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dddvb/apps/octonet/flash.c

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enum {
UNKNOWN_FLASH = 0,
ATMEL_AT45DB642D = 1,
SSTI_SST25VF016B = 2,
SSTI_SST25VF032B = 3,
SSTI_SST25VF064C = 4,
SPANSION_S25FL116K = 5,
SPANSION_S25FL132K = 6,
SPANSION_S25FL164K = 7,
};
static uint32_t linknr = 0;
int flashio(int ddb, uint8_t *wbuf, uint32_t wlen, uint8_t *rbuf, uint32_t rlen)
{
struct ddb_flashio fio = {
.write_buf=wbuf,
.write_len=wlen,
.read_buf=rbuf,
.read_len=rlen,
.link=linknr,
};
return ioctl(ddb, IOCTL_DDB_FLASHIO, &fio);
}
int FlashDetect(int dev)
{
uint8_t Cmd = 0x9F;
uint8_t Id[3];
int r = flashio(dev, &Cmd, 1, Id, 3);
if (r < 0)
return r;
if (Id[0] == 0xBF && Id[1] == 0x25 && Id[2] == 0x41)
r = SSTI_SST25VF016B;
else if (Id[0] == 0xBF && Id[1] == 0x25 && Id[2] == 0x4A)
r = SSTI_SST25VF032B;
else if ( Id[0] == 0xBF && Id[1] == 0x25 && Id[2] == 0x4B )
r = SSTI_SST25VF064C;
else if ( Id[0] == 0x01 && Id[1] == 0x40 && Id[2] == 0x15 )
r = SPANSION_S25FL116K;
else if ( Id[0] == 0x01 && Id[1] == 0x40 && Id[2] == 0x16 )
r = SPANSION_S25FL132K;
else if ( Id[0] == 0x01 && Id[1] == 0x40 && Id[2] == 0x17 )
r = SPANSION_S25FL164K;
else if ( Id[0] == 0x1F && Id[1] == 0x28)
r = ATMEL_AT45DB642D;
else
r = UNKNOWN_FLASH;
switch(r) {
case UNKNOWN_FLASH :
printf("Unknown Flash Flash ID = %02x %02x %02x\n",Id[0],Id[1],Id[2]);
break;
case ATMEL_AT45DB642D :
printf("Flash: Atmel AT45DB642D 64 MBit\n");
break;
case SSTI_SST25VF016B :
printf("Flash: SSTI SST25VF016B 16 MBit\n");
break;
case SSTI_SST25VF032B :
printf("Flash: SSTI SST25VF032B 32 MBit\n");
break;
case SSTI_SST25VF064C :
printf("Flash: SSTI SST25VF064C 64 MBit\n");
break;
case SPANSION_S25FL116K :
printf("Flash: SPANSION S25FL116K 16 MBit\n");
break;
case SPANSION_S25FL132K :
printf("Flash: SPANSION S25FL132K 32 MBit\n");
break;
case SPANSION_S25FL164K :
printf("Flash: SPANSION S25FL164K 64 MBit\n");
break;
}
return r;
}
static int flashdetect(int fd, uint32_t *sector_size, uint32_t *flash_size)
{
uint8_t cmd = 0x9F;
uint8_t id[3];
int flash_type;
int r = flashio(fd, &cmd, 1, id, 3);
if (r < 0)
return r;
if (id[0] == 0xBF && id[1] == 0x25 && id[2] == 0x41) {
flash_type = SSTI_SST25VF016B;
printf("Flash: SSTI SST25VF016B 16 MBit\n");
*sector_size = 4096;
*flash_size = 0x200000;
} else if (id[0] == 0xBF && id[1] == 0x25 && id[2] == 0x4A) {
flash_type = SSTI_SST25VF032B;
printf("Flash: SSTI SST25VF032B 32 MBit\n");
*sector_size = 4096;
*flash_size = 0x400000;
} else if (id[0] == 0xBF && id[1] == 0x25 && id[2] == 0x4B) {
flash_type = SSTI_SST25VF064C;
printf("Flash: SSTI SST25VF064C 64 MBit\n");
*sector_size = 4096;
*flash_size = 0x800000;
} else if (id[0] == 0x01 && id[1] == 0x40 && id[2] == 0x15) {
flash_type = SPANSION_S25FL116K;
printf("Flash: SPANSION S25FL116K 16 MBit\n");
*sector_size = 4096;
*flash_size = 0x200000;
} else if (id[0] == 0x01 && id[1] == 0x40 && id[2] == 0x16) {
flash_type = SPANSION_S25FL132K;
printf("Flash: SPANSION S25FL132K 32 MBit\n");
*sector_size = 4096;
*flash_size = 0x400000;
} else if (id[0] == 0x01 && id[1] == 0x40 && id[2] == 0x17) {
flash_type = SPANSION_S25FL164K;
printf("Flash: SPANSION S25FL164K 64 MBit\n");
*sector_size = 4096;
*flash_size = 0x800000;
} else if (id[0] == 0x1F && id[1] == 0x28) {
flash_type = ATMEL_AT45DB642D;
printf("Flash: Atmel AT45DB642D 64 MBit\n");
*sector_size = 1024;
*flash_size = 0x800000;
} else {
printf("Unknown Flash Flash ID = %02x %02x %02x\n", id[0], id[1], id[2]);
return -1;
}
return flash_type;
}
#if 1
int flashread(int ddb, uint8_t *buf, uint32_t addr, uint32_t len)
{
int ret;
uint8_t cmd[4];
uint32_t l;
while (len) {
cmd[0] = 3;
cmd[1] = (addr >> 16) & 0xff;
cmd[2] = (addr >> 8) & 0xff;
cmd[3] = addr & 0xff;
if (len > 1024)
l = 1024;
else
l = len;
ret = flashio(ddb, cmd, 4, buf, l);
if (ret < 0)
return ret;
addr += l;
buf += l;
len -= l;
}
return 0;
}
#else
static int flashread(int ddb, uint8_t *buf, uint32_t addr, uint32_t len)
{
uint8_t cmd[4]= {0x03, (addr >> 16) & 0xff,
(addr >> 8) & 0xff, addr & 0xff};
return flashio(ddb, cmd, 4, buf, len);
}
#endif
int flashdump(int ddb, uint32_t addr, uint32_t len)
{
int i, j;
uint8_t buf[32];
int bl = sizeof(buf);
for (j=0; j<len; j+=bl, addr+=bl) {
flashread(ddb, buf, addr, bl);
for (i=0; i<bl; i++) {
printf("%02x ", buf[i]);
}
printf("\n");
}
}
int readreg(int dev, uint32_t RegAddress, uint32_t *pRegValue)
{
struct ddb_reg reg = { .reg = RegAddress };
int ret;
ret = ioctl(dev, IOCTL_DDB_READ_REG, &reg);
if (ret < 0)
return ret;
if (pRegValue)
*pRegValue = reg.val;
return 0;
}
int writereg(int dev, uint32_t RegAddress, uint32_t RegValue)
{
struct ddb_reg reg = { .reg = RegAddress, .val = RegValue};
return ioctl(dev, IOCTL_DDB_WRITE_REG, &reg);
}
void dump(const uint8_t *b, int l)
{
int i, j;
for (j = 0; j < l; j += 16, b += 16) {
for (i = 0; i < 16; i++)
if (i + j < l)
printf("%02x ", b[i]);
else
printf(" ");
printf(" | ");
for (i = 0; i < 16; i++)
if (i + j < l)
putchar((b[i] > 31 && b[i] < 127) ? b[i] : '.');
printf("\n");
}
}
void Dump(const uint8_t *b, uint32_t start, int l)
{
int i, j;
for (j = 0; j < l; j += 16, b += 16) {
printf("%08x: ", start + j);
for (i = 0; i < 16; i++)
if (i + j < l)
printf("%02x ", b[i]);
else
printf(" ");
printf(" |");
for (i = 0; i < 16; i++)
if (i + j < l)
putchar((b[i] > 31 && b[i] < 127) ? b[i] : '.');
printf("|\n");
}
}
int FlashWriteAtmel(int dev,uint32_t FlashOffset, uint8_t *Buffer,int BufferSize)
{
int err = 0;
int BlockErase = BufferSize >= 8192;
int i;
if (BlockErase) {
for(i = 0; i < BufferSize; i += 8192 ) {
uint8_t Cmd[4];
if( (i & 0xFFFF) == 0 )
printf(" Erase %08x\n",FlashOffset + i);
Cmd[0] = 0x50; // Block Erase
Cmd[1] = ( (( FlashOffset + i ) >> 16) & 0xFF );
Cmd[2] = ( (( FlashOffset + i ) >> 8) & 0xFF );
Cmd[3] = 0x00;
err = flashio(dev,Cmd,4,NULL,0);
if( err < 0 ) break;
while( 1 )
{
Cmd[0] = 0xD7; // Read Status register
err = flashio(dev,Cmd,1,&Cmd[0],1);
if( err < 0 ) break;
if( (Cmd[0] & 0x80) == 0x80 ) break;
}
}
}
for(i = 0; i < BufferSize; i += 1024 )
{
uint8_t Cmd[4 + 1024];
if( (i & 0xFFFF) == 0 )
{
printf(" Program %08x\n",FlashOffset + i);
}
Cmd[0] = 0x84; // Buffer 1
Cmd[1] = 0x00;
Cmd[2] = 0x00;
Cmd[3] = 0x00;
memcpy(&Cmd[4],&Buffer[i],1024);
err = flashio(dev,Cmd,4 + 1024,NULL,0);
if( err < 0 ) break;
Cmd[0] = BlockErase ? 0x88 : 0x83; // Buffer to Main Memory (with Erase)
Cmd[1] = ( (( FlashOffset + i ) >> 16) & 0xFF );
Cmd[2] = ( (( FlashOffset + i ) >> 8) & 0xFF );
Cmd[3] = 0x00;
err = flashio(dev,Cmd,4,NULL,0);
if( err < 0 ) break;
while( 1 )
{
Cmd[0] = 0xD7; // Read Status register
err = flashio(dev,Cmd,1,&Cmd[0],1);
if( err < 0 ) break;
if( (Cmd[0] & 0x80) == 0x80 ) break;
}
if( err < 0 ) break;
}
return err;
}
int FlashWriteSSTI(int dev, uint32_t FlashOffset, uint8_t *Buffer, int BufferSize)
{
int err = 0;
uint8_t cmd[6];
int i, j;
// Must be multiple of sector size
if ((BufferSize % 4096) != 0 )
return -1;
do {
cmd[0] = 0x50; // EWSR
err = flashio(dev,cmd,1,NULL,0);
if (err < 0 )
break;
cmd[0] = 0x01; // WRSR
cmd[1] = 0x00; // BPx = 0, Unlock all blocks
err = flashio(dev,cmd,2,NULL,0);
if (err < 0 )
break;
for (i = 0; i < BufferSize; i += 4096 ) {
if ((i & 0xFFFF) == 0 )
printf(" Erase %08x\n",FlashOffset + i);
cmd[0] = 0x06; // WREN
err = flashio(dev,cmd,1,NULL,0);
if (err < 0 )
break;
cmd[0] = 0x20; // Sector erase ( 4Kb)
cmd[1] = ( (( FlashOffset + i ) >> 16) & 0xFF );
cmd[2] = ( (( FlashOffset + i ) >> 8) & 0xFF );
cmd[3] = 0x00;
err = flashio(dev,cmd,4,NULL,0);
if (err < 0 )
break;
while(1) {
cmd[0] = 0x05; // RDRS
err = flashio(dev,cmd,1,&cmd[0],1);
if (err < 0 ) break;
if ((cmd[0] & 0x01) == 0 ) break;
}
if (err < 0 ) break;
}
if (err < 0 )
break;
for (j = BufferSize - 4096; j >= 0; j -= 4096 ) {
if ((j & 0xFFFF) == 0 )
printf(" Program %08x\n",FlashOffset + j);
for (i = 0; i < 4096; i += 2 ) {
if (i == 0 ) {
cmd[0] = 0x06; // WREN
err = flashio(dev,cmd,1,NULL,0);
if (err < 0 )
break;
cmd[0] = 0xAD; // AAI
cmd[1] = ( (( FlashOffset + j ) >> 16) & 0xFF );
cmd[2] = ( (( FlashOffset + j ) >> 8) & 0xFF );
cmd[3] = 0x00;
cmd[4] = Buffer[j+i];
cmd[5] = Buffer[j+i+1];
err = flashio(dev,cmd,6,NULL,0);
} else {
cmd[0] = 0xAD; // AAI
cmd[1] = Buffer[j+i];
cmd[2] = Buffer[j+i+1];
err = flashio(dev,cmd,3,NULL,0);
}
if (err < 0 )
break;
while(1) {
cmd[0] = 0x05; // RDRS
err = flashio(dev,cmd,1,&cmd[0],1);
if (err < 0 ) break;
if ((cmd[0] & 0x01) == 0 ) break;
}
if (err < 0 ) break;
}
if (err < 0 ) break;
cmd[0] = 0x04; // WDIS
err = flashio(dev,cmd,1,NULL,0);
if (err < 0 ) break;
}
if (err < 0 ) break;
cmd[0] = 0x50; // EWSR
err = flashio(dev,cmd,1,NULL,0);
if (err < 0 ) break;
cmd[0] = 0x01; // WRSR
cmd[1] = 0x1C; // BPx = 0, Lock all blocks
err = flashio(dev,cmd,2,NULL,0);
} while(0);
return err;
}
int FlashWriteSSTI_B(int dev, uint32_t FlashOffset, uint8_t *Buffer, int BufferSize)
{
int err = 0;
uint8_t Cmd[6];
int i, j;
// Must be multiple of sector size
if( (BufferSize % 4096) != 0 )
return -1;
do {
Cmd[0] = 0x50; // EWSR
err = flashio(dev,Cmd,1,NULL,0);
if( err < 0 )
break;
Cmd[0] = 0x01; // WRSR
Cmd[1] = 0x00; // BPx = 0, Unlock all blocks
err = flashio(dev,Cmd,2,NULL,0);
if( err < 0 )
break;
for(i = 0; i < BufferSize; i += 4096 ) {
if( (i & 0xFFFF) == 0 )
printf(" Erase %08x\n",FlashOffset + i);
Cmd[0] = 0x06; // WREN
err = flashio(dev,Cmd,1,NULL,0);
if( err < 0 )
break;
Cmd[0] = 0x20; // Sector erase ( 4Kb)
Cmd[1] = ( (( FlashOffset + i ) >> 16) & 0xFF );
Cmd[2] = ( (( FlashOffset + i ) >> 8) & 0xFF );
Cmd[3] = 0x00;
err = flashio(dev,Cmd,4,NULL,0);
if( err < 0 )
break;
while(1) {
Cmd[0] = 0x05; // RDRS
err = flashio(dev,Cmd,1,&Cmd[0],1);
if( err < 0 ) break;
if( (Cmd[0] & 0x01) == 0 ) break;
}
if( err < 0 ) break;
}
if( err < 0 )
break;
for(j = BufferSize - 4096; j >= 0; j -= 4096 ) {
if( (j & 0xFFFF) == 0 )
printf(" Program %08x\n",FlashOffset + j);
for(i = 0; i < 4096; i += 2 ) {
if( i == 0 ) {
Cmd[0] = 0x06; // WREN
err = flashio(dev,Cmd,1,NULL,0);
if( err < 0 )
break;
Cmd[0] = 0xAD; // AAI
Cmd[1] = ( (( FlashOffset + j ) >> 16) & 0xFF );
Cmd[2] = ( (( FlashOffset + j ) >> 8) & 0xFF );
Cmd[3] = 0x00;
Cmd[4] = Buffer[j+i];
Cmd[5] = Buffer[j+i+1];
err = flashio(dev,Cmd,6,NULL,0);
} else {
Cmd[0] = 0xAD; // AAI
Cmd[1] = Buffer[j+i];
Cmd[2] = Buffer[j+i+1];
err = flashio(dev,Cmd,3,NULL,0);
}
if( err < 0 )
break;
while(1) {
Cmd[0] = 0x05; // RDRS
err = flashio(dev,Cmd,1,&Cmd[0],1);
if( err < 0 ) break;
if( (Cmd[0] & 0x01) == 0 ) break;
}
if( err < 0 ) break;
}
if( err < 0 ) break;
Cmd[0] = 0x04; // WDIS
err = flashio(dev,Cmd,1,NULL,0);
if( err < 0 ) break;
}
if( err < 0 ) break;
Cmd[0] = 0x50; // EWSR
err = flashio(dev,Cmd,1,NULL,0);
if( err < 0 ) break;
Cmd[0] = 0x01; // WRSR
Cmd[1] = 0x1C; // BPx = 0, Lock all blocks
err = flashio(dev,Cmd,2,NULL,0);
} while(0);
return err;
}
int FlashWritePageMode(int dev, uint32_t FlashOffset,
uint8_t *Buffer,int BufferSize,uint8_t LockBits)
{
int err = 0;
uint8_t Cmd[260];
int i, j;
if( (BufferSize % 4096) != 0 ) return -1; // Must be multiple of sector size
do
{
Cmd[0] = 0x50; // EWSR
err = flashio(dev,Cmd,1,NULL,0);
if( err < 0 ) break;
Cmd[0] = 0x01; // WRSR
Cmd[1] = 0x00; // BPx = 0, Unlock all blocks
err = flashio(dev,Cmd,2,NULL,0);
if( err < 0 ) break;
for(i = 0; i < BufferSize; i += 4096 )
{
if( (i & 0xFFFF) == 0 )
{
printf(" Erase %08x\n",FlashOffset + i);
}
Cmd[0] = 0x06; // WREN
err = flashio(dev,Cmd,1,NULL,0);
if( err < 0 ) break;
Cmd[0] = 0x20; // Sector erase ( 4Kb)
Cmd[1] = ( (( FlashOffset + i ) >> 16) & 0xFF );
Cmd[2] = ( (( FlashOffset + i ) >> 8) & 0xFF );
Cmd[3] = 0x00;
err = flashio(dev,Cmd,4,NULL,0);
if( err < 0 ) break;
while(1)
{
Cmd[0] = 0x05; // RDRS
err = flashio(dev,Cmd,1,&Cmd[0],1);
if( err < 0 ) break;
if( (Cmd[0] & 0x01) == 0 ) break;
}
if( err < 0 ) break;
}
if( err < 0 ) break;
for(j = BufferSize - 256; j >= 0; j -= 256 )
{
if( (j & 0xFFFF) == 0 )
{
printf(" Programm %08x\n",FlashOffset + j);
}
Cmd[0] = 0x06; // WREN
err = flashio(dev,Cmd,1,NULL,0);
if( err < 0 ) break;
Cmd[0] = 0x02; // PP
Cmd[1] = ( (( FlashOffset + j ) >> 16) & 0xFF );
Cmd[2] = ( (( FlashOffset + j ) >> 8) & 0xFF );
Cmd[3] = 0x00;
memcpy(&Cmd[4],&Buffer[j],256);
err = flashio(dev,Cmd,260,NULL,0);
if( err < 0 ) break;
while(1)
{
Cmd[0] = 0x05; // RDRS
err = flashio(dev,Cmd,1,&Cmd[0],1);
if( err < 0 ) break;
if( (Cmd[0] & 0x01) == 0 ) break;
}
if( err < 0 ) break;
}
if( err < 0 ) break;
Cmd[0] = 0x50; // EWSR
err = flashio(dev,Cmd,1,NULL,0);
if( err < 0 ) break;
Cmd[0] = 0x01; // WRSR
Cmd[1] = LockBits; // BPx = 0, Lock all blocks
err = flashio(dev,Cmd,2,NULL,0);
}
while(0);
return err;
}
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