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/*
* This file is part of the coreboot project.
*
* Copyright (C) 2017 Intel Corp.
*
* 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; either version 2 of the License, or
* (at your option) any later version.
*
* 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_SMM_H
#define SOC_INTEL_COMMON_BLOCK_SMM_H
/*
* This common code block relies on each specific SOC defining the macro
* ENABLE_SMI_PARAMS for the values needed for SMI enabling on the
* specific SOC
*/
/*
* The initialization of the southbridge is split into 2 compoments. One is
* for clearing the state in the SMM registers. The other is for enabling
* SMIs.
*/
void smm_southbridge_clear_state(void);
void smm_southbridge_enable(void);
/* API to get SMM region start and size based on Host Bridge register */
void smm_region_info(void **start, size_t *size);
#endif
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