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/*
* Simulator of microcontrollers (cmd.src/bp.cc)
*
* Copyright (C) 1999,99 Drotos Daniel, Talker Bt.
*
* To contact author send email to drdani@mazsola.iit.uni-miskolc.hu
*
*/
/* This file is part of microcontroller simulator: ucsim.
UCSIM 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.
UCSIM 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 UCSIM; see the file COPYING. If not, write to the Free
Software Foundation, 59 Temple Place - Suite 330, Boston, MA
02111-1307, USA. */
/*@1@*/
#include "ddconfig.h"
#include "stdlib.h"
// sim
#include "brkcl.h"
#include "argcl.h"
#include "simcl.h"
// cmd
#include "cmdsetcl.h"
#include "bpcl.h"
/*
* BREAK command
*/
//int
//cl_break_cmd::do_work(class cl_sim *sim,
// class cl_cmdline *cmdline, class cl_console_base *con)
COMMAND_DO_WORK_UC(cl_break_cmd)
{
t_addr addr= 0;
int hit= 1;
char op;
class cl_address_space *mem;
class cl_cmd_arg *params[4]= { cmdline->param(0),
cmdline->param(1),
cmdline->param(2),
cmdline->param(3) };
if (cmdline->syntax_match(uc, ADDRESS)) {
addr= params[0]->value.address;
hit= 1;
do_fetch(uc, addr, hit, con);
}
else if (cmdline->syntax_match(uc, ADDRESS NUMBER)) {
addr= params[0]->value.address;
hit= params[1]->value.number;
do_fetch(uc, addr, hit, con);
}
else if (cmdline->syntax_match(uc, MEMORY STRING ADDRESS)) {
mem= params[0]->value.memory.address_space;
op= *(params[1]->get_svalue());
addr= params[2]->value.address;
hit= 1;
do_event(uc, mem, op, addr, hit, con);
}
else if (cmdline->syntax_match(uc, MEMORY STRING ADDRESS NUMBER)) {
mem= params[0]->value.memory.address_space;
op= *(params[1]->get_svalue());
addr= params[2]->value.address;
hit= params[3]->value.number;
do_event(uc, mem, op, addr, hit, con);
}
else
{
con->dd_printf("%s\n", short_help?short_help:"Error: wrong syntax\n");
return(DD_FALSE);
}
return(DD_FALSE);
}
void
cl_break_cmd::do_fetch(class cl_uc *uc,
t_addr addr, int hit, class cl_console_base *con)
{
if (hit > 99999)
{
con->dd_printf("Hit value %d is too big.\n", hit);
return;
}
if (uc->fbrk->bp_at(addr))
con->dd_printf("Breakpoint at 0x%06x is already set.\n", addr);
else
{
class cl_brk *b= new cl_fetch_brk(uc->address_space(MEM_ROM_ID),
uc->make_new_brknr(),
addr, perm, hit);
b->init();
uc->fbrk->add_bp(b);
const char *s= uc->disass(addr, NULL);
con->dd_printf("Breakpoint %d at 0x%06x: %s\n", b->nr, addr, s);
free((char *)s);
}
}
void
cl_break_cmd::do_event(class cl_uc *uc,
class cl_address_space *mem,
char op, t_addr addr, int hit,
class cl_console_base *con)
{
class cl_ev_brk *b= NULL;
b= uc->mk_ebrk(perm, mem, op, addr, hit);
if (b)
uc->ebrk->add_bp(b);
else
con->dd_printf("Couldn't make event breakpoint\n");
}
/*
* CLEAR address
*/
//int
//cl_clear_cmd::do_work(class cl_sim *sim,
// class cl_cmdline *cmdline, class cl_console_base *con)
COMMAND_DO_WORK_UC(cl_clear_cmd)
{
int idx;
class cl_brk *brk= uc->fbrk->get_bp(uc->PC, &idx);
if (cmdline->param(0) == 0)
{
if (!brk)
{
con->dd_printf("No breakpoint at this address.\n");
return(0);
}
uc->fbrk->del_bp(uc->PC);
return(0);
}
int i= 0;
class cl_cmd_arg *param;
while ((param= cmdline->param(i++)))
{
t_addr addr;
if (!param->as_address(uc))
return(DD_FALSE);
addr= param->value.address;
if (uc->fbrk->bp_at(addr) == 0)
con->dd_printf("No breakpoint at 0x%06x\n", addr);
else
uc->fbrk->del_bp(addr);
}
return(DD_FALSE);
}
/*
* DELETE nr nr ...
*/
//int
//cl_delete_cmd::do_work(class cl_sim *sim,
// class cl_cmdline *cmdline, class cl_console_base *con)
COMMAND_DO_WORK_UC(cl_delete_cmd)
{
if (cmdline->param(0) == 0)
{
// delete all
uc->remove_all_breaks();
}
else
{
int i= 0;
class cl_cmd_arg *param;
while ((param= cmdline->param(i++)))
{
long num;
if (param->get_ivalue(&num))
{
if (!uc->rm_brk(num))
con->dd_printf("Error\n");
}
}
}
return(DD_FALSE);
}
/* End of cmd.src/bp.cc */
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