/* Remote target communications for serial-line targets using SDS' protocol.
Copyright 1997 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 interface was written by studying the behavior of the SDS
monitor on an ADS 821/860 board, and by consulting the
static int sds_read_bytes PARAMS ((CORE_ADDR, char *, int));
-static void sds_files_info PARAMS ((struct target_ops *ignore));
+static void sds_files_info PARAMS ((struct target_ops * ignore));
static int sds_xfer_memory PARAMS ((CORE_ADDR, char *,
int, int, struct target_ops *));
static int just_started;
static int message_pending;
-
\f
+
/* Clean up connection to a remote debugger. */
/* ARGSUSED */
/* Start the remote connection; if error (0), discard this target.
In particular, if the user quits, be sure to discard it (we'd be
in an inconsistent state otherwise). */
- if (!catch_errors (sds_start_remote, NULL,
+ if (!catch_errors (sds_start_remote, NULL,
"Couldn't establish connection to remote target\n",
RETURN_MASK_ALL))
pop_target ();
return a - '0';
else if (a >= 'a' && a <= 'f')
return a - 'a' + 10;
- else
+ else
error ("Reply contains invalid hex digit %d", a);
}
int nib;
{
if (nib < 10)
- return '0'+nib;
+ return '0' + nib;
else
- return 'a'+nib-10;
+ return 'a' + nib - 10;
}
static int
{
/* Collect the next three bytes into a number. */
sum = ((long) *inbuf++) << 16;
- sum |= ((long) *inbuf++) << 8;
+ sum |= ((long) *inbuf++) << 8;
sum |= ((long) *inbuf++);
/* Spit out 4 6-bit encodings. */
*p++ = ((sum >> 18) & 0x3f) + '0';
*p++ = ((sum >> 12) & 0x3f) + '0';
- *p++ = ((sum >> 6) & 0x3f) + '0';
+ *p++ = ((sum >> 6) & 0x3f) + '0';
*p++ = (sum & 0x3f) + '0';
}
return (p - outbuf);
for (i = 0; i < len; i += 4)
{
/* Collect 4 6-bit digits. */
- sum = (*inbuf++ - '0') << 18;
+ sum = (*inbuf++ - '0') << 18;
sum |= (*inbuf++ - '0') << 12;
- sum |= (*inbuf++ - '0') << 6;
+ sum |= (*inbuf++ - '0') << 6;
sum |= (*inbuf++ - '0');
/* Now take the resulting 24-bit number and get three bytes out
of it. */
*outbuf++ = (sum >> 16) & 0xff;
- *outbuf++ = (sum >> 8) & 0xff;
+ *outbuf++ = (sum >> 8) & 0xff;
*outbuf++ = sum & 0xff;
}
return (len / 4) * 3;
}
-
\f
+
/* Tell the remote machine to resume. */
static enum target_signal last_sent_signal = TARGET_SIGNAL_0;
last_sent_step = step;
buf[0] = (step ? 21 : 20);
- buf[1] = 0; /* (should be signal?) */
+ buf[1] = 0; /* (should be signal?) */
sds_send (buf, 2);
}
/* If this doesn't work, try more severe steps. */
signal (signo, sds_interrupt_twice);
-
+
if (remote_debug)
fprintf_unfiltered (gdb_stdlog, "sds_interrupt called\n");
sds_send (buf, 1);
}
-static void (*ofunc)();
+static void (*ofunc) ();
/* The user typed ^C twice. */
int signo;
{
signal (signo, ofunc);
-
+
interrupt_query ();
signal (signo, sds_interrupt);
goto got_status;
}
}
- got_status:
+got_status:
return inferior_pid;
}
/* (should warn about reply too short) */
for (i = 0; i < NUM_REGS; i++)
- supply_register (i, ®s[REGISTER_BYTE(i)]);
+ supply_register (i, ®s[REGISTER_BYTE (i)]);
}
/* Prepare to store registers. Since we may send them all, we have to
read out the ones we don't want to change first. */
-static void
+static void
sds_prepare_to_store ()
{
/* Make sure the entire registers array is valid. */
- read_register_bytes (0, (char *)NULL, REGISTER_BYTES);
+ read_register_bytes (0, (char *) NULL, REGISTER_BYTES);
}
/* Store register REGNO, or all registers if REGNO == -1, from the contents
buf[1] = 0;
buf[2] = (int) (memaddr >> 24) & 0xff;
buf[3] = (int) (memaddr >> 16) & 0xff;
- buf[4] = (int) (memaddr >> 8) & 0xff;
- buf[5] = (int) (memaddr ) & 0xff;
+ buf[4] = (int) (memaddr >> 8) & 0xff;
+ buf[5] = (int) (memaddr) & 0xff;
buf[6] = 1;
buf[7] = 0;
buf[1] = 0;
buf[2] = (int) (memaddr >> 24) & 0xff;
buf[3] = (int) (memaddr >> 16) & 0xff;
- buf[4] = (int) (memaddr >> 8) & 0xff;
- buf[5] = (int) (memaddr ) & 0xff;
+ buf[4] = (int) (memaddr >> 8) & 0xff;
+ buf[5] = (int) (memaddr) & 0xff;
buf[6] = (int) (todo >> 8) & 0xff;
- buf[7] = (int) (todo ) & 0xff;
+ buf[7] = (int) (todo) & 0xff;
buf[8] = 1;
retlen = sds_send (buf, 9);
/* ARGSUSED */
static int
-sds_xfer_memory(memaddr, myaddr, len, should_write, target)
+sds_xfer_memory (memaddr, myaddr, len, should_write, target)
CORE_ADDR memaddr;
char *myaddr;
int len;
int should_write;
- struct target_ops *target; /* ignored */
+ struct target_ops *target; /* ignored */
{
return dcache_xfer_memory (sds_dcache, memaddr, myaddr, len, should_write);
}
-
\f
+
static void
sds_files_info (ignore)
struct target_ops *ignore;
and giving it a checksum. */
if (len > 170) /* Prosanity check */
- abort();
+ abort ();
if (remote_debug)
{
if (len % 3 != 0)
{
buf[len] = '\0';
- buf[len+1] = '\0';
+ buf[len + 1] = '\0';
}
header[1] = next_msg_id;
for (tries = 1; tries <= MAX_TRIES; tries++)
{
/* This can loop forever if the remote side sends us characters
- continuously, but if it pauses, we'll get a zero from readchar
- because of timeout. Then we'll count that as a retry. */
+ continuously, but if it pauses, we'll get a zero from readchar
+ because of timeout. Then we'll count that as a retry. */
/* Note that we will only wait forever prior to the start of a packet.
- After that, we expect characters to arrive at a brisk pace. They
- should show up within sds_timeout intervals. */
+ After that, we expect characters to arrive at a brisk pace. They
+ should show up within sds_timeout intervals. */
do
{
while (c != '$' && c != '{');
/* We might have seen a "trigraph", a sequence of three characters
- that indicate various sorts of communication state. */
+ that indicate various sorts of communication state. */
if (c == '{')
{
if (c3 == '+')
{
message_pending = 1;
- return 0; /*????*/
+ return 0; /*???? */
}
continue;
}
if (csum != header[0])
fprintf_unfiltered (gdb_stderr,
- "Checksum mismatch: computed %d, received %d\n",
+ "Checksum mismatch: computed %d, received %d\n",
csum, header[0]);
if (header[2] == 0xff)
if (remote_debug)
{
fprintf_unfiltered (gdb_stdlog,
- "... (Got checksum %d, id %d, length %d)\n",
+ "... (Got checksum %d, id %d, length %d)\n",
header[0], header[1], header[2]);
fprintf_unfiltered (gdb_stdlog, "Message received: \"");
for (i = 0; i < len; ++i)
static void
sds_load (filename, from_tty)
- char *filename;
- int from_tty;
+ char *filename;
+ int from_tty;
{
generic_load (filename, from_tty);
*p++ = 0;
*p++ = (int) (addr >> 24) & 0xff;
*p++ = (int) (addr >> 16) & 0xff;
- *p++ = (int) (addr >> 8) & 0xff;
- *p++ = (int) (addr ) & 0xff;
-
+ *p++ = (int) (addr >> 8) & 0xff;
+ *p++ = (int) (addr) & 0xff;
+
retlen = sds_send (buf, p - buf);
for (i = 0; i < 4; ++i)
*p++ = 0;
*p++ = (int) (addr >> 24) & 0xff;
*p++ = (int) (addr >> 16) & 0xff;
- *p++ = (int) (addr >> 8) & 0xff;
- *p++ = (int) (addr ) & 0xff;
+ *p++ = (int) (addr >> 8) & 0xff;
+ *p++ = (int) (addr) & 0xff;
for (i = 0; i < 4; ++i)
*p++ = contents_cache[i];
return 0;
}
\f
-static void
+static void
init_sds_ops ()
{
sds_ops.to_shortname = "sds";
for (i = 0; i < retlen; ++i)
{
printf_filtered ("%02x", buf[i]);
- }
+ }
printf_filtered ("\n");
}
add_target (&sds_ops);
add_show_from_set (add_set_cmd ("sdstimeout", no_class,
- var_integer, (char *)&sds_timeout,
- "Set timeout value for sds read.\n", &setlist),
+ var_integer, (char *) &sds_timeout,
+ "Set timeout value for sds read.\n", &setlist),
&showlist);
add_com ("sds", class_obscure, sds_command,
- "Send a command to the SDS monitor.");
+ "Send a command to the SDS monitor.");
}
projects / thirdparty / binutils-gdb.git / blobdiff