/* SPDX-License-Identifier: GPL-2.0-only */ /** * Copyright (c) 2021 Western Digital Corporation or its affiliates. * * Authors: * Atish Patra <atish.patra@wdc.com> */ #ifndef __RISCV_KVM_VCPU_SBI_H__ #define __RISCV_KVM_VCPU_SBI_H__ #define KVM_SBI_IMPID 3 #define KVM_SBI_VERSION_MAJOR 0 #define KVM_SBI_VERSION_MINOR 3 struct kvm_vcpu_sbi_extension { unsigned long extid_start; unsigned long extid_end; /** * SBI extension handler. It can be defined for a given extension or group of * extension. But it should always return linux error codes rather than SBI * specific error codes. */ int (*handler)(struct kvm_vcpu *vcpu, struct kvm_run *run, unsigned long *out_val, struct kvm_cpu_trap *utrap, bool *exit); }; void kvm_riscv_vcpu_sbi_forward(struct kvm_vcpu *vcpu, struct kvm_run *run); void kvm_riscv_vcpu_sbi_system_reset(struct kvm_vcpu *vcpu, struct kvm_run *run, u32 type, u64 flags); const struct kvm_vcpu_sbi_extension *kvm_vcpu_sbi_find_ext(unsigned long extid); #endif /* __RISCV_KVM_VCPU_SBI_H__ */