xref: /arm-trusted-firmware/plat/nvidia/tegra/soc/t194/drivers/include/mce_private.h (revision 91f16700b400a8c0651d24a598fc48ee2997a0d7)
1*91f16700Schasinglulu /*
2*91f16700Schasinglulu  * Copyright (c) 2019-2020, NVIDIA CORPORATION. All rights reserved.
3*91f16700Schasinglulu  *
4*91f16700Schasinglulu  * SPDX-License-Identifier: BSD-3-Clause
5*91f16700Schasinglulu  */
6*91f16700Schasinglulu 
7*91f16700Schasinglulu #ifndef MCE_PRIVATE_H
8*91f16700Schasinglulu #define MCE_PRIVATE_H
9*91f16700Schasinglulu 
10*91f16700Schasinglulu #include <stdbool.h>
11*91f16700Schasinglulu #include <tegra_def.h>
12*91f16700Schasinglulu 
13*91f16700Schasinglulu /*******************************************************************************
14*91f16700Schasinglulu  * Macros to prepare CSTATE info request
15*91f16700Schasinglulu  ******************************************************************************/
16*91f16700Schasinglulu /* Description of the parameters for UPDATE_CSTATE_INFO request */
17*91f16700Schasinglulu #define CLUSTER_CSTATE_MASK			0x7U
18*91f16700Schasinglulu #define CLUSTER_CSTATE_SHIFT			0X0U
19*91f16700Schasinglulu #define CLUSTER_CSTATE_UPDATE_BIT		(1U << 7)
20*91f16700Schasinglulu #define CCPLEX_CSTATE_MASK			0x7U
21*91f16700Schasinglulu #define CCPLEX_CSTATE_SHIFT			8U
22*91f16700Schasinglulu #define CCPLEX_CSTATE_UPDATE_BIT		(1U << 15)
23*91f16700Schasinglulu #define SYSTEM_CSTATE_MASK			0xFU
24*91f16700Schasinglulu #define SYSTEM_CSTATE_SHIFT			16U
25*91f16700Schasinglulu #define SYSTEM_CSTATE_UPDATE_BIT		(1U << 23)
26*91f16700Schasinglulu #define CSTATE_WAKE_MASK_UPDATE_BIT		(1U << 31)
27*91f16700Schasinglulu #define CSTATE_WAKE_MASK_SHIFT			32U
28*91f16700Schasinglulu #define CSTATE_WAKE_MASK_CLEAR			0xFFFFFFFFU
29*91f16700Schasinglulu 
30*91f16700Schasinglulu /*******************************************************************************
31*91f16700Schasinglulu  * Core ID mask (bits 3:0 in the online request)
32*91f16700Schasinglulu  ******************************************************************************/
33*91f16700Schasinglulu #define MCE_CORE_ID_MASK			0xFU
34*91f16700Schasinglulu 
35*91f16700Schasinglulu /*******************************************************************************
36*91f16700Schasinglulu  * C-state statistics macros
37*91f16700Schasinglulu  ******************************************************************************/
38*91f16700Schasinglulu #define MCE_STAT_ID_SHIFT			16U
39*91f16700Schasinglulu 
40*91f16700Schasinglulu /*******************************************************************************
41*91f16700Schasinglulu  * Security config macros
42*91f16700Schasinglulu  ******************************************************************************/
43*91f16700Schasinglulu #define STRICT_CHECKING_ENABLED_SET		(1UL << 0)
44*91f16700Schasinglulu #define STRICT_CHECKING_LOCKED_SET		(1UL << 1)
45*91f16700Schasinglulu 
46*91f16700Schasinglulu /* declarations for NVG handler functions */
47*91f16700Schasinglulu uint64_t nvg_get_version(void);
48*91f16700Schasinglulu void nvg_set_wake_time(uint32_t wake_time);
49*91f16700Schasinglulu void nvg_update_cstate_info(uint32_t cluster, uint32_t ccplex,
50*91f16700Schasinglulu 		uint32_t system, uint32_t wake_mask, uint8_t update_wake_mask);
51*91f16700Schasinglulu int32_t nvg_set_cstate_stat_query_value(uint64_t data);
52*91f16700Schasinglulu uint64_t nvg_get_cstate_stat_query_value(void);
53*91f16700Schasinglulu int32_t nvg_is_sc7_allowed(void);
54*91f16700Schasinglulu int32_t nvg_online_core(uint32_t core);
55*91f16700Schasinglulu int32_t nvg_update_ccplex_gsc(uint32_t gsc_idx);
56*91f16700Schasinglulu int32_t nvg_enter_cstate(uint32_t state, uint32_t wake_time);
57*91f16700Schasinglulu int32_t nvg_roc_clean_cache_trbits(void);
58*91f16700Schasinglulu void nvg_enable_strict_checking_mode(void);
59*91f16700Schasinglulu void nvg_verify_strict_checking_mode(void);
60*91f16700Schasinglulu void nvg_system_shutdown(void);
61*91f16700Schasinglulu void nvg_system_reboot(void);
62*91f16700Schasinglulu void nvg_clear_hsm_corr_status(void);
63*91f16700Schasinglulu 
64*91f16700Schasinglulu /* declarations for assembly functions */
65*91f16700Schasinglulu void nvg_set_request_data(uint64_t req, uint64_t data);
66*91f16700Schasinglulu void nvg_set_request(uint64_t req);
67*91f16700Schasinglulu uint64_t nvg_get_result(void);
68*91f16700Schasinglulu uint64_t nvg_cache_clean(void);
69*91f16700Schasinglulu uint64_t nvg_cache_clean_inval(void);
70*91f16700Schasinglulu uint64_t nvg_cache_inval_all(void);
71*91f16700Schasinglulu 
72*91f16700Schasinglulu /* MCE helper functions */
73*91f16700Schasinglulu void mce_enable_strict_checking(void);
74*91f16700Schasinglulu void mce_verify_strict_checking(void);
75*91f16700Schasinglulu void mce_system_shutdown(void);
76*91f16700Schasinglulu void mce_system_reboot(void);
77*91f16700Schasinglulu void mce_clear_hsm_corr_status(void);
78*91f16700Schasinglulu 
79*91f16700Schasinglulu #endif /* MCE_PRIVATE_H */
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