gdb/ocd.h

   1 /* Definitions for the Macraigor Systems BDM Wiggler
   2    Copyright 1996, 1997 Free Software Foundation, Inc.
   3
   4 This file is part of GDB.
   5
   6 This program is free software; you can redistribute it and/or modify
   7 it under the terms of the GNU General Public License as published by
   8 the Free Software Foundation; either version 2 of the License, or
   9 (at your option) any later version.
  10
  11 This program is distributed in the hope that it will be useful,
  12 but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 GNU General Public License for more details.
  15
  16 You should have received a copy of the GNU General Public License
  17 along with this program; if not, write to the Free Software
  18 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
  19
  20 #ifndef WIGGLER_H
  21 #define WIGGLER_H
  22
  23 /* Wiggler serial protocol definitions */
  24
  25 #define DLE 020                 /* Quote char */
  26 #define SYN 026                 /* Start of packet */
  27 #define RAW_SYN ((026 << 8) | 026) /* get_quoted_char found a naked SYN */
  28
  29 /* Status flags */
  30
  31 #define WIGGLER_FLAG_RESET 0x01 /* Target is being reset */
  32 #define WIGGLER_FLAG_STOPPED 0x02 /* Target is halted */
  33 #define WIGGLER_FLAG_BDM 0x04   /* Target is in BDM */
  34 #define WIGGLER_FLAG_PWF 0x08   /* Power failed */
  35 #define WIGGLER_FLAG_CABLE_DISC 0x10 /* BDM cable disconnected */
  36
  37 /* Commands */
  38
  39 #define WIGGLER_AYT 0x0         /* Are you there? */
  40 #define WIGGLER_GET_VERSION 0x1 /* Get Version */
  41 #define WIGGLER_SET_BAUD_RATE 0x2 /* Set Baud Rate */
  42 #define WIGGLER_INIT 0x10       /* Initialize Wiggler */
  43 #define WIGGLER_SET_SPEED 0x11  /* Set Speed */
  44 #define WIGGLER_GET_STATUS_MASK 0x12 /* Get Status Mask */
  45 #define WIGGLER_GET_CTRS 0x13   /* Get Error Counters */
  46 #define WIGGLER_SET_FUNC_CODE 0x14 /* Set Function Code */
  47 #define WIGGLER_SET_CTL_FLAGS 0x15 /* Set Control Flags */
  48 #define WIGGLER_SET_BUF_ADDR 0x16 /* Set Register Buffer Address */
  49 #define WIGGLER_RUN 0x20        /* Run Target from PC */
  50 #define WIGGLER_RUN_ADDR 0x21   /* Run Target from Specified Address */
  51 #define WIGGLER_STOP 0x22       /* Stop Target */
  52 #define WIGGLER_RESET_RUN 0x23  /* Reset Target and Run */
  53 #define WIGGLER_RESET 0x24      /* Reset Target and Halt */
  54 #define WIGGLER_STEP 0x25       /* Single step */
  55 #define WIGGLER_READ_REGS 0x30  /* Read Registers */
  56 #define WIGGLER_WRITE_REGS 0x31 /* Write Registers */
  57 #define WIGGLER_READ_MEM 0x32   /* Read Memory */
  58 #define WIGGLER_WRITE_MEM 0x33  /* Write Memory */
  59 #define WIGGLER_FILL_MEM 0x34   /* Fill Memory */
  60 #define WIGGLER_MOVE_MEM 0x35   /* Move Memory */
  61
  62 #define WIGGLER_READ_INT_MEM 0x80 /* Read Internal Memory */
  63 #define WIGGLER_WRITE_INT_MEM 0x81 /* Write Internal Memory */
  64 #define WIGGLER_JUMP 0x82       /* Jump to Subroutine */
  65
  66 #define WIGGLER_ERASE_FLASH 0x90 /* Erase flash memory */
  67 #define WIGGLER_PROGRAM_FLASH 0x91 /* Write flash memory */
  68 #define WIGGLER_EXIT_MON 0x93   /* Exit the flash programming monitor  */
  69 #define WIGGLER_ENTER_MON 0x94  /* Enter the flash programming monitor  */
  70
  71 #define WIGGLER_SET_STATUS 0x0a /* Set status */
  72 #define   WIGGLER_FLAG_STOP 0x0 /* Stop the target, enter BDM */
  73 #define   WIGGLER_FLAG_START 0x01 /* Start the target at PC */
  74 #define   WIGGLER_FLAG_RETURN_STATUS 0x04 /* Return async status */
  75
  76 /* Target type (for WIGGLER_INIT command) */
  77
  78 enum wiggler_target_type {
  79   WIGGLER_TARGET_CPU32=0x0,     /* Moto cpu32 family */
  80   WIGGLER_TARGET_CPU16=0x1,
  81   WIGGLER_TARGET_MOTO_PPC=0x2,  /* Motorola PPC 5xx/8xx */
  82   WIGGLER_TARGET_IBM_PPC=0x3};  /* IBM PPC 4xx */
  83
  84 void wiggler_open PARAMS ((char *name, int from_tty, enum wiggler_target_type,
  85                            struct target_ops *ops));
  86
  87 void wiggler_close PARAMS ((int quitting));
  88
  89 void wiggler_detach PARAMS ((char *args, int from_tty));
  90
  91 void wiggler_resume PARAMS ((int pid, int step, enum target_signal siggnal));
  92
  93 void wiggler_prepare_to_store PARAMS ((void));
  94
  95 void wiggler_stop PARAMS ((void));
  96
  97 void wiggler_files_info PARAMS ((struct target_ops *ignore));
  98
  99
 100 int wiggler_xfer_memory PARAMS ((CORE_ADDR memaddr, char *myaddr,
 101                                  int len, int should_write,
 102                                  struct target_ops *target));
 103
 104 void wiggler_mourn PARAMS ((void));
 105
 106 void wiggler_create_inferior PARAMS ((char *exec_file,
 107                                       char *args,
 108                                       char **env));
 109
 110 int wiggler_thread_alive PARAMS ((int th));
 111
 112 void wiggler_error PARAMS ((char *s, int error_code));
 113
 114 void wiggler_kill PARAMS ((void));
 115
 116 void wiggler_load PARAMS((char *args, int from_tty));
 117
 118 unsigned char * wiggler_read_bdm_registers PARAMS ((int first_bdm_regno,
 119                                                     int last_bdm_regno,
 120                                                     int *reglen));
 121
 122 CORE_ADDR wiggler_read_bdm_register PARAMS ((int bdm_regno));
 123
 124 void wiggler_write_bdm_registers PARAMS ((int first_bdm_regno,
 125                                           unsigned char *regptr,
 126                                           int reglen));
 127
 128 void wiggler_write_bdm_register PARAMS ((int bdm_regno, CORE_ADDR reg));
 129
 130 int wiggler_wait PARAMS ((void));
 131
 132 #endif /* WIGGLER_H */