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[deliverable/binutils-gdb.git] / gdb / op50-rom.c

/*
 * op50n-rom.c -- configure GDB for an Oki op59n eval board.
 */
#include "defs.h"
#include "gdbcore.h"
#include "target.h"
#include "monitor.h"

void op50n_open();
void monitor_open();

/*
 * this array of registers need to match the indexes used by GDB. The
 * whole reason this exists is cause the various ROM monitors use
 * different strings than GDB does, and doesn't support all the
 * registers either. So, typing "info reg sp" becomes a "r30".
 */
static char *op50n_regnames[] = {
  "r0",  "r1",  "r2",  "r3",  "r4",  "r5",  "r6",
  "r7",  "r8",  "r9",  "r10", "r11", "r12", "r13",
  "r14", "r15", "r16", "r17", "r18", "r19", "r20",
  "r21", "r22", "r23", "r24", "r25", "r26", "r27",
  "r28", "r29", "r30", "r31", "",        "p",       "",
  "",    "",    "",    "",    "",       "",       "",
  "",    "",    "",    "",    "",       "",       "",
  "",    "",    "",    "",    "",       "",       "",    "",
  "",    "",    "",    "",    "",       "",       "",
  "",    "",    "",    "",    "",       "",       "",    "",
  "",    "",    "",    "",    "",       "",       "",    "",
  "",    "",    "",    "",    "",       "",       "",    "",
  "",    "",    "",    "",    "",       "",       "",    "",
  "",    "",    "",    "",    "",       "",       "",    "",
  "",    "",    "",    "",    "",       "",       "",    "",
  "",    "",    "",    "",    "",       "",       "",    "",
  "",    "",    "",    "",    "",       "",       "",    ""
};

/*
 * Define the monitor command strings. Since these are passed directly
 * through to a printf style function, we need can include formatting
 * strings. We also need a CR or LF on the end.
 */

struct target_ops op50n_ops = {
  "op50n",
  "Oki's debug monitor for the Op50n Eval board",

  "Debug on a Oki OP50N eval board.\n\
Specify the serial device it is connected to (e.g. /dev/ttya).",
  op50n_open,

  monitor_close, 
  0,
  monitor_detach,
  monitor_resume,
  monitor_wait,
  monitor_fetch_register,
  monitor_store_register,
  monitor_prepare_to_store,
  monitor_xfer_inferior_memory,
  monitor_files_info,
  monitor_insert_breakpoint,
  monitor_remove_breakpoint,	/* Breakpoints */
  0,
  0,
  0,
  0,
  0,				/* Terminal handling */
  monitor_kill,
  monitor_load,			/* load */
  0,				/* lookup_symbol */
  monitor_create_inferior,
  monitor_mourn_inferior,
  0,				/* can_run */
  0, 				/* notice_signals */
  process_stratum,
  0,				/* next */
  1,
  1,
  1,
  1,
  1,				/* all mem, mem, stack, regs, exec */
  0,
  0,				/* Section pointers */
  OPS_MAGIC,			/* Always the last thing */
};

struct monitor_ops op50n_cmds = {
  1,					/* 1 for ASCII, 0 for binary */
  ".\n",				/* monitor init string */
  "g %x\n",				/* execute or usually GO command */
  "g\n",				/* continue command */
  "t\n",				/* single step */
  "b %x\n",				/* set a breakpoint */
  "bx %x\n",				/* clear a breakpoint */
  0,					/* 0 for number, 1 for address */
  {
    "sx %x %x;.\n",			/* set memory */
    "",					/* delimiter  */
    "",					/* the result */
  },
  {
    "sx %x\n",				/* get memory */
    ": ",				/* delimiter */
    " ",				/* the result */
  },
  {
    "x %s %x\n",			/* set a register */
    "",				        /* delimiter between registers */
    "",					/* the result */
  },
  {
    "x %s\n",				/* get a register */
    "=",				/* delimiter between registers */
    "",					/* the result */
  },
  "r 0\n",				/* download command */
  "#",					/* monitor command prompt */
  " ",					/* end-of-command delimitor */
  ".\n",				/* optional command terminator */
  &op50n_ops,				/* target operations */
  "srec,binary",			/* load types */
  op50n_regnames
};

void
op50n_open(args, from_tty)
     char *args;
     int from_tty;
{
  target_preopen(from_tty);
  push_target(&op50n_ops);
  push_monitor (&op50n_cmds);
  monitor_open (args, "op50n", from_tty);
}

void
_initialize_op50n ()
{
  add_target (&op50n_ops);

  /* this is the default, since it's that's how the board comes up after
     power cycle. It can then be changed using set remotebaud
   */
  baud_rate = 9600;
}