gdb/monitor.h

   1 /* Remote debugging interface ROM monitors.
   2  *  Copyright 1990, 1991, 1992 Free Software Foundation, Inc.
   3  *  Contributed by Cygnus Support. Written by Rob Savoye for Cygnus.
   4  *
   5  *  Copyright 1990, 1991, 1992 Free Software Foundation, Inc.
   6  *  Contributed by Cygnus Support. Written by Rob Savoye for Cygnus.
   7  *
   8  * This file is part of GDB.
   9  *
  10  * This program is free software; you can redistribute it and/or modify
  11  * it under the terms of the GNU General Public License as published by
  12  * the Free Software Foundation; either version 2 of the License, or
  13  * (at your option) any later version.
  14  *
  15  * This program is distributed in the hope that it will be useful,
  16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18  * GNU General Public License for more details.
  19  *
  20  * You should have received a copy of the GNU General Public License
  21  * along with this program; if not, write to the Free Software
  22  * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  23  */
  24
  25 struct rom_cmd_data {
  26   char *cmd;                    /* command to send */
  27   char *delim;                  /* the delimiter */
  28   char *result;                 /* the result */
  29 };
  30
  31 struct monitor_ops {
  32   int   type;                   /* 1 is ascii, 0 is GDB remote protocol */
  33   char  *init;                  /* initialize to the monitor */
  34   char  *execute;               /* execute or usually GO command */
  35   char  *resume;                /* continue command */
  36   char  *step;                  /* single step */
  37   char  *set_break;             /* set a breakpoint */
  38   char  *clr_break;             /* clear a breakpoint */
  39   int   clr_type;               /* number or address for clearing */
  40   struct rom_cmd_data setmem;   /* set memory to a value */
  41   struct rom_cmd_data getmem;   /* display memory */
  42   struct rom_cmd_data regset;   /* set a register */
  43   struct rom_cmd_data regget;   /* read a register */
  44   char  *load;                  /* load command */
  45   char  *prompt;                /* monitor command prompt */
  46   char  *cmd_delim;             /* end-of-command delimitor */
  47   char  *cmd_end;               /* optional command terminator */
  48   struct target_ops *target;    /* target operations */
  49   char  *loadtypes;             /* the load types that are supported */
  50   char  *loadprotos;            /* the load protocols that are supported */
  51   char  *baudrates;             /* supported baud rates */
  52   int   stopbits;               /* number of stop bits */
  53   char  **regnames;             /* array of register names in ascii */
  54 };
  55
  56 extern struct monitor_ops        *current_monitor;
  57
  58 #define PROTO_TYPE              (current_monitor->type)
  59 #define LOADTYPES               (current_monitor->loadtypes)
  60 #define LOADPROTOS              (current_monitor->loadprotos)
  61 #define INIT_CMD                (current_monitor->init)
  62 #define GO_CMD                  (current_monitor->execute)
  63 #define CONT_CMD                (current_monitor->resume)
  64 #define STEP_CMD                (current_monitor->step)
  65 #define SET_BREAK_CMD           (current_monitor->set_break)
  66 #define CLR_BREAK_CMD           (current_monitor->clr_break)
  67 #define CLR_BREAK_ADDR          (current_monitor->clr_type)
  68 #define SET_MEM                 (current_monitor->setmem)
  69 #define GET_MEM                 (current_monitor->getmem)
  70 #define LOAD_CMD                (current_monitor->load)
  71 #define GET_REG                 (current_monitor->regget)
  72 #define SET_REG                 (current_monitor->regset)
  73 #define CMD_END                 (current_monitor->cmd_end)
  74 #define CMD_DELIM               (current_monitor->cmd_delim)
  75 #define PROMPT                  (current_monitor->prompt)
  76 #define TARGET_OPS              (current_monitor->target)
  77 #define TARGET_NAME             (current_monitor->target->to_shortname)
  78 #define BAUDRATES               (current_monitor->baudrates)
  79 #define STOPBITS                (current_monitor->stopbits)
  80 #define REGNAMES(x)             (current_monitor->regnames[x])
  81 #define ROMCMD(x)               (x.cmd)
  82 #define ROMDELIM(x)             (x.delim)
  83 #define ROMRES(x)               (x.result)
  84
  85 #define push_monitor(x)         current_monitor = x;
  86
  87 #define SREC_SIZE 160
  88 #define GDBPROTO                ((current_monitor->type) ? 0: 1)
  89
  90 extern void debuglogs();
  91 extern void monitor_open();
  92 extern void monitor_close();
  93 extern void monitor_detach();
  94 extern void monitor_attach();
  95 extern void monitor_resume();
  96 extern int  monitor_wait();
  97 extern void monitor_fetch_register();
  98 extern void monitor_store_register();
  99 extern void monitor_fetch_registers();
 100 extern void monitor_store_registers();
 101 extern void monitor_prepare_to_store();
 102 extern int  monitor_xfer_inferior_memory();
 103 extern void monitor_files_info();
 104 extern int  monitor_insert_breakpoint();
 105 extern int  monitor_remove_breakpoint();
 106 extern void monitor_kill();
 107 extern void monitor_load();
 108 extern void monitor_create_inferior();
 109 extern void monitor_mourn_inferior();
 110
 111 /*
 112  * FIXME: These are to temporarily maintain compatability with the
 113  *      old monitor structure till remote-mon.c is fixed to work
 114  *      like the *-rom.c files.
 115  */
 116 #define MEM_PROMPT              (current_monitor->loadtypes)
 117 #define MEM_SET_CMD             (current_monitor->setmem)
 118 #define MEM_DIS_CMD             (current_monitor->getmem)
 119 #define REG_DELIM               (current_monitor->regset.delim)