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/*
Copyright (C) 1999 T. Scott Dattalo
This file is part of gpsim.
gpsim 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, or (at your option)
any later version.
gpsim 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 gpsim; see the file COPYING. If not, write to
the Free Software Foundation, 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#include <iostream>
#include <iomanip>
#include <string>
#include "command.h"
#include "cmd_processor.h"
#include "../src/sim_context.h"
cmd_processor c_processor;
static cmd_options cmd_processor_options[] =
{
{"list",1, OPT_TT_BITFLAG},
{"pins",2, OPT_TT_BITFLAG},
{0,0,0}
};
static void put_chars(char c, int number_of_chars)
{
for(int i=0; i<number_of_chars;i++)
putchar(c);
}
void dump_pins(Processor *cpu)
{
int number_of_pins=0;
int i,j,longest_name=0;
if(cpu)
number_of_pins = cpu->get_pin_count();
if(number_of_pins <= 0)
return;
for(i=1; i<=number_of_pins/2; i++)
{
const char *s = cpu->get_pin_name(i).c_str();
if(s)
if( (j=strlen(s)) > longest_name)
longest_name = j;
}
printf(" +--+");
put_chars('-',longest_name+3);
printf("\\/");
put_chars('-',longest_name+3);
printf("+--+\n");
for(i=1; i<=number_of_pins/2; i++)
{
const char *s = cpu->get_pin_name(i).c_str();
if(s)
{
putchar( (cpu->get_pin_state(i)>0) ? 'H' : 'L');
printf(" |%2d| %s",i, s);
put_chars(' ',longest_name - strlen(cpu->get_pin_name(i).c_str()) + 6 );
}
else
{
printf(" |%2d| ", i);
put_chars(' ',longest_name + 6);
}
j = number_of_pins-i+1;
s = cpu->get_pin_name(j).c_str();
if(s)
{
printf("%s |%2d| ", s, j);
putchar( (cpu->get_pin_state(j)>0) ? 'H' : 'L');
putchar('\n');
}
else
{
put_chars(' ',longest_name);
printf(" |%2d|\n", j);
}
}
printf(" +--+");
put_chars('-',2*longest_name+8);
printf("+--+\n");
}
cmd_processor::cmd_processor()
: command("processor", "proc")
{
brief_doc = string("Select & Display processors");
long_doc = string ("processor [new_processor_type [new_processor_name]] | [list] | [dump]\n"
"\tIf no new processor is specified, then the currently defined processor(s)\n"
"\twill be displayed. To see a list of the processors supported by gpsim,\n"
"\ttype 'processor list'. To define a new processor, specify the processor\n"
"\ttype and name. To display the state of the I/O processor, type 'processor\n"
"\tdump' (For now, this will display the pin numbers and their current state.\n"
"\n"
"\texamples:\n"
"\n"
"\tprocessor // Display the processors you've already defined.\n"
"\tprocessor list // Display the list of processors supported.\n"
"\tprocessor pins // Display the processor package and pin state\n"
"\tprocessor p16cr84 fred // Create a new processor.\n"
"\tprocessor p16c74 wilma // and another.\n"
"\tprocessor p16c65 // Create one with no name.\n");
op = cmd_processor_options;
}
void cmd_processor::processor(void)
{
if(verbose)
cout << "cmd_processor: display processors\n";
CSimulationContext::GetContext()->dump_processor_list();
}
void cmd_processor::processor(int bit_flag)
{
switch(bit_flag)
{
case 1:
cout << ProcessorConstructorList::GetList()->DisplayString();
break;
case 2:
dump_pins(GetActiveCPU());
break;
}
}
void cmd_processor::processor(const char * processor_type,
const char * processor_new_name)
{
if(!CSimulationContext::GetContext()->SetDefaultProcessor( processor_type,
processor_new_name))
cout << "Unable to find processor\n";
}
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