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/*
* 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 IBM Corp. 2008
*
* Authors: Hollis Blanchard <hollisb@us.ibm.com>
*/
#ifndef __KVM_BOOKE_H__
#define __KVM_BOOKE_H__
#include <linux/types.h>
#include <linux/kvm_host.h>
#include <asm/kvm_ppc.h>
#include "timing.h"
/* interrupt priortity ordering */
#define BOOKE_IRQPRIO_DATA_STORAGE 0
#define BOOKE_IRQPRIO_INST_STORAGE 1
#define BOOKE_IRQPRIO_ALIGNMENT 2
#define BOOKE_IRQPRIO_PROGRAM 3
#define BOOKE_IRQPRIO_FP_UNAVAIL 4
#define BOOKE_IRQPRIO_SYSCALL 5
#define BOOKE_IRQPRIO_AP_UNAVAIL 6
#define BOOKE_IRQPRIO_DTLB_MISS 7
#define BOOKE_IRQPRIO_ITLB_MISS 8
#define BOOKE_IRQPRIO_MACHINE_CHECK 9
#define BOOKE_IRQPRIO_DEBUG 10
#define BOOKE_IRQPRIO_CRITICAL 11
#define BOOKE_IRQPRIO_WATCHDOG 12
#define BOOKE_IRQPRIO_EXTERNAL 13
#define BOOKE_IRQPRIO_FIT 14
#define BOOKE_IRQPRIO_DECREMENTER 15
#define BOOKE_IRQPRIO_MAX 15
/* Helper function for "full" MSR writes. No need to call this if only EE is
* changing. */
static inline void kvmppc_set_msr(struct kvm_vcpu *vcpu, u32 new_msr)
{
if ((new_msr & MSR_PR) != (vcpu->arch.msr & MSR_PR))
kvmppc_mmu_priv_switch(vcpu, new_msr & MSR_PR);
vcpu->arch.msr = new_msr;
if (vcpu->arch.msr & MSR_WE) {
kvm_vcpu_block(vcpu);
kvmppc_set_exit_type(vcpu, EMULATED_MTMSRWE_EXITS);
};
}
int kvmppc_booke_emulate_op(struct kvm_run *run, struct kvm_vcpu *vcpu,
unsigned int inst, int *advance);
int kvmppc_booke_emulate_mfspr(struct kvm_vcpu *vcpu, int sprn, int rt);
int kvmppc_booke_emulate_mtspr(struct kvm_vcpu *vcpu, int sprn, int rs);
#endif /* __KVM_BOOKE_H__ */
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