docker: Add EXTRA_CONFIGURE_OPTS
[qemu.git] / linux-headers / linux / psci.h
1 /*
2 * ARM Power State and Coordination Interface (PSCI) header
3 *
4 * This header holds common PSCI defines and macros shared
5 * by: ARM kernel, ARM64 kernel, KVM ARM/ARM64 and user space.
6 *
7 * Copyright (C) 2014 Linaro Ltd.
8 * Author: Anup Patel <anup.patel@linaro.org>
9 */
10
11 #ifndef _LINUX_PSCI_H
12 #define _LINUX_PSCI_H
13
14 /*
15 * PSCI v0.1 interface
16 *
17 * The PSCI v0.1 function numbers are implementation defined.
18 *
19 * Only PSCI return values such as: SUCCESS, NOT_SUPPORTED,
20 * INVALID_PARAMS, and DENIED defined below are applicable
21 * to PSCI v0.1.
22 */
23
24 /* PSCI v0.2 interface */
25 #define PSCI_0_2_FN_BASE 0x84000000
26 #define PSCI_0_2_FN(n) (PSCI_0_2_FN_BASE + (n))
27 #define PSCI_0_2_64BIT 0x40000000
28 #define PSCI_0_2_FN64_BASE \
29 (PSCI_0_2_FN_BASE + PSCI_0_2_64BIT)
30 #define PSCI_0_2_FN64(n) (PSCI_0_2_FN64_BASE + (n))
31
32 #define PSCI_0_2_FN_PSCI_VERSION PSCI_0_2_FN(0)
33 #define PSCI_0_2_FN_CPU_SUSPEND PSCI_0_2_FN(1)
34 #define PSCI_0_2_FN_CPU_OFF PSCI_0_2_FN(2)
35 #define PSCI_0_2_FN_CPU_ON PSCI_0_2_FN(3)
36 #define PSCI_0_2_FN_AFFINITY_INFO PSCI_0_2_FN(4)
37 #define PSCI_0_2_FN_MIGRATE PSCI_0_2_FN(5)
38 #define PSCI_0_2_FN_MIGRATE_INFO_TYPE PSCI_0_2_FN(6)
39 #define PSCI_0_2_FN_MIGRATE_INFO_UP_CPU PSCI_0_2_FN(7)
40 #define PSCI_0_2_FN_SYSTEM_OFF PSCI_0_2_FN(8)
41 #define PSCI_0_2_FN_SYSTEM_RESET PSCI_0_2_FN(9)
42
43 #define PSCI_0_2_FN64_CPU_SUSPEND PSCI_0_2_FN64(1)
44 #define PSCI_0_2_FN64_CPU_ON PSCI_0_2_FN64(3)
45 #define PSCI_0_2_FN64_AFFINITY_INFO PSCI_0_2_FN64(4)
46 #define PSCI_0_2_FN64_MIGRATE PSCI_0_2_FN64(5)
47 #define PSCI_0_2_FN64_MIGRATE_INFO_UP_CPU PSCI_0_2_FN64(7)
48
49 #define PSCI_1_0_FN_PSCI_FEATURES PSCI_0_2_FN(10)
50 #define PSCI_1_0_FN_SYSTEM_SUSPEND PSCI_0_2_FN(14)
51
52 #define PSCI_1_0_FN64_SYSTEM_SUSPEND PSCI_0_2_FN64(14)
53
54 /* PSCI v0.2 power state encoding for CPU_SUSPEND function */
55 #define PSCI_0_2_POWER_STATE_ID_MASK 0xffff
56 #define PSCI_0_2_POWER_STATE_ID_SHIFT 0
57 #define PSCI_0_2_POWER_STATE_TYPE_SHIFT 16
58 #define PSCI_0_2_POWER_STATE_TYPE_MASK \
59 (0x1 << PSCI_0_2_POWER_STATE_TYPE_SHIFT)
60 #define PSCI_0_2_POWER_STATE_AFFL_SHIFT 24
61 #define PSCI_0_2_POWER_STATE_AFFL_MASK \
62 (0x3 << PSCI_0_2_POWER_STATE_AFFL_SHIFT)
63
64 /* PSCI extended power state encoding for CPU_SUSPEND function */
65 #define PSCI_1_0_EXT_POWER_STATE_ID_MASK 0xfffffff
66 #define PSCI_1_0_EXT_POWER_STATE_ID_SHIFT 0
67 #define PSCI_1_0_EXT_POWER_STATE_TYPE_SHIFT 30
68 #define PSCI_1_0_EXT_POWER_STATE_TYPE_MASK \
69 (0x1 << PSCI_1_0_EXT_POWER_STATE_TYPE_SHIFT)
70
71 /* PSCI v0.2 affinity level state returned by AFFINITY_INFO */
72 #define PSCI_0_2_AFFINITY_LEVEL_ON 0
73 #define PSCI_0_2_AFFINITY_LEVEL_OFF 1
74 #define PSCI_0_2_AFFINITY_LEVEL_ON_PENDING 2
75
76 /* PSCI v0.2 multicore support in Trusted OS returned by MIGRATE_INFO_TYPE */
77 #define PSCI_0_2_TOS_UP_MIGRATE 0
78 #define PSCI_0_2_TOS_UP_NO_MIGRATE 1
79 #define PSCI_0_2_TOS_MP 2
80
81 /* PSCI version decoding (independent of PSCI version) */
82 #define PSCI_VERSION_MAJOR_SHIFT 16
83 #define PSCI_VERSION_MINOR_MASK \
84 ((1U << PSCI_VERSION_MAJOR_SHIFT) - 1)
85 #define PSCI_VERSION_MAJOR_MASK ~PSCI_VERSION_MINOR_MASK
86 #define PSCI_VERSION_MAJOR(ver) \
87 (((ver) & PSCI_VERSION_MAJOR_MASK) >> PSCI_VERSION_MAJOR_SHIFT)
88 #define PSCI_VERSION_MINOR(ver) \
89 ((ver) & PSCI_VERSION_MINOR_MASK)
90
91 /* PSCI features decoding (>=1.0) */
92 #define PSCI_1_0_FEATURES_CPU_SUSPEND_PF_SHIFT 1
93 #define PSCI_1_0_FEATURES_CPU_SUSPEND_PF_MASK \
94 (0x1 << PSCI_1_0_FEATURES_CPU_SUSPEND_PF_SHIFT)
95
96 /* PSCI return values (inclusive of all PSCI versions) */
97 #define PSCI_RET_SUCCESS 0
98 #define PSCI_RET_NOT_SUPPORTED -1
99 #define PSCI_RET_INVALID_PARAMS -2
100 #define PSCI_RET_DENIED -3
101 #define PSCI_RET_ALREADY_ON -4
102 #define PSCI_RET_ON_PENDING -5
103 #define PSCI_RET_INTERNAL_FAILURE -6
104 #define PSCI_RET_NOT_PRESENT -7
105 #define PSCI_RET_DISABLED -8
106 #define PSCI_RET_INVALID_ADDRESS -9
107
108 #endif /* _LINUX_PSCI_H */