146 lines
4.5 KiB
C
146 lines
4.5 KiB
C
/* Remote target glue for the Oki op50n based eval board.
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Copyright 1995 Free Software Foundation, Inc.
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This file is part of GDB.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
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#include "defs.h"
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#include "gdbcore.h"
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#include "target.h"
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#include "monitor.h"
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#include "serial.h"
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static void op50n_open PARAMS ((char *args, int from_tty));
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/*
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* this array of registers need to match the indexes used by GDB. The
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* whole reason this exists is cause the various ROM monitors use
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* different strings than GDB does, and doesn't support all the
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* registers either. So, typing "info reg sp" becomes a "r30".
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*/
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static char *op50n_regnames[NUM_REGS] =
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{
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"r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7",
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"r8", "r9", "r10", "r11", "r12", "r13", "r14", "r15",
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"r16", "r17", "r18", "r19", "r20", "r21", "r22", "r23",
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"r24", "r25", "r26", "r27", "r28", "r29", "r30", "r31",
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"cr11", "p", NULL, NULL, NULL, "cr15", "cr19", "cr20",
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"cr21", "cr22", NULL, NULL, NULL, NULL, NULL, NULL,
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NULL, NULL, NULL, "cr0", "cr8", "cr9", "cr10","cr12",
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"cr13", "cr24", "cr25", "cr26",
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};
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/*
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* Define the monitor command strings. Since these are passed directly
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* through to a printf style function, we need can include formatting
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* strings. We also need a CR or LF on the end.
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*/
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static struct target_ops op50n_ops;
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static char *op50n_inits[] = {".\r", NULL};
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static struct monitor_ops op50n_cmds =
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{
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MO_CLR_BREAK_USES_ADDR /*| MO_GETMEM_READ_SINGLE*/, /* flags */
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op50n_inits, /* Init strings */
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"g\r", /* continue command */
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"t\r", /* single step */
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"\003.\r", /* Interrupt char */
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"b %x\r", /* set a breakpoint */
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"b %x,0\r", /* clear breakpoint at addr */
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"bx\r", /* clear all breakpoints */
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"fx %x s%x %x\r", /* memory fill cmd (addr, len, val) */
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{
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"sx %x %x\r", /* setmem.cmdb (addr, value) */
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"sh %x %x\r", /* setmem.cmdw (addr, value) */
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"s %x %x\r", /* setmem.cmdl (addr, value) */
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NULL, /* setmem.cmdll (addr, value) */
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NULL, /* setmem.resp_delim */
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NULL, /* setmem.term */
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NULL, /* setmem.term_cmd */
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},
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#if 0
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{
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"sx %x\r", /* getmem.cmdb (addr, len) */
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"sh %x\r", /* getmem.cmdw (addr, len) */
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"s %x\r", /* getmem.cmdl (addr, len) */
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NULL, /* getmem.cmdll (addr, len) */
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" : ", /* getmem.resp_delim */
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" ", /* getmem.term */
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".\r", /* getmem.term_cmd */
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},
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#else
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{
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"dx %x s%x\r", /* getmem.cmdb (addr, len) */
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NULL, /* getmem.cmdw (addr, len) */
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NULL, /* getmem.cmdl (addr, len) */
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NULL, /* getmem.cmdll (addr, len) */
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" : ", /* getmem.resp_delim */
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NULL, /* getmem.term */
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NULL, /* getmem.term_cmd */
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},
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#endif
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{
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"x %s %x\r", /* setreg.cmd (name, value) */
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NULL, /* setreg.resp_delim */
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NULL, /* setreg.term */
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NULL, /* setreg.term_cmd */
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},
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{
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"x %s\r", /* getreg.cmd (name) */
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"=", /* getreg.resp_delim */
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" ", /* getreg.term */
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".\r", /* getreg.term_cmd */
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},
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NULL, /* dump_registers */
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NULL, /* register_pattern */
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NULL, /* supply_register */
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NULL, /* load routine */
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"r 0\r", /* download command */
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NULL, /* load response */
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"\n#", /* monitor command prompt */
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"\r", /* end-of-command delimitor */
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NULL, /* optional command terminator */
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&op50n_ops, /* target operations */
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SERIAL_1_STOPBITS, /* number of stop bits */
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op50n_regnames, /* register names */
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MONITOR_OPS_MAGIC /* magic */
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};
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static void
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op50n_open (args, from_tty)
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char *args;
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int from_tty;
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{
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monitor_open (args, &op50n_cmds, from_tty);
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}
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void
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_initialize_op50n ()
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{
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init_monitor_ops (&op50n_ops);
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op50n_ops.to_shortname = "op50n";
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op50n_ops.to_longname = "Oki's debug monitor for the Op50n Eval board";
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op50n_ops.to_doc = "Debug on a Oki OP50N eval board.\n\
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Specify the serial device it is connected to (e.g. /dev/ttya).";
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op50n_ops.to_open = op50n_open;
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add_target (&op50n_ops);
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}
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