1999-04-16 01:35:26 +00:00
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/* Remote debugging interface for PPCbug (PowerPC) Rom monitor
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for GDB, the GNU debugger.
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2007-01-09 17:59:20 +00:00
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Copyright (C) 1995, 1998, 1999, 2000, 2001, 2007
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Free Software Foundation, Inc.
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1999-04-16 01:35:26 +00:00
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Written by Stu Grossman of Cygnus Support
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1999-07-07 20:19:36 +00:00
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This file is part of GDB.
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1999-04-16 01:35:26 +00:00
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1999-07-07 20:19:36 +00:00
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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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2007-08-23 18:08:50 +00:00
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the Free Software Foundation; either version 3 of the License, or
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1999-07-07 20:19:36 +00:00
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(at your option) any later version.
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1999-04-16 01:35:26 +00:00
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1999-07-07 20:19:36 +00:00
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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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1999-04-16 01:35:26 +00:00
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1999-07-07 20:19:36 +00:00
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You should have received a copy of the GNU General Public License
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2007-08-23 18:08:50 +00:00
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along with this program. If not, see <http://www.gnu.org/licenses/>. */
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1999-04-16 01:35:26 +00:00
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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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2001-03-01 01:39:22 +00:00
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#include "regcache.h"
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1999-04-16 01:35:26 +00:00
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static void
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2007-05-06 14:31:30 +00:00
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ppcbug_supply_register (struct regcache *regcache, char *regname,
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int regnamelen, char *val, int vallen)
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1999-04-16 01:35:26 +00:00
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{
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1999-09-09 00:02:17 +00:00
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int regno = 0;
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1999-04-16 01:35:26 +00:00
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if (regnamelen < 2 || regnamelen > 4)
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return;
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switch (regname[0])
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{
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case 'R':
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if (regname[1] < '0' || regname[1] > '9')
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return;
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if (regnamelen == 2)
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regno = regname[1] - '0';
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else if (regnamelen == 3 && regname[2] >= '0' && regname[2] <= '9')
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regno = (regname[1] - '0') * 10 + (regname[2] - '0');
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else
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return;
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break;
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case 'F':
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if (regname[1] != 'R' || regname[2] < '0' || regname[2] > '9')
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return;
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if (regnamelen == 3)
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regno = 32 + regname[2] - '0';
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else if (regnamelen == 4 && regname[3] >= '0' && regname[3] <= '9')
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regno = 32 + (regname[2] - '0') * 10 + (regname[3] - '0');
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else
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return;
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break;
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case 'I':
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if (regnamelen != 2 || regname[1] != 'P')
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return;
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regno = 64;
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break;
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case 'M':
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if (regnamelen != 3 || regname[1] != 'S' || regname[2] != 'R')
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return;
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regno = 65;
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break;
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case 'C':
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if (regnamelen != 2 || regname[1] != 'R')
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return;
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regno = 66;
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break;
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case 'S':
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if (regnamelen != 4 || regname[1] != 'P' || regname[2] != 'R')
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return;
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else if (regname[3] == '8')
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regno = 67;
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else if (regname[3] == '9')
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regno = 68;
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else if (regname[3] == '1')
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regno = 69;
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else if (regname[3] == '0')
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regno = 70;
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else
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return;
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break;
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default:
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return;
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}
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2007-05-06 14:31:30 +00:00
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monitor_supply_register (regcache, regno, val);
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1999-04-16 01:35:26 +00:00
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}
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/*
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* This array of registers needs to match the indexes used by GDB. The
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* whole reason this exists is because the various ROM monitors use
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* different names than GDB does, and don't support all the
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* registers either. So, typing "info reg sp" becomes an "A7".
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*/
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2000-07-14 22:17:33 +00:00
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static char *ppcbug_regnames[] =
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1999-04-16 01:35:26 +00:00
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{
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1999-07-07 20:19:36 +00:00
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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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1999-04-16 01:35:26 +00:00
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1999-07-07 20:19:36 +00:00
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"fr0", "fr1", "fr2", "fr3", "fr4", "fr5", "fr6", "fr7",
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"fr8", "fr9", "fr10", "fr11", "fr12", "fr13", "fr14", "fr15",
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1999-04-16 01:35:26 +00:00
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"fr16", "fr17", "fr18", "fr19", "fr20", "fr21", "fr22", "fr23",
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"fr24", "fr25", "fr26", "fr27", "fr28", "fr29", "fr30", "fr31",
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/* pc ps cnd lr cnt xer mq */
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1999-07-07 20:19:36 +00:00
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"ip", "msr", "cr", "spr8", "spr9", "spr1", "spr0"
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1999-04-16 01:35:26 +00:00
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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 ppcbug_ops0;
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static struct target_ops ppcbug_ops1;
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1999-07-07 20:19:36 +00:00
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static char *ppcbug_inits[] =
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{"\r", NULL};
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1999-04-16 01:35:26 +00:00
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static void
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1999-07-07 20:19:36 +00:00
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init_ppc_cmds (char *LOAD_CMD,
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struct monitor_ops *OPS,
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struct target_ops *targops)
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1999-04-16 01:35:26 +00:00
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{
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1999-07-07 20:19:36 +00:00
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OPS->flags = MO_CLR_BREAK_USES_ADDR | MO_HANDLE_NL;
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OPS->init = ppcbug_inits; /* Init strings */
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OPS->cont = "g\r"; /* continue command */
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OPS->step = "t\r"; /* single step */
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OPS->stop = NULL; /* interrupt command */
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OPS->set_break = "br %x\r"; /* set a breakpoint */
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OPS->clr_break = "nobr %x\r"; /* clear a breakpoint */
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1999-04-16 01:35:26 +00:00
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OPS->clr_all_break = "nobr\r"; /* clear all breakpoints */
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1999-07-07 20:19:36 +00:00
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OPS->fill = "bf %x:%x %x;b\r"; /* fill (start count val) */
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OPS->setmem.cmdb = "ms %x %02x\r"; /* setmem.cmdb (addr, value) */
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OPS->setmem.cmdw = "ms %x %04x\r"; /* setmem.cmdw (addr, value) */
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OPS->setmem.cmdl = "ms %x %08x\r"; /* setmem.cmdl (addr, value) */
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OPS->setmem.cmdll = NULL; /* setmem.cmdll (addr, value) */
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OPS->setmem.resp_delim = NULL; /* setreg.resp_delim */
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OPS->setmem.term = NULL; /* setreg.term */
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OPS->setmem.term_cmd = NULL; /* setreg.term_cmd */
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OPS->getmem.cmdb = "md %x:%x;b\r"; /* getmem.cmdb (addr, len) */
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OPS->getmem.cmdw = "md %x:%x;b\r"; /* getmem.cmdw (addr, len) */
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OPS->getmem.cmdl = "md %x:%x;b\r"; /* getmem.cmdl (addr, len) */
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OPS->getmem.cmdll = NULL; /* getmem.cmdll (addr, len) */
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OPS->getmem.resp_delim = " "; /* getmem.resp_delim */
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OPS->getmem.term = NULL; /* getmem.term */
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OPS->getmem.term_cmd = NULL; /* getmem.term_cmd */
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OPS->setreg.cmd = "rs %s %x\r"; /* setreg.cmd (name, value) */
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OPS->setreg.resp_delim = NULL; /* setreg.resp_delim */
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OPS->setreg.term = NULL; /* setreg.term */
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OPS->setreg.term_cmd = NULL; /* setreg.term_cmd */
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OPS->getreg.cmd = "rs %s\r"; /* getreg.cmd (name) */
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OPS->getreg.resp_delim = "="; /* getreg.resp_delim */
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OPS->getreg.term = NULL; /* getreg.term */
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OPS->getreg.term_cmd = NULL; /* getreg.term_cmd */
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OPS->register_pattern = "\\(\\w+\\) +=\\([0-9a-fA-F]+\\b\\)"; /* register_pattern */
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2004-07-21 Andrew Cagney <cagney@gnu.org>
Use regcache_raw_supply instead of supply_register.
* regcache.h (supply_register): Delete declaration.
* regcache.c (supply_register): Delete function.
* wince.c (do_child_fetch_inferior_registers): Update.
* win32-nat.c (do_child_fetch_inferior_registers)
(fetch_elf_core_registers): Update.
* v850ice.c (v850ice_fetch_registers): Update.
* thread-db.c (thread_db_store_registers): Update.
* sol-thread.c (sol_thread_store_registers): Update.
* shnbsd-tdep.c (shnbsd_supply_reg): Update.
* rs6000-nat.c (fetch_register): Update.
* rom68k-rom.c (rom68k_supply_one_register): Update.
* remote.c (remote_wait, remote_async_wait): Update.
* remote-st.c (get_hex_regs): Update.
* remote-sim.c (gdbsim_fetch_register): Update.
* remote-sds.c (sds_fetch_registers): Update.
* remote-rdp.c (remote_rdp_fetch_register): Update.
* remote-rdi.c (arm_rdi_fetch_registers): Update.
* remote-mips.c (mips_wait, mips_fetch_registers): Update.
* remote-m32r-sdi.c (m32r_fetch_register): Update.
* remote-hms.c (init_hms_cmds): Update.
* remote-est.c (init_est_cmds): Update.
* remote-e7000.c (get_hex_regs, fetch_regs_from_dump)
(e7000_fetch_registers, sub2_from_pc, e7000_wait): Update.
* ppcnbsd-tdep.c (ppcnbsd_supply_reg, ppcnbsd_supply_fpreg): Update.
* ppc-linux-nat.c (fetch_altivec_register, fetch_spe_register)
(fetch_register, supply_vrregset, supply_vrregset)
(fetch_spe_registers): Update.
* ppc-bdm.c (bdm_ppc_fetch_registers): Update.
* monitor.c (monitor_supply_register): Update.
* mipsv4-nat.c (supply_gregset, supply_fpregset): Update.
* mipsnbsd-tdep.c (mipsnbsd_supply_reg)
(mipsnbsd_supply_fpreg): Update.
* mips-nat.c (fetch_inferior_registers)
(fetch_core_registers): Update.
* mips-linux-tdep.c (supply_32bit_reg, supply_gregset)
(supply_fpregset, mips64_supply_gregset)
(mips64_supply_fpregset): Update.
* m68klinux-nat.c (fetch_register, supply_gregset)
(supply_fpregset): Update.
* m68k-tdep.c (supply_gregset, supply_fpregset): Update.
* m32r-rom.c (init_m32r_cmds, init_mon2000_cmds): Update.
* lynx-nat.c (fetch_inferior_registers, fetch_core_registers): Update.
* irix5-nat.c (supply_gregset, supply_fpregset): Update.
* infptrace.c (fetch_register): Update.
* ia64-linux-nat.c (supply_gregset, supply_fpregset): Update.
* ia64-aix-nat.c (supply_gregset, supply_fpregset): Update.
* i386gnu-nat.c (fetch_fpregs, supply_gregset)
(gnu_fetch_registers, gnu_store_registers): Update.
* i386-nto-tdep.c (i386nto_supply_gregset): Update.
* i386-linux-nat.c (fetch_register, supply_gregset)
(dummy_sse_values): Update.
* hpux-thread.c (hpux_thread_fetch_registers): Update.
* hppah-nat.c (fetch_register): Update.
* hppa-linux-nat.c (fetch_register, supply_gregset)
(supply_fpregset): Update.
* go32-nat.c (fetch_register): Update.
* dve3900-rom.c (fetch_bitmapped_register)
(_initialize_r3900_rom): Update.
* cris-tdep.c (supply_gregset): Update.
* abug-rom.c (init_abug_cmds): Update.
* core-aout.c (fetch_core_registers): Update.
* armnbsd-nat.c (supply_gregset, supply_fparegset)
(fetch_register, fetch_fp_register): Update.
* arm-linux-nat.c (fetch_nwfpe_single, fetch_nwfpe_none)
(fetch_nwfpe_extended, fetch_fpregister, fetch_fpregs)
(fetch_register, fetch_regs, supply_gregset, supply_fpregset): Update.
* alphanbsd-tdep.c (fetch_core_registers): Update.
* alpha-tdep.c (alpha_supply_int_regs, alpha_supply_fp_regs): Update.
* alpha-nat.c (fetch_osf_core_registers)
(fetch_osf_core_registers, fetch_osf_core_registers): Update.
* aix-thread.c (supply_gprs64, supply_reg32, supply_fprs)
(supply_sprs64, supply_sprs32, fetch_regs_kernel_thread): Update.
2004-07-22 01:31:49 +00:00
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OPS->supply_register = ppcbug_supply_register;
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1999-07-07 20:19:36 +00:00
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OPS->dump_registers = "rd\r"; /* dump all registers */
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OPS->load_routine = NULL; /* load_routine (defaults to SRECs) */
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OPS->load = LOAD_CMD; /* download command */
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OPS->loadresp = NULL; /* load response */
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OPS->prompt = "PPC1-Bug>"; /* monitor command prompt */
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OPS->line_term = "\r"; /* end-of-line terminator */
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OPS->cmd_end = NULL; /* optional command terminator */
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OPS->target = targops; /* target operations */
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OPS->stopbits = SERIAL_1_STOPBITS; /* number of stop bits */
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OPS->regnames = ppcbug_regnames; /* registers names */
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OPS->magic = MONITOR_OPS_MAGIC; /* magic */
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1999-04-16 01:35:26 +00:00
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}
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1999-07-07 20:19:36 +00:00
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static struct monitor_ops ppcbug_cmds0;
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static struct monitor_ops ppcbug_cmds1;
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1999-04-16 01:35:26 +00:00
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static void
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2000-07-30 01:48:28 +00:00
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ppcbug_open0 (char *args, int from_tty)
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1999-04-16 01:35:26 +00:00
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{
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monitor_open (args, &ppcbug_cmds0, from_tty);
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}
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static void
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2000-07-30 01:48:28 +00:00
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ppcbug_open1 (char *args, int from_tty)
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1999-04-16 01:35:26 +00:00
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{
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monitor_open (args, &ppcbug_cmds1, from_tty);
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}
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2003-06-11 13:16:30 +00:00
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extern initialize_file_ftype _initialize_ppcbug_rom; /* -Wmissing-prototypes */
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1999-04-16 01:35:26 +00:00
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void
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2000-07-30 01:48:28 +00:00
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_initialize_ppcbug_rom (void)
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1999-04-16 01:35:26 +00:00
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{
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1999-07-07 20:19:36 +00:00
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init_ppc_cmds ("lo 0\r", &ppcbug_cmds0, &ppcbug_ops0);
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init_ppc_cmds ("lo 1\r", &ppcbug_cmds1, &ppcbug_ops1);
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1999-04-16 01:35:26 +00:00
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init_monitor_ops (&ppcbug_ops0);
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ppcbug_ops0.to_shortname = "ppcbug";
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ppcbug_ops0.to_longname = "PowerPC PPCBug monitor on port 0";
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ppcbug_ops0.to_doc = "Debug via the PowerPC PPCBug monitor using port 0.\n\
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Specify the serial device it is connected to (e.g. /dev/ttya).";
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ppcbug_ops0.to_open = ppcbug_open0;
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add_target (&ppcbug_ops0);
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init_monitor_ops (&ppcbug_ops1);
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ppcbug_ops1.to_shortname = "ppcbug1";
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ppcbug_ops1.to_longname = "PowerPC PPCBug monitor on port 1";
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ppcbug_ops1.to_doc = "Debug via the PowerPC PPCBug monitor using port 1.\n\
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Specify the serial device it is connected to (e.g. /dev/ttya).";
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ppcbug_ops1.to_open = ppcbug_open1;
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add_target (&ppcbug_ops1);
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}
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