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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 __POWERPC_KVM_PPC_H__
#define __POWERPC_KVM_PPC_H__
/* This file exists just so we can dereference kvm_vcpu, avoiding nested header
* dependencies. */
#include <linux/mutex.h>
#include <linux/timer.h>
#include <linux/types.h>
#include <linux/kvm_types.h>
#include <linux/kvm_host.h>
enum emulation_result {
EMULATE_DONE, /* no further processing */
EMULATE_DO_MMIO, /* kvm_run filled with MMIO request */
EMULATE_DO_DCR, /* kvm_run filled with DCR request */
EMULATE_FAIL, /* can't emulate this instruction */
};
extern const unsigned char exception_priority[];
extern const unsigned char priority_exception[];
extern int __kvmppc_vcpu_run(struct kvm_run *kvm_run, struct kvm_vcpu *vcpu);
extern char kvmppc_handlers_start[];
extern unsigned long kvmppc_handler_len;
extern void kvmppc_dump_vcpu(struct kvm_vcpu *vcpu);
extern int kvmppc_handle_load(struct kvm_run *run, struct kvm_vcpu *vcpu,
unsigned int rt, unsigned int bytes,
int is_bigendian);
extern int kvmppc_handle_store(struct kvm_run *run, struct kvm_vcpu *vcpu,
u32 val, unsigned int bytes, int is_bigendian);
extern int kvmppc_emulate_instruction(struct kvm_run *run,
struct kvm_vcpu *vcpu);
extern int kvmppc_emulate_mmio(struct kvm_run *run, struct kvm_vcpu *vcpu);
extern void kvmppc_emulate_dec(struct kvm_vcpu *vcpu);
extern void kvmppc_mmu_map(struct kvm_vcpu *vcpu, u64 gvaddr, gfn_t gfn,
u64 asid, u32 flags);
extern void kvmppc_mmu_priv_switch(struct kvm_vcpu *vcpu, int usermode);
extern void kvmppc_mmu_switch_pid(struct kvm_vcpu *vcpu, u32 pid);
/* Core-specific hooks */
extern int kvmppc_core_check_processor_compat(void);
extern void kvmppc_core_vcpu_load(struct kvm_vcpu *vcpu, int cpu);
extern void kvmppc_core_vcpu_put(struct kvm_vcpu *vcpu);
extern void kvmppc_core_load_guest_debugstate(struct kvm_vcpu *vcpu);
extern void kvmppc_core_load_host_debugstate(struct kvm_vcpu *vcpu);
extern void kvmppc_core_deliver_interrupts(struct kvm_vcpu *vcpu);
extern int kvmppc_core_pending_dec(struct kvm_vcpu *vcpu);
extern void kvmppc_core_queue_program(struct kvm_vcpu *vcpu);
extern void kvmppc_core_queue_dec(struct kvm_vcpu *vcpu);
extern void kvmppc_core_queue_external(struct kvm_vcpu *vcpu,
struct kvm_interrupt *irq);
extern int kvmppc_core_emulate_op(struct kvm_run *run, struct kvm_vcpu *vcpu,
unsigned int op, int *advance);
extern int kvmppc_core_emulate_mtspr(struct kvm_vcpu *vcpu, int sprn, int rs);
extern int kvmppc_core_emulate_mfspr(struct kvm_vcpu *vcpu, int sprn, int rt);
extern void kvmppc_core_destroy_mmu(struct kvm_vcpu *vcpu);
#endif /* __POWERPC_KVM_PPC_H__ */
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