plat/nvidia/tegra/soc/t194/drivers/include/mce_private.h

/*
 * Copyright (c) 2019-2020, NVIDIA CORPORATION. All rights reserved.
 *
 * SPDX-License-Identifier: BSD-3-Clause
 */

#ifndef MCE_PRIVATE_H
#define MCE_PRIVATE_H

#include <stdbool.h>
#include <tegra_def.h>

/*******************************************************************************
 * Macros to prepare CSTATE info request
 ******************************************************************************/
/* Description of the parameters for UPDATE_CSTATE_INFO request */
#define CLUSTER_CSTATE_MASK			0x7U
#define CLUSTER_CSTATE_SHIFT			0X0U
#define CLUSTER_CSTATE_UPDATE_BIT		(1U << 7)
#define CCPLEX_CSTATE_MASK			0x7U
#define CCPLEX_CSTATE_SHIFT			8U
#define CCPLEX_CSTATE_UPDATE_BIT		(1U << 15)
#define SYSTEM_CSTATE_MASK			0xFU
#define SYSTEM_CSTATE_SHIFT			16U
#define SYSTEM_CSTATE_UPDATE_BIT		(1U << 23)
#define CSTATE_WAKE_MASK_UPDATE_BIT		(1U << 31)
#define CSTATE_WAKE_MASK_SHIFT			32U
#define CSTATE_WAKE_MASK_CLEAR			0xFFFFFFFFU

/*******************************************************************************
 * Core ID mask (bits 3:0 in the online request)
 ******************************************************************************/
#define MCE_CORE_ID_MASK			0xFU

/*******************************************************************************
 * C-state statistics macros
 ******************************************************************************/
#define MCE_STAT_ID_SHIFT			16U

/*******************************************************************************
 * Security config macros
 ******************************************************************************/
#define STRICT_CHECKING_ENABLED_SET		(1UL << 0)
#define STRICT_CHECKING_LOCKED_SET		(1UL << 1)

/* declarations for NVG handler functions */
uint64_t nvg_get_version(void);
void nvg_set_wake_time(uint32_t wake_time);
void nvg_update_cstate_info(uint32_t cluster, uint32_t ccplex,
		uint32_t system, uint32_t wake_mask, uint8_t update_wake_mask);
int32_t nvg_set_cstate_stat_query_value(uint64_t data);
uint64_t nvg_get_cstate_stat_query_value(void);
int32_t nvg_is_sc7_allowed(void);
int32_t nvg_online_core(uint32_t core);
int32_t nvg_update_ccplex_gsc(uint32_t gsc_idx);
int32_t nvg_enter_cstate(uint32_t state, uint32_t wake_time);
int32_t nvg_roc_clean_cache_trbits(void);
void nvg_enable_strict_checking_mode(void);
void nvg_system_shutdown(void);
void nvg_system_reboot(void);

/* declarations for assembly functions */
void nvg_set_request_data(uint64_t req, uint64_t data);
void nvg_set_request(uint64_t req);
uint64_t nvg_get_result(void);
uint64_t nvg_cache_clean(void);
uint64_t nvg_cache_clean_inval(void);
uint64_t nvg_cache_inval_all(void);

/* MCE helper functions */
void mce_enable_strict_checking(void);
void mce_system_shutdown(void);
void mce_system_reboot(void);

#endif /* MCE_PRIVATE_H */