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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; | |
4b389ca2 | 47 | bool valid; |
4e342025 AG |
48 | }; |
49 | ||
50 | struct kvmppc_bat { | |
e15a1137 | 51 | u64 raw; |
4e342025 AG |
52 | u32 bepi; |
53 | u32 bepi_mask; | |
54 | bool vs; | |
55 | bool vp; | |
56 | u32 brpn; | |
57 | u8 wimg; | |
58 | u8 pp; | |
59 | }; | |
60 | ||
61 | struct kvmppc_sid_map { | |
62 | u64 guest_vsid; | |
63 | u64 guest_esid; | |
64 | u64 host_vsid; | |
65 | bool valid; | |
66 | }; | |
67 | ||
68 | #define SID_MAP_BITS 9 | |
69 | #define SID_MAP_NUM (1 << SID_MAP_BITS) | |
70 | #define SID_MAP_MASK (SID_MAP_NUM - 1) | |
71 | ||
72 | struct kvmppc_vcpu_book3s { | |
73 | struct kvm_vcpu vcpu; | |
7e57cba0 | 74 | struct kvmppc_book3s_shadow_vcpu shadow_vcpu; |
4e342025 AG |
75 | struct kvmppc_sid_map sid_map[SID_MAP_NUM]; |
76 | struct kvmppc_slb slb[64]; | |
77 | struct { | |
78 | u64 esid; | |
79 | u64 vsid; | |
80 | } slb_shadow[64]; | |
81 | u8 slb_shadow_max; | |
82 | struct kvmppc_sr sr[16]; | |
83 | struct kvmppc_bat ibat[8]; | |
84 | struct kvmppc_bat dbat[8]; | |
85 | u64 hid[6]; | |
d6d549b2 | 86 | u64 gqr[8]; |
4e342025 | 87 | int slb_nr; |
c8027f16 | 88 | u32 dsisr; |
4e342025 | 89 | u64 sdr1; |
4e342025 AG |
90 | u64 hior; |
91 | u64 msr_mask; | |
92 | u64 vsid_first; | |
93 | u64 vsid_next; | |
94 | u64 vsid_max; | |
95 | int context_id; | |
25a8a02d | 96 | ulong prog_flags; /* flags to inject when giving a 700 trap */ |
4e342025 AG |
97 | }; |
98 | ||
99 | #define CONTEXT_HOST 0 | |
100 | #define CONTEXT_GUEST 1 | |
101 | #define CONTEXT_GUEST_END 2 | |
102 | ||
5a1b419f AG |
103 | #define VSID_REAL_DR 0x7ffffffffff00000ULL |
104 | #define VSID_REAL_IR 0x7fffffffffe00000ULL | |
105 | #define VSID_SPLIT_MASK 0x7fffffffffe00000ULL | |
106 | #define VSID_REAL 0x7fffffffffc00000ULL | |
107 | #define VSID_BAT 0x7fffffffffb00000ULL | |
108 | #define VSID_PR 0x8000000000000000ULL | |
4e342025 AG |
109 | |
110 | extern void kvmppc_mmu_pte_flush(struct kvm_vcpu *vcpu, u64 ea, u64 ea_mask); | |
111 | extern void kvmppc_mmu_pte_vflush(struct kvm_vcpu *vcpu, u64 vp, u64 vp_mask); | |
112 | extern void kvmppc_mmu_pte_pflush(struct kvm_vcpu *vcpu, u64 pa_start, u64 pa_end); | |
113 | extern void kvmppc_set_msr(struct kvm_vcpu *vcpu, u64 new_msr); | |
114 | extern void kvmppc_mmu_book3s_64_init(struct kvm_vcpu *vcpu); | |
115 | extern void kvmppc_mmu_book3s_32_init(struct kvm_vcpu *vcpu); | |
116 | extern int kvmppc_mmu_map_page(struct kvm_vcpu *vcpu, struct kvmppc_pte *pte); | |
117 | extern int kvmppc_mmu_map_segment(struct kvm_vcpu *vcpu, ulong eaddr); | |
118 | extern void kvmppc_mmu_flush_segments(struct kvm_vcpu *vcpu); | |
119 | extern struct kvmppc_pte *kvmppc_mmu_find_pte(struct kvm_vcpu *vcpu, u64 ea, bool data); | |
5467a97d AG |
120 | extern int kvmppc_ld(struct kvm_vcpu *vcpu, ulong *eaddr, int size, void *ptr, bool data); |
121 | extern int kvmppc_st(struct kvm_vcpu *vcpu, ulong *eaddr, int size, void *ptr, bool data); | |
4e342025 | 122 | extern void kvmppc_book3s_queue_irqprio(struct kvm_vcpu *vcpu, unsigned int vec); |
e15a1137 AG |
123 | extern void kvmppc_set_bat(struct kvm_vcpu *vcpu, struct kvmppc_bat *bat, |
124 | bool upper, u32 val); | |
aba3bd7f | 125 | extern void kvmppc_giveup_ext(struct kvm_vcpu *vcpu, ulong msr); |
831317b6 | 126 | extern int kvmppc_emulate_paired_single(struct kvm_run *run, struct kvm_vcpu *vcpu); |
4e342025 AG |
127 | |
128 | extern u32 kvmppc_trampoline_lowmem; | |
129 | extern u32 kvmppc_trampoline_enter; | |
021ec9c6 | 130 | extern void kvmppc_rmcall(ulong srr0, ulong srr1); |
d5e52813 AG |
131 | extern void kvmppc_load_up_fpu(void); |
132 | extern void kvmppc_load_up_altivec(void); | |
133 | extern void kvmppc_load_up_vsx(void); | |
ca7f4203 AG |
134 | extern u32 kvmppc_alignment_dsisr(struct kvm_vcpu *vcpu, unsigned int inst); |
135 | extern ulong kvmppc_alignment_dar(struct kvm_vcpu *vcpu, unsigned int inst); | |
4e342025 AG |
136 | |
137 | static inline struct kvmppc_vcpu_book3s *to_book3s(struct kvm_vcpu *vcpu) | |
138 | { | |
139 | return container_of(vcpu, struct kvmppc_vcpu_book3s, vcpu); | |
140 | } | |
141 | ||
142 | static inline ulong dsisr(void) | |
143 | { | |
144 | ulong r; | |
145 | asm ( "mfdsisr %0 " : "=r" (r) ); | |
146 | return r; | |
147 | } | |
148 | ||
149 | extern void kvm_return_point(void); | |
150 | ||
ad0a048b AG |
151 | /* Magic register values loaded into r3 and r4 before the 'sc' assembly |
152 | * instruction for the OSI hypercalls */ | |
153 | #define OSI_SC_MAGIC_R3 0x113724FA | |
154 | #define OSI_SC_MAGIC_R4 0x77810F9B | |
155 | ||
4e342025 AG |
156 | #define INS_DCBZ 0x7c0007ec |
157 | ||
158 | #endif /* __ASM_KVM_BOOK3S_H__ */ |