OpenCores
URL https://opencores.org/ocsvn/or1k/or1k/trunk

Subversion Repositories or1k

[/] [or1k/] [trunk/] [insight/] [gdb/] [remote-est.c] - Blame information for rev 578

Go to most recent revision | Details | Compare with Previous | View Log

Line No. Rev Author Line
1 578 markom
/* Remote debugging interface for EST-300 ICE, for GDB
2
   Copyright 1995, 1996, 1997, 1998, 1999, 2000, 2001
3
   Free Software Foundation, Inc.
4
   Contributed by Cygnus Support.
5
 
6
   Written by Steve Chamberlain for Cygnus Support.
7
   Re-written by Stu Grossman of Cygnus Support
8
 
9
   This file is part of GDB.
10
 
11
   This program is free software; you can redistribute it and/or modify
12
   it under the terms of the GNU General Public License as published by
13
   the Free Software Foundation; either version 2 of the License, or
14
   (at your option) any later version.
15
 
16
   This program is distributed in the hope that it will be useful,
17
   but WITHOUT ANY WARRANTY; without even the implied warranty of
18
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
19
   GNU General Public License for more details.
20
 
21
   You should have received a copy of the GNU General Public License
22
   along with this program; if not, write to the Free Software
23
   Foundation, Inc., 59 Temple Place - Suite 330,
24
   Boston, MA 02111-1307, USA.  */
25
 
26
#include "defs.h"
27
#include "gdbcore.h"
28
#include "target.h"
29
#include "monitor.h"
30
#include "serial.h"
31
#include "regcache.h"
32
 
33
static void est_open (char *args, int from_tty);
34
 
35
static void
36
est_supply_register (char *regname, int regnamelen, char *val, int vallen)
37
{
38
  int regno;
39
 
40
  if (regnamelen != 2)
41
    return;
42
 
43
  switch (regname[0])
44
    {
45
    case 'S':
46
      if (regname[1] != 'R')
47
        return;
48
      regno = PS_REGNUM;
49
      break;
50
    case 'P':
51
      if (regname[1] != 'C')
52
        return;
53
      regno = PC_REGNUM;
54
      break;
55
    case 'D':
56
      if (regname[1] < '0' || regname[1] > '7')
57
        return;
58
      regno = regname[1] - '0' + D0_REGNUM;
59
      break;
60
    case 'A':
61
      if (regname[1] < '0' || regname[1] > '7')
62
        return;
63
      regno = regname[1] - '0' + A0_REGNUM;
64
      break;
65
    default:
66
      return;
67
    }
68
 
69
  monitor_supply_register (regno, val);
70
}
71
 
72
/*
73
 * This array of registers needs to match the indexes used by GDB. The
74
 * whole reason this exists is because the various ROM monitors use
75
 * different names than GDB does, and don't support all the
76
 * registers either. So, typing "info reg sp" becomes a "r30".
77
 */
78
 
79
static char *est_regnames[NUM_REGS] =
80
{
81
  "D0", "D1", "D2", "D3", "D4", "D5", "D6", "D7",
82
  "A0", "A1", "A2", "A3", "A4", "A5", "A6", "A7",
83
  "SR", "PC",
84
};
85
 
86
/*
87
 * Define the monitor command strings. Since these are passed directly
88
 * through to a printf style function, we need can include formatting
89
 * strings. We also need a CR or LF on the end.
90
 */
91
 
92
static struct target_ops est_ops;
93
 
94
static char *est_inits[] =
95
{"he\r",                        /* Resets the prompt, and clears repeated cmds */
96
 NULL};
97
 
98
static struct monitor_ops est_cmds;
99
 
100
static void
101
init_est_cmds (void)
102
{
103
  est_cmds.flags = MO_CLR_BREAK_USES_ADDR | MO_FILL_USES_ADDR | MO_NEED_REGDUMP_AFTER_CONT |
104
    MO_SREC_ACK | MO_SREC_ACK_PLUS;
105
  est_cmds.init = est_inits;    /* Init strings */
106
  est_cmds.cont = "go\r";       /* continue command */
107
  est_cmds.step = "sidr\r";     /* single step */
108
  est_cmds.stop = "\003";       /* ^C interrupts the program */
109
  est_cmds.set_break = "sb %x\r";       /* set a breakpoint */
110
  est_cmds.clr_break = "rb %x\r";       /* clear a breakpoint */
111
  est_cmds.clr_all_break = "rb\r";      /* clear all breakpoints */
112
  est_cmds.fill = "bfb %x %x %x\r";     /* fill (start end val) */
113
  est_cmds.setmem.cmdb = "smb %x %x\r";         /* setmem.cmdb (addr, value) */
114
  est_cmds.setmem.cmdw = "smw %x %x\r";         /* setmem.cmdw (addr, value) */
115
  est_cmds.setmem.cmdl = "sml %x %x\r";         /* setmem.cmdl (addr, value) */
116
  est_cmds.setmem.cmdll = NULL; /* setmem.cmdll (addr, value) */
117
  est_cmds.setmem.resp_delim = NULL;    /* setreg.resp_delim */
118
  est_cmds.setmem.term = NULL;  /* setreg.term */
119
  est_cmds.setmem.term_cmd = NULL;      /* setreg.term_cmd */
120
  est_cmds.getmem.cmdb = "dmb %x %x\r";         /* getmem.cmdb (addr, len) */
121
  est_cmds.getmem.cmdw = "dmw %x %x\r";         /* getmem.cmdw (addr, len) */
122
  est_cmds.getmem.cmdl = "dml %x %x\r";         /* getmem.cmdl (addr, len) */
123
  est_cmds.getmem.cmdll = NULL; /* getmem.cmdll (addr, len) */
124
  est_cmds.getmem.resp_delim = ": ";    /* getmem.resp_delim */
125
  est_cmds.getmem.term = NULL;  /* getmem.term */
126
  est_cmds.getmem.term_cmd = NULL;      /* getmem.term_cmd */
127
  est_cmds.setreg.cmd = "sr %s %x\r";   /* setreg.cmd (name, value) */
128
  est_cmds.setreg.resp_delim = NULL;    /* setreg.resp_delim */
129
  est_cmds.setreg.term = NULL;  /* setreg.term */
130
  est_cmds.setreg.term_cmd = NULL;      /* setreg.term_cmd */
131
  est_cmds.getreg.cmd = "dr %s\r";      /* getreg.cmd (name) */
132
  est_cmds.getreg.resp_delim = " = ";   /* getreg.resp_delim */
133
  est_cmds.getreg.term = NULL;  /* getreg.term */
134
  est_cmds.getreg.term_cmd = NULL;      /* getreg.term_cmd */
135
  est_cmds.dump_registers = "dr\r";     /* dump_registers */
136
  est_cmds.register_pattern = "\\(\\w+\\) = \\([0-9a-fA-F]+\\)";        /* register_pattern */
137
  est_cmds.supply_register = est_supply_register;       /* supply_register */
138
  est_cmds.load_routine = NULL; /* load_routine (defaults to SRECs) */
139
  est_cmds.load = "dl\r";       /* download command */
140
  est_cmds.loadresp = "+";      /* load response */
141
  est_cmds.prompt = ">BKM>";    /* monitor command prompt */
142
  est_cmds.line_term = "\r";    /* end-of-line terminator */
143
  est_cmds.cmd_end = NULL;      /* optional command terminator */
144
  est_cmds.target = &est_ops;   /* target operations */
145
  est_cmds.stopbits = SERIAL_1_STOPBITS;        /* number of stop bits */
146
  est_cmds.regnames = est_regnames;     /* registers names */
147
  est_cmds.magic = MONITOR_OPS_MAGIC;   /* magic */
148
}                               /* init_est_cmds */
149
 
150
static void
151
est_open (char *args, int from_tty)
152
{
153
  monitor_open (args, &est_cmds, from_tty);
154
}
155
 
156
void
157
_initialize_est (void)
158
{
159
  init_est_cmds ();
160
  init_monitor_ops (&est_ops);
161
 
162
  est_ops.to_shortname = "est";
163
  est_ops.to_longname = "EST background debug monitor";
164
  est_ops.to_doc = "Debug via the EST BDM.\n\
165
Specify the serial device it is connected to (e.g. /dev/ttya).";
166
  est_ops.to_open = est_open;
167
 
168
  add_target (&est_ops);
169
}

powered by: WebSVN 2.1.0

© copyright 1999-2024 OpenCores.org, equivalent to Oliscience, all rights reserved. OpenCores®, registered trademark.