blob: d59bcca1f9d8af1fa962222043a3955c68e2fe06 [file] [log] [blame]
Hollis Blanchard75f74f02008-11-05 09:36:16 -06001/*
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 IBM Corp. 2008
16 *
17 * Authors: Hollis Blanchard <hollisb@us.ibm.com>
18 */
19
20#ifndef __KVM_BOOKE_H__
21#define __KVM_BOOKE_H__
22
23#include <linux/types.h>
24#include <linux/kvm_host.h>
Hollis Blanchardd0c7dc02009-01-03 16:23:06 -060025#include <asm/kvm_ppc.h>
Hollis Blanchard73e75b42008-12-02 15:51:57 -060026#include "timing.h"
Hollis Blanchard75f74f02008-11-05 09:36:16 -060027
Hollis Blanchardd4cf3892008-11-05 09:36:23 -060028/* interrupt priortity ordering */
29#define BOOKE_IRQPRIO_DATA_STORAGE 0
30#define BOOKE_IRQPRIO_INST_STORAGE 1
31#define BOOKE_IRQPRIO_ALIGNMENT 2
32#define BOOKE_IRQPRIO_PROGRAM 3
33#define BOOKE_IRQPRIO_FP_UNAVAIL 4
Hollis Blanchardbb3a8a12009-01-03 16:23:13 -060034#define BOOKE_IRQPRIO_SPE_UNAVAIL 5
35#define BOOKE_IRQPRIO_SPE_FP_DATA 6
36#define BOOKE_IRQPRIO_SPE_FP_ROUND 7
37#define BOOKE_IRQPRIO_SYSCALL 8
38#define BOOKE_IRQPRIO_AP_UNAVAIL 9
39#define BOOKE_IRQPRIO_DTLB_MISS 10
40#define BOOKE_IRQPRIO_ITLB_MISS 11
41#define BOOKE_IRQPRIO_MACHINE_CHECK 12
42#define BOOKE_IRQPRIO_DEBUG 13
43#define BOOKE_IRQPRIO_CRITICAL 14
44#define BOOKE_IRQPRIO_WATCHDOG 15
45#define BOOKE_IRQPRIO_EXTERNAL 16
46#define BOOKE_IRQPRIO_FIT 17
47#define BOOKE_IRQPRIO_DECREMENTER 18
48#define BOOKE_IRQPRIO_PERFORMANCE_MONITOR 19
49#define BOOKE_IRQPRIO_MAX 19
50
51extern unsigned long kvmppc_booke_handlers;
Hollis Blanchardd4cf3892008-11-05 09:36:23 -060052
Hollis Blanchard75f74f02008-11-05 09:36:16 -060053/* Helper function for "full" MSR writes. No need to call this if only EE is
54 * changing. */
55static inline void kvmppc_set_msr(struct kvm_vcpu *vcpu, u32 new_msr)
56{
57 if ((new_msr & MSR_PR) != (vcpu->arch.msr & MSR_PR))
58 kvmppc_mmu_priv_switch(vcpu, new_msr & MSR_PR);
59
60 vcpu->arch.msr = new_msr;
61
Hollis Blanchard73e75b42008-12-02 15:51:57 -060062 if (vcpu->arch.msr & MSR_WE) {
Hollis Blanchard75f74f02008-11-05 09:36:16 -060063 kvm_vcpu_block(vcpu);
Hollis Blanchard73e75b42008-12-02 15:51:57 -060064 kvmppc_set_exit_type(vcpu, EMULATED_MTMSRWE_EXITS);
65 };
Hollis Blanchard75f74f02008-11-05 09:36:16 -060066}
67
Hollis Blanchardd0c7dc02009-01-03 16:23:06 -060068int kvmppc_booke_emulate_op(struct kvm_run *run, struct kvm_vcpu *vcpu,
69 unsigned int inst, int *advance);
70int kvmppc_booke_emulate_mfspr(struct kvm_vcpu *vcpu, int sprn, int rt);
71int kvmppc_booke_emulate_mtspr(struct kvm_vcpu *vcpu, int sprn, int rs);
72
Hollis Blanchard75f74f02008-11-05 09:36:16 -060073#endif /* __KVM_BOOKE_H__ */