165 lines
4.8 KiB
C
165 lines
4.8 KiB
C
/* Remote target glue for the Oki op50n based eval board.
|
|
|
|
Copyright 1988, 1991, 1992, 1993, 1994 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"
|
|
|
|
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,
|
|
monitor_attach,
|
|
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 */
|
|
0, /* to_stop */
|
|
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 */
|
|
"\003.\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 */
|
|
"none,srec,default", /* load types */
|
|
"none", /* 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;
|
|
}
|