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* remote-rdp.c (rdp_init): Take out variable baud rate stuff.

Browse source 
(remote_rdp_detatch): Delete.
	* breakpoint.c (ctype.h): Don't include twice.
This commit is contained in:
Steve Chamberlain 1995-09-30 00:06:55 +00:00
parent 0b0642d6eb
commit b890317e1b
2 changed files with 124 additions and 113 deletions
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18
gdb/ChangeLog
View file

@ -1,3 +1,19 @@
Fri Sep 29 02:10:05 1995 steve chamberlain <sac@slash.cygnus.com>
* remote-rdp.c (rdp_init): Take out variable baud rate stuff.
(remote_rdp_detatch): Delete.
* breakpoint.c (ctype.h): Don't include twice.
* Makefile.in (remote-rdp.o): Doesn't need remote-rdp.h
* callback.c (os_printf_filtered): fix protos.
* defs.h (puts_filtered, puts_unfiltered
[v|f|]printf_[un]filtered): Make format arg const.
* remote-rdp.c (rdp_init): Attept to sync at different
baudrates.
* utils.c (puts_filtered, puts_unfiltered
[v|f|]printf_[un]filtered): Define prototypes with
const in the right place.
Thu Sep 28 17:43:39 1995 Per Bothner <bothner@kalessin.cygnus.com>
* defs.h (enum language): Add language_scm.
@ -46,7 +62,7 @@ Thu Sep 28 14:32:11 1995 steve chamberlain <sac@slash.cygnus.com>
(INST_xx): New
(FRAME_FIND_SAVED_REGS): Pass the right argument.
(arm_get_next_pc): Declare.
* mswin/prebuilt/*/bfdtarget.h (SELECT_ARCHITECTURES): Need leading &.
Wed Sep 27 10:14:36 1995 Per Bothner <bothner@kalessin.cygnus.com>

127
gdb/remote-rdp.c
View file

@ -46,17 +46,22 @@
#else
#include <varargs.h>
#endif
#include <ctype.h>
#include <fcntl.h>
#include "symfile.h"
#include "remote-utils.h"
#include "gdb_string.h"
#ifdef HAVE_UNISTD_H
#include <unistd.h>
#endif
extern struct target_ops remote_rdp_ops;
static serial_t io;
static host_callback *callback = &default_callback;
struct
{
{
int step_info;
int break_info;
int model_info;
@ -65,7 +70,8 @@ struct
char command_line[10];
int rdi_level;
int rdi_stopped_status;
} ds;
}
ds;
@ -167,7 +173,7 @@ get_byte ()
int c = SERIAL_READCHAR (io, timeout);
if (remote_debug)
printf ("[%02x]", c);
printf ("[%02x]\n", c);
if (c == SERIAL_TIMEOUT)
{
@ -201,13 +207,13 @@ put_byte (val)
char val;
{
if (remote_debug)
printf("(%02x)", val);
printf ("(%02x)\n", val);
SERIAL_WRITE (io, &val, 1);
}
static void
put_word (val)
long val;
int val;
{
/* We always send in little endian */
unsigned char b[4];
@ -217,7 +223,7 @@ put_word (val)
b[3] = val >> 24;
if (remote_debug)
printf("(%04x)", val);
printf ("(%04x)", val);
SERIAL_WRITE (io, b, 4);
}
@ -226,64 +232,68 @@ put_word (val)
/* Stuff for talking to the RDP layer. */
/* This is a bit more fancy that need be so that it syncs even in nasty cases. */
/* This is a bit more fancy that need be so that it syncs even in nasty cases.
I'be been unable to make it reliably sync up with the change
baudrate open command. It likes to sit and say it's been reset,
with no more action. So I took all that code out. I'd rather sync
reliably at 9600 than wait forever for a possible 19200 connection.
*/
static void
rdp_init (int cold)
rdp_init (cold, tty)
int cold;
int tty;
{
int oloop;
int sync = 0;
int type = cold ? RDP_OPEN_TYPE_COLD : RDP_OPEN_TYPE_WARM;
int try;
int rcount = 0;
int bi;
int baudtry = 9600;
for (try = 0; !sync && try < 10 ; try++)
time_t now = time (0);
time_t stop_time = now + 10; /* Try and sync for 10 seconds, then give up */
while (time (0) < stop_time && !sync)
{
int restype;
QUIT;
SERIAL_FLUSH_INPUT (io);
SERIAL_FLUSH_OUTPUT (io);
if (tty)
printf_unfiltered ("Trying to connect at %d baud.\n", baudtry);
put_byte (RDP_OPEN);
if (baud_rate == 19200)
{
put_byte (type | RDP_OPEN_TYPE_RETURN_SEX | RDP_OPEN_TYPE_BAUDRATE);
put_word (0);
put_word (RDP_OPEN_BAUDRATE_19200);
}
else
{
put_byte (type | RDP_OPEN_TYPE_RETURN_SEX);
put_word (0);
}
restype = SERIAL_READCHAR (io, 1);
while (!sync && (restype = SERIAL_READCHAR (io, 1)) > 0)
{
if (remote_debug)
printf_unfiltered ("[%02x]\n", restype);
if (restype == RDP_RESET)
{
put_byte (RDP_RESET);
while ((restype = SERIAL_READCHAR (io, 1)) == RDP_RESET)
;
while ((restype = SERIAL_READCHAR (io, 1)) > 0)
{
printf_unfiltered ("%c", isgraph(restype) ? restype : ' ');
}
while ((restype = SERIAL_READCHAR (io, 1)) > 0)
;
printf_unfiltered("\n");
error("board reset, try again.\n");
continue;
}
switch (restype)
{
case SERIAL_TIMEOUT:
break;
case RDP_RESET:
/* Ignore a load of these */
while ((restype = SERIAL_READCHAR (io, 1)) == RDP_RESET)
;
while ((restype = SERIAL_READCHAR (io, 1)) > 0)
{
printf_unfiltered ("%c", isgraph (restype) ? restype : ' ');
}
while ((restype = SERIAL_READCHAR (io, 1)) > 0)
;
if (tty)
{
printf_unfiltered ("\nThe board has sent notification that it was reset.\n");
printf_unfiltered ("Waiting for it to settle down...\n");
}
sleep (3);
if (tty)
printf_unfiltered ("\nTrying again.\n");
break;
default:
break;
@ -296,11 +306,11 @@ rdp_init (int cold)
break;
case RDP_RES_VALUE_LITTLE_ENDIAN:
target_byte_order = LITTLE_ENDIAN;
sync =1 ;
sync = 1;
break;
case RDP_RES_VALUE_BIG_ENDIAN:
target_byte_order = BIG_ENDIAN;
sync =1 ;
sync = 1;
break;
default:
break;
@ -308,14 +318,9 @@ rdp_init (int cold)
}
}
}
if (sync)
{
SERIAL_FLUSH_INPUT (io);
SERIAL_SETBAUDRATE (io, baud_rate);
SERIAL_FLUSH_INPUT (io);
}
else
if (!sync)
{
error ("Couldn't reset the board, try pressing the reset button");
}
@ -552,8 +557,8 @@ rdp_store_one_fpu_register (mask, buf)
}
#endif
}
/* Convert between GDB requests and the RDP layer. */
static void
@ -871,7 +876,7 @@ rdp_execute_finish ()
res = SERIAL_READCHAR (io, 1);
while (res == SERIAL_TIMEOUT)
{
QUIT ;
QUIT;
printf_filtered ("Waiting for target..\n");
res = SERIAL_READCHAR (io, 1);
}
@ -984,7 +989,6 @@ remote_rdp_open (args, from_tty)
if (!args)
error_no_arg ("serial port device name");
if (baud_rate != 19200)
baud_rate = 9600;
target_preopen (from_tty);
@ -996,7 +1000,7 @@ remote_rdp_open (args, from_tty)
SERIAL_RAW (io);
rdp_init (0);
rdp_init (1, from_tty);
if (from_tty)
@ -1031,15 +1035,6 @@ remote_rdp_close (quitting)
io = 0;
}
/* Terminate the open connection to the remote debugger. */
static void
remote_rdp_detach (args, from_tty)
char *args;
int from_tty;
{
pop_target ();
}
/* Resume execution of the target process. STEP says whether to single-step
or to run free; SIGGNAL is the signal value (e.g. SIGINT) to be given
@ -1167,8 +1162,8 @@ static struct yn breakinfo[] =
{"watchpoints for half-word writes supported", RDP_INFO_ABOUT_BREAK_HALFWORD_WRITE},
{"watchpoints for word writes supported", RDP_INFO_ABOUT_BREAK_WORD_WRITE},
{"mask break/watch-points supported", RDP_INFO_ABOUT_BREAK_MASK},
{"thread-specific breakpoints supported", RDP_INFO_ABOUT_BREAK_THREAD_BREAK},
{"thread-specific watchpoints supported", RDP_INFO_ABOUT_BREAK_THREAD_WATCH},
{"thread-specific breakpoints supported", RDP_INFO_ABOUT_BREAK_THREAD_BREAK},
{"thread-specific watchpoints supported", RDP_INFO_ABOUT_BREAK_THREAD_WATCH},
{"conditional breakpoints supported", RDP_INFO_ABOUT_BREAK_COND},
{0}
};