gdb/array-rom.c

   1 /* Remote target code for the Array Tech LSI33k based RAID disk controller board.
   2
   3    Copyright 1988, 1991, 1992, 1993, 1994 Free Software Foundation, Inc.
   4
   5 This file is part of GDB.
   6
   7 This program is free software; you can redistribute it and/or modify
   8 it under the terms of the GNU General Public License as published by
   9 the Free Software Foundation; either version 2 of the License, or
  10 (at your option) any later version.
  11
  12 This program is distributed in the hope that it will be useful,
  13 but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15 GNU General Public License for more details.
  16
  17 You should have received a copy of the GNU General Public License
  18 along with this program; if not, write to the Free Software
  19 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.  */
  20
  21 #include "defs.h"
  22 #include "gdbcore.h"
  23 #include "target.h"
  24 #include "monitor.h"
  25 #include "serial.h"
  26
  27 extern int baud_rate;
  28
  29 void array_open();
  30 void monitor_open();
  31
  32 /*
  33  * this array of registers need to match the indexes used by GDB. The
  34  * whole reason this exists is cause the various ROM monitors use
  35  * different strings than GDB does, and doesn't support all the
  36  * registers either. So, typing "info reg sp" becomes a "r30".
  37  */
  38 static char *array_regnames[] = REGISTER_NAMES;
  39 extern char *tmp_mips_processor_type;
  40 extern int mips_set_processor_type();
  41
  42 /*
  43  * Define the monitor command strings. Since these are passed directly
  44  * through to a printf style function, we need can include formatting
  45  * strings. We also need a CR or LF on the end.
  46  */
  47
  48 struct target_ops array_ops = {
  49   "array",
  50   "Debug using the standard GDB remote protocol for the Array Tech target.",
  51   "Debug using the standard GDB remote protocol for the Array Tech target.\n\
  52 Specify the serial device it is connected to (e.g. /dev/ttya).",
  53   array_open,
  54   monitor_close,
  55   monitor_attach,
  56   monitor_detach,
  57   monitor_resume,
  58   monitor_wait,
  59   monitor_fetch_registers,
  60   monitor_store_registers,
  61   monitor_prepare_to_store,
  62   monitor_xfer_inferior_memory,
  63   monitor_files_info,
  64   monitor_insert_breakpoint,
  65   monitor_remove_breakpoint,    /* Breakpoints */
  66   0,
  67   0,
  68   0,
  69   0,
  70   0,                            /* Terminal handling */
  71   monitor_kill,
  72   monitor_load,                 /* load */
  73   0,                            /* lookup_symbol */
  74   monitor_create_inferior,
  75   monitor_mourn_inferior,
  76
  77   0,                            /* can_run */
  78   0,                            /* notice_signals */
  79   0,                            /* to_stop */
  80   process_stratum,
  81   0,                            /* next */
  82   1,
  83   1,
  84   1,
  85   1,
  86   1,                            /* all mem, mem, stack, regs, exec */
  87   0,
  88   0,                            /* Section pointers */
  89   OPS_MAGIC,                    /* Always the last thing */
  90 };
  91
  92 struct monitor_ops array_cmds = {
  93   0,                                    /* 1 for ASCII, 0 for binary */
  94   "$?#b8+\n",                           /* monitor init string */
  95   "go %x\n",                            /* execute or usually GO command */
  96   "c\n",                                /* continue command */
  97   "s\n",                                /* single step */
  98   "brk 0x%x\n",                         /* set a breakpoint */
  99   "unbrk %x\n",                         /* clear a breakpoint */
 100   0,                                    /* 0 for number, 1 for address */
 101   {
 102     "M%8x,%4x:%8x",                     /* set memory */
 103     "",                                 /* delimiter */
 104     "",                                 /* the result */
 105   },
 106   {
 107     "m%8x,%4x",                         /* get memory */
 108     "",                                 /* delimiter */
 109     "",                                 /* the result */
 110   },
 111   {
 112     "G%8x",                             /* set registers */
 113     "",                                 /* delimiter between registers */
 114     "",                                 /* the result */
 115   },
 116   {
 117     "g",                                /* get registers */
 118     "",                                 /* delimiter between registers */
 119     "",                                 /* the result */
 120   },
 121   "sload -a tty(0)\r\n",                /* download command */
 122   ">> ",                                /* monitor command prompt */
 123   "",                                   /* end-of-command delimitor */
 124   "",                                   /* optional command terminator */
 125   &array_ops,                           /* target operations */
 126   "none,srec,default",                  /* load types */
 127   "none",                               /* load protocols */
 128   "4800",                               /* supported baud rates */
 129   2,                                    /* number of stop bits */
 130   array_regnames                        /* registers names */
 131 };
 132
 133 /*
 134  * array_open -- open the Array Tech LSI33k based RAID disk controller.
 135  */
 136 void
 137 array_open(args, from_tty)
 138      char *args;
 139      int from_tty;
 140 {
 141   tmp_mips_processor_type = "lsi33k";   /* change the default from r3051 */
 142   mips_set_processor_type_command ("lsi33k", 0);
 143
 144   baud_rate = 4800;                     /* this is the only supported baud rate */
 145
 146   target_preopen(from_tty);
 147   push_target  (&array_ops);
 148   push_monitor (&array_cmds);
 149   monitor_open (args, "array", from_tty);
 150 }
 151
 152 /*
 153  * _initialize_array -- do any special init stuff for the target.
 154  */
 155 void
 156 _initialize_array ()
 157 {
 158   add_target (&array_ops);
 159 }
 160
 161
 162
 163