602 lines
13 KiB
C
602 lines
13 KiB
C
/* Definitions and macros for support of AMD's remote debugger, MiniMON.
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Copyright (C) 1990, 1991 Free Software Foundation, Inc.
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This file is part of GDB.
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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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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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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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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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/*
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* Some basic types. FIXME, this should be done by declaring bitfield
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* sizes in the structs. We can't portably depend on a "long int" being
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* 32 bits, etc.
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*/
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typedef long int INT32; /* 32 bit integer */
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typedef unsigned long int UINT32; /* 32 bit integer (unsigned) */
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typedef unsigned long int ADDR32; /* 32 bit address */
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typedef unsigned long int INST32; /* 32 bit instruction */
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typedef long int BOOLEAN; /* Boolean value (32 bit) */
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typedef unsigned char BYTE; /* byte (8 bit) */
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typedef short int INT16; /* 16 bit integer */
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typedef unsigned short int UINT16; /* 16 bit integer (unsigned) */
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/****************************************************************************/
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/************************* Message Information ******************************/
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/****************************************************************************/
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/*
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* Error codes
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*/
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/* General errors */
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#define EMUSAGE 1 /* Bad args / flags */
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#define EMFAIL 2 /* Unrecoverable error */
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#define EMBADADDR 3 /* Illegal address */
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#define EMBADREG 4 /* Illegal register */
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#define EMSYNTAX 5 /* Illegal command syntax */
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#define EMACCESS 6 /* Could not access memory */
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#define EMALLOC 7 /* Could not allocate memory */
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#define EMTARGET 8 /* Unknown target type */
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#define EMHINIT 9 /* Could not initialize host */
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#define EMCOMM 10 /* Could not open communication channel */
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/* Message errors */
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#define EMBADMSG 11 /* Unknown message type */
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#define EMMSG2BIG 12 /* Message to large for buffer */
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#define EMNOSEND 13 /* Could not send message */
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#define EMNORECV 14 /* Could not receive message */
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#define EMRESET 15 /* Could not RESET target */
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#define EMCONFIG 16 /* Could not get target CONFIG */
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#define EMSTATUS 17 /* Could not get target STATUS */
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#define EMREAD 18 /* Could not READ target memory */
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#define EMWRITE 19 /* Could not WRITE target memory */
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#define EMBKPTSET 20 /* Could not set breakpoint */
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#define EMBKPTRM 21 /* Could not remove breakpoint */
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#define EMBKPTSTAT 22 /* Could not get breakpoint status */
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#define EMBKPTNONE 23 /* All breakpoints in use */
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#define EMBKPTUSED 24 /* Breakpoints already in use */
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#define EMCOPY 25 /* Could not COPY target memory */
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#define EMFILL 26 /* Could not FILL target memory */
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#define EMINIT 27 /* Could not initialize target memory */
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#define EMGO 28 /* Could not start execution */
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#define EMSTEP 29 /* Could not single step */
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#define EMBREAK 30 /* Could not BREAK */
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#define EMHIF 31 /* Could not perform HIF service */
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#define EMCHANNEL0 32 /* Could not read CHANNEL0 */
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#define EMCHANNEL1 33 /* Could not write CHANNEL1 */
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/* COFF file loader errors */
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#define EMOPEN 34 /* Could not open COFF file */
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#define EMHDR 35 /* Could not read COFF header */
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#define EMMAGIC 36 /* Bad magic number */
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#define EMAOUT 37 /* Could not read COFF a.out header */
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#define EMSCNHDR 38 /* Could not read COFF section header */
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#define EMSCN 39 /* Could not read COFF section */
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#define EMCLOSE 40 /* Could not close COFF file */
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/* Log file errors */
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#define EMLOGOPEN 41 /* Could not open log file */
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#define EMLOGREAD 42 /* Could not read log file */
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#define EMLOGWRITE 43 /* Could not write to log file */
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#define EMLOGCLOSE 44 /* Could not close log file */
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/* Command file errors */
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#define EMCMDOPEN 45 /* Could not open command file */
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#define EMCMDREAD 46 /* Could not read command file */
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#define EMCMDWRITE 47 /* Could not write to command file */
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#define EMCMDCLOSE 48 /* Could not close comand file */
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#define EMTIMEOUT 49 /* Host timed out waiting for a message */
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#define EMCOMMTYPE 50 /* A '-t' flag must be specified */
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#define EMCOMMERR 51 /* Communication error */
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#define EMBAUD 52 /* Invalid baud rate specified */
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/*
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* Memory Spaces
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*/
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#define LOCAL_REG 0 /* Local processor register */
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#define GLOBAL_REG 1 /* Global processor register */
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#define SPECIAL_REG 2 /* Special processor register */
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#define TLB_REG 3 /* Translation Lookaside Buffer */
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#define COPROC_REG 4 /* Coprocessor register */
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#define I_MEM 5 /* Instruction Memory */
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#define D_MEM 6 /* Data Memory */
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#define I_ROM 7 /* Instruction ROM */
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#define D_ROM 8 /* Data ROM */
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#define I_O 9 /* Input/Output */
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#define I_CACHE 10 /* Instruction Cache */
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#define D_CACHE 11 /* Data Cache */
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/* To supress warnings for zero length array definitions */
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#define DUMMY 1
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/*
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** Host to target definitions
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*/
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#define RESET 0
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#define CONFIG_REQ 1
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#define STATUS_REQ 2
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#define READ_REQ 3
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#define WRITE_REQ 4
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#define BKPT_SET 5
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#define BKPT_RM 6
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#define BKPT_STAT 7
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#define COPY 8
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#define FILL 9
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#define INIT 10
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#define GO 11
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#define STEP 12
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#define BREAK 13
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#define HIF_CALL_RTN 64
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#define CHANNEL0 65
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#define CHANNEL1_ACK 66
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/*
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** Target to host definitions
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*/
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#define RESET_ACK 32
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#define CONFIG 33
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#define STATUS 34
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#define READ_ACK 35
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#define WRITE_ACK 36
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#define BKPT_SET_ACK 37
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#define BKPT_RM_ACK 38
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#define BKPT_STAT_ACK 39
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#define COPY_ACK 40
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#define FILL_ACK 41
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#define INIT_ACK 42
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#define HALT 43
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#define ERROR 63
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#define HIF_CALL 96
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#define CHANNEL0_ACK 97
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#define CHANNEL1 98
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/* A "generic" message */
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struct generic_msg_t
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{
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INT32 code; /* generic */
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INT32 length;
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BYTE byte[DUMMY];
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};
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/* A "generic" message (with an INT32 array) */
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struct generic_int32_msg_t
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{
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INT32 code; /* generic */
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INT32 length;
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INT32 int32[DUMMY];
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};
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/*
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** Host to target messages
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*/
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struct reset_msg_t
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{
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INT32 code; /* 0 */
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INT32 length;
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};
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struct config_req_msg_t
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{
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INT32 code; /* 1 */
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INT32 length;
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};
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struct status_req_msg_t
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{
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INT32 code; /* 2 */
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INT32 length;
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};
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struct read_req_msg_t
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{
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INT32 code; /* 3 */
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INT32 length;
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INT32 memory_space;
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ADDR32 address;
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INT32 byte_count;
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};
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struct write_req_msg_t
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{
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INT32 code; /* 4 */
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INT32 length;
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INT32 memory_space;
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ADDR32 address;
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INT32 byte_count;
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BYTE data[DUMMY];
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};
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struct write_r_msg_t
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{
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INT32 code; /* 4 */
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INT32 length;
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INT32 memory_space;
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ADDR32 address;
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INT32 byte_count;
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INT32 data[DUMMY];
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};
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struct bkpt_set_msg_t
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{
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INT32 code; /* 5 */
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INT32 length;
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INT32 memory_space;
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ADDR32 bkpt_addr;
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INT32 pass_count;
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INT32 bkpt_type;
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};
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struct bkpt_rm_msg_t
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{
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INT32 code; /* 6 */
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INT32 length;
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INT32 memory_space;
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ADDR32 bkpt_addr;
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};
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struct bkpt_stat_msg_t
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{
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INT32 code; /* 7 */
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INT32 length;
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INT32 memory_space;
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ADDR32 bkpt_addr;
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};
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struct copy_msg_t
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{
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INT32 code; /* 8 */
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INT32 length;
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INT32 source_space;
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ADDR32 source_addr;
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INT32 dest_space;
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ADDR32 dest_addr;
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INT32 byte_count;
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};
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struct fill_msg_t
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{
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INT32 code; /* 9 */
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INT32 length;
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INT32 memory_space;
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ADDR32 start_addr;
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INT32 fill_count;
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INT32 byte_count;
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BYTE fill_data[DUMMY];
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};
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struct init_msg_t
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{
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INT32 code; /* 10 */
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INT32 length;
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ADDR32 text_start;
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ADDR32 text_end;
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ADDR32 data_start;
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ADDR32 data_end;
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ADDR32 entry_point;
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INT32 mem_stack_size;
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INT32 reg_stack_size;
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ADDR32 arg_start;
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INT32 os_control;
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};
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struct go_msg_t
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{
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INT32 code; /* 11 */
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INT32 length;
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};
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struct step_msg_t
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{
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INT32 code; /* 12 */
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INT32 length;
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INT32 count;
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};
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struct break_msg_t
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{
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INT32 code; /* 13 */
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INT32 length;
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};
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struct hif_call_rtn_msg_t
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{
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INT32 code; /* 64 */
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INT32 length;
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INT32 service_number;
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INT32 gr121;
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INT32 gr96;
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INT32 gr97;
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};
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struct channel0_msg_t
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{
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INT32 code; /* 65 */
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INT32 length;
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BYTE data;
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};
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struct channel1_ack_msg_t
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{
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INT32 code; /* 66 */
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INT32 length;
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};
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/*
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** Target to host messages
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*/
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struct reset_ack_msg_t
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{
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INT32 code; /* 32 */
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INT32 length;
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};
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struct config_msg_t
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{
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INT32 code; /* 33 */
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INT32 length;
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INT32 processor_id;
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INT32 version;
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ADDR32 I_mem_start;
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INT32 I_mem_size;
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ADDR32 D_mem_start;
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INT32 D_mem_size;
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ADDR32 ROM_start;
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INT32 ROM_size;
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INT32 max_msg_size;
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INT32 max_bkpts;
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INT32 coprocessor;
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INT32 reserved;
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};
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struct status_msg_t
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{
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INT32 code; /* 34 */
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INT32 length;
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INT32 msgs_sent;
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INT32 msgs_received;
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INT32 errors;
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INT32 bkpts_hit;
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INT32 bkpts_free;
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INT32 traps;
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INT32 fills;
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INT32 spills;
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INT32 cycles;
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INT32 reserved;
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};
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struct read_ack_msg_t
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{
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INT32 code; /* 35 */
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INT32 length;
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INT32 memory_space;
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ADDR32 address;
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INT32 byte_count;
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BYTE data[DUMMY];
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};
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struct read_r_ack_msg_t
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{
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INT32 code; /* 35 */
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INT32 length;
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INT32 memory_space;
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ADDR32 address;
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INT32 byte_count;
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INT32 data[DUMMY];
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};
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struct write_ack_msg_t
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{
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INT32 code; /* 36 */
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INT32 length;
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INT32 memory_space;
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ADDR32 address;
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INT32 byte_count;
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};
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struct bkpt_set_ack_msg_t
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{
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INT32 code; /* 37 */
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INT32 length;
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INT32 memory_space;
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ADDR32 address;
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INT32 pass_count;
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INT32 bkpt_type;
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};
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struct bkpt_rm_ack_msg_t
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{
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INT32 code; /* 38 */
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INT32 length;
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INT32 memory_space;
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ADDR32 address;
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};
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struct bkpt_stat_ack_msg_t
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{
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INT32 code; /* 39 */
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INT32 length;
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INT32 memory_space;
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ADDR32 address;
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INT32 pass_count;
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INT32 bkpt_type;
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};
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struct copy_ack_msg_t
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{
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INT32 code; /* 40 */
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INT32 length;
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INT32 source_space;
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ADDR32 source_addr;
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INT32 dest_space;
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ADDR32 dest_addr;
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INT32 byte_count;
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};
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struct fill_ack_msg_t
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{
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INT32 code; /* 41 */
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INT32 length;
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INT32 memory_space;
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ADDR32 start_addr;
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INT32 fill_count;
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INT32 byte_count;
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};
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struct init_ack_msg_t
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{
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INT32 code; /* 42 */
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INT32 length;
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};
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struct halt_msg_t
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{
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INT32 code; /* 43 */
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INT32 length;
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INT32 memory_space;
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ADDR32 pc0;
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ADDR32 pc1;
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INT32 trap_number;
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};
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struct error_msg_t
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{
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INT32 code; /* 63 */
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INT32 length;
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INT32 error_code;
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INT32 memory_space;
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ADDR32 address;
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};
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struct hif_call_msg_t
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{
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INT32 code; /* 96 */
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INT32 length;
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INT32 service_number;
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INT32 lr2;
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INT32 lr3;
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INT32 lr4;
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};
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struct channel0_ack_msg_t
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{
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INT32 code; /* 97 */
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INT32 length;
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};
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struct channel1_msg_t
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{
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INT32 code; /* 98 */
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INT32 length;
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BYTE data[DUMMY];
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};
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/*
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** Union all of the message types together
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*/
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union msg_t
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{
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struct generic_msg_t generic_msg;
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struct generic_int32_msg_t generic_int32_msg;
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struct reset_msg_t reset_msg;
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struct config_req_msg_t config_req_msg;
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struct status_req_msg_t status_req_msg;
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struct read_req_msg_t read_req_msg;
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struct write_req_msg_t write_req_msg;
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struct write_r_msg_t write_r_msg;
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struct bkpt_set_msg_t bkpt_set_msg;
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struct bkpt_rm_msg_t bkpt_rm_msg;
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struct bkpt_stat_msg_t bkpt_stat_msg;
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struct copy_msg_t copy_msg;
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struct fill_msg_t fill_msg;
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struct init_msg_t init_msg;
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struct go_msg_t go_msg;
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struct step_msg_t step_msg;
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struct break_msg_t break_msg;
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struct hif_call_rtn_msg_t hif_call_rtn_msg;
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struct channel0_msg_t channel0_msg;
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struct channel1_ack_msg_t channel1_ack_msg;
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struct reset_ack_msg_t reset_ack_msg;
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struct config_msg_t config_msg;
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struct status_msg_t status_msg;
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struct read_ack_msg_t read_ack_msg;
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struct read_r_ack_msg_t read_r_ack_msg;
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struct write_ack_msg_t write_ack_msg;
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struct bkpt_set_ack_msg_t bkpt_set_ack_msg;
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struct bkpt_rm_ack_msg_t bkpt_rm_ack_msg;
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struct bkpt_stat_ack_msg_t bkpt_stat_ack_msg;
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struct copy_ack_msg_t copy_ack_msg;
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struct fill_ack_msg_t fill_ack_msg;
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struct init_ack_msg_t init_ack_msg;
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struct halt_msg_t halt_msg;
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struct error_msg_t error_msg;
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struct hif_call_msg_t hif_call_msg;
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struct channel0_ack_msg_t channel0_ack_msg;
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struct channel1_msg_t channel1_msg;
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};
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