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/***************************************************************************
* Copyright (C) 2006 Nicolas Hadacek <[email protected]> *
* *
* 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. *
***************************************************************************/
#include "direct_30.h"
const uint BULK_ERASE_SEQUENCE[] = { // for all dsPICs
0x000000, 0x000000, 0x040100, 0x000000, // step 1
Direct::Pic30::LoopStart + 2,
0x24008A, 0x883B0A, // step 2
0x200F80, 0x880190, 0x200067, // step 3
0xBB0300, // step 4
0xBB1B86, // step 5
0x200558, 0x200AA9, 0x883B38, 0x883B39, // step 6
0xA8E761, 0x000000, 0x000000, // step 7
Direct::Pic30::Pause + 2000000,
0xA9E761, 0x000000, 0x000000,
Direct::Pic30::LoopEnd,
0x2407FA, 0x883B0A, // step 9
0x200558, 0x883B38, 0x200AA9, 0x883B39, // step 10
0xA8E761, 0x000000, 0x000000, // step 11
Direct::Pic30::Pause + 2000000,
0xA9E761, 0x000000, 0x000000,
Direct::Pic30::End
};
const uint READ_APPLICATION_ID_SEQUENCE[] = {
0x000000, 0x000000, 0x040100, 0x000000, // step 1
0x200800, 0x880190, 0x205FE0, 0x207841, // step 2
0xBA0890, 0x000000, 0x000000,
Direct::Pic30::RegisterOut, 0x000000, // step 3
Direct::Pic30::End
};
const uint READ_CONFIG_SEQUENCE[] = {
0x000000, 0x000000, 0x040100, 0x000000, // step 1
0x200F80, 0x880190, 0xEB0300, 0xEB0380, // step 2
Direct::Pic30::LoopStart + 7,
0xBA0BB6, 0x000000, 0x000000, 0x883C20, 0x000000, // step 3
Direct::Pic30::RegisterOut, 0x000000, // step 4
0x040100, 0x000000, // step 5
Direct::Pic30::LoopEnd,
Direct::Pic30::End
};
const uint WRITE_CONFIG_SEQUENCE[] = {
0x000000, 0x000000, 0x040100, 0x000000, // step 1
Direct::Pic30::FillAddressLow + 0x200007, // step 2
0x24008A, 0x883B0A, // step 3
0x200F80, 0x880190, // step 4
Direct::Pic30::FillData + 0x200000, // step 5
//0xEB0300, ???
0xBB1B96, 0x000000, 0x000000, // step 8
0x200558, 0x883B38, 0x200AA9, 0x883B39, // step 7
0xA8E761, 0x000000, 0x000000, // step 8
Direct::Pic30::Pause + 2000000,
0xA9E761, 0x000000, 0x000000,
Direct::Pic30::End
};
const uint READ_DATA_SEQUENCE[] = {
0x000000, 0x000000, 0x040100, 0x000000, // step 1
0x2007F0, 0x880190, Direct::Pic30::FillAddressLow + 0x200006, // step 2
0xEB0380, // step 3
0xBA1BB6, 0x000000, 0x000000,
0xBA1BB6, 0x000000, 0x000000,
0xBA1BB6, 0x000000, 0x000000,
0xBA1BB6, 0x000000, 0x000000,
0x883C20, 0x000000, Direct::Pic30::RegisterOut, 0x000000, // step 4
0x883C21, 0x000000, Direct::Pic30::RegisterOut, 0x000000,
0x883C22, 0x000000, Direct::Pic30::RegisterOut, 0x000000,
0x883C23, 0x000000, Direct::Pic30::RegisterOut, 0x000000,
Direct::Pic30::End
};
const uint WRITE_DATA_SEQUENCE[] = {
0x000000, 0x000000, 0x040100, 0x000000, // step 1
0x24005A, 0x883B0A, // step 2
0x2007F0, 0x880190, Direct::Pic30::FillAddressLow + 0x200007, // step 3
Direct::Pic30::LoopStart + 4,
Direct::Pic30::FillData + 0x200000, // step 4
Direct::Pic30::FillData + 0x200001,
Direct::Pic30::FillData + 0x200002,
Direct::Pic30::FillData + 0x200003,
0xEB0300, 0x000000, // step 5
0xBB1BB6, 0x000000, 0x000000,
0xBB1BB6, 0x000000, 0x000000,
0xBB1BB6, 0x000000, 0x000000,
0xBB1BB6, 0x000000, 0x000000,
Direct::Pic30::LoopEnd,
0x200558, 0x883B38, 0x200AA9, 0x883B39, // step 7
0xA8E761, 0x000000, 0x000000, // step 8
Direct::Pic30::Pause + 2000000,
0xA9E761, 0x000000, 0x000000,
Direct::Pic30::End
};
const uint READ_CODE_SEQUENCE[] = {
0x000000, 0x000000, 0x040100, 0x000000, // step 1
Direct::Pic30::FillAddressHigh + 0x200000, // step 2
0x880190, Direct::Pic30::FillAddressLow + 0x200006,
0xEB0380, // step 3
0xBA1B96, 0x000000, 0x000000, 0xBADBB6, 0x000000, 0x000000,
0xBADBD6, 0x000000, 0x000000, 0xBA1BB6, 0x000000, 0x000000,
0xBA1B96, 0x000000, 0x000000, 0xBADBB6, 0x000000, 0x000000,
0xBADBD6, 0x000000, 0x000000, 0xBA0BB6, 0x000000, 0x000000,
0x883C20, 0x000000, Direct::Pic30::RegisterOut, 0x000000, // step 4
0x883C21, 0x000000, Direct::Pic30::RegisterOut, 0x000000,
0x883C22, 0x000000, Direct::Pic30::RegisterOut, 0x000000,
0x883C23, 0x000000, Direct::Pic30::RegisterOut, 0x000000,
0x883C24, 0x000000, Direct::Pic30::RegisterOut, 0x000000,
0x883C25, 0x000000, Direct::Pic30::RegisterOut, 0x000000,
Direct::Pic30::End
};
const uint WRITE_CODE_SEQUENCE[] = {
0x000000, 0x000000, 0x040100, 0x000000, // step 1
0x24001A, 0x883B0A, // step 2
Direct::Pic30::FillAddressHigh + 0x200000, // step 3
0x880190, Direct::Pic30::FillAddressLow + 0x200007,
Direct::Pic30::LoopStart + 8,
Direct::Pic30::FillData + 0x200000, // step 4
Direct::Pic30::FillData + 0x200001,
Direct::Pic30::FillData + 0x200002,
Direct::Pic30::FillData + 0x200003,
Direct::Pic30::FillData + 0x200004,
Direct::Pic30::FillData + 0x200005,
0xEB0300, 0x000000, // step 5
0xBB0BB6, 0x000000, 0x000000, 0xBBDBB6, 0x000000, 0x000000,
0xBBEBB6, 0x000000, 0x000000, 0xBB1BB6, 0x000000, 0x000000,
0xBB0BB6, 0x000000, 0x000000, 0xBBDBB6, 0x000000, 0x000000,
0xBBEBB6, 0x000000, 0x000000, 0xBB1BB6, 0x000000, 0x000000,
Direct::Pic30::LoopEnd,
0x200558, 0x883B38, 0x200AA9, 0x883B39, // step 7
0xA8E761, 0x000000, 0x000000, 0x000000, 0x000000, // step 8
Direct::Pic30::Pause + 2000000,
0xA9E761, 0x000000, 0x000000, 0x000000, 0x000000,
Direct::Pic30::End
};
bool Direct::Pic30::sendCommand(Command cmd)
{
for (uint i=0; i<4; i++) {
hardware().setPin(DataOut, ((cmd>>i) & 1 ? High : Low));
hardware().setPin(Clock, High);
Port::nsleep(100);
hardware().setPin(Clock, Low);
Port::nsleep(100);
}
return true;
}
bool Direct::Pic30::executeSIX(uint opcode)
{
if ( !sendCommand(SIX) ) return false;
for (uint i=0; i<24; i++) {
hardware().setPin(DataOut, ((opcode>>i) & 1 ? High : Low));
hardware().setPin(Clock, High);
Port::nsleep(100);
hardware().setPin(Clock, Low);
// seem to need this longer delay here -- maybe
// specific to my programmer hardware? #### from dspicprg
Port::nsleep(5000);
}
return true;
}
bool Direct::Pic30::executeREGOUT(uint &v)
{
v = 0;
if ( !sendCommand(REGOUT) ) return false;
hardware().setPin(DataOut, High);
for (uint i=0; i<24; i++) {
hardware().setPin(Clock, High);
Port::nsleep(100);
hardware().setPin(Clock, Low);
// as above, need extra delay here, but even
// longer in this case -- maybe data line takes
// longer to settle when it is being driven by
// the PIC than by the programmer? #### from dspicprg
Port::nsleep(10000);
if ( i>=8 ) {
uint r = hardware().readBit();
v |= (r << (i-8));
}
}
return true;
}
bool Direct::Pic30::doStdpSequence(const uint *sequence, uint address, const char *outData, char *inData)
{
uint loopStart = 0, loopCound = 0;
for (uint i=0; sequence[i]!=End; i++) {
uint opcode = (sequence[i] & OpcodeMask);
switch (Operation(sequence[i] & OperationMask)) {
case SendSix:
if ( !executeSIX(opcode) ) return false;
break;
case RegisterOut: {
uint v;
if ( !executeREGOUT(v) ) return false;
(*inData) = v & 0xFF;
inData++;
(*inData) = (v >> 8) & 0xFF;
inData++;
break;
}
case Pause:
Port::nsleep(opcode);
break;
case LoopStart:
loopCound = opcode;
loopStart = i;
break;
case LoopEnd:
loopCound--;
if (loopCound) i = loopStart;
break;
case FillData: {
uint v = *outData;
v <<= 4;
outData++;
v |= *outData;
outData++;
v <<= 4;
executeSIX(v | opcode);
break;
}
case FillAddressLow: {
uint v = address & 0xFFFF;
v <<= 4;
executeSIX(v | opcode);
break;
}
case FillAddressHigh: {
uint v = (address & 0xFF0000) >> 16;
v <<= 4;
executeSIX(v | opcode);
break;
}
case End: Q_ASSERT(false); break;
}
}
return true;
}
bool Direct::Pic30::doErase(bool)
{
if ( !enterStdpMode() ) return false;
if ( !doStdpSequence(BULK_ERASE_SEQUENCE, 0, 0, 0) ) return false;
return exitStdpMode();
}
bool Direct::Pic30::doRead(Pic::MemoryRangeType type, Device::Array &data, const ::Programmer::VerifyData *data)
{
// #### TODO
return false;
}
bool Direct::Pic30::doWrite(Pic::MemoryRangeType type, const Device::Array &data, bool force)
{
// #### TODO
return false;
}
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