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.
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.
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.
15 * Copyright IBM Corp. 2008
17 * Authors: Hollis Blanchard <hollisb@us.ibm.com>
20 #ifndef __KVM_BOOKE_H__
21 #define __KVM_BOOKE_H__
23 #include <linux/types.h>
24 #include <linux/kvm_host.h>
25 #include <asm/kvm_ppc.h>
28 /* 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
34 #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 /* Internal pseudo-irqprio for level triggered externals */
50 #define BOOKE_IRQPRIO_EXTERNAL_LEVEL 20
51 #define BOOKE_IRQPRIO_MAX 20
53 extern unsigned long kvmppc_booke_handlers;
55 void kvmppc_set_msr(struct kvm_vcpu *vcpu, u32 new_msr);
56 void kvmppc_mmu_msr_notify(struct kvm_vcpu *vcpu, u32 old_msr);
58 void kvmppc_set_tcr(struct kvm_vcpu *vcpu, u32 new_tcr);
59 void kvmppc_set_tsr_bits(struct kvm_vcpu *vcpu, u32 tsr_bits);
60 void kvmppc_clr_tsr_bits(struct kvm_vcpu *vcpu, u32 tsr_bits);
62 int kvmppc_booke_emulate_op(struct kvm_run *run, struct kvm_vcpu *vcpu,
63 unsigned int inst, int *advance);
64 int kvmppc_booke_emulate_mfspr(struct kvm_vcpu *vcpu, int sprn, int rt);
65 int kvmppc_booke_emulate_mtspr(struct kvm_vcpu *vcpu, int sprn, int rs);
67 /* low-level asm code to transfer guest state */
68 void kvmppc_load_guest_spe(struct kvm_vcpu *vcpu);
69 void kvmppc_save_guest_spe(struct kvm_vcpu *vcpu);
71 /* high-level function, manages flags, host state */
72 void kvmppc_vcpu_disable_spe(struct kvm_vcpu *vcpu);
74 #endif /* __KVM_BOOKE_H__ */