old-cross-binutils/gdb/ppcbug-rom.c
John Metzler adc176bb64 Mon Apr 27 13:46:40 1998 John Metzler <jmetzler@cygnus.com>
* rom68k-rom.c (_initialize_rom68k init_rom68k_cmds):
	* abug-rom.c (_initialize_abug_rom init_abug-cmds):
	* cpu32bug-rom.c (_initialize_cpu32bug_rom init_cpu32bug_cmds):
	* mon960-rom.c (initialize_mon960 init_mon960_cmds):
	* op50-rom.c (initialize_op50n  init_op50n_cmds) :
	* ppcbug-rom.c (_initialize_ppcbug_rom init_ppc_cmds) :
	* sh3-rom.c (_initialize_sh3_rom init_sh3_cmds) :
	* sparclet-rom.c (_initialize_sparcletinit_sparclet_cmds ) :
	* remote-est.c ( _initialize_est  init_est_cmds) :
	* remote-hms.c (  _initialize_remote_hms  init_hms_cmds) :
	  Convert all static initializations of monitor ops structures to
 	executable initializations in oreer tat additions to the data structure
	definition can me made without repeating this editing exercise
1998-04-27 21:11:07 +00:00

229 lines
7.7 KiB
C

/* Remote debugging interface for PPCbug (PowerPC) Rom monitor
for GDB, the GNU debugger.
Copyright 1995 Free Software Foundation, Inc.
Written by Stu Grossman of Cygnus Support
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 ppcbug_open PARAMS ((char *args, int from_tty));
static void
ppcbug_supply_register (regname, regnamelen, val, vallen)
char *regname;
int regnamelen;
char *val;
int vallen;
{
int regno = 0, base = 0;
if (regnamelen < 2 || regnamelen > 4)
return;
switch (regname[0])
{
case 'R':
if (regname[1] < '0' || regname[1] > '9')
return;
if (regnamelen == 2)
regno = regname[1] - '0';
else if (regnamelen == 3 && regname[2] >= '0' && regname[2] <= '9')
regno = (regname[1] - '0') * 10 + (regname[2] - '0');
else
return;
break;
case 'F':
if (regname[1] != 'R' || regname[2] < '0' || regname[2] > '9')
return;
if (regnamelen == 3)
regno = 32 + regname[2] - '0';
else if (regnamelen == 4 && regname[3] >= '0' && regname[3] <= '9')
regno = 32 + (regname[2] - '0') * 10 + (regname[3] - '0');
else
return;
break;
case 'I':
if (regnamelen != 2 || regname[1] != 'P')
return;
regno = 64;
break;
case 'M':
if (regnamelen != 3 || regname[1] != 'S' || regname[2] != 'R')
return;
regno = 65;
break;
case 'C':
if (regnamelen != 2 || regname[1] != 'R')
return;
regno = 66;
break;
case 'S':
if (regnamelen != 4 || regname[1] != 'P' || regname[2] != 'R')
return;
else if (regname[3] == '8')
regno = 67;
else if (regname[3] == '9')
regno = 68;
else if (regname[3] == '1')
regno = 69;
else if (regname[3] == '0')
regno = 70;
else
return;
break;
default:
return;
}
monitor_supply_register (regno, val);
}
/*
* This array of registers needs to match the indexes used by GDB. The
* whole reason this exists is because the various ROM monitors use
* different names than GDB does, and don't support all the
* registers either. So, typing "info reg sp" becomes an "A7".
*/
static char *ppcbug_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",
"fr0", "fr1", "fr2", "fr3", "fr4", "fr5", "fr6", "fr7",
"fr8", "fr9", "fr10", "fr11", "fr12", "fr13", "fr14", "fr15",
"fr16", "fr17", "fr18", "fr19", "fr20", "fr21", "fr22", "fr23",
"fr24", "fr25", "fr26", "fr27", "fr28", "fr29", "fr30", "fr31",
/* pc ps cnd lr cnt xer mq */
"ip", "msr", "cr", "spr8", "spr9", "spr1", "spr0"
};
/*
* 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 ppcbug_ops0;
static struct target_ops ppcbug_ops1;
static char *ppcbug_inits[] = {"\r", NULL};
static void init_ppc_cmds(
char * LOAD_CMD,
struct monitor_ops * OPS,
struct target_ops * targops)
{
OPS->flags = MO_CLR_BREAK_USES_ADDR | MO_HANDLE_NL;
OPS->init = ppcbug_inits; /* Init strings */
OPS->cont = "g\r"; /* continue command */
OPS->step = "t\r"; /* single step */
OPS->stop = NULL; /* interrupt command */
OPS->set_break = "br %x\r"; /* set a breakpoint */
OPS->clr_break = "nobr %x\r"; /* clear a breakpoint */
OPS->clr_all_break = "nobr\r"; /* clear all breakpoints */
OPS->fill = "bf %x:%x %x;b\r"; /* fill (start count val) */
OPS->setmem.cmdb = "ms %x %02x\r"; /* setmem.cmdb (addr, value) */
OPS->setmem.cmdw = "ms %x %04x\r"; /* setmem.cmdw (addr, value) */
OPS->setmem.cmdl = "ms %x %08x\r"; /* setmem.cmdl (addr, value) */
OPS->setmem.cmdll = NULL; /* setmem.cmdll (addr, value) */
OPS->setmem.resp_delim = NULL; /* setreg.resp_delim */
OPS->setmem.term = NULL; /* setreg.term */
OPS->setmem.term_cmd = NULL; /* setreg.term_cmd */
OPS->getmem.cmdb = "md %x:%x;b\r"; /* getmem.cmdb (addr, len) */
OPS->getmem.cmdw = "md %x:%x;b\r"; /* getmem.cmdw (addr, len) */
OPS->getmem.cmdl = "md %x:%x;b\r"; /* getmem.cmdl (addr, len) */
OPS->getmem.cmdll = NULL; /* getmem.cmdll (addr, len) */
OPS->getmem.resp_delim = " "; /* getmem.resp_delim */
OPS->getmem.term = NULL; /* getmem.term */
OPS->getmem.term_cmd = NULL; /* getmem.term_cmd */
OPS->setreg.cmd = "rs %s %x\r"; /* setreg.cmd (name, value) */
OPS->setreg.resp_delim = NULL; /* setreg.resp_delim */
OPS->setreg.term = NULL; /* setreg.term */
OPS->setreg.term_cmd = NULL ; /* setreg.term_cmd */
OPS->getreg.cmd = "rs %s\r"; /* getreg.cmd (name) */
OPS->getreg.resp_delim = "="; /* getreg.resp_delim */
OPS->getreg.term = NULL; /* getreg.term */
OPS->getreg.term_cmd = NULL ; /* getreg.term_cmd */
OPS->register_pattern = "\\(\\w+\\) +=\\([0-9a-fA-F]+\\b\\)"; /* register_pattern */
OPS->supply_register = ppcbug_supply_register; /* supply_register */
OPS->load_routine = NULL; /* load_routine (defaults to SRECs) */
OPS->load = LOAD_CMD; /* download command */
OPS->loadresp = NULL; /* load response */
OPS->prompt = "PPC1-Bug>"; /* monitor command prompt */
OPS->line_term = "\r"; /* end-of-line terminator */
OPS->cmd_end = NULL; /* optional command terminator */
OPS->target = targops ; /* target operations */
OPS->stopbits = SERIAL_1_STOPBITS; /* number of stop bits */
OPS->regnames = ppcbug_regnames; /* registers names */
OPS->magic = MONITOR_OPS_MAGIC ; /* magic */
}
static struct monitor_ops ppcbug_cmds0 ;
static struct monitor_ops ppcbug_cmds1 ;
static void
ppcbug_open0(args, from_tty)
char *args;
int from_tty;
{
monitor_open (args, &ppcbug_cmds0, from_tty);
}
static void
ppcbug_open1(args, from_tty)
char *args;
int from_tty;
{
monitor_open (args, &ppcbug_cmds1, from_tty);
}
void
_initialize_ppcbug_rom ()
{
init_ppc_cmds("lo 0\r", &ppcbug_cmds0, &ppcbug_ops0) ;
init_ppc_cmds("lo 1\r", &ppcbug_cmds1, &ppcbug_ops1);
init_monitor_ops (&ppcbug_ops0);
ppcbug_ops0.to_shortname = "ppcbug";
ppcbug_ops0.to_longname = "PowerPC PPCBug monitor on port 0";
ppcbug_ops0.to_doc = "Debug via the PowerPC PPCBug monitor using port 0.\n\
Specify the serial device it is connected to (e.g. /dev/ttya).";
ppcbug_ops0.to_open = ppcbug_open0;
add_target (&ppcbug_ops0);
init_monitor_ops (&ppcbug_ops1);
ppcbug_ops1.to_shortname = "ppcbug1";
ppcbug_ops1.to_longname = "PowerPC PPCBug monitor on port 1";
ppcbug_ops1.to_doc = "Debug via the PowerPC PPCBug monitor using port 1.\n\
Specify the serial device it is connected to (e.g. /dev/ttya).";
ppcbug_ops1.to_open = ppcbug_open1;
add_target (&ppcbug_ops1);
}