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- /***************************************************************************
- * Copyright (C) 2011 by Mathias Kuester *
- * Mathias Kuester <kesmtp@freenet.de> *
- * *
- * 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, write to the *
- * Free Software Foundation, Inc., *
- * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
- ***************************************************************************/
- #ifdef HAVE_CONFIG_H
- #include "config.h"
- #endif
-
- /* project specific includes */
- #include <jtag/interface.h>
- #include <transport/transport.h>
- #include <helper/time_support.h>
-
- #include <jtag/stlink/stlink_tcl.h>
- #include <jtag/stlink/stlink_layout.h>
- #include <jtag/stlink/stlink_interface.h>
-
- #include <target/target.h>
-
- static struct stlink_interface_s stlink_if = { {0, 0, 0, 0}, 0, 0 };
-
- int stlink_interface_open(void)
- {
- LOG_DEBUG("stlink_interface_open");
-
- return stlink_if.layout->open(&stlink_if);
- }
-
- int stlink_interface_init_target(struct target *t)
- {
- int res;
-
- /* this is the interface for the current target and we
- * can setup the private pointer in the tap structure
- * if the interface match the tap idcode
- */
- res = stlink_if.layout->api->idcode(stlink_if.fd, &t->tap->idcode);
-
- if (res != ERROR_OK)
- return res;
-
- unsigned ii, limit = t->tap->expected_ids_cnt;
- int found = 0;
-
- for (ii = 0; ii < limit; ii++) {
- uint32_t expected = t->tap->expected_ids[ii];
-
- if (t->tap->idcode == expected) {
- found = 1;
- break;
- }
- }
-
- if (found == 0) {
- LOG_ERROR
- ("stlink_interface_init_target: target not found: idcode: %x ",
- t->tap->idcode);
- return ERROR_FAIL;
- }
-
- t->tap->priv = &stlink_if;
- t->tap->hasidcode = 1;
-
- return ERROR_OK;
- }
-
- static int stlink_interface_init(void)
- {
- LOG_DEBUG("stlink_interface_init");
-
- /* here we can initialize the layout */
- return stlink_layout_init(&stlink_if);
- }
-
- static int stlink_interface_quit(void)
- {
- LOG_DEBUG("stlink_interface_quit");
-
- return ERROR_OK;
- }
-
- static int stlink_interface_speed(int speed)
- {
- LOG_DEBUG("stlink_interface_speed: ignore speed %d", speed);
-
- return ERROR_OK;
- }
-
- static int stlink_interface_execute_queue(void)
- {
- LOG_DEBUG("stlink_interface_execute_queue: ignored");
-
- return ERROR_OK;
- }
-
- COMMAND_HANDLER(stlink_interface_handle_device_desc_command)
- {
- LOG_DEBUG("stlink_interface_handle_device_desc_command");
-
- if (CMD_ARGC == 1) {
- stlink_if.param.device_desc = strdup(CMD_ARGV[0]);
- } else {
- LOG_ERROR
- ("expected exactly one argument to stlink_device_desc <description>");
- }
-
- return ERROR_OK;
- }
-
- COMMAND_HANDLER(stlink_interface_handle_serial_command)
- {
- LOG_DEBUG("stlink_interface_handle_serial_command");
-
- if (CMD_ARGC == 1) {
- stlink_if.param.serial = strdup(CMD_ARGV[0]);
- } else {
- LOG_ERROR
- ("expected exactly one argument to stlink_serial <serial-number>");
- }
-
- return ERROR_OK;
- }
-
- COMMAND_HANDLER(stlink_interface_handle_layout_command)
- {
- LOG_DEBUG("stlink_interface_handle_layout_command");
-
- if (CMD_ARGC != 1) {
- LOG_ERROR("Need exactly one argument to stlink_layout");
- return ERROR_COMMAND_SYNTAX_ERROR;
- }
-
- if (stlink_if.layout) {
- LOG_ERROR("already specified stlink_layout %s",
- stlink_if.layout->name);
- return (strcmp(stlink_if.layout->name, CMD_ARGV[0]) != 0)
- ? ERROR_FAIL : ERROR_OK;
- }
-
- for (const struct stlink_layout *l = stlink_layout_get_list(); l->name;
- l++) {
- if (strcmp(l->name, CMD_ARGV[0]) == 0) {
- stlink_if.layout = l;
- return ERROR_OK;
- }
- }
-
- LOG_ERROR("No STLINK layout '%s' found", CMD_ARGV[0]);
- return ERROR_FAIL;
- }
-
- COMMAND_HANDLER(stlink_interface_handle_vid_pid_command)
- {
- LOG_DEBUG("stlink_interface_handle_vid_pid_command");
-
- if (CMD_ARGC != 2) {
- LOG_WARNING
- ("ignoring extra IDs in stlink_vid_pid (maximum is 1 pair)");
- return ERROR_COMMAND_SYNTAX_ERROR;
- }
-
- COMMAND_PARSE_NUMBER(u16, CMD_ARGV[0], stlink_if.param.vid);
- COMMAND_PARSE_NUMBER(u16, CMD_ARGV[1], stlink_if.param.pid);
-
- return ERROR_OK;
- }
-
- static const struct command_registration stlink_interface_command_handlers[] = {
- {
- .name = "stlink_device_desc",
- .handler = &stlink_interface_handle_device_desc_command,
- .mode = COMMAND_CONFIG,
- .help = "set the stlink device description of the STLINK device",
- .usage = "description_string",
- },
- {
- .name = "stlink_serial",
- .handler = &stlink_interface_handle_serial_command,
- .mode = COMMAND_CONFIG,
- .help = "set the serial number of the STLINK device",
- .usage = "serial_string",
- },
- {
- .name = "stlink_layout",
- .handler = &stlink_interface_handle_layout_command,
- .mode = COMMAND_CONFIG,
- .help = "set the layout of the STLINK to usb or sg",
- .usage = "layout_name",
- },
- {
- .name = "stlink_vid_pid",
- .handler = &stlink_interface_handle_vid_pid_command,
- .mode = COMMAND_CONFIG,
- .help = "the vendor and product ID of the STLINK device",
- .usage = "(vid pid)* ",
- },
- COMMAND_REGISTRATION_DONE
- };
-
- struct jtag_interface stlink_interface = {
- .name = "stlink",
- .supported = 0,
- .commands = stlink_interface_command_handlers,
- .transports = stlink_transports,
-
- .init = stlink_interface_init,
- .quit = stlink_interface_quit,
- .speed = stlink_interface_speed,
- .execute_queue = stlink_interface_execute_queue,
- };
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