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/*
* This file is part of the coreboot project.
*
* Copyright (C) 2017 Intel Corporation.
*
* 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; version 2 of the License.
*
* 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.
*/
#ifndef SOC_INTEL_COMMON_BLOCK_SGX_H
#define SOC_INTEL_COMMON_BLOCK_SGX_H
#include <soc/nvs.h>
struct sgx_param {
uint8_t enable;
};
/*
* Lock SGX memory.
* CPU specific code needs to provide the implementation.
*/
void cpu_lock_sgx_memory(void);
/*
* Configure core PRMRR.
* PRMRR needs to configured first on all cores and then
* call sgx_configure() for all cores to init SGX.
*/
void prmrr_core_configure(void);
/*
* Configure SGX.
*/
void sgx_configure(void);
/* SOC specific API to get SGX params.
* returns 0, if able to get SGX params; otherwise returns -1 */
int soc_fill_sgx_param(struct sgx_param *sgx_param);
/* Fill GNVS data with SGX status, EPC base and length */
void sgx_fill_gnvs(global_nvs_t *gnvs);
#endif /* SOC_INTEL_COMMON_BLOCK_SGX_H */
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