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1/** @file\r
2*\r
542bc11a 3* Copyright (c) 2012-2017, ARM Limited. All rights reserved.\r
9a9dd4e8 4*\r
4059386c 5* SPDX-License-Identifier: BSD-2-Clause-Patent\r
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6*\r
7**/\r
8\r
9#ifndef __ARM_STD_SMC_H__\r
10#define __ARM_STD_SMC_H__\r
11\r
12/*\r
13 * SMC function IDs for Standard Service queries\r
14 */\r
15\r
16#define ARM_SMC_ID_STD_CALL_COUNT 0x8400ff00\r
17#define ARM_SMC_ID_STD_UID 0x8400ff01\r
18/* 0x8400ff02 is reserved */\r
19#define ARM_SMC_ID_STD_REVISION 0x8400ff03\r
20\r
21/*\r
22 * The 'Standard Service Call UID' is supposed to return the Standard\r
23 * Service UUID. This is a 128-bit value.\r
24 */\r
25#define ARM_SMC_STD_UUID0 0x108d905b\r
26#define ARM_SMC_STD_UUID1 0x47e8f863\r
27#define ARM_SMC_STD_UUID2 0xfbc02dae\r
28#define ARM_SMC_STD_UUID3 0xe2f64156\r
29\r
30/*\r
31 * ARM Standard Service Calls revision numbers\r
32 * The current revision is: 0.1\r
33 */\r
34#define ARM_SMC_STD_REVISION_MAJOR 0x0\r
35#define ARM_SMC_STD_REVISION_MINOR 0x1\r
36\r
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37/*\r
38 * Management Mode (MM) calls cover a subset of the Standard Service Call range.\r
39 * The list below is not exhaustive.\r
40 */\r
41#define ARM_SMC_ID_MM_VERSION_AARCH32 0x84000040\r
42#define ARM_SMC_ID_MM_VERSION_AARCH64 0xC4000040\r
43\r
44// Request service from secure standalone MM environment\r
45#define ARM_SMC_ID_MM_COMMUNICATE_AARCH32 0x84000041\r
46#define ARM_SMC_ID_MM_COMMUNICATE_AARCH64 0xC4000041\r
47\r
48/* MM return error codes */\r
49#define ARM_SMC_MM_RET_SUCCESS 0\r
50#define ARM_SMC_MM_RET_NOT_SUPPORTED -1\r
51#define ARM_SMC_MM_RET_INVALID_PARAMS -2\r
52#define ARM_SMC_MM_RET_DENIED -3\r
53#define ARM_SMC_MM_RET_NO_MEMORY -4\r
54\r
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55/*\r
56 * Power State Coordination Interface (PSCI) calls cover a subset of the\r
57 * Standard Service Call range.\r
58 * The list below is not exhaustive.\r
59 */\r
60#define ARM_SMC_ID_PSCI_VERSION 0x84000000\r
61#define ARM_SMC_ID_PSCI_CPU_SUSPEND_AARCH64 0xc4000001\r
62#define ARM_SMC_ID_PSCI_CPU_SUSPEND_AARCH32 0x84000001\r
63#define ARM_SMC_ID_PSCI_CPU_OFF 0x84000002\r
64#define ARM_SMC_ID_PSCI_CPU_ON_AARCH64 0xc4000003\r
65#define ARM_SMC_ID_PSCI_CPU_ON_AARCH32 0x84000003\r
66#define ARM_SMC_ID_PSCI_AFFINITY_INFO_AARCH64 0xc4000004\r
67#define ARM_SMC_ID_PSCI_AFFINITY_INFO_AARCH32 0x84000004\r
68#define ARM_SMC_ID_PSCI_MIGRATE_AARCH64 0xc4000005\r
69#define ARM_SMC_ID_PSCI_MIGRATE_AARCH32 0x84000005\r
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70#define ARM_SMC_ID_PSCI_SYSTEM_OFF 0x84000008\r
71#define ARM_SMC_ID_PSCI_SYSTEM_RESET 0x84000009\r
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72\r
73/* The current PSCI version is: 0.2 */\r
74#define ARM_SMC_PSCI_VERSION_MAJOR 0\r
75#define ARM_SMC_PSCI_VERSION_MINOR 2\r
76#define ARM_SMC_PSCI_VERSION \\r
77 ((ARM_SMC_PSCI_VERSION_MAJOR << 16) | ARM_SMC_PSCI_VERSION_MINOR)\r
78\r
79/* PSCI return error codes */\r
80#define ARM_SMC_PSCI_RET_SUCCESS 0\r
81#define ARM_SMC_PSCI_RET_NOT_SUPPORTED -1\r
82#define ARM_SMC_PSCI_RET_INVALID_PARAMS -2\r
83#define ARM_SMC_PSCI_RET_DENIED -3\r
84#define ARM_SMC_PSCI_RET_ALREADY_ON -4\r
85#define ARM_SMC_PSCI_RET_ON_PENDING -5\r
86#define ARM_SMC_PSCI_RET_INTERN_FAIL -6\r
87#define ARM_SMC_PSCI_RET_NOT_PRESENT -7\r
88#define ARM_SMC_PSCI_RET_DISABLED -8\r
89\r
90#define ARM_SMC_PSCI_TARGET_CPU32(Aff2, Aff1, Aff0) \\r
91 ((((Aff2) & 0xFF) << 16) | (((Aff1) & 0xFF) << 8) | ((Aff0) & 0xFF))\r
92\r
93#define ARM_SMC_PSCI_TARGET_CPU64(Aff3, Aff2, Aff1, Aff0) \\r
94 ((((Aff3) & 0xFFULL) << 32) | (((Aff2) & 0xFF) << 16) | (((Aff1) & 0xFF) << 8) | ((Aff0) & 0xFF))\r
95\r
96#define ARM_SMC_PSCI_TARGET_GET_AFF0(TargetId) ((TargetId) & 0xFF)\r
97#define ARM_SMC_PSCI_TARGET_GET_AFF1(TargetId) (((TargetId) >> 8) & 0xFF)\r
98\r
99#define ARM_SMC_ID_PSCI_AFFINITY_LEVEL_0 0\r
100#define ARM_SMC_ID_PSCI_AFFINITY_LEVEL_1 1\r
101#define ARM_SMC_ID_PSCI_AFFINITY_LEVEL_2 2\r
102#define ARM_SMC_ID_PSCI_AFFINITY_LEVEL_3 3\r
103\r
104#define ARM_SMC_ID_PSCI_AFFINITY_INFO_ON 0\r
105#define ARM_SMC_ID_PSCI_AFFINITY_INFO_OFF 1\r
106#define ARM_SMC_ID_PSCI_AFFINITY_INFO_ON_PENDING 2\r
107\r
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108/*\r
109 * SMC function IDs for Trusted OS Service queries\r
110 */\r
111#define ARM_SMC_ID_TOS_CALL_COUNT 0xbf00ff00\r
112#define ARM_SMC_ID_TOS_UID 0xbf00ff01\r
113/* 0xbf00ff02 is reserved */\r
114#define ARM_SMC_ID_TOS_REVISION 0xbf00ff03\r
115\r
9a9dd4e8 116#endif\r