openocd: src/jtag: replace the GPL-2.0-or-later license tag

[openocd.git] / src / jtag / hla / hla_interface.c

diff --git a/src/jtag/hla/hla_interface.c b/src/jtag/hla/hla_interface.c
index 7be9b2deaf89ccf482fcce184b6d7900e8e7b5bd..667f2a7c0ba46e07c3f88dee719224fc26c2da73 100644 (file)
--- a/src/jtag/hla/hla_interface.c
+++ b/src/jtag/hla/hla_interface.c
@@ -1,22 +1,11 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+
 /***************************************************************************
  *   Copyright (C) 2011 by Mathias Kuester                                 *
  *   Mathias Kuester <kesmtp@freenet.de>                                   *
  *                                                                         *
  *   Copyright (C) 2012 by Spencer Oliver                                  *
  *   spen@spen-soft.co.uk                                                  *
- *                                                                         *
- *   This program is free software; you can redistribute it and/or modify  *
- *   it under the terms of the GNU General Public License as published by  *
- *   the Free Software Foundation; either version 2 of the License, or     *
- *   (at your option) any later version.                                   *
- *                                                                         *
- *   This program is distributed in the hope that it will be useful,       *
- *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
- *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
- *   GNU General Public License for more details.                          *
- *                                                                         *
- *   You should have received a copy of the GNU General Public License     *
- *   along with this program.  If not, see <http://www.gnu.org/licenses/>. *
  ***************************************************************************/
 
 #ifdef HAVE_CONFIG_H
@@ -35,7 +24,20 @@
 
 #include <target/target.h>
 
-static struct hl_interface_s hl_if = { {0, 0, { 0 }, { 0 }, HL_TRANSPORT_UNKNOWN, false, -1}, 0, 0 };
+static struct hl_interface_s hl_if = {
+       .param = {
+               .device_desc = NULL,
+               .vid = { 0 },
+               .pid = { 0 },
+               .transport = HL_TRANSPORT_UNKNOWN,
+               .connect_under_reset = false,
+               .initial_interface_speed = -1,
+               .use_stlink_tcp = false,
+               .stlink_tcp_port = 7184,
+       },
+       .layout = NULL,
+       .handle = NULL,
+};
 
 int hl_interface_open(enum hl_transports tr)
 {
@@ -122,7 +124,6 @@ static int hl_interface_quit(void)
        jtag_command_queue_reset();
 
        free((void *)hl_if.param.device_desc);
-       free((void *)hl_if.param.serial);
 
        return ERROR_OK;
 }
@@ -147,7 +148,7 @@ int hl_interface_init_reset(void)
 
 static int hl_interface_khz(int khz, int *jtag_speed)
 {
-       if (hl_if.layout->api->speed == NULL)
+       if (!hl_if.layout->api->speed)
                return ERROR_OK;
 
        *jtag_speed = hl_if.layout->api->speed(hl_if.handle, khz, true);
@@ -162,10 +163,10 @@ static int hl_interface_speed_div(int speed, int *khz)
 
 static int hl_interface_speed(int speed)
 {
-       if (hl_if.layout->api->speed == NULL)
+       if (!hl_if.layout->api->speed)
                return ERROR_OK;
 
-       if (hl_if.handle == NULL) {
+       if (!hl_if.handle) {
                /* pass speed as initial param as interface not open yet */
                hl_if.param.initial_interface_speed = speed;
                return ERROR_OK;
@@ -188,7 +189,7 @@ int hl_interface_override_target(const char **targetname)
        return ERROR_FAIL;
 }
 
-int hl_interface_config_trace(bool enabled, enum tpiu_pin_protocol pin_protocol,
+static int hl_interface_config_trace(bool enabled, enum tpiu_pin_protocol pin_protocol,
                uint32_t port_size, unsigned int *trace_freq,
                unsigned int traceclkin_freq, uint16_t *prescaler)
 {
@@ -203,7 +204,7 @@ int hl_interface_config_trace(bool enabled, enum tpiu_pin_protocol pin_protocol,
        return ERROR_OK;
 }
 
-int hl_interface_poll_trace(uint8_t *buf, size_t *size)
+static int hl_interface_poll_trace(uint8_t *buf, size_t *size)
 {
        if (hl_if.layout->api->poll_trace)
                return hl_if.layout->api->poll_trace(hl_if.handle, buf, size);
@@ -224,19 +225,6 @@ COMMAND_HANDLER(hl_interface_handle_device_desc_command)
        return ERROR_OK;
 }
 
-COMMAND_HANDLER(hl_interface_handle_serial_command)
-{
-       LOG_DEBUG("hl_interface_handle_serial_command");
-
-       if (CMD_ARGC == 1) {
-               hl_if.param.serial = strdup(CMD_ARGV[0]);
-       } else {
-               LOG_ERROR("expected exactly one argument to hl_serial <serial-number>");
-       }
-
-       return ERROR_OK;
-}
-
 COMMAND_HANDLER(hl_interface_handle_layout_command)
 {
        LOG_DEBUG("hl_interface_handle_layout_command");
@@ -292,6 +280,31 @@ COMMAND_HANDLER(hl_interface_handle_vid_pid_command)
        return ERROR_OK;
 }
 
+COMMAND_HANDLER(hl_interface_handle_stlink_backend_command)
+{
+       /* default values */
+       bool use_stlink_tcp = false;
+       uint16_t stlink_tcp_port = 7184;
+
+       if (CMD_ARGC == 0 || CMD_ARGC > 2)
+               return ERROR_COMMAND_SYNTAX_ERROR;
+       else if (strcmp(CMD_ARGV[0], "usb") == 0) {
+               if (CMD_ARGC > 1)
+                       return ERROR_COMMAND_SYNTAX_ERROR;
+               /* else use_stlink_tcp = false (already the case ) */
+       } else if (strcmp(CMD_ARGV[0], "tcp") == 0) {
+               use_stlink_tcp = true;
+               if (CMD_ARGC == 2)
+                       COMMAND_PARSE_NUMBER(u16, CMD_ARGV[1], stlink_tcp_port);
+       } else
+               return ERROR_COMMAND_SYNTAX_ERROR;
+
+       hl_if.param.use_stlink_tcp = use_stlink_tcp;
+       hl_if.param.stlink_tcp_port = stlink_tcp_port;
+
+       return ERROR_OK;
+}
+
 COMMAND_HANDLER(interface_handle_hla_command)
 {
        if (CMD_ARGC != 1)
@@ -315,13 +328,6 @@ static const struct command_registration hl_interface_command_handlers[] = {
         .help = "set the device description of the adapter",
         .usage = "description_string",
         },
-       {
-        .name = "hla_serial",
-        .handler = &hl_interface_handle_serial_command,
-        .mode = COMMAND_CONFIG,
-        .help = "set the serial number of the adapter",
-        .usage = "serial_string",
-        },
        {
         .name = "hla_layout",
         .handler = &hl_interface_handle_layout_command,
@@ -334,14 +340,21 @@ static const struct command_registration hl_interface_command_handlers[] = {
         .handler = &hl_interface_handle_vid_pid_command,
         .mode = COMMAND_CONFIG,
         .help = "the vendor and product ID of the adapter",
-        .usage = "(vid pid)* ",
+        .usage = "(vid pid)*",
         },
+       {
+        .name = "hla_stlink_backend",
+        .handler = &hl_interface_handle_stlink_backend_command,
+        .mode = COMMAND_CONFIG,
+        .help = "select which ST-Link backend to use",
+        .usage = "usb | tcp [port]",
+       },
         {
         .name = "hla_command",
         .handler = &interface_handle_hla_command,
         .mode = COMMAND_EXEC,
         .help = "execute a custom adapter-specific command",
-        .usage = "hla_command <command>",
+        .usage = "<command>",
         },
        COMMAND_REGISTRATION_DONE
 };