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/*
* Copyright (c) 2019-2021, Arm Limited. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*
*/
#include "platform_description.h"
#include "systimer_armv8-m_drv.h"
#include "syscounter_armv8-m_cntrl_drv.h"
#include "tfm_plat_test.h"
#include "device_definition.h"
#define USERLED_MASK (0x3)
#define BTN_WAIT_INIT_COUNTER_VALUE (10000u)
#define TIMER_RELOAD_VALUE (SystemCoreClock)
/**
* \brief Store the state of the mocked LED
*
* This variable have to be linked to the data section of the partition
* TFM_SP_CORE_TEST so that in case of in case of isolation within the secure
* domain the Core Test service can access it.
*/
uint32_t led_status
TFM_LINK_SET_RW_IN_PARTITION_SECTION("TFM_SP_CORE_TEST", "PSA-ROT")
= 0x02u;
/**
* \brief Simulate user reaction time
*/
static void busy_wait_to_simulate_user(void)
{
volatile uint32_t counter = BTN_WAIT_INIT_COUNTER_VALUE;
while (counter) {
--counter;
}
}
void tfm_plat_test_wait_user_button_pressed(void)
{
busy_wait_to_simulate_user();
}
void tfm_plat_test_wait_user_button_released(void)
{
busy_wait_to_simulate_user();
}
uint32_t tfm_plat_test_get_led_status(void)
{
return led_status;
}
void tfm_plat_test_set_led_status(uint32_t status)
{
led_status = status & USERLED_MASK;
}
uint32_t tfm_plat_test_get_userled_mask(void)
{
return USERLED_MASK;
}
void tfm_plat_test_secure_timer_start(void)
{
syscounter_armv8_m_cntrl_init(&SYSCOUNTER_CNTRL_ARMV8_M_DEV_S);
systimer_armv8_m_init(&SYSTIMER0_ARMV8_M_DEV_S);
systimer_armv8_m_set_timer_value(&SYSTIMER0_ARMV8_M_DEV_S, TIMER_RELOAD_VALUE);
systimer_armv8_m_enable_interrupt(&SYSTIMER0_ARMV8_M_DEV_S);
}
void tfm_plat_test_secure_timer_stop(void)
{
systimer_armv8_m_uninit(&SYSTIMER0_ARMV8_M_DEV_S);
systimer_armv8_m_clear_autoinc_interrupt(&SYSTIMER0_ARMV8_M_DEV_S);
}
void tfm_plat_test_non_secure_timer_start(void)
{
systimer_armv8_m_init(&SYSTIMER1_ARMV8_M_DEV_NS);
systimer_armv8_m_set_timer_value(&SYSTIMER1_ARMV8_M_DEV_NS, TIMER_RELOAD_VALUE);
systimer_armv8_m_enable_interrupt(&SYSTIMER1_ARMV8_M_DEV_NS);
}
void tfm_plat_test_non_secure_timer_stop(void)
{
systimer_armv8_m_uninit(&SYSTIMER1_ARMV8_M_DEV_NS);
systimer_armv8_m_clear_autoinc_interrupt(&SYSTIMER1_ARMV8_M_DEV_NS);
}
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