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/*
* Copyright (c) 2016-2022, STMicroelectronics - All Rights Reserved
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#include <platform_def.h>
#include <common/debug.h>
#include <drivers/st/bsec.h>
#include <drivers/st/bsec2_reg.h>
#include <stm32mp1_smc.h>
#include "bsec_svc.h"
uint32_t bsec_main(uint32_t x1, uint32_t x2, uint32_t x3,
uint32_t *ret_otp_value)
{
uint32_t result;
uint32_t tmp_data = 0U;
switch (x1) {
case STM32_SMC_READ_SHADOW:
result = bsec_read_otp(ret_otp_value, x2);
break;
case STM32_SMC_PROG_OTP:
*ret_otp_value = 0U;
result = bsec_program_otp(x3, x2);
break;
case STM32_SMC_WRITE_SHADOW:
*ret_otp_value = 0U;
result = bsec_write_otp(x3, x2);
break;
case STM32_SMC_READ_OTP:
*ret_otp_value = 0U;
result = bsec_read_otp(&tmp_data, x2);
if (result != BSEC_OK) {
break;
}
result = bsec_shadow_register(x2);
if (result != BSEC_OK) {
break;
}
result = bsec_read_otp(ret_otp_value, x2);
if (result != BSEC_OK) {
break;
}
result = bsec_write_otp(tmp_data, x2);
break;
default:
return STM32_SMC_INVALID_PARAMS;
}
return (result == BSEC_OK) ? STM32_SMC_OK : STM32_SMC_FAILED;
}
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