xref: /rk3399_ARM-atf/include/lib/cpus/aarch64/cortex_a75.h (revision 7593252cee8745bbf1b05deb2f4a5f742d36c412)
1 /*
2  * Copyright (c) 2017, ARM Limited and Contributors. All rights reserved.
3  *
4  * SPDX-License-Identifier: BSD-3-Clause
5  */
6 
7 #ifndef __CORTEX_A75_H__
8 #define __CORTEX_A75_H__
9 
10 /* Cortex-A75 MIDR */
11 #define CORTEX_A75_MIDR		0x410fd0a0
12 
13 /*******************************************************************************
14  * CPU Extended Control register specific definitions.
15  ******************************************************************************/
16 #define CORTEX_A75_CPUPWRCTLR_EL1	S3_0_C15_C2_7
17 #define CORTEX_A75_CPUECTLR_EL1		S3_0_C15_C1_4
18 
19 /* Definitions of register field mask in CORTEX_A75_CPUPWRCTLR_EL1 */
20 #define CORTEX_A75_CORE_PWRDN_EN_MASK	0x1
21 
22 /*******************************************************************************
23  * CPU Activity Monitor Unit register specific definitions.
24  ******************************************************************************/
25 #define CPUAMCNTENCLR_EL0	S3_3_C15_C9_7
26 #define CPUAMCNTENSET_EL0	S3_3_C15_C9_6
27 #define CPUAMCFGR_EL0		S3_3_C15_C10_6
28 #define CPUAMUSERENR_EL0	S3_3_C15_C10_7
29 
30 /* Activity Monitor Event Counter Registers */
31 #define CPUAMEVCNTR0_EL0	S3_3_C15_C9_0
32 #define CPUAMEVCNTR1_EL0	S3_3_C15_C9_1
33 #define CPUAMEVCNTR2_EL0	S3_3_C15_C9_2
34 #define CPUAMEVCNTR3_EL0	S3_3_C15_C9_3
35 #define CPUAMEVCNTR4_EL0	S3_3_C15_C9_4
36 
37 /* Activity Monitor Event Type Registers */
38 #define CPUAMEVTYPER0_EL0	S3_3_C15_C10_0
39 #define CPUAMEVTYPER1_EL0	S3_3_C15_C10_1
40 #define CPUAMEVTYPER2_EL0	S3_3_C15_C10_2
41 #define CPUAMEVTYPER3_EL0	S3_3_C15_C10_3
42 #define CPUAMEVTYPER4_EL0	S3_3_C15_C10_4
43 
44 #define CORTEX_A75_ACTLR_AMEN_BIT	(U(1) << 4)
45 
46 /*
47  * The Cortex-A75 core implements five counters, 0-4. Events 0, 1, 2, are
48  * fixed and are enabled (Group 0). Events 3 and 4 (Group 1) are
49  * programmable by programming the appropriate Event count bits in
50  * CPUAMEVTYPER<n> register and are disabled by default. Platforms may
51  * enable this with suitable programming.
52  */
53 #define CORTEX_A75_AMU_GROUP0_MASK	0x7
54 #define CORTEX_A75_AMU_GROUP1_MASK	(0 << 3)
55 
56 #endif /* __CORTEX_A75_H__ */
57