scripts/west_commands/runners: openocd: Add no-halt debug option

Some targets require no 'halt' to be issued i the gdb server command.
Add a --no-halt option to make it possible.
Keep use of halt as the default case.

Signed-off-by: Erwan Gouriou <[email protected]>

Author: erwango

scripts/west_commands/runners/openocd.py

@@ -25,6 +25,7 @@ class OpenOcdBinaryRunner(ZephyrBinaryRunner):
     def __init__(self, cfg, pre_init=None, pre_load=None,
                  load_cmd=None, verify_cmd=None, post_verify=None,
                  tui=None, config=None, serial=None, use_elf=None,
+                 no_halt=False,
                  tcl_port=DEFAULT_OPENOCD_TCL_PORT,
                  telnet_port=DEFAULT_OPENOCD_TELNET_PORT,
                  gdb_port=DEFAULT_OPENOCD_GDB_PORT):
@@ -58,6 +59,7 @@ def __init__(self, cfg, pre_init=None, pre_load=None,
         self.gdb_port = gdb_port
         self.gdb_cmd = [cfg.gdb] if cfg.gdb else None
         self.tui_arg = ['-tui'] if tui else []
+        self.halt_arg = [] if no_halt else ['-c halt']
         self.serial = ['-c set _ZEPHYR_BOARD_SERIAL ' + serial] if serial else []
         self.use_elf = use_elf
 
@@ -100,6 +102,8 @@ def do_add_parser(cls, parser):
                             help='openocd telnet port, defaults to 4444')
         parser.add_argument('--gdb-port', default=DEFAULT_OPENOCD_GDB_PORT,
                             help='openocd gdb port, defaults to 3333')
+        parser.add_argument('--no-halt', action='store_true',
+                            help='if given, no halt issued in gdb server cmd')
 
     @classmethod
     def do_create(cls, cfg, args):
@@ -108,7 +112,8 @@ def do_create(cls, cfg, args):
             pre_init=args.cmd_pre_init,
             pre_load=args.cmd_pre_load, load_cmd=args.cmd_load,
             verify_cmd=args.cmd_verify, post_verify=args.cmd_post_verify,
-            tui=args.tui, config=args.config, serial=args.serial, use_elf=args.use_elf,
+            tui=args.tui, config=args.config, serial=args.serial,
+            use_elf=args.use_elf, no_halt=args.no_halt,
             tcl_port=args.tcl_port, telnet_port=args.telnet_port,
             gdb_port=args.gdb_port)
 
@@ -212,9 +217,8 @@ def do_attach_debug(self, command, **kwargs):
                       ['-c', 'tcl_port {}'.format(self.tcl_port),
                        '-c', 'telnet_port {}'.format(self.telnet_port),
                        '-c', 'gdb_port {}'.format(self.gdb_port)] +
-                      pre_init_cmd + ['-c', 'init',
-                                       '-c', 'targets',
-                                       '-c', 'halt'])
+                      pre_init_cmd + ['-c', 'init', '-c', 'targets'] +
+                      self.halt_arg)
         gdb_cmd = (self.gdb_cmd + self.tui_arg +
                    ['-ex', 'target remote :{}'.format(self.gdb_port),
                     self.elf_name])