binutils-gdb/gdb/minimon.h

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/* Definitions and macros for support of AMD's remote debugger, MiniMON.
Copyright (C) 1990, 1991 Free Software Foundation, Inc.
This file is part of GDB.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
/*
* Some basic types. FIXME, this should be done by declaring bitfield
* sizes in the structs. We can't portably depend on a "long int" being
* 32 bits, etc.
*/
typedef long int INT32; /* 32 bit integer */
typedef unsigned long int UINT32; /* 32 bit integer (unsigned) */
typedef unsigned long int ADDR32; /* 32 bit address */
typedef unsigned long int INST32; /* 32 bit instruction */
typedef long int BOOLEAN; /* Boolean value (32 bit) */
typedef unsigned char BYTE; /* byte (8 bit) */
typedef short int INT16; /* 16 bit integer */
typedef unsigned short int UINT16; /* 16 bit integer (unsigned) */
/****************************************************************************/
/************************* Message Information ******************************/
/****************************************************************************/
/*
* Error codes
*/
/* General errors */
#define EMUSAGE 1 /* Bad args / flags */
#define EMFAIL 2 /* Unrecoverable error */
#define EMBADADDR 3 /* Illegal address */
#define EMBADREG 4 /* Illegal register */
#define EMSYNTAX 5 /* Illegal command syntax */
#define EMACCESS 6 /* Could not access memory */
#define EMALLOC 7 /* Could not allocate memory */
#define EMTARGET 8 /* Unknown target type */
#define EMHINIT 9 /* Could not initialize host */
#define EMCOMM 10 /* Could not open communication channel */
/* Message errors */
#define EMBADMSG 11 /* Unknown message type */
#define EMMSG2BIG 12 /* Message to large for buffer */
#define EMNOSEND 13 /* Could not send message */
#define EMNORECV 14 /* Could not receive message */
#define EMRESET 15 /* Could not RESET target */
#define EMCONFIG 16 /* Could not get target CONFIG */
#define EMSTATUS 17 /* Could not get target STATUS */
#define EMREAD 18 /* Could not READ target memory */
#define EMWRITE 19 /* Could not WRITE target memory */
#define EMBKPTSET 20 /* Could not set breakpoint */
#define EMBKPTRM 21 /* Could not remove breakpoint */
#define EMBKPTSTAT 22 /* Could not get breakpoint status */
#define EMBKPTNONE 23 /* All breakpoints in use */
#define EMBKPTUSED 24 /* Breakpoints already in use */
#define EMCOPY 25 /* Could not COPY target memory */
#define EMFILL 26 /* Could not FILL target memory */
#define EMINIT 27 /* Could not initialize target memory */
#define EMGO 28 /* Could not start execution */
#define EMSTEP 29 /* Could not single step */
#define EMBREAK 30 /* Could not BREAK */
#define EMHIF 31 /* Could not perform HIF service */
#define EMCHANNEL0 32 /* Could not read CHANNEL0 */
#define EMCHANNEL1 33 /* Could not write CHANNEL1 */
/* COFF file loader errors */
#define EMOPEN 34 /* Could not open COFF file */
#define EMHDR 35 /* Could not read COFF header */
#define EMMAGIC 36 /* Bad magic number */
#define EMAOUT 37 /* Could not read COFF a.out header */
#define EMSCNHDR 38 /* Could not read COFF section header */
#define EMSCN 39 /* Could not read COFF section */
#define EMCLOSE 40 /* Could not close COFF file */
/* Log file errors */
#define EMLOGOPEN 41 /* Could not open log file */
#define EMLOGREAD 42 /* Could not read log file */
#define EMLOGWRITE 43 /* Could not write to log file */
#define EMLOGCLOSE 44 /* Could not close log file */
/* Command file errors */
#define EMCMDOPEN 45 /* Could not open command file */
#define EMCMDREAD 46 /* Could not read command file */
#define EMCMDWRITE 47 /* Could not write to command file */
#define EMCMDCLOSE 48 /* Could not close comand file */
#define EMTIMEOUT 49 /* Host timed out waiting for a message */
#define EMCOMMTYPE 50 /* A '-t' flag must be specified */
#define EMCOMMERR 51 /* Communication error */
#define EMBAUD 52 /* Invalid baud rate specified */
/*
* Memory Spaces
*/
#define LOCAL_REG 0 /* Local processor register */
#define GLOBAL_REG 1 /* Global processor register */
#define SPECIAL_REG 2 /* Special processor register */
#define TLB_REG 3 /* Translation Lookaside Buffer */
#define COPROC_REG 4 /* Coprocessor register */
#define I_MEM 5 /* Instruction Memory */
#define D_MEM 6 /* Data Memory */
#define I_ROM 7 /* Instruction ROM */
#define D_ROM 8 /* Data ROM */
#define I_O 9 /* Input/Output */
#define I_CACHE 10 /* Instruction Cache */
#define D_CACHE 11 /* Data Cache */
/* To supress warnings for zero length array definitions */
#define DUMMY 1
/*
** Host to target definitions
*/
#define RESET 0
#define CONFIG_REQ 1
#define STATUS_REQ 2
#define READ_REQ 3
#define WRITE_REQ 4
#define BKPT_SET 5
#define BKPT_RM 6
#define BKPT_STAT 7
#define COPY 8
#define FILL 9
#define INIT 10
#define GO 11
#define STEP 12
#define BREAK 13
#define HIF_CALL_RTN 64
#define CHANNEL0 65
#define CHANNEL1_ACK 66
/*
** Target to host definitions
*/
#define RESET_ACK 32
#define CONFIG 33
#define STATUS 34
#define READ_ACK 35
#define WRITE_ACK 36
#define BKPT_SET_ACK 37
#define BKPT_RM_ACK 38
#define BKPT_STAT_ACK 39
#define COPY_ACK 40
#define FILL_ACK 41
#define INIT_ACK 42
#define HALT 43
#define ERROR 63
#define HIF_CALL 96
#define CHANNEL0_ACK 97
#define CHANNEL1 98
/* A "generic" message */
struct generic_msg_t {
INT32 code; /* generic */
INT32 length;
BYTE byte[DUMMY];
};
/* A "generic" message (with an INT32 array) */
struct generic_int32_msg_t {
INT32 code; /* generic */
INT32 length;
INT32 int32[DUMMY];
};
/*
** Host to target messages
*/
struct reset_msg_t {
INT32 code; /* 0 */
INT32 length;
};
struct config_req_msg_t {
INT32 code; /* 1 */
INT32 length;
};
struct status_req_msg_t {
INT32 code; /* 2 */
INT32 length;
};
struct read_req_msg_t {
INT32 code; /* 3 */
INT32 length;
INT32 memory_space;
ADDR32 address;
INT32 byte_count;
};
struct write_req_msg_t {
INT32 code; /* 4 */
INT32 length;
INT32 memory_space;
ADDR32 address;
INT32 byte_count;
BYTE data[DUMMY];
};
struct write_r_msg_t {
INT32 code; /* 4 */
INT32 length;
INT32 memory_space;
ADDR32 address;
INT32 byte_count;
INT32 data[DUMMY];
};
struct bkpt_set_msg_t {
INT32 code; /* 5 */
INT32 length;
INT32 memory_space;
ADDR32 bkpt_addr;
INT32 pass_count;
INT32 bkpt_type;
};
struct bkpt_rm_msg_t {
INT32 code; /* 6 */
INT32 length;
INT32 memory_space;
ADDR32 bkpt_addr;
};
struct bkpt_stat_msg_t {
INT32 code; /* 7 */
INT32 length;
INT32 memory_space;
ADDR32 bkpt_addr;
};
struct copy_msg_t {
INT32 code; /* 8 */
INT32 length;
INT32 source_space;
ADDR32 source_addr;
INT32 dest_space;
ADDR32 dest_addr;
INT32 byte_count;
};
struct fill_msg_t {
INT32 code; /* 9 */
INT32 length;
INT32 memory_space;
ADDR32 start_addr;
INT32 fill_count;
INT32 byte_count;
BYTE fill_data[DUMMY];
};
struct init_msg_t {
INT32 code; /* 10 */
INT32 length;
ADDR32 text_start;
ADDR32 text_end;
ADDR32 data_start;
ADDR32 data_end;
ADDR32 entry_point;
INT32 mem_stack_size;
INT32 reg_stack_size;
ADDR32 arg_start;
INT32 os_control;
};
struct go_msg_t {
INT32 code; /* 11 */
INT32 length;
};
struct step_msg_t {
INT32 code; /* 12 */
INT32 length;
INT32 count;
};
struct break_msg_t {
INT32 code; /* 13 */
INT32 length;
};
struct hif_call_rtn_msg_t {
INT32 code; /* 64 */
INT32 length;
INT32 service_number;
INT32 gr121;
INT32 gr96;
INT32 gr97;
};
struct channel0_msg_t {
INT32 code; /* 65 */
INT32 length;
BYTE data;
};
struct channel1_ack_msg_t {
INT32 code; /* 66 */
INT32 length;
};
/*
** Target to host messages
*/
struct reset_ack_msg_t {
INT32 code; /* 32 */
INT32 length;
};
struct config_msg_t {
INT32 code; /* 33 */
INT32 length;
INT32 processor_id;
INT32 version;
ADDR32 I_mem_start;
INT32 I_mem_size;
ADDR32 D_mem_start;
INT32 D_mem_size;
ADDR32 ROM_start;
INT32 ROM_size;
INT32 max_msg_size;
INT32 max_bkpts;
INT32 coprocessor;
INT32 reserved;
};
struct status_msg_t {
INT32 code; /* 34 */
INT32 length;
INT32 msgs_sent;
INT32 msgs_received;
INT32 errors;
INT32 bkpts_hit;
INT32 bkpts_free;
INT32 traps;
INT32 fills;
INT32 spills;
INT32 cycles;
INT32 reserved;
};
struct read_ack_msg_t {
INT32 code; /* 35 */
INT32 length;
INT32 memory_space;
ADDR32 address;
INT32 byte_count;
BYTE data[DUMMY];
};
struct read_r_ack_msg_t {
INT32 code; /* 35 */
INT32 length;
INT32 memory_space;
ADDR32 address;
INT32 byte_count;
INT32 data[DUMMY];
};
struct write_ack_msg_t {
INT32 code; /* 36 */
INT32 length;
INT32 memory_space;
ADDR32 address;
INT32 byte_count;
};
struct bkpt_set_ack_msg_t {
INT32 code; /* 37 */
INT32 length;
INT32 memory_space;
ADDR32 address;
INT32 pass_count;
INT32 bkpt_type;
};
struct bkpt_rm_ack_msg_t {
INT32 code; /* 38 */
INT32 length;
INT32 memory_space;
ADDR32 address;
};
struct bkpt_stat_ack_msg_t {
INT32 code; /* 39 */
INT32 length;
INT32 memory_space;
ADDR32 address;
INT32 pass_count;
INT32 bkpt_type;
};
struct copy_ack_msg_t {
INT32 code; /* 40 */
INT32 length;
INT32 source_space;
ADDR32 source_addr;
INT32 dest_space;
ADDR32 dest_addr;
INT32 byte_count;
};
struct fill_ack_msg_t {
INT32 code; /* 41 */
INT32 length;
INT32 memory_space;
ADDR32 start_addr;
INT32 fill_count;
INT32 byte_count;
};
struct init_ack_msg_t {
INT32 code; /* 42 */
INT32 length;
};
struct halt_msg_t {
INT32 code; /* 43 */
INT32 length;
INT32 memory_space;
ADDR32 pc0;
ADDR32 pc1;
INT32 trap_number;
};
struct error_msg_t {
INT32 code; /* 63 */
INT32 length;
INT32 error_code;
INT32 memory_space;
ADDR32 address;
};
struct hif_call_msg_t {
INT32 code; /* 96 */
INT32 length;
INT32 service_number;
INT32 lr2;
INT32 lr3;
INT32 lr4;
};
struct channel0_ack_msg_t {
INT32 code; /* 97 */
INT32 length;
};
struct channel1_msg_t {
INT32 code; /* 98 */
INT32 length;
BYTE data[DUMMY];
};
/*
** Union all of the message types together
*/
union msg_t {
struct generic_msg_t generic_msg;
struct generic_int32_msg_t generic_int32_msg;
struct reset_msg_t reset_msg;
struct config_req_msg_t config_req_msg;
struct status_req_msg_t status_req_msg;
struct read_req_msg_t read_req_msg;
struct write_req_msg_t write_req_msg;
struct write_r_msg_t write_r_msg;
struct bkpt_set_msg_t bkpt_set_msg;
struct bkpt_rm_msg_t bkpt_rm_msg;
struct bkpt_stat_msg_t bkpt_stat_msg;
struct copy_msg_t copy_msg;
struct fill_msg_t fill_msg;
struct init_msg_t init_msg;
struct go_msg_t go_msg;
struct step_msg_t step_msg;
struct break_msg_t break_msg;
struct hif_call_rtn_msg_t hif_call_rtn_msg;
struct channel0_msg_t channel0_msg;
struct channel1_ack_msg_t channel1_ack_msg;
struct reset_ack_msg_t reset_ack_msg;
struct config_msg_t config_msg;
struct status_msg_t status_msg;
struct read_ack_msg_t read_ack_msg;
struct read_r_ack_msg_t read_r_ack_msg;
struct write_ack_msg_t write_ack_msg;
struct bkpt_set_ack_msg_t bkpt_set_ack_msg;
struct bkpt_rm_ack_msg_t bkpt_rm_ack_msg;
struct bkpt_stat_ack_msg_t bkpt_stat_ack_msg;
struct copy_ack_msg_t copy_ack_msg;
struct fill_ack_msg_t fill_ack_msg;
struct init_ack_msg_t init_ack_msg;
struct halt_msg_t halt_msg;
struct error_msg_t error_msg;
struct hif_call_msg_t hif_call_msg;
struct channel0_ack_msg_t channel0_ack_msg;
struct channel1_msg_t channel1_msg;
};