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- /***************************************************************************
- * Copyright (C) 2007 by Dominic Rath *
- * Dominic.Rath@gmx.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
-
- #include "arm.h"
- #include "etm_dummy.h"
-
- COMMAND_HANDLER(handle_etm_dummy_config_command)
- {
- struct target *target;
- struct arm *arm;
-
- target = get_target(CMD_ARGV[0]);
-
- if (!target) {
- LOG_ERROR("target '%s' not defined", CMD_ARGV[0]);
- return ERROR_FAIL;
- }
-
- arm = target_to_arm(target);
- if (!is_arm(arm)) {
- command_print(CMD_CTX, "target '%s' isn't an ARM", CMD_ARGV[0]);
- return ERROR_FAIL;
- }
-
- if (arm->etm)
- arm->etm->capture_driver_priv = NULL;
- else {
- LOG_ERROR("target has no ETM defined, ETM dummy left unconfigured");
- return ERROR_FAIL;
- }
-
- return ERROR_OK;
- }
-
- static const struct command_registration etm_dummy_config_command_handlers[] = {
- {
- .name = "config",
- .handler = handle_etm_dummy_config_command,
- .mode = COMMAND_CONFIG,
- .usage = "target",
- },
- COMMAND_REGISTRATION_DONE
- };
- static const struct command_registration etm_dummy_command_handlers[] = {
- {
- .name = "etm_dummy",
- .mode = COMMAND_ANY,
- .help = "Dummy ETM capture driver command group",
- .chain = etm_dummy_config_command_handlers,
- },
- COMMAND_REGISTRATION_DONE
- };
-
- static int etm_dummy_init(struct etm_context *etm_ctx)
- {
- return ERROR_OK;
- }
-
- static trace_status_t etm_dummy_status(struct etm_context *etm_ctx)
- {
- return TRACE_IDLE;
- }
-
- static int etm_dummy_read_trace(struct etm_context *etm_ctx)
- {
- return ERROR_OK;
- }
-
- static int etm_dummy_start_capture(struct etm_context *etm_ctx)
- {
- return ERROR_ETM_PORTMODE_NOT_SUPPORTED;
- }
-
- static int etm_dummy_stop_capture(struct etm_context *etm_ctx)
- {
- return ERROR_OK;
- }
-
- struct etm_capture_driver etm_dummy_capture_driver = {
- .name = "dummy",
- .commands = etm_dummy_command_handlers,
- .init = etm_dummy_init,
- .status = etm_dummy_status,
- .start_capture = etm_dummy_start_capture,
- .stop_capture = etm_dummy_stop_capture,
- .read_trace = etm_dummy_read_trace,
- };
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