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/* JTAG debugging code
Copyright (C) 2004 Andrew Rogers
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:
Dmitry Teytelman [dimtey@gmail.com] 14 Jun 2006 [applied 13 Aug 2006]:
Modified to support the changes in IOParport class.
*/
#include <stdio.h>
#include "iobase.h"
#include "ioparport.h"
#include "iodebug.h"
using namespace std;
void testPP();
void testDebug();
void printBit(unsigned char *data, int bit);
void getSwitches(IOBase *io);
void getID(IOBase *io);
int main(int argc, char**args)
{
testPP();
return 0;
}
void testDebug()
{
IODebug io;
unsigned char tdi[]={0x3a,0xa3};
unsigned char tdo[10];
io.setTapState(IOBase::SHIFT_DR);
io.shiftTDITDO(tdi,tdo,16,false);
for(int i=0; i<2; i++)fprintf(stderr, "TDO %02x\n",tdo[i]);
}
void testPP()
{
IOParport io(0);
unsigned char tdi[]={0,0,0,0,0,0,0,0};
unsigned char tdo[100];
io.setTapState(IOBase::SHIFT_DR);
io.shiftTDITDO(tdi,tdo,64);
for(int i=0; i<8; i++)fprintf(stderr, "TDO %02x\n",tdo[i]);
fprintf(stderr, "\n");
getSwitches(&io);
getID(&io);
}
void printBit1(bool val)
{
if(val)fprintf(stderr, "|=| ");
else fprintf(stderr, "| | ");
}
void getID(IOBase *io)
{
unsigned char tdo[100];
unsigned char tdi[]={0xfe,0x09};
io->setTapState(IOBase::SHIFT_IR);
io->shiftTDI(tdi,14);
io->setTapState(IOBase::RUN_TEST_IDLE);
io->setTapState(IOBase::SHIFT_DR);
io->shiftTDO(tdo,64);
for(int i=0; i<8; i++)fprintf(stderr, "TDO %02x\n",tdo[i]);
fprintf(stderr, "\n");
}
void getSwitches(IOBase *io)
{
unsigned char tdo[100];
unsigned char tdi[]={0xff,0x01};
io->setTapState(IOBase::SHIFT_IR);
io->shiftTDI(tdi,14);
io->setTapState(IOBase::SHIFT_DR);
io->shiftTDO(tdo,600);
int swi[]={506,509,518,521,539,536,557,569};
for(int i=0; i<8; i++){
int bit=swi[i];
bool val=(tdo[bit/8]>>(bit%8))&1;
printBit1(val);
}
fprintf(stderr, "\n");
for(int i=0; i<8; i++){
int bit=swi[i];
bool val=(tdo[bit/8]>>(bit%8))&1;
printBit1(!val);
}
fprintf(stderr, "\n\n");
}
void printBit(unsigned char *data, int bit)
{
fprintf(stderr, "bit %d = %d\n",bit,(data[bit/8]>>(bit%8))&1);
}
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