/* Remote debugging interface for boot monitors, for GDB.
- Copyright 1990, 1991, 1992, 1993 Free Software Foundation, Inc.
+ Copyright 1990, 1991, 1992, 1993, 2001 Free Software Foundation, Inc.
-This file is part of GDB.
+ 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 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.
+ 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. */
+ 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 file was derived from remote-eb.c, which did a similar job, but for
an AMD-29K running EBMON. That file was in turn derived from remote.c
as mentioned in the following comment (left in for comic relief):
- "This is like remote.c but is for a different situation--
+ "This is like remote.c but is for a different situation--
having a PC running os9000 hook up with a unix machine with
a serial line, and running ctty com2 on the PC. os9000 has a debug
monitor called ROMBUG running. Not to mention that the PC
In reality, this module talks to a debug monitor called 'ROMBUG', which
We communicate with ROMBUG via a direct serial line, the network version
of ROMBUG is not available yet.
-*/
+ */
/* FIXME This file needs to be rewritten if it's to work again, either
to self-contained or to use the new monitor interface. */
#include "defs.h"
#include "gdbcore.h"
#include "target.h"
-#include "wait.h"
-#ifdef ANSI_PROTOTYPES
-#include <stdarg.h>
-#else
-#include <varargs.h>
-#endif
+#include "gdb_wait.h"
#include <signal.h>
#include "gdb_string.h"
#include <sys/types.h>
#include "gdb-stabs.h"
struct cmd_list_element *showlist;
-extern struct target_ops rombug_ops; /* Forward declaration */
-extern struct monitor_ops rombug_cmds; /* Forward declaration */
+extern struct target_ops rombug_ops; /* Forward declaration */
+extern struct monitor_ops rombug_cmds; /* Forward declaration */
extern struct cmd_list_element *setlist;
extern struct cmd_list_element *unsetlist;
extern int attach_flag;
-static void rombug_close();
-static void rombug_fetch_register();
-static void rombug_fetch_registers();
-static void rombug_store_register();
+static void rombug_close ();
+static void rombug_fetch_register ();
+static void rombug_fetch_registers ();
+static void rombug_store_register ();
#if 0
-static int sr_get_debug(); /* flag set by "set remotedebug" */
+static int sr_get_debug (); /* flag set by "set remotedebug" */
#endif
-static int hashmark; /* flag set by "set hash" */
+static int hashmark; /* flag set by "set hash" */
static int rombug_is_open = 0;
/* FIXME: Replace with sr_get_debug (). */
static int timeout = 10;
static int is_trace_mode = 0;
-/* Descriptor for I/O to remote machine. Initialize it to NULL*/
+/* Descriptor for I/O to remote machine. Initialize it to NULL */
static serial_t monitor_desc = NULL;
static CORE_ADDR bufaddr = 0;
/* Send data to monitor. Works just like printf. */
static void
-#ifdef ANSI_PROTOTYPES
-printf_monitor(char *pattern, ...)
-#else
-printf_monitor(va_alist)
- va_dcl
-#endif
+printf_monitor (char *pattern,...)
{
va_list args;
char buf[200];
int i;
-#ifdef ANSI_PROTOTYPES
va_start (args, pattern);
-#else
- char *pattern;
- va_start(args);
- pattern = va_arg(args, char *);
-#endif
- vsprintf(buf, pattern, args);
- va_end(args);
+ vsprintf (buf, pattern, args);
+ va_end (args);
- if (SERIAL_WRITE(monitor_desc, buf, strlen(buf)))
- fprintf(stderr, "SERIAL_WRITE failed: %s\n", safe_strerror(errno));
+ if (SERIAL_WRITE (monitor_desc, buf, strlen (buf)))
+ fprintf (stderr, "SERIAL_WRITE failed: %s\n", safe_strerror (errno));
}
-/* Read a character from the remote system, doing all the fancy timeout stuff*/
+/* Read a character from the remote system, doing all the fancy timeout stuff */
static int
-readchar(timeout)
- int timeout;
+readchar (int timeout)
{
int c;
- c = SERIAL_READCHAR(monitor_desc, timeout);
+ c = SERIAL_READCHAR (monitor_desc, timeout);
- if (sr_get_debug())
- putchar(c & 0x7f);
+ if (sr_get_debug ())
+ putchar (c & 0x7f);
- if (monitor_log && isascii(c))
- putc(c & 0x7f, log_file);
+ if (monitor_log && isascii (c))
+ putc (c & 0x7f, log_file);
if (c >= 0)
return c & 0x7f;
if (timeout == 0)
return c; /* Polls shouldn't generate timeout errors */
- error("Timeout reading from remote system.");
+ error ("Timeout reading from remote system.");
}
- perror_with_name("remote-monitor");
+ perror_with_name ("remote-monitor");
}
/* Scan input from the remote system, until STRING is found. If DISCARD is
non-zero, then discard non-matching input, else print it out.
Let the user break out immediately. */
static void
-expect(string, discard)
- char *string;
- int discard;
+expect (char *string, int discard)
{
char *p = string;
int c;
- if (sr_get_debug())
+ if (sr_get_debug ())
printf ("Expecting \"%s\"\n", string);
- immediate_quit = 1;
+ immediate_quit++;
while (1)
{
- c = readchar(timeout);
+ c = readchar (timeout);
if (!isascii (c))
continue;
if (c == *p++)
{
if (*p == '\0')
{
- immediate_quit = 0;
- if (sr_get_debug())
+ immediate_quit--;
+ if (sr_get_debug ())
printf ("\nMatched\n");
return;
}
{
if (!discard)
{
- fwrite(string, 1, (p - 1) - string, stdout);
- putchar((char)c);
- fflush(stdout);
+ fwrite (string, 1, (p - 1) - string, stdout);
+ putchar ((char) c);
+ fflush (stdout);
}
p = string;
}
necessary to prevent getting into states from which we can't
recover. */
static void
-expect_prompt(discard)
- int discard;
+expect_prompt (int discard)
{
if (monitor_log)
- /* This is a convenient place to do this. The idea is to do it often
- enough that we never lose much data if we terminate abnormally. */
- fflush(log_file);
-
- if (is_trace_mode) {
- expect("trace", discard);
- } else {
- expect (PROMPT, discard);
- }
+ /* This is a convenient place to do this. The idea is to do it often
+ enough that we never lose much data if we terminate abnormally. */
+ fflush (log_file);
+
+ if (is_trace_mode)
+ {
+ expect ("trace", discard);
+ }
+ else
+ {
+ expect (PROMPT, discard);
+ }
}
/* Get a hex digit from the remote system & return its value.
If ignore_space is nonzero, ignore spaces (not newline, tab, etc). */
static int
-get_hex_digit(ignore_space)
- int ignore_space;
+get_hex_digit (int ignore_space)
{
int ch;
while (1)
{
- ch = readchar(timeout);
+ ch = readchar (timeout);
if (ch >= '0' && ch <= '9')
return ch - '0';
else if (ch >= 'A' && ch <= 'F')
;
else
{
- expect_prompt(1);
- error("Invalid hex digit from remote system.");
+ expect_prompt (1);
+ error ("Invalid hex digit from remote system.");
}
}
}
/* Get a byte from monitor and put it in *BYT. Accept any number
leading spaces. */
static void
-get_hex_byte (byt)
- char *byt;
+get_hex_byte (char *byt)
{
int val;
/* Get N 32-bit words from remote, each preceded by a space,
and put them in registers starting at REGNO. */
static void
-get_hex_regs (n, regno)
- int n;
- int regno;
+get_hex_regs (int n, int regno)
{
long val;
int i;
for (i = 0; i < n; i++)
{
int j;
-
+
val = 0;
for (j = 0; j < 4; j++)
{
if (TARGET_BYTE_ORDER == BIG_ENDIAN)
val = (val << 8) + b;
else
- val = val + (b << (j*8));
+ val = val + (b << (j * 8));
}
supply_register (regno++, (char *) &val);
}
/* This is called not only when we first attach, but also when the
user types "run" after having attached. */
static void
-rombug_create_inferior (execfile, args, env)
- char *execfile;
- char *args;
- char **env;
+rombug_create_inferior (char *execfile, char *args, char **env)
{
int entry_pt;
if (args && *args)
- error("Can't pass arguments to remote ROMBUG process");
+ error ("Can't pass arguments to remote ROMBUG process");
if (execfile == 0 || exec_bfd == 0)
- error("No executable file specified");
+ error ("No executable file specified");
entry_pt = (int) bfd_get_start_address (exec_bfd);
the program is already downloaded. We just set its PC and go. */
init_wait_for_inferior ();
- proceed ((CORE_ADDR)entry_pt, TARGET_SIGNAL_DEFAULT, 0);
+ proceed ((CORE_ADDR) entry_pt, TARGET_SIGNAL_DEFAULT, 0);
}
/* Open a connection to a remote debugger.
static char dev_name[100];
static void
-rombug_open(args, from_tty)
- char *args;
- int from_tty;
+rombug_open (char *args, int from_tty)
{
if (args == NULL)
error ("Use `target RomBug DEVICE-NAME' to use a serial port, or \n\
`target RomBug HOST-NAME:PORT-NUMBER' to use a network connection.");
- target_preopen(from_tty);
+ target_preopen (from_tty);
if (rombug_is_open)
- unpush_target(&rombug_ops);
+ unpush_target (&rombug_ops);
- strcpy(dev_name, args);
- monitor_desc = SERIAL_OPEN(dev_name);
+ strcpy (dev_name, args);
+ monitor_desc = SERIAL_OPEN (dev_name);
if (monitor_desc == NULL)
- perror_with_name(dev_name);
+ perror_with_name (dev_name);
/* if baud rate is set by 'set remotebaud' */
- if (SERIAL_SETBAUDRATE (monitor_desc, sr_get_baud_rate()))
+ if (SERIAL_SETBAUDRATE (monitor_desc, sr_get_baud_rate ()))
{
SERIAL_CLOSE (monitor_desc);
perror_with_name ("RomBug");
}
- SERIAL_RAW(monitor_desc);
+ SERIAL_RAW (monitor_desc);
if (tty_xon || tty_xoff)
{
- struct hardware_ttystate { struct termios t;} *tty_s;
-
- tty_s =(struct hardware_ttystate *)SERIAL_GET_TTY_STATE(monitor_desc);
- if (tty_xon) tty_s->t.c_iflag |= IXON;
- if (tty_xoff) tty_s->t.c_iflag |= IXOFF;
- SERIAL_SET_TTY_STATE(monitor_desc, (serial_ttystate) tty_s);
+ struct hardware_ttystate
+ {
+ struct termios t;
+ }
+ *tty_s;
+
+ tty_s = (struct hardware_ttystate *) SERIAL_GET_TTY_STATE (monitor_desc);
+ if (tty_xon)
+ tty_s->t.c_iflag |= IXON;
+ if (tty_xoff)
+ tty_s->t.c_iflag |= IXOFF;
+ SERIAL_SET_TTY_STATE (monitor_desc, (serial_ttystate) tty_s);
}
rombug_is_open = 1;
perror_with_name (LOG_FILE);
push_monitor (&rombug_cmds);
- printf_monitor("\r"); /* CR wakes up monitor */
- expect_prompt(1);
+ printf_monitor ("\r"); /* CR wakes up monitor */
+ expect_prompt (1);
push_target (&rombug_ops);
attach_flag = 1;
if (from_tty)
- printf("Remote %s connected to %s\n", target_shortname,
- dev_name);
+ printf ("Remote %s connected to %s\n", target_shortname,
+ dev_name);
- rombug_fetch_registers();
+ rombug_fetch_registers ();
printf_monitor ("ov e \r");
- expect_prompt(1);
+ expect_prompt (1);
bufaddr = 0;
buflen = 0;
}
*/
static void
-rombug_close (quitting)
- int quitting;
+rombug_close (int quitting)
{
- if (rombug_is_open) {
- SERIAL_CLOSE(monitor_desc);
- monitor_desc = NULL;
- rombug_is_open = 0;
- }
-
- if (log_file) {
- if (ferror(log_file))
- fprintf(stderr, "Error writing log file.\n");
- if (fclose(log_file) != 0)
- fprintf(stderr, "Error closing log file.\n");
- log_file = 0;
- }
+ if (rombug_is_open)
+ {
+ SERIAL_CLOSE (monitor_desc);
+ monitor_desc = NULL;
+ rombug_is_open = 0;
+ }
+
+ if (log_file)
+ {
+ if (ferror (log_file))
+ fprintf (stderr, "Error writing log file.\n");
+ if (fclose (log_file) != 0)
+ fprintf (stderr, "Error closing log file.\n");
+ log_file = 0;
+ }
}
int
-rombug_link(mod_name, text_reloc)
- char *mod_name;
- CORE_ADDR *text_reloc;
+rombug_link (char *mod_name, CORE_ADDR *text_reloc)
{
int i, j;
unsigned long val;
unsigned char b;
- printf_monitor("l %s \r", mod_name);
- expect_prompt(1);
- printf_monitor(".r \r");
- expect(REG_DELIM, 1);
- for (i=0; i <= 7; i++)
+ printf_monitor ("l %s \r", mod_name);
+ expect_prompt (1);
+ printf_monitor (".r \r");
+ expect (REG_DELIM, 1);
+ for (i = 0; i <= 7; i++)
{
val = 0;
for (j = 0; j < 4; j++)
- {
- get_hex_byte(&b);
- val = (val << 8) + b;
+ {
+ get_hex_byte (&b);
+ val = (val << 8) + b;
}
}
- expect_prompt(1);
+ expect_prompt (1);
*text_reloc = val;
return 1;
}
Use this when you want to detach and do something else
with your gdb. */
static void
-rombug_detach (from_tty)
- int from_tty;
+rombug_detach (int from_tty)
{
- if (attach_flag) {
- printf_monitor (GO_CMD);
- attach_flag = 0;
- }
- pop_target(); /* calls rombug_close to do the real work */
+ if (attach_flag)
+ {
+ printf_monitor (GO_CMD);
+ attach_flag = 0;
+ }
+ pop_target (); /* calls rombug_close to do the real work */
if (from_tty)
printf ("Ending remote %s debugging\n", target_shortname);
}
-
+
/*
* Tell the remote machine to resume.
*/
static void
-rombug_resume (pid, step, sig)
- int pid, step;
- enum target_signal sig;
+rombug_resume (int pid, int step, enum target_signal sig)
{
if (monitor_log)
fprintf (log_file, "\nIn Resume (step=%d, sig=%d)\n", step, sig);
is_trace_mode = 1;
printf_monitor (STEP_CMD);
/* wait for the echo. **
- expect (STEP_CMD, 1);
- */
+ expect (STEP_CMD, 1);
+ */
}
else
{
printf_monitor (GO_CMD);
/* swallow the echo. **
- expect (GO_CMD, 1);
- */
+ expect (GO_CMD, 1);
+ */
}
bufaddr = 0;
- buflen= 0;
+ buflen = 0;
}
/*
*/
static int
-rombug_wait (pid, status)
- int pid;
- struct target_waitstatus *status;
+rombug_wait (int pid, struct target_waitstatus *status)
{
int old_timeout = timeout;
struct section_offsets *offs;
status->kind = TARGET_WAITKIND_EXITED;
status->value.integer = 0;
- timeout = -1; /* Don't time out -- user program is running. */
- expect ("eax:", 0); /* output any message before register display */
- expect_prompt(1); /* Wait for prompt, outputting extraneous text */
+ timeout = -1; /* Don't time out -- user program is running. */
+ expect ("eax:", 0); /* output any message before register display */
+ expect_prompt (1); /* Wait for prompt, outputting extraneous text */
status->kind = TARGET_WAITKIND_STOPPED;
status->value.sig = TARGET_SIGNAL_TRAP;
timeout = old_timeout;
- rombug_fetch_registers();
+ rombug_fetch_registers ();
bufaddr = 0;
buflen = 0;
- pc = read_register(PC_REGNUM);
- addr = read_register(DATABASE_REG);
+ pc = read_register (PC_REGNUM);
+ addr = read_register (DATABASE_REG);
obj_sec = find_pc_section (pc);
if (obj_sec != NULL)
{
if (obj_sec->objfile != symfile_objfile)
- new_symfile_objfile(obj_sec->objfile, 1, 0);
- offs = ((struct section_offsets *)
- alloca (sizeof (struct section_offsets)
- + (symfile_objfile->num_sections * sizeof (offs->offsets))));
- memcpy (offs, symfile_objfile->section_offsets,
- (sizeof (struct section_offsets) +
- (symfile_objfile->num_sections * sizeof (offs->offsets))));
- ANOFFSET (offs, SECT_OFF_DATA) = addr;
- ANOFFSET (offs, SECT_OFF_BSS) = addr;
-
- objfile_relocate(symfile_objfile, offs);
+ new_symfile_objfile (obj_sec->objfile, 1, 0);
+ offs = (struct section_offsets *) alloca (SIZEOF_SECTION_OFFSETS);
+ memcpy (offs, symfile_objfile->section_offsets, SIZEOF_SECTION_OFFSETS);
+ offs->offsets[SECT_OFF_DATA (symfile_objfile)] = addr;
+ offs->offsets[SECT_OFF_BSS (symfile_objfile)] = addr;
+
+ objfile_relocate (symfile_objfile, offs);
}
return 0;
monitor wants. Lets take advantage of that just as long as possible! */
static char *
-get_reg_name (regno)
- int regno;
+get_reg_name (int regno)
{
static char buf[50];
char *p;
if (regno < 0)
return ("");
/*
- for (p = reg_names[regno]; *p; p++)
- *b++ = toupper(*p);
- *b = '\000';
-*/
- p = (char *)reg_names[regno];
+ for (p = REGISTER_NAME (regno); *p; p++)
+ *b++ = toupper(*p);
+ *b = '\000';
+ */
+ p = (char *) REGISTER_NAME (regno);
return p;
/*
- return buf;
-*/
+ return buf;
+ */
}
/* read the remote registers into the block regs. */
static void
-rombug_fetch_registers ()
+rombug_fetch_registers (void)
{
int regno, j, i;
long val;
unsigned char b;
printf_monitor (GET_REG);
- expect("eax:", 1);
- expect("\n", 1);
- get_hex_regs(1, 0);
- get_hex_regs(1, 3);
- get_hex_regs(1, 1);
- get_hex_regs(1, 2);
- get_hex_regs(1, 6);
- get_hex_regs(1, 7);
- get_hex_regs(1, 5);
- get_hex_regs(1, 4);
+ expect ("eax:", 1);
+ expect ("\n", 1);
+ get_hex_regs (1, 0);
+ get_hex_regs (1, 3);
+ get_hex_regs (1, 1);
+ get_hex_regs (1, 2);
+ get_hex_regs (1, 6);
+ get_hex_regs (1, 7);
+ get_hex_regs (1, 5);
+ get_hex_regs (1, 4);
for (regno = 8; regno <= 15; regno++)
{
- expect(REG_DELIM, 1);
+ expect (REG_DELIM, 1);
if (regno >= 8 && regno <= 13)
{
val = 0;
for (j = 0; j < 2; j++)
- {
- get_hex_byte (&b);
+ {
+ get_hex_byte (&b);
if (TARGET_BYTE_ORDER == BIG_ENDIAN)
val = (val << 8) + b;
else
- val = val + (b << (j*8));
- }
+ val = val + (b << (j * 8));
+ }
- if (regno == 8) i = 10;
- if (regno >= 9 && regno <= 12) i = regno + 3;
- if (regno == 13) i = 11;
+ if (regno == 8)
+ i = 10;
+ if (regno >= 9 && regno <= 12)
+ i = regno + 3;
+ if (regno == 13)
+ i = 11;
supply_register (i, (char *) &val);
}
else if (regno == 14)
{
- get_hex_regs(1, PC_REGNUM);
+ get_hex_regs (1, PC_REGNUM);
}
else if (regno == 15)
{
- get_hex_regs(1, 9);
+ get_hex_regs (1, 9);
}
else
{
val = 0;
- supply_register(regno, (char *) &val);
+ supply_register (regno, (char *) &val);
}
}
is_trace_mode = 0;
/* Fetch register REGNO, or all registers if REGNO is -1.
Returns errno value. */
static void
-rombug_fetch_register (regno)
- int regno;
+rombug_fetch_register (int regno)
{
int val, j;
unsigned char b;
- if (monitor_log) {
- fprintf (log_file, "\nIn Fetch Register (reg=%s)\n", get_reg_name (regno));
- fflush (log_file);
- }
+ if (monitor_log)
+ {
+ fprintf (log_file, "\nIn Fetch Register (reg=%s)\n", get_reg_name (regno));
+ fflush (log_file);
+ }
if (regno < 0)
{
{
expect ("\n", 1);
expect ("\n", 1);
- expect (name, 1);
- expect (REG_DELIM, 1);
+ expect (name, 1);
+ expect (REG_DELIM, 1);
val = 0;
for (j = 0; j < 2; j++)
- {
- get_hex_byte (&b);
+ {
+ get_hex_byte (&b);
if (TARGET_BYTE_ORDER == BIG_ENDIAN)
val = (val << 8) + b;
else
- val = val + (b << (j*8));
- }
+ val = val + (b << (j * 8));
+ }
supply_register (regno, (char *) &val);
}
else if (regno == 8 || regno == 9)
expect ("\n", 1);
expect ("\n", 1);
expect ("\n", 1);
- expect (name, 1);
- expect (REG_DELIM, 1);
+ expect (name, 1);
+ expect (REG_DELIM, 1);
get_hex_regs (1, regno);
}
else
{
- expect (name, 1);
- expect (REG_DELIM, 1);
- expect("\n", 1);
- get_hex_regs(1, 0);
- get_hex_regs(1, 3);
- get_hex_regs(1, 1);
- get_hex_regs(1, 2);
- get_hex_regs(1, 6);
- get_hex_regs(1, 7);
- get_hex_regs(1, 5);
- get_hex_regs(1, 4);
+ expect (name, 1);
+ expect (REG_DELIM, 1);
+ expect ("\n", 1);
+ get_hex_regs (1, 0);
+ get_hex_regs (1, 3);
+ get_hex_regs (1, 1);
+ get_hex_regs (1, 2);
+ get_hex_regs (1, 6);
+ get_hex_regs (1, 7);
+ get_hex_regs (1, 5);
+ get_hex_regs (1, 4);
}
expect_prompt (1);
}
/* Store the remote registers from the contents of the block REGS. */
static void
-rombug_store_registers ()
+rombug_store_registers (void)
{
int regno;
for (regno = 0; regno <= PC_REGNUM; regno++)
- rombug_store_register(regno);
+ rombug_store_register (regno);
registers_changed ();
}
/* Store register REGNO, or all if REGNO == 0.
return errno value. */
static void
-rombug_store_register (regno)
- int regno;
+rombug_store_register (int regno)
{
-char *name;
+ char *name;
if (monitor_log)
fprintf (log_file, "\nIn Store_register (regno=%d)\n", regno);
rombug_store_registers ();
else
{
- if (sr_get_debug())
+ if (sr_get_debug ())
printf ("Setting register %s to 0x%x\n", get_reg_name (regno), read_register (regno));
- name = get_reg_name(regno);
- if (name == 0) return;
+ name = get_reg_name (regno);
+ if (name == 0)
+ return;
printf_monitor (SET_REG, name, read_register (regno));
is_trace_mode = 0;
debugged. */
static void
-rombug_prepare_to_store ()
+rombug_prepare_to_store (void)
{
/* Do nothing, since we can store individual regs */
}
static void
-rombug_files_info ()
+rombug_files_info (void)
{
printf ("\tAttached to %s at %d baud.\n",
- dev_name, sr_get_baud_rate());
+ dev_name, sr_get_baud_rate ());
}
/* Copy LEN bytes of data from debugger memory at MYADDR
to inferior's memory at MEMADDR. Returns length moved. */
static int
-rombug_write_inferior_memory (memaddr, myaddr, len)
- CORE_ADDR memaddr;
- unsigned char *myaddr;
- int len;
+rombug_write_inferior_memory (CORE_ADDR memaddr, unsigned char *myaddr, int len)
{
int i;
char buf[10];
{
expect (CMD_DELIM, 1);
printf_monitor ("%x \r", myaddr[i]);
- if (sr_get_debug())
+ if (sr_get_debug ())
printf ("\nSet 0x%x to 0x%x\n", memaddr + i, myaddr[i]);
}
expect (CMD_DELIM, 1);
/* Read LEN bytes from inferior memory at MEMADDR. Put the result
at debugger address MYADDR. Returns length moved. */
static int
-rombug_read_inferior_memory(memaddr, myaddr, len)
- CORE_ADDR memaddr;
- char *myaddr;
- int len;
+rombug_read_inferior_memory (CORE_ADDR memaddr, char *myaddr, int len)
{
int i, j;
rombug_read_bytes (CORE_ADDR_MAX - 3, foo, 4)
doesn't need to work. Detect it and give up if there's an attempt
to do that. */
- if (((memaddr - 1) + len) < memaddr) {
- errno = EIO;
- return 0;
- }
- if (bufaddr <= memaddr && (memaddr+len) <= (bufaddr+buflen))
+ if (((memaddr - 1) + len) < memaddr)
+ {
+ errno = EIO;
+ return 0;
+ }
+ if (bufaddr <= memaddr && (memaddr + len) <= (bufaddr + buflen))
{
- memcpy(myaddr, &readbuf[memaddr-bufaddr], len);
+ memcpy (myaddr, &readbuf[memaddr - bufaddr], len);
return len;
}
-
+
startaddr = memaddr;
count = 0;
while (count < len)
len_this_pass -= startaddr % 16;
if (len_this_pass > (len - count))
len_this_pass = (len - count);
- if (sr_get_debug())
+ if (sr_get_debug ())
printf ("\nDisplay %d bytes at %x\n", len_this_pass, startaddr);
printf_monitor (MEM_DIS_CMD, startaddr, 8);
}
bufaddr = startaddr;
buflen = 16;
- memcpy(&myaddr[count], readbuf, len_this_pass);
+ memcpy (&myaddr[count], readbuf, len_this_pass);
count += len_this_pass;
startaddr += len_this_pass;
- expect(CMD_DELIM, 1);
+ expect (CMD_DELIM, 1);
}
- if (CMD_END)
- printf_monitor (CMD_END);
+ if (CMD_END)
+ printf_monitor (CMD_END);
is_trace_mode = 0;
expect_prompt (1);
return len;
}
-/* FIXME-someday! merge these two. */
+/* Transfer LEN bytes between GDB address MYADDR and target address
+ MEMADDR. If WRITE is non-zero, transfer them to the target,
+ otherwise transfer them from the target. TARGET is unused.
+
+ Returns the number of bytes transferred. */
+
static int
-rombug_xfer_inferior_memory (memaddr, myaddr, len, write, target)
- CORE_ADDR memaddr;
- char *myaddr;
- int len;
- int write;
- struct target_ops *target; /* ignored */
+rombug_xfer_inferior_memory (CORE_ADDR memaddr, char *myaddr, int len,
+ int write,
+ struct mem_attrib *attrib ATTRIBUTE_UNUSED,
+ struct target_ops *target ATTRIBUTE_UNUSED)
{
if (write)
return rombug_write_inferior_memory (memaddr, myaddr, len);
}
static void
-rombug_kill (args, from_tty)
- char *args;
- int from_tty;
+rombug_kill (char *args, int from_tty)
{
- return; /* ignore attempts to kill target system */
+ return; /* ignore attempts to kill target system */
}
/* Clean up when a program exits.
instructions. */
static void
-rombug_mourn_inferior ()
+rombug_mourn_inferior (void)
{
remove_breakpoints ();
generic_mourn_inferior (); /* Do all the proper things now */
#define MAX_MONITOR_BREAKPOINTS 16
-static CORE_ADDR breakaddr[MAX_MONITOR_BREAKPOINTS] = {0};
+static CORE_ADDR breakaddr[MAX_MONITOR_BREAKPOINTS] =
+{0};
static int
-rombug_insert_breakpoint (addr, shadow)
- CORE_ADDR addr;
- char *shadow;
+rombug_insert_breakpoint (CORE_ADDR addr, char *shadow)
{
int i;
CORE_ADDR bp_addr = addr;
if (breakaddr[i] == 0)
{
breakaddr[i] = addr;
- if (sr_get_debug())
+ if (sr_get_debug ())
printf ("Breakpoint at %x\n", addr);
rombug_read_inferior_memory (bp_addr, shadow, bp_size);
- printf_monitor(SET_BREAK_CMD, addr);
+ printf_monitor (SET_BREAK_CMD, addr);
is_trace_mode = 0;
- expect_prompt(1);
+ expect_prompt (1);
return 0;
}
- fprintf(stderr, "Too many breakpoints (> 16) for monitor\n");
+ fprintf (stderr, "Too many breakpoints (> 16) for monitor\n");
return 1;
}
* _remove_breakpoint -- Tell the monitor to remove a breakpoint
*/
static int
-rombug_remove_breakpoint (addr, shadow)
- CORE_ADDR addr;
- char *shadow;
+rombug_remove_breakpoint (CORE_ADDR addr, char *shadow)
{
int i;
if (breakaddr[i] == addr)
{
breakaddr[i] = 0;
- printf_monitor(CLR_BREAK_CMD, addr);
+ printf_monitor (CLR_BREAK_CMD, addr);
is_trace_mode = 0;
- expect_prompt(1);
+ expect_prompt (1);
return 0;
}
- fprintf(stderr, "Can't find breakpoint associated with 0x%x\n", addr);
+ fprintf (stderr, "Can't find breakpoint associated with 0x%x\n", addr);
return 1;
}
#define DOWNLOAD_LINE_SIZE 100
static void
-rombug_load (arg)
- char *arg;
+rombug_load (char *arg)
{
/* this part comment out for os9* */
#if 0
char buf[DOWNLOAD_LINE_SIZE];
int i, bytes_read;
- if (sr_get_debug())
+ if (sr_get_debug ())
printf ("Loading %s to monitor\n", arg);
download = fopen (arg, "r");
if (download == NULL)
{
- error (sprintf (buf, "%s Does not exist", arg));
- return;
- }
+ error (sprintf (buf, "%s Does not exist", arg));
+ return;
+ }
printf_monitor (LOAD_CMD);
/* expect ("Waiting for S-records from host... ", 1); */
fflush (stdout);
}
- if (SERIAL_WRITE(monitor_desc, buf, bytes_read)) {
- fprintf(stderr, "SERIAL_WRITE failed: (while downloading) %s\n", safe_strerror(errno));
- break;
- }
+ if (SERIAL_WRITE (monitor_desc, buf, bytes_read))
+ {
+ fprintf (stderr, "SERIAL_WRITE failed: (while downloading) %s\n", safe_strerror (errno));
+ break;
+ }
i = 0;
- while (i++ <=200000) {} ; /* Ugly HACK, probably needs flow control */
+ while (i++ <= 200000)
+ {
+ }; /* Ugly HACK, probably needs flow control */
if (bytes_read < DOWNLOAD_LINE_SIZE)
{
if (!feof (download))
if (!feof (download))
error ("Never got EOF while downloading");
fclose (download);
-#endif 0
+#endif /* 0 */
}
/* Put a command string, in args, out to MONITOR.
is seen. */
static void
-rombug_command (args, fromtty)
- char *args;
- int fromtty;
+rombug_command (char *args, int fromtty)
{
if (monitor_desc == NULL)
- error("monitor target not open.");
-
+ error ("monitor target not open.");
+
if (monitor_log)
fprintf (log_file, "\nIn command (args=%s)\n", args);
if (!args)
- error("Missing command.");
-
- printf_monitor("%s\r", args);
- expect_prompt(0);
+ error ("Missing command.");
+
+ printf_monitor ("%s\r", args);
+ expect_prompt (0);
}
#if 0
static struct ttystate ttystate;
static void
-cleanup_tty()
-{ printf("\r\n[Exiting connect mode]\r\n");
- /*SERIAL_RESTORE(0, &ttystate);*/
+cleanup_tty (void)
+{
+ printf ("\r\n[Exiting connect mode]\r\n");
+ /*SERIAL_RESTORE(0, &ttystate); */
}
static void
-connect_command (args, fromtty)
- char *args;
- int fromtty;
+connect_command (char *args, int fromtty)
{
fd_set readfds;
int numfds;
int c;
char cur_esc = 0;
- dont_repeat();
+ dont_repeat ();
if (monitor_desc == NULL)
- error("monitor target not open.");
-
+ error ("monitor target not open.");
+
if (args)
- fprintf("This command takes no args. They have been ignored.\n");
-
- printf("[Entering connect mode. Use ~. or ~^D to escape]\n");
+ fprintf ("This command takes no args. They have been ignored.\n");
+
+ printf ("[Entering connect mode. Use ~. or ~^D to escape]\n");
- serial_raw(0, &ttystate);
+ serial_raw (0, &ttystate);
- make_cleanup(cleanup_tty, 0);
+ make_cleanup (cleanup_tty, 0);
- FD_ZERO(&readfds);
+ FD_ZERO (&readfds);
while (1)
{
do
{
- FD_SET(0, &readfds);
- FD_SET(monitor_desc, &readfds);
- numfds = select(sizeof(readfds)*8, &readfds, 0, 0, 0);
+ FD_SET (0, &readfds);
+ FD_SET (DEPRECATED_SERIAL_FD (monitor_desc), &readfds);
+ numfds = select (sizeof (readfds) * 8, &readfds, 0, 0, 0);
}
while (numfds == 0);
if (numfds < 0)
- perror_with_name("select");
+ perror_with_name ("select");
- if (FD_ISSET(0, &readfds))
+ if (FD_ISSET (0, &readfds))
{ /* tty input, send to monitor */
- c = getchar();
+ c = getchar ();
if (c < 0)
- perror_with_name("connect");
+ perror_with_name ("connect");
- printf_monitor("%c", c);
+ printf_monitor ("%c", c);
switch (cur_esc)
{
case 0:
}
}
- if (FD_ISSET(monitor_desc, &readfds))
+ if (FD_ISSET (DEPRECATED_SERIAL_FD (monitor_desc), &readfds))
{
while (1)
{
- c = readchar(0);
+ c = readchar (0);
if (c < 0)
break;
- putchar(c);
+ putchar (c);
}
- fflush(stdout);
+ fflush (stdout);
}
}
}
* strings. We also need a CR or LF on the end.
*/
#warning FIXME: monitor interface pattern strings, stale struct decl
-struct monitor_ops rombug_cmds = {
- "g \r", /* execute or usually GO command */
- "g \r", /* continue command */
- "t \r", /* single step */
- "b %x\r", /* set a breakpoint */
- "k %x\r", /* clear a breakpoint */
- "c %x\r", /* set memory to a value */
- "d %x %d\r", /* display memory */
- "$%08X", /* prompt memory commands use */
- ".%s %x\r", /* set a register */
- ":", /* delimiter between registers */
- ". \r", /* read a register */
- "mf \r", /* download command */
- "RomBug: ", /* monitor command prompt */
- ": ", /* end-of-command delimitor */
- ".\r" /* optional command terminator */
+struct monitor_ops rombug_cmds =
+{
+ "g \r", /* execute or usually GO command */
+ "g \r", /* continue command */
+ "t \r", /* single step */
+ "b %x\r", /* set a breakpoint */
+ "k %x\r", /* clear a breakpoint */
+ "c %x\r", /* set memory to a value */
+ "d %x %d\r", /* display memory */
+ "$%08X", /* prompt memory commands use */
+ ".%s %x\r", /* set a register */
+ ":", /* delimiter between registers */
+ ". \r", /* read a register */
+ "mf \r", /* download command */
+ "RomBug: ", /* monitor command prompt */
+ ": ", /* end-of-command delimitor */
+ ".\r" /* optional command terminator */
};
-struct target_ops rombug_ops ;
+struct target_ops rombug_ops;
-static void init_rombug_ops(void)
+static void
+init_rombug_ops (void)
{
- rombug_ops.to_shortname = "rombug";
- rombug_ops.to_longname = "Microware's ROMBUG debug monitor";
- rombug_ops.to_doc = "Use a remote computer running the ROMBUG debug monitor.\n\
+ rombug_ops.to_shortname = "rombug";
+ rombug_ops.to_longname = "Microware's ROMBUG debug monitor";
+ rombug_ops.to_doc = "Use a remote computer running the ROMBUG debug monitor.\n\
Specify the serial device it is connected to (e.g. /dev/ttya).",
- rombug_ops.to_open = rombug_open;
- rombug_ops.to_close = rombug_close;
- rombug_ops.to_attach = 0;
- rombug_ops.to_detach = rombug_detach;
- rombug_ops.to_resume = rombug_resume;
- rombug_ops.to_wait = rombug_wait;
- rombug_ops.to_fetch_registers = rombug_fetch_register;
- rombug_ops.to_store_registers = rombug_store_register;
- rombug_ops.to_prepare_to_store = rombug_prepare_to_store;
- rombug_ops.to_xfer_memory = rombug_xfer_inferior_memory;
- rombug_ops.to_files_info = rombug_files_info;
- rombug_ops.to_insert_breakpoint = rombug_insert_breakpoint;
- rombug_ops.to_remove_breakpoint = rombug_remove_breakpoint; /* Breakpoints */
- rombug_ops.to_terminal_init = 0;
- rombug_ops.to_terminal_inferior = 0;
- rombug_ops.to_terminal_ours_for_output = 0;
- rombug_ops.to_terminal_ours = 0;
- rombug_ops.to_terminal_info = 0; /* Terminal handling */
- rombug_ops.to_kill = rombug_kill;
- rombug_ops.to_load = rombug_load; /* load */
- rombug_ops.to_lookup_symbol = rombug_link; /* lookup_symbol */
- rombug_ops.to_create_inferior = rombug_create_inferior;
- rombug_ops.to_mourn_inferior = rombug_mourn_inferior;
- rombug_ops.to_can_run = 0; /* can_run */
- rombug_ops.to_notice_signals = 0; /* notice_signals */
- rombug_ops.to_thread_alive = 0;
- rombug_ops.to_stop = 0; /* to_stop */
- rombug_ops.to_stratum = process_stratum;
- rombug_ops.DONT_USE = 0; /* next */
- rombug_ops.to_has_all_memory = 1;
- rombug_ops.to_has_memory = 1;
- rombug_ops.to_has_stack = 1;
- rombug_ops.to_has_registers = 1;
- rombug_ops.to_has_execution = 1; /* has execution */
- rombug_ops.to_sections = 0;
- rombug_ops.to_sections_end = 0; /* Section pointers */
- rombug_ops.to_magic = OPS_MAGIC; /* Always the last thing */
-}
+ rombug_ops.to_open = rombug_open;
+ rombug_ops.to_close = rombug_close;
+ rombug_ops.to_attach = 0;
+ rombug_ops.to_post_attach = NULL;
+ rombug_ops.to_require_attach = NULL;
+ rombug_ops.to_detach = rombug_detach;
+ rombug_ops.to_require_detach = NULL;
+ rombug_ops.to_resume = rombug_resume;
+ rombug_ops.to_wait = rombug_wait;
+ rombug_ops.to_post_wait = NULL;
+ rombug_ops.to_fetch_registers = rombug_fetch_register;
+ rombug_ops.to_store_registers = rombug_store_register;
+ rombug_ops.to_prepare_to_store = rombug_prepare_to_store;
+ rombug_ops.to_xfer_memory = rombug_xfer_inferior_memory;
+ rombug_ops.to_files_info = rombug_files_info;
+ rombug_ops.to_insert_breakpoint = rombug_insert_breakpoint;
+ rombug_ops.to_remove_breakpoint = rombug_remove_breakpoint; /* Breakpoints */
+ rombug_ops.to_terminal_init = 0;
+ rombug_ops.to_terminal_inferior = 0;
+ rombug_ops.to_terminal_ours_for_output = 0;
+ rombug_ops.to_terminal_ours = 0;
+ rombug_ops.to_terminal_info = 0; /* Terminal handling */
+ rombug_ops.to_kill = rombug_kill;
+ rombug_ops.to_load = rombug_load; /* load */
+ rombug_ops.to_lookup_symbol = rombug_link; /* lookup_symbol */
+ rombug_ops.to_create_inferior = rombug_create_inferior;
+ rombug_ops.to_post_startup_inferior = NULL;
+ rombug_ops.to_acknowledge_created_inferior = NULL;
+ rombug_ops.to_clone_and_follow_inferior = NULL;
+ rombug_ops.to_post_follow_inferior_by_clone = NULL;
+ rombug_ops.to_insert_fork_catchpoint = NULL;
+ rombug_ops.to_remove_fork_catchpoint = NULL;
+ rombug_ops.to_insert_vfork_catchpoint = NULL;
+ rombug_ops.to_remove_vfork_catchpoint = NULL;
+ rombug_ops.to_has_forked = NULL;
+ rombug_ops.to_has_vforked = NULL;
+ rombug_ops.to_can_follow_vfork_prior_to_exec = NULL;
+ rombug_ops.to_post_follow_vfork = NULL;
+ rombug_ops.to_insert_exec_catchpoint = NULL;
+ rombug_ops.to_remove_exec_catchpoint = NULL;
+ rombug_ops.to_has_execd = NULL;
+ rombug_ops.to_reported_exec_events_per_exec_call = NULL;
+ rombug_ops.to_has_exited = NULL;
+ rombug_ops.to_mourn_inferior = rombug_mourn_inferior;
+ rombug_ops.to_can_run = 0; /* can_run */
+ rombug_ops.to_notice_signals = 0; /* notice_signals */
+ rombug_ops.to_thread_alive = 0;
+ rombug_ops.to_stop = 0; /* to_stop */
+ rombug_ops.to_pid_to_exec_file = NULL;
+ rombug_ops.to_core_file_to_sym_file = NULL;
+ rombug_ops.to_stratum = process_stratum;
+ rombug_ops.DONT_USE = 0; /* next */
+ rombug_ops.to_has_all_memory = 1;
+ rombug_ops.to_has_memory = 1;
+ rombug_ops.to_has_stack = 1;
+ rombug_ops.to_has_registers = 1;
+ rombug_ops.to_has_execution = 1; /* has execution */
+ rombug_ops.to_sections = 0;
+ rombug_ops.to_sections_end = 0; /* Section pointers */
+ rombug_ops.to_magic = OPS_MAGIC; /* Always the last thing */
+}
void
-_initialize_remote_os9k ()
+_initialize_remote_os9k (void)
{
- init_rombug_ops() ;
+ init_rombug_ops ();
add_target (&rombug_ops);
add_show_from_set (
- add_set_cmd ("hash", no_class, var_boolean, (char *)&hashmark,
- "Set display of activity while downloading a file.\nWhen enabled, a period \'.\' is displayed.",
- &setlist),
- &showlist);
+ add_set_cmd ("hash", no_class, var_boolean, (char *) &hashmark,
+ "Set display of activity while downloading a file.\nWhen enabled, a period \'.\' is displayed.",
+ &setlist),
+ &showlist);
add_show_from_set (
- add_set_cmd ("timeout", no_class, var_zinteger,
- (char *) &timeout,
- "Set timeout in seconds for remote MIPS serial I/O.",
- &setlist),
- &showlist);
+ add_set_cmd ("timeout", no_class, var_zinteger,
+ (char *) &timeout,
+ "Set timeout in seconds for remote MIPS serial I/O.",
+ &setlist),
+ &showlist);
add_show_from_set (
- add_set_cmd ("remotelog", no_class, var_zinteger,
- (char *) &monitor_log,
- "Set monitor activity log on(=1) or off(=0).",
- &setlist),
- &showlist);
+ add_set_cmd ("remotelog", no_class, var_zinteger,
+ (char *) &monitor_log,
+ "Set monitor activity log on(=1) or off(=0).",
+ &setlist),
+ &showlist);
add_show_from_set (
- add_set_cmd ("remotexon", no_class, var_zinteger,
- (char *) &tty_xon,
- "Set remote tty line XON control",
- &setlist),
- &showlist);
+ add_set_cmd ("remotexon", no_class, var_zinteger,
+ (char *) &tty_xon,
+ "Set remote tty line XON control",
+ &setlist),
+ &showlist);
add_show_from_set (
- add_set_cmd ("remotexoff", no_class, var_zinteger,
- (char *) &tty_xoff,
- "Set remote tty line XOFF control",
- &setlist),
- &showlist);
+ add_set_cmd ("remotexoff", no_class, var_zinteger,
+ (char *) &tty_xoff,
+ "Set remote tty line XOFF control",
+ &setlist),
+ &showlist);
add_com ("rombug <command>", class_obscure, rombug_command,
- "Send a command to the debug monitor.");
+ "Send a command to the debug monitor.");
#if 0
add_com ("connect", class_obscure, connect_command,
- "Connect the terminal directly up to a serial based command monitor.\nUse <CR>~. or <CR>~^D to break out.");
+ "Connect the terminal directly up to a serial based command monitor.\nUse <CR>~. or <CR>~^D to break out.");
#endif
}