| /* |
| * This file is part of the coreboot project. |
| * |
| * Copyright (C) 2016 Intel Corp. |
| * (Written by Lance Zhao <lijian.zhao@intel.com> for 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_SMM_H_ |
| #define _SOC_SMM_H_ |
| |
| #include <stdint.h> |
| |
| /* These helpers are for performing SMM relocation. */ |
| void southbridge_clear_smi_status(void); |
| |
| /* |
| * 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 southbridge_smm_clear_state(void); |
| void southbridge_smm_enable_smi(void); |
| |
| |
| /* Fills in the arguments for the entire SMM region covered by chipset |
| * protections. e.g. TSEG. */ |
| void smm_region(void **start, size_t *size); |
| #endif |
