(or possibly TELNET) stream to a terminal multiplexor,
which in turn talks to the target board.
- 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 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.
*/
#include "defs.h"
} \
while (0)
-static void debuglogs PARAMS((int, char *, ...));
-static void array_open();
-static void array_close();
-static void array_detach();
-static void array_attach();
-static void array_resume();
-static void array_fetch_register();
-static void array_store_register();
-static void array_fetch_registers();
-static void array_store_registers();
-static void array_prepare_to_store();
-static void array_files_info();
-static void array_kill();
-static void array_create_inferior();
-static void array_mourn_inferior();
-static void make_gdb_packet();
-static int array_xfer_memory();
-static int array_wait();
-static int array_insert_breakpoint();
-static int array_remove_breakpoint();
-static int tohex();
-static int to_hex();
-static int from_hex();
-static int array_send_packet();
-static int array_get_packet();
-static unsigned long ascii2hexword();
-static void hexword2ascii();
+static void debuglogs PARAMS ((int, char *,...));
+static void array_open ();
+static void array_close ();
+static void array_detach ();
+static void array_attach ();
+static void array_resume ();
+static void array_fetch_register ();
+static void array_store_register ();
+static void array_fetch_registers ();
+static void array_store_registers ();
+static void array_prepare_to_store ();
+static void array_files_info ();
+static void array_kill ();
+static void array_create_inferior ();
+static void array_mourn_inferior ();
+static void make_gdb_packet ();
+static int array_xfer_memory ();
+static int array_wait ();
+static int array_insert_breakpoint ();
+static int array_remove_breakpoint ();
+static int tohex ();
+static int to_hex ();
+static int from_hex ();
+static int array_send_packet ();
+static int array_get_packet ();
+static unsigned long ascii2hexword ();
+static void hexword2ascii ();
extern char *version;
* registers either. So, typing "info reg sp" becomes a "r30".
*/
extern char *tmp_mips_processor_type;
-extern int mips_set_processor_type();
+extern int mips_set_processor_type ();
-static struct target_ops array_ops ;
+static struct target_ops array_ops;
-static void
-init_array_ops(void)
+static void
+init_array_ops (void)
{
- array_ops.to_shortname = "array";
- array_ops.to_longname =
+ array_ops.to_shortname = "array";
+ array_ops.to_longname =
"Debug using the standard GDB remote protocol for the Array Tech target.",
- array_ops.to_doc =
+ array_ops.to_doc =
"Debug using the standard GDB remote protocol for the Array Tech target.\n\
-Specify the serial device it is connected to (e.g. /dev/ttya)." ;
- array_ops.to_open = array_open;
- array_ops.to_close = array_close;
- array_ops.to_attach = NULL;
- array_ops.to_post_attach = NULL;
+Specify the serial device it is connected to (e.g. /dev/ttya).";
+ array_ops.to_open = array_open;
+ array_ops.to_close = array_close;
+ array_ops.to_attach = NULL;
+ array_ops.to_post_attach = NULL;
array_ops.to_require_attach = NULL;
- array_ops.to_detach = array_detach;
+ array_ops.to_detach = array_detach;
array_ops.to_require_detach = NULL;
- array_ops.to_resume = array_resume;
- array_ops.to_wait = array_wait;
+ array_ops.to_resume = array_resume;
+ array_ops.to_wait = array_wait;
array_ops.to_post_wait = NULL;
- array_ops.to_fetch_registers = array_fetch_registers;
- array_ops.to_store_registers = array_store_registers;
- array_ops.to_prepare_to_store = array_prepare_to_store;
- array_ops.to_xfer_memory = array_xfer_memory;
- array_ops.to_files_info = array_files_info;
- array_ops.to_insert_breakpoint = array_insert_breakpoint;
- array_ops.to_remove_breakpoint = array_remove_breakpoint;
- array_ops.to_terminal_init = 0;
- array_ops.to_terminal_inferior = 0;
- array_ops.to_terminal_ours_for_output = 0;
- array_ops.to_terminal_ours = 0;
- array_ops.to_terminal_info = 0;
- array_ops.to_kill = array_kill;
- array_ops.to_load = 0;
- array_ops.to_lookup_symbol = 0;
- array_ops.to_create_inferior = array_create_inferior;
+ array_ops.to_fetch_registers = array_fetch_registers;
+ array_ops.to_store_registers = array_store_registers;
+ array_ops.to_prepare_to_store = array_prepare_to_store;
+ array_ops.to_xfer_memory = array_xfer_memory;
+ array_ops.to_files_info = array_files_info;
+ array_ops.to_insert_breakpoint = array_insert_breakpoint;
+ array_ops.to_remove_breakpoint = array_remove_breakpoint;
+ array_ops.to_terminal_init = 0;
+ array_ops.to_terminal_inferior = 0;
+ array_ops.to_terminal_ours_for_output = 0;
+ array_ops.to_terminal_ours = 0;
+ array_ops.to_terminal_info = 0;
+ array_ops.to_kill = array_kill;
+ array_ops.to_load = 0;
+ array_ops.to_lookup_symbol = 0;
+ array_ops.to_create_inferior = array_create_inferior;
array_ops.to_post_startup_inferior = NULL;
array_ops.to_acknowledge_created_inferior = NULL;
- array_ops.to_clone_and_follow_inferior = NULL;
- array_ops.to_post_follow_inferior_by_clone = NULL;
+ array_ops.to_clone_and_follow_inferior = NULL;
+ array_ops.to_post_follow_inferior_by_clone = NULL;
array_ops.to_insert_fork_catchpoint = NULL;
array_ops.to_remove_fork_catchpoint = NULL;
array_ops.to_insert_vfork_catchpoint = NULL;
- array_ops.to_remove_vfork_catchpoint = NULL;
+ array_ops.to_remove_vfork_catchpoint = NULL;
array_ops.to_has_forked = NULL;
- array_ops.to_has_vforked = NULL;
- array_ops.to_can_follow_vfork_prior_to_exec = NULL;
+ array_ops.to_has_vforked = NULL;
+ array_ops.to_can_follow_vfork_prior_to_exec = NULL;
array_ops.to_post_follow_vfork = NULL;
array_ops.to_insert_exec_catchpoint = NULL;
array_ops.to_remove_exec_catchpoint = NULL;
array_ops.to_has_execd = NULL;
array_ops.to_reported_exec_events_per_exec_call = NULL;
array_ops.to_has_exited = NULL;
- array_ops.to_mourn_inferior = array_mourn_inferior;
- array_ops.to_can_run = 0;
- array_ops.to_notice_signals = 0;
- array_ops.to_thread_alive = 0;
- array_ops.to_stop = 0;
+ array_ops.to_mourn_inferior = array_mourn_inferior;
+ array_ops.to_can_run = 0;
+ array_ops.to_notice_signals = 0;
+ array_ops.to_thread_alive = 0;
+ array_ops.to_stop = 0;
array_ops.to_pid_to_exec_file = NULL;
- array_ops.to_core_file_to_sym_file = NULL;
- array_ops.to_stratum = process_stratum;
- array_ops.DONT_USE = 0;
- array_ops.to_has_all_memory = 1;
- array_ops.to_has_memory = 1;
- array_ops.to_has_stack = 1;
- array_ops.to_has_registers = 1;
- array_ops.to_has_execution = 1;
- array_ops.to_sections = 0;
- array_ops.to_sections_end = 0;
- array_ops.to_magic = OPS_MAGIC;
+ array_ops.to_core_file_to_sym_file = NULL;
+ array_ops.to_stratum = process_stratum;
+ array_ops.DONT_USE = 0;
+ array_ops.to_has_all_memory = 1;
+ array_ops.to_has_memory = 1;
+ array_ops.to_has_stack = 1;
+ array_ops.to_has_registers = 1;
+ array_ops.to_has_execution = 1;
+ array_ops.to_sections = 0;
+ array_ops.to_sections_end = 0;
+ array_ops.to_magic = OPS_MAGIC;
};
/*
*/
static void
#ifdef ANSI_PROTOTYPES
-printf_monitor(char *pattern, ...)
+printf_monitor (char *pattern,...)
#else
-printf_monitor(va_alist)
+printf_monitor (va_alist)
va_dcl
#endif
{
int i;
#ifdef ANSI_PROTOTYPES
- va_start(args, pattern);
+ va_start (args, pattern);
#else
char *pattern;
- va_start(args);
- pattern = va_arg(args, char *);
+ va_start (args);
+ pattern = va_arg (args, char *);
#endif
- vsprintf(buf, pattern, args);
+ vsprintf (buf, pattern, args);
debuglogs (1, "printf_monitor(), Sending: \"%s\".", buf);
- if (strlen(buf) > PBUFSIZ)
+ if (strlen (buf) > PBUFSIZ)
error ("printf_monitor(): string too long");
- if (SERIAL_WRITE(array_desc, buf, strlen(buf)))
- fprintf(stderr, "SERIAL_WRITE failed: %s\n", safe_strerror(errno));
+ if (SERIAL_WRITE (array_desc, buf, strlen (buf)))
+ fprintf (stderr, "SERIAL_WRITE failed: %s\n", safe_strerror (errno));
}
/*
* write_monitor -- send raw data to monitor.
*/
static void
-write_monitor(data, len)
+write_monitor (data, len)
char data[];
int len;
{
- if (SERIAL_WRITE(array_desc, data, len))
- fprintf(stderr, "SERIAL_WRITE failed: %s\n", safe_strerror(errno));
-
- *(data + len+1) = '\0';
+ if (SERIAL_WRITE (array_desc, data, len))
+ fprintf (stderr, "SERIAL_WRITE failed: %s\n", safe_strerror (errno));
+
+ *(data + len + 1) = '\0';
debuglogs (1, "write_monitor(), Sending: \"%s\".", data);
}
/*
* debuglogs -- deal with debugging info to multiple sources. This takes
- * two real args, the first one is the level to be compared against
- * the sr_get_debug() value, the second arg is a printf buffer and args
- * to be formatted and printed. A CR is added after each string is printed.
+ * two real args, the first one is the level to be compared against
+ * the sr_get_debug() value, the second arg is a printf buffer and args
+ * to be formatted and printed. A CR is added after each string is printed.
*/
static void
#ifdef ANSI_PROTOTYPES
-debuglogs(int level, char *pattern, ...)
+debuglogs (int level, char *pattern,...)
#else
-debuglogs(va_alist)
+debuglogs (va_alist)
va_dcl
#endif
{
int i;
#ifdef ANSI_PROTOTYPES
- va_start(args, pattern);
+ va_start (args, pattern);
#else
char *pattern;
int level;
- va_start(args);
- level = va_arg(args, int); /* get the debug level */
- pattern = va_arg(args, char *); /* get the printf style pattern */
+ va_start (args);
+ level = va_arg (args, int); /* get the debug level */
+ pattern = va_arg (args, char *); /* get the printf style pattern */
#endif
- if ((level <0) || (level > 100)) {
- error ("Bad argument passed to debuglogs(), needs debug level");
- return;
- }
-
- vsprintf(buf, pattern, args); /* format the string */
-
+ if ((level < 0) || (level > 100))
+ {
+ error ("Bad argument passed to debuglogs(), needs debug level");
+ return;
+ }
+
+ vsprintf (buf, pattern, args); /* format the string */
+
/* convert some characters so it'll look right in the log */
p = newbuf;
- for (i = 0 ; buf[i] != '\0'; i++) {
- if (i > PBUFSIZ)
- error ("Debug message too long");
- switch (buf[i]) {
- case '\n': /* newlines */
- *p++ = '\\';
- *p++ = 'n';
- continue;
- case '\r': /* carriage returns */
- *p++ = '\\';
- *p++ = 'r';
- continue;
- case '\033': /* escape */
- *p++ = '\\';
- *p++ = 'e';
- continue;
- case '\t': /* tab */
- *p++ = '\\';
- *p++ = 't';
- continue;
- case '\b': /* backspace */
- *p++ = '\\';
- *p++ = 'b';
- continue;
- default: /* no change */
- *p++ = buf[i];
- }
+ for (i = 0; buf[i] != '\0'; i++)
+ {
+ if (i > PBUFSIZ)
+ error ("Debug message too long");
+ switch (buf[i])
+ {
+ case '\n': /* newlines */
+ *p++ = '\\';
+ *p++ = 'n';
+ continue;
+ case '\r': /* carriage returns */
+ *p++ = '\\';
+ *p++ = 'r';
+ continue;
+ case '\033': /* escape */
+ *p++ = '\\';
+ *p++ = 'e';
+ continue;
+ case '\t': /* tab */
+ *p++ = '\\';
+ *p++ = 't';
+ continue;
+ case '\b': /* backspace */
+ *p++ = '\\';
+ *p++ = 'b';
+ continue;
+ default: /* no change */
+ *p++ = buf[i];
+ }
- if (buf[i] < 26) { /* modify control characters */
- *p++ = '^';
- *p++ = buf[i] + 'A';
- continue;
- }
- if (buf[i] >= 128) { /* modify control characters */
- *p++ = '!';
- *p++ = buf[i] + 'A';
- continue;
+ if (buf[i] < 26)
+ { /* modify control characters */
+ *p++ = '^';
+ *p++ = buf[i] + 'A';
+ continue;
+ }
+ if (buf[i] >= 128)
+ { /* modify control characters */
+ *p++ = '!';
+ *p++ = buf[i] + 'A';
+ continue;
+ }
}
- }
- *p = '\0'; /* terminate the string */
+ *p = '\0'; /* terminate the string */
- if (sr_get_debug() > level)
+ if (sr_get_debug () > level)
printf_unfiltered ("%s\n", newbuf);
-#ifdef LOG_FILE /* write to the monitor log */
- if (log_file != 0x0) {
- fputs (newbuf, log_file);
- fputc ('\n', log_file);
- fflush (log_file);
- }
+#ifdef LOG_FILE /* write to the monitor log */
+ if (log_file != 0x0)
+ {
+ fputs (newbuf, log_file);
+ fputc ('\n', log_file);
+ fflush (log_file);
+ }
#endif
}
/* readchar -- read a character from the remote system, doing all the fancy
- * timeout stuff.
+ * timeout stuff.
*/
static int
-readchar(timeout)
+readchar (timeout)
int timeout;
{
int c;
- c = SERIAL_READCHAR(array_desc, abs(timeout));
+ c = SERIAL_READCHAR (array_desc, abs (timeout));
- if (sr_get_debug() > 5) {
- putchar(c & 0x7f);
- debuglogs (5, "readchar: timeout = %d\n", timeout);
- }
+ if (sr_get_debug () > 5)
+ {
+ putchar (c & 0x7f);
+ debuglogs (5, "readchar: timeout = %d\n", timeout);
+ }
#ifdef LOG_FILE
if (isascii (c))
- putc(c & 0x7f, log_file);
+ putc (c & 0x7f, log_file);
#endif
if (c >= 0)
return c & 0x7f;
- if (c == SERIAL_TIMEOUT) {
- if (timeout <= 0)
- return c; /* Polls shouldn't generate timeout errors */
- error("Timeout reading from remote system.");
+ if (c == SERIAL_TIMEOUT)
+ {
+ if (timeout <= 0)
+ return c; /* Polls shouldn't generate timeout errors */
+ error ("Timeout reading from remote system.");
#ifdef LOG_FILE
fputs ("ERROR: Timeout reading from remote system", log_file);
#endif
- }
- perror_with_name("readchar");
+ }
+ perror_with_name ("readchar");
}
/*
* expect -- 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.
+ * 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)
debuglogs (1, "Expecting \"%s\".", string);
immediate_quit = 1;
- while (1) {
- c = readchar(timeout);
- if (!isascii (c))
- continue;
- if (c == *p++) {
- if (*p == '\0') {
- immediate_quit = 0;
- debuglogs (4, "Matched");
- return;
- }
- } else {
- if (!discard) {
- fputc_unfiltered (c, gdb_stdout);
- }
- p = string;
+ while (1)
+ {
+ c = readchar (timeout);
+ if (!isascii (c))
+ continue;
+ if (c == *p++)
+ {
+ if (*p == '\0')
+ {
+ immediate_quit = 0;
+ debuglogs (4, "Matched");
+ return;
+ }
+ }
+ else
+ {
+ if (!discard)
+ {
+ fputc_unfiltered (c, gdb_stdout);
+ }
+ p = string;
+ }
}
- }
}
/* Keep discarding input until we see the MONITOR array_cmds->prompt.
necessary to prevent getting into states from which we can't
recover. */
static void
-expect_prompt(discard)
+expect_prompt (discard)
int discard;
{
expect (ARRAY_PROMPT, discard);
* junk -- ignore junk characters. Returns a 1 if junk, 0 otherwise
*/
static int
-junk(ch)
+junk (ch)
char ch;
{
- switch (ch) {
- case '\0':
- case ' ':
- case '-':
- case '\t':
- case '\r':
- case '\n':
- if (sr_get_debug() > 5)
- debuglogs (5, "Ignoring \'%c\'.", ch);
- return 1;
- default:
- if (sr_get_debug() > 5)
- debuglogs (5, "Accepting \'%c\'.", ch);
- return 0;
- }
+ switch (ch)
+ {
+ case '\0':
+ case ' ':
+ case '-':
+ case '\t':
+ case '\r':
+ case '\n':
+ if (sr_get_debug () > 5)
+ debuglogs (5, "Ignoring \'%c\'.", ch);
+ return 1;
+ default:
+ if (sr_get_debug () > 5)
+ debuglogs (5, "Accepting \'%c\'.", ch);
+ return 0;
+ }
}
/*
* get_hex_digit -- Get a hex digit from the remote system & return its value.
- * If ignore is nonzero, ignore spaces, newline & tabs.
+ * If ignore is nonzero, ignore spaces, newline & tabs.
*/
static int
-get_hex_digit(ignore)
+get_hex_digit (ignore)
int ignore;
{
static int ch;
- while (1) {
- ch = readchar(timeout);
- if (junk(ch))
- continue;
- if (sr_get_debug() > 4) {
- debuglogs (4, "get_hex_digit() got a 0x%x(%c)", ch, ch);
- } else {
-#ifdef LOG_FILE /* write to the monitor log */
- if (log_file != 0x0) {
- fputs ("get_hex_digit() got a 0x", log_file);
- fputc (ch, log_file);
- fputc ('\n', log_file);
- fflush (log_file);
- }
+ while (1)
+ {
+ ch = readchar (timeout);
+ if (junk (ch))
+ continue;
+ if (sr_get_debug () > 4)
+ {
+ debuglogs (4, "get_hex_digit() got a 0x%x(%c)", ch, ch);
+ }
+ else
+ {
+#ifdef LOG_FILE /* write to the monitor log */
+ if (log_file != 0x0)
+ {
+ fputs ("get_hex_digit() got a 0x", log_file);
+ fputc (ch, log_file);
+ fputc ('\n', log_file);
+ fflush (log_file);
+ }
#endif
- }
+ }
- if (ch >= '0' && ch <= '9')
- return ch - '0';
- else if (ch >= 'A' && ch <= 'F')
- return ch - 'A' + 10;
- else if (ch >= 'a' && ch <= 'f')
- return ch - 'a' + 10;
- else if (ch == ' ' && ignore)
- ;
- else {
- expect_prompt(1);
- debuglogs (4, "Invalid hex digit from remote system. (0x%x)", ch);
- error("Invalid hex digit from remote system. (0x%x)", ch);
+ if (ch >= '0' && ch <= '9')
+ return ch - '0';
+ else if (ch >= 'A' && ch <= 'F')
+ return ch - 'A' + 10;
+ else if (ch >= 'a' && ch <= 'f')
+ return ch - 'a' + 10;
+ else if (ch == ' ' && ignore)
+ ;
+ else
+ {
+ expect_prompt (1);
+ debuglogs (4, "Invalid hex digit from remote system. (0x%x)", ch);
+ error ("Invalid hex digit from remote system. (0x%x)", ch);
+ }
}
- }
}
/* get_hex_byte -- Get a byte from monitor and put it in *BYT.
- * Accept any number leading spaces.
+ * Accept any number leading spaces.
*/
static void
get_hex_byte (byt)
val = get_hex_digit (1) << 4;
debuglogs (4, "get_hex_byte() -- Read first nibble 0x%x", val);
-
+
val |= get_hex_digit (0);
debuglogs (4, "get_hex_byte() -- Read second nibble 0x%x", val);
*byt = val;
-
+
debuglogs (4, "get_hex_byte() -- Read a 0x%x", val);
}
/*
* get_hex_word -- Get N 32-bit words from remote, each preceded by a space,
- * and put them in registers starting at REGNO.
+ * and put them in registers starting at REGNO.
*/
static int
get_hex_word ()
val = 0;
#if 0
- if (HOST_BYTE_ORDER == BIG_ENDIAN) {
+ if (HOST_BYTE_ORDER == BIG_ENDIAN)
+ {
#endif
- for (i = 0; i < 8; i++)
- val = (val << 4) + get_hex_digit (i == 0);
+ for (i = 0; i < 8; i++)
+ val = (val << 4) + get_hex_digit (i == 0);
#if 0
- } else {
- for (i = 7; i >= 0; i--)
- val = (val << 4) + get_hex_digit (i == 0);
- }
+ }
+ else
+ {
+ for (i = 7; i >= 0; i--)
+ val = (val << 4) + get_hex_digit (i == 0);
+ }
#endif
debuglogs (4, "get_hex_word() got a 0x%x for a %s host.", val, (HOST_BYTE_ORDER == BIG_ENDIAN) ? "big endian" : "little endian");
int entry_pt;
if (args && *args)
- error("Can't pass arguments to remote MONITOR process");
+ error ("Can't pass arguments to remote MONITOR 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);
/* insert_step_breakpoint (); FIXME, do we need this? */
/* Let 'er rip... */
- proceed ((CORE_ADDR)entry_pt, TARGET_SIGNAL_DEFAULT, 0);
+ proceed ((CORE_ADDR) entry_pt, TARGET_SIGNAL_DEFAULT, 0);
}
/*
* array_open -- open a connection to a remote debugger.
- * NAME is the filename used for communication.
+ * NAME is the filename used for communication.
*/
static int baudrate = 9600;
static char dev_name[100];
static void
-array_open(args, name, from_tty)
+array_open (args, name, from_tty)
char *args;
char *name;
int from_tty;
`target %s HOST-NAME:PORT-NUMBER' to use a network connection.", name, name);
/* if (is_open) */
- array_close(0);
+ array_close (0);
target_preopen (from_tty);
unpush_target (&array_ops);
tmp_mips_processor_type = "lsi33k"; /* change the default from r3051 */
mips_set_processor_type_command ("lsi33k", 0);
- strcpy(dev_name, args);
- array_desc = SERIAL_OPEN(dev_name);
+ strcpy (dev_name, args);
+ array_desc = SERIAL_OPEN (dev_name);
if (array_desc == NULL)
- perror_with_name(dev_name);
+ perror_with_name (dev_name);
- if (baud_rate != -1) {
- if (SERIAL_SETBAUDRATE (array_desc, baud_rate)) {
- SERIAL_CLOSE (array_desc);
- perror_with_name (name);
+ if (baud_rate != -1)
+ {
+ if (SERIAL_SETBAUDRATE (array_desc, baud_rate))
+ {
+ SERIAL_CLOSE (array_desc);
+ perror_with_name (name);
+ }
}
- }
-
- SERIAL_RAW(array_desc);
+
+ SERIAL_RAW (array_desc);
#if defined (LOG_FILE)
log_file = fopen (LOG_FILE, "w");
expect_prompt to print a few times. For the GDB remote protocol, the application
being debugged is sitting at a breakpoint and waiting for GDB to initialize
the connection. We force it to give us an empty packet to see if it's alive.
- */
- debuglogs (3, "Trying to ACK the target's debug stub");
- /* unless your are on the new hardware, the old board won't initialize
- because the '@' doesn't flush output like it does on the new ROMS.
- */
- printf_monitor ("@"); /* ask for the last signal */
- expect_prompt(1); /* See if we get a expect_prompt */
+ */
+ debuglogs (3, "Trying to ACK the target's debug stub");
+ /* unless your are on the new hardware, the old board won't initialize
+ because the '@' doesn't flush output like it does on the new ROMS.
+ */
+ printf_monitor ("@"); /* ask for the last signal */
+ expect_prompt (1); /* See if we get a expect_prompt */
#ifdef TEST_ARRAY /* skip packet for testing */
- make_gdb_packet (packet, "?"); /* ask for a bogus packet */
- if (array_send_packet (packet) == 0)
- error ("Couldn't transmit packet\n");
- printf_monitor ("@\n"); /* force it to flush stdout */
- expect_prompt(1); /* See if we get a expect_prompt */
+ make_gdb_packet (packet, "?"); /* ask for a bogus packet */
+ if (array_send_packet (packet) == 0)
+ error ("Couldn't transmit packet\n");
+ printf_monitor ("@\n"); /* force it to flush stdout */
+ expect_prompt (1); /* See if we get a expect_prompt */
#endif
push_target (&array_ops);
if (from_tty)
- printf("Remote target %s connected to %s\n", array_ops.to_shortname, dev_name);
+ printf ("Remote target %s connected to %s\n", array_ops.to_shortname, dev_name);
}
/*
* array_close -- Close out all files and local state before this
- * target loses control.
+ * target loses control.
*/
static void
array_close (quitting)
int quitting;
{
- SERIAL_CLOSE(array_desc);
+ SERIAL_CLOSE (array_desc);
array_desc = NULL;
debuglogs (1, "array_close (quitting=%d)", quitting);
#if defined (LOG_FILE)
- if (log_file) {
- if (ferror(log_file))
- printf_filtered ("Error writing log file.\n");
- if (fclose(log_file) != 0)
- printf_filtered ("Error closing log file.\n");
- }
+ if (log_file)
+ {
+ if (ferror (log_file))
+ printf_filtered ("Error writing log file.\n");
+ if (fclose (log_file) != 0)
+ printf_filtered ("Error closing log file.\n");
+ }
#endif
}
/*
* array_detach -- terminate the open connection to the remote
- * debugger. Use this when you want to detach and do something
- * else with your gdb.
+ * debugger. Use this when you want to detach and do something
+ * else with your gdb.
*/
static void
array_detach (from_tty)
debuglogs (1, "array_detach ()");
- pop_target(); /* calls array_close to do the real work */
+ pop_target (); /* calls array_close to do the real work */
if (from_tty)
printf ("Ending remote %s debugging\n", target_shortname);
}
{
if (from_tty)
printf ("Starting remote %s debugging\n", target_shortname);
-
+
debuglogs (1, "array_attach (args=%s)", args);
-
+
printf_monitor ("go %x\n");
/* swallow the echo. */
expect ("go %x\n", 1);
}
-
+
/*
* array_resume -- Tell the remote machine to resume.
*/
{
debuglogs (1, "array_resume (step=%d, sig=%d)", step, sig);
- if (step) {
- printf_monitor ("s\n");
- } else {
- printf_monitor ("go\n");
- }
+ if (step)
+ {
+ printf_monitor ("s\n");
+ }
+ else
+ {
+ printf_monitor ("go\n");
+ }
}
#define TMPBUFSIZ 5
serial_t tty_desc;
serial_ttystate ttystate;
- debuglogs(1, "array_wait (), printing extraneous text.");
-
+ debuglogs (1, "array_wait (), printing extraneous text.");
+
status->kind = TARGET_WAITKIND_EXITED;
status->value.integer = 0;
- timeout = 0; /* Don't time out -- user program is running. */
-
+ timeout = 0; /* Don't time out -- user program is running. */
+
#if !defined(__GO32__) && !defined(__MSDOS__) && !defined(_WIN32)
tty_desc = SERIAL_FDOPEN (0);
ttystate = SERIAL_GET_TTY_STATE (tty_desc);
i = 0;
/* poll on the serial port and the keyboard. */
- while (1) {
- c = readchar(timeout);
- if (c > 0) {
- if (c == *(ARRAY_PROMPT + i)) {
- if (++i >= strlen (ARRAY_PROMPT)) { /* matched the prompt */
- debuglogs (4, "array_wait(), got the expect_prompt.");
- break;
+ while (1)
+ {
+ c = readchar (timeout);
+ if (c > 0)
+ {
+ if (c == *(ARRAY_PROMPT + i))
+ {
+ if (++i >= strlen (ARRAY_PROMPT))
+ { /* matched the prompt */
+ debuglogs (4, "array_wait(), got the expect_prompt.");
+ break;
+ }
+ }
+ else
+ { /* not the prompt */
+ i = 0;
+ }
+ fputc_unfiltered (c, gdb_stdout);
+ gdb_flush (gdb_stdout);
}
- } else { /* not the prompt */
- i = 0;
- }
- fputc_unfiltered (c, gdb_stdout);
- gdb_flush (gdb_stdout);
- }
- c = SERIAL_READCHAR(tty_desc, timeout);
- if (c > 0) {
- SERIAL_WRITE(array_desc, &c, 1);
- /* do this so it looks like there's keyboard echo */
- if (c == 3) /* exit on Control-C */
- break;
+ c = SERIAL_READCHAR (tty_desc, timeout);
+ if (c > 0)
+ {
+ SERIAL_WRITE (array_desc, &c, 1);
+ /* do this so it looks like there's keyboard echo */
+ if (c == 3) /* exit on Control-C */
+ break;
#if 0
- fputc_unfiltered (c, gdb_stdout);
- gdb_flush (gdb_stdout);
+ fputc_unfiltered (c, gdb_stdout);
+ gdb_flush (gdb_stdout);
#endif
+ }
}
- }
SERIAL_SET_TTY_STATE (tty_desc, ttystate);
#else
- expect_prompt(1);
+ expect_prompt (1);
debuglogs (4, "array_wait(), got the expect_prompt.");
#endif
/*
* array_fetch_registers -- read the remote registers into the
- * block regs.
+ * block regs.
*/
static void
array_fetch_registers (ignored)
if (array_send_packet (packet) == 0)
error ("Couldn't transmit packet\n");
if (array_get_packet (packet) == 0)
- error ("Couldn't receive packet\n");
+ error ("Couldn't receive packet\n");
/* FIXME: read bytes from packet */
debuglogs (4, "array_fetch_registers: Got a \"%s\" back\n", packet);
- for (regno = 0; regno <= PC_REGNUM+4; regno++) {
- /* supply register stores in target byte order, so swap here */
- /* FIXME: convert from ASCII hex to raw bytes */
- i = ascii2hexword (packet + (regno * 8));
- debuglogs (5, "Adding register %d = %x\n", regno, i);
- SWAP_TARGET_AND_HOST (&i, 4);
- supply_register (regno, (char *)&i);
- }
+ for (regno = 0; regno <= PC_REGNUM + 4; regno++)
+ {
+ /* supply register stores in target byte order, so swap here */
+ /* FIXME: convert from ASCII hex to raw bytes */
+ i = ascii2hexword (packet + (regno * 8));
+ debuglogs (5, "Adding register %d = %x\n", regno, i);
+ SWAP_TARGET_AND_HOST (&i, 4);
+ supply_register (regno, (char *) &i);
+ }
}
/*
char packet[PBUFSIZ];
char buf[PBUFSIZ];
char num[9];
-
+
debuglogs (1, "array_store_registers()");
memset (packet, 0, PBUFSIZ);
/* Unimplemented registers read as all bits zero. */
/* FIXME: read bytes from packet */
- for (regno = 0; regno < 41; regno++) { /* FIXME */
- /* supply register stores in target byte order, so swap here */
- /* FIXME: convert from ASCII hex to raw bytes */
- i = (unsigned long)read_register (regno);
- hexword2ascii (num, i);
- strcpy (buf+(regno * 8)+1, num);
- }
+ for (regno = 0; regno < 41; regno++)
+ { /* FIXME */
+ /* supply register stores in target byte order, so swap here */
+ /* FIXME: convert from ASCII hex to raw bytes */
+ i = (unsigned long) read_register (regno);
+ hexword2ascii (num, i);
+ strcpy (buf + (regno * 8) + 1, num);
+ }
*(buf + (regno * 8) + 2) = 0;
make_gdb_packet (packet, buf);
if (array_send_packet (packet) == 0)
error ("Couldn't transmit packet\n");
if (array_get_packet (packet) == 0)
- error ("Couldn't receive packet\n");
-
+ error ("Couldn't receive packet\n");
+
registers_changed ();
}
/*
* array_write_inferior_memory -- Copy LEN bytes of data from debugger
- * memory at MYADDR to inferior's memory at MEMADDR. Returns length moved.
+ * memory at MYADDR to inferior's memory at MEMADDR. Returns length moved.
*/
static int
array_write_inferior_memory (memaddr, myaddr, len)
char buf[PBUFSIZ];
char num[9];
char *p;
-
+
debuglogs (1, "array_write_inferior_memory (memaddr=0x%x, myaddr=0x%x, len=%d)", memaddr, myaddr, len);
- memset (buf, '\0', PBUFSIZ); /* this also sets the string terminator */
+ memset (buf, '\0', PBUFSIZ); /* this also sets the string terminator */
p = buf;
- *p++ = 'M'; /* The command to write memory */
+ *p++ = 'M'; /* The command to write memory */
hexword2ascii (num, memaddr); /* convert the address */
- strcpy (p, num); /* copy the address */
+ strcpy (p, num); /* copy the address */
p += 8;
- *p++ = ','; /* add comma delimeter */
- hexword2ascii (num, len); /* Get the length as a 4 digit number */
+ *p++ = ','; /* add comma delimeter */
+ hexword2ascii (num, len); /* Get the length as a 4 digit number */
*p++ = num[4];
*p++ = num[5];
*p++ = num[6];
*p++ = num[7];
- *p++ = ':'; /* add the colon delimeter */
- for (j = 0; j < len; j++) { /* copy the data in after converting it */
- *p++ = tohex ((myaddr[j] >> 4) & 0xf);
- *p++ = tohex (myaddr[j] & 0xf);
- }
-
+ *p++ = ':'; /* add the colon delimeter */
+ for (j = 0; j < len; j++)
+ { /* copy the data in after converting it */
+ *p++ = tohex ((myaddr[j] >> 4) & 0xf);
+ *p++ = tohex (myaddr[j] & 0xf);
+ }
+
make_gdb_packet (packet, buf);
if (array_send_packet (packet) == 0)
error ("Couldn't transmit packet\n");
if (array_get_packet (packet) == 0)
- error ("Couldn't receive packet\n");
+ error ("Couldn't receive packet\n");
return len;
}
/*
* array_read_inferior_memory -- read LEN bytes from inferior memory
- * at MEMADDR. Put the result at debugger address MYADDR. Returns
- * length moved.
+ * at MEMADDR. Put the result at debugger address MYADDR. Returns
+ * length moved.
*/
static int
-array_read_inferior_memory(memaddr, myaddr, len)
+array_read_inferior_memory (memaddr, myaddr, len)
CORE_ADDR memaddr;
char *myaddr;
int len;
array_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 (((memaddr - 1) + len) < memaddr)
+ {
+ errno = EIO;
+ return 0;
+ }
+
for (count = 0, startaddr = memaddr; count < len; startaddr += len_this_pass)
{
/* Try to align to 16 byte boundry (why?) */
}
if (array_get_packet (packet) == 0)
{
- error ("Couldn't receive packet\n");
+ error ("Couldn't receive packet\n");
}
if (*packet == 0)
{
}
/* Pick packet apart and xfer bytes to myaddr */
debuglogs (4, "array_read_inferior_memory: Got a \"%s\" back\n", packet);
- for (j = 0; j < len_this_pass ; j++)
+ for (j = 0; j < len_this_pass; j++)
{
/* extract the byte values */
- myaddr[count++] = from_hex (*(packet+(j*2))) * 16 + from_hex (*(packet+(j*2)+1));
- debuglogs (5, "myaddr[%d] set to %x\n", count-1, myaddr[count-1]);
+ myaddr[count++] = from_hex (*(packet + (j * 2))) * 16 + from_hex (*(packet + (j * 2) + 1));
+ debuglogs (5, "myaddr[%d] set to %x\n", count - 1, myaddr[count - 1]);
}
}
return (count);
char *myaddr;
int len;
int write;
- struct target_ops *target; /* ignored */
+ struct target_ops *target; /* ignored */
{
if (write)
return array_write_inferior_memory (memaddr, myaddr, len);
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.
#define MAX_ARRAY_BREAKPOINTS 16
-static CORE_ADDR breakaddr[MAX_ARRAY_BREAKPOINTS] = {0};
+static CORE_ADDR breakaddr[MAX_ARRAY_BREAKPOINTS] =
+{0};
/*
* array_insert_breakpoint -- add a breakpoint
debuglogs (1, "array_insert_breakpoint() addr = 0x%x", addr);
BREAKPOINT_FROM_PC (&bp_addr, &bp_size);
- for (i = 0; i <= MAX_ARRAY_BREAKPOINTS; i++) {
- if (breakaddr[i] == 0) {
- breakaddr[i] = addr;
- if (sr_get_debug() > 4)
- printf ("Breakpoint at %x\n", addr);
- array_read_inferior_memory (bp_addr, shadow, bp_size);
- printf_monitor("b 0x%x\n", addr);
- expect_prompt(1);
- return 0;
+ for (i = 0; i <= MAX_ARRAY_BREAKPOINTS; i++)
+ {
+ if (breakaddr[i] == 0)
+ {
+ breakaddr[i] = addr;
+ if (sr_get_debug () > 4)
+ printf ("Breakpoint at %x\n", addr);
+ array_read_inferior_memory (bp_addr, shadow, bp_size);
+ printf_monitor ("b 0x%x\n", addr);
+ 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;
}
debuglogs (1, "array_remove_breakpoint() addr = 0x%x", addr);
- for (i = 0; i < MAX_ARRAY_BREAKPOINTS; i++) {
- if (breakaddr[i] == addr) {
- breakaddr[i] = 0;
- /* some monitors remove breakpoints based on the address */
- printf_monitor("bd %x\n", i);
- expect_prompt(1);
- return 0;
+ for (i = 0; i < MAX_ARRAY_BREAKPOINTS; i++)
+ {
+ if (breakaddr[i] == addr)
+ {
+ breakaddr[i] = 0;
+ /* some monitors remove breakpoints based on the address */
+ printf_monitor ("bd %x\n", i);
+ 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;
}
array_stop ()
{
debuglogs (1, "array_stop()");
- printf_monitor("\003");
- expect_prompt(1);
+ printf_monitor ("\003");
+ expect_prompt (1);
}
/*
* array_command -- put a command string, in args, out to MONITOR.
- * Output from MONITOR is placed on the users terminal until the
- * expect_prompt is seen. FIXME
+ * Output from MONITOR is placed on the users terminal until the
+ * expect_prompt is seen. FIXME
*/
static void
monitor_command (args, fromtty)
- char *args;
- int fromtty;
+ char *args;
+ int fromtty;
{
debuglogs (1, "monitor_command (args=%s)", args);
if (array_desc == NULL)
- error("monitor target not open.");
+ error ("monitor target not open.");
if (!args)
- error("Missing command.");
-
+ error ("Missing command.");
+
printf_monitor ("%s\n", args);
- expect_prompt(0);
+ expect_prompt (0);
}
/*
* make_gdb_packet -- make a GDB packet. The data is always ASCII.
- * A debug packet whose contents are <data>
- * is encapsulated for transmission in the form:
+ * A debug packet whose contents are <data>
+ * is encapsulated for transmission in the form:
*
- * $ <data> # CSUM1 CSUM2
+ * $ <data> # CSUM1 CSUM2
*
* <data> must be ASCII alphanumeric and cannot include characters
* '$' or '#'. If <data> starts with two characters followed by
char *p;
debuglogs (3, "make_gdb_packet(%s)\n", data);
- cnt = strlen (data);
+ cnt = strlen (data);
if (cnt > PBUFSIZ)
error ("make_gdb_packet(): to much data\n");
*p++ = '$';
/* calculate the checksum */
- for (i = 0; i < cnt; i++) {
- csum += data[i];
- *p++ = data[i];
- }
+ for (i = 0; i < cnt; i++)
+ {
+ csum += data[i];
+ *p++ = data[i];
+ }
/* terminate the data with a '#' */
*p++ = '#';
-
+
/* add the checksum as two ascii digits */
*p++ = tohex ((csum >> 4) & 0xf);
*p++ = tohex (csum & 0xf);
- *p = 0x0; /* Null terminator on string */
+ *p = 0x0; /* Null terminator on string */
}
/*
* array_send_packet -- send a GDB packet to the target with error handling. We
- * get a '+' (ACK) back if the packet is received and the checksum
- * matches. Otherwise a '-' (NAK) is returned. It returns a 1 for a
- * successful transmition, or a 0 for a failure.
+ * get a '+' (ACK) back if the packet is received and the checksum
+ * matches. Otherwise a '-' (NAK) is returned. It returns a 1 for a
+ * successful transmition, or a 0 for a failure.
*/
static int
array_send_packet (packet)
this may sound silly, but sometimes a garbled packet will hang
the target board. We scan the whole thing, then print the error
message.
- */
- for (i = 0; i < strlen(packet); i++) {
- debuglogs (5, "array_send_packet(): Scanning \'%c\'\n", packet[i]);
- /* legit hex numbers or command */
- if ((isxdigit(packet[i])) || (isalpha(packet[i])))
- continue;
- switch (packet[i]) {
- case '+': /* ACK */
- case '-': /* NAK */
- case '#': /* end of packet */
- case '$': /* start of packet */
- continue;
- default: /* bogus character */
- retries++;
- debuglogs (4, "array_send_packet(): Found a non-ascii digit \'%c\' in the packet.\n", packet[i]);
+ */
+ for (i = 0; i < strlen (packet); i++)
+ {
+ debuglogs (5, "array_send_packet(): Scanning \'%c\'\n", packet[i]);
+ /* legit hex numbers or command */
+ if ((isxdigit (packet[i])) || (isalpha (packet[i])))
+ continue;
+ switch (packet[i])
+ {
+ case '+': /* ACK */
+ case '-': /* NAK */
+ case '#': /* end of packet */
+ case '$': /* start of packet */
+ continue;
+ default: /* bogus character */
+ retries++;
+ debuglogs (4, "array_send_packet(): Found a non-ascii digit \'%c\' in the packet.\n", packet[i]);
+ }
}
- }
-#endif
+#endif
if (retries > 0)
error ("Can't send packet, found %d non-ascii characters", retries);
/* ok, try to send the packet */
retries = 0;
- while (retries++ <= 10) {
- printf_monitor ("%s", packet);
-
- /* read until either a timeout occurs (-2) or '+' is read */
- while (retries <= 10) {
- c = readchar (-timeout);
- debuglogs (3, "Reading a GDB protocol packet... Got a '%c'\n", c);
- switch (c) {
- case '+':
- debuglogs (3, "Got Ack\n");
- return 1;
- case SERIAL_TIMEOUT:
- debuglogs (3, "Timed out reading serial port\n");
- printf_monitor("@"); /* resync with the monitor */
- expect_prompt(1); /* See if we get a expect_prompt */
- break; /* Retransmit buffer */
- case '-':
- debuglogs (3, "Got NAK\n");
- printf_monitor("@"); /* resync with the monitor */
- expect_prompt(1); /* See if we get a expect_prompt */
- break;
- case '$':
- /* it's probably an old response, or the echo of our command.
- * just gobble up the packet and ignore it.
- */
- debuglogs (3, "Got a junk packet\n");
- i = 0;
- do {
- c = readchar (timeout);
- junk[i++] = c;
- } while (c != '#');
- c = readchar (timeout);
- junk[i++] = c;
- c = readchar (timeout);
- junk[i++] = c;
- junk[i++] = '\0';
- debuglogs (3, "Reading a junk packet, got a \"%s\"\n", junk);
- continue; /* Now, go look for next packet */
- default:
- continue;
- }
- retries++;
- debuglogs (3, "Retransmitting packet \"%s\"\n", packet);
- break; /* Here to retransmit */
- }
- } /* outer while */
+ while (retries++ <= 10)
+ {
+ printf_monitor ("%s", packet);
+
+ /* read until either a timeout occurs (-2) or '+' is read */
+ while (retries <= 10)
+ {
+ c = readchar (-timeout);
+ debuglogs (3, "Reading a GDB protocol packet... Got a '%c'\n", c);
+ switch (c)
+ {
+ case '+':
+ debuglogs (3, "Got Ack\n");
+ return 1;
+ case SERIAL_TIMEOUT:
+ debuglogs (3, "Timed out reading serial port\n");
+ printf_monitor ("@"); /* resync with the monitor */
+ expect_prompt (1); /* See if we get a expect_prompt */
+ break; /* Retransmit buffer */
+ case '-':
+ debuglogs (3, "Got NAK\n");
+ printf_monitor ("@"); /* resync with the monitor */
+ expect_prompt (1); /* See if we get a expect_prompt */
+ break;
+ case '$':
+ /* it's probably an old response, or the echo of our command.
+ * just gobble up the packet and ignore it.
+ */
+ debuglogs (3, "Got a junk packet\n");
+ i = 0;
+ do
+ {
+ c = readchar (timeout);
+ junk[i++] = c;
+ }
+ while (c != '#');
+ c = readchar (timeout);
+ junk[i++] = c;
+ c = readchar (timeout);
+ junk[i++] = c;
+ junk[i++] = '\0';
+ debuglogs (3, "Reading a junk packet, got a \"%s\"\n", junk);
+ continue; /* Now, go look for next packet */
+ default:
+ continue;
+ }
+ retries++;
+ debuglogs (3, "Retransmitting packet \"%s\"\n", packet);
+ break; /* Here to retransmit */
+ }
+ } /* outer while */
return 0;
}
/*
* array_get_packet -- get a GDB packet from the target. Basically we read till we
- * see a '#', then check the checksum. It returns a 1 if it's gotten a
- * packet, or a 0 it the packet wasn't transmitted correctly.
+ * see a '#', then check the checksum. It returns a 1 if it's gotten a
+ * packet, or a 0 it the packet wasn't transmitted correctly.
*/
static int
array_get_packet (packet)
memset (packet, 1, PBUFSIZ);
retries = 0;
- while (retries <= 10) {
- do {
- c = readchar (timeout);
- if (c == SERIAL_TIMEOUT) {
- debuglogs (3, "array_get_packet: got time out from serial port.\n");
- }
- debuglogs (3, "Waiting for a '$', got a %c\n", c);
- } while (c != '$');
-
- retries = 0;
- while (retries <= 10) {
- c = readchar (timeout);
- debuglogs (3, "array_get_packet: got a '%c'\n", c);
- switch (c) {
- case SERIAL_TIMEOUT:
- debuglogs (3, "Timeout in mid-packet, retrying\n");
- return 0;
- case '$':
- debuglogs (3, "Saw new packet start in middle of old one\n");
- return 0; /* Start a new packet, count retries */
- case '#':
- *bp = '\0';
- pktcsum = from_hex (readchar (timeout)) << 4;
- pktcsum |= from_hex (readchar (timeout));
- if (csum == 0)
- debuglogs (3, "\nGDB packet checksum zero, must be a bogus packet\n");
- if (csum == pktcsum) {
- debuglogs (3, "\nGDB packet checksum correct, packet data is \"%s\",\n", packet);
- printf_monitor ("@");
- expect_prompt (1);
- return 1;
- }
- debuglogs (3, "Bad checksum, sentsum=0x%x, csum=0x%x\n", pktcsum, csum);
- return 0;
- case '*': /* Run length encoding */
- debuglogs (5, "Run length encoding in packet\n");
- csum += c;
- c = readchar (timeout);
- csum += c;
- c = c - ' ' + 3; /* Compute repeat count */
-
- if (c > 0 && c < 255 && bp + c - 1 < packet + PBUFSIZ - 1) {
- memset (bp, *(bp - 1), c);
- bp += c;
- continue;
+ while (retries <= 10)
+ {
+ do
+ {
+ c = readchar (timeout);
+ if (c == SERIAL_TIMEOUT)
+ {
+ debuglogs (3, "array_get_packet: got time out from serial port.\n");
+ }
+ debuglogs (3, "Waiting for a '$', got a %c\n", c);
}
- *bp = '\0';
- printf_filtered ("Repeat count %d too large for buffer.\n", c);
- return 0;
-
- default:
- if ((!isxdigit(c)) && (!ispunct(c)))
- debuglogs (4, "Got a non-ascii digit \'%c\'.\\n", c);
- if (bp < packet + PBUFSIZ - 1) {
- *bp++ = c;
- csum += c;
- continue;
+ while (c != '$');
+
+ retries = 0;
+ while (retries <= 10)
+ {
+ c = readchar (timeout);
+ debuglogs (3, "array_get_packet: got a '%c'\n", c);
+ switch (c)
+ {
+ case SERIAL_TIMEOUT:
+ debuglogs (3, "Timeout in mid-packet, retrying\n");
+ return 0;
+ case '$':
+ debuglogs (3, "Saw new packet start in middle of old one\n");
+ return 0; /* Start a new packet, count retries */
+ case '#':
+ *bp = '\0';
+ pktcsum = from_hex (readchar (timeout)) << 4;
+ pktcsum |= from_hex (readchar (timeout));
+ if (csum == 0)
+ debuglogs (3, "\nGDB packet checksum zero, must be a bogus packet\n");
+ if (csum == pktcsum)
+ {
+ debuglogs (3, "\nGDB packet checksum correct, packet data is \"%s\",\n", packet);
+ printf_monitor ("@");
+ expect_prompt (1);
+ return 1;
+ }
+ debuglogs (3, "Bad checksum, sentsum=0x%x, csum=0x%x\n", pktcsum, csum);
+ return 0;
+ case '*': /* Run length encoding */
+ debuglogs (5, "Run length encoding in packet\n");
+ csum += c;
+ c = readchar (timeout);
+ csum += c;
+ c = c - ' ' + 3; /* Compute repeat count */
+
+ if (c > 0 && c < 255 && bp + c - 1 < packet + PBUFSIZ - 1)
+ {
+ memset (bp, *(bp - 1), c);
+ bp += c;
+ continue;
+ }
+ *bp = '\0';
+ printf_filtered ("Repeat count %d too large for buffer.\n", c);
+ return 0;
+
+ default:
+ if ((!isxdigit (c)) && (!ispunct (c)))
+ debuglogs (4, "Got a non-ascii digit \'%c\'.\\n", c);
+ if (bp < packet + PBUFSIZ - 1)
+ {
+ *bp++ = c;
+ csum += c;
+ continue;
+ }
+
+ *bp = '\0';
+ puts_filtered ("Remote packet too long.\n");
+ return 0;
+ }
}
-
- *bp = '\0';
- puts_filtered ("Remote packet too long.\n");
- return 0;
- }
}
- }
- return 0; /* exceeded retries */
+ return 0; /* exceeded retries */
}
/*
char buf[9];
val = 0;
- for (i = 0; i < 8; i++) {
- val <<= 4;
- if (mem[i] >= 'A' && mem[i] <= 'F')
- val = val + mem[i] - 'A' + 10;
- if (mem[i] >= 'a' && mem[i] <= 'f')
- val = val + mem[i] - 'a' + 10;
- if (mem[i] >= '0' && mem[i] <= '9')
- val = val + mem[i] - '0';
- buf[i] = mem[i];
- }
+ for (i = 0; i < 8; i++)
+ {
+ val <<= 4;
+ if (mem[i] >= 'A' && mem[i] <= 'F')
+ val = val + mem[i] - 'A' + 10;
+ if (mem[i] >= 'a' && mem[i] <= 'f')
+ val = val + mem[i] - 'a' + 10;
+ if (mem[i] >= '0' && mem[i] <= '9')
+ val = val + mem[i] - '0';
+ buf[i] = mem[i];
+ }
buf[8] = '\0';
debuglogs (4, "ascii2hexword() got a 0x%x from %s(%x).\n", val, buf, mem);
return val;
/*
* ascii2hexword -- convert a hex value to an ascii number represented by 8
- * digits.
+ * digits.
*/
static void
hexword2ascii (mem, num)
{
int i;
unsigned char ch;
-
+
debuglogs (4, "hexword2ascii() converting %x ", num);
- for (i = 7; i >= 0; i--) {
- mem[i] = tohex ((num >> 4) & 0xf);
- mem[i] = tohex (num & 0xf);
- num = num >> 4;
- }
+ for (i = 7; i >= 0; i--)
+ {
+ mem[i] = tohex ((num >> 4) & 0xf);
+ mem[i] = tohex (num & 0xf);
+ num = num >> 4;
+ }
mem[8] = '\0';
debuglogs (4, "\tto a %s", mem);
}
static int
from_hex (a)
int a;
-{
+{
if (a == 0)
return 0;
- debuglogs (4, "from_hex got a 0x%x(%c)\n",a,a);
+ debuglogs (4, "from_hex got a 0x%x(%c)\n", a, a);
if (a >= '0' && a <= '9')
return a - '0';
if (a >= 'a' && a <= 'f')
return a - 'a' + 10;
if (a >= 'A' && a <= 'F')
return a - 'A' + 10;
- else {
- error ("Reply contains invalid hex digit 0x%x", a);
- }
+ else
+ {
+ error ("Reply contains invalid hex digit 0x%x", a);
+ }
}
/* Convert number NIB to a hex digit. */
int nib;
{
if (nib < 10)
- return '0'+nib;
+ return '0' + nib;
else
- return 'a'+nib-10;
+ return 'a' + nib - 10;
}
/*
* _initialize_remote_monitors -- setup a few addtitional commands that
- * are usually only used by monitors.
+ * are usually only used by monitors.
*/
void
_initialize_remote_monitors ()
{
/* generic monitor command */
add_com ("monitor", class_obscure, monitor_command,
- "Send a command to the debug monitor.");
+ "Send a command to the debug monitor.");
}
void
_initialize_array ()
{
- init_array_ops() ;
+ init_array_ops ();
add_target (&array_ops);
}
projects / thirdparty / binutils-gdb.git / blobdiff