xref: /aosp_15_r20/external/arm-trusted-firmware/include/drivers/st/etzpc.h (revision 54fd6939e177f8ff529b10183254802c76df6d08)
1*54fd6939SJiyong Park /*
2*54fd6939SJiyong Park  * Copyright (c) 2017-2020, STMicroelectronics - All Rights Reserved
3*54fd6939SJiyong Park  *
4*54fd6939SJiyong Park  * SPDX-License-Identifier: BSD-3-Clause
5*54fd6939SJiyong Park  */
6*54fd6939SJiyong Park 
7*54fd6939SJiyong Park #ifndef DRIVERS_ST_ETZPC_H
8*54fd6939SJiyong Park #define DRIVERS_ST_ETZPC_H
9*54fd6939SJiyong Park 
10*54fd6939SJiyong Park #include <stdbool.h>
11*54fd6939SJiyong Park #include <stdint.h>
12*54fd6939SJiyong Park 
13*54fd6939SJiyong Park /* Define security level for each peripheral (DECPROT) */
14*54fd6939SJiyong Park enum etzpc_decprot_attributes {
15*54fd6939SJiyong Park 	ETZPC_DECPROT_S_RW = 0,
16*54fd6939SJiyong Park 	ETZPC_DECPROT_NS_R_S_W = 1,
17*54fd6939SJiyong Park 	ETZPC_DECPROT_MCU_ISOLATION = 2,
18*54fd6939SJiyong Park 	ETZPC_DECPROT_NS_RW = 3,
19*54fd6939SJiyong Park 	ETZPC_DECPROT_MAX = 4,
20*54fd6939SJiyong Park };
21*54fd6939SJiyong Park 
22*54fd6939SJiyong Park void etzpc_configure_decprot(uint32_t decprot_id,
23*54fd6939SJiyong Park 			     enum etzpc_decprot_attributes decprot_attr);
24*54fd6939SJiyong Park enum etzpc_decprot_attributes etzpc_get_decprot(uint32_t decprot_id);
25*54fd6939SJiyong Park void etzpc_lock_decprot(uint32_t decprot_id);
26*54fd6939SJiyong Park 
27*54fd6939SJiyong Park void etzpc_configure_tzma(uint32_t tzma_id, uint16_t tzma_value);
28*54fd6939SJiyong Park uint16_t etzpc_get_tzma(uint32_t tzma_id);
29*54fd6939SJiyong Park void etzpc_lock_tzma(uint32_t tzma_id);
30*54fd6939SJiyong Park bool etzpc_get_lock_tzma(uint32_t tzma_id);
31*54fd6939SJiyong Park 
32*54fd6939SJiyong Park uint8_t etzpc_get_num_per_sec(void);
33*54fd6939SJiyong Park uint8_t etzpc_get_revision(void);
34*54fd6939SJiyong Park uintptr_t etzpc_get_base_address(void);
35*54fd6939SJiyong Park 
36*54fd6939SJiyong Park int etzpc_init(void);
37*54fd6939SJiyong Park 
38*54fd6939SJiyong Park #endif /* DRIVERS_ST_ETZPC_H */
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