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/* This file is part of the coreboot project. */
/*
*
* 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, 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.
*/
/*
* Utilities for SMI handlers and SMM setup
*/
#ifndef _SOUTHBRIDGE_AMD_AGESA_HUDSON_SMI_H
#define _SOUTHBRIDGE_AMD_AGESA_HUDSON_SMI_H
#include <device/mmio.h>
/* ACPI_MMIO_BASE + 0x200 -- leave this string here so grep catches it.
* This is defined by AGESA, but we dpn't include AGESA headers to avoid
* polluting the namesace.
*/
#define SMI_BASE 0xfed80200
#define SMI_REG_SMITRIG0 0x98
#define SMITRG0_EOS (1 << 28)
#define SMITRG0_SMIENB (1 << 31)
#define SMI_REG_CONTROL0 0xa0
enum smi_mode {
SMI_MODE_DISABLE = 0,
SMI_MODE_SMI = 1,
SMI_MODE_NMI = 2,
SMI_MODE_IRQ13 = 3,
};
enum smi_lvl {
SMI_LVL_LOW = 0,
SMI_LVL_HIGH = 1,
};
void hudson_configure_gevent_smi(uint8_t gevent, uint8_t mode, uint8_t level);
void hudson_disable_gevent_smi(uint8_t gevent);
void hudson_enable_acpi_cmd_smi(void);
void hudson_enable_smi_generation(void);
#endif /* _SOUTHBRIDGE_AMD_AGESA_HUDSON_SMI_H */
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