/* Remote debugging interface for boot monitors, for GDB.
- Copyright 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998,
- 1999, 2000, 2001, 2002 Free Software Foundation, Inc.
+ Copyright (C) 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999,
+ 2000, 2001, 2002, 2006, 2007 Free Software Foundation, Inc.
Contributed by Cygnus Support. Written by Rob Savoye for Cygnus.
Resurrected from the ashes by Stu Grossman.
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. */
+ Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ Boston, MA 02110-1301, USA. */
/* This file was derived from various remote-* modules. It is a collection
of generic support functions so GDB can talk directly to a ROM based
static char *dev_name;
static struct target_ops *targ_ops;
-static void monitor_vsprintf (char *sndbuf, char *pattern, va_list args);
-
-static int readchar (int timeout);
-
-static void monitor_fetch_register (int regno);
-static void monitor_store_register (int regno);
-
-static void monitor_printable_string (char *newstr, char *oldstr, int len);
-static void monitor_error (char *function, char *message, CORE_ADDR memaddr, int len, char *string, int final_char);
-static void monitor_detach (char *args, int from_tty);
-static void monitor_resume (ptid_t ptid, int step, enum target_signal sig);
-static void monitor_interrupt (int signo);
-static void monitor_interrupt_twice (int signo);
static void monitor_interrupt_query (void);
-static void monitor_wait_cleanup (void *old_timeout);
-
-static ptid_t monitor_wait (ptid_t ptid, struct target_waitstatus *status);
-static void monitor_fetch_registers (int regno);
-static void monitor_store_registers (int regno);
-static void monitor_prepare_to_store (void);
-static int monitor_xfer_memory (CORE_ADDR memaddr, char *myaddr, int len,
- int write,
- struct mem_attrib *attrib,
- struct target_ops *target);
-static void monitor_files_info (struct target_ops *ops);
-static int monitor_insert_breakpoint (CORE_ADDR addr, char *shadow);
-static int monitor_remove_breakpoint (CORE_ADDR addr, char *shadow);
-static void monitor_kill (void);
-static void monitor_load (char *file, int from_tty);
-static void monitor_mourn_inferior (void);
+static void monitor_interrupt_twice (int);
static void monitor_stop (void);
-
-static int monitor_read_memory (CORE_ADDR addr, char *myaddr, int len);
-static int monitor_write_memory (CORE_ADDR addr, char *myaddr, int len);
-static int monitor_write_memory_bytes (CORE_ADDR addr, char *myaddr, int len);
-static int monitor_write_memory_block (CORE_ADDR memaddr,
- char *myaddr, int len);
-static int monitor_expect_regexp (struct re_pattern_buffer *pat,
- char *buf, int buflen);
static void monitor_dump_regs (void);
+
#if 0
static int from_hex (int a);
-static unsigned long get_hex_word (void);
#endif
-static void parse_register_dump (char *, int);
static struct monitor_ops *current_monitor;
monitor_printf (current_monitor->line_term);
- start_remote ();
+ start_remote (from_tty);
}
/* Close out all files and local state before this target loses
unused. */
static int
-monitor_xfer_memory (CORE_ADDR memaddr, char *myaddr, int len, int write,
+monitor_xfer_memory (CORE_ADDR memaddr, gdb_byte *myaddr, int len, int write,
struct mem_attrib *attrib, struct target_ops *target)
{
int res;
return; /* ignore attempts to kill target system */
}
-/* All we actually do is set the PC to the start address of exec_bfd, and start
- the program at that point. */
+/* All we actually do is set the PC to the start address of exec_bfd. */
static void
monitor_create_inferior (char *exec_file, char *args, char **env,
first_time = 1;
clear_proceed_status ();
- proceed (bfd_get_start_address (exec_bfd), TARGET_SIGNAL_0, 0);
+ write_pc (bfd_get_start_address (exec_bfd));
}
/* Clean up when a program exits.
/* Tell the monitor to add a breakpoint. */
static int
-monitor_insert_breakpoint (CORE_ADDR addr, char *shadow)
+monitor_insert_breakpoint (struct bp_target_info *bp_tgt)
{
+ CORE_ADDR addr = bp_tgt->placed_address;
int i;
const unsigned char *bp;
int bplen;
/* Determine appropriate breakpoint size for this address. */
bp = gdbarch_breakpoint_from_pc (current_gdbarch, &addr, &bplen);
+ bp_tgt->placed_address = addr;
+ bp_tgt->placed_size = bplen;
for (i = 0; i < current_monitor->num_breakpoints; i++)
{
if (breakaddr[i] == 0)
{
breakaddr[i] = addr;
- monitor_read_memory (addr, shadow, bplen);
monitor_printf (current_monitor->set_break, addr);
monitor_expect_prompt (NULL, 0);
return 0;
/* Tell the monitor to remove a breakpoint. */
static int
-monitor_remove_breakpoint (CORE_ADDR addr, char *shadow)
+monitor_remove_breakpoint (struct bp_target_info *bp_tgt)
{
+ CORE_ADDR addr = bp_tgt->placed_address;
int i;
monitor_debug ("MON rmbkpt %s\n", paddr (addr));
if (current_monitor->clr_break == NULL)
error (_("No clr_break defined for this monitor"));
- if (current_monitor->flags & MO_ADDR_BITS_REMOVE)
- addr = ADDR_BITS_REMOVE (addr);
-
for (i = 0; i < current_monitor->num_breakpoints; i++)
{
if (breakaddr[i] == addr)