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/*
* This file is part of the coreboot project.
*
* Copyright (C) 2013 Google Inc.
* Copyright (C) 2014 Sage Electronic Engineering, LLC.
*
* 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 _BAYTRAIL_SMM_H_
#define _BAYTRAIL_SMM_H_
/* There is a bug in the order of Kconfig includes in that arch/x86/Kconfig
* is included after chipset code. This causes the chipset's Kconfig to be
* clobbered by the arch/x86/Kconfig if they have the same name. */
static inline int smm_region_size(void)
{
#ifndef CONFIG_SMM_TSEG_SIZE
#error CONFIG_SMM_TSEG_SIZE must be set.
#endif
/* Make it 8MiB by default. */
if (CONFIG_SMM_TSEG_SIZE == 0)
return (8 << 20);
return CONFIG_SMM_TSEG_SIZE;
}
uintptr_t smm_region_start(void);
#if !defined(__PRE_RAM__) && !defined(__SMM___)
#include <stdint.h>
void southcluster_smm_clear_state(void);
void southcluster_smm_enable_smi(void);
void southcluster_smm_save_gpio_route(uint32_t route);
#endif
#endif /* _BAYTRAIL_SMM_H_ */
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