#include "defs.h"
#include "gdbcore.h"
#include "target.h"
#include "monitor.h"
#include "serial.h"
#include "regcache.h"
#include "m68k-tdep.h"
static void cpu32bug_open (char *args, int from_tty);
static void
cpu32bug_supply_register (char *regname, int regnamelen, char *val, int vallen)
{
int regno;
if (regnamelen != 2)
return;
switch (regname[0])
{
case 'S':
if (regname[1] != 'R')
return;
regno = PS_REGNUM;
break;
case 'P':
if (regname[1] != 'C')
return;
regno = PC_REGNUM;
break;
case 'D':
if (regname[1] < '0' || regname[1] > '7')
return;
regno = regname[1] - '0' + M68K_D0_REGNUM;
break;
case 'A':
if (regname[1] < '0' || regname[1] > '7')
return;
regno = regname[1] - '0' + M68K_A0_REGNUM;
break;
default:
return;
}
monitor_supply_register (regno, val);
}
static const char *
cpu32bug_regname (int index)
{
static char *regnames[] =
{
"D0", "D1", "D2", "D3", "D4", "D5", "D6", "D7",
"A0", "A1", "A2", "A3", "A4", "A5", "A6", "A7",
"SR", "PC"
};
if ((index >= (sizeof (regnames) / sizeof (regnames[0])))
|| (index < 0) || (index >= NUM_REGS))
return NULL;
else
return regnames[index];
}
static struct target_ops cpu32bug_ops;
static char *cpu32bug_inits[] =
{"\r", NULL};
static struct monitor_ops cpu32bug_cmds;
static void
init_cpu32bug_cmds (void)
{
cpu32bug_cmds.flags = MO_CLR_BREAK_USES_ADDR;
cpu32bug_cmds.init = cpu32bug_inits;
cpu32bug_cmds.cont = "g\r";
cpu32bug_cmds.step = "t\r";
cpu32bug_cmds.stop = NULL;
cpu32bug_cmds.set_break = "br %x\r";
cpu32bug_cmds.clr_break = "nobr %x\r";
cpu32bug_cmds.clr_all_break = "nobr\r";
cpu32bug_cmds.fill = "bf %x:%x %x;b\r";
cpu32bug_cmds.setmem.cmdb = "ms %x %02x\r";
cpu32bug_cmds.setmem.cmdw = "ms %x %04x\r";
cpu32bug_cmds.setmem.cmdl = "ms %x %08x\r";
cpu32bug_cmds.setmem.cmdll = NULL;
cpu32bug_cmds.setmem.resp_delim = NULL;
cpu32bug_cmds.setmem.term = NULL;
cpu32bug_cmds.setmem.term_cmd = NULL;
cpu32bug_cmds.getmem.cmdb = "md %x:%x;b\r";
cpu32bug_cmds.getmem.cmdw = "md %x:%x;b\r";
cpu32bug_cmds.getmem.cmdl = "md %x:%x;b\r";
cpu32bug_cmds.getmem.cmdll = NULL;
cpu32bug_cmds.getmem.resp_delim = " ";
cpu32bug_cmds.getmem.term = NULL;
cpu32bug_cmds.getmem.term_cmd = NULL;
cpu32bug_cmds.setreg.cmd = "rs %s %x\r";
cpu32bug_cmds.setreg.resp_delim = NULL;
cpu32bug_cmds.setreg.term = NULL;
cpu32bug_cmds.setreg.term_cmd = NULL;
cpu32bug_cmds.getreg.cmd = "rs %s\r";
cpu32bug_cmds.getreg.resp_delim = "=";
cpu32bug_cmds.getreg.term = NULL;
cpu32bug_cmds.getreg.term_cmd = NULL;
cpu32bug_cmds.dump_registers = "rd\r";
cpu32bug_cmds.register_pattern = "\\(\\w+\\) +=\\([0-9a-fA-F]+\\b\\)";
cpu32bug_cmds.supply_register = cpu32bug_supply_register;
cpu32bug_cmds.load_routine = NULL;
cpu32bug_cmds.load = "lo\r";
cpu32bug_cmds.loadresp = "\n";
cpu32bug_cmds.prompt = "CPU32Bug>";
cpu32bug_cmds.line_term = "\r";
cpu32bug_cmds.cmd_end = NULL;
cpu32bug_cmds.target = &cpu32bug_ops;
cpu32bug_cmds.stopbits = SERIAL_1_STOPBITS;
cpu32bug_cmds.regnames = NULL;
cpu32bug_cmds.regname = cpu32bug_regname;
cpu32bug_cmds.magic = MONITOR_OPS_MAGIC;
};
static void
cpu32bug_open (char *args, int from_tty)
{
monitor_open (args, &cpu32bug_cmds, from_tty);
}
extern initialize_file_ftype _initialize_cpu32bug_rom;
void
_initialize_cpu32bug_rom (void)
{
init_cpu32bug_cmds ();
init_monitor_ops (&cpu32bug_ops);
cpu32bug_ops.to_shortname = "cpu32bug";
cpu32bug_ops.to_longname = "CPU32Bug monitor";
cpu32bug_ops.to_doc = "Debug via the CPU32Bug monitor.\n\
Specify the serial device it is connected to (e.g. /dev/ttya).";
cpu32bug_ops.to_open = cpu32bug_open;
add_target (&cpu32bug_ops);
}