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/* Remote target glue for the Oki op50n based eval board.
Copyright 1995 Free Software Foundation, Inc.
This file is part of GDB.
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., 675 Mass Ave, Cambridge, MA 02139, USA. */
#include "defs.h"
#include "gdbcore.h"
#include "target.h"
#include "monitor.h"
#include "serial.h"
static void op50n_open PARAMS ((char *args, int from_tty));
/*
* 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[NUM_REGS] =
{
"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",
"cr11", "p", NULL, NULL, NULL, "cr15", "cr19", "cr20",
"cr21", "cr22", NULL, NULL, NULL, NULL, NULL, NULL,
NULL, NULL, NULL, "cr0", "cr8", "cr9", "cr10","cr12",
"cr13", "cr24", "cr25", "cr26",
};
/*
* 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.
*/
static struct target_ops op50n_ops;
static char *op50n_inits[] = {".\r", NULL};
static struct monitor_ops op50n_cmds =
{
MO_CLR_BREAK_USES_ADDR /*| MO_GETMEM_READ_SINGLE*/, /* flags */
op50n_inits, /* Init strings */
"g\r", /* continue command */
"t\r", /* single step */
"\003", /* Interrupt char */
"b %x\r", /* set a breakpoint */
"b %x,0\r", /* clear breakpoint at addr */
"bx\r", /* clear all breakpoints */
"fx %x s%x %x\r", /* memory fill cmd (addr, len, val) */
{
"sx %x %x\r", /* setmem.cmdb (addr, value) */
"sh %x %x\r", /* setmem.cmdw (addr, value) */
"s %x %x\r", /* setmem.cmdl (addr, value) */
NULL, /* setmem.cmdll (addr, value) */
NULL, /* setmem.resp_delim */
NULL, /* setmem.term */
NULL, /* setmem.term_cmd */
},
#if 0
{
"sx %x\r", /* getmem.cmdb (addr, len) */
"sh %x\r", /* getmem.cmdw (addr, len) */
"s %x\r", /* getmem.cmdl (addr, len) */
NULL, /* getmem.cmdll (addr, len) */
" : ", /* getmem.resp_delim */
" ", /* getmem.term */
".\r", /* getmem.term_cmd */
},
#else
{
"dx %x s%x\r", /* getmem.cmdb (addr, len) */
NULL, /* getmem.cmdw (addr, len) */
NULL, /* getmem.cmdl (addr, len) */
NULL, /* getmem.cmdll (addr, len) */
" : ", /* getmem.resp_delim */
NULL, /* getmem.term */
NULL, /* getmem.term_cmd */
},
#endif
{
"x %s %x\r", /* setreg.cmd (name, value) */
NULL, /* setreg.resp_delim */
NULL, /* setreg.term */
NULL, /* setreg.term_cmd */
},
{
"x %s\r", /* getreg.cmd (name) */
"=", /* getreg.resp_delim */
" ", /* getreg.term */
".\r", /* getreg.term_cmd */
},
NULL, /* dump_registers */
NULL, /* register_pattern */
NULL, /* supply_register */
NULL, /* load routine */
"r 0\r", /* download command */
NULL, /* load response */
"\n#", /* monitor command prompt */
"\r", /* end-of-command delimitor */
NULL, /* optional command terminator */
&op50n_ops, /* target operations */
SERIAL_1_STOPBITS, /* number of stop bits */
op50n_regnames, /* register names */
MONITOR_OPS_MAGIC /* magic */
};
static void
op50n_open (args, from_tty)
char *args;
int from_tty;
{
monitor_open (args, &op50n_cmds, from_tty);
}
void
_initialize_op50n ()
{
init_monitor_ops (&op50n_ops);
op50n_ops.to_shortname = "op50n";
op50n_ops.to_longname = "Oki's debug monitor for the Op50n Eval board";
op50n_ops.to_doc = "Debug on a Oki OP50N eval board.\n\
Specify the serial device it is connected to (e.g. /dev/ttya).";
op50n_ops.to_open = op50n_open;
add_target (&op50n_ops);
}
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