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4e342025 AG |
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 SUSE Linux Products GmbH 2009 | |
16 | * | |
17 | * Authors: Alexander Graf <agraf@suse.de> | |
18 | */ | |
19 | ||
20 | #ifndef __ASM_KVM_BOOK3S_H__ | |
21 | #define __ASM_KVM_BOOK3S_H__ | |
22 | ||
23 | #include <linux/types.h> | |
24 | #include <linux/kvm_host.h> | |
7e57cba0 | 25 | #include <asm/kvm_book3s_64_asm.h> |
4e342025 AG |
26 | |
27 | struct kvmppc_slb { | |
28 | u64 esid; | |
29 | u64 vsid; | |
30 | u64 orige; | |
31 | u64 origv; | |
32 | bool valid; | |
33 | bool Ks; | |
34 | bool Kp; | |
35 | bool nx; | |
4b5c9b7f AG |
36 | bool large; /* PTEs are 16MB */ |
37 | bool tb; /* 1TB segment */ | |
4e342025 AG |
38 | bool class; |
39 | }; | |
40 | ||
41 | struct kvmppc_sr { | |
42 | u32 raw; | |
43 | u32 vsid; | |
44 | bool Ks; | |
45 | bool Kp; | |
46 | bool nx; | |
47 | }; | |
48 | ||
49 | struct kvmppc_bat { | |
e15a1137 | 50 | u64 raw; |
4e342025 AG |
51 | u32 bepi; |
52 | u32 bepi_mask; | |
53 | bool vs; | |
54 | bool vp; | |
55 | u32 brpn; | |
56 | u8 wimg; | |
57 | u8 pp; | |
58 | }; | |
59 | ||
60 | struct kvmppc_sid_map { | |
61 | u64 guest_vsid; | |
62 | u64 guest_esid; | |
63 | u64 host_vsid; | |
64 | bool valid; | |
65 | }; | |
66 | ||
67 | #define SID_MAP_BITS 9 | |
68 | #define SID_MAP_NUM (1 << SID_MAP_BITS) | |
69 | #define SID_MAP_MASK (SID_MAP_NUM - 1) | |
70 | ||
71 | struct kvmppc_vcpu_book3s { | |
72 | struct kvm_vcpu vcpu; | |
7e57cba0 | 73 | struct kvmppc_book3s_shadow_vcpu shadow_vcpu; |
4e342025 AG |
74 | struct kvmppc_sid_map sid_map[SID_MAP_NUM]; |
75 | struct kvmppc_slb slb[64]; | |
76 | struct { | |
77 | u64 esid; | |
78 | u64 vsid; | |
79 | } slb_shadow[64]; | |
80 | u8 slb_shadow_max; | |
81 | struct kvmppc_sr sr[16]; | |
82 | struct kvmppc_bat ibat[8]; | |
83 | struct kvmppc_bat dbat[8]; | |
84 | u64 hid[6]; | |
d6d549b2 | 85 | u64 gqr[8]; |
4e342025 AG |
86 | int slb_nr; |
87 | u64 sdr1; | |
88 | u64 dsisr; | |
89 | u64 hior; | |
90 | u64 msr_mask; | |
91 | u64 vsid_first; | |
92 | u64 vsid_next; | |
93 | u64 vsid_max; | |
94 | int context_id; | |
25a8a02d | 95 | ulong prog_flags; /* flags to inject when giving a 700 trap */ |
4e342025 AG |
96 | }; |
97 | ||
98 | #define CONTEXT_HOST 0 | |
99 | #define CONTEXT_GUEST 1 | |
100 | #define CONTEXT_GUEST_END 2 | |
101 | ||
3eeafd7d AG |
102 | #define VSID_REAL_DR 0x7ffffffffff00000 |
103 | #define VSID_REAL_IR 0x7fffffffffe00000 | |
104 | #define VSID_SPLIT_MASK 0x7fffffffffe00000 | |
105 | #define VSID_REAL 0x7fffffffffc00000 | |
106 | #define VSID_BAT 0x7fffffffffb00000 | |
4e342025 AG |
107 | #define VSID_PR 0x8000000000000000 |
108 | ||
109 | extern void kvmppc_mmu_pte_flush(struct kvm_vcpu *vcpu, u64 ea, u64 ea_mask); | |
110 | extern void kvmppc_mmu_pte_vflush(struct kvm_vcpu *vcpu, u64 vp, u64 vp_mask); | |
111 | extern void kvmppc_mmu_pte_pflush(struct kvm_vcpu *vcpu, u64 pa_start, u64 pa_end); | |
112 | extern void kvmppc_set_msr(struct kvm_vcpu *vcpu, u64 new_msr); | |
113 | extern void kvmppc_mmu_book3s_64_init(struct kvm_vcpu *vcpu); | |
114 | extern void kvmppc_mmu_book3s_32_init(struct kvm_vcpu *vcpu); | |
115 | extern int kvmppc_mmu_map_page(struct kvm_vcpu *vcpu, struct kvmppc_pte *pte); | |
116 | extern int kvmppc_mmu_map_segment(struct kvm_vcpu *vcpu, ulong eaddr); | |
117 | extern void kvmppc_mmu_flush_segments(struct kvm_vcpu *vcpu); | |
118 | extern struct kvmppc_pte *kvmppc_mmu_find_pte(struct kvm_vcpu *vcpu, u64 ea, bool data); | |
5467a97d AG |
119 | extern int kvmppc_ld(struct kvm_vcpu *vcpu, ulong *eaddr, int size, void *ptr, bool data); |
120 | extern int kvmppc_st(struct kvm_vcpu *vcpu, ulong *eaddr, int size, void *ptr, bool data); | |
4e342025 | 121 | extern void kvmppc_book3s_queue_irqprio(struct kvm_vcpu *vcpu, unsigned int vec); |
e15a1137 AG |
122 | extern void kvmppc_set_bat(struct kvm_vcpu *vcpu, struct kvmppc_bat *bat, |
123 | bool upper, u32 val); | |
aba3bd7f | 124 | extern void kvmppc_giveup_ext(struct kvm_vcpu *vcpu, ulong msr); |
831317b6 | 125 | extern int kvmppc_emulate_paired_single(struct kvm_run *run, struct kvm_vcpu *vcpu); |
4e342025 AG |
126 | |
127 | extern u32 kvmppc_trampoline_lowmem; | |
128 | extern u32 kvmppc_trampoline_enter; | |
021ec9c6 | 129 | extern void kvmppc_rmcall(ulong srr0, ulong srr1); |
d5e52813 AG |
130 | extern void kvmppc_load_up_fpu(void); |
131 | extern void kvmppc_load_up_altivec(void); | |
132 | extern void kvmppc_load_up_vsx(void); | |
4e342025 AG |
133 | |
134 | static inline struct kvmppc_vcpu_book3s *to_book3s(struct kvm_vcpu *vcpu) | |
135 | { | |
136 | return container_of(vcpu, struct kvmppc_vcpu_book3s, vcpu); | |
137 | } | |
138 | ||
139 | static inline ulong dsisr(void) | |
140 | { | |
141 | ulong r; | |
142 | asm ( "mfdsisr %0 " : "=r" (r) ); | |
143 | return r; | |
144 | } | |
145 | ||
146 | extern void kvm_return_point(void); | |
147 | ||
148 | #define INS_DCBZ 0x7c0007ec | |
149 | ||
150 | #endif /* __ASM_KVM_BOOK3S_H__ */ |