#include "objfiles.h"
#include "gdb-stabs.h"
#include "gdbthread.h"
-
+#include "gdbcore.h"
#include "dcache.h"
#ifdef USG
static void sds_mourn PARAMS ((void));
-static void sds_restart PARAMS ((void));
-
static void sds_create_inferior PARAMS ((char *, char *, char **));
+static void sds_load PARAMS ((char *, int));
+
static int getmessage PARAMS ((unsigned char *, int));
static int putmessage PARAMS ((unsigned char *, int));
static int message_pending;
-\f
-/* Restart the remote side; this is an extended protocol operation. */
-
-static void
-sds_restart ()
-{
-}
\f
/* Clean up connection to a remote debugger. */
SERIAL_WRITE (sds_desc, "{#}\r\n", 5);
while ((c = readchar (1)) >= 0)
- printf_unfiltered ("%c");
+ printf_unfiltered ("%c", c);
printf_unfiltered ("\n");
next_msg_id = 251;
}
push_target (&sds_ops); /* Switch to using remote target now */
- /* Without this, some commands which require an active target (such
- as kill) won't work. This variable serves (at least) double duty
- as both the pid of the target process (if it has such), and as a
- flag indicating that a target is active. These functions should
- be split out into seperate variables, especially since GDB will
- someday have a notion of debugging several processes. */
-
- inferior_pid = 42000;
-
just_started = 1;
/* Start the remote connection; if error (0), discard this target.
static void
sds_kill ()
{
- /* For some mysterious reason, wait_for_inferior calls kill instead of
- mourn after it gets TARGET_WAITKIND_SIGNALLED. Work around it. */
- if (kill_kludge)
- {
- kill_kludge = 0;
- target_mourn_inferior ();
- return;
- }
-
-#if 0 /* fix to use 1-arg fn */
- /* Use catch_errors so the user can quit from gdb even when we aren't on
- speaking terms with the remote system. */
- catch_errors (putmessage, "k", "", RETURN_MASK_ERROR);
-#endif
-
- /* Don't wait for it to die. I'm not really sure it matters whether
- we do or not. For the existing stubs, kill is a noop. */
- target_mourn_inferior ();
+ /* Don't try to do anything to the target. */
}
static void
char *args;
char **env;
{
- /* Rip out the breakpoints; we'll reinsert them after restarting
- the remote server. */
- remove_breakpoints ();
-
- /* Now restart the remote server. */
- sds_restart ();
-
- /* Now put the breakpoints back in. This way we're safe if the
- restart function works via a unix fork on the remote side. */
- insert_breakpoints ();
+ inferior_pid = 42000;
/* Clean up from the last time we were running. */
clear_proceed_status ();
/* Let the remote process run. */
- proceed (-1, TARGET_SIGNAL_0, 0);
+ proceed (bfd_get_start_address (exec_bfd), TARGET_SIGNAL_0, 0);
}
+static void
+sds_load (filename, from_tty)
+ char *filename;
+ int from_tty;
+{
+ generic_load (filename, from_tty);
+
+ inferior_pid = 0;
+}
\f
/* The SDS monitor has commands for breakpoint insertion, although it
it doesn't actually manage the breakpoints, it just returns the
\f
/* Define the target operations vector. */
-static struct target_ops sds_ops =
+static struct target_ops sds_ops ;
+
+static void init_sds_ops(void)
{
- "sds", /* to_shortname */
- "Remote serial target with SDS protocol", /* to_longname */
- "Use a remote computer via a serial line, using the SDS protocol.\n\
-Specify the serial device it is connected to (e.g. /dev/ttya).", /* to_doc */
- sds_open, /* to_open */
- sds_close, /* to_close */
- NULL, /* to_attach */
- sds_detach, /* to_detach */
- sds_resume, /* to_resume */
- sds_wait, /* to_wait */
- sds_fetch_registers, /* to_fetch_registers */
- sds_store_registers, /* to_store_registers */
- sds_prepare_to_store, /* to_prepare_to_store */
- sds_xfer_memory, /* to_xfer_memory */
- sds_files_info, /* to_files_info */
- sds_insert_breakpoint, /* to_insert_breakpoint */
- sds_remove_breakpoint, /* to_remove_breakpoint */
- NULL, /* to_terminal_init */
- NULL, /* to_terminal_inferior */
- NULL, /* to_terminal_ours_for_output */
- NULL, /* to_terminal_ours */
- NULL, /* to_terminal_info */
- sds_kill, /* to_kill */
- generic_load, /* to_load */
- NULL, /* to_lookup_symbol */
- sds_create_inferior, /* to_create_inferior */
- sds_mourn, /* to_mourn_inferior */
- 0, /* to_can_run */
- 0, /* to_notice_signals */
- 0, /* to_thread_alive */
- 0, /* to_stop */
- process_stratum, /* to_stratum */
- NULL, /* to_next */
- 1, /* to_has_all_memory */
- 1, /* to_has_memory */
- 1, /* to_has_stack */
- 1, /* to_has_registers */
- 1, /* to_has_execution */
- NULL, /* sections */
- NULL, /* sections_end */
- OPS_MAGIC /* to_magic */
-};
+ sds_ops.to_shortname = "sds";
+ sds_ops.to_longname = "Remote serial target with SDS protocol";
+ sds_ops.to_doc = "Use a remote computer via a serial line; using the SDS protocol.\n\
+Specify the serial device it is connected to (e.g. /dev/ttya).",
+ sds_ops.to_open = sds_open;
+ sds_ops.to_close = sds_close;
+ sds_ops.to_attach = NULL;
+ sds_ops.to_detach = sds_detach;
+ sds_ops.to_resume = sds_resume;
+ sds_ops.to_wait = sds_wait;
+ sds_ops.to_fetch_registers = sds_fetch_registers;
+ sds_ops.to_store_registers = sds_store_registers;
+ sds_ops.to_prepare_to_store = sds_prepare_to_store;
+ sds_ops.to_xfer_memory = sds_xfer_memory;
+ sds_ops.to_files_info = sds_files_info;
+ sds_ops.to_insert_breakpoint = sds_insert_breakpoint;
+ sds_ops.to_remove_breakpoint = sds_remove_breakpoint;
+ sds_ops.to_terminal_init = NULL;
+ sds_ops.to_terminal_inferior = NULL;
+ sds_ops.to_terminal_ours_for_output = NULL;
+ sds_ops.to_terminal_ours = NULL;
+ sds_ops.to_terminal_info = NULL;
+ sds_ops.to_kill = sds_kill;
+ sds_ops.to_load = sds_load;
+ sds_ops.to_lookup_symbol = NULL;
+ sds_ops.to_create_inferior = sds_create_inferior;
+ sds_ops.to_mourn_inferior = sds_mourn;
+ sds_ops.to_can_run = 0;
+ sds_ops.to_notice_signals = 0;
+ sds_ops.to_thread_alive = 0;
+ sds_ops.to_stop = 0;
+ sds_ops.to_stratum = process_stratum;
+ sds_ops.DONT_USE = NULL;
+ sds_ops.to_has_all_memory = 1;
+ sds_ops.to_has_memory = 1;
+ sds_ops.to_has_stack = 1; /* to_has_stack */
+ sds_ops.to_has_registers = 1; sds_ops.to_has_execution = 1;
+ sds_ops.to_sections = NULL;
+ sds_ops.to_sections_end = NULL;
+ sds_ops.to_magic = OPS_MAGIC ;
+}
/* Put a command string, in args, out to the monitor and display the
reply message. */
void
_initialize_remote_sds ()
{
+ init_sds_ops() ;
add_target (&sds_ops);
add_show_from_set (add_set_cmd ("sdstimeout", no_class,