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diff --git a/gdb/minimon.h b/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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, 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;
+};
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