226 lines
6.1 KiB
C
226 lines
6.1 KiB
C
/***************************************************************************
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* Copyright (C) 2011 by Mathias Kuester *
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* Mathias Kuester <kesmtp@freenet.de> *
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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* This program is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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* GNU General Public License for more details. *
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* *
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* You should have received a copy of the GNU General Public License *
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* along with this program; if not, write to the *
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* Free Software Foundation, Inc., *
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* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
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***************************************************************************/
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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/* project specific includes */
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#include <jtag/interface.h>
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#include <transport/transport.h>
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#include <helper/time_support.h>
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#include <jtag/stlink/stlink_tcl.h>
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#include <jtag/stlink/stlink_layout.h>
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#include <jtag/stlink/stlink_interface.h>
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#include <target/target.h>
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static struct stlink_interface_s stlink_if = { {0, 0, 0, 0}, 0, 0 };
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int stlink_interface_open(void)
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{
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LOG_DEBUG("stlink_interface_open");
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return stlink_if.layout->open(&stlink_if);
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}
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int stlink_interface_init_target(struct target *t)
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{
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int res;
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/* this is the interface for the current target and we
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* can setup the private pointer in the tap structure
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* if the interface match the tap idcode
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*/
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res = stlink_if.layout->api->idcode(stlink_if.fd, &t->tap->idcode);
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if (res != ERROR_OK)
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return res;
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unsigned ii, limit = t->tap->expected_ids_cnt;
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int found = 0;
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for (ii = 0; ii < limit; ii++) {
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uint32_t expected = t->tap->expected_ids[ii];
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if (t->tap->idcode == expected) {
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found = 1;
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break;
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}
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}
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if (found == 0) {
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LOG_ERROR
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("stlink_interface_init_target: target not found: idcode: %x ",
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t->tap->idcode);
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return ERROR_FAIL;
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}
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t->tap->priv = &stlink_if;
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t->tap->hasidcode = 1;
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return ERROR_OK;
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}
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static int stlink_interface_init(void)
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{
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LOG_DEBUG("stlink_interface_init");
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/* here we can initialize the layout */
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return stlink_layout_init(&stlink_if);
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}
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static int stlink_interface_quit(void)
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{
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LOG_DEBUG("stlink_interface_quit");
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return ERROR_OK;
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}
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static int stlink_interface_speed(int speed)
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{
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LOG_DEBUG("stlink_interface_speed: ignore speed %d", speed);
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return ERROR_OK;
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}
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static int stlink_interface_execute_queue(void)
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{
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LOG_DEBUG("stlink_interface_execute_queue: ignored");
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return ERROR_OK;
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}
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COMMAND_HANDLER(stlink_interface_handle_device_desc_command)
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{
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LOG_DEBUG("stlink_interface_handle_device_desc_command");
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if (CMD_ARGC == 1) {
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stlink_if.param.device_desc = strdup(CMD_ARGV[0]);
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} else {
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LOG_ERROR
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("expected exactly one argument to stlink_device_desc <description>");
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}
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return ERROR_OK;
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}
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COMMAND_HANDLER(stlink_interface_handle_serial_command)
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{
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LOG_DEBUG("stlink_interface_handle_serial_command");
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if (CMD_ARGC == 1) {
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stlink_if.param.serial = strdup(CMD_ARGV[0]);
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} else {
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LOG_ERROR
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("expected exactly one argument to stlink_serial <serial-number>");
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}
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return ERROR_OK;
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}
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COMMAND_HANDLER(stlink_interface_handle_layout_command)
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{
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LOG_DEBUG("stlink_interface_handle_layout_command");
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if (CMD_ARGC != 1) {
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LOG_ERROR("Need exactly one argument to stlink_layout");
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return ERROR_COMMAND_SYNTAX_ERROR;
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}
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if (stlink_if.layout) {
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LOG_ERROR("already specified stlink_layout %s",
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stlink_if.layout->name);
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return (strcmp(stlink_if.layout->name, CMD_ARGV[0]) != 0)
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? ERROR_FAIL : ERROR_OK;
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}
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for (const struct stlink_layout *l = stlink_layout_get_list(); l->name;
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l++) {
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if (strcmp(l->name, CMD_ARGV[0]) == 0) {
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stlink_if.layout = l;
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return ERROR_OK;
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}
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}
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LOG_ERROR("No STLINK layout '%s' found", CMD_ARGV[0]);
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return ERROR_FAIL;
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}
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COMMAND_HANDLER(stlink_interface_handle_vid_pid_command)
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{
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LOG_DEBUG("stlink_interface_handle_vid_pid_command");
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if (CMD_ARGC != 2) {
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LOG_WARNING
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("ignoring extra IDs in stlink_vid_pid (maximum is 1 pair)");
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return ERROR_COMMAND_SYNTAX_ERROR;
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}
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COMMAND_PARSE_NUMBER(u16, CMD_ARGV[0], stlink_if.param.vid);
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COMMAND_PARSE_NUMBER(u16, CMD_ARGV[1], stlink_if.param.pid);
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return ERROR_OK;
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}
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static const struct command_registration stlink_interface_command_handlers[] = {
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{
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.name = "stlink_device_desc",
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.handler = &stlink_interface_handle_device_desc_command,
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.mode = COMMAND_CONFIG,
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.help = "set the stlink device description of the STLINK device",
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.usage = "description_string",
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},
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{
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.name = "stlink_serial",
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.handler = &stlink_interface_handle_serial_command,
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.mode = COMMAND_CONFIG,
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.help = "set the serial number of the STLINK device",
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.usage = "serial_string",
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},
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{
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.name = "stlink_layout",
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.handler = &stlink_interface_handle_layout_command,
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.mode = COMMAND_CONFIG,
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.help = "set the layout of the STLINK to usb or sg",
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.usage = "layout_name",
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},
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{
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.name = "stlink_vid_pid",
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.handler = &stlink_interface_handle_vid_pid_command,
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.mode = COMMAND_CONFIG,
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.help = "the vendor and product ID of the STLINK device",
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.usage = "(vid pid)* ",
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},
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COMMAND_REGISTRATION_DONE
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};
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struct jtag_interface stlink_interface = {
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.name = "stlink",
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.supported = 0,
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.commands = stlink_interface_command_handlers,
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.transports = stlink_transports,
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.init = stlink_interface_init,
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.quit = stlink_interface_quit,
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.speed = stlink_interface_speed,
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.execute_queue = stlink_interface_execute_queue,
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};
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