binutils-gdb/gdb/op50-rom.c
2000-05-28 01:12:42 +00:00

145 lines
5.5 KiB
C

/* 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., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#include "defs.h"
#include "gdbcore.h"
#include "target.h"
#include "monitor.h"
#include "serial.h"
static void op50n_open (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;
static void
init_op50n_cmds (void)
{
op50n_cmds.flags = MO_CLR_BREAK_USES_ADDR /*| MO_GETMEM_READ_SINGLE */ ; /* flags */
op50n_cmds.init = op50n_inits; /* Init strings */
op50n_cmds.cont = "g\r"; /* continue command */
op50n_cmds.step = "t\r"; /* single step */
op50n_cmds.stop = "\003.\r"; /* Interrupt char */
op50n_cmds.set_break = "b %x\r"; /* set a breakpoint */
op50n_cmds.clr_break = "b %x;0\r"; /* clear breakpoint at addr */
op50n_cmds.clr_all_break = "bx\r"; /* clear all breakpoints */
op50n_cmds.fill = "fx %x s%x %x\r"; /* memory fill cmd (addr, len, val) */
op50n_cmds.setmem.cmdb = "sx %x %x\r"; /* setmem.cmdb (addr, value) */
op50n_cmds.setmem.cmdw = "sh %x %x\r"; /* setmem.cmdw (addr, value) */
op50n_cmds.setmem.cmdl = "s %x %x\r"; /* setmem.cmdl (addr, value) */
op50n_cmds.setmem.cmdll = NULL; /* setmem.cmdll (addr, value) */
op50n_cmds.setmem.resp_delim = NULL; /* setmem.resp_delim */
op50n_cmds.setmem.term = NULL; /* setmem.term */
op50n_cmds.setmem.term_cmd = 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
op50n_cmds.getmem.cmdb = "dx %x s%x\r"; /* getmem.cmdb (addr, len) */
op50n_cmds.getmem.cmdw = NULL; /* getmem.cmdw (addr, len) */
op50n_cmds.getmem.cmdl = NULL; /* getmem.cmdl (addr, len) */
op50n_cmds.getmem.cmdll = NULL; /* getmem.cmdll (addr, len) */
op50n_cmds.getmem.resp_delim = " : "; /* getmem.resp_delim */
op50n_cmds.getmem.term = NULL; /* getmem.term */
op50n_cmds.getmem.term_cmd = NULL; /* getmem.term_cmd */
#endif
op50n_cmds.setreg.cmd = "x %s %x\r"; /* setreg.cmd (name, value) */
op50n_cmds.setreg.resp_delim = NULL; /* setreg.resp_delim */
op50n_cmds.setreg.term = NULL; /* setreg.term */
op50n_cmds.setreg.term_cmd = NULL; /* setreg.term_cmd */
op50n_cmds.getreg.cmd = "x %s\r"; /* getreg.cmd (name) */
op50n_cmds.getreg.resp_delim = "="; /* getreg.resp_delim */
op50n_cmds.getreg.term = " "; /* getreg.term */
op50n_cmds.getreg.term_cmd = ".\r"; /* getreg.term_cmd */
op50n_cmds.dump_registers = NULL; /* dump_registers */
op50n_cmds.register_pattern = NULL; /* register_pattern */
op50n_cmds.supply_register = NULL; /* supply_register */
op50n_cmds.load_routine = NULL; /* load routine */
op50n_cmds.load = "r 0\r"; /* download command */
op50n_cmds.loadresp = NULL; /* load response */
op50n_cmds.prompt = "\n#"; /* monitor command prompt */
op50n_cmds.line_term = "\r"; /* end-of-command delimitor */
op50n_cmds.cmd_end = NULL; /* optional command terminator */
op50n_cmds.target = &op50n_ops; /* target operations */
op50n_cmds.stopbits = SERIAL_1_STOPBITS; /* number of stop bits */
op50n_cmds.regnames = op50n_regnames; /* register names */
op50n_cmds.magic = 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_op50n_cmds ();
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);
}