qemu-img: Omit error_report() after img_open()
[qemu.git] / target-arm / kvm-consts.h
1 /*
2 * KVM ARM ABI constant definitions
3 *
4 * Copyright (c) 2013 Linaro Limited
5 *
6 * Provide versions of KVM constant defines that can be used even
7 * when CONFIG_KVM is not set and we don't have access to the
8 * KVM headers. If CONFIG_KVM is set, we do a compile-time check
9 * that we haven't got out of sync somehow.
10 *
11 * This work is licensed under the terms of the GNU GPL, version 2 or later.
12 * See the COPYING file in the top-level directory.
13 */
14 #ifndef ARM_KVM_CONSTS_H
15 #define ARM_KVM_CONSTS_H
16
17 #ifdef CONFIG_KVM
18 #include "qemu/compiler.h"
19 #include <linux/kvm.h>
20 #include <linux/psci.h>
21
22 #define MISMATCH_CHECK(X, Y) QEMU_BUILD_BUG_ON(X != Y)
23
24 #else
25 #define MISMATCH_CHECK(X, Y)
26 #endif
27
28 #define CP_REG_SIZE_SHIFT 52
29 #define CP_REG_SIZE_MASK 0x00f0000000000000ULL
30 #define CP_REG_SIZE_U32 0x0020000000000000ULL
31 #define CP_REG_SIZE_U64 0x0030000000000000ULL
32 #define CP_REG_ARM 0x4000000000000000ULL
33 #define CP_REG_ARCH_MASK 0xff00000000000000ULL
34
35 MISMATCH_CHECK(CP_REG_SIZE_SHIFT, KVM_REG_SIZE_SHIFT)
36 MISMATCH_CHECK(CP_REG_SIZE_MASK, KVM_REG_SIZE_MASK)
37 MISMATCH_CHECK(CP_REG_SIZE_U32, KVM_REG_SIZE_U32)
38 MISMATCH_CHECK(CP_REG_SIZE_U64, KVM_REG_SIZE_U64)
39 MISMATCH_CHECK(CP_REG_ARM, KVM_REG_ARM)
40 MISMATCH_CHECK(CP_REG_ARCH_MASK, KVM_REG_ARCH_MASK)
41
42 #define QEMU_PSCI_0_1_FN_BASE 0x95c1ba5e
43 #define QEMU_PSCI_0_1_FN(n) (QEMU_PSCI_0_1_FN_BASE + (n))
44 #define QEMU_PSCI_0_1_FN_CPU_SUSPEND QEMU_PSCI_0_1_FN(0)
45 #define QEMU_PSCI_0_1_FN_CPU_OFF QEMU_PSCI_0_1_FN(1)
46 #define QEMU_PSCI_0_1_FN_CPU_ON QEMU_PSCI_0_1_FN(2)
47 #define QEMU_PSCI_0_1_FN_MIGRATE QEMU_PSCI_0_1_FN(3)
48
49 MISMATCH_CHECK(QEMU_PSCI_0_1_FN_CPU_SUSPEND, KVM_PSCI_FN_CPU_SUSPEND)
50 MISMATCH_CHECK(QEMU_PSCI_0_1_FN_CPU_OFF, KVM_PSCI_FN_CPU_OFF)
51 MISMATCH_CHECK(QEMU_PSCI_0_1_FN_CPU_ON, KVM_PSCI_FN_CPU_ON)
52 MISMATCH_CHECK(QEMU_PSCI_0_1_FN_MIGRATE, KVM_PSCI_FN_MIGRATE)
53
54 #define QEMU_PSCI_0_2_FN_BASE 0x84000000
55 #define QEMU_PSCI_0_2_FN(n) (QEMU_PSCI_0_2_FN_BASE + (n))
56
57 #define QEMU_PSCI_0_2_64BIT 0x40000000
58 #define QEMU_PSCI_0_2_FN64_BASE \
59 (QEMU_PSCI_0_2_FN_BASE + QEMU_PSCI_0_2_64BIT)
60 #define QEMU_PSCI_0_2_FN64(n) (QEMU_PSCI_0_2_FN64_BASE + (n))
61
62 #define QEMU_PSCI_0_2_FN_PSCI_VERSION QEMU_PSCI_0_2_FN(0)
63 #define QEMU_PSCI_0_2_FN_CPU_SUSPEND QEMU_PSCI_0_2_FN(1)
64 #define QEMU_PSCI_0_2_FN_CPU_OFF QEMU_PSCI_0_2_FN(2)
65 #define QEMU_PSCI_0_2_FN_CPU_ON QEMU_PSCI_0_2_FN(3)
66 #define QEMU_PSCI_0_2_FN_AFFINITY_INFO QEMU_PSCI_0_2_FN(4)
67 #define QEMU_PSCI_0_2_FN_MIGRATE QEMU_PSCI_0_2_FN(5)
68 #define QEMU_PSCI_0_2_FN_MIGRATE_INFO_TYPE QEMU_PSCI_0_2_FN(6)
69 #define QEMU_PSCI_0_2_FN_MIGRATE_INFO_UP_CPU QEMU_PSCI_0_2_FN(7)
70 #define QEMU_PSCI_0_2_FN_SYSTEM_OFF QEMU_PSCI_0_2_FN(8)
71 #define QEMU_PSCI_0_2_FN_SYSTEM_RESET QEMU_PSCI_0_2_FN(9)
72
73 #define QEMU_PSCI_0_2_FN64_CPU_SUSPEND QEMU_PSCI_0_2_FN64(1)
74 #define QEMU_PSCI_0_2_FN64_CPU_OFF QEMU_PSCI_0_2_FN64(2)
75 #define QEMU_PSCI_0_2_FN64_CPU_ON QEMU_PSCI_0_2_FN64(3)
76 #define QEMU_PSCI_0_2_FN64_AFFINITY_INFO QEMU_PSCI_0_2_FN64(4)
77 #define QEMU_PSCI_0_2_FN64_MIGRATE QEMU_PSCI_0_2_FN64(5)
78
79 MISMATCH_CHECK(QEMU_PSCI_0_2_FN_CPU_SUSPEND, PSCI_0_2_FN_CPU_SUSPEND)
80 MISMATCH_CHECK(QEMU_PSCI_0_2_FN_CPU_OFF, PSCI_0_2_FN_CPU_OFF)
81 MISMATCH_CHECK(QEMU_PSCI_0_2_FN_CPU_ON, PSCI_0_2_FN_CPU_ON)
82 MISMATCH_CHECK(QEMU_PSCI_0_2_FN_MIGRATE, PSCI_0_2_FN_MIGRATE)
83 MISMATCH_CHECK(QEMU_PSCI_0_2_FN64_CPU_SUSPEND, PSCI_0_2_FN64_CPU_SUSPEND)
84 MISMATCH_CHECK(QEMU_PSCI_0_2_FN64_CPU_ON, PSCI_0_2_FN64_CPU_ON)
85 MISMATCH_CHECK(QEMU_PSCI_0_2_FN64_MIGRATE, PSCI_0_2_FN64_MIGRATE)
86
87 /* PSCI v0.2 return values used by TCG emulation of PSCI */
88
89 /* No Trusted OS migration to worry about when offlining CPUs */
90 #define QEMU_PSCI_0_2_RET_TOS_MIGRATION_NOT_REQUIRED 2
91
92 /* We implement version 0.2 only */
93 #define QEMU_PSCI_0_2_RET_VERSION_0_2 2
94
95 MISMATCH_CHECK(QEMU_PSCI_0_2_RET_TOS_MIGRATION_NOT_REQUIRED, PSCI_0_2_TOS_MP)
96 MISMATCH_CHECK(QEMU_PSCI_0_2_RET_VERSION_0_2,
97 (PSCI_VERSION_MAJOR(0) | PSCI_VERSION_MINOR(2)))
98
99 /* PSCI return values (inclusive of all PSCI versions) */
100 #define QEMU_PSCI_RET_SUCCESS 0
101 #define QEMU_PSCI_RET_NOT_SUPPORTED -1
102 #define QEMU_PSCI_RET_INVALID_PARAMS -2
103 #define QEMU_PSCI_RET_DENIED -3
104 #define QEMU_PSCI_RET_ALREADY_ON -4
105 #define QEMU_PSCI_RET_ON_PENDING -5
106 #define QEMU_PSCI_RET_INTERNAL_FAILURE -6
107 #define QEMU_PSCI_RET_NOT_PRESENT -7
108 #define QEMU_PSCI_RET_DISABLED -8
109
110 MISMATCH_CHECK(QEMU_PSCI_RET_SUCCESS, PSCI_RET_SUCCESS)
111 MISMATCH_CHECK(QEMU_PSCI_RET_NOT_SUPPORTED, PSCI_RET_NOT_SUPPORTED)
112 MISMATCH_CHECK(QEMU_PSCI_RET_INVALID_PARAMS, PSCI_RET_INVALID_PARAMS)
113 MISMATCH_CHECK(QEMU_PSCI_RET_DENIED, PSCI_RET_DENIED)
114 MISMATCH_CHECK(QEMU_PSCI_RET_ALREADY_ON, PSCI_RET_ALREADY_ON)
115 MISMATCH_CHECK(QEMU_PSCI_RET_ON_PENDING, PSCI_RET_ON_PENDING)
116 MISMATCH_CHECK(QEMU_PSCI_RET_INTERNAL_FAILURE, PSCI_RET_INTERNAL_FAILURE)
117 MISMATCH_CHECK(QEMU_PSCI_RET_NOT_PRESENT, PSCI_RET_NOT_PRESENT)
118 MISMATCH_CHECK(QEMU_PSCI_RET_DISABLED, PSCI_RET_DISABLED)
119
120 /* Note that KVM uses overlapping values for AArch32 and AArch64
121 * target CPU numbers. AArch32 targets:
122 */
123 #define QEMU_KVM_ARM_TARGET_CORTEX_A15 0
124 #define QEMU_KVM_ARM_TARGET_CORTEX_A7 1
125
126 /* AArch64 targets: */
127 #define QEMU_KVM_ARM_TARGET_AEM_V8 0
128 #define QEMU_KVM_ARM_TARGET_FOUNDATION_V8 1
129 #define QEMU_KVM_ARM_TARGET_CORTEX_A57 2
130
131 /* There's no kernel define for this: sentinel value which
132 * matches no KVM target value for either 64 or 32 bit
133 */
134 #define QEMU_KVM_ARM_TARGET_NONE UINT_MAX
135
136 #ifdef TARGET_AARCH64
137 MISMATCH_CHECK(QEMU_KVM_ARM_TARGET_AEM_V8, KVM_ARM_TARGET_AEM_V8)
138 MISMATCH_CHECK(QEMU_KVM_ARM_TARGET_FOUNDATION_V8, KVM_ARM_TARGET_FOUNDATION_V8)
139 MISMATCH_CHECK(QEMU_KVM_ARM_TARGET_CORTEX_A57, KVM_ARM_TARGET_CORTEX_A57)
140 #else
141 MISMATCH_CHECK(QEMU_KVM_ARM_TARGET_CORTEX_A15, KVM_ARM_TARGET_CORTEX_A15)
142 MISMATCH_CHECK(QEMU_KVM_ARM_TARGET_CORTEX_A7, KVM_ARM_TARGET_CORTEX_A7)
143 #endif
144
145 #define CP_REG_ARM64 0x6000000000000000ULL
146 #define CP_REG_ARM_COPROC_MASK 0x000000000FFF0000
147 #define CP_REG_ARM_COPROC_SHIFT 16
148 #define CP_REG_ARM64_SYSREG (0x0013 << CP_REG_ARM_COPROC_SHIFT)
149 #define CP_REG_ARM64_SYSREG_OP0_MASK 0x000000000000c000
150 #define CP_REG_ARM64_SYSREG_OP0_SHIFT 14
151 #define CP_REG_ARM64_SYSREG_OP1_MASK 0x0000000000003800
152 #define CP_REG_ARM64_SYSREG_OP1_SHIFT 11
153 #define CP_REG_ARM64_SYSREG_CRN_MASK 0x0000000000000780
154 #define CP_REG_ARM64_SYSREG_CRN_SHIFT 7
155 #define CP_REG_ARM64_SYSREG_CRM_MASK 0x0000000000000078
156 #define CP_REG_ARM64_SYSREG_CRM_SHIFT 3
157 #define CP_REG_ARM64_SYSREG_OP2_MASK 0x0000000000000007
158 #define CP_REG_ARM64_SYSREG_OP2_SHIFT 0
159
160 /* No kernel define but it's useful to QEMU */
161 #define CP_REG_ARM64_SYSREG_CP (CP_REG_ARM64_SYSREG >> CP_REG_ARM_COPROC_SHIFT)
162
163 #ifdef TARGET_AARCH64
164 MISMATCH_CHECK(CP_REG_ARM64, KVM_REG_ARM64)
165 MISMATCH_CHECK(CP_REG_ARM_COPROC_MASK, KVM_REG_ARM_COPROC_MASK)
166 MISMATCH_CHECK(CP_REG_ARM_COPROC_SHIFT, KVM_REG_ARM_COPROC_SHIFT)
167 MISMATCH_CHECK(CP_REG_ARM64_SYSREG, KVM_REG_ARM64_SYSREG)
168 MISMATCH_CHECK(CP_REG_ARM64_SYSREG_OP0_MASK, KVM_REG_ARM64_SYSREG_OP0_MASK)
169 MISMATCH_CHECK(CP_REG_ARM64_SYSREG_OP0_SHIFT, KVM_REG_ARM64_SYSREG_OP0_SHIFT)
170 MISMATCH_CHECK(CP_REG_ARM64_SYSREG_OP1_MASK, KVM_REG_ARM64_SYSREG_OP1_MASK)
171 MISMATCH_CHECK(CP_REG_ARM64_SYSREG_OP1_SHIFT, KVM_REG_ARM64_SYSREG_OP1_SHIFT)
172 MISMATCH_CHECK(CP_REG_ARM64_SYSREG_CRN_MASK, KVM_REG_ARM64_SYSREG_CRN_MASK)
173 MISMATCH_CHECK(CP_REG_ARM64_SYSREG_CRN_SHIFT, KVM_REG_ARM64_SYSREG_CRN_SHIFT)
174 MISMATCH_CHECK(CP_REG_ARM64_SYSREG_CRM_MASK, KVM_REG_ARM64_SYSREG_CRM_MASK)
175 MISMATCH_CHECK(CP_REG_ARM64_SYSREG_CRM_SHIFT, KVM_REG_ARM64_SYSREG_CRM_SHIFT)
176 MISMATCH_CHECK(CP_REG_ARM64_SYSREG_OP2_MASK, KVM_REG_ARM64_SYSREG_OP2_MASK)
177 MISMATCH_CHECK(CP_REG_ARM64_SYSREG_OP2_SHIFT, KVM_REG_ARM64_SYSREG_OP2_SHIFT)
178 #endif
179
180 #undef MISMATCH_CHECK
181
182 #endif