97 lines
2.2 KiB
C
97 lines
2.2 KiB
C
/* SPDX-License-Identifier: GPL-2.0-or-later */
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/***************************************************************************
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* Copyright (C) 2007 by Dominic Rath *
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* Dominic.Rath@gmx.de *
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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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#include "arm.h"
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#include "etm_dummy.h"
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COMMAND_HANDLER(handle_etm_dummy_config_command)
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{
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struct target *target;
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struct arm *arm;
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target = get_target(CMD_ARGV[0]);
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if (!target) {
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LOG_ERROR("target '%s' not defined", CMD_ARGV[0]);
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return ERROR_FAIL;
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}
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arm = target_to_arm(target);
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if (!is_arm(arm)) {
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command_print(CMD, "target '%s' isn't an ARM", CMD_ARGV[0]);
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return ERROR_FAIL;
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}
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if (arm->etm)
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arm->etm->capture_driver_priv = NULL;
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else {
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LOG_ERROR("target has no ETM defined, ETM dummy left unconfigured");
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return ERROR_FAIL;
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}
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return ERROR_OK;
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}
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static const struct command_registration etm_dummy_config_command_handlers[] = {
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{
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.name = "config",
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.handler = handle_etm_dummy_config_command,
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.mode = COMMAND_CONFIG,
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.usage = "target",
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},
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COMMAND_REGISTRATION_DONE
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};
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static const struct command_registration etm_dummy_command_handlers[] = {
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{
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.name = "etm_dummy",
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.mode = COMMAND_ANY,
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.help = "Dummy ETM capture driver command group",
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.chain = etm_dummy_config_command_handlers,
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.usage = "",
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},
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COMMAND_REGISTRATION_DONE
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};
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static int etm_dummy_init(struct etm_context *etm_ctx)
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{
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return ERROR_OK;
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}
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static trace_status_t etm_dummy_status(struct etm_context *etm_ctx)
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{
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return TRACE_IDLE;
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}
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static int etm_dummy_read_trace(struct etm_context *etm_ctx)
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{
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return ERROR_OK;
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}
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static int etm_dummy_start_capture(struct etm_context *etm_ctx)
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{
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return ERROR_ETM_PORTMODE_NOT_SUPPORTED;
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}
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static int etm_dummy_stop_capture(struct etm_context *etm_ctx)
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{
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return ERROR_OK;
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}
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struct etm_capture_driver etm_dummy_capture_driver = {
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.name = "dummy",
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.commands = etm_dummy_command_handlers,
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.init = etm_dummy_init,
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.status = etm_dummy_status,
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.start_capture = etm_dummy_start_capture,
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.stop_capture = etm_dummy_stop_capture,
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.read_trace = etm_dummy_read_trace,
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};
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