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progalgspi.cpp
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progalgspi.cpp
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/* AT45DB JTAG programming algorithms
Copyright (C) 2010 Jochem Govers
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 of the License, 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
Changes:
1 Added support for all AT45DB devices..
10/15/2010 Added support for SST25VF040B Jack Gassett
10/17/2012 Added support for Micron and Winbond devices Magnus Karlsson
*/
#include "config.h"
#ifdef WINDOWS
#include <windows.h>
#else
#define Sleep(ms) usleep((ms * 1000))
#endif
#include <sys/time.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include "progalgspi.h"
ProgAlgSpi::ProgAlgSpi(Jtag &j, IOBase &i, int fam)
{
jtag=&j;
io=&i;
family = fam;
SectorSize=65536;
PageSize=264;
Pages=1024;
tPE=10;
tP=4;
tCE=50;
MacronixtCE=1000;
tBP=10;
BulkErase=100;
SectorErase=4;
Max_Retries=4;
SpiAddressShift=9;
JPROGRAM=0x0b;
BYPASS=0x3f;
USER1=0x02;
IDCODE=0x09;
}
void ProgAlgSpi::Spi_Command(const byte *tdi, byte *tdo, int length)
{
byte *spi_out;
byte *spi_in;
int bytes=(length+7)/8;//bytes in
// tdo comes 8 clock later as expected..
int bytes_s=bytes+1+4;//1 byte post + 4 bytes pre
int i;
if(tdo)
{
spi_out=(byte*)malloc(sizeof(byte)*bytes_s);
memset(spi_out,0,bytes_s);
}
else
spi_out = NULL;
spi_in=(byte*)malloc(sizeof(byte)*bytes_s);
memset(spi_in,0,bytes_s);
spi_in[0]=0x59;
spi_in[1]=0xa6;
spi_in[2]=(length)>>8;//bit count (bits 15:8)
spi_in[3]=(length&0xff);//bit count (bits 7:0)
for(i=0;i<4;i++)
spi_in[i]=bRevTable[spi_in[i]];
for(i=0;i<bytes;i++)
spi_in[i+4]=bRevTable[tdi[i]];
jtag->shiftDR(spi_in,(tdo?spi_out:0),8*bytes_s);
if(tdo)
{
for(i=0;i<bytes;i++)
tdo[i]=bRevTable[spi_out[i+5]];
}
free(spi_in);
if(tdo)
free(spi_out);
}
void ProgAlgSpi::Spi_SetCommand(const byte *command, byte *data, const int bytes)
{
int i;
for(i=0;i<bytes;i++)
data[i]=command[i];
}
void ProgAlgSpi::Spi_SetCommandRW(const byte command, byte *data, const int address)
{
// command length is 4 bytes...
// 10 address bits
// cccc cccc xxxx xppp pppp pppb bbbb bbbb
// c=command bit
// x=dont care
// p=page address
// b=byte address
byte tmp[4];
int na, i;
memset(tmp, 0, sizeof(tmp));
if ((FlashType==SSTFLASH) || (FlashType==MacronixFLASH) || (FlashType==GENERIC))
{
na=address;
tmp[0]=command;
tmp[1]=(na&0xff0000)>>16;
tmp[2]=(na&0xff00)>>8;
tmp[3]=(na&0xff);
}
else
{
na=(address << SpiAddressShift);
tmp[0]=command;
tmp[1]=(na&0x70000)>>16;
tmp[2]=(na&0xfe00)>>8;
tmp[3]=0;
}
for(i=0;i<4;i++)
data[i]=tmp[i];
}
bool ProgAlgSpi::Spi_Identify(bool verbose)
{
byte tdo[5];
byte Cmd[5]={0x9f,0x0,0x0,0x0,0x0};
Spi_Command(Cmd,tdo,40);
switch(tdo[1])
{
case 0x1f: /* Atmel */
switch(tdo[2]&0x1f)
{
case 0x2: /* AT45DB011 */
Pages=512;
PageSize=264;
break;
case 0x3: /* AT45DB021 */
Pages=1024;
PageSize=264;
break;
case 0x4: /* AT45DB041 */
Pages=2048;
PageSize=264;
break;
case 0x5: /* AT45DB081 */
Pages=4096;
PageSize=264;
break;
case 0x6: /* AT45DB161 */
Pages=4096;
PageSize=528;
break;
case 0x7: /* AT45DB321 */
Pages=8192;
PageSize=528;
break;
case 0x8: /* AT45DB641 */
Pages=8192;
PageSize=1056;
break;
default:
printf("Unknown Atmel Flash Size (0x%.2x)\n", (tdo[2]&0x1f));
return false;
}
if(verbose)
printf("Found Atmel Flash (Pages=%d, Page Size=%d bytes, %d bits).\n",Pages,PageSize,Pages*PageSize*8);
break;
case 0xc2: /* Macronix */
switch(tdo[3])
{
case 0x17: /* MX25L6445E */
Pages=32768;
PageSize=256;
FlashType=MacronixFLASH;
break;
default:
printf("Unknown Macronix Flash Size (0x%.2x)\n", tdo[3]);
return false;
}
if(verbose)
printf("Found Macronix Flash (Pages=%d, Page Size=%d bytes, %d bits).\n",Pages,PageSize,Pages*PageSize*8);
break;
case 0x20: /* Numonyx/Micron */
if (tdo[2] == 0xBA)
{ //N25QXXX
switch(tdo[3])
{
case 0x16: /* N25Q32 */
Pages=16384;
PageSize=256;
BulkErase=60;
SectorErase=3;
FlashType=GENERIC;
break;
case 0x17: /* N25Q64 */
Pages=32768;
PageSize=256;
BulkErase=250;
SectorErase=3;
FlashType=GENERIC;
break;
case 0x18: /* N25Q128 */
Pages=65536;
PageSize=256;
BulkErase=250;
SectorErase=3;
FlashType=GENERIC;
break;
case 0x19: /* N25Q256 */
Pages=131072;
PageSize=256;
BulkErase=480;
SectorErase=3;
FlashType=GENERIC;
break;
default:
printf("Unknown Numonyx/Micron N25Q Flash Size (0x%.2x)\n", tdo[3]);
return false;
}
if(verbose)
printf("Found Numonyx/Micron Flash (Pages=%d, Page Size=%d bytes, %d bits).\n",Pages,PageSize,Pages*PageSize*8);
break;
}
else
{
printf("Unknown Numonyx/Micron Flash Type (0x%.2x)\n", tdo[2]);
return false;
}
break;
case 0xef: /* Winbond */
if (tdo[2] == 0x30)
{ //W25X
switch(tdo[3])
{
case 0x13: /* W25X40 */
Pages=2048;
PageSize=256;
BulkErase=4;
SectorErase=1;
FlashType=GENERIC;
break;
default:
printf("Unknown Winbond W25X Flash Size (0x%.2x)\n", tdo[3]);
return false;
}
if(verbose)
printf("Found Winbond Flash (Pages=%d, Page Size=%d bytes, %d bits).\n",Pages,PageSize,Pages*PageSize*8);
break;
}
else if (tdo[2] == 0x40)
{ //W25Q
switch(tdo[3])
{
case 0x14: /* W25Q80 */
Pages=4096;
PageSize=256;
BulkErase=6;
SectorErase=1;
FlashType=GENERIC;
break;
case 0x15: /* W25Q16 */
Pages=8192;
PageSize=256;
BulkErase=10;
SectorErase=1;
FlashType=GENERIC;
break;
default:
printf("Unknown Winbond W25Q Flash Size (0x%.2x)\n", tdo[3]);
return false;
}
if(verbose)
printf("Found Winbond Flash (Pages=%d, Page Size=%d bytes, %d bits).\n",Pages,PageSize,Pages*PageSize*8);
break;
}
else
{
switch(tdo[3])
{
case 0x15: /* W25P16VSIG */
Pages=8192;
PageSize=256;
BulkErase=1;
SectorErase=1;
FlashType=GENERIC;
break;
default:
printf("Unknown Winbond W25P Flash Size (0x%.2x)\n", tdo[3]);
return false;
}
if(verbose)
printf("Found Winbond Flash W25P16VSIG (Pages=%d, Page Size=%d bytes, %d bits).\n",Pages,PageSize,Pages*PageSize*8);
break;
}
break;
case 0xbf: /* SST */
switch(tdo[3])
{
case 0x8d: /* SST25VF040B */
Pages=2048;
PageSize=264;
FlashType=SSTFLASH;
break;
case 0x8e: /* SST25VF080B */
Pages=4096;
PageSize=264;
FlashType=SSTFLASH;
break;
case 0x41: /* SST25VF016B */
Pages=8192;
PageSize=264;
FlashType=SSTFLASH;
break;
case 0x4a: /* SST25VF032B */
Pages=16384;
PageSize=264;
FlashType=SSTFLASH;
break;
case 0x4b: /* SST25VF064C */
Pages=32768;
PageSize=264;
FlashType=SSTFLASH;
break;
default:
printf("Unknown SST Flash Size (0x%.2x)\n", tdo[3]);
return false;
}
if(verbose)
printf("Found SST Flash (Pages=%d, Page Size=%d bytes, %d bits).\n",Pages,PageSize,Pages*PageSize*8);
break;
default:
printf("Uknown Flash Manufacturer (0x%.2x)\n", tdo[1]);
return false;
}
if(tdo[3] || tdo[4])
{
/* Unexpected, but no hard error? */
}
return true;
}
bool ProgAlgSpi::Spi_Check(bool verbose)
{
byte tdo[4];
byte StatusReg_Mask=0x83;// Ready and static bits ok
byte StatusReg_Val=0x80;
byte StatusReg_Cmd[2]={0xd7,0x0};
if ((FlashType==SSTFLASH) || (FlashType==MacronixFLASH) || (FlashType==GENERIC))
{
StatusReg_Mask=0x01;
StatusReg_Val=0x00;
StatusReg_Cmd[0]=0x05;
StatusReg_Cmd[1]=0x0;
}
Spi_Command(StatusReg_Cmd, tdo, 16);
if((tdo[1]&StatusReg_Mask) != StatusReg_Val)
{
if(verbose)
printf("Error: SPI Status Register [0x%02X] mismatch (Wrong device or device not ready)..\n",tdo[1]);
return false;
}
return true;
}
bool ProgAlgSpi::Spi_Write_Check(bool verbose)
{
byte tdo[4];
byte StatusReg_Mask=0x83;// Ready and static bits ok
byte StatusReg_Val=0x80;
byte StatusReg_Cmd[2]={0xd7,0x0};
if ((FlashType==SSTFLASH) || (FlashType==MacronixFLASH) || (FlashType==GENERIC))
{
StatusReg_Mask=0x1f;
StatusReg_Val=0x02;
StatusReg_Cmd[0]=0x05;
StatusReg_Cmd[1]=0x0;
}
Spi_Command(StatusReg_Cmd, tdo, 16);
printf("[0x%02X], [0x%02X], [0x%02X], [0x%02X] \n", tdo[0], tdo[1], tdo[2], tdo[3]);
if((tdo[1]&StatusReg_Mask) != StatusReg_Val)
{
if(verbose)
printf("Error: SPI Write Check Status Register [0x%02X] mismatch (Wrong device or device not ready)..\n",tdo[1]);
return false;
}
return true;
}
bool ProgAlgSpi::Spi_Erase(bool verbose)
{
unsigned int i,x;
bool fail=false;
byte data[4];
byte WRSR_Cmd[2]={0x01,0x00};
if(verbose)
{
printf("Erasing :\n");
fflush(stdout);
}
if (FlashType==SSTFLASH)
{
fail=!Spi_Write_Check();
Spi_Command((byte*)"\x06",0,8); //WREN
Sleep(tCE);
Spi_Command((byte*)"\x80",0,8); //DBSY
Sleep(tCE);
Spi_Command((byte*)"\x50",0,8); //EWSR
Sleep(tCE);
Spi_Command(WRSR_Cmd,0,16); //WRSR
Sleep(tCE);
Spi_Command((byte*)"\x06",0,8); //WREN
Sleep(tCE);
for(x=0;x<=Max_Retries;x++)
{
fail=!Spi_Write_Check();
if(fail==false)
break;
Sleep(tCE);
}
Spi_Command((byte*)"\x60",0,8); //Chip Erase
for(x=0;x<=Max_Retries;x++)
{
fail=!Spi_Check();
if(fail==false)
break;
Sleep(tCE);
}
if(verbose)
{
if(fail==false)
printf("Ok\n");
else
printf("Failed Erasing SST Flash.\n");
}
}
else if (FlashType==MacronixFLASH)
{
Spi_Command((byte*)"\x06",0,7); //Write Enable
for(x=0;x<=Max_Retries;x++)
{
fail=!Spi_Write_Check(verbose);
if(fail==false)
break;
Sleep(tCE);
}
Spi_Command((byte*)"\x60",0,7); //Chip Erase
for(x=0;x<=100;x++)
{
fail=!Spi_Check();
if(fail==false)
break;
Sleep(MacronixtCE);
printf(".");
fflush(stdout);
}
if(verbose)
{
if(fail==false)
printf("Ok\n");
else
printf("Failed Erasing Macronix Flash.\n");
}
}
else if (FlashType==GENERIC)
{
printf("Write Enable...\n");
Spi_Command((byte*)"\x06",0,7); //Write Enable
for(x=0;x<=Max_Retries;x++)
{
fail=!Spi_Write_Check(verbose);
if(fail==false)
break;
Sleep(tCE);
}
printf("WE Ok\n");
Spi_Command((byte*)"\xc7",0,7); //Bulk Erase
for(x=0;x<=BulkErase;x++)
{
fail=!Spi_Check();
if(fail==false)
break;
Sleep(1000);
printf(".");
fflush(stdout);
}
if(verbose)
{
if(fail==false)
printf("Ok\n");
else
printf("Failed Erasing Generic Flash.\n");
}
}
else
{
for(i=0;i<Pages&&!fail;i++)
{
memset(data,0, sizeof(data));
Spi_SetCommandRW('\x81',data,i);
Spi_Command(data,0,32);
Sleep(tCE);
for(x=0;x<=Max_Retries;x++)
{
fail=!Spi_Write_Check(verbose);
if(!fail)
break;
Sleep(tPE);
}
if((i%256)==0&&verbose)
{
printf(".");
fflush(stdout);
}
}
if(verbose)
{
if(!fail)
printf("Ok\n");
else
printf("Failed (@ Page: %d)\n", i);
}
}
return !fail;
}
bool ProgAlgSpi::Spi_PartialErase(int length, bool verbose)
{
unsigned int i,x;
bool fail=false;
byte data[4];
byte WRSR_Cmd[2]={0x01,0x00};
if(verbose)
{
printf("Erasing :\n");
fflush(stdout);
}
if (FlashType==SSTFLASH)
{
// use full chip erase
fail=!Spi_Write_Check();
Spi_Command((byte*)"\x06",0,8); //WREN
Sleep(tCE);
Spi_Command((byte*)"\x80",0,8); //DBSY
Sleep(tCE);
Spi_Command((byte*)"\x50",0,8); //EWSR
Sleep(tCE);
Spi_Command(WRSR_Cmd,0,16); //WRSR
Sleep(tCE);
Spi_Command((byte*)"\x06",0,8); //WREN
Sleep(tCE);
for(x=0;x<=Max_Retries;x++)
{
fail=!Spi_Write_Check();
if(fail==false)
break;
Sleep(tCE);
}
Spi_Command((byte*)"\x60",0,8); //Chip Erase
for(x=0;x<=Max_Retries;x++)
{
fail=!Spi_Check();
if(fail==false)
break;
Sleep(tCE);
}
if(verbose)
{
if(fail==false)
printf("Ok\n");
else
printf("Failed Erasing SST Flash.\n");
}
}
else if (FlashType==MacronixFLASH)
{
// use full chip erase
Spi_Command((byte*)"\x06",0,7); //Write Enable
for(x=0;x<=Max_Retries;x++)
{
fail=!Spi_Write_Check(verbose);
if(fail==false)
break;
Sleep(tCE);
}
Spi_Command((byte*)"\x60",0,7); //Chip Erase
for(x=0;x<=100;x++)
{
fail=!Spi_Check();
if(fail==false)
break;
Sleep(MacronixtCE);
printf(".");
fflush(stdout);
}
if(verbose)
{
if(fail==false)
printf("Ok\n");
else
printf("Failed Erasing Macronix Flash.\n");
}
}
else if (FlashType==GENERIC)
{
printf("GENERIC PARTIAL ERASE START...\n");
// use partial erase
unsigned int wBytes=(length+7)/8;
unsigned int DoPages=(wBytes+PageSize-1)/PageSize;
for(i=0;i<DoPages&&!fail;i++)
{
if ((i*PageSize)%SectorSize == 0)
{
Spi_Command((byte*)"\x06",0,7); //Write Enable
for(x=0;x<=Max_Retries;x++)
{
fail=!Spi_Write_Check(verbose);
if(fail==false)
break;
Sleep(tCE);
}
printf("WE OK\n");
Spi_SetCommandRW('\xd8',data,i*PageSize); //Sector Erase
Spi_Command(data,0,31);
Sleep(tCE);
for(x=0;x<=SectorErase;x++)
{
fail=!Spi_Check();
if(!fail)
break;
Sleep(1000);
}
}
if((i%256)==0&&verbose)
{
printf(".");
fflush(stdout);
}
}
if(verbose)
{
if(fail==false)
printf("Ok\n");
else
printf("Failed Erasing Generic Flash.\n");
}
}
else
{
for(i=0;i<Pages&&!fail;i++)
{
memset(data,0, sizeof(data));
Spi_SetCommandRW('\x81',data,i);
Spi_Command(data,0,32);
Sleep(tCE);
for(x=0;x<=Max_Retries;x++)
{
fail=!Spi_Write_Check(verbose);
if(!fail)
break;
Sleep(tPE);
}
if((i%256)==0&&verbose)
{
printf(".");
fflush(stdout);
}
}
if(verbose)
{
if(!fail)
printf("Ok\n");
else
printf("Failed (@ Page: %d)\n", i);
}
}
return !fail;
}
bool ProgAlgSpi::Spi_Write(const byte *write_data, int length, bool verbose)
{
unsigned int i,x;
bool fail=false;
byte *data;
unsigned int wBytes=(length+7)/8;
unsigned int bufsize=sizeof(byte)*(PageSize+4);
unsigned int DoPages=wBytes/PageSize;
byte WRSR_Cmd[2]={0x01,0x00};
byte AAIP_Cmd[6]={0xad,0x00,0x00,0x00,0xaa,0xaa};
if (FlashType==SSTFLASH)
{
if(verbose)
{
printf("Programming :\n");
fflush(stdout);
}
Spi_Command((byte*)"\x06",0,8); //WREN
Sleep(tCE);
Spi_Command((byte*)"\x80",0,8); //DBSY
Sleep(tCE);
Spi_Command((byte*)"\x50",0,8); //EWSR
Sleep(tCE);
Spi_Command(WRSR_Cmd,0,16); //WRSR
Sleep(tCE);
Spi_Command((byte*)"\x06",0,8); //WREN
Sleep(tCE);
for(x=0;x<=Max_Retries;x++)
{
fail=!Spi_Check();
if(fail==false)
break;
Sleep(tCE);
}
memcpy(&AAIP_Cmd[4], &write_data[0],2);
Spi_Command(AAIP_Cmd,0,48);
for(x=0;x<=Max_Retries;x++)
{
fail=!Spi_Write_Check(verbose);
if(!fail)
break;
Sleep(tCE);
}
for(i=2;i<=wBytes&&!fail;i=i+2)
{
memcpy(&AAIP_Cmd[1], &write_data[i],2);
Spi_Command(AAIP_Cmd,0,24);
for(x=0;x<=Max_Retries;x++)
{
fail=!Spi_Write_Check(verbose);
if(!fail)
break;
Sleep(tBP);
}
if((i%20000)==0&&verbose)
{
printf(".");
fflush(stdout);
}
}
Spi_Command((byte*)"\x04",0,8); //WRDI
for(x=0;x<=Max_Retries;x++)
{
fail=!Spi_Check(verbose);
if(!fail)
break;
usleep(tBP);
}
}
else
{
data=(byte*)malloc(bufsize);
// full Pages
if(verbose)
printf("Programming :\n");
fflush(stdout);
for(i=0;i<DoPages&&!fail;i++)
{
memset(data, 0, bufsize);
if ((FlashType==MacronixFLASH) || (FlashType==GENERIC))
{
Spi_Command((byte*)"\x06",0,7); //Write Enable
for(x=0;x<=Max_Retries;x++)
{
fail=!Spi_Write_Check(verbose);
if(fail==false)
break;
Sleep(tCE);
}
Spi_SetCommandRW('\x02',data,i*PageSize);
}
else
{
Spi_SetCommand((byte*)"\x84",data,1);
}
memcpy(&data[4], &write_data[PageSize*i],PageSize);
Spi_Command(data,0, 8*(bufsize)-1);
// Write buffer to mem
memset(data, 0, bufsize);
if (FlashType!=MacronixFLASH)
{
Spi_SetCommandRW('\x88',data,i);
Spi_Command(data,0,4*8);
}
for(x=0;x<=Max_Retries;x++)
{
fail=!Spi_Check();
if(!fail)
break;
Sleep(tP);
}
if((i%256)==0&&verbose)
{
printf(".");
fflush(stdout);
}
}
// partial Page
if(!fail&&(DoPages*PageSize)<wBytes)
{
int remBytes=(wBytes-DoPages*PageSize);
memset(data, 0, bufsize);
Spi_SetCommand((byte*)"\x84",data,1);
if ((FlashType==MacronixFLASH) || (FlashType==GENERIC))
{
Spi_Command((byte*)"\x06",0,7); //Write Enable
for(x=0;x<=Max_Retries;x++)
{
fail=!Spi_Write_Check(verbose);
if(fail==false)
break;
Sleep(tCE);
}
Spi_SetCommandRW('\x02',data,i*PageSize);
}
else
{
Spi_SetCommand((byte*)"\x84",data,1);
}
memcpy(&data[4], &write_data[PageSize*DoPages],remBytes);
Spi_Command(data,0, 8*(bufsize)-1);
// Write buffer to mem
memset(data, 0, bufsize);
if (FlashType!=MacronixFLASH)
{
Spi_SetCommandRW('\x88',data,DoPages);
Spi_Command(data,0,4*8);
}
for(x=0;x<=Max_Retries;x++)
{
fail=!Spi_Check();
if(!fail)
break;
Sleep(tP);
}
}
}
if(verbose)
{
if(!fail)
printf("Ok\n");
else
printf("Failed (@ Page: %d)\n", i);
}
return !fail;
}
bool ProgAlgSpi::Spi_Verify(const byte *verify_data, int length, bool verbose)
{
unsigned int i;
bool fail=false;
byte *data;
byte *tdo;
unsigned int wBytes=(length+7)/8;
unsigned int bufsize=sizeof(byte)*(PageSize+4);
unsigned int DoPages=wBytes/PageSize;
//unsigned int address;
data=(byte*)malloc(bufsize);
tdo=(byte*)malloc(bufsize);
// full Pages
if(verbose)
printf("Verifying :\n");
for(i=0;i<DoPages&&!fail;i++)
{
// Read from mem
memset(data, 0, bufsize);
memset(tdo, 0, bufsize);
if ((FlashType==SSTFLASH) || (FlashType==MacronixFLASH) || (FlashType==GENERIC))
Spi_SetCommandRW('\x03',data,i*PageSize);
else
Spi_SetCommandRW('\x03',data,i);
Spi_Command(data,tdo,(bufsize)*8);
if(memcmp(&tdo[4],&verify_data[i*PageSize],PageSize))
{
fail=true;
printf("Error in Verify: first byte of data [0x%02X] ..\n",tdo[4]);
}
if((i%256)==0&&verbose)
{
printf(".");
fflush(stdout);
}
}
// partial Page
if(!fail&&(DoPages*PageSize)<wBytes)
{
int remBytes=(wBytes-DoPages*PageSize);
// Read from mem
memset(data, 0, bufsize);
memset(tdo, 0, bufsize);
if ((FlashType==SSTFLASH) || (FlashType==MacronixFLASH) || (FlashType==GENERIC))
Spi_SetCommandRW('\x03',data,DoPages*PageSize);
else
Spi_SetCommandRW('\x03',data,DoPages);
Spi_Command(data,tdo,(bufsize)*8);
if(memcmp(&tdo[4],&verify_data[DoPages*PageSize],remBytes))
fail=true;
}
if(verbose)
{
if(!fail)
printf("Pass\n");
else
printf("Failed (@ Page: %d)\n", i);
}
fflush(stdout);
return !fail;
}
bool ProgAlgSpi::EraseSpi()
{
struct timeval tv[2];
bool verbose=io->getVerbose();
bool res;
gettimeofday(tv, NULL);
// Switch to USER1 register, to access SPI FLash..
jtag->shiftIR(&USER1,0);
// Check Status and Device
if(!Spi_Identify(true) && !Spi_Check(true))
return false;
if(!Spi_Erase(verbose))
return false;
byte *empty;
int emptylen=PageSize*Pages;
empty=(byte*)malloc(emptylen);