Add asm/kvm_book3s.h

/*

 * This program is free software; you can redistribute it and/or modify

 * it under the terms of the GNU General Public License, version 2, as

 * published by the Free Software Foundation.

 *

 * This program is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

 * GNU General Public License for more details.

 *

 * You should have received a copy of the GNU General Public License

 * along with this program; if not, write to the Free Software

 * Foundation, 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.

 *

 * Copyright SUSE Linux Products GmbH 2009

 *

 * Authors: Alexander Graf <agraf@suse.de>

 */

#ifndef __ASM_KVM_BOOK3S_H__

#define __ASM_KVM_BOOK3S_H__

#include <linux/types.h>

#include <linux/kvm_host.h>

#include <asm/kvm_ppc.h>

struct kvmppc_slb {

	u64 esid;

	u64 vsid;

	u64 orige;

	u64 origv;

	bool valid;

	bool Ks;

	bool Kp;

	bool nx;

	bool large;

	bool class;

};

struct kvmppc_sr {

	u32 raw;

	u32 vsid;

	bool Ks;

	bool Kp;

	bool nx;

};

struct kvmppc_bat {

	u32 bepi;

	u32 bepi_mask;

	bool vs;

	bool vp;

	u32 brpn;

	u8 wimg;

	u8 pp;

};

struct kvmppc_sid_map {

	u64 guest_vsid;

	u64 guest_esid;

	u64 host_vsid;

	bool valid;

};

#define SID_MAP_BITS    9

#define SID_MAP_NUM     (1 << SID_MAP_BITS)

#define SID_MAP_MASK    (SID_MAP_NUM - 1)

struct kvmppc_vcpu_book3s {

	struct kvm_vcpu vcpu;

	struct kvmppc_sid_map sid_map[SID_MAP_NUM];

	struct kvmppc_slb slb[64];

	struct {

		u64 esid;

		u64 vsid;

	} slb_shadow[64];

	u8 slb_shadow_max;

	struct kvmppc_sr sr[16];

	struct kvmppc_bat ibat[8];

	struct kvmppc_bat dbat[8];

	u64 hid[6];

	int slb_nr;

	u64 sdr1;

	u64 dsisr;

	u64 hior;

	u64 msr_mask;

	u64 vsid_first;

	u64 vsid_next;

	u64 vsid_max;

	int context_id;

};

#define CONTEXT_HOST		0

#define CONTEXT_GUEST		1

#define CONTEXT_GUEST_END	2

#define VSID_REAL	0xfffffffffff00000

#define VSID_REAL_DR	0xffffffffffe00000

#define VSID_REAL_IR	0xffffffffffd00000

#define VSID_BAT	0xffffffffffc00000

#define VSID_PR		0x8000000000000000

extern void kvmppc_mmu_pte_flush(struct kvm_vcpu *vcpu, u64 ea, u64 ea_mask);

extern void kvmppc_mmu_pte_vflush(struct kvm_vcpu *vcpu, u64 vp, u64 vp_mask);

extern void kvmppc_mmu_pte_pflush(struct kvm_vcpu *vcpu, u64 pa_start, u64 pa_end);

extern void kvmppc_set_msr(struct kvm_vcpu *vcpu, u64 new_msr);

extern void kvmppc_mmu_book3s_64_init(struct kvm_vcpu *vcpu);

extern void kvmppc_mmu_book3s_32_init(struct kvm_vcpu *vcpu);

extern int kvmppc_mmu_map_page(struct kvm_vcpu *vcpu, struct kvmppc_pte *pte);

extern int kvmppc_mmu_map_segment(struct kvm_vcpu *vcpu, ulong eaddr);

extern void kvmppc_mmu_flush_segments(struct kvm_vcpu *vcpu);

extern struct kvmppc_pte *kvmppc_mmu_find_pte(struct kvm_vcpu *vcpu, u64 ea, bool data);

extern int kvmppc_ld(struct kvm_vcpu *vcpu, ulong eaddr, int size, void *ptr, bool data);

extern int kvmppc_st(struct kvm_vcpu *vcpu, ulong eaddr, int size, void *ptr);

extern void kvmppc_book3s_queue_irqprio(struct kvm_vcpu *vcpu, unsigned int vec);

extern u32 kvmppc_trampoline_lowmem;

extern u32 kvmppc_trampoline_enter;

static inline struct kvmppc_vcpu_book3s *to_book3s(struct kvm_vcpu *vcpu)

{

	return container_of(vcpu, struct kvmppc_vcpu_book3s, vcpu);

}

static inline ulong dsisr(void)

{

	ulong r;

	asm ( "mfdsisr %0 " : "=r" (r) );

	return r;

}

extern void kvm_return_point(void);

#define INS_DCBZ			0x7c0007ec

#endif /* __ASM_KVM_BOOK3S_H__ */