LXR linux/arch/powerpc/include/asm/kvm

   1/*
   2 * Copyright (C) 2008 Freescale Semiconductor, Inc. All rights reserved.
   3 *
   4 * Author: Yu Liu, <yu.liu@freescale.com>
   5 *
   6 * Description:
   7 * This file is derived from arch/powerpc/include/asm/kvm_44x.h,
   8 * by Hollis Blanchard <hollisb@us.ibm.com>.
   9 *
  10 * This program is free software; you can redistribute it and/or modify
  11 * it under the terms of the GNU General Public License, version 2, as
  12 * published by the Free Software Foundation.
  13 */
  14
  15#ifndef __ASM_KVM_E500_H__
  16#define __ASM_KVM_E500_H__
  17
  18#include <linux/kvm_host.h>
  19
  20#define BOOKE_INTERRUPT_SIZE 36
  21
  22#define E500_PID_NUM   3
  23#define E500_TLB_NUM   2
  24
  25struct tlbe{
  26        u32 mas1;
  27        u32 mas2;
  28        u32 mas3;
  29        u32 mas7;
  30};
  31
  32struct kvmppc_vcpu_e500 {
  33        /* Unmodified copy of the guest's TLB. */
  34        struct tlbe *guest_tlb[E500_TLB_NUM];
  35        /* TLB that's actually used when the guest is running. */
  36        struct tlbe *shadow_tlb[E500_TLB_NUM];
  37        /* Pages which are referenced in the shadow TLB. */
  38        struct page **shadow_pages[E500_TLB_NUM];
  39
  40        unsigned int guest_tlb_size[E500_TLB_NUM];
  41        unsigned int shadow_tlb_size[E500_TLB_NUM];
  42        unsigned int guest_tlb_nv[E500_TLB_NUM];
  43
  44        u32 host_pid[E500_PID_NUM];
  45        u32 pid[E500_PID_NUM];
  46
  47        u32 mas0;
  48        u32 mas1;
  49        u32 mas2;
  50        u32 mas3;
  51        u32 mas4;
  52        u32 mas5;
  53        u32 mas6;
  54        u32 mas7;
  55        u32 l1csr1;
  56        u32 hid0;
  57        u32 hid1;
  58
  59        struct kvm_vcpu vcpu;
  60};
  61
  62static inline struct kvmppc_vcpu_e500 *to_e500(struct kvm_vcpu *vcpu)
  63{
  64        return container_of(vcpu, struct kvmppc_vcpu_e500, vcpu);
  65}
  66
  67#endif /* __ASM_KVM_E500_H__ */
  68