| /* SPDX-License-Identifier: GPL-2.0 */ | |
| /* Copyright (C) 2019 Arm Ltd. */ | |
| #ifndef __KVM_ARM_HYPERCALLS_H | |
| #define __KVM_ARM_HYPERCALLS_H | |
| #include <asm/kvm_emulate.h> | |
| int kvm_hvc_call_handler(struct kvm_vcpu *vcpu); | |
| static inline u32 smccc_get_function(struct kvm_vcpu *vcpu) | |
| { | |
| return vcpu_get_reg(vcpu, 0); | |
| } | |
| static inline unsigned long smccc_get_arg1(struct kvm_vcpu *vcpu) | |
| { | |
| return vcpu_get_reg(vcpu, 1); | |
| } | |
| static inline unsigned long smccc_get_arg2(struct kvm_vcpu *vcpu) | |
| { | |
| return vcpu_get_reg(vcpu, 2); | |
| } | |
| static inline unsigned long smccc_get_arg3(struct kvm_vcpu *vcpu) | |
| { | |
| return vcpu_get_reg(vcpu, 3); | |
| } | |
| static inline void smccc_set_retval(struct kvm_vcpu *vcpu, | |
| unsigned long a0, | |
| unsigned long a1, | |
| unsigned long a2, | |
| unsigned long a3) | |
| { | |
| vcpu_set_reg(vcpu, 0, a0); | |
| vcpu_set_reg(vcpu, 1, a1); | |
| vcpu_set_reg(vcpu, 2, a2); | |
| vcpu_set_reg(vcpu, 3, a3); | |
| } | |
| #endif |