 0x01) && (i-- > 0)) ;
if(i<=0)
return false;
return true;
}
int SerialFlash_doWREN(int Index)
{
unsigned char v=mcode_WREN;;
return FlashCommand_SendCommand_OutOnlyInstruction(&v, 1,Index);
}
int SerialFlash_doWRDI(int Index)
{
unsigned char v=mcode_WRDI;
return FlashCommand_SendCommand_OutOnlyInstruction(&v, 1,Index);
}
bool SST25xFxx_protectBlock(int bProtect,int Index)
{
bool result = false ;
unsigned char tmpSRVal;
unsigned char dstSRVal ;
SerialFlash_waitForWIP(Index);
// un-protect block ,set BP1 BP0 to 0
dstSRVal = 0x00 ;
// protect block ,set BP1 BP0 to 1
if(bProtect){
dstSRVal |= 0x8C ; // 8C : 1000 1100
}
unsigned char vInstruction[2] ;
vInstruction[0] = 0x50 ; //Write enable
FlashCommand_SendCommand_OutOnlyInstruction(vInstruction,1,Index);
int numOfRetry = 1000 ;
vInstruction[0] = 0x01 ; //Write register
vInstruction[1] = dstSRVal;
FlashCommand_SendCommand_OutOnlyInstruction(vInstruction,2,Index);
result = SerialFlash_doRDSR(&tmpSRVal,Index) ;
while( (tmpSRVal & 0x01) && numOfRetry > 0) // WIP = TRUE;
{
// read SR
result = SerialFlash_doRDSR(&tmpSRVal,Index) ;
if(! result) return false;
numOfRetry -- ;
};
return ((tmpSRVal ^ dstSRVal)& 0x0C ) ? false:true;
}
bool SST25xFxxA_protectBlock(int bProtect,int Index)
{
bool result = false ;
unsigned char tmpSRVal;
unsigned char dstSRVal ;
// un-protect block ,set BP1 BP0 to 0
dstSRVal = 0x00 ;
// protect block ,set BP1 BP0 to 1
if(bProtect){
dstSRVal |= 0x0 ; // 8C : 1000 1100
}
int numOfRetry = 1000 ;
result = SerialFlash_doWRSR(dstSRVal,Index) ;
result = SerialFlash_doRDSR(&tmpSRVal,Index) ;
while( (tmpSRVal & 0x01) && numOfRetry > 0) // WIP = TRUE;
{
// read SR
result = SerialFlash_doRDSR(&tmpSRVal,Index) ;
if(! result) return false;
numOfRetry -- ;
};
return ((tmpSRVal ^ dstSRVal)& 0x0C ) ? false:true;
}
bool AT25FSxxx_protectBlock(int bProtect,int Index)
{
bool result = false ;
unsigned char tmpSRVal;
unsigned char dstSRVal ;
// un-protect block ,set BP1 BP0 to 0
dstSRVal = 0x00 ;
// protect block ,set BP1 BP0 to 1
if(bProtect){
dstSRVal |= 0xFF ; // 8C : 1000 1100
}
int numOfRetry = 1000 ;
result = SerialFlash_doWRSR(dstSRVal,Index) ;
result = SerialFlash_doRDSR(&tmpSRVal,Index) ;
while( (tmpSRVal & 0x01) && numOfRetry > 0) // WIP = TRUE;
{
// read SR
result = SerialFlash_doRDSR(&tmpSRVal,Index) ;
if(! result) return false;
numOfRetry -- ;
};
return ((tmpSRVal ^ dstSRVal)& 0x0C ) ? false:true;
}
bool AT26Fxxx_protectBlock(int bProtect,int Index)
{
const unsigned int AT26DF041 = 0x1F4400;
const unsigned int AT26DF004 = 0x1F0400;
const unsigned int AT26DF081A = 0x1F4501;
enum
{
PROTECTSECTOR = 0x36, // Write Enable
UNPROTECTSECTOR = 0x39, // Write Disable
READPROTECTIONREGISTER = 0x3C, // Write Disable
};
if(AT26DF041 == Chip_Info.UniqueID) return true; // feature is not supported on this chip
bool result = false ;