1/* 2 * This program is free software; you can redistribute it and/or modify 3 * it under the terms of the GNU General Public License, version 2, as 4 * published by the Free Software Foundation. 5 * 6 * This program is distributed in the hope that it will be useful, 7 * but WITHOUT ANY WARRANTY; without even the implied warranty of 8 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 9 * GNU General Public License for more details. 10 * 11 * You should have received a copy of the GNU General Public License 12 * along with this program; if not, write to the Free Software 13 * Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. 14 * 15 * Copyright SUSE Linux Products GmbH 2010 16 * 17 * Authors: Alexander Graf <agraf@suse.de> 18 */ 19 20#ifndef __ASM_KVM_BOOKE_H__ 21#define __ASM_KVM_BOOKE_H__ 22 23#include <linux/types.h> 24#include <linux/kvm_host.h> 25 26/* 27 * Number of available lpids. Only the low-order 6 bits of LPID rgister are 28 * implemented on e500mc+ cores. 29 */ 30#define KVMPPC_NR_LPIDS 64 31 32#define KVMPPC_INST_EHPRIV 0x7c00021c 33#define EHPRIV_OC_SHIFT 11 34/* "ehpriv 1" : ehpriv with OC = 1 is used for debug emulation */ 35#define EHPRIV_OC_DEBUG 1 36 37static inline void kvmppc_set_gpr(struct kvm_vcpu *vcpu, int num, ulong val) 38{ 39 vcpu->arch.gpr[num] = val; 40} 41 42static inline ulong kvmppc_get_gpr(struct kvm_vcpu *vcpu, int num) 43{ 44 return vcpu->arch.gpr[num]; 45} 46 47static inline void kvmppc_set_cr(struct kvm_vcpu *vcpu, u32 val) 48{ 49 vcpu->arch.cr = val; 50} 51 52static inline u32 kvmppc_get_cr(struct kvm_vcpu *vcpu) 53{ 54 return vcpu->arch.cr; 55} 56 57static inline void kvmppc_set_xer(struct kvm_vcpu *vcpu, u32 val) 58{ 59 vcpu->arch.xer = val; 60} 61 62static inline u32 kvmppc_get_xer(struct kvm_vcpu *vcpu) 63{ 64 return vcpu->arch.xer; 65} 66 67static inline bool kvmppc_need_byteswap(struct kvm_vcpu *vcpu) 68{ 69 /* XXX Would need to check TLB entry */ 70 return false; 71} 72 73static inline void kvmppc_set_ctr(struct kvm_vcpu *vcpu, ulong val) 74{ 75 vcpu->arch.ctr = val; 76} 77 78static inline ulong kvmppc_get_ctr(struct kvm_vcpu *vcpu) 79{ 80 return vcpu->arch.ctr; 81} 82 83static inline void kvmppc_set_lr(struct kvm_vcpu *vcpu, ulong val) 84{ 85 vcpu->arch.lr = val; 86} 87 88static inline ulong kvmppc_get_lr(struct kvm_vcpu *vcpu) 89{ 90 return vcpu->arch.lr; 91} 92 93static inline void kvmppc_set_pc(struct kvm_vcpu *vcpu, ulong val) 94{ 95 vcpu->arch.pc = val; 96} 97 98static inline ulong kvmppc_get_pc(struct kvm_vcpu *vcpu) 99{ 100 return vcpu->arch.pc; 101} 102 103static inline ulong kvmppc_get_fault_dar(struct kvm_vcpu *vcpu) 104{ 105 return vcpu->arch.fault_dear; 106} 107 108static inline bool kvmppc_supports_magic_page(struct kvm_vcpu *vcpu) 109{ 110 /* Magic page is only supported on e500v2 */ 111#ifdef CONFIG_KVM_E500V2 112 return true; 113#else 114 return false; 115#endif 116} 117#endif /* __ASM_KVM_BOOKE_H__ */ 118