1 /***************************************************************************
2 * Copyright (C) 2011 by Mathias Kuester *
3 * Mathias Kuester <kesmtp@freenet.de> *
5 * Copyright (C) 2012 by Spencer Oliver *
6 * spen@spen-soft.co.uk *
8 * This program is free software; you can redistribute it and/or modify *
9 * it under the terms of the GNU General Public License as published by *
10 * the Free Software Foundation; either version 2 of the License, or *
11 * (at your option) any later version. *
13 * This program is distributed in the hope that it will be useful, *
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of *
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
16 * GNU General Public License for more details. *
18 * You should have received a copy of the GNU General Public License *
19 * along with this program; if not, write to the *
20 * Free Software Foundation, Inc., *
21 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. *
22 ***************************************************************************/
28 /* project specific includes */
29 #include <jtag/interface.h>
30 #include <transport/transport.h>
31 #include <helper/time_support.h>
33 #include <jtag/hla/hla_tcl.h>
34 #include <jtag/hla/hla_layout.h>
35 #include <jtag/hla/hla_transport.h>
36 #include <jtag/hla/hla_interface.h>
38 #include <target/target.h>
40 static struct hl_interface_s hl_if
= { {0, 0, 0, 0, 0, HL_TRANSPORT_UNKNOWN
, false, NULL
, 0}, 0, 0 };
42 int hl_interface_open(enum hl_transports tr
)
44 LOG_DEBUG("hl_interface_open");
46 enum reset_types jtag_reset_config
= jtag_get_reset_config();
48 if (jtag_reset_config
& RESET_CNCT_UNDER_SRST
) {
49 if (jtag_reset_config
& RESET_SRST_NO_GATING
)
50 hl_if
.param
.connect_under_reset
= true;
52 LOG_WARNING("\'srst_nogate\' reset_config option is required");
55 /* set transport mode */
56 hl_if
.param
.transport
= tr
;
58 int result
= hl_if
.layout
->open(&hl_if
);
59 if (result
!= ERROR_OK
)
62 return hl_interface_init_reset();
65 int hl_interface_init_target(struct target
*t
)
69 LOG_DEBUG("hl_interface_init_target");
71 /* this is the interface for the current target and we
72 * can setup the private pointer in the tap structure
73 * if the interface match the tap idcode
75 res
= hl_if
.layout
->api
->idcode(hl_if
.handle
, &t
->tap
->idcode
);
80 unsigned ii
, limit
= t
->tap
->expected_ids_cnt
;
83 for (ii
= 0; ii
< limit
; ii
++) {
84 uint32_t expected
= t
->tap
->expected_ids
[ii
];
86 /* treat "-expected-id 0" as a "don't-warn" wildcard */
87 if (!expected
|| !t
->tap
->idcode
||
88 (t
->tap
->idcode
== expected
)) {
95 LOG_ERROR("hl_interface_init_target: target not found: idcode: 0x%08x",
100 t
->tap
->priv
= &hl_if
;
101 t
->tap
->hasidcode
= 1;
106 static int hl_interface_init(void)
108 LOG_DEBUG("hl_interface_init");
110 /* here we can initialize the layout */
111 return hl_layout_init(&hl_if
);
114 static int hl_interface_quit(void)
116 LOG_DEBUG("hl_interface_quit");
118 if (hl_if
.param
.trace_f
) {
119 fclose(hl_if
.param
.trace_f
);
120 hl_if
.param
.trace_f
= NULL
;
122 hl_if
.param
.trace_source_hz
= 0;
127 static int hl_interface_execute_queue(void)
129 LOG_DEBUG("hl_interface_execute_queue: ignored");
134 int hl_interface_init_reset(void)
136 /* incase the adapter has not already handled asserting srst
137 * we will attempt it again */
138 if (hl_if
.param
.connect_under_reset
) {
139 jtag_add_reset(0, 1);
140 hl_if
.layout
->api
->assert_srst(hl_if
.handle
, 0);
142 jtag_add_reset(0, 0);
148 COMMAND_HANDLER(hl_interface_handle_device_desc_command
)
150 LOG_DEBUG("hl_interface_handle_device_desc_command");
153 hl_if
.param
.device_desc
= strdup(CMD_ARGV
[0]);
155 LOG_ERROR("expected exactly one argument to hl_device_desc <description>");
161 COMMAND_HANDLER(hl_interface_handle_serial_command
)
163 LOG_DEBUG("hl_interface_handle_serial_command");
166 hl_if
.param
.serial
= strdup(CMD_ARGV
[0]);
168 LOG_ERROR("expected exactly one argument to hl_serial <serial-number>");
174 COMMAND_HANDLER(hl_interface_handle_layout_command
)
176 LOG_DEBUG("hl_interface_handle_layout_command");
179 LOG_ERROR("Need exactly one argument to stlink_layout");
180 return ERROR_COMMAND_SYNTAX_ERROR
;
184 LOG_ERROR("already specified hl_layout %s",
186 return (strcmp(hl_if
.layout
->name
, CMD_ARGV
[0]) != 0)
187 ? ERROR_FAIL
: ERROR_OK
;
190 for (const struct hl_layout
*l
= hl_layout_get_list(); l
->name
;
192 if (strcmp(l
->name
, CMD_ARGV
[0]) == 0) {
198 LOG_ERROR("No adapter layout '%s' found", CMD_ARGV
[0]);
202 COMMAND_HANDLER(hl_interface_handle_vid_pid_command
)
204 LOG_DEBUG("hl_interface_handle_vid_pid_command");
207 LOG_WARNING("ignoring extra IDs in hl_vid_pid (maximum is 1 pair)");
208 return ERROR_COMMAND_SYNTAX_ERROR
;
211 COMMAND_PARSE_NUMBER(u16
, CMD_ARGV
[0], hl_if
.param
.vid
);
212 COMMAND_PARSE_NUMBER(u16
, CMD_ARGV
[1], hl_if
.param
.pid
);
217 COMMAND_HANDLER(stlink_interface_handle_api_command
)
220 return ERROR_COMMAND_SYNTAX_ERROR
;
223 COMMAND_PARSE_NUMBER(uint
, CMD_ARGV
[0], new_api
);
224 if ((new_api
== 0) || (new_api
> 2))
225 return ERROR_COMMAND_SYNTAX_ERROR
;
227 hl_if
.param
.api
= new_api
;
232 COMMAND_HANDLER(interface_handle_trace_command
)
237 if ((CMD_ARGC
< 1) || (CMD_ARGC
> 2))
238 return ERROR_COMMAND_SYNTAX_ERROR
;
240 COMMAND_PARSE_NUMBER(uint
, CMD_ARGV
[0], source_hz
);
241 if (source_hz
== 0) {
242 return ERROR_COMMAND_SYNTAX_ERROR
;
246 f
= fopen(CMD_ARGV
[1], "a");
248 return ERROR_COMMAND_SYNTAX_ERROR
;
251 hl_if
.param
.trace_f
= f
;
252 hl_if
.param
.trace_source_hz
= source_hz
;
257 static const struct command_registration hl_interface_command_handlers
[] = {
259 .name
= "hla_device_desc",
260 .handler
= &hl_interface_handle_device_desc_command
,
261 .mode
= COMMAND_CONFIG
,
262 .help
= "set the a device description of the adapter",
263 .usage
= "description_string",
266 .name
= "hla_serial",
267 .handler
= &hl_interface_handle_serial_command
,
268 .mode
= COMMAND_CONFIG
,
269 .help
= "set the serial number of the adapter",
270 .usage
= "serial_string",
273 .name
= "hla_layout",
274 .handler
= &hl_interface_handle_layout_command
,
275 .mode
= COMMAND_CONFIG
,
276 .help
= "set the layout of the adapter",
277 .usage
= "layout_name",
280 .name
= "hla_vid_pid",
281 .handler
= &hl_interface_handle_vid_pid_command
,
282 .mode
= COMMAND_CONFIG
,
283 .help
= "the vendor and product ID of the adapter",
284 .usage
= "(vid pid)* ",
287 .name
= "stlink_api",
288 .handler
= &stlink_interface_handle_api_command
,
289 .mode
= COMMAND_CONFIG
,
290 .help
= "set the desired stlink api level",
291 .usage
= "api version 1 or 2",
295 .handler
= &interface_handle_trace_command
,
296 .mode
= COMMAND_CONFIG
,
297 .help
= "configure trace reception",
298 .usage
= "source_lock_hz [destination_path]",
300 COMMAND_REGISTRATION_DONE
303 struct jtag_interface hl_interface
= {
306 .commands
= hl_interface_command_handlers
,
307 .transports
= hl_transports
,
308 .init
= hl_interface_init
,
309 .quit
= hl_interface_quit
,
310 .execute_queue
= hl_interface_execute_queue
,