projects / mirror_ubuntu-zesty-kernel.git / blame
| Commit | Line | Data |
|---|---|---|
| fd9fc9f7 MZ |
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 | ||
| 45451914 MZ |
21 | #include <asm/virt.h> |
| 22 | ||
| 20163403 MZ |
23 | #define ARM_EXIT_WITH_SERROR_BIT 31 |
| 24 | #define ARM_EXCEPTION_CODE(x) ((x) & ~(1U << ARM_EXIT_WITH_SERROR_BIT)) | |
| 25 | #define ARM_SERROR_PENDING(x) !!((x) & (1U << ARM_EXIT_WITH_SERROR_BIT)) | |
| 26 | ||
| fd9fc9f7 | 27 | #define ARM_EXCEPTION_IRQ 0 |
| 9aecafc8 MZ |
28 | #define ARM_EXCEPTION_EL1_SERROR 1 |
| 29 | #define ARM_EXCEPTION_TRAP 2 | |
| c94b0cf2 | 30 | /* The hyp-stub will return this for any kvm_call_hyp() call */ |
| 9aecafc8 | 31 | #define ARM_EXCEPTION_HYP_GONE 3 |
| fd9fc9f7 | 32 | |
| 0c557ed4 MZ |
33 | #define KVM_ARM64_DEBUG_DIRTY_SHIFT 0 |
| 34 | #define KVM_ARM64_DEBUG_DIRTY (1 << KVM_ARM64_DEBUG_DIRTY_SHIFT) | |
| 35 | ||
| 2510ffe1 MZ |
36 | #define kvm_ksym_ref(sym) \ |
| 37 | ({ \ | |
| 38 | void *val = &sym; \ | |
| 39 | if (!is_kernel_in_hyp_mode()) \ | |
| 40 | val = phys_to_virt((u64)&sym - kimage_voffset); \ | |
| 41 | val; \ | |
| 42 | }) | |
| a0bf9776 | 43 | |
| fd9fc9f7 MZ |
44 | #ifndef __ASSEMBLY__ |
| 45 | struct kvm; | |
| 46 | struct kvm_vcpu; | |
| 47 | ||
| 48 | extern char __kvm_hyp_init[]; | |
| 49 | extern char __kvm_hyp_init_end[]; | |
| 67f69197 | 50 | extern char __kvm_hyp_reset[]; |
| fd9fc9f7 MZ |
51 | |
| 52 | extern char __kvm_hyp_vector[]; | |
| 53 | ||
| fd9fc9f7 MZ |
54 | extern void __kvm_flush_vm_context(void); |
| 55 | extern void __kvm_tlb_flush_vmid_ipa(struct kvm *kvm, phys_addr_t ipa); | |
| 8199ed0e | 56 | extern void __kvm_tlb_flush_vmid(struct kvm *kvm); |
| 94d0e598 | 57 | extern void __kvm_tlb_flush_local_vmid(struct kvm_vcpu *vcpu); |
| fd9fc9f7 MZ |
58 | |
| 59 | extern int __kvm_vcpu_run(struct kvm_vcpu *vcpu); | |
| 1a9b1305 | 60 | |
| b2fb1c0d | 61 | extern u64 __vgic_v3_get_ich_vtr_el2(void); |
| 0d98d00b | 62 | extern void __vgic_v3_init_lrs(void); |
| b2fb1c0d | 63 | |
| 56c7f5e7 AB |
64 | extern u32 __kvm_get_mdcr_el2(void); |
| 65 | ||
| 6141570c | 66 | extern u32 __init_stage2_translation(void); |
| 3a3604bc | 67 | |
| fd9fc9f7 MZ |
68 | #endif |
| 69 | ||
| 70 | #endif /* __ARM_KVM_ASM_H__ */ |