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e2be04c7 | 1 | /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ |
54f81d0e MZ |
2 | /* |
3 | * Copyright (C) 2012,2013 - ARM Ltd | |
4 | * Author: Marc Zyngier <marc.zyngier@arm.com> | |
5 | * | |
6 | * Derived from arch/arm/include/uapi/asm/kvm.h: | |
7 | * Copyright (C) 2012 - Virtual Open Systems and Columbia University | |
8 | * Author: Christoffer Dall <c.dall@virtualopensystems.com> | |
9 | * | |
10 | * This program is free software; you can redistribute it and/or modify | |
11 | * it under the terms of the GNU General Public License version 2 as | |
12 | * published by the Free Software Foundation. | |
13 | * | |
14 | * This program is distributed in the hope that it will be useful, | |
15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
17 | * GNU General Public License for more details. | |
18 | * | |
19 | * You should have received a copy of the GNU General Public License | |
20 | * along with this program. If not, see <http://www.gnu.org/licenses/>. | |
21 | */ | |
22 | ||
23 | #ifndef __ARM_KVM_H__ | |
24 | #define __ARM_KVM_H__ | |
25 | ||
26 | #define KVM_SPSR_EL1 0 | |
40033a61 MZ |
27 | #define KVM_SPSR_SVC KVM_SPSR_EL1 |
28 | #define KVM_SPSR_ABT 1 | |
29 | #define KVM_SPSR_UND 2 | |
30 | #define KVM_SPSR_IRQ 3 | |
31 | #define KVM_SPSR_FIQ 4 | |
32 | #define KVM_NR_SPSR 5 | |
54f81d0e MZ |
33 | |
34 | #ifndef __ASSEMBLY__ | |
7d0f84aa | 35 | #include <linux/psci.h> |
d1927915 | 36 | #include <linux/types.h> |
54f81d0e | 37 | #include <asm/ptrace.h> |
8ae6efdd | 38 | #include <asm/sve_context.h> |
54f81d0e MZ |
39 | |
40 | #define __KVM_HAVE_GUEST_DEBUG | |
41 | #define __KVM_HAVE_IRQ_LINE | |
98047888 | 42 | #define __KVM_HAVE_READONLY_MEM |
b7b27fac | 43 | #define __KVM_HAVE_VCPU_EVENTS |
54f81d0e | 44 | |
4b4357e0 PB |
45 | #define KVM_COALESCED_MMIO_PAGE_OFFSET 1 |
46 | ||
54f81d0e MZ |
47 | #define KVM_REG_SIZE(id) \ |
48 | (1U << (((id) & KVM_REG_SIZE_MASK) >> KVM_REG_SIZE_SHIFT)) | |
49 | ||
50 | struct kvm_regs { | |
51 | struct user_pt_regs regs; /* sp = sp_el0 */ | |
52 | ||
53 | __u64 sp_el1; | |
54 | __u64 elr_el1; | |
55 | ||
56 | __u64 spsr[KVM_NR_SPSR]; | |
57 | ||
58 | struct user_fpsimd_state fp_regs; | |
59 | }; | |
60 | ||
bca556ac SP |
61 | /* |
62 | * Supported CPU Targets - Adding a new target type is not recommended, | |
63 | * unless there are some special registers not supported by the | |
64 | * genericv8 syreg table. | |
65 | */ | |
54f81d0e MZ |
66 | #define KVM_ARM_TARGET_AEM_V8 0 |
67 | #define KVM_ARM_TARGET_FOUNDATION_V8 1 | |
68 | #define KVM_ARM_TARGET_CORTEX_A57 2 | |
e28100bd | 69 | #define KVM_ARM_TARGET_XGENE_POTENZA 3 |
1252b331 | 70 | #define KVM_ARM_TARGET_CORTEX_A53 4 |
bca556ac SP |
71 | /* Generic ARM v8 target */ |
72 | #define KVM_ARM_TARGET_GENERIC_V8 5 | |
54f81d0e | 73 | |
bca556ac | 74 | #define KVM_ARM_NUM_TARGETS 6 |
54f81d0e MZ |
75 | |
76 | /* KVM_ARM_SET_DEVICE_ADDR ioctl id encoding */ | |
77 | #define KVM_ARM_DEVICE_TYPE_SHIFT 0 | |
78 | #define KVM_ARM_DEVICE_TYPE_MASK (0xffff << KVM_ARM_DEVICE_TYPE_SHIFT) | |
79 | #define KVM_ARM_DEVICE_ID_SHIFT 16 | |
80 | #define KVM_ARM_DEVICE_ID_MASK (0xffff << KVM_ARM_DEVICE_ID_SHIFT) | |
81 | ||
82 | /* Supported device IDs */ | |
83 | #define KVM_ARM_DEVICE_VGIC_V2 0 | |
84 | ||
85 | /* Supported VGIC address types */ | |
86 | #define KVM_VGIC_V2_ADDR_TYPE_DIST 0 | |
87 | #define KVM_VGIC_V2_ADDR_TYPE_CPU 1 | |
88 | ||
89 | #define KVM_VGIC_V2_DIST_SIZE 0x1000 | |
90 | #define KVM_VGIC_V2_CPU_SIZE 0x2000 | |
91 | ||
ac3d3735 AP |
92 | /* Supported VGICv3 address types */ |
93 | #define KVM_VGIC_V3_ADDR_TYPE_DIST 2 | |
94 | #define KVM_VGIC_V3_ADDR_TYPE_REDIST 3 | |
1085fdc6 | 95 | #define KVM_VGIC_ITS_ADDR_TYPE 4 |
6e407673 | 96 | #define KVM_VGIC_V3_ADDR_TYPE_REDIST_REGION 5 |
ac3d3735 AP |
97 | |
98 | #define KVM_VGIC_V3_DIST_SIZE SZ_64K | |
99 | #define KVM_VGIC_V3_REDIST_SIZE (2 * SZ_64K) | |
1085fdc6 | 100 | #define KVM_VGIC_V3_ITS_SIZE (2 * SZ_64K) |
ac3d3735 | 101 | |
dcd2e40c | 102 | #define KVM_ARM_VCPU_POWER_OFF 0 /* CPU is started in OFF state */ |
0d854a60 | 103 | #define KVM_ARM_VCPU_EL1_32BIT 1 /* CPU running a 32bit VM */ |
7d0f84aa | 104 | #define KVM_ARM_VCPU_PSCI_0_2 2 /* CPU uses PSCI v0.2 */ |
808e7381 | 105 | #define KVM_ARM_VCPU_PMU_V3 3 /* Support guest PMUv3 */ |
9033bba4 | 106 | #define KVM_ARM_VCPU_SVE 4 /* enable SVE for this CPU */ |
a22fa321 ADK |
107 | #define KVM_ARM_VCPU_PTRAUTH_ADDRESS 5 /* VCPU uses address authentication */ |
108 | #define KVM_ARM_VCPU_PTRAUTH_GENERIC 6 /* VCPU uses generic authentication */ | |
dcd2e40c | 109 | |
54f81d0e MZ |
110 | struct kvm_vcpu_init { |
111 | __u32 target; | |
112 | __u32 features[7]; | |
113 | }; | |
114 | ||
115 | struct kvm_sregs { | |
116 | }; | |
117 | ||
118 | struct kvm_fpu { | |
119 | }; | |
120 | ||
21b6f32f AB |
121 | /* |
122 | * See v8 ARM ARM D7.3: Debug Registers | |
123 | * | |
124 | * The architectural limit is 16 debug registers of each type although | |
125 | * in practice there are usually less (see ID_AA64DFR0_EL1). | |
126 | * | |
127 | * Although the control registers are architecturally defined as 32 | |
128 | * bits wide we use a 64 bit structure here to keep parity with | |
129 | * KVM_GET/SET_ONE_REG behaviour which treats all system registers as | |
130 | * 64 bit values. It also allows for the possibility of the | |
131 | * architecture expanding the control registers without having to | |
132 | * change the userspace ABI. | |
133 | */ | |
134 | #define KVM_ARM_MAX_DBG_REGS 16 | |
54f81d0e | 135 | struct kvm_guest_debug_arch { |
21b6f32f AB |
136 | __u64 dbg_bcr[KVM_ARM_MAX_DBG_REGS]; |
137 | __u64 dbg_bvr[KVM_ARM_MAX_DBG_REGS]; | |
138 | __u64 dbg_wcr[KVM_ARM_MAX_DBG_REGS]; | |
139 | __u64 dbg_wvr[KVM_ARM_MAX_DBG_REGS]; | |
54f81d0e MZ |
140 | }; |
141 | ||
142 | struct kvm_debug_exit_arch { | |
21b6f32f AB |
143 | __u32 hsr; |
144 | __u64 far; /* used for watchpoints */ | |
54f81d0e MZ |
145 | }; |
146 | ||
21b6f32f AB |
147 | /* |
148 | * Architecture specific defines for kvm_guest_debug->control | |
149 | */ | |
150 | ||
151 | #define KVM_GUESTDBG_USE_SW_BP (1 << 16) | |
152 | #define KVM_GUESTDBG_USE_HW (1 << 17) | |
153 | ||
54f81d0e | 154 | struct kvm_sync_regs { |
3fe17e68 AG |
155 | /* Used with KVM_CAP_ARM_USER_IRQ */ |
156 | __u64 device_irq_level; | |
54f81d0e MZ |
157 | }; |
158 | ||
159 | struct kvm_arch_memory_slot { | |
160 | }; | |
161 | ||
b7b27fac DG |
162 | /* for KVM_GET/SET_VCPU_EVENTS */ |
163 | struct kvm_vcpu_events { | |
164 | struct { | |
165 | __u8 serror_pending; | |
166 | __u8 serror_has_esr; | |
167 | /* Align it to 8 bytes */ | |
168 | __u8 pad[6]; | |
169 | __u64 serror_esr; | |
170 | } exception; | |
171 | __u32 reserved[12]; | |
172 | }; | |
173 | ||
7c8c5e6a MZ |
174 | /* If you need to interpret the index values, here is the key: */ |
175 | #define KVM_REG_ARM_COPROC_MASK 0x000000000FFF0000 | |
176 | #define KVM_REG_ARM_COPROC_SHIFT 16 | |
177 | ||
178 | /* Normal registers are mapped as coprocessor 16. */ | |
179 | #define KVM_REG_ARM_CORE (0x0010 << KVM_REG_ARM_COPROC_SHIFT) | |
180 | #define KVM_REG_ARM_CORE_REG(name) (offsetof(struct kvm_regs, name) / sizeof(__u32)) | |
181 | ||
182 | /* Some registers need more space to represent values. */ | |
183 | #define KVM_REG_ARM_DEMUX (0x0011 << KVM_REG_ARM_COPROC_SHIFT) | |
184 | #define KVM_REG_ARM_DEMUX_ID_MASK 0x000000000000FF00 | |
185 | #define KVM_REG_ARM_DEMUX_ID_SHIFT 8 | |
186 | #define KVM_REG_ARM_DEMUX_ID_CCSIDR (0x00 << KVM_REG_ARM_DEMUX_ID_SHIFT) | |
187 | #define KVM_REG_ARM_DEMUX_VAL_MASK 0x00000000000000FF | |
188 | #define KVM_REG_ARM_DEMUX_VAL_SHIFT 0 | |
189 | ||
190 | /* AArch64 system registers */ | |
191 | #define KVM_REG_ARM64_SYSREG (0x0013 << KVM_REG_ARM_COPROC_SHIFT) | |
192 | #define KVM_REG_ARM64_SYSREG_OP0_MASK 0x000000000000c000 | |
193 | #define KVM_REG_ARM64_SYSREG_OP0_SHIFT 14 | |
194 | #define KVM_REG_ARM64_SYSREG_OP1_MASK 0x0000000000003800 | |
195 | #define KVM_REG_ARM64_SYSREG_OP1_SHIFT 11 | |
196 | #define KVM_REG_ARM64_SYSREG_CRN_MASK 0x0000000000000780 | |
197 | #define KVM_REG_ARM64_SYSREG_CRN_SHIFT 7 | |
198 | #define KVM_REG_ARM64_SYSREG_CRM_MASK 0x0000000000000078 | |
199 | #define KVM_REG_ARM64_SYSREG_CRM_SHIFT 3 | |
200 | #define KVM_REG_ARM64_SYSREG_OP2_MASK 0x0000000000000007 | |
201 | #define KVM_REG_ARM64_SYSREG_OP2_SHIFT 0 | |
202 | ||
39735a3a AP |
203 | #define ARM64_SYS_REG_SHIFT_MASK(x,n) \ |
204 | (((x) << KVM_REG_ARM64_SYSREG_ ## n ## _SHIFT) & \ | |
205 | KVM_REG_ARM64_SYSREG_ ## n ## _MASK) | |
206 | ||
207 | #define __ARM64_SYS_REG(op0,op1,crn,crm,op2) \ | |
208 | (KVM_REG_ARM64 | KVM_REG_ARM64_SYSREG | \ | |
209 | ARM64_SYS_REG_SHIFT_MASK(op0, OP0) | \ | |
210 | ARM64_SYS_REG_SHIFT_MASK(op1, OP1) | \ | |
211 | ARM64_SYS_REG_SHIFT_MASK(crn, CRN) | \ | |
212 | ARM64_SYS_REG_SHIFT_MASK(crm, CRM) | \ | |
213 | ARM64_SYS_REG_SHIFT_MASK(op2, OP2)) | |
214 | ||
215 | #define ARM64_SYS_REG(...) (__ARM64_SYS_REG(__VA_ARGS__) | KVM_REG_SIZE_U64) | |
216 | ||
5c5196da CD |
217 | /* Physical Timer EL0 Registers */ |
218 | #define KVM_REG_ARM_PTIMER_CTL ARM64_SYS_REG(3, 3, 14, 2, 1) | |
219 | #define KVM_REG_ARM_PTIMER_CVAL ARM64_SYS_REG(3, 3, 14, 2, 2) | |
220 | #define KVM_REG_ARM_PTIMER_CNT ARM64_SYS_REG(3, 3, 14, 0, 1) | |
221 | ||
222 | /* EL0 Virtual Timer Registers */ | |
39735a3a AP |
223 | #define KVM_REG_ARM_TIMER_CTL ARM64_SYS_REG(3, 3, 14, 3, 1) |
224 | #define KVM_REG_ARM_TIMER_CNT ARM64_SYS_REG(3, 3, 14, 3, 2) | |
225 | #define KVM_REG_ARM_TIMER_CVAL ARM64_SYS_REG(3, 3, 14, 0, 2) | |
226 | ||
85bd0ba1 MZ |
227 | /* KVM-as-firmware specific pseudo-registers */ |
228 | #define KVM_REG_ARM_FW (0x0014 << KVM_REG_ARM_COPROC_SHIFT) | |
229 | #define KVM_REG_ARM_FW_REG(r) (KVM_REG_ARM64 | KVM_REG_SIZE_U64 | \ | |
230 | KVM_REG_ARM_FW | ((r) & 0xffff)) | |
231 | #define KVM_REG_ARM_PSCI_VERSION KVM_REG_ARM_FW_REG(0) | |
99adb567 AP |
232 | #define KVM_REG_ARM_SMCCC_ARCH_WORKAROUND_1 KVM_REG_ARM_FW_REG(1) |
233 | #define KVM_REG_ARM_SMCCC_ARCH_WORKAROUND_1_NOT_AVAIL 0 | |
234 | #define KVM_REG_ARM_SMCCC_ARCH_WORKAROUND_1_AVAIL 1 | |
235 | #define KVM_REG_ARM_SMCCC_ARCH_WORKAROUND_1_NOT_REQUIRED 2 | |
236 | #define KVM_REG_ARM_SMCCC_ARCH_WORKAROUND_2 KVM_REG_ARM_FW_REG(2) | |
237 | #define KVM_REG_ARM_SMCCC_ARCH_WORKAROUND_2_NOT_AVAIL 0 | |
238 | #define KVM_REG_ARM_SMCCC_ARCH_WORKAROUND_2_UNKNOWN 1 | |
239 | #define KVM_REG_ARM_SMCCC_ARCH_WORKAROUND_2_AVAIL 2 | |
240 | #define KVM_REG_ARM_SMCCC_ARCH_WORKAROUND_2_NOT_REQUIRED 3 | |
241 | #define KVM_REG_ARM_SMCCC_ARCH_WORKAROUND_2_ENABLED (1U << 4) | |
85bd0ba1 | 242 | |
e1c9c983 DM |
243 | /* SVE registers */ |
244 | #define KVM_REG_ARM64_SVE (0x15 << KVM_REG_ARM_COPROC_SHIFT) | |
245 | ||
246 | /* Z- and P-regs occupy blocks at the following offsets within this range: */ | |
247 | #define KVM_REG_ARM64_SVE_ZREG_BASE 0 | |
248 | #define KVM_REG_ARM64_SVE_PREG_BASE 0x400 | |
8ae6efdd | 249 | #define KVM_REG_ARM64_SVE_FFR_BASE 0x600 |
e1c9c983 | 250 | |
8ae6efdd DM |
251 | #define KVM_ARM64_SVE_NUM_ZREGS __SVE_NUM_ZREGS |
252 | #define KVM_ARM64_SVE_NUM_PREGS __SVE_NUM_PREGS | |
253 | ||
254 | #define KVM_ARM64_SVE_MAX_SLICES 32 | |
255 | ||
256 | #define KVM_REG_ARM64_SVE_ZREG(n, i) \ | |
257 | (KVM_REG_ARM64 | KVM_REG_ARM64_SVE | KVM_REG_ARM64_SVE_ZREG_BASE | \ | |
258 | KVM_REG_SIZE_U2048 | \ | |
259 | (((n) & (KVM_ARM64_SVE_NUM_ZREGS - 1)) << 5) | \ | |
260 | ((i) & (KVM_ARM64_SVE_MAX_SLICES - 1))) | |
261 | ||
262 | #define KVM_REG_ARM64_SVE_PREG(n, i) \ | |
263 | (KVM_REG_ARM64 | KVM_REG_ARM64_SVE | KVM_REG_ARM64_SVE_PREG_BASE | \ | |
264 | KVM_REG_SIZE_U256 | \ | |
265 | (((n) & (KVM_ARM64_SVE_NUM_PREGS - 1)) << 5) | \ | |
266 | ((i) & (KVM_ARM64_SVE_MAX_SLICES - 1))) | |
267 | ||
268 | #define KVM_REG_ARM64_SVE_FFR(i) \ | |
269 | (KVM_REG_ARM64 | KVM_REG_ARM64_SVE | KVM_REG_ARM64_SVE_FFR_BASE | \ | |
270 | KVM_REG_SIZE_U256 | \ | |
271 | ((i) & (KVM_ARM64_SVE_MAX_SLICES - 1))) | |
e1c9c983 | 272 | |
41040cf7 DM |
273 | /* |
274 | * Register values for KVM_REG_ARM64_SVE_ZREG(), KVM_REG_ARM64_SVE_PREG() and | |
275 | * KVM_REG_ARM64_SVE_FFR() are represented in memory in an endianness- | |
276 | * invariant layout which differs from the layout used for the FPSIMD | |
277 | * V-registers on big-endian systems: see sigcontext.h for more explanation. | |
278 | */ | |
279 | ||
4bd774e5 DM |
280 | #define KVM_ARM64_SVE_VQ_MIN __SVE_VQ_MIN |
281 | #define KVM_ARM64_SVE_VQ_MAX __SVE_VQ_MAX | |
282 | ||
9033bba4 DM |
283 | /* Vector lengths pseudo-register: */ |
284 | #define KVM_REG_ARM64_SVE_VLS (KVM_REG_ARM64 | KVM_REG_ARM64_SVE | \ | |
285 | KVM_REG_SIZE_U512 | 0xffff) | |
4bd774e5 DM |
286 | #define KVM_ARM64_SVE_VLS_WORDS \ |
287 | ((KVM_ARM64_SVE_VQ_MAX - KVM_ARM64_SVE_VQ_MIN) / 64 + 1) | |
9033bba4 | 288 | |
2a2f3e26 CD |
289 | /* Device Control API: ARM VGIC */ |
290 | #define KVM_DEV_ARM_VGIC_GRP_ADDR 0 | |
291 | #define KVM_DEV_ARM_VGIC_GRP_DIST_REGS 1 | |
292 | #define KVM_DEV_ARM_VGIC_GRP_CPU_REGS 2 | |
293 | #define KVM_DEV_ARM_VGIC_CPUID_SHIFT 32 | |
294 | #define KVM_DEV_ARM_VGIC_CPUID_MASK (0xffULL << KVM_DEV_ARM_VGIC_CPUID_SHIFT) | |
94574c94 VK |
295 | #define KVM_DEV_ARM_VGIC_V3_MPIDR_SHIFT 32 |
296 | #define KVM_DEV_ARM_VGIC_V3_MPIDR_MASK \ | |
297 | (0xffffffffULL << KVM_DEV_ARM_VGIC_V3_MPIDR_SHIFT) | |
2a2f3e26 CD |
298 | #define KVM_DEV_ARM_VGIC_OFFSET_SHIFT 0 |
299 | #define KVM_DEV_ARM_VGIC_OFFSET_MASK (0xffffffffULL << KVM_DEV_ARM_VGIC_OFFSET_SHIFT) | |
d017d7b0 | 300 | #define KVM_DEV_ARM_VGIC_SYSREG_INSTR_MASK (0xffff) |
a98f26f1 | 301 | #define KVM_DEV_ARM_VGIC_GRP_NR_IRQS 3 |
065c0034 | 302 | #define KVM_DEV_ARM_VGIC_GRP_CTRL 4 |
94574c94 | 303 | #define KVM_DEV_ARM_VGIC_GRP_REDIST_REGS 5 |
d017d7b0 | 304 | #define KVM_DEV_ARM_VGIC_GRP_CPU_SYSREGS 6 |
e96a006c | 305 | #define KVM_DEV_ARM_VGIC_GRP_LEVEL_INFO 7 |
876ae234 | 306 | #define KVM_DEV_ARM_VGIC_GRP_ITS_REGS 8 |
e96a006c VK |
307 | #define KVM_DEV_ARM_VGIC_LINE_LEVEL_INFO_SHIFT 10 |
308 | #define KVM_DEV_ARM_VGIC_LINE_LEVEL_INFO_MASK \ | |
309 | (0x3fffffULL << KVM_DEV_ARM_VGIC_LINE_LEVEL_INFO_SHIFT) | |
310 | #define KVM_DEV_ARM_VGIC_LINE_LEVEL_INTID_MASK 0x3ff | |
311 | #define VGIC_LEVEL_INFO_LINE_LEVEL 0 | |
d017d7b0 | 312 | |
3b65808f EA |
313 | #define KVM_DEV_ARM_VGIC_CTRL_INIT 0 |
314 | #define KVM_DEV_ARM_ITS_SAVE_TABLES 1 | |
315 | #define KVM_DEV_ARM_ITS_RESTORE_TABLES 2 | |
28077125 | 316 | #define KVM_DEV_ARM_VGIC_SAVE_PENDING_TABLES 3 |
3eb4271b | 317 | #define KVM_DEV_ARM_ITS_CTRL_RESET 4 |
2a2f3e26 | 318 | |
bb0c70bc SZ |
319 | /* Device Control API on vcpu fd */ |
320 | #define KVM_ARM_VCPU_PMU_V3_CTRL 0 | |
321 | #define KVM_ARM_VCPU_PMU_V3_IRQ 0 | |
322 | #define KVM_ARM_VCPU_PMU_V3_INIT 1 | |
99a1db7a CD |
323 | #define KVM_ARM_VCPU_TIMER_CTRL 1 |
324 | #define KVM_ARM_VCPU_TIMER_IRQ_VTIMER 0 | |
325 | #define KVM_ARM_VCPU_TIMER_IRQ_PTIMER 1 | |
bb0c70bc | 326 | |
54f81d0e MZ |
327 | /* KVM_IRQ_LINE irq field index values */ |
328 | #define KVM_ARM_IRQ_TYPE_SHIFT 24 | |
329 | #define KVM_ARM_IRQ_TYPE_MASK 0xff | |
330 | #define KVM_ARM_IRQ_VCPU_SHIFT 16 | |
331 | #define KVM_ARM_IRQ_VCPU_MASK 0xff | |
332 | #define KVM_ARM_IRQ_NUM_SHIFT 0 | |
333 | #define KVM_ARM_IRQ_NUM_MASK 0xffff | |
334 | ||
335 | /* irq_type field */ | |
336 | #define KVM_ARM_IRQ_TYPE_CPU 0 | |
337 | #define KVM_ARM_IRQ_TYPE_SPI 1 | |
338 | #define KVM_ARM_IRQ_TYPE_PPI 2 | |
339 | ||
340 | /* out-of-kernel GIC cpu interrupt injection irq_number field */ | |
341 | #define KVM_ARM_IRQ_CPU_IRQ 0 | |
342 | #define KVM_ARM_IRQ_CPU_FIQ 1 | |
343 | ||
fd1d0ddf AP |
344 | /* |
345 | * This used to hold the highest supported SPI, but it is now obsolete | |
346 | * and only here to provide source code level compatibility with older | |
347 | * userland. The highest SPI number can be set via KVM_DEV_ARM_VGIC_GRP_NR_IRQS. | |
348 | */ | |
349 | #ifndef __KERNEL__ | |
54f81d0e | 350 | #define KVM_ARM_IRQ_GIC_MAX 127 |
fd1d0ddf | 351 | #endif |
54f81d0e | 352 | |
174178fe EA |
353 | /* One single KVM irqchip, ie. the VGIC */ |
354 | #define KVM_NR_IRQCHIPS 1 | |
355 | ||
dcd2e40c MZ |
356 | /* PSCI interface */ |
357 | #define KVM_PSCI_FN_BASE 0x95c1ba5e | |
358 | #define KVM_PSCI_FN(n) (KVM_PSCI_FN_BASE + (n)) | |
359 | ||
360 | #define KVM_PSCI_FN_CPU_SUSPEND KVM_PSCI_FN(0) | |
361 | #define KVM_PSCI_FN_CPU_OFF KVM_PSCI_FN(1) | |
362 | #define KVM_PSCI_FN_CPU_ON KVM_PSCI_FN(2) | |
363 | #define KVM_PSCI_FN_MIGRATE KVM_PSCI_FN(3) | |
364 | ||
7d0f84aa AP |
365 | #define KVM_PSCI_RET_SUCCESS PSCI_RET_SUCCESS |
366 | #define KVM_PSCI_RET_NI PSCI_RET_NOT_SUPPORTED | |
367 | #define KVM_PSCI_RET_INVAL PSCI_RET_INVALID_PARAMS | |
368 | #define KVM_PSCI_RET_DENIED PSCI_RET_DENIED | |
dcd2e40c | 369 | |
54f81d0e MZ |
370 | #endif |
371 | ||
372 | #endif /* __ARM_KVM_H__ */ |