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1 /* SPDX-License-Identifier: GPL-2.0-only */
2 /*
3  * Copyright (C) 2012,2013 - ARM Ltd
4  * Author: Marc Zyngier <marc.zyngier@arm.com>
5  *
6  * Derived from arch/arm/include/asm/kvm_coproc.h
7  * Copyright (C) 2012 Rusty Russell IBM Corporation
8  */
9 
10 #ifndef __ARM64_KVM_COPROC_H__
11 #define __ARM64_KVM_COPROC_H__
12 
13 #include <linux/kvm_host.h>
14 
15 void kvm_reset_sys_regs(struct kvm_vcpu *vcpu);
16 
17 struct kvm_sys_reg_table {
18 	const struct sys_reg_desc *table;
19 	size_t num;
20 };
21 
22 int kvm_handle_cp14_load_store(struct kvm_vcpu *vcpu);
23 int kvm_handle_cp14_32(struct kvm_vcpu *vcpu);
24 int kvm_handle_cp14_64(struct kvm_vcpu *vcpu);
25 int kvm_handle_cp15_32(struct kvm_vcpu *vcpu);
26 int kvm_handle_cp15_64(struct kvm_vcpu *vcpu);
27 int kvm_handle_sys_reg(struct kvm_vcpu *vcpu);
28 
29 #define kvm_coproc_table_init kvm_sys_reg_table_init
30 void kvm_sys_reg_table_init(void);
31 
32 struct kvm_one_reg;
33 int kvm_arm_copy_sys_reg_indices(struct kvm_vcpu *vcpu, u64 __user *uindices);
34 int kvm_arm_sys_reg_get_reg(struct kvm_vcpu *vcpu, const struct kvm_one_reg *);
35 int kvm_arm_sys_reg_set_reg(struct kvm_vcpu *vcpu, const struct kvm_one_reg *);
36 unsigned long kvm_arm_num_sys_reg_descs(struct kvm_vcpu *vcpu);
37 
38 #endif /* __ARM64_KVM_COPROC_H__ */
39