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1 | /* |
2 | * Copyright (C) 2012,2013 - ARM Ltd | |
3 | * Author: Marc Zyngier <marc.zyngier@arm.com> | |
4 | * | |
5 | * This program is free software; you can redistribute it and/or modify | |
6 | * it under the terms of the GNU General Public License version 2 as | |
7 | * published by the Free Software Foundation. | |
8 | * | |
9 | * This program is distributed in the hope that it will be useful, | |
10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
12 | * GNU General Public License for more details. | |
13 | * | |
14 | * You should have received a copy of the GNU General Public License | |
15 | * along with this program. If not, see <http://www.gnu.org/licenses/>. | |
16 | */ | |
17 | ||
18 | #ifndef __ARM_KVM_ASM_H__ | |
19 | #define __ARM_KVM_ASM_H__ | |
20 | ||
21 | /* | |
22 | * 0 is reserved as an invalid value. | |
23 | * Order *must* be kept in sync with the hyp switch code. | |
24 | */ | |
25 | #define MPIDR_EL1 1 /* MultiProcessor Affinity Register */ | |
26 | #define CSSELR_EL1 2 /* Cache Size Selection Register */ | |
27 | #define SCTLR_EL1 3 /* System Control Register */ | |
28 | #define ACTLR_EL1 4 /* Auxilliary Control Register */ | |
29 | #define CPACR_EL1 5 /* Coprocessor Access Control */ | |
30 | #define TTBR0_EL1 6 /* Translation Table Base Register 0 */ | |
31 | #define TTBR1_EL1 7 /* Translation Table Base Register 1 */ | |
32 | #define TCR_EL1 8 /* Translation Control Register */ | |
33 | #define ESR_EL1 9 /* Exception Syndrome Register */ | |
34 | #define AFSR0_EL1 10 /* Auxilary Fault Status Register 0 */ | |
35 | #define AFSR1_EL1 11 /* Auxilary Fault Status Register 1 */ | |
36 | #define FAR_EL1 12 /* Fault Address Register */ | |
37 | #define MAIR_EL1 13 /* Memory Attribute Indirection Register */ | |
38 | #define VBAR_EL1 14 /* Vector Base Address Register */ | |
39 | #define CONTEXTIDR_EL1 15 /* Context ID Register */ | |
40 | #define TPIDR_EL0 16 /* Thread ID, User R/W */ | |
41 | #define TPIDRRO_EL0 17 /* Thread ID, User R/O */ | |
42 | #define TPIDR_EL1 18 /* Thread ID, Privileged */ | |
43 | #define AMAIR_EL1 19 /* Aux Memory Attribute Indirection Register */ | |
44 | #define CNTKCTL_EL1 20 /* Timer Control Register (EL1) */ | |
45 | #define NR_SYS_REGS 21 | |
46 | ||
47 | #define ARM_EXCEPTION_IRQ 0 | |
48 | #define ARM_EXCEPTION_TRAP 1 | |
49 | ||
50 | #ifndef __ASSEMBLY__ | |
51 | struct kvm; | |
52 | struct kvm_vcpu; | |
53 | ||
54 | extern char __kvm_hyp_init[]; | |
55 | extern char __kvm_hyp_init_end[]; | |
56 | ||
57 | extern char __kvm_hyp_vector[]; | |
58 | ||
59 | extern char __kvm_hyp_code_start[]; | |
60 | extern char __kvm_hyp_code_end[]; | |
61 | ||
62 | extern void __kvm_flush_vm_context(void); | |
63 | extern void __kvm_tlb_flush_vmid_ipa(struct kvm *kvm, phys_addr_t ipa); | |
64 | ||
65 | extern int __kvm_vcpu_run(struct kvm_vcpu *vcpu); | |
66 | #endif | |
67 | ||
68 | #endif /* __ARM_KVM_ASM_H__ */ |