diff options
Diffstat (limited to 'arch/powerpc/include/asm/kvm_44x.h')
-rw-r--r-- | arch/powerpc/include/asm/kvm_44x.h | 67 |
1 files changed, 0 insertions, 67 deletions
diff --git a/arch/powerpc/include/asm/kvm_44x.h b/arch/powerpc/include/asm/kvm_44x.h deleted file mode 100644 index a0e57618ff33..000000000000 --- a/arch/powerpc/include/asm/kvm_44x.h +++ /dev/null | |||
@@ -1,67 +0,0 @@ | |||
1 | /* | ||
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 __ASM_44X_H__ | ||
21 | #define __ASM_44X_H__ | ||
22 | |||
23 | #include <linux/kvm_host.h> | ||
24 | |||
25 | #define PPC44x_TLB_SIZE 64 | ||
26 | |||
27 | /* If the guest is expecting it, this can be as large as we like; we'd just | ||
28 | * need to find some way of advertising it. */ | ||
29 | #define KVM44x_GUEST_TLB_SIZE 64 | ||
30 | |||
31 | struct kvmppc_44x_tlbe { | ||
32 | u32 tid; /* Only the low 8 bits are used. */ | ||
33 | u32 word0; | ||
34 | u32 word1; | ||
35 | u32 word2; | ||
36 | }; | ||
37 | |||
38 | struct kvmppc_44x_shadow_ref { | ||
39 | struct page *page; | ||
40 | u16 gtlb_index; | ||
41 | u8 writeable; | ||
42 | u8 tid; | ||
43 | }; | ||
44 | |||
45 | struct kvmppc_vcpu_44x { | ||
46 | /* Unmodified copy of the guest's TLB. */ | ||
47 | struct kvmppc_44x_tlbe guest_tlb[KVM44x_GUEST_TLB_SIZE]; | ||
48 | |||
49 | /* References to guest pages in the hardware TLB. */ | ||
50 | struct kvmppc_44x_shadow_ref shadow_refs[PPC44x_TLB_SIZE]; | ||
51 | |||
52 | /* State of the shadow TLB at guest context switch time. */ | ||
53 | struct kvmppc_44x_tlbe shadow_tlb[PPC44x_TLB_SIZE]; | ||
54 | u8 shadow_tlb_mod[PPC44x_TLB_SIZE]; | ||
55 | |||
56 | struct kvm_vcpu vcpu; | ||
57 | }; | ||
58 | |||
59 | static inline struct kvmppc_vcpu_44x *to_44x(struct kvm_vcpu *vcpu) | ||
60 | { | ||
61 | return container_of(vcpu, struct kvmppc_vcpu_44x, vcpu); | ||
62 | } | ||
63 | |||
64 | void kvmppc_44x_tlb_put(struct kvm_vcpu *vcpu); | ||
65 | void kvmppc_44x_tlb_load(struct kvm_vcpu *vcpu); | ||
66 | |||
67 | #endif /* __ASM_44X_H__ */ | ||