/* Remote debugging interface for Zilog Z8000 simulator
- Copyright 1992 Free Software Foundation, Inc.
+ Copyright 1992,1993 Free Software Foundation, Inc.
Contributed by Cygnus Support. Written by Steve Chamberlain
(sac@cygnus.com).
#include "terminal.h"
#include "target.h"
#include "gdbcore.h"
-#include "../z8ksim/sim.h"
+#include "../sim/z8k/sim.h"
/* External data declarations */
-extern int stop_soon_quietly; /* for wait_for_inferior */
+extern int stop_soon_quietly; /* for wait_for_inferior */
/* Forward data declarations */
-extern struct target_ops sim_ops; /* Forward declaration */
-
-void sim_store_register();
-void sim_set_oc();
+extern struct target_ops sim_ops; /* Forward declaration */
+void sim_store_register ();
+void sim_set_oc ();
int
sim_write_inferior_memory (memaddr, myaddr, len)
unsigned char *myaddr;
int len;
{
- sim_write(memaddr, myaddr, len);
+ sim_write (memaddr, myaddr, len);
return 1;
}
static void
-store_register(regno)
-int regno;
+store_register (regno)
+ int regno;
{
- if (regno == -1)
- {
- for (regno = 0; regno < 16; regno++)
- store_register(regno);
- }
- else
- {
- sim_store_register(regno,read_register(regno));
- }
+ if (regno == -1)
+ {
+ for (regno = 0; regno < 16; regno++)
+ {
+ store_register (regno);
+ }
+ }
+ else
+ {
+ sim_store_register (regno, read_register (regno));
+ }
}
-
-
void
-sim_kill(arg,from_tty)
-char *arg;
-int from_tty;
+sim_kill (arg, from_tty)
+ char *arg;
+ int from_tty;
{
}
-
-
/*
- * Download a file specified in 'args', to the sim.
+ * Download a file specified in 'args', to the sim.
*/
static void
-sim_load(args,fromtty)
-char *args;
-int fromtty;
+sim_load (args, fromtty)
+ char *args;
+ int fromtty;
{
- bfd *abfd;
+ bfd *abfd;
asection *s;
- inferior_pid = 0;
- abfd = bfd_openr(args,"coff-z8k");
+ inferior_pid = 0;
+ abfd = bfd_openr (args, "coff-z8k");
- if (!abfd)
- {
- printf_filtered("Unable to open file %s\n", args);
- return;
- }
+ if (!abfd)
+ {
+ printf_filtered ("Unable to open file %s\n", args);
+ return;
+ }
- if (bfd_check_format(abfd, bfd_object) ==0)
- {
- printf_filtered("File is not an object file\n");
- return ;
- }
+ if (bfd_check_format (abfd, bfd_object) == 0)
+ {
+ printf_filtered ("File is not an object file\n");
+ return;
+ }
s = abfd->sections;
- while (s != (asection *)NULL)
- {
- if (s->flags & SEC_LOAD)
+ while (s != (asection *) NULL)
{
- int i;
- int delta = 4096;
- char *buffer = xmalloc(delta);
- printf_filtered("%s\t: 0x%4x .. 0x%4x ",
- s->name, s->vma, s->vma + s->_raw_size);
- for (i = 0; i < s->_raw_size; i+= delta)
- {
- int sub_delta = delta;
- if (sub_delta > s->_raw_size - i)
- sub_delta = s->_raw_size - i ;
-
- bfd_get_section_contents(abfd, s, buffer, i, sub_delta);
- sim_write_inferior_memory(s->vma + i, buffer, sub_delta);
- printf_filtered("*");
- fflush(stdout);
- }
- printf_filtered( "\n");
- free(buffer);
+ if (s->flags & SEC_LOAD)
+ {
+ int i;
+ int delta = 4096;
+ char *buffer = xmalloc (delta);
+
+ printf_filtered ("%s\t: 0x%4x .. 0x%4x ",
+ s->name, s->vma, s->vma + s->_raw_size);
+ for (i = 0; i < s->_raw_size; i += delta)
+ {
+ int sub_delta = delta;
+
+ if (sub_delta > s->_raw_size - i)
+ sub_delta = s->_raw_size - i;
+
+ bfd_get_section_contents (abfd, s, buffer, i, sub_delta);
+ sim_write_inferior_memory (s->vma + i, buffer, sub_delta);
+ printf_filtered ("*");
+ fflush (stdout);
+ }
+ printf_filtered ("\n");
+ free (buffer);
+ }
+ s = s->next;
}
- s = s->next;
- }
- sim_set_pc(abfd->start_address);
+ sim_set_pc (abfd->start_address);
}
/* This is called not only when we first attach, but also when the
int entry_pt;
if (args && *args)
- error ("Can't pass arguments to remote sim process.");
+ error ("Can't pass arguments to remote sim process.");
if (execfile == 0 || exec_bfd == 0)
- error ("No exec file specified");
+ error ("No exec file specified");
entry_pt = (int) bfd_get_start_address (exec_bfd);
- sim_kill(NULL,NULL);
- sim_clear_breakpoints();
+ sim_kill (NULL, NULL);
+ sim_clear_breakpoints ();
init_wait_for_inferior ();
insert_breakpoints ();
- proceed(entry_pt, -1, 0);
+ proceed (entry_pt, -1, 0);
}
-
-
static void
sim_open (name, from_tty)
char *name;
int from_tty;
{
- if(name == 0)
- {
- name = "";
- }
+ if (name == 0)
+ {
+ name = "";
+ }
/* Clear any break points */
- sim_clear_breakpoints();
+ sim_clear_breakpoints ();
push_target (&sim_ops);
- target_fetch_registers(-1);
+ target_fetch_registers (-1);
- printf_filtered("Connected to the Z8000 Simulator.\n");
+ printf_filtered ("Connected to the Z8000 Simulator.\n");
}
/* Close out all files and local state before this target loses control. */
sim_close (quitting)
int quitting;
{
- sim_clear_breakpoints();
+ sim_clear_breakpoints ();
}
/* Terminate the open connection to the remote debugger.
Use this when you want to detach and do something else
with your gdb. */
static void
-sim_detach (args,from_tty)
+sim_detach (args, from_tty)
char *args;
int from_tty;
{
- sim_clear_breakpoints();
-
- pop_target(); /* calls sim_close to do the real work */
+ sim_clear_breakpoints ();
+
+ pop_target (); /* calls sim_close to do the real work */
if (from_tty)
- printf_filtered ("Ending remote %s debugging\n", target_shortname);
+ printf_filtered ("Ending remote %s debugging\n", target_shortname);
}
-
-/* Tell the remote machine to resume. */
+/* Tell the remote machine to resume. */
/* Wait until the remote machine stops, then return,
storing status in STATUS just as `wait' would. */
sim_wait (status)
WAITTYPE *status;
{
- *status = sim_stop_signal();
+ *status = sim_stop_signal ();
return 0;
}
-
/* Get ready to modify the registers array. On machines which store
individual registers, this doesn't need to do anything. On machines
which store all the registers in one fell swoop, this makes sure
/* Do nothing, since we can store individual regs */
}
-
static void
-fetch_register(regno)
-int regno;
+fetch_register (regno)
+ int regno;
{
- if (regno == -1)
- {
- for (regno = 0; regno < 16; regno++)
- fetch_register(regno);
- }
- else {
- char buf[MAX_REGISTER_RAW_SIZE];
- sim_fetch_register(regno, buf);
- supply_register(regno, buf);
- }
+ if (regno == -1)
+ {
+ for (regno = 0; regno < 16; regno++)
+ fetch_register (regno);
+ }
+ else
+ {
+ char buf[MAX_REGISTER_RAW_SIZE];
+
+ sim_fetch_register (regno, buf);
+ supply_register (regno, buf);
+ }
}
/* Write a word WORD into remote address ADDR.
}
int
-sim_xfer_inferior_memory(memaddr, myaddr, len, write, target)
+sim_xfer_inferior_memory (memaddr, myaddr, len, write, target)
CORE_ADDR memaddr;
char *myaddr;
int len;
int write;
- struct target_ops *target; /* ignored */
+ struct target_ops *target; /* ignored */
{
if (write)
- {
- sim_write(memaddr, myaddr, len);
-
- }
- else
- {
- sim_read(memaddr, myaddr, len);
- }
- return len;
+ {
+ sim_write (memaddr, myaddr, len);
+
+ }
+ else
+ {
+ sim_read (memaddr, myaddr, len);
+ }
+ return len;
}
void
sim_files_info ()
{
-char *file = "nothing";
-if (exec_bfd)
- file = bfd_get_filename(exec_bfd);
-
-if (exec_bfd)
-#ifdef __GO32__
- printf_filtered("\tAttached to DOS asynctsr and running program %s\n",file);
-#else
- printf_filtered("\tAttached to %s at %d baud and running program %s\n",file);
-#endif
- printf_filtered("\ton an H8/300 processor.\n");
+ char *file = "nothing";
+
+ if (exec_bfd)
+ file = bfd_get_filename (exec_bfd);
+
+ printf_filtered ("\tAttached to %s running on the z8k simulator\n", file);
}
/* This routine is run as a hook, just before the main command loop is
push_target (&sim_ops);
}
-
/* Clear the sims notion of what the break points are */
static void
-sim_mourn()
-{
- sim_clear_breakpoints();
+sim_mourn ()
+{
+ sim_clear_breakpoints ();
+ unpush_target (&sim_ops);
generic_mourn_inferior ();
}
-static void rem_resume(a,b)
-int a;
-int b;
+static void
+rem_resume (pid, a, b)
+ int pid;
+ int a;
+ int b;
{
- sim_resume(a,b);
+ sim_resume (a, b);
}
/* Define the target subroutine names */
-struct target_ops sim_ops =
+struct target_ops sim_ops =
{
"sim", "Remote SIM monitor",
"Use the Z8000 simulator",
- sim_open, sim_close,
- 0, sim_detach, rem_resume, sim_wait, /* attach */
+ sim_open, sim_close,
+ 0, sim_detach, rem_resume, sim_wait, /* attach */
fetch_register, store_register,
sim_prepare_to_store,
- sim_xfer_inferior_memory,
+ sim_xfer_inferior_memory,
sim_files_info,
- 0, 0, /* Breakpoints */
+ 0, 0, /* Breakpoints */
0, 0, 0, 0, 0, /* Terminal handling */
sim_kill, /* FIXME, kill */
- sim_load,
+ sim_load,
0, /* lookup_symbol */
- sim_create_inferior, /* create_inferior */
+ sim_create_inferior, /* create_inferior */
sim_mourn, /* mourn_inferior FIXME */
0, /* can_run */
0, /* notice_signals */
process_stratum, 0, /* next */
1, 1, 1, 1, 1, /* all mem, mem, stack, regs, exec */
- 0,0, /* Section pointers */
+ 0, 0, /* Section pointers */
OPS_MAGIC, /* Always the last thing */
};
-
-
-
-
-
/***********************************************************************/
void
_initialize_remote_sim ()
{
extern int sim_z8001_mode;
+
sim_z8001_mode = z8001_mode;
add_target (&sim_ops);
-}
-
+}