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%08" PRIx32
,
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 static int dummy_khz(int khz
, int *jtag_speed
)
154 static int dummy_speed_div(int speed
, int *khz
)
160 static int dummy_speed(int speed
)
165 int hl_interface_override_target(const char **targetname
)
167 if (hl_if
.layout
->api
->override_target
) {
168 if (hl_if
.layout
->api
->override_target(*targetname
)) {
169 *targetname
= "hla_target";
177 COMMAND_HANDLER(hl_interface_handle_device_desc_command
)
179 LOG_DEBUG("hl_interface_handle_device_desc_command");
182 hl_if
.param
.device_desc
= strdup(CMD_ARGV
[0]);
184 LOG_ERROR("expected exactly one argument to hl_device_desc <description>");
190 COMMAND_HANDLER(hl_interface_handle_serial_command
)
192 LOG_DEBUG("hl_interface_handle_serial_command");
195 hl_if
.param
.serial
= strdup(CMD_ARGV
[0]);
197 LOG_ERROR("expected exactly one argument to hl_serial <serial-number>");
203 COMMAND_HANDLER(hl_interface_handle_layout_command
)
205 LOG_DEBUG("hl_interface_handle_layout_command");
208 LOG_ERROR("Need exactly one argument to stlink_layout");
209 return ERROR_COMMAND_SYNTAX_ERROR
;
213 LOG_ERROR("already specified hl_layout %s",
215 return (strcmp(hl_if
.layout
->name
, CMD_ARGV
[0]) != 0)
216 ? ERROR_FAIL
: ERROR_OK
;
219 for (const struct hl_layout
*l
= hl_layout_get_list(); l
->name
;
221 if (strcmp(l
->name
, CMD_ARGV
[0]) == 0) {
227 LOG_ERROR("No adapter layout '%s' found", CMD_ARGV
[0]);
231 COMMAND_HANDLER(hl_interface_handle_vid_pid_command
)
233 LOG_DEBUG("hl_interface_handle_vid_pid_command");
236 LOG_WARNING("ignoring extra IDs in hl_vid_pid (maximum is 1 pair)");
237 return ERROR_COMMAND_SYNTAX_ERROR
;
240 COMMAND_PARSE_NUMBER(u16
, CMD_ARGV
[0], hl_if
.param
.vid
);
241 COMMAND_PARSE_NUMBER(u16
, CMD_ARGV
[1], hl_if
.param
.pid
);
246 COMMAND_HANDLER(interface_handle_trace_command
)
251 if ((CMD_ARGC
< 1) || (CMD_ARGC
> 2))
252 return ERROR_COMMAND_SYNTAX_ERROR
;
254 COMMAND_PARSE_NUMBER(uint
, CMD_ARGV
[0], source_hz
);
255 if (source_hz
== 0) {
256 return ERROR_COMMAND_SYNTAX_ERROR
;
260 f
= fopen(CMD_ARGV
[1], "a");
262 return ERROR_COMMAND_SYNTAX_ERROR
;
265 hl_if
.param
.trace_f
= f
;
266 hl_if
.param
.trace_source_hz
= source_hz
;
271 COMMAND_HANDLER(interface_handle_hla_command
)
274 return ERROR_COMMAND_SYNTAX_ERROR
;
276 if (!hl_if
.layout
->api
->custom_command
) {
277 LOG_ERROR("The selected adapter doesn't support custom commands");
281 hl_if
.layout
->api
->custom_command(hl_if
.handle
, CMD_ARGV
[0]);
286 static const struct command_registration hl_interface_command_handlers
[] = {
288 .name
= "hla_device_desc",
289 .handler
= &hl_interface_handle_device_desc_command
,
290 .mode
= COMMAND_CONFIG
,
291 .help
= "set the a device description of the adapter",
292 .usage
= "description_string",
295 .name
= "hla_serial",
296 .handler
= &hl_interface_handle_serial_command
,
297 .mode
= COMMAND_CONFIG
,
298 .help
= "set the serial number of the adapter",
299 .usage
= "serial_string",
302 .name
= "hla_layout",
303 .handler
= &hl_interface_handle_layout_command
,
304 .mode
= COMMAND_CONFIG
,
305 .help
= "set the layout of the adapter",
306 .usage
= "layout_name",
309 .name
= "hla_vid_pid",
310 .handler
= &hl_interface_handle_vid_pid_command
,
311 .mode
= COMMAND_CONFIG
,
312 .help
= "the vendor and product ID of the adapter",
313 .usage
= "(vid pid)* ",
317 .handler
= &interface_handle_trace_command
,
318 .mode
= COMMAND_CONFIG
,
319 .help
= "configure trace reception",
320 .usage
= "source_lock_hz [destination_path]",
323 .name
= "hla_command",
324 .handler
= &interface_handle_hla_command
,
325 .mode
= COMMAND_EXEC
,
326 .help
= "execute a custom adapter-specific command",
327 .usage
= "hla_command <command>",
329 COMMAND_REGISTRATION_DONE
332 struct jtag_interface hl_interface
= {
335 .commands
= hl_interface_command_handlers
,
336 .transports
= hl_transports
,
337 .init
= hl_interface_init
,
338 .quit
= hl_interface_quit
,
339 .execute_queue
= hl_interface_execute_queue
,
340 .speed
= &dummy_speed
,
342 .speed_div
= &dummy_speed_div
,
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