/* Remote debugging interface for M32R/SDI.
- Copyright (C) 2003, 2004, 2005, 2006, 2007 Free Software Foundation, Inc.
+ Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009
+ Free Software Foundation, Inc.
Contributed by Renesas Technology Co.
Written by Kei Sakamoto <sakamoto.kei@renesas.com>.
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
+ the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
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., 51 Franklin Street, Fifth Floor,
- Boston, MA 02110-1301, USA. */
+ along with this program. If not, see <http://www.gnu.org/licenses/>. */
#include "defs.h"
#include "gdbcmd.h"
#include "target.h"
#include "regcache.h"
#include "gdb_string.h"
+#include "gdbthread.h"
#include <ctype.h>
#include <signal.h>
#ifdef __MINGW32__
/* Forward data declarations */
extern struct target_ops m32r_ops;
+/* This is the ptid we use while we're connected to the remote. Its
+ value is arbitrary, as the target doesn't have a notion of
+ processes or threads, but we need something non-null to place in
+ inferior_ptid. */
+static ptid_t remote_m32r_ptid;
/* Commands */
#define SDI_OPEN 1
/* This is called not only when we first attach, but also when the
user types "run" after having attached. */
static void
-m32r_create_inferior (char *execfile, char *args, char **env, int from_tty)
+m32r_create_inferior (struct target_ops *ops, char *execfile,
+ char *args, char **env, int from_tty)
{
CORE_ADDR entry_pt;
}
inferior_ptid = null_ptid;
+ delete_thread_silent (remote_m32r_ptid);
return;
}
else
{
buf[0] = SDI_WRITE_MEMORY;
- if (gdbarch_byte_order (current_gdbarch) == BFD_ENDIAN_BIG)
+ if (gdbarch_byte_order (target_gdbarch) == BFD_ENDIAN_BIG)
store_long_parameter (buf + 1, pc_addr);
else
store_long_parameter (buf + 1, pc_addr - 1);
continue;
/* Set PBP. */
- if (gdbarch_byte_order (current_gdbarch) == BFD_ENDIAN_BIG)
+ if (gdbarch_byte_order (target_gdbarch) == BFD_ENDIAN_BIG)
send_three_arg_cmd (SDI_WRITE_MEMORY, 0xffff8000 + 4 * i, 4,
0x00000006);
else
store_long_parameter (buf + 5, 4);
if ((bp_addr & 2) == 0 && bp_addr != (pc_addr & 0xfffffffc))
{
- if (gdbarch_byte_order (current_gdbarch) == BFD_ENDIAN_BIG)
+ if (gdbarch_byte_order (target_gdbarch) == BFD_ENDIAN_BIG)
{
buf[9] = dbt_bp_entry[0];
buf[10] = dbt_bp_entry[1];
}
else
{
- if (gdbarch_byte_order (current_gdbarch) == BFD_ENDIAN_BIG)
+ if (gdbarch_byte_order (target_gdbarch) == BFD_ENDIAN_BIG)
{
if ((bp_addr & 2) == 0)
{
continue;
/* DBC register */
- if (gdbarch_byte_order (current_gdbarch) == BFD_ENDIAN_BIG)
+ if (gdbarch_byte_order (target_gdbarch) == BFD_ENDIAN_BIG)
{
switch (ab_type[i])
{
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_ptid = pid_to_ptid (32);
+ inferior_ptid = remote_m32r_ptid;
+ add_thread_silent (remote_m32r_ptid);
return;
}
if (last_pc_addr != 0xffffffff)
{
buf[0] = SDI_WRITE_MEMORY;
- if (gdbarch_byte_order (current_gdbarch) == BFD_ENDIAN_BIG)
+ if (gdbarch_byte_order (target_gdbarch) == BFD_ENDIAN_BIG)
store_long_parameter (buf + 1, last_pc_addr);
else
store_long_parameter (buf + 1, last_pc_addr - 1);
address, we have to take care of it later. */
if ((pc_addr & 0x2) != 0)
{
- if (gdbarch_byte_order (current_gdbarch) == BFD_ENDIAN_BIG)
+ if (gdbarch_byte_order (target_gdbarch) == BFD_ENDIAN_BIG)
{
if ((bp_data[i][2] & 0x80) != 0)
{
c = serial_readchar (sdi_desc, SDI_TIMEOUT);
if (c != '-' && recv_data (buf, 4) != -1)
{
- if (gdbarch_byte_order (current_gdbarch) == BFD_ENDIAN_BIG)
+ if (gdbarch_byte_order (target_gdbarch) == BFD_ENDIAN_BIG)
{
if ((buf[3] & 0x1) == 0x1)
hit_watchpoint_addr = ab_address[i];
Use this when you want to detach and do something else
with your gdb. */
static void
-m32r_detach (char *args, int from_tty)
+m32r_detach (struct target_ops *ops, char *args, int from_tty)
{
if (remote_debug)
fprintf_unfiltered (gdb_stdlog, "m32r_detach(%d)\n", from_tty);
{
int regno;
- for (regno = 0; regno < gdbarch_num_regs (current_gdbarch); regno++)
+ for (regno = 0;
+ regno < gdbarch_num_regs (get_regcache_arch (regcache));
+ regno++)
m32r_fetch_register (regcache, regno);
}
{
int regno;
- for (regno = 0; regno < gdbarch_num_regs (current_gdbarch); regno++)
+ for (regno = 0;
+ regno < gdbarch_num_regs (get_regcache_arch (regcache));
+ regno++)
m32r_store_register (regcache, regno);
registers_changed ();
if (remote_debug)
{
if (write)
- fprintf_unfiltered (gdb_stdlog, "m32r_xfer_memory(%08lx,%d,write)\n",
- memaddr, len);
+ fprintf_unfiltered (gdb_stdlog, "m32r_xfer_memory(%s,%d,write)\n",
+ paddr (memaddr), len);
else
- fprintf_unfiltered (gdb_stdlog, "m32r_xfer_memory(%08lx,%d,read)\n",
- memaddr, len);
+ fprintf_unfiltered (gdb_stdlog, "m32r_xfer_memory(%s,%d,read)\n",
+ paddr (memaddr), len);
}
if (write)
fprintf_unfiltered (gdb_stdlog, "m32r_kill()\n");
inferior_ptid = null_ptid;
+ delete_thread_silent (remote_m32r_ptid);
return;
}
instructions. */
static void
-m32r_mourn_inferior (void)
+m32r_mourn_inferior (struct target_ops *ops)
{
if (remote_debug)
fprintf_unfiltered (gdb_stdlog, "m32r_mourn_inferior()\n");
int i, c;
if (remote_debug)
- fprintf_unfiltered (gdb_stdlog, "m32r_insert_breakpoint(%08lx,...)\n",
- addr);
+ fprintf_unfiltered (gdb_stdlog, "m32r_insert_breakpoint(%s,...)\n",
+ paddr (addr));
if (use_ib_breakpoints)
ib_breakpoints = max_ib_breakpoints;
int i;
if (remote_debug)
- fprintf_unfiltered (gdb_stdlog, "m32r_remove_breakpoint(%08lx)\n",
- addr);
+ fprintf_unfiltered (gdb_stdlog, "m32r_remove_breakpoint(%s)\n",
+ paddr (addr));
for (i = 0; i < MAX_BREAKPOINTS; i++)
{
if (!quiet)
printf_filtered ("[Loading section %s at 0x%lx (%d bytes)]\n",
bfd_get_section_name (pbfd, section),
- section_address, (int) section_size);
+ (unsigned long) section_address,
+ (int) section_size);
fptr = 0;
write_pc (bfd_get_start_address (exec_bfd));
inferior_ptid = null_ptid; /* No process now */
+ delete_thread_silent (remote_m32r_ptid);
/* This is necessary because many things were based on the PC at the time
that we attached to the monitor, which is no longer valid now that we
entry = bfd_get_start_address (pbfd);
if (!quiet)
- printf_unfiltered ("[Starting %s at 0x%lx]\n", filename, entry);
+ printf_unfiltered ("[Starting %s at 0x%lx]\n", filename,
+ (unsigned long) entry);
}
print_transfer_performance (gdb_stdout, data_count, 0, &start_time,
}
static void
-m32r_stop (void)
+m32r_stop (ptid_t ptid)
{
if (remote_debug)
fprintf_unfiltered (gdb_stdlog, "m32r_stop()\n");
int i;
if (remote_debug)
- fprintf_unfiltered (gdb_stdlog, "m32r_insert_watchpoint(%08lx,%d,%d)\n",
- addr, len, type);
+ fprintf_unfiltered (gdb_stdlog, "m32r_insert_watchpoint(%s,%d,%d)\n",
+ paddr (addr), len, type);
for (i = 0; i < MAX_ACCESS_BREAKS; i++)
{
int i;
if (remote_debug)
- fprintf_unfiltered (gdb_stdlog, "m32r_remove_watchpoint(%08lx,%d,%d)\n",
- addr, len, type);
+ fprintf_unfiltered (gdb_stdlog, "m32r_remove_watchpoint(%s,%d,%d)\n",
+ paddr (addr), len, type);
for (i = 0; i < MAX_ACCESS_BREAKS; i++)
{
return m32r_stopped_data_address (¤t_target, &addr);
}
+/* Check to see if a thread is still alive. */
+
+static int
+m32r_thread_alive (ptid_t ptid)
+{
+ if (ptid_equal (ptid, remote_m32r_ptid))
+ /* The main task is always alive. */
+ return 1;
+
+ return 0;
+}
+
+/* Convert a thread ID to a string. Returns the string in a static
+ buffer. */
+
+static char *
+m32r_pid_to_str (ptid_t ptid)
+{
+ static char buf[64];
+
+ if (ptid_equal (remote_m32r_ptid, ptid))
+ {
+ xsnprintf (buf, sizeof buf, "Thread <main>");
+ return buf;
+ }
+
+ return normal_pid_to_str (ptid);
+}
static void
sdireset_command (char *args, int from_tty)
send_cmd (SDI_OPEN);
inferior_ptid = null_ptid;
+ delete_thread_silent (remote_m32r_ptid);
}
m32r_ops.to_create_inferior = m32r_create_inferior;
m32r_ops.to_mourn_inferior = m32r_mourn_inferior;
m32r_ops.to_stop = m32r_stop;
+ m32r_ops.to_log_command = serial_log_command;
+ m32r_ops.to_thread_alive = m32r_thread_alive;
+ m32r_ops.to_pid_to_str = m32r_pid_to_str;
m32r_ops.to_stratum = process_stratum;
m32r_ops.to_has_all_memory = 1;
m32r_ops.to_has_memory = 1;
_("Set breakpoints by IB break."));
add_com ("use_dbt_break", class_obscure, use_dbt_breakpoints_command,
_("Set breakpoints by dbt."));
+
+ /* Yes, 42000 is arbitrary. The only sense out of it, is that it
+ isn't 0. */
+ remote_m32r_ptid = ptid_build (42000, 0, 42000);
}
projects / deliverable / binutils-gdb.git / blobdiff