diff options
Diffstat (limited to 'gdb/remote-mm.c')
| -rw-r--r-- | gdb/remote-mm.c | 3696 |
1 files changed, 1848 insertions, 1848 deletions
diff --git a/gdb/remote-mm.c b/gdb/remote-mm.c index 67727e2..1cd630e 100644 --- a/gdb/remote-mm.c +++ b/gdb/remote-mm.c @@ -1,1848 +1,1848 @@ -/* Remote debugging interface for Am290*0 running MiniMON monitor, for GDB. - Copyright 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1998, 1999, 2000, - 2001 Free Software Foundation, Inc. - Originally written by Daniel Mann at AMD. - - 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. */ - -/* This is like remote.c but ecpects MiniMON to be running on the Am29000 - target hardware. - - David Wood (wood@lab.ultra.nyu.edu) at New York University adapted this - file to gdb 3.95. I was unable to get this working on sun3os4 - with termio, only with sgtty. Because we are only attempting to - use this module to debug our kernel, which is already loaded when - gdb is started up, I did not code up the file downloading facilities. - As a result this module has only the stubs to download files. - You should get tagged at compile time if you need to make any - changes/additions. */ - -#include "defs.h" -#include "inferior.h" -#include "value.h" -#include <ctype.h> -#include <fcntl.h> -#include <signal.h> -#include <errno.h> -#include "gdb_string.h" -#include "terminal.h" -#include "minimon.h" -#include "target.h" -#include "regcache.h" - -/* Offset of member MEMBER in a struct of type TYPE. */ -#define offsetof(TYPE, MEMBER) ((int) &((TYPE *)0)->MEMBER) - -#define DRAIN_INPUT() (msg_recv_serial((union msg_t*)0)) - -extern int stop_soon_quietly; /* for wait_for_inferior */ - -static void mm_resume (ptid_t ptid, int step, enum target_signal sig) -static void mm_fetch_registers (); -static int fetch_register (); -static void mm_store_registers (); -static int store_register (); -static int regnum_to_srnum (); -static void mm_close (); -static char *msg_str (); -static char *error_msg_str (); -static int expect_msg (); -static void init_target_mm (); -static int mm_memory_space (); - -#define FREEZE_MODE (read_register(CPS_REGNUM) && 0x400) -#define USE_SHADOW_PC ((processor_type == a29k_freeze_mode) && FREEZE_MODE) - -/* FIXME: Replace with `set remotedebug'. */ -#define LLOG_FILE "minimon.log" -#if defined (LOG_FILE) -FILE *log_file; -#endif - -/* - * Size of message buffers. I couldn't get memory reads to work when - * the byte_count was larger than 512 (it may be a baud rate problem). - */ -#define BUFER_SIZE 512 -/* - * Size of data area in message buffer on the TARGET (remote system). - */ -#define MAXDATA_T (target_config.max_msg_size - \ - offsetof(struct write_r_msg_t,data[0])) -/* - * Size of data area in message buffer on the HOST (gdb). - */ -#define MAXDATA_H (BUFER_SIZE - offsetof(struct write_r_msg_t,data[0])) -/* - * Defined as the minimum size of data areas of the two message buffers - */ -#define MAXDATA (MAXDATA_H < MAXDATA_T ? MAXDATA_H : MAXDATA_T) - -static char out_buf[BUFER_SIZE]; -static char in_buf[BUFER_SIZE]; - -int msg_recv_serial (); -int msg_send_serial (); - -#define MAX_RETRIES 5000 -extern struct target_ops mm_ops; /* Forward declaration */ -struct config_msg_t target_config; /* HIF needs this */ -union msg_t *out_msg_buf = (union msg_t *) out_buf; -union msg_t *in_msg_buf = (union msg_t *) in_buf; - -static int timeout = 5; - -/* Descriptor for I/O to remote machine. Initialize it to -1 so that - mm_open knows that we don't have a file open when the program - starts. */ -int mm_desc = -1; - -/* stream which is fdopen'd from mm_desc. Only valid when - mm_desc != -1. */ -FILE *mm_stream; - -/* Called when SIGALRM signal sent due to alarm() timeout. */ -#ifndef HAVE_TERMIO - -volatile int n_alarms; - -static void -mm_timer (void) -{ -#if 0 - if (kiodebug) - printf ("mm_timer called\n"); -#endif - n_alarms++; -} -#endif /* HAVE_TERMIO */ - -/* malloc'd name of the program on the remote system. */ -static char *prog_name = NULL; - - -/* Number of SIGTRAPs we need to simulate. That is, the next - NEED_ARTIFICIAL_TRAP calls to mm_wait should just return - SIGTRAP without actually waiting for anything. */ - -/**************************************************** REMOTE_CREATE_INFERIOR */ -/* This is called not only when we first attach, but also when the - user types "run" after having attached. */ -static void -mm_create_inferior (char *execfile, char *args, char **env) -{ -#define MAX_TOKENS 25 -#define BUFFER_SIZE 256 - int token_count; - int result; - char *token[MAX_TOKENS]; - char cmd_line[BUFFER_SIZE]; - - if (args && *args) - error ("Can't pass arguments to remote mm process (yet)."); - - if (execfile == 0 /* || exec_bfd == 0 */ ) - error ("No executable file specified"); - - if (!mm_stream) - { - printf ("Minimon not open yet.\n"); - return; - } - - /* On ultra3 (NYU) we assume the kernel is already running so there is - no file to download. - FIXME: Fixed required here -> load your program, possibly with mm_load(). - */ - printf_filtered ("\n\ -Assuming you are at NYU debuging a kernel, i.e., no need to download.\n\n"); - - /* We will get a task spawn event immediately. */ - init_wait_for_inferior (); - clear_proceed_status (); - stop_soon_quietly = 1; - proceed (-1, TARGET_SIGNAL_DEFAULT, 0); - normal_stop (); -} -/**************************************************** REMOTE_MOURN_INFERIOR */ -static void -mm_mourn (void) -{ - pop_target (); /* Pop back to no-child state */ - generic_mourn_inferior (); -} - -/********************************************************************** damn_b -*/ -/* Translate baud rates from integers to damn B_codes. Unix should - have outgrown this crap years ago, but even POSIX wouldn't buck it. */ - -#ifndef B19200 -#define B19200 EXTA -#endif -#ifndef B38400 -#define B38400 EXTB -#endif - -static struct -{ - int rate, damn_b; -} -baudtab[] = -{ - { - 0, B0 - } - , - { - 50, B50 - } - , - { - 75, B75 - } - , - { - 110, B110 - } - , - { - 134, B134 - } - , - { - 150, B150 - } - , - { - 200, B200 - } - , - { - 300, B300 - } - , - { - 600, B600 - } - , - { - 1200, B1200 - } - , - { - 1800, B1800 - } - , - { - 2400, B2400 - } - , - { - 4800, B4800 - } - , - { - 9600, B9600 - } - , - { - 19200, B19200 - } - , - { - 38400, B38400 - } - , - { - -1, -1 - } - , -}; - -static int -damn_b (int rate) -{ - int i; - - for (i = 0; baudtab[i].rate != -1; i++) - if (rate == baudtab[i].rate) - return baudtab[i].damn_b; - return B38400; /* Random */ -} - - -/***************************************************************** REMOTE_OPEN -** Open a connection to remote minimon. - NAME is the filename used for communication, then a space, - then the baud rate. - 'target adapt /dev/ttya 9600 [prognam]' for example. - */ - -static char *dev_name; -int baudrate = 9600; -static void -mm_open (char *name, int from_tty) -{ - TERMINAL sg; - unsigned int prl; - char *p; - - /* Find the first whitespace character, it separates dev_name from - prog_name. */ - for (p = name; - p && *p && !isspace (*p); p++) - ; - if (p == 0 || *p == '\0') - erroid: - error ("Usage : <command> <serial-device> <baud-rate> [progname]"); - dev_name = (char *) xmalloc (p - name + 1); - strncpy (dev_name, name, p - name); - dev_name[p - name] = '\0'; - - /* Skip over the whitespace after dev_name */ - for (; isspace (*p); p++) - /*EMPTY */ ; - - if (1 != sscanf (p, "%d ", &baudrate)) - goto erroid; - - /* Skip the number and then the spaces */ - for (; isdigit (*p); p++) - /*EMPTY */ ; - for (; isspace (*p); p++) - /*EMPTY */ ; - - if (prog_name != NULL) - xfree (prog_name); - prog_name = savestring (p, strlen (p)); - - - if (mm_desc >= 0) - close (mm_desc); - - mm_desc = open (dev_name, O_RDWR); - if (mm_desc < 0) - perror_with_name (dev_name); - ioctl (mm_desc, TIOCGETP, &sg); -#ifdef HAVE_TERMIO - sg.c_cc[VMIN] = 0; /* read with timeout. */ - sg.c_cc[VTIME] = timeout * 10; - sg.c_lflag &= ~(ICANON | ECHO); - sg.c_cflag = (sg.c_cflag & ~CBAUD) | damn_b (baudrate); -#else - sg.sg_ispeed = damn_b (baudrate); - sg.sg_ospeed = damn_b (baudrate); - sg.sg_flags |= RAW; - sg.sg_flags |= ANYP; - sg.sg_flags &= ~ECHO; -#endif - - - ioctl (mm_desc, TIOCSETP, &sg); - mm_stream = fdopen (mm_desc, "r+"); - - push_target (&mm_ops); - -#ifndef HAVE_TERMIO -#ifndef NO_SIGINTERRUPT - /* Cause SIGALRM's to make reads fail with EINTR instead of resuming - the read. */ - if (siginterrupt (SIGALRM, 1) != 0) - perror ("mm_open: error in siginterrupt"); -#endif - - /* Set up read timeout timer. */ - if ((void (*)) signal (SIGALRM, mm_timer) == (void (*)) -1) - perror ("mm_open: error in signal"); -#endif - -#if defined (LOG_FILE) - log_file = fopen (LOG_FILE, "w"); - if (log_file == NULL) - perror_with_name (LOG_FILE); -#endif - /* - ** Initialize target configuration structure (global) - */ - DRAIN_INPUT (); - out_msg_buf->config_req_msg.code = CONFIG_REQ; - out_msg_buf->config_req_msg.length = 4 * 0; - msg_send_serial (out_msg_buf); /* send config request message */ - - expect_msg (CONFIG, in_msg_buf, 1); - - a29k_get_processor_type (); - - /* Print out some stuff, letting the user now what's going on */ - printf_filtered ("Connected to MiniMon via %s.\n", dev_name); - /* FIXME: can this restriction be removed? */ - printf_filtered ("Remote debugging using virtual addresses works only\n"); - printf_filtered ("\twhen virtual addresses map 1:1 to physical addresses.\n") - ; - if (processor_type != a29k_freeze_mode) - { - fprintf_filtered (gdb_stderr, - "Freeze-mode debugging not available, and can only be done on an A29050.\n"); - } - - target_config.code = CONFIG; - target_config.length = 0; - target_config.processor_id = in_msg_buf->config_msg.processor_id; - target_config.version = in_msg_buf->config_msg.version; - target_config.I_mem_start = in_msg_buf->config_msg.I_mem_start; - target_config.I_mem_size = in_msg_buf->config_msg.I_mem_size; - target_config.D_mem_start = in_msg_buf->config_msg.D_mem_start; - target_config.D_mem_size = in_msg_buf->config_msg.D_mem_size; - target_config.ROM_start = in_msg_buf->config_msg.ROM_start; - target_config.ROM_size = in_msg_buf->config_msg.ROM_size; - target_config.max_msg_size = in_msg_buf->config_msg.max_msg_size; - target_config.max_bkpts = in_msg_buf->config_msg.max_bkpts; - target_config.coprocessor = in_msg_buf->config_msg.coprocessor; - target_config.reserved = in_msg_buf->config_msg.reserved; - if (from_tty) - { - printf ("Connected to MiniMON :\n"); - printf (" Debugcore version %d.%d\n", - 0x0f & (target_config.version >> 4), - 0x0f & (target_config.version)); - printf (" Configuration version %d.%d\n", - 0x0f & (target_config.version >> 12), - 0x0f & (target_config.version >> 8)); - printf (" Message system version %d.%d\n", - 0x0f & (target_config.version >> 20), - 0x0f & (target_config.version >> 16)); - printf (" Communication driver version %d.%d\n", - 0x0f & (target_config.version >> 28), - 0x0f & (target_config.version >> 24)); - } - - /* Leave the target running... - * The above message stopped the target in the dbg core (MiniMon), - * so restart the target out of MiniMon, - */ - out_msg_buf->go_msg.code = GO; - out_msg_buf->go_msg.length = 0; - msg_send_serial (out_msg_buf); - /* No message to expect after a GO */ -} - -/**************************************************************** REMOTE_CLOSE -** Close the open connection to the minimon debugger. - Use this when you want to detach and do something else - with your gdb. */ -static void -mm_close ( /*FIXME: how is quitting used */ - int quitting) -{ - if (mm_desc < 0) - error ("Can't close remote connection: not debugging remotely."); - - /* We should never get here if there isn't something valid in - mm_desc and mm_stream. - - Due to a bug in Unix, fclose closes not only the stdio stream, - but also the file descriptor. So we don't actually close - mm_desc. */ - DRAIN_INPUT (); - fclose (mm_stream); - /* close (mm_desc); */ - - /* Do not try to close mm_desc again, later in the program. */ - mm_stream = NULL; - mm_desc = -1; - -#if defined (LOG_FILE) - if (ferror (log_file)) - printf ("Error writing log file.\n"); - if (fclose (log_file) != 0) - printf ("Error closing log file.\n"); -#endif - - printf ("Ending remote debugging\n"); -} - -/************************************************************* REMOTE_ATACH */ -/* Attach to a program that is already loaded and running - * Upon exiting the process's execution is stopped. - */ -static void -mm_attach (char *args, int from_tty) -{ - - if (!mm_stream) - error ("MiniMon not opened yet, use the 'target minimon' command.\n"); - - if (from_tty) - printf ("Attaching to remote program %s...\n", prog_name); - - /* Make sure the target is currently running, it is supposed to be. */ - /* FIXME: is it ok to send MiniMon a BREAK if it is already stopped in - * the dbg core. If so, we don't need to send this GO. - */ - out_msg_buf->go_msg.code = GO; - out_msg_buf->go_msg.length = 0; - msg_send_serial (out_msg_buf); - sleep (2); /* At the worst it will stop, receive a message, continue */ - - /* Send the mm a break. */ - out_msg_buf->break_msg.code = BREAK; - out_msg_buf->break_msg.length = 0; - msg_send_serial (out_msg_buf); -} -/********************************************************** REMOTE_DETACH */ -/* Terminate the open connection to the remote debugger. - Use this when you want to detach and do something else - with your gdb. Leave remote process running (with no breakpoints set). */ -static void -mm_detach (char *args, int from_tty) -{ - remove_breakpoints (); /* Just in case there were any left in */ - out_msg_buf->go_msg.code = GO; - out_msg_buf->go_msg.length = 0; - msg_send_serial (out_msg_buf); - pop_target (); /* calls mm_close to do the real work */ -} - - -/*************************************************************** REMOTE_RESUME -** Tell the remote machine to resume. */ - -static void -mm_resume (ptid_t ptid, int step, enum target_signal sig) -{ - if (sig != TARGET_SIGNAL_0) - warning ("Can't send signals to a remote MiniMon system."); - - if (step) - { - out_msg_buf->step_msg.code = STEP; - out_msg_buf->step_msg.length = 1 * 4; - out_msg_buf->step_msg.count = 1; /* step 1 instruction */ - msg_send_serial (out_msg_buf); - } - else - { - out_msg_buf->go_msg.code = GO; - out_msg_buf->go_msg.length = 0; - msg_send_serial (out_msg_buf); - } -} - -/***************************************************************** REMOTE_WAIT -** Wait until the remote machine stops, then return, - storing status in STATUS just as `wait' would. */ - -static ptid_t -mm_wait (ptid_t ptid, struct target_waitstatus *status) -{ - int i, result; - int old_timeout = timeout; - int old_immediate_quit = immediate_quit; - - status->kind = TARGET_WAITKIND_EXITED; - status->value.integer = 0; - -/* wait for message to arrive. It should be: - - A HIF service request. - - A HIF exit service request. - - A CHANNEL0_ACK. - - A CHANNEL1 request. - - a debugcore HALT message. - HIF services must be responded too, and while-looping continued. - If the target stops executing, mm_wait() should return. - */ - timeout = 0; /* Wait indefinetly for a message */ - immediate_quit = 1; /* Helps ability to QUIT */ - while (1) - { - while (msg_recv_serial (in_msg_buf)) - { - QUIT; /* Let user quit if they want */ - } - switch (in_msg_buf->halt_msg.code) - { - case HIF_CALL: - i = in_msg_buf->hif_call_rtn_msg.service_number; - result = service_HIF (in_msg_buf); - if (i == 1) /* EXIT */ - goto exit; - if (result) - printf ("Warning: failure during HIF service %d\n", i); - break; - case CHANNEL0_ACK: - service_HIF (in_msg_buf); - break; - case CHANNEL1: - i = in_msg_buf->channel1_msg.length; - in_msg_buf->channel1_msg.data[i] = '\0'; - printf ("%s", in_msg_buf->channel1_msg.data); - gdb_flush (gdb_stdout); - /* Send CHANNEL1_ACK message */ - out_msg_buf->channel1_ack_msg.code = CHANNEL1_ACK; - out_msg_buf->channel1_ack_msg.length = 0; - result = msg_send_serial (out_msg_buf); - break; - case HALT: - goto halted; - default: - goto halted; - } - } -halted: - /* FIXME, these printfs should not be here. This is a source level - debugger, guys! */ - if (in_msg_buf->halt_msg.trap_number == 0) - { - printf ("Am290*0 received vector number %d (break point)\n", - in_msg_buf->halt_msg.trap_number); - status->kind = TARGET_WAITKIND_STOPPED; - status->value.sig = TARGET_SIGNAL_TRAP; - } - else if (in_msg_buf->halt_msg.trap_number == 1) - { - printf ("Am290*0 received vector number %d\n", - in_msg_buf->halt_msg.trap_number); - status->kind = TARGET_WAITKIND_STOPPED; - status->value.sig = TARGET_SIGNAL_BUS; - } - else if (in_msg_buf->halt_msg.trap_number == 3 - || in_msg_buf->halt_msg.trap_number == 4) - { - printf ("Am290*0 received vector number %d\n", - in_msg_buf->halt_msg.trap_number); - status->kind = TARGET_WAITKIND_STOPPED; - status->value.sig = TARGET_SIGNAL_FPE; - } - else if (in_msg_buf->halt_msg.trap_number == 5) - { - printf ("Am290*0 received vector number %d\n", - in_msg_buf->halt_msg.trap_number); - status->kind = TARGET_WAITKIND_STOPPED; - status->value.sig = TARGET_SIGNAL_ILL; - } - else if (in_msg_buf->halt_msg.trap_number >= 6 - && in_msg_buf->halt_msg.trap_number <= 11) - { - printf ("Am290*0 received vector number %d\n", - in_msg_buf->halt_msg.trap_number); - status->kind = TARGET_WAITKIND_STOPPED; - status->value.sig = TARGET_SIGNAL_SEGV; - } - else if (in_msg_buf->halt_msg.trap_number == 12 - || in_msg_buf->halt_msg.trap_number == 13) - { - printf ("Am290*0 received vector number %d\n", - in_msg_buf->halt_msg.trap_number); - status->kind = TARGET_WAITKIND_STOPPED; - status->value.sig = TARGET_SIGNAL_ILL; - } - else if (in_msg_buf->halt_msg.trap_number == 14) - { - printf ("Am290*0 received vector number %d\n", - in_msg_buf->halt_msg.trap_number); - status->kind = TARGET_WAITKIND_STOPPED; - status->value.sig = TARGET_SIGNAL_ALRM; - } - else if (in_msg_buf->halt_msg.trap_number == 15) - { - status->kind = TARGET_WAITKIND_STOPPED; - status->value.sig = TARGET_SIGNAL_TRAP; - } - else if (in_msg_buf->halt_msg.trap_number >= 16 - && in_msg_buf->halt_msg.trap_number <= 21) - { - printf ("Am290*0 received vector number %d\n", - in_msg_buf->halt_msg.trap_number); - status->kind = TARGET_WAITKIND_STOPPED; - status->value.sig = TARGET_SIGNAL_INT; - } - else if (in_msg_buf->halt_msg.trap_number == 22) - { - printf ("Am290*0 received vector number %d\n", - in_msg_buf->halt_msg.trap_number); - status->kind = TARGET_WAITKIND_STOPPED; - status->value.sig = TARGET_SIGNAL_ILL; - } /* BREAK message was sent */ - else if (in_msg_buf->halt_msg.trap_number == 75) - { - status->kind = TARGET_WAITKIND_STOPPED; - status->value.sig = TARGET_SIGNAL_TRAP; - } - else - exit: - { - status->kind = TARGET_WAITKIND_EXITED; - status->value.integer = 0; - } - - timeout = old_timeout; /* Restore original timeout value */ - immediate_quit = old_immediate_quit; - return inferior_ptid; -} - -/******************************************************* REMOTE_FETCH_REGISTERS - * Read a remote register 'regno'. - * If regno==-1 then read all the registers. - */ -static void -mm_fetch_registers (int regno) -{ - INT32 *data_p; - - if (regno >= 0) - { - fetch_register (regno); - return; - } - -/* Gr1/rsp */ - out_msg_buf->read_req_msg.byte_count = 4 * 1; - out_msg_buf->read_req_msg.memory_space = GLOBAL_REG; - out_msg_buf->read_req_msg.address = 1; - msg_send_serial (out_msg_buf); - expect_msg (READ_ACK, in_msg_buf, 1); - data_p = &(in_msg_buf->read_r_ack_msg.data[0]); - supply_register (GR1_REGNUM, data_p); - -#if defined(GR64_REGNUM) /* Read gr64-127 */ -/* Global Registers gr64-gr95 */ - out_msg_buf->read_req_msg.code = READ_REQ; - out_msg_buf->read_req_msg.length = 4 * 3; - out_msg_buf->read_req_msg.byte_count = 4 * 32; - out_msg_buf->read_req_msg.memory_space = GLOBAL_REG; - out_msg_buf->read_req_msg.address = 64; - msg_send_serial (out_msg_buf); - expect_msg (READ_ACK, in_msg_buf, 1); - data_p = &(in_msg_buf->read_r_ack_msg.data[0]); - - for (regno = GR64_REGNUM; regno < GR64_REGNUM + 32; regno++) - { - supply_register (regno, data_p++); - } -#endif /* GR64_REGNUM */ - -/* Global Registers gr96-gr127 */ - out_msg_buf->read_req_msg.code = READ_REQ; - out_msg_buf->read_req_msg.length = 4 * 3; - out_msg_buf->read_req_msg.byte_count = 4 * 32; - out_msg_buf->read_req_msg.memory_space = GLOBAL_REG; - out_msg_buf->read_req_msg.address = 96; - msg_send_serial (out_msg_buf); - expect_msg (READ_ACK, in_msg_buf, 1); - data_p = &(in_msg_buf->read_r_ack_msg.data[0]); - - for (regno = GR96_REGNUM; regno < GR96_REGNUM + 32; regno++) - { - supply_register (regno, data_p++); - } - -/* Local Registers */ - out_msg_buf->read_req_msg.byte_count = 4 * (128); - out_msg_buf->read_req_msg.memory_space = LOCAL_REG; - out_msg_buf->read_req_msg.address = 0; - msg_send_serial (out_msg_buf); - expect_msg (READ_ACK, in_msg_buf, 1); - data_p = &(in_msg_buf->read_r_ack_msg.data[0]); - - for (regno = LR0_REGNUM; regno < LR0_REGNUM + 128; regno++) - { - supply_register (regno, data_p++); - } - -/* Protected Special Registers */ - out_msg_buf->read_req_msg.byte_count = 4 * 15; - out_msg_buf->read_req_msg.memory_space = SPECIAL_REG; - out_msg_buf->read_req_msg.address = 0; - msg_send_serial (out_msg_buf); - expect_msg (READ_ACK, in_msg_buf, 1); - data_p = &(in_msg_buf->read_r_ack_msg.data[0]); - - for (regno = 0; regno <= 14; regno++) - { - supply_register (SR_REGNUM (regno), data_p++); - } - if (USE_SHADOW_PC) - { /* Let regno_to_srnum() handle the register number */ - fetch_register (NPC_REGNUM); - fetch_register (PC_REGNUM); - fetch_register (PC2_REGNUM); - } - -/* Unprotected Special Registers */ - out_msg_buf->read_req_msg.byte_count = 4 * 8; - out_msg_buf->read_req_msg.memory_space = SPECIAL_REG; - out_msg_buf->read_req_msg.address = 128; - msg_send_serial (out_msg_buf); - expect_msg (READ_ACK, in_msg_buf, 1); - data_p = &(in_msg_buf->read_r_ack_msg.data[0]); - - for (regno = 128; regno <= 135; regno++) - { - supply_register (SR_REGNUM (regno), data_p++); - } - - /* There doesn't seem to be any way to get these. */ - { - int val = -1; - supply_register (FPE_REGNUM, &val); - supply_register (INTE_REGNUM, &val); - supply_register (FPS_REGNUM, &val); - supply_register (EXO_REGNUM, &val); - } -} - - -/****************************************************** REMOTE_STORE_REGISTERS - * Store register regno into the target. - * If regno==-1 then store all the registers. - * Result is 0 for success, -1 for failure. - */ - -static void -mm_store_registers (int regno) -{ - int result; - - if (regno >= 0) - { - store_register (regno); - return; - } - - result = 0; - - out_msg_buf->write_r_msg.code = WRITE_REQ; - -/* Gr1/rsp */ - out_msg_buf->write_r_msg.byte_count = 4 * 1; - out_msg_buf->write_r_msg.length = 3 * 4 + out_msg_buf->write_r_msg.byte_count; - out_msg_buf->write_r_msg.memory_space = GLOBAL_REG; - out_msg_buf->write_r_msg.address = 1; - out_msg_buf->write_r_msg.data[0] = read_register (GR1_REGNUM); - - msg_send_serial (out_msg_buf); - if (!expect_msg (WRITE_ACK, in_msg_buf, 1)) - { - result = -1; - } - -#if defined(GR64_REGNUM) -/* Global registers gr64-gr95 */ - out_msg_buf->write_r_msg.byte_count = 4 * (32); - out_msg_buf->write_r_msg.length = 3 * 4 + out_msg_buf->write_r_msg.byte_count; - out_msg_buf->write_r_msg.address = 64; - - for (regno = GR64_REGNUM; regno < GR64_REGNUM + 32; regno++) - { - out_msg_buf->write_r_msg.data[regno - GR64_REGNUM] = read_register (regno); - } - msg_send_serial (out_msg_buf); - if (!expect_msg (WRITE_ACK, in_msg_buf, 1)) - { - result = -1; - } -#endif /* GR64_REGNUM */ - -/* Global registers gr96-gr127 */ - out_msg_buf->write_r_msg.byte_count = 4 * (32); - out_msg_buf->write_r_msg.length = 3 * 4 + out_msg_buf->write_r_msg.byte_count; - out_msg_buf->write_r_msg.address = 96; - for (regno = GR96_REGNUM; regno < GR96_REGNUM + 32; regno++) - { - out_msg_buf->write_r_msg.data[regno - GR96_REGNUM] = read_register (regno); - } - msg_send_serial (out_msg_buf); - if (!expect_msg (WRITE_ACK, in_msg_buf, 1)) - { - result = -1; - } - -/* Local Registers */ - out_msg_buf->write_r_msg.memory_space = LOCAL_REG; - out_msg_buf->write_r_msg.byte_count = 4 * 128; - out_msg_buf->write_r_msg.length = 3 * 4 + out_msg_buf->write_r_msg.byte_count; - out_msg_buf->write_r_msg.address = 0; - - for (regno = LR0_REGNUM; regno < LR0_REGNUM + 128; regno++) - { - out_msg_buf->write_r_msg.data[regno - LR0_REGNUM] = read_register (regno); - } - msg_send_serial (out_msg_buf); - if (!expect_msg (WRITE_ACK, in_msg_buf, 1)) - { - result = -1; - } - -/* Protected Special Registers */ - /* VAB through TMR */ - out_msg_buf->write_r_msg.memory_space = SPECIAL_REG; - out_msg_buf->write_r_msg.byte_count = 4 * 10; - out_msg_buf->write_r_msg.length = 3 * 4 + out_msg_buf->write_r_msg.byte_count; - out_msg_buf->write_r_msg.address = 0; - for (regno = 0; regno <= 9; regno++) /* VAB through TMR */ - out_msg_buf->write_r_msg.data[regno] = read_register (SR_REGNUM (regno)); - msg_send_serial (out_msg_buf); - if (!expect_msg (WRITE_ACK, in_msg_buf, 1)) - { - result = -1; - } - - /* PC0, PC1, PC2 possibly as shadow registers */ - out_msg_buf->write_r_msg.byte_count = 4 * 3; - out_msg_buf->write_r_msg.length = 3 * 4 + out_msg_buf->write_r_msg.byte_count; - for (regno = 10; regno <= 12; regno++) /* LRU and MMU */ - out_msg_buf->write_r_msg.data[regno - 10] = read_register (SR_REGNUM (regno)); - if (USE_SHADOW_PC) - out_msg_buf->write_r_msg.address = 20; /* SPC0 */ - else - out_msg_buf->write_r_msg.address = 10; /* PC0 */ - msg_send_serial (out_msg_buf); - if (!expect_msg (WRITE_ACK, in_msg_buf, 1)) - { - result = -1; - } - - /* LRU and MMU */ - out_msg_buf->write_r_msg.byte_count = 4 * 2; - out_msg_buf->write_r_msg.length = 3 * 4 + out_msg_buf->write_r_msg.byte_count; - out_msg_buf->write_r_msg.address = 13; - for (regno = 13; regno <= 14; regno++) /* LRU and MMU */ - out_msg_buf->write_r_msg.data[regno - 13] = read_register (SR_REGNUM (regno)); - msg_send_serial (out_msg_buf); - if (!expect_msg (WRITE_ACK, in_msg_buf, 1)) - { - result = -1; - } - -/* Unprotected Special Registers */ - out_msg_buf->write_r_msg.byte_count = 4 * 8; - out_msg_buf->write_r_msg.length = 3 * 4 + out_msg_buf->write_r_msg.byte_count; - out_msg_buf->write_r_msg.address = 128; - for (regno = 128; regno <= 135; regno++) - out_msg_buf->write_r_msg.data[regno - 128] = read_register (SR_REGNUM (regno)); - msg_send_serial (out_msg_buf); - if (!expect_msg (WRITE_ACK, in_msg_buf, 1)) - { - result = -1; - } - - registers_changed (); -} - -/*************************************************** REMOTE_PREPARE_TO_STORE */ -/* Get ready to modify the registers array. On machines which store - individual registers, this doesn't need to do anything. On machines - which store all the registers in one fell swoop, this makes sure - that registers contains all the registers from the program being - debugged. */ - -static void -mm_prepare_to_store (void) -{ - /* Do nothing, since we can store individual regs */ -} - -/******************************************************* REMOTE_XFER_MEMORY */ -static CORE_ADDR -translate_addr (CORE_ADDR addr) -{ -#if defined(KERNEL_DEBUGGING) - /* Check for a virtual address in the kernel */ - /* Assume physical address of ublock is in paddr_u register */ - /* FIXME: doesn't work for user virtual addresses */ - if (addr >= UVADDR) - { - /* PADDR_U register holds the physical address of the ublock */ - CORE_ADDR i = (CORE_ADDR) read_register (PADDR_U_REGNUM); - return (i + addr - (CORE_ADDR) UVADDR); - } - else - { - return (addr); - } -#else - return (addr); -#endif -} - -/******************************************************* REMOTE_FILES_INFO */ -static void -mm_files_info (void) -{ - printf ("\tAttached to %s at %d baud and running program %s.\n", - dev_name, baudrate, prog_name); -} - -/************************************************* REMOTE_INSERT_BREAKPOINT */ -static int -mm_insert_breakpoint (CORE_ADDR addr, char *contents_cache) -{ - out_msg_buf->bkpt_set_msg.code = BKPT_SET; - out_msg_buf->bkpt_set_msg.length = 4 * 4; - out_msg_buf->bkpt_set_msg.memory_space = I_MEM; - out_msg_buf->bkpt_set_msg.bkpt_addr = (ADDR32) addr; - out_msg_buf->bkpt_set_msg.pass_count = 1; - out_msg_buf->bkpt_set_msg.bkpt_type = -1; /* use illop for 29000 */ - msg_send_serial (out_msg_buf); - if (expect_msg (BKPT_SET_ACK, in_msg_buf, 1)) - { - return 0; /* Success */ - } - else - { - return 1; /* Failure */ - } -} - -/************************************************* REMOTE_DELETE_BREAKPOINT */ -static int -mm_remove_breakpoint (CORE_ADDR addr, char *contents_cache) -{ - out_msg_buf->bkpt_rm_msg.code = BKPT_RM; - out_msg_buf->bkpt_rm_msg.length = 4 * 3; - out_msg_buf->bkpt_rm_msg.memory_space = I_MEM; - out_msg_buf->bkpt_rm_msg.bkpt_addr = (ADDR32) addr; - msg_send_serial (out_msg_buf); - if (expect_msg (BKPT_RM_ACK, in_msg_buf, 1)) - { - return 0; /* Success */ - } - else - { - return 1; /* Failure */ - } -} - - -/******************************************************* REMOTE_KILL */ -static void -mm_kill (char *arg, int from_tty) -{ - char buf[4]; - -#if defined(KERNEL_DEBUGGING) - /* We don't ever kill the kernel */ - if (from_tty) - { - printf ("Kernel not killed, but left in current state.\n"); - printf ("Use detach to leave kernel running.\n"); - } -#else - out_msg_buf->break_msg.code = BREAK; - out_msg_buf->bkpt_set_msg.length = 4 * 0; - expect_msg (HALT, in_msg_buf, from_tty); - if (from_tty) - { - printf ("Target has been stopped."); - printf ("Would you like to do a hardware reset (y/n) [n] "); - fgets (buf, 3, stdin); - if (buf[0] == 'y') - { - out_msg_buf->reset_msg.code = RESET; - out_msg_buf->bkpt_set_msg.length = 4 * 0; - expect_msg (RESET_ACK, in_msg_buf, from_tty); - printf ("Target has been reset."); - } - } - pop_target (); -#endif -} - - - -/***************************************************************************/ -/* - * Load a program into the target. - */ -static void -mm_load (char *arg_string, int from_tty) -{ - dont_repeat (); - -#if defined(KERNEL_DEBUGGING) - printf ("The kernel had better be loaded already! Loading not done.\n"); -#else - if (arg_string == 0) - error ("The load command takes a file name"); - - arg_string = tilde_expand (arg_string); - make_cleanup (xfree, arg_string); - QUIT; - immediate_quit++; - error ("File loading is not yet supported for MiniMon."); - /* FIXME, code to load your file here... */ - /* You may need to do an init_target_mm() */ - /* init_target_mm(?,?,?,?,?,?,?,?); */ - immediate_quit--; - /* symbol_file_add (arg_string, from_tty, text_addr, 0, 0); */ -#endif - -} - -/************************************************ REMOTE_WRITE_INFERIOR_MEMORY -** Copy LEN bytes of data from debugger memory at MYADDR - to inferior's memory at MEMADDR. Returns number of bytes written. */ -static int -mm_write_inferior_memory (CORE_ADDR memaddr, char *myaddr, int len) -{ - int i, nwritten; - - out_msg_buf->write_req_msg.code = WRITE_REQ; - out_msg_buf->write_req_msg.memory_space = mm_memory_space (memaddr); - - nwritten = 0; - while (nwritten < len) - { - int num_to_write = len - nwritten; - if (num_to_write > MAXDATA) - num_to_write = MAXDATA; - for (i = 0; i < num_to_write; i++) - out_msg_buf->write_req_msg.data[i] = myaddr[i + nwritten]; - out_msg_buf->write_req_msg.byte_count = num_to_write; - out_msg_buf->write_req_msg.length = 3 * 4 + num_to_write; - out_msg_buf->write_req_msg.address = memaddr + nwritten; - msg_send_serial (out_msg_buf); - - if (expect_msg (WRITE_ACK, in_msg_buf, 1)) - { - nwritten += in_msg_buf->write_ack_msg.byte_count; - } - else - { - break; - } - } - return (nwritten); -} - -/************************************************* REMOTE_READ_INFERIOR_MEMORY -** Read LEN bytes from inferior memory at MEMADDR. Put the result - at debugger address MYADDR. Returns number of bytes read. */ -static int -mm_read_inferior_memory (CORE_ADDR memaddr, char *myaddr, int len) -{ - int i, nread; - - out_msg_buf->read_req_msg.code = READ_REQ; - out_msg_buf->read_req_msg.memory_space = mm_memory_space (memaddr); - - nread = 0; - while (nread < len) - { - int num_to_read = (len - nread); - if (num_to_read > MAXDATA) - num_to_read = MAXDATA; - out_msg_buf->read_req_msg.byte_count = num_to_read; - out_msg_buf->read_req_msg.length = 3 * 4 + num_to_read; - out_msg_buf->read_req_msg.address = memaddr + nread; - msg_send_serial (out_msg_buf); - - if (expect_msg (READ_ACK, in_msg_buf, 1)) - { - for (i = 0; i < in_msg_buf->read_ack_msg.byte_count; i++) - myaddr[i + nread] = in_msg_buf->read_ack_msg.data[i]; - nread += in_msg_buf->read_ack_msg.byte_count; - } - else - { - break; - } - } - return (nread); -} - -/* FIXME! Merge these two. */ -static int -mm_xfer_inferior_memory (CORE_ADDR memaddr, char *myaddr, int len, int write, - struct mem_attrib *attrib ATTRIBUTE_UNUSED, - struct target_ops *target ATTRIBUTE_UNUSED) -{ - - memaddr = translate_addr (memaddr); - - if (write) - return mm_write_inferior_memory (memaddr, myaddr, len); - else - return mm_read_inferior_memory (memaddr, myaddr, len); -} - - -/********************************************************** MSG_SEND_SERIAL -** This function is used to send a message over the -** serial line. -** -** If the message is successfully sent, a zero is -** returned. If the message was not sendable, a -1 -** is returned. This function blocks. That is, it -** does not return until the message is completely -** sent, or until an error is encountered. -** -*/ - -int -msg_send_serial (union msg_t *msg_ptr) -{ - INT32 message_size; - int byte_count; - int result; - char c; - - /* Send message header */ - byte_count = 0; - message_size = msg_ptr->generic_msg.length + (2 * sizeof (INT32)); - do - { - c = *((char *) msg_ptr + byte_count); - result = write (mm_desc, &c, 1); - if (result == 1) - { - byte_count = byte_count + 1; - } - } - while ((byte_count < message_size)); - - return (0); -} /* end msg_send_serial() */ - -/********************************************************** MSG_RECV_SERIAL -** This function is used to receive a message over a -** serial line. -** -** If the message is waiting in the buffer, a zero is -** returned and the buffer pointed to by msg_ptr is filled -** in. If no message was available, a -1 is returned. -** If timeout==0, wait indefinetly for a character. -** -*/ - -int -msg_recv_serial (union msg_t *msg_ptr) -{ - static INT32 length = 0; - static INT32 byte_count = 0; - int result; - char c; - if (msg_ptr == 0) /* re-sync request */ - { - length = 0; - byte_count = 0; -#ifdef HAVE_TERMIO - /* The timeout here is the prevailing timeout set with VTIME */ - ->"timeout==0 semantics not supported" - read (mm_desc, in_buf, BUFER_SIZE); -#else - alarm (1); - read (mm_desc, in_buf, BUFER_SIZE); - alarm (0); -#endif - return (0); - } - /* Receive message */ -#ifdef HAVE_TERMIO -/* Timeout==0, help support the mm_wait() routine */ - ->"timeout==0 semantics not supported (and its nice if they are)" - result = read (mm_desc, &c, 1); -#else - alarm (timeout); - result = read (mm_desc, &c, 1); - alarm (0); -#endif - if (result < 0) - { - if (errno == EINTR) - { - error ("Timeout reading from remote system."); - } - else - perror_with_name ("remote"); - } - else if (result == 1) - { - *((char *) msg_ptr + byte_count) = c; - byte_count = byte_count + 1; - } - - /* Message header received. Save message length. */ - if (byte_count == (2 * sizeof (INT32))) - length = msg_ptr->generic_msg.length; - - if (byte_count >= (length + (2 * sizeof (INT32)))) - { - /* Message received */ - byte_count = 0; - return (0); - } - else - return (-1); - -} /* end msg_recv_serial() */ - -/********************************************************************* KBD_RAW -** This function is used to put the keyboard in "raw" -** mode for BSD Unix. The original status is saved -** so that it may be restored later. -*/ -TERMINAL kbd_tbuf; - -int -kbd_raw (void) -{ - int result; - TERMINAL tbuf; - - /* Get keyboard termio (to save to restore original modes) */ -#ifdef HAVE_TERMIO - result = ioctl (0, TCGETA, &kbd_tbuf); -#else - result = ioctl (0, TIOCGETP, &kbd_tbuf); -#endif - if (result == -1) - return (errno); - - /* Get keyboard TERMINAL (for modification) */ -#ifdef HAVE_TERMIO - result = ioctl (0, TCGETA, &tbuf); -#else - result = ioctl (0, TIOCGETP, &tbuf); -#endif - if (result == -1) - return (errno); - - /* Set up new parameters */ -#ifdef HAVE_TERMIO - tbuf.c_iflag = tbuf.c_iflag & - ~(INLCR | ICRNL | IUCLC | ISTRIP | IXON | BRKINT); - tbuf.c_lflag = tbuf.c_lflag & ~(ICANON | ISIG | ECHO); - tbuf.c_cc[4] = 0; /* MIN */ - tbuf.c_cc[5] = 0; /* TIME */ -#else - /* FIXME: not sure if this is correct (matches HAVE_TERMIO). */ - tbuf.sg_flags |= RAW; - tbuf.sg_flags |= ANYP; - tbuf.sg_flags &= ~ECHO; -#endif - - /* Set keyboard termio to new mode (RAW) */ -#ifdef HAVE_TERMIO - result = ioctl (0, TCSETAF, &tbuf); -#else - result = ioctl (0, TIOCSETP, &tbuf); -#endif - if (result == -1) - return (errno); - - return (0); -} /* end kbd_raw() */ - - - -/***************************************************************** KBD_RESTORE -** This function is used to put the keyboard back in the -** mode it was in before kbk_raw was called. Note that -** kbk_raw() must have been called at least once before -** kbd_restore() is called. -*/ - -int -kbd_restore (void) -{ - int result; - - /* Set keyboard termio to original mode */ -#ifdef HAVE_TERMIO - result = ioctl (0, TCSETAF, &kbd_tbuf); -#else - result = ioctl (0, TIOCGETP, &kbd_tbuf); -#endif - - if (result == -1) - return (errno); - - return (0); -} /* end kbd_cooked() */ - - -/*****************************************************************************/ -/* Fetch a single register indicatated by 'regno'. - * Returns 0/-1 on success/failure. - */ -static int -fetch_register (int regno) -{ - int result; - out_msg_buf->read_req_msg.code = READ_REQ; - out_msg_buf->read_req_msg.length = 4 * 3; - out_msg_buf->read_req_msg.byte_count = 4; - - if (regno == GR1_REGNUM) - { - out_msg_buf->read_req_msg.memory_space = GLOBAL_REG; - out_msg_buf->read_req_msg.address = 1; - } - else if (regno >= GR96_REGNUM && regno < GR96_REGNUM + 32) - { - out_msg_buf->read_req_msg.memory_space = GLOBAL_REG; - out_msg_buf->read_req_msg.address = (regno - GR96_REGNUM) + 96; - } -#if defined(GR64_REGNUM) - else if (regno >= GR64_REGNUM && regno < GR64_REGNUM + 32) - { - out_msg_buf->read_req_msg.memory_space = GLOBAL_REG; - out_msg_buf->read_req_msg.address = (regno - GR64_REGNUM) + 64; - } -#endif /* GR64_REGNUM */ - else if (regno >= LR0_REGNUM && regno < LR0_REGNUM + 128) - { - out_msg_buf->read_req_msg.memory_space = LOCAL_REG; - out_msg_buf->read_req_msg.address = (regno - LR0_REGNUM); - } - else if (regno >= FPE_REGNUM && regno <= EXO_REGNUM) - { - int val = -1; - supply_register (160 + (regno - FPE_REGNUM), &val); - return 0; /* Pretend Success */ - } - else - { - out_msg_buf->read_req_msg.memory_space = SPECIAL_REG; - out_msg_buf->read_req_msg.address = regnum_to_srnum (regno); - } - - msg_send_serial (out_msg_buf); - - if (expect_msg (READ_ACK, in_msg_buf, 1)) - { - supply_register (regno, &(in_msg_buf->read_r_ack_msg.data[0])); - result = 0; - } - else - { - result = -1; - } - return result; -} -/*****************************************************************************/ -/* Store a single register indicated by 'regno'. - * Returns 0/-1 on success/failure. - */ -static int -store_register (int regno) -{ - int result; - - out_msg_buf->write_req_msg.code = WRITE_REQ; - out_msg_buf->write_req_msg.length = 4 * 4; - out_msg_buf->write_req_msg.byte_count = 4; - out_msg_buf->write_r_msg.data[0] = read_register (regno); - - if (regno == GR1_REGNUM) - { - out_msg_buf->write_req_msg.memory_space = GLOBAL_REG; - out_msg_buf->write_req_msg.address = 1; - /* Setting GR1 changes the numbers of all the locals, so invalidate the - * register cache. Do this *after* calling read_register, because we want - * read_register to return the value that write_register has just stuffed - * into the registers array, not the value of the register fetched from - * the inferior. - */ - registers_changed (); - } -#if defined(GR64_REGNUM) - else if (regno >= GR64_REGNUM && regno < GR64_REGNUM + 32) - { - out_msg_buf->write_req_msg.memory_space = GLOBAL_REG; - out_msg_buf->write_req_msg.address = (regno - GR64_REGNUM) + 64; - } -#endif /* GR64_REGNUM */ - else if (regno >= GR96_REGNUM && regno < GR96_REGNUM + 32) - { - out_msg_buf->write_req_msg.memory_space = GLOBAL_REG; - out_msg_buf->write_req_msg.address = (regno - GR96_REGNUM) + 96; - } - else if (regno >= LR0_REGNUM && regno < LR0_REGNUM + 128) - { - out_msg_buf->write_req_msg.memory_space = LOCAL_REG; - out_msg_buf->write_req_msg.address = (regno - LR0_REGNUM); - } - else if (regno >= FPE_REGNUM && regno <= EXO_REGNUM) - { - return 0; /* Pretend Success */ - } - else - /* An unprotected or protected special register */ - { - out_msg_buf->write_req_msg.memory_space = SPECIAL_REG; - out_msg_buf->write_req_msg.address = regnum_to_srnum (regno); - } - - msg_send_serial (out_msg_buf); - - if (expect_msg (WRITE_ACK, in_msg_buf, 1)) - { - result = 0; - } - else - { - result = -1; - } - return result; -} -/****************************************************************************/ -/* - * Convert a gdb special register number to a 29000 special register number. - */ -static int -regnum_to_srnum (int regno) -{ - switch (regno) - { - case VAB_REGNUM: - return (0); - case OPS_REGNUM: - return (1); - case CPS_REGNUM: - return (2); - case CFG_REGNUM: - return (3); - case CHA_REGNUM: - return (4); - case CHD_REGNUM: - return (5); - case CHC_REGNUM: - return (6); - case RBP_REGNUM: - return (7); - case TMC_REGNUM: - return (8); - case TMR_REGNUM: - return (9); - case NPC_REGNUM: - return (USE_SHADOW_PC ? (20) : (10)); - case PC_REGNUM: - return (USE_SHADOW_PC ? (21) : (11)); - case PC2_REGNUM: - return (USE_SHADOW_PC ? (22) : (12)); - case MMU_REGNUM: - return (13); - case LRU_REGNUM: - return (14); - case IPC_REGNUM: - return (128); - case IPA_REGNUM: - return (129); - case IPB_REGNUM: - return (130); - case Q_REGNUM: - return (131); - case ALU_REGNUM: - return (132); - case BP_REGNUM: - return (133); - case FC_REGNUM: - return (134); - case CR_REGNUM: - return (135); - case FPE_REGNUM: - return (160); - case INTE_REGNUM: - return (161); - case FPS_REGNUM: - return (162); - case EXO_REGNUM: - return (164); - default: - return (255); /* Failure ? */ - } -} -/****************************************************************************/ -/* - * Initialize the target debugger (minimon only). - */ -static void -init_target_mm (ADDR32 tstart, ADDR32 tend, ADDR32 dstart, ADDR32 dend, - ADDR32 entry, INT32 ms_size, INT32 rs_size, ADDR32 arg_start) -{ - out_msg_buf->init_msg.code = INIT; - out_msg_buf->init_msg.length = sizeof (struct init_msg_t) - 2 * sizeof (INT32); - out_msg_buf->init_msg.text_start = tstart; - out_msg_buf->init_msg.text_end = tend; - out_msg_buf->init_msg.data_start = dstart; - out_msg_buf->init_msg.data_end = dend; - out_msg_buf->init_msg.entry_point = entry; - out_msg_buf->init_msg.mem_stack_size = ms_size; - out_msg_buf->init_msg.reg_stack_size = rs_size; - out_msg_buf->init_msg.arg_start = arg_start; - msg_send_serial (out_msg_buf); - expect_msg (INIT_ACK, in_msg_buf, 1); -} -/****************************************************************************/ -/* - * Return a pointer to a string representing the given message code. - * Not all messages are represented here, only the ones that we expect - * to be called with. - */ -static char * -msg_str (INT32 code) -{ - static char cbuf[32]; - - switch (code) - { - case BKPT_SET_ACK: - sprintf (cbuf, "%s (%d)", "BKPT_SET_ACK", code); - break; - case BKPT_RM_ACK: - sprintf (cbuf, "%s (%d)", "BKPT_RM_ACK", code); - break; - case INIT_ACK: - sprintf (cbuf, "%s (%d)", "INIT_ACK", code); - break; - case READ_ACK: - sprintf (cbuf, "%s (%d)", "READ_ACK", code); - break; - case WRITE_ACK: - sprintf (cbuf, "%s (%d)", "WRITE_ACK", code); - break; - case ERROR: - sprintf (cbuf, "%s (%d)", "ERROR", code); - break; - case HALT: - sprintf (cbuf, "%s (%d)", "HALT", code); - break; - default: - sprintf (cbuf, "UNKNOWN (%d)", code); - break; - } - return (cbuf); -} -/****************************************************************************/ -/* - * Selected (not all of them) error codes that we might get. - */ -static char * -error_msg_str (INT32 code) -{ - static char cbuf[50]; - - switch (code) - { - case EMFAIL: - return ("EMFAIL: unrecoverable error"); - case EMBADADDR: - return ("EMBADADDR: Illegal address"); - case EMBADREG: - return ("EMBADREG: Illegal register "); - case EMACCESS: - return ("EMACCESS: Could not access memory"); - case EMBADMSG: - return ("EMBADMSG: Unknown message type"); - case EMMSG2BIG: - return ("EMMSG2BIG: Message to large"); - case EMNOSEND: - return ("EMNOSEND: Could not send message"); - case EMNORECV: - return ("EMNORECV: Could not recv message"); - case EMRESET: - return ("EMRESET: Could not RESET target"); - case EMCONFIG: - return ("EMCONFIG: Could not get target CONFIG"); - case EMSTATUS: - return ("EMSTATUS: Could not get target STATUS"); - case EMREAD: - return ("EMREAD: Could not READ target memory"); - case EMWRITE: - return ("EMWRITE: Could not WRITE target memory"); - case EMBKPTSET: - return ("EMBKPTSET: Could not set breakpoint"); - case EMBKPTRM: - return ("EMBKPTRM: Could not remove breakpoint"); - case EMBKPTSTAT: - return ("EMBKPTSTAT: Could not get breakpoint status"); - case EMBKPTNONE: - return ("EMBKPTNONE: All breakpoints in use"); - case EMBKPTUSED: - return ("EMBKPTUSED: Breakpoints already in use"); - case EMINIT: - return ("EMINIT: Could not init target memory"); - case EMGO: - return ("EMGO: Could not start execution"); - case EMSTEP: - return ("EMSTEP: Could not single step"); - case EMBREAK: - return ("EMBREAK: Could not BREAK"); - case EMCOMMERR: - return ("EMCOMMERR: Communication error"); - default: - sprintf (cbuf, "error number %d", code); - break; - } /* end switch */ - - return (cbuf); -} -/****************************************************************************/ - -/* Receive a message, placing it in MSG_BUF, and expect it to be of - type MSGCODE. If an error occurs, a non-zero FROM_TTY indicates - that the message should be printed. - - Return 0 for failure, 1 for success. */ - -static int -expect_msg (INT32 msgcode, union msg_t *msg_buf, int from_tty) -{ - int retries = 0; - while (msg_recv_serial (msg_buf) && (retries++ < MAX_RETRIES)); - if (retries >= MAX_RETRIES) - { - printf ("Expected msg %s, ", msg_str (msgcode)); - printf ("no message received!\n"); - return (0); /* Failure */ - } - - if (msg_buf->generic_msg.code != msgcode) - { - if (from_tty) - { - printf ("Expected msg %s, ", msg_str (msgcode)); - printf ("got msg %s\n", msg_str (msg_buf->generic_msg.code)); - if (msg_buf->generic_msg.code == ERROR) - printf ("%s\n", error_msg_str (msg_buf->error_msg.error_code)); - } - return (0); /* Failure */ - } - return (1); /* Success */ -} -/****************************************************************************/ -/* - * Determine the MiniMon memory space qualifier based on the addr. - * FIXME: Can't distinguis I_ROM/D_ROM. - * FIXME: Doesn't know anything about I_CACHE/D_CACHE. - */ -static int -mm_memory_space (CORE_ADDR *addr) -{ - ADDR32 tstart = target_config.I_mem_start; - ADDR32 tend = tstart + target_config.I_mem_size; - ADDR32 dstart = target_config.D_mem_start; - ADDR32 dend = tstart + target_config.D_mem_size; - ADDR32 rstart = target_config.ROM_start; - ADDR32 rend = tstart + target_config.ROM_size; - - if (((ADDR32) addr >= tstart) && ((ADDR32) addr < tend)) - { - return I_MEM; - } - else if (((ADDR32) addr >= dstart) && ((ADDR32) addr < dend)) - { - return D_MEM; - } - else if (((ADDR32) addr >= rstart) && ((ADDR32) addr < rend)) - { - /* FIXME: how do we determine between D_ROM and I_ROM */ - return D_ROM; - } - else /* FIXME: what do me do now? */ - return D_MEM; /* Hmmm! */ -} - -/****************************************************************************/ -/* - * Define the target subroutine names - */ -struct target_ops mm_ops; - -static void -init_mm_ops (void) -{ - mm_ops.to_shortname = "minimon"; - mm_ops.to_longname = "Remote AMD/Minimon target"; - mm_ops.to_doc = "Remote debug an AMD 290*0 using the MiniMon dbg core on the target"; - mm_ops.to_open = mm_open; - mm_ops.to_close = mm_close; - mm_ops.to_attach = mm_attach; - mm_ops.to_post_attach = NULL; - mm_ops.to_require_attach = NULL; - mm_ops.to_detach = mm_detach; - mm_ops.to_require_detach = NULL; - mm_ops.to_resume = mm_resume; - mm_ops.to_wait = mm_wait; - mm_ops.to_post_wait = NULL; - mm_ops.to_fetch_registers = mm_fetch_registers; - mm_ops.to_store_registers = mm_store_registers; - mm_ops.to_prepare_to_store = mm_prepare_to_store; - mm_ops.to_xfer_memory = mm_xfer_inferior_memory; - mm_ops.to_files_info = mm_files_info; - mm_ops.to_insert_breakpoint = mm_insert_breakpoint; - mm_ops.to_remove_breakpoint = mm_remove_breakpoint; - mm_ops.to_terminal_init = 0; - mm_ops.to_terminal_inferior = 0; - mm_ops.to_terminal_ours_for_output = 0; - mm_ops.to_terminal_ours = 0; - mm_ops.to_terminal_info = 0; - mm_ops.to_kill = mm_kill; - mm_ops.to_load = mm_load; - mm_ops.to_lookup_symbol = 0; - mm_ops.to_create_inferior = mm_create_inferior; - mm_ops.to_post_startup_inferior = NULL; - mm_ops.to_acknowledge_created_inferior = NULL; - mm_ops.to_clone_and_follow_inferior = NULL; - mm_ops.to_post_follow_inferior_by_clone = NULL; - mm_ops.to_insert_fork_catchpoint = NULL; - mm_ops.to_remove_fork_catchpoint = NULL; - mm_ops.to_insert_vfork_catchpoint = NULL; - mm_ops.to_remove_vfork_catchpoint = NULL; - mm_ops.to_has_forked = NULL; - mm_ops.to_has_vforked = NULL; - mm_ops.to_can_follow_vfork_prior_to_exec = NULL; - mm_ops.to_post_follow_vfork = NULL; - mm_ops.to_insert_exec_catchpoint = NULL; - mm_ops.to_remove_exec_catchpoint = NULL; - mm_ops.to_has_execd = NULL; - mm_ops.to_reported_exec_events_per_exec_call = NULL; - mm_ops.to_has_exited = NULL; - mm_ops.to_mourn_inferior = mm_mourn; - mm_ops.to_can_run = 0; - mm_ops.to_notice_signals = 0; - mm_ops.to_thread_alive = 0; - mm_ops.to_stop = 0; - mm_ops.to_pid_to_exec_file = NULL; - mm_ops.to_stratum = process_stratum; - mm_ops.DONT_USE = 0; - mm_ops.to_has_all_memory = 1; - mm_ops.to_has_memory = 1; - mm_ops.to_has_stack = 1; - mm_ops.to_has_registers = 1; - mm_ops.to_has_execution = 1; - mm_ops.to_sections = 0; - mm_ops.to_sections_end = 0; - mm_ops.to_magic = OPS_MAGIC; -}; - -void -_initialize_remote_mm (void) -{ - init_mm_ops (); - add_target (&mm_ops); -} - -#ifdef NO_HIF_SUPPORT -service_HIF (union msg_t *msg) -{ - return (0); /* Emulate a failure */ -} -#endif +/* OBSOLETE /* Remote debugging interface for Am290*0 running MiniMON monitor, for GDB. */ +/* OBSOLETE Copyright 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1998, 1999, 2000, */ +/* OBSOLETE 2001 Free Software Foundation, Inc. */ +/* OBSOLETE Originally written by Daniel Mann at AMD. */ +/* OBSOLETE */ +/* OBSOLETE This file is part of GDB. */ +/* OBSOLETE */ +/* OBSOLETE This program is free software; you can redistribute it and/or modify */ +/* OBSOLETE it under the terms of the GNU General Public License as published by */ +/* OBSOLETE the Free Software Foundation; either version 2 of the License, or */ +/* OBSOLETE (at your option) any later version. */ +/* OBSOLETE */ +/* OBSOLETE This program is distributed in the hope that it will be useful, */ +/* OBSOLETE but WITHOUT ANY WARRANTY; without even the implied warranty of */ +/* OBSOLETE MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the */ +/* OBSOLETE GNU General Public License for more details. */ +/* OBSOLETE */ +/* OBSOLETE You should have received a copy of the GNU General Public License */ +/* OBSOLETE along with this program; if not, write to the Free Software */ +/* OBSOLETE Foundation, Inc., 59 Temple Place - Suite 330, */ +/* OBSOLETE Boston, MA 02111-1307, USA. */ */ +/* OBSOLETE */ +/* OBSOLETE /* This is like remote.c but ecpects MiniMON to be running on the Am29000 */ +/* OBSOLETE target hardware. */ +/* OBSOLETE - David Wood (wood@lab.ultra.nyu.edu) at New York University adapted this */ +/* OBSOLETE file to gdb 3.95. I was unable to get this working on sun3os4 */ +/* OBSOLETE with termio, only with sgtty. Because we are only attempting to */ +/* OBSOLETE use this module to debug our kernel, which is already loaded when */ +/* OBSOLETE gdb is started up, I did not code up the file downloading facilities. */ +/* OBSOLETE As a result this module has only the stubs to download files. */ +/* OBSOLETE You should get tagged at compile time if you need to make any */ +/* OBSOLETE changes/additions. */ */ +/* OBSOLETE */ +/* OBSOLETE #include "defs.h" */ +/* OBSOLETE #include "inferior.h" */ +/* OBSOLETE #include "value.h" */ +/* OBSOLETE #include <ctype.h> */ +/* OBSOLETE #include <fcntl.h> */ +/* OBSOLETE #include <signal.h> */ +/* OBSOLETE #include <errno.h> */ +/* OBSOLETE #include "gdb_string.h" */ +/* OBSOLETE #include "terminal.h" */ +/* OBSOLETE #include "minimon.h" */ +/* OBSOLETE #include "target.h" */ +/* OBSOLETE #include "regcache.h" */ +/* OBSOLETE */ +/* OBSOLETE /* Offset of member MEMBER in a struct of type TYPE. */ */ +/* OBSOLETE #define offsetof(TYPE, MEMBER) ((int) &((TYPE *)0)->MEMBER) */ +/* OBSOLETE */ +/* OBSOLETE #define DRAIN_INPUT() (msg_recv_serial((union msg_t*)0)) */ +/* OBSOLETE */ +/* OBSOLETE extern int stop_soon_quietly; /* for wait_for_inferior */ */ +/* OBSOLETE */ +/* OBSOLETE static void mm_resume (ptid_t ptid, int step, enum target_signal sig) */ +/* OBSOLETE static void mm_fetch_registers (); */ +/* OBSOLETE static int fetch_register (); */ +/* OBSOLETE static void mm_store_registers (); */ +/* OBSOLETE static int store_register (); */ +/* OBSOLETE static int regnum_to_srnum (); */ +/* OBSOLETE static void mm_close (); */ +/* OBSOLETE static char *msg_str (); */ +/* OBSOLETE static char *error_msg_str (); */ +/* OBSOLETE static int expect_msg (); */ +/* OBSOLETE static void init_target_mm (); */ +/* OBSOLETE static int mm_memory_space (); */ +/* OBSOLETE */ +/* OBSOLETE #define FREEZE_MODE (read_register(CPS_REGNUM) && 0x400) */ +/* OBSOLETE #define USE_SHADOW_PC ((processor_type == a29k_freeze_mode) && FREEZE_MODE) */ +/* OBSOLETE */ +/* OBSOLETE /* FIXME: Replace with `set remotedebug'. */ */ +/* OBSOLETE #define LLOG_FILE "minimon.log" */ +/* OBSOLETE #if defined (LOG_FILE) */ +/* OBSOLETE FILE *log_file; */ +/* OBSOLETE #endif */ +/* OBSOLETE */ +/* OBSOLETE /* */ +/* OBSOLETE * Size of message buffers. I couldn't get memory reads to work when */ +/* OBSOLETE * the byte_count was larger than 512 (it may be a baud rate problem). */ +/* OBSOLETE */ */ +/* OBSOLETE #define BUFER_SIZE 512 */ +/* OBSOLETE /* */ +/* OBSOLETE * Size of data area in message buffer on the TARGET (remote system). */ +/* OBSOLETE */ */ +/* OBSOLETE #define MAXDATA_T (target_config.max_msg_size - \ */ +/* OBSOLETE offsetof(struct write_r_msg_t,data[0])) */ +/* OBSOLETE /* */ +/* OBSOLETE * Size of data area in message buffer on the HOST (gdb). */ +/* OBSOLETE */ */ +/* OBSOLETE #define MAXDATA_H (BUFER_SIZE - offsetof(struct write_r_msg_t,data[0])) */ +/* OBSOLETE /* */ +/* OBSOLETE * Defined as the minimum size of data areas of the two message buffers */ +/* OBSOLETE */ */ +/* OBSOLETE #define MAXDATA (MAXDATA_H < MAXDATA_T ? MAXDATA_H : MAXDATA_T) */ +/* OBSOLETE */ +/* OBSOLETE static char out_buf[BUFER_SIZE]; */ +/* OBSOLETE static char in_buf[BUFER_SIZE]; */ +/* OBSOLETE */ +/* OBSOLETE int msg_recv_serial (); */ +/* OBSOLETE int msg_send_serial (); */ +/* OBSOLETE */ +/* OBSOLETE #define MAX_RETRIES 5000 */ +/* OBSOLETE extern struct target_ops mm_ops; /* Forward declaration */ */ +/* OBSOLETE struct config_msg_t target_config; /* HIF needs this */ */ +/* OBSOLETE union msg_t *out_msg_buf = (union msg_t *) out_buf; */ +/* OBSOLETE union msg_t *in_msg_buf = (union msg_t *) in_buf; */ +/* OBSOLETE */ +/* OBSOLETE static int timeout = 5; */ +/* OBSOLETE */ +/* OBSOLETE /* Descriptor for I/O to remote machine. Initialize it to -1 so that */ +/* OBSOLETE mm_open knows that we don't have a file open when the program */ +/* OBSOLETE starts. */ */ +/* OBSOLETE int mm_desc = -1; */ +/* OBSOLETE */ +/* OBSOLETE /* stream which is fdopen'd from mm_desc. Only valid when */ +/* OBSOLETE mm_desc != -1. */ */ +/* OBSOLETE FILE *mm_stream; */ +/* OBSOLETE */ +/* OBSOLETE /* Called when SIGALRM signal sent due to alarm() timeout. */ */ +/* OBSOLETE #ifndef HAVE_TERMIO */ +/* OBSOLETE */ +/* OBSOLETE volatile int n_alarms; */ +/* OBSOLETE */ +/* OBSOLETE static void */ +/* OBSOLETE mm_timer (void) */ +/* OBSOLETE { */ +/* OBSOLETE #if 0 */ +/* OBSOLETE if (kiodebug) */ +/* OBSOLETE printf ("mm_timer called\n"); */ +/* OBSOLETE #endif */ +/* OBSOLETE n_alarms++; */ +/* OBSOLETE } */ +/* OBSOLETE #endif /* HAVE_TERMIO */ */ +/* OBSOLETE */ +/* OBSOLETE /* malloc'd name of the program on the remote system. */ */ +/* OBSOLETE static char *prog_name = NULL; */ +/* OBSOLETE */ +/* OBSOLETE */ +/* OBSOLETE /* Number of SIGTRAPs we need to simulate. That is, the next */ +/* OBSOLETE NEED_ARTIFICIAL_TRAP calls to mm_wait should just return */ +/* OBSOLETE SIGTRAP without actually waiting for anything. */ */ +/* OBSOLETE */ +/* OBSOLETE /**************************************************** REMOTE_CREATE_INFERIOR */ */ +/* OBSOLETE /* This is called not only when we first attach, but also when the */ +/* OBSOLETE user types "run" after having attached. */ */ +/* OBSOLETE static void */ +/* OBSOLETE mm_create_inferior (char *execfile, char *args, char **env) */ +/* OBSOLETE { */ +/* OBSOLETE #define MAX_TOKENS 25 */ +/* OBSOLETE #define BUFFER_SIZE 256 */ +/* OBSOLETE int token_count; */ +/* OBSOLETE int result; */ +/* OBSOLETE char *token[MAX_TOKENS]; */ +/* OBSOLETE char cmd_line[BUFFER_SIZE]; */ +/* OBSOLETE */ +/* OBSOLETE if (args && *args) */ +/* OBSOLETE error ("Can't pass arguments to remote mm process (yet)."); */ +/* OBSOLETE */ +/* OBSOLETE if (execfile == 0 /* || exec_bfd == 0 */ ) */ +/* OBSOLETE error ("No executable file specified"); */ +/* OBSOLETE */ +/* OBSOLETE if (!mm_stream) */ +/* OBSOLETE { */ +/* OBSOLETE printf ("Minimon not open yet.\n"); */ +/* OBSOLETE return; */ +/* OBSOLETE } */ +/* OBSOLETE */ +/* OBSOLETE /* On ultra3 (NYU) we assume the kernel is already running so there is */ +/* OBSOLETE no file to download. */ +/* OBSOLETE FIXME: Fixed required here -> load your program, possibly with mm_load(). */ +/* OBSOLETE */ */ +/* OBSOLETE printf_filtered ("\n\ */ +/* OBSOLETE Assuming you are at NYU debuging a kernel, i.e., no need to download.\n\n"); */ +/* OBSOLETE */ +/* OBSOLETE /* We will get a task spawn event immediately. */ */ +/* OBSOLETE init_wait_for_inferior (); */ +/* OBSOLETE clear_proceed_status (); */ +/* OBSOLETE stop_soon_quietly = 1; */ +/* OBSOLETE proceed (-1, TARGET_SIGNAL_DEFAULT, 0); */ +/* OBSOLETE normal_stop (); */ +/* OBSOLETE } */ +/* OBSOLETE /**************************************************** REMOTE_MOURN_INFERIOR */ */ +/* OBSOLETE static void */ +/* OBSOLETE mm_mourn (void) */ +/* OBSOLETE { */ +/* OBSOLETE pop_target (); /* Pop back to no-child state */ */ +/* OBSOLETE generic_mourn_inferior (); */ +/* OBSOLETE } */ +/* OBSOLETE */ +/* OBSOLETE /********************************************************************** damn_b */ +/* OBSOLETE */ */ +/* OBSOLETE /* Translate baud rates from integers to damn B_codes. Unix should */ +/* OBSOLETE have outgrown this crap years ago, but even POSIX wouldn't buck it. */ */ +/* OBSOLETE */ +/* OBSOLETE #ifndef B19200 */ +/* OBSOLETE #define B19200 EXTA */ +/* OBSOLETE #endif */ +/* OBSOLETE #ifndef B38400 */ +/* OBSOLETE #define B38400 EXTB */ +/* OBSOLETE #endif */ +/* OBSOLETE */ +/* OBSOLETE static struct */ +/* OBSOLETE { */ +/* OBSOLETE int rate, damn_b; */ +/* OBSOLETE } */ +/* OBSOLETE baudtab[] = */ +/* OBSOLETE { */ +/* OBSOLETE { */ +/* OBSOLETE 0, B0 */ +/* OBSOLETE } */ +/* OBSOLETE , */ +/* OBSOLETE { */ +/* OBSOLETE 50, B50 */ +/* OBSOLETE } */ +/* OBSOLETE , */ +/* OBSOLETE { */ +/* OBSOLETE 75, B75 */ +/* OBSOLETE } */ +/* OBSOLETE , */ +/* OBSOLETE { */ +/* OBSOLETE 110, B110 */ +/* OBSOLETE } */ +/* OBSOLETE , */ +/* OBSOLETE { */ +/* OBSOLETE 134, B134 */ +/* OBSOLETE } */ +/* OBSOLETE , */ +/* OBSOLETE { */ +/* OBSOLETE 150, B150 */ +/* OBSOLETE } */ +/* OBSOLETE , */ +/* OBSOLETE { */ +/* OBSOLETE 200, B200 */ +/* OBSOLETE } */ +/* OBSOLETE , */ +/* OBSOLETE { */ +/* OBSOLETE 300, B300 */ +/* OBSOLETE } */ +/* OBSOLETE , */ +/* OBSOLETE { */ +/* OBSOLETE 600, B600 */ +/* OBSOLETE } */ +/* OBSOLETE , */ +/* OBSOLETE { */ +/* OBSOLETE 1200, B1200 */ +/* OBSOLETE } */ +/* OBSOLETE , */ +/* OBSOLETE { */ +/* OBSOLETE 1800, B1800 */ +/* OBSOLETE } */ +/* OBSOLETE , */ +/* OBSOLETE { */ +/* OBSOLETE 2400, B2400 */ +/* OBSOLETE } */ +/* OBSOLETE , */ +/* OBSOLETE { */ +/* OBSOLETE 4800, B4800 */ +/* OBSOLETE } */ +/* OBSOLETE , */ +/* OBSOLETE { */ +/* OBSOLETE 9600, B9600 */ +/* OBSOLETE } */ +/* OBSOLETE , */ +/* OBSOLETE { */ +/* OBSOLETE 19200, B19200 */ +/* OBSOLETE } */ +/* OBSOLETE , */ +/* OBSOLETE { */ +/* OBSOLETE 38400, B38400 */ +/* OBSOLETE } */ +/* OBSOLETE , */ +/* OBSOLETE { */ +/* OBSOLETE -1, -1 */ +/* OBSOLETE } */ +/* OBSOLETE , */ +/* OBSOLETE }; */ +/* OBSOLETE */ +/* OBSOLETE static int */ +/* OBSOLETE damn_b (int rate) */ +/* OBSOLETE { */ +/* OBSOLETE int i; */ +/* OBSOLETE */ +/* OBSOLETE for (i = 0; baudtab[i].rate != -1; i++) */ +/* OBSOLETE if (rate == baudtab[i].rate) */ +/* OBSOLETE return baudtab[i].damn_b; */ +/* OBSOLETE return B38400; /* Random */ */ +/* OBSOLETE } */ +/* OBSOLETE */ +/* OBSOLETE */ +/* OBSOLETE /***************************************************************** REMOTE_OPEN */ +/* OBSOLETE ** Open a connection to remote minimon. */ +/* OBSOLETE NAME is the filename used for communication, then a space, */ +/* OBSOLETE then the baud rate. */ +/* OBSOLETE 'target adapt /dev/ttya 9600 [prognam]' for example. */ +/* OBSOLETE */ */ +/* OBSOLETE */ +/* OBSOLETE static char *dev_name; */ +/* OBSOLETE int baudrate = 9600; */ +/* OBSOLETE static void */ +/* OBSOLETE mm_open (char *name, int from_tty) */ +/* OBSOLETE { */ +/* OBSOLETE TERMINAL sg; */ +/* OBSOLETE unsigned int prl; */ +/* OBSOLETE char *p; */ +/* OBSOLETE */ +/* OBSOLETE /* Find the first whitespace character, it separates dev_name from */ +/* OBSOLETE prog_name. */ */ +/* OBSOLETE for (p = name; */ +/* OBSOLETE p && *p && !isspace (*p); p++) */ +/* OBSOLETE ; */ +/* OBSOLETE if (p == 0 || *p == '\0') */ +/* OBSOLETE erroid: */ +/* OBSOLETE error ("Usage : <command> <serial-device> <baud-rate> [progname]"); */ +/* OBSOLETE dev_name = (char *) xmalloc (p - name + 1); */ +/* OBSOLETE strncpy (dev_name, name, p - name); */ +/* OBSOLETE dev_name[p - name] = '\0'; */ +/* OBSOLETE */ +/* OBSOLETE /* Skip over the whitespace after dev_name */ */ +/* OBSOLETE for (; isspace (*p); p++) */ +/* OBSOLETE /*EMPTY */ ; */ +/* OBSOLETE */ +/* OBSOLETE if (1 != sscanf (p, "%d ", &baudrate)) */ +/* OBSOLETE goto erroid; */ +/* OBSOLETE */ +/* OBSOLETE /* Skip the number and then the spaces */ */ +/* OBSOLETE for (; isdigit (*p); p++) */ +/* OBSOLETE /*EMPTY */ ; */ +/* OBSOLETE for (; isspace (*p); p++) */ +/* OBSOLETE /*EMPTY */ ; */ +/* OBSOLETE */ +/* OBSOLETE if (prog_name != NULL) */ +/* OBSOLETE xfree (prog_name); */ +/* OBSOLETE prog_name = savestring (p, strlen (p)); */ +/* OBSOLETE */ +/* OBSOLETE */ +/* OBSOLETE if (mm_desc >= 0) */ +/* OBSOLETE close (mm_desc); */ +/* OBSOLETE */ +/* OBSOLETE mm_desc = open (dev_name, O_RDWR); */ +/* OBSOLETE if (mm_desc < 0) */ +/* OBSOLETE perror_with_name (dev_name); */ +/* OBSOLETE ioctl (mm_desc, TIOCGETP, &sg); */ +/* OBSOLETE #ifdef HAVE_TERMIO */ +/* OBSOLETE sg.c_cc[VMIN] = 0; /* read with timeout. */ */ +/* OBSOLETE sg.c_cc[VTIME] = timeout * 10; */ +/* OBSOLETE sg.c_lflag &= ~(ICANON | ECHO); */ +/* OBSOLETE sg.c_cflag = (sg.c_cflag & ~CBAUD) | damn_b (baudrate); */ +/* OBSOLETE #else */ +/* OBSOLETE sg.sg_ispeed = damn_b (baudrate); */ +/* OBSOLETE sg.sg_ospeed = damn_b (baudrate); */ +/* OBSOLETE sg.sg_flags |= RAW; */ +/* OBSOLETE sg.sg_flags |= ANYP; */ +/* OBSOLETE sg.sg_flags &= ~ECHO; */ +/* OBSOLETE #endif */ +/* OBSOLETE */ +/* OBSOLETE */ +/* OBSOLETE ioctl (mm_desc, TIOCSETP, &sg); */ +/* OBSOLETE mm_stream = fdopen (mm_desc, "r+"); */ +/* OBSOLETE */ +/* OBSOLETE push_target (&mm_ops); */ +/* OBSOLETE */ +/* OBSOLETE #ifndef HAVE_TERMIO */ +/* OBSOLETE #ifndef NO_SIGINTERRUPT */ +/* OBSOLETE /* Cause SIGALRM's to make reads fail with EINTR instead of resuming */ +/* OBSOLETE the read. */ */ +/* OBSOLETE if (siginterrupt (SIGALRM, 1) != 0) */ +/* OBSOLETE perror ("mm_open: error in siginterrupt"); */ +/* OBSOLETE #endif */ +/* OBSOLETE */ +/* OBSOLETE /* Set up read timeout timer. */ */ +/* OBSOLETE if ((void (*)) signal (SIGALRM, mm_timer) == (void (*)) -1) */ +/* OBSOLETE perror ("mm_open: error in signal"); */ +/* OBSOLETE #endif */ +/* OBSOLETE */ +/* OBSOLETE #if defined (LOG_FILE) */ +/* OBSOLETE log_file = fopen (LOG_FILE, "w"); */ +/* OBSOLETE if (log_file == NULL) */ +/* OBSOLETE perror_with_name (LOG_FILE); */ +/* OBSOLETE #endif */ +/* OBSOLETE /* */ +/* OBSOLETE ** Initialize target configuration structure (global) */ +/* OBSOLETE */ */ +/* OBSOLETE DRAIN_INPUT (); */ +/* OBSOLETE out_msg_buf->config_req_msg.code = CONFIG_REQ; */ +/* OBSOLETE out_msg_buf->config_req_msg.length = 4 * 0; */ +/* OBSOLETE msg_send_serial (out_msg_buf); /* send config request message */ */ +/* OBSOLETE */ +/* OBSOLETE expect_msg (CONFIG, in_msg_buf, 1); */ +/* OBSOLETE */ +/* OBSOLETE a29k_get_processor_type (); */ +/* OBSOLETE */ +/* OBSOLETE /* Print out some stuff, letting the user now what's going on */ */ +/* OBSOLETE printf_filtered ("Connected to MiniMon via %s.\n", dev_name); */ +/* OBSOLETE /* FIXME: can this restriction be removed? */ */ +/* OBSOLETE printf_filtered ("Remote debugging using virtual addresses works only\n"); */ +/* OBSOLETE printf_filtered ("\twhen virtual addresses map 1:1 to physical addresses.\n") */ +/* OBSOLETE ; */ +/* OBSOLETE if (processor_type != a29k_freeze_mode) */ +/* OBSOLETE { */ +/* OBSOLETE fprintf_filtered (gdb_stderr, */ +/* OBSOLETE "Freeze-mode debugging not available, and can only be done on an A29050.\n"); */ +/* OBSOLETE } */ +/* OBSOLETE */ +/* OBSOLETE target_config.code = CONFIG; */ +/* OBSOLETE target_config.length = 0; */ +/* OBSOLETE target_config.processor_id = in_msg_buf->config_msg.processor_id; */ +/* OBSOLETE target_config.version = in_msg_buf->config_msg.version; */ +/* OBSOLETE target_config.I_mem_start = in_msg_buf->config_msg.I_mem_start; */ +/* OBSOLETE target_config.I_mem_size = in_msg_buf->config_msg.I_mem_size; */ +/* OBSOLETE target_config.D_mem_start = in_msg_buf->config_msg.D_mem_start; */ +/* OBSOLETE target_config.D_mem_size = in_msg_buf->config_msg.D_mem_size; */ +/* OBSOLETE target_config.ROM_start = in_msg_buf->config_msg.ROM_start; */ +/* OBSOLETE target_config.ROM_size = in_msg_buf->config_msg.ROM_size; */ +/* OBSOLETE target_config.max_msg_size = in_msg_buf->config_msg.max_msg_size; */ +/* OBSOLETE target_config.max_bkpts = in_msg_buf->config_msg.max_bkpts; */ +/* OBSOLETE target_config.coprocessor = in_msg_buf->config_msg.coprocessor; */ +/* OBSOLETE target_config.reserved = in_msg_buf->config_msg.reserved; */ +/* OBSOLETE if (from_tty) */ +/* OBSOLETE { */ +/* OBSOLETE printf ("Connected to MiniMON :\n"); */ +/* OBSOLETE printf (" Debugcore version %d.%d\n", */ +/* OBSOLETE 0x0f & (target_config.version >> 4), */ +/* OBSOLETE 0x0f & (target_config.version)); */ +/* OBSOLETE printf (" Configuration version %d.%d\n", */ +/* OBSOLETE 0x0f & (target_config.version >> 12), */ +/* OBSOLETE 0x0f & (target_config.version >> 8)); */ +/* OBSOLETE printf (" Message system version %d.%d\n", */ +/* OBSOLETE 0x0f & (target_config.version >> 20), */ +/* OBSOLETE 0x0f & (target_config.version >> 16)); */ +/* OBSOLETE printf (" Communication driver version %d.%d\n", */ +/* OBSOLETE 0x0f & (target_config.version >> 28), */ +/* OBSOLETE 0x0f & (target_config.version >> 24)); */ +/* OBSOLETE } */ +/* OBSOLETE */ +/* OBSOLETE /* Leave the target running... */ +/* OBSOLETE * The above message stopped the target in the dbg core (MiniMon), */ +/* OBSOLETE * so restart the target out of MiniMon, */ +/* OBSOLETE */ */ +/* OBSOLETE out_msg_buf->go_msg.code = GO; */ +/* OBSOLETE out_msg_buf->go_msg.length = 0; */ +/* OBSOLETE msg_send_serial (out_msg_buf); */ +/* OBSOLETE /* No message to expect after a GO */ */ +/* OBSOLETE } */ +/* OBSOLETE */ +/* OBSOLETE /**************************************************************** REMOTE_CLOSE */ +/* OBSOLETE ** Close the open connection to the minimon debugger. */ +/* OBSOLETE Use this when you want to detach and do something else */ +/* OBSOLETE with your gdb. */ */ +/* OBSOLETE static void */ +/* OBSOLETE mm_close ( /*FIXME: how is quitting used */ */ +/* OBSOLETE int quitting) */ +/* OBSOLETE { */ +/* OBSOLETE if (mm_desc < 0) */ +/* OBSOLETE error ("Can't close remote connection: not debugging remotely."); */ +/* OBSOLETE */ +/* OBSOLETE /* We should never get here if there isn't something valid in */ +/* OBSOLETE mm_desc and mm_stream. */ +/* OBSOLETE */ +/* OBSOLETE Due to a bug in Unix, fclose closes not only the stdio stream, */ +/* OBSOLETE but also the file descriptor. So we don't actually close */ +/* OBSOLETE mm_desc. */ */ +/* OBSOLETE DRAIN_INPUT (); */ +/* OBSOLETE fclose (mm_stream); */ +/* OBSOLETE /* close (mm_desc); */ */ +/* OBSOLETE */ +/* OBSOLETE /* Do not try to close mm_desc again, later in the program. */ */ +/* OBSOLETE mm_stream = NULL; */ +/* OBSOLETE mm_desc = -1; */ +/* OBSOLETE */ +/* OBSOLETE #if defined (LOG_FILE) */ +/* OBSOLETE if (ferror (log_file)) */ +/* OBSOLETE printf ("Error writing log file.\n"); */ +/* OBSOLETE if (fclose (log_file) != 0) */ +/* OBSOLETE printf ("Error closing log file.\n"); */ +/* OBSOLETE #endif */ +/* OBSOLETE */ +/* OBSOLETE printf ("Ending remote debugging\n"); */ +/* OBSOLETE } */ +/* OBSOLETE */ +/* OBSOLETE /************************************************************* REMOTE_ATACH */ */ +/* OBSOLETE /* Attach to a program that is already loaded and running */ +/* OBSOLETE * Upon exiting the process's execution is stopped. */ +/* OBSOLETE */ */ +/* OBSOLETE static void */ +/* OBSOLETE mm_attach (char *args, int from_tty) */ +/* OBSOLETE { */ +/* OBSOLETE */ +/* OBSOLETE if (!mm_stream) */ +/* OBSOLETE error ("MiniMon not opened yet, use the 'target minimon' command.\n"); */ +/* OBSOLETE */ +/* OBSOLETE if (from_tty) */ +/* OBSOLETE printf ("Attaching to remote program %s...\n", prog_name); */ +/* OBSOLETE */ +/* OBSOLETE /* Make sure the target is currently running, it is supposed to be. */ */ +/* OBSOLETE /* FIXME: is it ok to send MiniMon a BREAK if it is already stopped in */ +/* OBSOLETE * the dbg core. If so, we don't need to send this GO. */ +/* OBSOLETE */ */ +/* OBSOLETE out_msg_buf->go_msg.code = GO; */ +/* OBSOLETE out_msg_buf->go_msg.length = 0; */ +/* OBSOLETE msg_send_serial (out_msg_buf); */ +/* OBSOLETE sleep (2); /* At the worst it will stop, receive a message, continue */ */ +/* OBSOLETE */ +/* OBSOLETE /* Send the mm a break. */ */ +/* OBSOLETE out_msg_buf->break_msg.code = BREAK; */ +/* OBSOLETE out_msg_buf->break_msg.length = 0; */ +/* OBSOLETE msg_send_serial (out_msg_buf); */ +/* OBSOLETE } */ +/* OBSOLETE /********************************************************** REMOTE_DETACH */ */ +/* OBSOLETE /* Terminate the open connection to the remote debugger. */ +/* OBSOLETE Use this when you want to detach and do something else */ +/* OBSOLETE with your gdb. Leave remote process running (with no breakpoints set). */ */ +/* OBSOLETE static void */ +/* OBSOLETE mm_detach (char *args, int from_tty) */ +/* OBSOLETE { */ +/* OBSOLETE remove_breakpoints (); /* Just in case there were any left in */ */ +/* OBSOLETE out_msg_buf->go_msg.code = GO; */ +/* OBSOLETE out_msg_buf->go_msg.length = 0; */ +/* OBSOLETE msg_send_serial (out_msg_buf); */ +/* OBSOLETE pop_target (); /* calls mm_close to do the real work */ */ +/* OBSOLETE } */ +/* OBSOLETE */ +/* OBSOLETE */ +/* OBSOLETE /*************************************************************** REMOTE_RESUME */ +/* OBSOLETE ** Tell the remote machine to resume. */ */ +/* OBSOLETE */ +/* OBSOLETE static void */ +/* OBSOLETE mm_resume (ptid_t ptid, int step, enum target_signal sig) */ +/* OBSOLETE { */ +/* OBSOLETE if (sig != TARGET_SIGNAL_0) */ +/* OBSOLETE warning ("Can't send signals to a remote MiniMon system."); */ +/* OBSOLETE */ +/* OBSOLETE if (step) */ +/* OBSOLETE { */ +/* OBSOLETE out_msg_buf->step_msg.code = STEP; */ +/* OBSOLETE out_msg_buf->step_msg.length = 1 * 4; */ +/* OBSOLETE out_msg_buf->step_msg.count = 1; /* step 1 instruction */ */ +/* OBSOLETE msg_send_serial (out_msg_buf); */ +/* OBSOLETE } */ +/* OBSOLETE else */ +/* OBSOLETE { */ +/* OBSOLETE out_msg_buf->go_msg.code = GO; */ +/* OBSOLETE out_msg_buf->go_msg.length = 0; */ +/* OBSOLETE msg_send_serial (out_msg_buf); */ +/* OBSOLETE } */ +/* OBSOLETE } */ +/* OBSOLETE */ +/* OBSOLETE /***************************************************************** REMOTE_WAIT */ +/* OBSOLETE ** Wait until the remote machine stops, then return, */ +/* OBSOLETE storing status in STATUS just as `wait' would. */ */ +/* OBSOLETE */ +/* OBSOLETE static ptid_t */ +/* OBSOLETE mm_wait (ptid_t ptid, struct target_waitstatus *status) */ +/* OBSOLETE { */ +/* OBSOLETE int i, result; */ +/* OBSOLETE int old_timeout = timeout; */ +/* OBSOLETE int old_immediate_quit = immediate_quit; */ +/* OBSOLETE */ +/* OBSOLETE status->kind = TARGET_WAITKIND_EXITED; */ +/* OBSOLETE status->value.integer = 0; */ +/* OBSOLETE */ +/* OBSOLETE /* wait for message to arrive. It should be: */ +/* OBSOLETE - A HIF service request. */ +/* OBSOLETE - A HIF exit service request. */ +/* OBSOLETE - A CHANNEL0_ACK. */ +/* OBSOLETE - A CHANNEL1 request. */ +/* OBSOLETE - a debugcore HALT message. */ +/* OBSOLETE HIF services must be responded too, and while-looping continued. */ +/* OBSOLETE If the target stops executing, mm_wait() should return. */ +/* OBSOLETE */ */ +/* OBSOLETE timeout = 0; /* Wait indefinetly for a message */ */ +/* OBSOLETE immediate_quit = 1; /* Helps ability to QUIT */ */ +/* OBSOLETE while (1) */ +/* OBSOLETE { */ +/* OBSOLETE while (msg_recv_serial (in_msg_buf)) */ +/* OBSOLETE { */ +/* OBSOLETE QUIT; /* Let user quit if they want */ */ +/* OBSOLETE } */ +/* OBSOLETE switch (in_msg_buf->halt_msg.code) */ +/* OBSOLETE { */ +/* OBSOLETE case HIF_CALL: */ +/* OBSOLETE i = in_msg_buf->hif_call_rtn_msg.service_number; */ +/* OBSOLETE result = service_HIF (in_msg_buf); */ +/* OBSOLETE if (i == 1) /* EXIT */ */ +/* OBSOLETE goto exit; */ +/* OBSOLETE if (result) */ +/* OBSOLETE printf ("Warning: failure during HIF service %d\n", i); */ +/* OBSOLETE break; */ +/* OBSOLETE case CHANNEL0_ACK: */ +/* OBSOLETE service_HIF (in_msg_buf); */ +/* OBSOLETE break; */ +/* OBSOLETE case CHANNEL1: */ +/* OBSOLETE i = in_msg_buf->channel1_msg.length; */ +/* OBSOLETE in_msg_buf->channel1_msg.data[i] = '\0'; */ +/* OBSOLETE printf ("%s", in_msg_buf->channel1_msg.data); */ +/* OBSOLETE gdb_flush (gdb_stdout); */ +/* OBSOLETE /* Send CHANNEL1_ACK message */ */ +/* OBSOLETE out_msg_buf->channel1_ack_msg.code = CHANNEL1_ACK; */ +/* OBSOLETE out_msg_buf->channel1_ack_msg.length = 0; */ +/* OBSOLETE result = msg_send_serial (out_msg_buf); */ +/* OBSOLETE break; */ +/* OBSOLETE case HALT: */ +/* OBSOLETE goto halted; */ +/* OBSOLETE default: */ +/* OBSOLETE goto halted; */ +/* OBSOLETE } */ +/* OBSOLETE } */ +/* OBSOLETE halted: */ +/* OBSOLETE /* FIXME, these printfs should not be here. This is a source level */ +/* OBSOLETE debugger, guys! */ */ +/* OBSOLETE if (in_msg_buf->halt_msg.trap_number == 0) */ +/* OBSOLETE { */ +/* OBSOLETE printf ("Am290*0 received vector number %d (break point)\n", */ +/* OBSOLETE in_msg_buf->halt_msg.trap_number); */ +/* OBSOLETE status->kind = TARGET_WAITKIND_STOPPED; */ +/* OBSOLETE status->value.sig = TARGET_SIGNAL_TRAP; */ +/* OBSOLETE } */ +/* OBSOLETE else if (in_msg_buf->halt_msg.trap_number == 1) */ +/* OBSOLETE { */ +/* OBSOLETE printf ("Am290*0 received vector number %d\n", */ +/* OBSOLETE in_msg_buf->halt_msg.trap_number); */ +/* OBSOLETE status->kind = TARGET_WAITKIND_STOPPED; */ +/* OBSOLETE status->value.sig = TARGET_SIGNAL_BUS; */ +/* OBSOLETE } */ +/* OBSOLETE else if (in_msg_buf->halt_msg.trap_number == 3 */ +/* OBSOLETE || in_msg_buf->halt_msg.trap_number == 4) */ +/* OBSOLETE { */ +/* OBSOLETE printf ("Am290*0 received vector number %d\n", */ +/* OBSOLETE in_msg_buf->halt_msg.trap_number); */ +/* OBSOLETE status->kind = TARGET_WAITKIND_STOPPED; */ +/* OBSOLETE status->value.sig = TARGET_SIGNAL_FPE; */ +/* OBSOLETE } */ +/* OBSOLETE else if (in_msg_buf->halt_msg.trap_number == 5) */ +/* OBSOLETE { */ +/* OBSOLETE printf ("Am290*0 received vector number %d\n", */ +/* OBSOLETE in_msg_buf->halt_msg.trap_number); */ +/* OBSOLETE status->kind = TARGET_WAITKIND_STOPPED; */ +/* OBSOLETE status->value.sig = TARGET_SIGNAL_ILL; */ +/* OBSOLETE } */ +/* OBSOLETE else if (in_msg_buf->halt_msg.trap_number >= 6 */ +/* OBSOLETE && in_msg_buf->halt_msg.trap_number <= 11) */ +/* OBSOLETE { */ +/* OBSOLETE printf ("Am290*0 received vector number %d\n", */ +/* OBSOLETE in_msg_buf->halt_msg.trap_number); */ +/* OBSOLETE status->kind = TARGET_WAITKIND_STOPPED; */ +/* OBSOLETE status->value.sig = TARGET_SIGNAL_SEGV; */ +/* OBSOLETE } */ +/* OBSOLETE else if (in_msg_buf->halt_msg.trap_number == 12 */ +/* OBSOLETE || in_msg_buf->halt_msg.trap_number == 13) */ +/* OBSOLETE { */ +/* OBSOLETE printf ("Am290*0 received vector number %d\n", */ +/* OBSOLETE in_msg_buf->halt_msg.trap_number); */ +/* OBSOLETE status->kind = TARGET_WAITKIND_STOPPED; */ +/* OBSOLETE status->value.sig = TARGET_SIGNAL_ILL; */ +/* OBSOLETE } */ +/* OBSOLETE else if (in_msg_buf->halt_msg.trap_number == 14) */ +/* OBSOLETE { */ +/* OBSOLETE printf ("Am290*0 received vector number %d\n", */ +/* OBSOLETE in_msg_buf->halt_msg.trap_number); */ +/* OBSOLETE status->kind = TARGET_WAITKIND_STOPPED; */ +/* OBSOLETE status->value.sig = TARGET_SIGNAL_ALRM; */ +/* OBSOLETE } */ +/* OBSOLETE else if (in_msg_buf->halt_msg.trap_number == 15) */ +/* OBSOLETE { */ +/* OBSOLETE status->kind = TARGET_WAITKIND_STOPPED; */ +/* OBSOLETE status->value.sig = TARGET_SIGNAL_TRAP; */ +/* OBSOLETE } */ +/* OBSOLETE else if (in_msg_buf->halt_msg.trap_number >= 16 */ +/* OBSOLETE && in_msg_buf->halt_msg.trap_number <= 21) */ +/* OBSOLETE { */ +/* OBSOLETE printf ("Am290*0 received vector number %d\n", */ +/* OBSOLETE in_msg_buf->halt_msg.trap_number); */ +/* OBSOLETE status->kind = TARGET_WAITKIND_STOPPED; */ +/* OBSOLETE status->value.sig = TARGET_SIGNAL_INT; */ +/* OBSOLETE } */ +/* OBSOLETE else if (in_msg_buf->halt_msg.trap_number == 22) */ +/* OBSOLETE { */ +/* OBSOLETE printf ("Am290*0 received vector number %d\n", */ +/* OBSOLETE in_msg_buf->halt_msg.trap_number); */ +/* OBSOLETE status->kind = TARGET_WAITKIND_STOPPED; */ +/* OBSOLETE status->value.sig = TARGET_SIGNAL_ILL; */ +/* OBSOLETE } /* BREAK message was sent */ */ +/* OBSOLETE else if (in_msg_buf->halt_msg.trap_number == 75) */ +/* OBSOLETE { */ +/* OBSOLETE status->kind = TARGET_WAITKIND_STOPPED; */ +/* OBSOLETE status->value.sig = TARGET_SIGNAL_TRAP; */ +/* OBSOLETE } */ +/* OBSOLETE else */ +/* OBSOLETE exit: */ +/* OBSOLETE { */ +/* OBSOLETE status->kind = TARGET_WAITKIND_EXITED; */ +/* OBSOLETE status->value.integer = 0; */ +/* OBSOLETE } */ +/* OBSOLETE */ +/* OBSOLETE timeout = old_timeout; /* Restore original timeout value */ */ +/* OBSOLETE immediate_quit = old_immediate_quit; */ +/* OBSOLETE return inferior_ptid; */ +/* OBSOLETE } */ +/* OBSOLETE */ +/* OBSOLETE /******************************************************* REMOTE_FETCH_REGISTERS */ +/* OBSOLETE * Read a remote register 'regno'. */ +/* OBSOLETE * If regno==-1 then read all the registers. */ +/* OBSOLETE */ */ +/* OBSOLETE static void */ +/* OBSOLETE mm_fetch_registers (int regno) */ +/* OBSOLETE { */ +/* OBSOLETE INT32 *data_p; */ +/* OBSOLETE */ +/* OBSOLETE if (regno >= 0) */ +/* OBSOLETE { */ +/* OBSOLETE fetch_register (regno); */ +/* OBSOLETE return; */ +/* OBSOLETE } */ +/* OBSOLETE */ +/* OBSOLETE /* Gr1/rsp */ */ +/* OBSOLETE out_msg_buf->read_req_msg.byte_count = 4 * 1; */ +/* OBSOLETE out_msg_buf->read_req_msg.memory_space = GLOBAL_REG; */ +/* OBSOLETE out_msg_buf->read_req_msg.address = 1; */ +/* OBSOLETE msg_send_serial (out_msg_buf); */ +/* OBSOLETE expect_msg (READ_ACK, in_msg_buf, 1); */ +/* OBSOLETE data_p = &(in_msg_buf->read_r_ack_msg.data[0]); */ +/* OBSOLETE supply_register (GR1_REGNUM, data_p); */ +/* OBSOLETE */ +/* OBSOLETE #if defined(GR64_REGNUM) /* Read gr64-127 */ */ +/* OBSOLETE /* Global Registers gr64-gr95 */ */ +/* OBSOLETE out_msg_buf->read_req_msg.code = READ_REQ; */ +/* OBSOLETE out_msg_buf->read_req_msg.length = 4 * 3; */ +/* OBSOLETE out_msg_buf->read_req_msg.byte_count = 4 * 32; */ +/* OBSOLETE out_msg_buf->read_req_msg.memory_space = GLOBAL_REG; */ +/* OBSOLETE out_msg_buf->read_req_msg.address = 64; */ +/* OBSOLETE msg_send_serial (out_msg_buf); */ +/* OBSOLETE expect_msg (READ_ACK, in_msg_buf, 1); */ +/* OBSOLETE data_p = &(in_msg_buf->read_r_ack_msg.data[0]); */ +/* OBSOLETE */ +/* OBSOLETE for (regno = GR64_REGNUM; regno < GR64_REGNUM + 32; regno++) */ +/* OBSOLETE { */ +/* OBSOLETE supply_register (regno, data_p++); */ +/* OBSOLETE } */ +/* OBSOLETE #endif /* GR64_REGNUM */ */ +/* OBSOLETE */ +/* OBSOLETE /* Global Registers gr96-gr127 */ */ +/* OBSOLETE out_msg_buf->read_req_msg.code = READ_REQ; */ +/* OBSOLETE out_msg_buf->read_req_msg.length = 4 * 3; */ +/* OBSOLETE out_msg_buf->read_req_msg.byte_count = 4 * 32; */ +/* OBSOLETE out_msg_buf->read_req_msg.memory_space = GLOBAL_REG; */ +/* OBSOLETE out_msg_buf->read_req_msg.address = 96; */ +/* OBSOLETE msg_send_serial (out_msg_buf); */ +/* OBSOLETE expect_msg (READ_ACK, in_msg_buf, 1); */ +/* OBSOLETE data_p = &(in_msg_buf->read_r_ack_msg.data[0]); */ +/* OBSOLETE */ +/* OBSOLETE for (regno = GR96_REGNUM; regno < GR96_REGNUM + 32; regno++) */ +/* OBSOLETE { */ +/* OBSOLETE supply_register (regno, data_p++); */ +/* OBSOLETE } */ +/* OBSOLETE */ +/* OBSOLETE /* Local Registers */ */ +/* OBSOLETE out_msg_buf->read_req_msg.byte_count = 4 * (128); */ +/* OBSOLETE out_msg_buf->read_req_msg.memory_space = LOCAL_REG; */ +/* OBSOLETE out_msg_buf->read_req_msg.address = 0; */ +/* OBSOLETE msg_send_serial (out_msg_buf); */ +/* OBSOLETE expect_msg (READ_ACK, in_msg_buf, 1); */ +/* OBSOLETE data_p = &(in_msg_buf->read_r_ack_msg.data[0]); */ +/* OBSOLETE */ +/* OBSOLETE for (regno = LR0_REGNUM; regno < LR0_REGNUM + 128; regno++) */ +/* OBSOLETE { */ +/* OBSOLETE supply_register (regno, data_p++); */ +/* OBSOLETE } */ +/* OBSOLETE */ +/* OBSOLETE /* Protected Special Registers */ */ +/* OBSOLETE out_msg_buf->read_req_msg.byte_count = 4 * 15; */ +/* OBSOLETE out_msg_buf->read_req_msg.memory_space = SPECIAL_REG; */ +/* OBSOLETE out_msg_buf->read_req_msg.address = 0; */ +/* OBSOLETE msg_send_serial (out_msg_buf); */ +/* OBSOLETE expect_msg (READ_ACK, in_msg_buf, 1); */ +/* OBSOLETE data_p = &(in_msg_buf->read_r_ack_msg.data[0]); */ +/* OBSOLETE */ +/* OBSOLETE for (regno = 0; regno <= 14; regno++) */ +/* OBSOLETE { */ +/* OBSOLETE supply_register (SR_REGNUM (regno), data_p++); */ +/* OBSOLETE } */ +/* OBSOLETE if (USE_SHADOW_PC) */ +/* OBSOLETE { /* Let regno_to_srnum() handle the register number */ */ +/* OBSOLETE fetch_register (NPC_REGNUM); */ +/* OBSOLETE fetch_register (PC_REGNUM); */ +/* OBSOLETE fetch_register (PC2_REGNUM); */ +/* OBSOLETE } */ +/* OBSOLETE */ +/* OBSOLETE /* Unprotected Special Registers */ */ +/* OBSOLETE out_msg_buf->read_req_msg.byte_count = 4 * 8; */ +/* OBSOLETE out_msg_buf->read_req_msg.memory_space = SPECIAL_REG; */ +/* OBSOLETE out_msg_buf->read_req_msg.address = 128; */ +/* OBSOLETE msg_send_serial (out_msg_buf); */ +/* OBSOLETE expect_msg (READ_ACK, in_msg_buf, 1); */ +/* OBSOLETE data_p = &(in_msg_buf->read_r_ack_msg.data[0]); */ +/* OBSOLETE */ +/* OBSOLETE for (regno = 128; regno <= 135; regno++) */ +/* OBSOLETE { */ +/* OBSOLETE supply_register (SR_REGNUM (regno), data_p++); */ +/* OBSOLETE } */ +/* OBSOLETE */ +/* OBSOLETE /* There doesn't seem to be any way to get these. */ */ +/* OBSOLETE { */ +/* OBSOLETE int val = -1; */ +/* OBSOLETE supply_register (FPE_REGNUM, &val); */ +/* OBSOLETE supply_register (INTE_REGNUM, &val); */ +/* OBSOLETE supply_register (FPS_REGNUM, &val); */ +/* OBSOLETE supply_register (EXO_REGNUM, &val); */ +/* OBSOLETE } */ +/* OBSOLETE } */ +/* OBSOLETE */ +/* OBSOLETE */ +/* OBSOLETE /****************************************************** REMOTE_STORE_REGISTERS */ +/* OBSOLETE * Store register regno into the target. */ +/* OBSOLETE * If regno==-1 then store all the registers. */ +/* OBSOLETE * Result is 0 for success, -1 for failure. */ +/* OBSOLETE */ */ +/* OBSOLETE */ +/* OBSOLETE static void */ +/* OBSOLETE mm_store_registers (int regno) */ +/* OBSOLETE { */ +/* OBSOLETE int result; */ +/* OBSOLETE */ +/* OBSOLETE if (regno >= 0) */ +/* OBSOLETE { */ +/* OBSOLETE store_register (regno); */ +/* OBSOLETE return; */ +/* OBSOLETE } */ +/* OBSOLETE */ +/* OBSOLETE result = 0; */ +/* OBSOLETE */ +/* OBSOLETE out_msg_buf->write_r_msg.code = WRITE_REQ; */ +/* OBSOLETE */ +/* OBSOLETE /* Gr1/rsp */ */ +/* OBSOLETE out_msg_buf->write_r_msg.byte_count = 4 * 1; */ +/* OBSOLETE out_msg_buf->write_r_msg.length = 3 * 4 + out_msg_buf->write_r_msg.byte_count; */ +/* OBSOLETE out_msg_buf->write_r_msg.memory_space = GLOBAL_REG; */ +/* OBSOLETE out_msg_buf->write_r_msg.address = 1; */ +/* OBSOLETE out_msg_buf->write_r_msg.data[0] = read_register (GR1_REGNUM); */ +/* OBSOLETE */ +/* OBSOLETE msg_send_serial (out_msg_buf); */ +/* OBSOLETE if (!expect_msg (WRITE_ACK, in_msg_buf, 1)) */ +/* OBSOLETE { */ +/* OBSOLETE result = -1; */ +/* OBSOLETE } */ +/* OBSOLETE */ +/* OBSOLETE #if defined(GR64_REGNUM) */ +/* OBSOLETE /* Global registers gr64-gr95 */ */ +/* OBSOLETE out_msg_buf->write_r_msg.byte_count = 4 * (32); */ +/* OBSOLETE out_msg_buf->write_r_msg.length = 3 * 4 + out_msg_buf->write_r_msg.byte_count; */ +/* OBSOLETE out_msg_buf->write_r_msg.address = 64; */ +/* OBSOLETE */ +/* OBSOLETE for (regno = GR64_REGNUM; regno < GR64_REGNUM + 32; regno++) */ +/* OBSOLETE { */ +/* OBSOLETE out_msg_buf->write_r_msg.data[regno - GR64_REGNUM] = read_register (regno); */ +/* OBSOLETE } */ +/* OBSOLETE msg_send_serial (out_msg_buf); */ +/* OBSOLETE if (!expect_msg (WRITE_ACK, in_msg_buf, 1)) */ +/* OBSOLETE { */ +/* OBSOLETE result = -1; */ +/* OBSOLETE } */ +/* OBSOLETE #endif /* GR64_REGNUM */ */ +/* OBSOLETE */ +/* OBSOLETE /* Global registers gr96-gr127 */ */ +/* OBSOLETE out_msg_buf->write_r_msg.byte_count = 4 * (32); */ +/* OBSOLETE out_msg_buf->write_r_msg.length = 3 * 4 + out_msg_buf->write_r_msg.byte_count; */ +/* OBSOLETE out_msg_buf->write_r_msg.address = 96; */ +/* OBSOLETE for (regno = GR96_REGNUM; regno < GR96_REGNUM + 32; regno++) */ +/* OBSOLETE { */ +/* OBSOLETE out_msg_buf->write_r_msg.data[regno - GR96_REGNUM] = read_register (regno); */ +/* OBSOLETE } */ +/* OBSOLETE msg_send_serial (out_msg_buf); */ +/* OBSOLETE if (!expect_msg (WRITE_ACK, in_msg_buf, 1)) */ +/* OBSOLETE { */ +/* OBSOLETE result = -1; */ +/* OBSOLETE } */ +/* OBSOLETE */ +/* OBSOLETE /* Local Registers */ */ +/* OBSOLETE out_msg_buf->write_r_msg.memory_space = LOCAL_REG; */ +/* OBSOLETE out_msg_buf->write_r_msg.byte_count = 4 * 128; */ +/* OBSOLETE out_msg_buf->write_r_msg.length = 3 * 4 + out_msg_buf->write_r_msg.byte_count; */ +/* OBSOLETE out_msg_buf->write_r_msg.address = 0; */ +/* OBSOLETE */ +/* OBSOLETE for (regno = LR0_REGNUM; regno < LR0_REGNUM + 128; regno++) */ +/* OBSOLETE { */ +/* OBSOLETE out_msg_buf->write_r_msg.data[regno - LR0_REGNUM] = read_register (regno); */ +/* OBSOLETE } */ +/* OBSOLETE msg_send_serial (out_msg_buf); */ +/* OBSOLETE if (!expect_msg (WRITE_ACK, in_msg_buf, 1)) */ +/* OBSOLETE { */ +/* OBSOLETE result = -1; */ +/* OBSOLETE } */ +/* OBSOLETE */ +/* OBSOLETE /* Protected Special Registers */ */ +/* OBSOLETE /* VAB through TMR */ */ +/* OBSOLETE out_msg_buf->write_r_msg.memory_space = SPECIAL_REG; */ +/* OBSOLETE out_msg_buf->write_r_msg.byte_count = 4 * 10; */ +/* OBSOLETE out_msg_buf->write_r_msg.length = 3 * 4 + out_msg_buf->write_r_msg.byte_count; */ +/* OBSOLETE out_msg_buf->write_r_msg.address = 0; */ +/* OBSOLETE for (regno = 0; regno <= 9; regno++) /* VAB through TMR */ */ +/* OBSOLETE out_msg_buf->write_r_msg.data[regno] = read_register (SR_REGNUM (regno)); */ +/* OBSOLETE msg_send_serial (out_msg_buf); */ +/* OBSOLETE if (!expect_msg (WRITE_ACK, in_msg_buf, 1)) */ +/* OBSOLETE { */ +/* OBSOLETE result = -1; */ +/* OBSOLETE } */ +/* OBSOLETE */ +/* OBSOLETE /* PC0, PC1, PC2 possibly as shadow registers */ */ +/* OBSOLETE out_msg_buf->write_r_msg.byte_count = 4 * 3; */ +/* OBSOLETE out_msg_buf->write_r_msg.length = 3 * 4 + out_msg_buf->write_r_msg.byte_count; */ +/* OBSOLETE for (regno = 10; regno <= 12; regno++) /* LRU and MMU */ */ +/* OBSOLETE out_msg_buf->write_r_msg.data[regno - 10] = read_register (SR_REGNUM (regno)); */ +/* OBSOLETE if (USE_SHADOW_PC) */ +/* OBSOLETE out_msg_buf->write_r_msg.address = 20; /* SPC0 */ */ +/* OBSOLETE else */ +/* OBSOLETE out_msg_buf->write_r_msg.address = 10; /* PC0 */ */ +/* OBSOLETE msg_send_serial (out_msg_buf); */ +/* OBSOLETE if (!expect_msg (WRITE_ACK, in_msg_buf, 1)) */ +/* OBSOLETE { */ +/* OBSOLETE result = -1; */ +/* OBSOLETE } */ +/* OBSOLETE */ +/* OBSOLETE /* LRU and MMU */ */ +/* OBSOLETE out_msg_buf->write_r_msg.byte_count = 4 * 2; */ +/* OBSOLETE out_msg_buf->write_r_msg.length = 3 * 4 + out_msg_buf->write_r_msg.byte_count; */ +/* OBSOLETE out_msg_buf->write_r_msg.address = 13; */ +/* OBSOLETE for (regno = 13; regno <= 14; regno++) /* LRU and MMU */ */ +/* OBSOLETE out_msg_buf->write_r_msg.data[regno - 13] = read_register (SR_REGNUM (regno)); */ +/* OBSOLETE msg_send_serial (out_msg_buf); */ +/* OBSOLETE if (!expect_msg (WRITE_ACK, in_msg_buf, 1)) */ +/* OBSOLETE { */ +/* OBSOLETE result = -1; */ +/* OBSOLETE } */ +/* OBSOLETE */ +/* OBSOLETE /* Unprotected Special Registers */ */ +/* OBSOLETE out_msg_buf->write_r_msg.byte_count = 4 * 8; */ +/* OBSOLETE out_msg_buf->write_r_msg.length = 3 * 4 + out_msg_buf->write_r_msg.byte_count; */ +/* OBSOLETE out_msg_buf->write_r_msg.address = 128; */ +/* OBSOLETE for (regno = 128; regno <= 135; regno++) */ +/* OBSOLETE out_msg_buf->write_r_msg.data[regno - 128] = read_register (SR_REGNUM (regno)); */ +/* OBSOLETE msg_send_serial (out_msg_buf); */ +/* OBSOLETE if (!expect_msg (WRITE_ACK, in_msg_buf, 1)) */ +/* OBSOLETE { */ +/* OBSOLETE result = -1; */ +/* OBSOLETE } */ +/* OBSOLETE */ +/* OBSOLETE registers_changed (); */ +/* OBSOLETE } */ +/* OBSOLETE */ +/* OBSOLETE /*************************************************** REMOTE_PREPARE_TO_STORE */ */ +/* OBSOLETE /* Get ready to modify the registers array. On machines which store */ +/* OBSOLETE individual registers, this doesn't need to do anything. On machines */ +/* OBSOLETE which store all the registers in one fell swoop, this makes sure */ +/* OBSOLETE that registers contains all the registers from the program being */ +/* OBSOLETE debugged. */ */ +/* OBSOLETE */ +/* OBSOLETE static void */ +/* OBSOLETE mm_prepare_to_store (void) */ +/* OBSOLETE { */ +/* OBSOLETE /* Do nothing, since we can store individual regs */ */ +/* OBSOLETE } */ +/* OBSOLETE */ +/* OBSOLETE /******************************************************* REMOTE_XFER_MEMORY */ */ +/* OBSOLETE static CORE_ADDR */ +/* OBSOLETE translate_addr (CORE_ADDR addr) */ +/* OBSOLETE { */ +/* OBSOLETE #if defined(KERNEL_DEBUGGING) */ +/* OBSOLETE /* Check for a virtual address in the kernel */ */ +/* OBSOLETE /* Assume physical address of ublock is in paddr_u register */ */ +/* OBSOLETE /* FIXME: doesn't work for user virtual addresses */ */ +/* OBSOLETE if (addr >= UVADDR) */ +/* OBSOLETE { */ +/* OBSOLETE /* PADDR_U register holds the physical address of the ublock */ */ +/* OBSOLETE CORE_ADDR i = (CORE_ADDR) read_register (PADDR_U_REGNUM); */ +/* OBSOLETE return (i + addr - (CORE_ADDR) UVADDR); */ +/* OBSOLETE } */ +/* OBSOLETE else */ +/* OBSOLETE { */ +/* OBSOLETE return (addr); */ +/* OBSOLETE } */ +/* OBSOLETE #else */ +/* OBSOLETE return (addr); */ +/* OBSOLETE #endif */ +/* OBSOLETE } */ +/* OBSOLETE */ +/* OBSOLETE /******************************************************* REMOTE_FILES_INFO */ */ +/* OBSOLETE static void */ +/* OBSOLETE mm_files_info (void) */ +/* OBSOLETE { */ +/* OBSOLETE printf ("\tAttached to %s at %d baud and running program %s.\n", */ +/* OBSOLETE dev_name, baudrate, prog_name); */ +/* OBSOLETE } */ +/* OBSOLETE */ +/* OBSOLETE /************************************************* REMOTE_INSERT_BREAKPOINT */ */ +/* OBSOLETE static int */ +/* OBSOLETE mm_insert_breakpoint (CORE_ADDR addr, char *contents_cache) */ +/* OBSOLETE { */ +/* OBSOLETE out_msg_buf->bkpt_set_msg.code = BKPT_SET; */ +/* OBSOLETE out_msg_buf->bkpt_set_msg.length = 4 * 4; */ +/* OBSOLETE out_msg_buf->bkpt_set_msg.memory_space = I_MEM; */ +/* OBSOLETE out_msg_buf->bkpt_set_msg.bkpt_addr = (ADDR32) addr; */ +/* OBSOLETE out_msg_buf->bkpt_set_msg.pass_count = 1; */ +/* OBSOLETE out_msg_buf->bkpt_set_msg.bkpt_type = -1; /* use illop for 29000 */ */ +/* OBSOLETE msg_send_serial (out_msg_buf); */ +/* OBSOLETE if (expect_msg (BKPT_SET_ACK, in_msg_buf, 1)) */ +/* OBSOLETE { */ +/* OBSOLETE return 0; /* Success */ */ +/* OBSOLETE } */ +/* OBSOLETE else */ +/* OBSOLETE { */ +/* OBSOLETE return 1; /* Failure */ */ +/* OBSOLETE } */ +/* OBSOLETE } */ +/* OBSOLETE */ +/* OBSOLETE /************************************************* REMOTE_DELETE_BREAKPOINT */ */ +/* OBSOLETE static int */ +/* OBSOLETE mm_remove_breakpoint (CORE_ADDR addr, char *contents_cache) */ +/* OBSOLETE { */ +/* OBSOLETE out_msg_buf->bkpt_rm_msg.code = BKPT_RM; */ +/* OBSOLETE out_msg_buf->bkpt_rm_msg.length = 4 * 3; */ +/* OBSOLETE out_msg_buf->bkpt_rm_msg.memory_space = I_MEM; */ +/* OBSOLETE out_msg_buf->bkpt_rm_msg.bkpt_addr = (ADDR32) addr; */ +/* OBSOLETE msg_send_serial (out_msg_buf); */ +/* OBSOLETE if (expect_msg (BKPT_RM_ACK, in_msg_buf, 1)) */ +/* OBSOLETE { */ +/* OBSOLETE return 0; /* Success */ */ +/* OBSOLETE } */ +/* OBSOLETE else */ +/* OBSOLETE { */ +/* OBSOLETE return 1; /* Failure */ */ +/* OBSOLETE } */ +/* OBSOLETE } */ +/* OBSOLETE */ +/* OBSOLETE */ +/* OBSOLETE /******************************************************* REMOTE_KILL */ */ +/* OBSOLETE static void */ +/* OBSOLETE mm_kill (char *arg, int from_tty) */ +/* OBSOLETE { */ +/* OBSOLETE char buf[4]; */ +/* OBSOLETE */ +/* OBSOLETE #if defined(KERNEL_DEBUGGING) */ +/* OBSOLETE /* We don't ever kill the kernel */ */ +/* OBSOLETE if (from_tty) */ +/* OBSOLETE { */ +/* OBSOLETE printf ("Kernel not killed, but left in current state.\n"); */ +/* OBSOLETE printf ("Use detach to leave kernel running.\n"); */ +/* OBSOLETE } */ +/* OBSOLETE #else */ +/* OBSOLETE out_msg_buf->break_msg.code = BREAK; */ +/* OBSOLETE out_msg_buf->bkpt_set_msg.length = 4 * 0; */ +/* OBSOLETE expect_msg (HALT, in_msg_buf, from_tty); */ +/* OBSOLETE if (from_tty) */ +/* OBSOLETE { */ +/* OBSOLETE printf ("Target has been stopped."); */ +/* OBSOLETE printf ("Would you like to do a hardware reset (y/n) [n] "); */ +/* OBSOLETE fgets (buf, 3, stdin); */ +/* OBSOLETE if (buf[0] == 'y') */ +/* OBSOLETE { */ +/* OBSOLETE out_msg_buf->reset_msg.code = RESET; */ +/* OBSOLETE out_msg_buf->bkpt_set_msg.length = 4 * 0; */ +/* OBSOLETE expect_msg (RESET_ACK, in_msg_buf, from_tty); */ +/* OBSOLETE printf ("Target has been reset."); */ +/* OBSOLETE } */ +/* OBSOLETE } */ +/* OBSOLETE pop_target (); */ +/* OBSOLETE #endif */ +/* OBSOLETE } */ +/* OBSOLETE */ +/* OBSOLETE */ +/* OBSOLETE */ +/* OBSOLETE /***************************************************************************/ */ +/* OBSOLETE /* */ +/* OBSOLETE * Load a program into the target. */ +/* OBSOLETE */ */ +/* OBSOLETE static void */ +/* OBSOLETE mm_load (char *arg_string, int from_tty) */ +/* OBSOLETE { */ +/* OBSOLETE dont_repeat (); */ +/* OBSOLETE */ +/* OBSOLETE #if defined(KERNEL_DEBUGGING) */ +/* OBSOLETE printf ("The kernel had better be loaded already! Loading not done.\n"); */ +/* OBSOLETE #else */ +/* OBSOLETE if (arg_string == 0) */ +/* OBSOLETE error ("The load command takes a file name"); */ +/* OBSOLETE */ +/* OBSOLETE arg_string = tilde_expand (arg_string); */ +/* OBSOLETE make_cleanup (xfree, arg_string); */ +/* OBSOLETE QUIT; */ +/* OBSOLETE immediate_quit++; */ +/* OBSOLETE error ("File loading is not yet supported for MiniMon."); */ +/* OBSOLETE /* FIXME, code to load your file here... */ */ +/* OBSOLETE /* You may need to do an init_target_mm() */ */ +/* OBSOLETE /* init_target_mm(?,?,?,?,?,?,?,?); */ */ +/* OBSOLETE immediate_quit--; */ +/* OBSOLETE /* symbol_file_add (arg_string, from_tty, text_addr, 0, 0); */ */ +/* OBSOLETE #endif */ +/* OBSOLETE */ +/* OBSOLETE } */ +/* OBSOLETE */ +/* OBSOLETE /************************************************ REMOTE_WRITE_INFERIOR_MEMORY */ +/* OBSOLETE ** Copy LEN bytes of data from debugger memory at MYADDR */ +/* OBSOLETE to inferior's memory at MEMADDR. Returns number of bytes written. */ */ +/* OBSOLETE static int */ +/* OBSOLETE mm_write_inferior_memory (CORE_ADDR memaddr, char *myaddr, int len) */ +/* OBSOLETE { */ +/* OBSOLETE int i, nwritten; */ +/* OBSOLETE */ +/* OBSOLETE out_msg_buf->write_req_msg.code = WRITE_REQ; */ +/* OBSOLETE out_msg_buf->write_req_msg.memory_space = mm_memory_space (memaddr); */ +/* OBSOLETE */ +/* OBSOLETE nwritten = 0; */ +/* OBSOLETE while (nwritten < len) */ +/* OBSOLETE { */ +/* OBSOLETE int num_to_write = len - nwritten; */ +/* OBSOLETE if (num_to_write > MAXDATA) */ +/* OBSOLETE num_to_write = MAXDATA; */ +/* OBSOLETE for (i = 0; i < num_to_write; i++) */ +/* OBSOLETE out_msg_buf->write_req_msg.data[i] = myaddr[i + nwritten]; */ +/* OBSOLETE out_msg_buf->write_req_msg.byte_count = num_to_write; */ +/* OBSOLETE out_msg_buf->write_req_msg.length = 3 * 4 + num_to_write; */ +/* OBSOLETE out_msg_buf->write_req_msg.address = memaddr + nwritten; */ +/* OBSOLETE msg_send_serial (out_msg_buf); */ +/* OBSOLETE */ +/* OBSOLETE if (expect_msg (WRITE_ACK, in_msg_buf, 1)) */ +/* OBSOLETE { */ +/* OBSOLETE nwritten += in_msg_buf->write_ack_msg.byte_count; */ +/* OBSOLETE } */ +/* OBSOLETE else */ +/* OBSOLETE { */ +/* OBSOLETE break; */ +/* OBSOLETE } */ +/* OBSOLETE } */ +/* OBSOLETE return (nwritten); */ +/* OBSOLETE } */ +/* OBSOLETE */ +/* OBSOLETE /************************************************* REMOTE_READ_INFERIOR_MEMORY */ +/* OBSOLETE ** Read LEN bytes from inferior memory at MEMADDR. Put the result */ +/* OBSOLETE at debugger address MYADDR. Returns number of bytes read. */ */ +/* OBSOLETE static int */ +/* OBSOLETE mm_read_inferior_memory (CORE_ADDR memaddr, char *myaddr, int len) */ +/* OBSOLETE { */ +/* OBSOLETE int i, nread; */ +/* OBSOLETE */ +/* OBSOLETE out_msg_buf->read_req_msg.code = READ_REQ; */ +/* OBSOLETE out_msg_buf->read_req_msg.memory_space = mm_memory_space (memaddr); */ +/* OBSOLETE */ +/* OBSOLETE nread = 0; */ +/* OBSOLETE while (nread < len) */ +/* OBSOLETE { */ +/* OBSOLETE int num_to_read = (len - nread); */ +/* OBSOLETE if (num_to_read > MAXDATA) */ +/* OBSOLETE num_to_read = MAXDATA; */ +/* OBSOLETE out_msg_buf->read_req_msg.byte_count = num_to_read; */ +/* OBSOLETE out_msg_buf->read_req_msg.length = 3 * 4 + num_to_read; */ +/* OBSOLETE out_msg_buf->read_req_msg.address = memaddr + nread; */ +/* OBSOLETE msg_send_serial (out_msg_buf); */ +/* OBSOLETE */ +/* OBSOLETE if (expect_msg (READ_ACK, in_msg_buf, 1)) */ +/* OBSOLETE { */ +/* OBSOLETE for (i = 0; i < in_msg_buf->read_ack_msg.byte_count; i++) */ +/* OBSOLETE myaddr[i + nread] = in_msg_buf->read_ack_msg.data[i]; */ +/* OBSOLETE nread += in_msg_buf->read_ack_msg.byte_count; */ +/* OBSOLETE } */ +/* OBSOLETE else */ +/* OBSOLETE { */ +/* OBSOLETE break; */ +/* OBSOLETE } */ +/* OBSOLETE } */ +/* OBSOLETE return (nread); */ +/* OBSOLETE } */ +/* OBSOLETE */ +/* OBSOLETE /* FIXME! Merge these two. */ */ +/* OBSOLETE static int */ +/* OBSOLETE mm_xfer_inferior_memory (CORE_ADDR memaddr, char *myaddr, int len, int write, */ +/* OBSOLETE struct mem_attrib *attrib ATTRIBUTE_UNUSED, */ +/* OBSOLETE struct target_ops *target ATTRIBUTE_UNUSED) */ +/* OBSOLETE { */ +/* OBSOLETE */ +/* OBSOLETE memaddr = translate_addr (memaddr); */ +/* OBSOLETE */ +/* OBSOLETE if (write) */ +/* OBSOLETE return mm_write_inferior_memory (memaddr, myaddr, len); */ +/* OBSOLETE else */ +/* OBSOLETE return mm_read_inferior_memory (memaddr, myaddr, len); */ +/* OBSOLETE } */ +/* OBSOLETE */ +/* OBSOLETE */ +/* OBSOLETE /********************************************************** MSG_SEND_SERIAL */ +/* OBSOLETE ** This function is used to send a message over the */ +/* OBSOLETE ** serial line. */ +/* OBSOLETE ** */ +/* OBSOLETE ** If the message is successfully sent, a zero is */ +/* OBSOLETE ** returned. If the message was not sendable, a -1 */ +/* OBSOLETE ** is returned. This function blocks. That is, it */ +/* OBSOLETE ** does not return until the message is completely */ +/* OBSOLETE ** sent, or until an error is encountered. */ +/* OBSOLETE ** */ +/* OBSOLETE */ */ +/* OBSOLETE */ +/* OBSOLETE int */ +/* OBSOLETE msg_send_serial (union msg_t *msg_ptr) */ +/* OBSOLETE { */ +/* OBSOLETE INT32 message_size; */ +/* OBSOLETE int byte_count; */ +/* OBSOLETE int result; */ +/* OBSOLETE char c; */ +/* OBSOLETE */ +/* OBSOLETE /* Send message header */ */ +/* OBSOLETE byte_count = 0; */ +/* OBSOLETE message_size = msg_ptr->generic_msg.length + (2 * sizeof (INT32)); */ +/* OBSOLETE do */ +/* OBSOLETE { */ +/* OBSOLETE c = *((char *) msg_ptr + byte_count); */ +/* OBSOLETE result = write (mm_desc, &c, 1); */ +/* OBSOLETE if (result == 1) */ +/* OBSOLETE { */ +/* OBSOLETE byte_count = byte_count + 1; */ +/* OBSOLETE } */ +/* OBSOLETE } */ +/* OBSOLETE while ((byte_count < message_size)); */ +/* OBSOLETE */ +/* OBSOLETE return (0); */ +/* OBSOLETE } /* end msg_send_serial() */ */ +/* OBSOLETE */ +/* OBSOLETE /********************************************************** MSG_RECV_SERIAL */ +/* OBSOLETE ** This function is used to receive a message over a */ +/* OBSOLETE ** serial line. */ +/* OBSOLETE ** */ +/* OBSOLETE ** If the message is waiting in the buffer, a zero is */ +/* OBSOLETE ** returned and the buffer pointed to by msg_ptr is filled */ +/* OBSOLETE ** in. If no message was available, a -1 is returned. */ +/* OBSOLETE ** If timeout==0, wait indefinetly for a character. */ +/* OBSOLETE ** */ +/* OBSOLETE */ */ +/* OBSOLETE */ +/* OBSOLETE int */ +/* OBSOLETE msg_recv_serial (union msg_t *msg_ptr) */ +/* OBSOLETE { */ +/* OBSOLETE static INT32 length = 0; */ +/* OBSOLETE static INT32 byte_count = 0; */ +/* OBSOLETE int result; */ +/* OBSOLETE char c; */ +/* OBSOLETE if (msg_ptr == 0) /* re-sync request */ */ +/* OBSOLETE { */ +/* OBSOLETE length = 0; */ +/* OBSOLETE byte_count = 0; */ +/* OBSOLETE #ifdef HAVE_TERMIO */ +/* OBSOLETE /* The timeout here is the prevailing timeout set with VTIME */ */ +/* OBSOLETE ->"timeout==0 semantics not supported" */ +/* OBSOLETE read (mm_desc, in_buf, BUFER_SIZE); */ +/* OBSOLETE #else */ +/* OBSOLETE alarm (1); */ +/* OBSOLETE read (mm_desc, in_buf, BUFER_SIZE); */ +/* OBSOLETE alarm (0); */ +/* OBSOLETE #endif */ +/* OBSOLETE return (0); */ +/* OBSOLETE } */ +/* OBSOLETE /* Receive message */ */ +/* OBSOLETE #ifdef HAVE_TERMIO */ +/* OBSOLETE /* Timeout==0, help support the mm_wait() routine */ */ +/* OBSOLETE ->"timeout==0 semantics not supported (and its nice if they are)" */ +/* OBSOLETE result = read (mm_desc, &c, 1); */ +/* OBSOLETE #else */ +/* OBSOLETE alarm (timeout); */ +/* OBSOLETE result = read (mm_desc, &c, 1); */ +/* OBSOLETE alarm (0); */ +/* OBSOLETE #endif */ +/* OBSOLETE if (result < 0) */ +/* OBSOLETE { */ +/* OBSOLETE if (errno == EINTR) */ +/* OBSOLETE { */ +/* OBSOLETE error ("Timeout reading from remote system."); */ +/* OBSOLETE } */ +/* OBSOLETE else */ +/* OBSOLETE perror_with_name ("remote"); */ +/* OBSOLETE } */ +/* OBSOLETE else if (result == 1) */ +/* OBSOLETE { */ +/* OBSOLETE *((char *) msg_ptr + byte_count) = c; */ +/* OBSOLETE byte_count = byte_count + 1; */ +/* OBSOLETE } */ +/* OBSOLETE */ +/* OBSOLETE /* Message header received. Save message length. */ */ +/* OBSOLETE if (byte_count == (2 * sizeof (INT32))) */ +/* OBSOLETE length = msg_ptr->generic_msg.length; */ +/* OBSOLETE */ +/* OBSOLETE if (byte_count >= (length + (2 * sizeof (INT32)))) */ +/* OBSOLETE { */ +/* OBSOLETE /* Message received */ */ +/* OBSOLETE byte_count = 0; */ +/* OBSOLETE return (0); */ +/* OBSOLETE } */ +/* OBSOLETE else */ +/* OBSOLETE return (-1); */ +/* OBSOLETE */ +/* OBSOLETE } /* end msg_recv_serial() */ */ +/* OBSOLETE */ +/* OBSOLETE /********************************************************************* KBD_RAW */ +/* OBSOLETE ** This function is used to put the keyboard in "raw" */ +/* OBSOLETE ** mode for BSD Unix. The original status is saved */ +/* OBSOLETE ** so that it may be restored later. */ +/* OBSOLETE */ */ +/* OBSOLETE TERMINAL kbd_tbuf; */ +/* OBSOLETE */ +/* OBSOLETE int */ +/* OBSOLETE kbd_raw (void) */ +/* OBSOLETE { */ +/* OBSOLETE int result; */ +/* OBSOLETE TERMINAL tbuf; */ +/* OBSOLETE */ +/* OBSOLETE /* Get keyboard termio (to save to restore original modes) */ */ +/* OBSOLETE #ifdef HAVE_TERMIO */ +/* OBSOLETE result = ioctl (0, TCGETA, &kbd_tbuf); */ +/* OBSOLETE #else */ +/* OBSOLETE result = ioctl (0, TIOCGETP, &kbd_tbuf); */ +/* OBSOLETE #endif */ +/* OBSOLETE if (result == -1) */ +/* OBSOLETE return (errno); */ +/* OBSOLETE */ +/* OBSOLETE /* Get keyboard TERMINAL (for modification) */ */ +/* OBSOLETE #ifdef HAVE_TERMIO */ +/* OBSOLETE result = ioctl (0, TCGETA, &tbuf); */ +/* OBSOLETE #else */ +/* OBSOLETE result = ioctl (0, TIOCGETP, &tbuf); */ +/* OBSOLETE #endif */ +/* OBSOLETE if (result == -1) */ +/* OBSOLETE return (errno); */ +/* OBSOLETE */ +/* OBSOLETE /* Set up new parameters */ */ +/* OBSOLETE #ifdef HAVE_TERMIO */ +/* OBSOLETE tbuf.c_iflag = tbuf.c_iflag & */ +/* OBSOLETE ~(INLCR | ICRNL | IUCLC | ISTRIP | IXON | BRKINT); */ +/* OBSOLETE tbuf.c_lflag = tbuf.c_lflag & ~(ICANON | ISIG | ECHO); */ +/* OBSOLETE tbuf.c_cc[4] = 0; /* MIN */ */ +/* OBSOLETE tbuf.c_cc[5] = 0; /* TIME */ */ +/* OBSOLETE #else */ +/* OBSOLETE /* FIXME: not sure if this is correct (matches HAVE_TERMIO). */ */ +/* OBSOLETE tbuf.sg_flags |= RAW; */ +/* OBSOLETE tbuf.sg_flags |= ANYP; */ +/* OBSOLETE tbuf.sg_flags &= ~ECHO; */ +/* OBSOLETE #endif */ +/* OBSOLETE */ +/* OBSOLETE /* Set keyboard termio to new mode (RAW) */ */ +/* OBSOLETE #ifdef HAVE_TERMIO */ +/* OBSOLETE result = ioctl (0, TCSETAF, &tbuf); */ +/* OBSOLETE #else */ +/* OBSOLETE result = ioctl (0, TIOCSETP, &tbuf); */ +/* OBSOLETE #endif */ +/* OBSOLETE if (result == -1) */ +/* OBSOLETE return (errno); */ +/* OBSOLETE */ +/* OBSOLETE return (0); */ +/* OBSOLETE } /* end kbd_raw() */ */ +/* OBSOLETE */ +/* OBSOLETE */ +/* OBSOLETE */ +/* OBSOLETE /***************************************************************** KBD_RESTORE */ +/* OBSOLETE ** This function is used to put the keyboard back in the */ +/* OBSOLETE ** mode it was in before kbk_raw was called. Note that */ +/* OBSOLETE ** kbk_raw() must have been called at least once before */ +/* OBSOLETE ** kbd_restore() is called. */ +/* OBSOLETE */ */ +/* OBSOLETE */ +/* OBSOLETE int */ +/* OBSOLETE kbd_restore (void) */ +/* OBSOLETE { */ +/* OBSOLETE int result; */ +/* OBSOLETE */ +/* OBSOLETE /* Set keyboard termio to original mode */ */ +/* OBSOLETE #ifdef HAVE_TERMIO */ +/* OBSOLETE result = ioctl (0, TCSETAF, &kbd_tbuf); */ +/* OBSOLETE #else */ +/* OBSOLETE result = ioctl (0, TIOCGETP, &kbd_tbuf); */ +/* OBSOLETE #endif */ +/* OBSOLETE */ +/* OBSOLETE if (result == -1) */ +/* OBSOLETE return (errno); */ +/* OBSOLETE */ +/* OBSOLETE return (0); */ +/* OBSOLETE } /* end kbd_cooked() */ */ +/* OBSOLETE */ +/* OBSOLETE */ +/* OBSOLETE /*****************************************************************************/ */ +/* OBSOLETE /* Fetch a single register indicatated by 'regno'. */ +/* OBSOLETE * Returns 0/-1 on success/failure. */ +/* OBSOLETE */ */ +/* OBSOLETE static int */ +/* OBSOLETE fetch_register (int regno) */ +/* OBSOLETE { */ +/* OBSOLETE int result; */ +/* OBSOLETE out_msg_buf->read_req_msg.code = READ_REQ; */ +/* OBSOLETE out_msg_buf->read_req_msg.length = 4 * 3; */ +/* OBSOLETE out_msg_buf->read_req_msg.byte_count = 4; */ +/* OBSOLETE */ +/* OBSOLETE if (regno == GR1_REGNUM) */ +/* OBSOLETE { */ +/* OBSOLETE out_msg_buf->read_req_msg.memory_space = GLOBAL_REG; */ +/* OBSOLETE out_msg_buf->read_req_msg.address = 1; */ +/* OBSOLETE } */ +/* OBSOLETE else if (regno >= GR96_REGNUM && regno < GR96_REGNUM + 32) */ +/* OBSOLETE { */ +/* OBSOLETE out_msg_buf->read_req_msg.memory_space = GLOBAL_REG; */ +/* OBSOLETE out_msg_buf->read_req_msg.address = (regno - GR96_REGNUM) + 96; */ +/* OBSOLETE } */ +/* OBSOLETE #if defined(GR64_REGNUM) */ +/* OBSOLETE else if (regno >= GR64_REGNUM && regno < GR64_REGNUM + 32) */ +/* OBSOLETE { */ +/* OBSOLETE out_msg_buf->read_req_msg.memory_space = GLOBAL_REG; */ +/* OBSOLETE out_msg_buf->read_req_msg.address = (regno - GR64_REGNUM) + 64; */ +/* OBSOLETE } */ +/* OBSOLETE #endif /* GR64_REGNUM */ */ +/* OBSOLETE else if (regno >= LR0_REGNUM && regno < LR0_REGNUM + 128) */ +/* OBSOLETE { */ +/* OBSOLETE out_msg_buf->read_req_msg.memory_space = LOCAL_REG; */ +/* OBSOLETE out_msg_buf->read_req_msg.address = (regno - LR0_REGNUM); */ +/* OBSOLETE } */ +/* OBSOLETE else if (regno >= FPE_REGNUM && regno <= EXO_REGNUM) */ +/* OBSOLETE { */ +/* OBSOLETE int val = -1; */ +/* OBSOLETE supply_register (160 + (regno - FPE_REGNUM), &val); */ +/* OBSOLETE return 0; /* Pretend Success */ */ +/* OBSOLETE } */ +/* OBSOLETE else */ +/* OBSOLETE { */ +/* OBSOLETE out_msg_buf->read_req_msg.memory_space = SPECIAL_REG; */ +/* OBSOLETE out_msg_buf->read_req_msg.address = regnum_to_srnum (regno); */ +/* OBSOLETE } */ +/* OBSOLETE */ +/* OBSOLETE msg_send_serial (out_msg_buf); */ +/* OBSOLETE */ +/* OBSOLETE if (expect_msg (READ_ACK, in_msg_buf, 1)) */ +/* OBSOLETE { */ +/* OBSOLETE supply_register (regno, &(in_msg_buf->read_r_ack_msg.data[0])); */ +/* OBSOLETE result = 0; */ +/* OBSOLETE } */ +/* OBSOLETE else */ +/* OBSOLETE { */ +/* OBSOLETE result = -1; */ +/* OBSOLETE } */ +/* OBSOLETE return result; */ +/* OBSOLETE } */ +/* OBSOLETE /*****************************************************************************/ */ +/* OBSOLETE /* Store a single register indicated by 'regno'. */ +/* OBSOLETE * Returns 0/-1 on success/failure. */ +/* OBSOLETE */ */ +/* OBSOLETE static int */ +/* OBSOLETE store_register (int regno) */ +/* OBSOLETE { */ +/* OBSOLETE int result; */ +/* OBSOLETE */ +/* OBSOLETE out_msg_buf->write_req_msg.code = WRITE_REQ; */ +/* OBSOLETE out_msg_buf->write_req_msg.length = 4 * 4; */ +/* OBSOLETE out_msg_buf->write_req_msg.byte_count = 4; */ +/* OBSOLETE out_msg_buf->write_r_msg.data[0] = read_register (regno); */ +/* OBSOLETE */ +/* OBSOLETE if (regno == GR1_REGNUM) */ +/* OBSOLETE { */ +/* OBSOLETE out_msg_buf->write_req_msg.memory_space = GLOBAL_REG; */ +/* OBSOLETE out_msg_buf->write_req_msg.address = 1; */ +/* OBSOLETE /* Setting GR1 changes the numbers of all the locals, so invalidate the */ +/* OBSOLETE * register cache. Do this *after* calling read_register, because we want */ +/* OBSOLETE * read_register to return the value that write_register has just stuffed */ +/* OBSOLETE * into the registers array, not the value of the register fetched from */ +/* OBSOLETE * the inferior. */ +/* OBSOLETE */ */ +/* OBSOLETE registers_changed (); */ +/* OBSOLETE } */ +/* OBSOLETE #if defined(GR64_REGNUM) */ +/* OBSOLETE else if (regno >= GR64_REGNUM && regno < GR64_REGNUM + 32) */ +/* OBSOLETE { */ +/* OBSOLETE out_msg_buf->write_req_msg.memory_space = GLOBAL_REG; */ +/* OBSOLETE out_msg_buf->write_req_msg.address = (regno - GR64_REGNUM) + 64; */ +/* OBSOLETE } */ +/* OBSOLETE #endif /* GR64_REGNUM */ */ +/* OBSOLETE else if (regno >= GR96_REGNUM && regno < GR96_REGNUM + 32) */ +/* OBSOLETE { */ +/* OBSOLETE out_msg_buf->write_req_msg.memory_space = GLOBAL_REG; */ +/* OBSOLETE out_msg_buf->write_req_msg.address = (regno - GR96_REGNUM) + 96; */ +/* OBSOLETE } */ +/* OBSOLETE else if (regno >= LR0_REGNUM && regno < LR0_REGNUM + 128) */ +/* OBSOLETE { */ +/* OBSOLETE out_msg_buf->write_req_msg.memory_space = LOCAL_REG; */ +/* OBSOLETE out_msg_buf->write_req_msg.address = (regno - LR0_REGNUM); */ +/* OBSOLETE } */ +/* OBSOLETE else if (regno >= FPE_REGNUM && regno <= EXO_REGNUM) */ +/* OBSOLETE { */ +/* OBSOLETE return 0; /* Pretend Success */ */ +/* OBSOLETE } */ +/* OBSOLETE else */ +/* OBSOLETE /* An unprotected or protected special register */ */ +/* OBSOLETE { */ +/* OBSOLETE out_msg_buf->write_req_msg.memory_space = SPECIAL_REG; */ +/* OBSOLETE out_msg_buf->write_req_msg.address = regnum_to_srnum (regno); */ +/* OBSOLETE } */ +/* OBSOLETE */ +/* OBSOLETE msg_send_serial (out_msg_buf); */ +/* OBSOLETE */ +/* OBSOLETE if (expect_msg (WRITE_ACK, in_msg_buf, 1)) */ +/* OBSOLETE { */ +/* OBSOLETE result = 0; */ +/* OBSOLETE } */ +/* OBSOLETE else */ +/* OBSOLETE { */ +/* OBSOLETE result = -1; */ +/* OBSOLETE } */ +/* OBSOLETE return result; */ +/* OBSOLETE } */ +/* OBSOLETE /****************************************************************************/ */ +/* OBSOLETE /* */ +/* OBSOLETE * Convert a gdb special register number to a 29000 special register number. */ +/* OBSOLETE */ */ +/* OBSOLETE static int */ +/* OBSOLETE regnum_to_srnum (int regno) */ +/* OBSOLETE { */ +/* OBSOLETE switch (regno) */ +/* OBSOLETE { */ +/* OBSOLETE case VAB_REGNUM: */ +/* OBSOLETE return (0); */ +/* OBSOLETE case OPS_REGNUM: */ +/* OBSOLETE return (1); */ +/* OBSOLETE case CPS_REGNUM: */ +/* OBSOLETE return (2); */ +/* OBSOLETE case CFG_REGNUM: */ +/* OBSOLETE return (3); */ +/* OBSOLETE case CHA_REGNUM: */ +/* OBSOLETE return (4); */ +/* OBSOLETE case CHD_REGNUM: */ +/* OBSOLETE return (5); */ +/* OBSOLETE case CHC_REGNUM: */ +/* OBSOLETE return (6); */ +/* OBSOLETE case RBP_REGNUM: */ +/* OBSOLETE return (7); */ +/* OBSOLETE case TMC_REGNUM: */ +/* OBSOLETE return (8); */ +/* OBSOLETE case TMR_REGNUM: */ +/* OBSOLETE return (9); */ +/* OBSOLETE case NPC_REGNUM: */ +/* OBSOLETE return (USE_SHADOW_PC ? (20) : (10)); */ +/* OBSOLETE case PC_REGNUM: */ +/* OBSOLETE return (USE_SHADOW_PC ? (21) : (11)); */ +/* OBSOLETE case PC2_REGNUM: */ +/* OBSOLETE return (USE_SHADOW_PC ? (22) : (12)); */ +/* OBSOLETE case MMU_REGNUM: */ +/* OBSOLETE return (13); */ +/* OBSOLETE case LRU_REGNUM: */ +/* OBSOLETE return (14); */ +/* OBSOLETE case IPC_REGNUM: */ +/* OBSOLETE return (128); */ +/* OBSOLETE case IPA_REGNUM: */ +/* OBSOLETE return (129); */ +/* OBSOLETE case IPB_REGNUM: */ +/* OBSOLETE return (130); */ +/* OBSOLETE case Q_REGNUM: */ +/* OBSOLETE return (131); */ +/* OBSOLETE case ALU_REGNUM: */ +/* OBSOLETE return (132); */ +/* OBSOLETE case BP_REGNUM: */ +/* OBSOLETE return (133); */ +/* OBSOLETE case FC_REGNUM: */ +/* OBSOLETE return (134); */ +/* OBSOLETE case CR_REGNUM: */ +/* OBSOLETE return (135); */ +/* OBSOLETE case FPE_REGNUM: */ +/* OBSOLETE return (160); */ +/* OBSOLETE case INTE_REGNUM: */ +/* OBSOLETE return (161); */ +/* OBSOLETE case FPS_REGNUM: */ +/* OBSOLETE return (162); */ +/* OBSOLETE case EXO_REGNUM: */ +/* OBSOLETE return (164); */ +/* OBSOLETE default: */ +/* OBSOLETE return (255); /* Failure ? */ */ +/* OBSOLETE } */ +/* OBSOLETE } */ +/* OBSOLETE /****************************************************************************/ */ +/* OBSOLETE /* */ +/* OBSOLETE * Initialize the target debugger (minimon only). */ +/* OBSOLETE */ */ +/* OBSOLETE static void */ +/* OBSOLETE init_target_mm (ADDR32 tstart, ADDR32 tend, ADDR32 dstart, ADDR32 dend, */ +/* OBSOLETE ADDR32 entry, INT32 ms_size, INT32 rs_size, ADDR32 arg_start) */ +/* OBSOLETE { */ +/* OBSOLETE out_msg_buf->init_msg.code = INIT; */ +/* OBSOLETE out_msg_buf->init_msg.length = sizeof (struct init_msg_t) - 2 * sizeof (INT32); */ +/* OBSOLETE out_msg_buf->init_msg.text_start = tstart; */ +/* OBSOLETE out_msg_buf->init_msg.text_end = tend; */ +/* OBSOLETE out_msg_buf->init_msg.data_start = dstart; */ +/* OBSOLETE out_msg_buf->init_msg.data_end = dend; */ +/* OBSOLETE out_msg_buf->init_msg.entry_point = entry; */ +/* OBSOLETE out_msg_buf->init_msg.mem_stack_size = ms_size; */ +/* OBSOLETE out_msg_buf->init_msg.reg_stack_size = rs_size; */ +/* OBSOLETE out_msg_buf->init_msg.arg_start = arg_start; */ +/* OBSOLETE msg_send_serial (out_msg_buf); */ +/* OBSOLETE expect_msg (INIT_ACK, in_msg_buf, 1); */ +/* OBSOLETE } */ +/* OBSOLETE /****************************************************************************/ */ +/* OBSOLETE /* */ +/* OBSOLETE * Return a pointer to a string representing the given message code. */ +/* OBSOLETE * Not all messages are represented here, only the ones that we expect */ +/* OBSOLETE * to be called with. */ +/* OBSOLETE */ */ +/* OBSOLETE static char * */ +/* OBSOLETE msg_str (INT32 code) */ +/* OBSOLETE { */ +/* OBSOLETE static char cbuf[32]; */ +/* OBSOLETE */ +/* OBSOLETE switch (code) */ +/* OBSOLETE { */ +/* OBSOLETE case BKPT_SET_ACK: */ +/* OBSOLETE sprintf (cbuf, "%s (%d)", "BKPT_SET_ACK", code); */ +/* OBSOLETE break; */ +/* OBSOLETE case BKPT_RM_ACK: */ +/* OBSOLETE sprintf (cbuf, "%s (%d)", "BKPT_RM_ACK", code); */ +/* OBSOLETE break; */ +/* OBSOLETE case INIT_ACK: */ +/* OBSOLETE sprintf (cbuf, "%s (%d)", "INIT_ACK", code); */ +/* OBSOLETE break; */ +/* OBSOLETE case READ_ACK: */ +/* OBSOLETE sprintf (cbuf, "%s (%d)", "READ_ACK", code); */ +/* OBSOLETE break; */ +/* OBSOLETE case WRITE_ACK: */ +/* OBSOLETE sprintf (cbuf, "%s (%d)", "WRITE_ACK", code); */ +/* OBSOLETE break; */ +/* OBSOLETE case ERROR: */ +/* OBSOLETE sprintf (cbuf, "%s (%d)", "ERROR", code); */ +/* OBSOLETE break; */ +/* OBSOLETE case HALT: */ +/* OBSOLETE sprintf (cbuf, "%s (%d)", "HALT", code); */ +/* OBSOLETE break; */ +/* OBSOLETE default: */ +/* OBSOLETE sprintf (cbuf, "UNKNOWN (%d)", code); */ +/* OBSOLETE break; */ +/* OBSOLETE } */ +/* OBSOLETE return (cbuf); */ +/* OBSOLETE } */ +/* OBSOLETE /****************************************************************************/ */ +/* OBSOLETE /* */ +/* OBSOLETE * Selected (not all of them) error codes that we might get. */ +/* OBSOLETE */ */ +/* OBSOLETE static char * */ +/* OBSOLETE error_msg_str (INT32 code) */ +/* OBSOLETE { */ +/* OBSOLETE static char cbuf[50]; */ +/* OBSOLETE */ +/* OBSOLETE switch (code) */ +/* OBSOLETE { */ +/* OBSOLETE case EMFAIL: */ +/* OBSOLETE return ("EMFAIL: unrecoverable error"); */ +/* OBSOLETE case EMBADADDR: */ +/* OBSOLETE return ("EMBADADDR: Illegal address"); */ +/* OBSOLETE case EMBADREG: */ +/* OBSOLETE return ("EMBADREG: Illegal register "); */ +/* OBSOLETE case EMACCESS: */ +/* OBSOLETE return ("EMACCESS: Could not access memory"); */ +/* OBSOLETE case EMBADMSG: */ +/* OBSOLETE return ("EMBADMSG: Unknown message type"); */ +/* OBSOLETE case EMMSG2BIG: */ +/* OBSOLETE return ("EMMSG2BIG: Message to large"); */ +/* OBSOLETE case EMNOSEND: */ +/* OBSOLETE return ("EMNOSEND: Could not send message"); */ +/* OBSOLETE case EMNORECV: */ +/* OBSOLETE return ("EMNORECV: Could not recv message"); */ +/* OBSOLETE case EMRESET: */ +/* OBSOLETE return ("EMRESET: Could not RESET target"); */ +/* OBSOLETE case EMCONFIG: */ +/* OBSOLETE return ("EMCONFIG: Could not get target CONFIG"); */ +/* OBSOLETE case EMSTATUS: */ +/* OBSOLETE return ("EMSTATUS: Could not get target STATUS"); */ +/* OBSOLETE case EMREAD: */ +/* OBSOLETE return ("EMREAD: Could not READ target memory"); */ +/* OBSOLETE case EMWRITE: */ +/* OBSOLETE return ("EMWRITE: Could not WRITE target memory"); */ +/* OBSOLETE case EMBKPTSET: */ +/* OBSOLETE return ("EMBKPTSET: Could not set breakpoint"); */ +/* OBSOLETE case EMBKPTRM: */ +/* OBSOLETE return ("EMBKPTRM: Could not remove breakpoint"); */ +/* OBSOLETE case EMBKPTSTAT: */ +/* OBSOLETE return ("EMBKPTSTAT: Could not get breakpoint status"); */ +/* OBSOLETE case EMBKPTNONE: */ +/* OBSOLETE return ("EMBKPTNONE: All breakpoints in use"); */ +/* OBSOLETE case EMBKPTUSED: */ +/* OBSOLETE return ("EMBKPTUSED: Breakpoints already in use"); */ +/* OBSOLETE case EMINIT: */ +/* OBSOLETE return ("EMINIT: Could not init target memory"); */ +/* OBSOLETE case EMGO: */ +/* OBSOLETE return ("EMGO: Could not start execution"); */ +/* OBSOLETE case EMSTEP: */ +/* OBSOLETE return ("EMSTEP: Could not single step"); */ +/* OBSOLETE case EMBREAK: */ +/* OBSOLETE return ("EMBREAK: Could not BREAK"); */ +/* OBSOLETE case EMCOMMERR: */ +/* OBSOLETE return ("EMCOMMERR: Communication error"); */ +/* OBSOLETE default: */ +/* OBSOLETE sprintf (cbuf, "error number %d", code); */ +/* OBSOLETE break; */ +/* OBSOLETE } /* end switch */ */ +/* OBSOLETE */ +/* OBSOLETE return (cbuf); */ +/* OBSOLETE } */ +/* OBSOLETE /****************************************************************************/ */ +/* OBSOLETE */ +/* OBSOLETE /* Receive a message, placing it in MSG_BUF, and expect it to be of */ +/* OBSOLETE type MSGCODE. If an error occurs, a non-zero FROM_TTY indicates */ +/* OBSOLETE that the message should be printed. */ +/* OBSOLETE */ +/* OBSOLETE Return 0 for failure, 1 for success. */ */ +/* OBSOLETE */ +/* OBSOLETE static int */ +/* OBSOLETE expect_msg (INT32 msgcode, union msg_t *msg_buf, int from_tty) */ +/* OBSOLETE { */ +/* OBSOLETE int retries = 0; */ +/* OBSOLETE while (msg_recv_serial (msg_buf) && (retries++ < MAX_RETRIES)); */ +/* OBSOLETE if (retries >= MAX_RETRIES) */ +/* OBSOLETE { */ +/* OBSOLETE printf ("Expected msg %s, ", msg_str (msgcode)); */ +/* OBSOLETE printf ("no message received!\n"); */ +/* OBSOLETE return (0); /* Failure */ */ +/* OBSOLETE } */ +/* OBSOLETE */ +/* OBSOLETE if (msg_buf->generic_msg.code != msgcode) */ +/* OBSOLETE { */ +/* OBSOLETE if (from_tty) */ +/* OBSOLETE { */ +/* OBSOLETE printf ("Expected msg %s, ", msg_str (msgcode)); */ +/* OBSOLETE printf ("got msg %s\n", msg_str (msg_buf->generic_msg.code)); */ +/* OBSOLETE if (msg_buf->generic_msg.code == ERROR) */ +/* OBSOLETE printf ("%s\n", error_msg_str (msg_buf->error_msg.error_code)); */ +/* OBSOLETE } */ +/* OBSOLETE return (0); /* Failure */ */ +/* OBSOLETE } */ +/* OBSOLETE return (1); /* Success */ */ +/* OBSOLETE } */ +/* OBSOLETE /****************************************************************************/ */ +/* OBSOLETE /* */ +/* OBSOLETE * Determine the MiniMon memory space qualifier based on the addr. */ +/* OBSOLETE * FIXME: Can't distinguis I_ROM/D_ROM. */ +/* OBSOLETE * FIXME: Doesn't know anything about I_CACHE/D_CACHE. */ +/* OBSOLETE */ */ +/* OBSOLETE static int */ +/* OBSOLETE mm_memory_space (CORE_ADDR *addr) */ +/* OBSOLETE { */ +/* OBSOLETE ADDR32 tstart = target_config.I_mem_start; */ +/* OBSOLETE ADDR32 tend = tstart + target_config.I_mem_size; */ +/* OBSOLETE ADDR32 dstart = target_config.D_mem_start; */ +/* OBSOLETE ADDR32 dend = tstart + target_config.D_mem_size; */ +/* OBSOLETE ADDR32 rstart = target_config.ROM_start; */ +/* OBSOLETE ADDR32 rend = tstart + target_config.ROM_size; */ +/* OBSOLETE */ +/* OBSOLETE if (((ADDR32) addr >= tstart) && ((ADDR32) addr < tend)) */ +/* OBSOLETE { */ +/* OBSOLETE return I_MEM; */ +/* OBSOLETE } */ +/* OBSOLETE else if (((ADDR32) addr >= dstart) && ((ADDR32) addr < dend)) */ +/* OBSOLETE { */ +/* OBSOLETE return D_MEM; */ +/* OBSOLETE } */ +/* OBSOLETE else if (((ADDR32) addr >= rstart) && ((ADDR32) addr < rend)) */ +/* OBSOLETE { */ +/* OBSOLETE /* FIXME: how do we determine between D_ROM and I_ROM */ */ +/* OBSOLETE return D_ROM; */ +/* OBSOLETE } */ +/* OBSOLETE else /* FIXME: what do me do now? */ */ +/* OBSOLETE return D_MEM; /* Hmmm! */ */ +/* OBSOLETE } */ +/* OBSOLETE */ +/* OBSOLETE /****************************************************************************/ */ +/* OBSOLETE /* */ +/* OBSOLETE * Define the target subroutine names */ +/* OBSOLETE */ */ +/* OBSOLETE struct target_ops mm_ops; */ +/* OBSOLETE */ +/* OBSOLETE static void */ +/* OBSOLETE init_mm_ops (void) */ +/* OBSOLETE { */ +/* OBSOLETE mm_ops.to_shortname = "minimon"; */ +/* OBSOLETE mm_ops.to_longname = "Remote AMD/Minimon target"; */ +/* OBSOLETE mm_ops.to_doc = "Remote debug an AMD 290*0 using the MiniMon dbg core on the target"; */ +/* OBSOLETE mm_ops.to_open = mm_open; */ +/* OBSOLETE mm_ops.to_close = mm_close; */ +/* OBSOLETE mm_ops.to_attach = mm_attach; */ +/* OBSOLETE mm_ops.to_post_attach = NULL; */ +/* OBSOLETE mm_ops.to_require_attach = NULL; */ +/* OBSOLETE mm_ops.to_detach = mm_detach; */ +/* OBSOLETE mm_ops.to_require_detach = NULL; */ +/* OBSOLETE mm_ops.to_resume = mm_resume; */ +/* OBSOLETE mm_ops.to_wait = mm_wait; */ +/* OBSOLETE mm_ops.to_post_wait = NULL; */ +/* OBSOLETE mm_ops.to_fetch_registers = mm_fetch_registers; */ +/* OBSOLETE mm_ops.to_store_registers = mm_store_registers; */ +/* OBSOLETE mm_ops.to_prepare_to_store = mm_prepare_to_store; */ +/* OBSOLETE mm_ops.to_xfer_memory = mm_xfer_inferior_memory; */ +/* OBSOLETE mm_ops.to_files_info = mm_files_info; */ +/* OBSOLETE mm_ops.to_insert_breakpoint = mm_insert_breakpoint; */ +/* OBSOLETE mm_ops.to_remove_breakpoint = mm_remove_breakpoint; */ +/* OBSOLETE mm_ops.to_terminal_init = 0; */ +/* OBSOLETE mm_ops.to_terminal_inferior = 0; */ +/* OBSOLETE mm_ops.to_terminal_ours_for_output = 0; */ +/* OBSOLETE mm_ops.to_terminal_ours = 0; */ +/* OBSOLETE mm_ops.to_terminal_info = 0; */ +/* OBSOLETE mm_ops.to_kill = mm_kill; */ +/* OBSOLETE mm_ops.to_load = mm_load; */ +/* OBSOLETE mm_ops.to_lookup_symbol = 0; */ +/* OBSOLETE mm_ops.to_create_inferior = mm_create_inferior; */ +/* OBSOLETE mm_ops.to_post_startup_inferior = NULL; */ +/* OBSOLETE mm_ops.to_acknowledge_created_inferior = NULL; */ +/* OBSOLETE mm_ops.to_clone_and_follow_inferior = NULL; */ +/* OBSOLETE mm_ops.to_post_follow_inferior_by_clone = NULL; */ +/* OBSOLETE mm_ops.to_insert_fork_catchpoint = NULL; */ +/* OBSOLETE mm_ops.to_remove_fork_catchpoint = NULL; */ +/* OBSOLETE mm_ops.to_insert_vfork_catchpoint = NULL; */ +/* OBSOLETE mm_ops.to_remove_vfork_catchpoint = NULL; */ +/* OBSOLETE mm_ops.to_has_forked = NULL; */ +/* OBSOLETE mm_ops.to_has_vforked = NULL; */ +/* OBSOLETE mm_ops.to_can_follow_vfork_prior_to_exec = NULL; */ +/* OBSOLETE mm_ops.to_post_follow_vfork = NULL; */ +/* OBSOLETE mm_ops.to_insert_exec_catchpoint = NULL; */ +/* OBSOLETE mm_ops.to_remove_exec_catchpoint = NULL; */ +/* OBSOLETE mm_ops.to_has_execd = NULL; */ +/* OBSOLETE mm_ops.to_reported_exec_events_per_exec_call = NULL; */ +/* OBSOLETE mm_ops.to_has_exited = NULL; */ +/* OBSOLETE mm_ops.to_mourn_inferior = mm_mourn; */ +/* OBSOLETE mm_ops.to_can_run = 0; */ +/* OBSOLETE mm_ops.to_notice_signals = 0; */ +/* OBSOLETE mm_ops.to_thread_alive = 0; */ +/* OBSOLETE mm_ops.to_stop = 0; */ +/* OBSOLETE mm_ops.to_pid_to_exec_file = NULL; */ +/* OBSOLETE mm_ops.to_stratum = process_stratum; */ +/* OBSOLETE mm_ops.DONT_USE = 0; */ +/* OBSOLETE mm_ops.to_has_all_memory = 1; */ +/* OBSOLETE mm_ops.to_has_memory = 1; */ +/* OBSOLETE mm_ops.to_has_stack = 1; */ +/* OBSOLETE mm_ops.to_has_registers = 1; */ +/* OBSOLETE mm_ops.to_has_execution = 1; */ +/* OBSOLETE mm_ops.to_sections = 0; */ +/* OBSOLETE mm_ops.to_sections_end = 0; */ +/* OBSOLETE mm_ops.to_magic = OPS_MAGIC; */ +/* OBSOLETE }; */ +/* OBSOLETE */ +/* OBSOLETE void */ +/* OBSOLETE _initialize_remote_mm (void) */ +/* OBSOLETE { */ +/* OBSOLETE init_mm_ops (); */ +/* OBSOLETE add_target (&mm_ops); */ +/* OBSOLETE } */ +/* OBSOLETE */ +/* OBSOLETE #ifdef NO_HIF_SUPPORT */ +/* OBSOLETE service_HIF (union msg_t *msg) */ +/* OBSOLETE { */ +/* OBSOLETE return (0); /* Emulate a failure */ */ +/* OBSOLETE } */ +/* OBSOLETE #endif */ |