1 // SPDX-License-Identifier: GPL-2.0-or-later
3 /***************************************************************************
4 * Copyright (C) 2011 by Mathias Kuester *
5 * Mathias Kuester <kesmtp@freenet.de> *
7 * Copyright (C) 2012 by Spencer Oliver *
8 * spen@spen-soft.co.uk *
9 ***************************************************************************/
15 /* project specific includes */
16 #include <jtag/interface.h>
18 #include <transport/transport.h>
19 #include <helper/time_support.h>
20 #include <target/target.h>
21 #include <jtag/hla/hla_tcl.h>
22 #include <jtag/hla/hla_transport.h>
23 #include <jtag/hla/hla_interface.h>
25 COMMAND_HANDLER(hl_transport_jtag_command)
27 LOG_DEBUG("hl_transport_jtag_command");
32 COMMAND_HANDLER(hl_transport_reset_command)
34 return hl_interface_init_reset();
37 static const struct command_registration hl_swd_transport_subcommand_handlers[] = {
40 .mode = COMMAND_CONFIG,
41 .jim_handler = jim_hl_newtap,
42 .help = "declare a new SWD DAP",
44 COMMAND_REGISTRATION_DONE
47 static const struct command_registration hl_swd_transport_command_handlers[] = {
51 .help = "SWD command group",
53 .chain = hl_swd_transport_subcommand_handlers,
55 COMMAND_REGISTRATION_DONE
58 static const struct command_registration hl_transport_jtag_subcommand_handlers[] = {
61 .mode = COMMAND_CONFIG,
62 .jim_handler = jim_hl_newtap,
63 .help = "Create a new TAP instance named basename.tap_type, "
64 "and appends it to the scan chain.",
65 .usage = "basename tap_type '-irlen' count "
66 "['-expected_id' number]",
71 .handler = hl_transport_jtag_command,
77 .handler = hl_transport_jtag_command,
81 .name = "arp_init-reset",
83 .handler = hl_transport_reset_command,
87 .name = "tapisenabled",
89 .jim_handler = jim_jtag_tap_enabler,
94 .jim_handler = jim_jtag_tap_enabler,
99 .handler = hl_transport_jtag_command,
104 .mode = COMMAND_EXEC,
105 .handler = hl_transport_jtag_command,
110 .mode = COMMAND_EXEC,
111 .jim_handler = jim_jtag_configure,
116 .handler = hl_transport_jtag_command,
120 COMMAND_REGISTRATION_DONE
123 static const struct command_registration hl_jtag_transport_command_handlers[] = {
127 .help = "perform jtag tap actions",
129 .chain = hl_transport_jtag_subcommand_handlers,
132 .name = "jtag_ntrst_delay",
134 .handler = hl_transport_jtag_command,
137 COMMAND_REGISTRATION_DONE
141 static int hl_transport_init(struct command_context *cmd_ctx)
143 LOG_DEBUG("hl_transport_init");
144 struct target *t = get_current_target(cmd_ctx);
145 struct transport *transport;
146 enum hl_transports tr;
149 LOG_ERROR("no current target");
153 transport = get_current_transport();
156 LOG_ERROR("no transport selected");
160 LOG_DEBUG("current transport %s", transport->name);
162 /* get selected transport as enum */
163 tr = HL_TRANSPORT_UNKNOWN;
165 if (strcmp(transport->name, "hla_swd") == 0)
166 tr = HL_TRANSPORT_SWD;
167 else if (strcmp(transport->name, "hla_jtag") == 0)
168 tr = HL_TRANSPORT_JTAG;
170 int retval = hl_interface_open(tr);
172 if (retval != ERROR_OK)
175 return hl_interface_init_target(t);
178 static int hl_jtag_transport_select(struct command_context *cmd_ctx)
180 LOG_DEBUG("hl_jtag_transport_select");
182 /* NOTE: interface init must already have been done.
183 * That works with only C code ... no Tcl glue required.
186 return register_commands(cmd_ctx, NULL, hl_jtag_transport_command_handlers);
189 static int hl_swd_transport_select(struct command_context *cmd_ctx)
191 LOG_DEBUG("hl_swd_transport_select");
192 return register_commands(cmd_ctx, NULL, hl_swd_transport_command_handlers);
195 static struct transport hl_swd_transport = {
197 .select = hl_swd_transport_select,
198 .init = hl_transport_init,
199 .override_target = hl_interface_override_target,
202 static struct transport hl_jtag_transport = {
204 .select = hl_jtag_transport_select,
205 .init = hl_transport_init,
206 .override_target = hl_interface_override_target,
209 const char *hl_transports[] = { "hla_swd", "hla_jtag", NULL };
211 static void hl_constructor(void) __attribute__ ((constructor));
212 static void hl_constructor(void)
214 transport_register(&hl_swd_transport);
215 transport_register(&hl_jtag_transport);
218 bool transport_is_hla(void)
221 t = get_current_transport();
222 return t == &hl_swd_transport || t == &hl_jtag_transport;