1 /***************************************************************************
2 * Copyright (C) 2011 by Mathias Kuester *
3 * Mathias Kuester <kesmtp@freenet.de> *
5 * This program is free software; you can redistribute it and/or modify *
6 * it under the terms of the GNU General Public License as published by *
7 * the Free Software Foundation; either version 2 of the License, or *
8 * (at your option) any later version. *
10 * This program is distributed in the hope that it will be useful, *
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of *
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
13 * GNU General Public License for more details. *
15 * You should have received a copy of the GNU General Public License *
16 * along with this program; if not, write to the *
17 * Free Software Foundation, Inc., *
18 * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
19 ***************************************************************************/
25 /* project specific includes */
26 #include <jtag/interface.h>
28 #include <transport/transport.h>
29 #include <helper/time_support.h>
30 #include <target/target.h>
31 #include <jtag/stlink/stlink_tcl.h>
32 #include <jtag/stlink/stlink_transport.h>
33 #include <jtag/stlink/stlink_interface.h>
35 COMMAND_HANDLER(stlink_transport_jtag_command
)
37 LOG_DEBUG("stlink_transport_jtag_command");
42 COMMAND_HANDLER(stlink_transport_reset_command
)
44 return stlink_interface_init_reset();
47 static const struct command_registration
48 stlink_transport_stlink_subcommand_handlers
[] = {
51 .mode
= COMMAND_CONFIG
,
52 .jim_handler
= jim_stlink_newtap
,
53 .help
= "Create a new TAP instance named basename.tap_type, "
54 "and appends it to the scan chain.",
55 .usage
= "basename tap_type '-irlen' count "
56 "['-expected_id' number] ",
59 COMMAND_REGISTRATION_DONE
62 static const struct command_registration
63 stlink_transport_jtag_subcommand_handlers
[] = {
67 .handler
= stlink_transport_jtag_command
,
73 .handler
= stlink_transport_jtag_command
,
77 .name
= "arp_init-reset",
79 .handler
= stlink_transport_reset_command
,
83 .name
= "tapisenabled",
85 .jim_handler
= jim_jtag_tap_enabler
,
90 .jim_handler
= jim_jtag_tap_enabler
,
95 .handler
= stlink_transport_jtag_command
,
100 .mode
= COMMAND_EXEC
,
101 .handler
= stlink_transport_jtag_command
,
106 .mode
= COMMAND_EXEC
,
107 .jim_handler
= jim_jtag_configure
,
112 .handler
= stlink_transport_jtag_command
,
116 COMMAND_REGISTRATION_DONE
119 static const struct command_registration stlink_transport_command_handlers
[] = {
124 .help
= "perform stlink actions",
126 .chain
= stlink_transport_stlink_subcommand_handlers
,
132 .chain
= stlink_transport_jtag_subcommand_handlers
,
134 COMMAND_REGISTRATION_DONE
137 static int stlink_transport_register_commands(struct command_context
*cmd_ctx
)
139 return register_commands(cmd_ctx
, NULL
,
140 stlink_transport_command_handlers
);
143 static int stlink_transport_init(struct command_context
*cmd_ctx
)
145 LOG_DEBUG("stlink_transport_init");
146 struct target
*t
= get_current_target(cmd_ctx
);
147 struct transport
*transport
;
148 enum stlink_transports tr
;
151 LOG_ERROR("no current target");
155 transport
= get_current_transport();
158 LOG_ERROR("no transport selected");
162 LOG_DEBUG("current transport %s", transport
->name
);
164 /* get selected transport as enum */
165 tr
= STLINK_TRANSPORT_UNKNOWN
;
167 if (strcmp(transport
->name
, "stlink_swd") == 0)
168 tr
= STLINK_TRANSPORT_SWD
;
169 else if (strcmp(transport
->name
, "stlink_jtag") == 0)
170 tr
= STLINK_TRANSPORT_JTAG
;
171 else if (strcmp(transport
->name
, "stlink_swim") == 0)
172 tr
= STLINK_TRANSPORT_SWIM
;
174 int retval
= stlink_interface_open(tr
);
176 if (retval
!= ERROR_OK
)
179 return stlink_interface_init_target(t
);
182 static int stlink_transport_select(struct command_context
*ctx
)
184 LOG_DEBUG("stlink_transport_select");
188 /* NOTE: interface init must already have been done.
189 * That works with only C code ... no Tcl glue required.
192 retval
= stlink_transport_register_commands(ctx
);
194 if (retval
!= ERROR_OK
)
200 static struct transport stlink_swd_transport
= {
201 .name
= "stlink_swd",
202 .select
= stlink_transport_select
,
203 .init
= stlink_transport_init
,
206 static struct transport stlink_jtag_transport
= {
207 .name
= "stlink_jtag",
208 .select
= stlink_transport_select
,
209 .init
= stlink_transport_init
,
212 static struct transport stlink_swim_transport
= {
213 .name
= "stlink_swim",
214 .select
= stlink_transport_select
,
215 .init
= stlink_transport_init
,
218 const char *stlink_transports
[] = { "stlink_swd", "stlink_jtag", "stlink_swim", NULL
};
220 static void stlink_constructor(void) __attribute__ ((constructor
));
221 static void stlink_constructor(void)
223 transport_register(&stlink_swd_transport
);
224 transport_register(&stlink_jtag_transport
);
225 transport_register(&stlink_swim_transport
);
228 bool transport_is_stlink(void)
230 return get_current_transport() == &stlink_swd_transport
;
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