interface/include/config_impl.h.template

/*
 * Copyright (c) 2021-2022, Arm Limited. All rights reserved.
 *
 * SPDX-License-Identifier: BSD-3-Clause
 *
 */
/***********{{utilities.donotedit_warning}}***********/

#ifndef __CONFIG_IMPL_H__
#define __CONFIG_IMPL_H__

/* Backends */
#define {{"%-56s"|format("CONFIG_TFM_SPM_BACKEND_IPC")}} {{config_impl['CONFIG_TFM_SPM_BACKEND_IPC']}}
#define {{"%-56s"|format("CONFIG_TFM_SPM_BACKEND_SFN")}} {{config_impl['CONFIG_TFM_SPM_BACKEND_SFN']}}

/* API calls */
#define {{"%-56s"|format("CONFIG_TFM_PSA_API_SFN_CALL")}} {{config_impl['CONFIG_TFM_PSA_API_SFN_CALL']}}
#define {{"%-56s"|format("CONFIG_TFM_PSA_API_CROSS_CALL")}} {{config_impl['CONFIG_TFM_PSA_API_CROSS_CALL']}}
#define {{"%-56s"|format("CONFIG_TFM_PSA_API_SUPERVISOR_CALL")}} {{config_impl['CONFIG_TFM_PSA_API_SUPERVISOR_CALL']}}

#define {{"%-56s"|format("CONFIG_TFM_CONNECTION_BASED_SERVICE_API")}} {{config_impl['CONFIG_TFM_CONNECTION_BASED_SERVICE_API']}}

#if CONFIG_TFM_SPM_BACKEND_IPC == 1
/* Trustzone NS agent working stack size. */
#define {{"%-56s"|format("CONFIG_TFM_NS_AGENT_TZ_STACK_SIZE")}} 1024

/* SPM re-uses Trustzone NS agent stack. */
#define {{"%-56s"|format("CONFIG_TFM_SPM_THREAD_STACK_SIZE")}}     \
            {{"%-56s"|format("CONFIG_TFM_NS_AGENT_TZ_STACK_SIZE")}}

#elif CONFIG_TFM_SPM_BACKEND_SFN == 1
    {% set total_stk = namespace(size=0) %}
    {% for partition in partitions %}
        {% if "0x" in partition.manifest.stack_size or "0X" in partition.manifest.stack_size %}
            {% set total_stk.size = total_stk.size + partition.manifest.stack_size|int(base=16) %}
        {% else %}
            {% set total_stk.size = total_stk.size + partition.manifest.stack_size|int(base=10) %}
        {% endif %}
    {% endfor %}
/*
 * In isolation level 1 SFN model, all subsequent components work on NS agent
 * stack. It is observed that half of the sum of all partition stack sizes is
 * enough for working. Define a divisor factor
 * CONFIG_TFM_NS_AGENT_TZ_STK_SIZE_SHIFT_FACTOR for reference, and allow
 * modification of the factor based on application situation. The stack size
 * value is aligned to 8 bytes.
 * The minimum value is 0x400 to satisfy the SPM functional requirement.
 * Manifest tool will assure this.
 */
    {% if total_stk.size|int < 2048 %}
        {% set total_stk.size = 2048 %}
    {% endif %}
#define CONFIG_TFM_NS_AGENT_TZ_STK_SIZE_SHIFT_FACTOR             1
#define {{"%-56s"|format("CONFIG_TFM_NS_AGENT_TZ_STACK_SIZE")}}  \
    ((({{"0x%x"|format(total_stk.size)}} >> CONFIG_TFM_NS_AGENT_TZ_STK_SIZE_SHIFT_FACTOR) + 0x7) & (~0x7))

#endif /* CONFIG_TFM_SPM_BACKEND_IPC == 1 */

#if (CONFIG_TFM_FP > 0) && (CONFIG_TFM_SPM_BACKEND_SFN == 1)
#error "FP is not supported for SFN model."
#endif

#endif /* __CONFIG_IMPL_H__ */