diff options
author | Sheng Yang <sheng.yang@intel.com> | 2008-04-24 22:17:08 -0400 |
---|---|---|
committer | Avi Kivity <avi@qumranet.com> | 2008-05-04 05:26:38 -0400 |
commit | 8c6d6adc6b87daa364ee9deb2e966021d37a7622 (patch) | |
tree | 125cac3e4fa7a3495880e7b1c942e85eb6ea6bc6 | |
parent | d56f546db97795dca5aa575b00b0e9886895ac87 (diff) |
KVM: MMU: Move some definitions to a header file
Move some definitions to mmu.h in order to allow building common table
entries between EPT and non-EPT.
Signed-off-by: Sheng Yang <sheng.yang@intel.com>
Signed-off-by: Avi Kivity <avi@qumranet.com>
-rw-r--r-- | arch/x86/kvm/mmu.c | 34 | ||||
-rw-r--r-- | arch/x86/kvm/mmu.h | 33 |
2 files changed, 33 insertions, 34 deletions
diff --git a/arch/x86/kvm/mmu.c b/arch/x86/kvm/mmu.c index 2ad6f5481671..bcfaf7e4a2dc 100644 --- a/arch/x86/kvm/mmu.c +++ b/arch/x86/kvm/mmu.c | |||
@@ -79,36 +79,6 @@ static int dbg = 1; | |||
79 | } | 79 | } |
80 | #endif | 80 | #endif |
81 | 81 | ||
82 | #define PT64_PT_BITS 9 | ||
83 | #define PT64_ENT_PER_PAGE (1 << PT64_PT_BITS) | ||
84 | #define PT32_PT_BITS 10 | ||
85 | #define PT32_ENT_PER_PAGE (1 << PT32_PT_BITS) | ||
86 | |||
87 | #define PT_WRITABLE_SHIFT 1 | ||
88 | |||
89 | #define PT_PRESENT_MASK (1ULL << 0) | ||
90 | #define PT_WRITABLE_MASK (1ULL << PT_WRITABLE_SHIFT) | ||
91 | #define PT_USER_MASK (1ULL << 2) | ||
92 | #define PT_PWT_MASK (1ULL << 3) | ||
93 | #define PT_PCD_MASK (1ULL << 4) | ||
94 | #define PT_ACCESSED_MASK (1ULL << 5) | ||
95 | #define PT_DIRTY_MASK (1ULL << 6) | ||
96 | #define PT_PAGE_SIZE_MASK (1ULL << 7) | ||
97 | #define PT_PAT_MASK (1ULL << 7) | ||
98 | #define PT_GLOBAL_MASK (1ULL << 8) | ||
99 | #define PT64_NX_SHIFT 63 | ||
100 | #define PT64_NX_MASK (1ULL << PT64_NX_SHIFT) | ||
101 | |||
102 | #define PT_PAT_SHIFT 7 | ||
103 | #define PT_DIR_PAT_SHIFT 12 | ||
104 | #define PT_DIR_PAT_MASK (1ULL << PT_DIR_PAT_SHIFT) | ||
105 | |||
106 | #define PT32_DIR_PSE36_SIZE 4 | ||
107 | #define PT32_DIR_PSE36_SHIFT 13 | ||
108 | #define PT32_DIR_PSE36_MASK \ | ||
109 | (((1ULL << PT32_DIR_PSE36_SIZE) - 1) << PT32_DIR_PSE36_SHIFT) | ||
110 | |||
111 | |||
112 | #define PT_FIRST_AVAIL_BITS_SHIFT 9 | 82 | #define PT_FIRST_AVAIL_BITS_SHIFT 9 |
113 | #define PT64_SECOND_AVAIL_BITS_SHIFT 52 | 83 | #define PT64_SECOND_AVAIL_BITS_SHIFT 52 |
114 | 84 | ||
@@ -154,10 +124,6 @@ static int dbg = 1; | |||
154 | #define PFERR_USER_MASK (1U << 2) | 124 | #define PFERR_USER_MASK (1U << 2) |
155 | #define PFERR_FETCH_MASK (1U << 4) | 125 | #define PFERR_FETCH_MASK (1U << 4) |
156 | 126 | ||
157 | #define PT64_ROOT_LEVEL 4 | ||
158 | #define PT32_ROOT_LEVEL 2 | ||
159 | #define PT32E_ROOT_LEVEL 3 | ||
160 | |||
161 | #define PT_DIRECTORY_LEVEL 2 | 127 | #define PT_DIRECTORY_LEVEL 2 |
162 | #define PT_PAGE_TABLE_LEVEL 1 | 128 | #define PT_PAGE_TABLE_LEVEL 1 |
163 | 129 | ||
diff --git a/arch/x86/kvm/mmu.h b/arch/x86/kvm/mmu.h index e64e9f56a65e..a4fcb78ebf42 100644 --- a/arch/x86/kvm/mmu.h +++ b/arch/x86/kvm/mmu.h | |||
@@ -9,6 +9,39 @@ | |||
9 | #define TDP_ROOT_LEVEL PT32E_ROOT_LEVEL | 9 | #define TDP_ROOT_LEVEL PT32E_ROOT_LEVEL |
10 | #endif | 10 | #endif |
11 | 11 | ||
12 | #define PT64_PT_BITS 9 | ||
13 | #define PT64_ENT_PER_PAGE (1 << PT64_PT_BITS) | ||
14 | #define PT32_PT_BITS 10 | ||
15 | #define PT32_ENT_PER_PAGE (1 << PT32_PT_BITS) | ||
16 | |||
17 | #define PT_WRITABLE_SHIFT 1 | ||
18 | |||
19 | #define PT_PRESENT_MASK (1ULL << 0) | ||
20 | #define PT_WRITABLE_MASK (1ULL << PT_WRITABLE_SHIFT) | ||
21 | #define PT_USER_MASK (1ULL << 2) | ||
22 | #define PT_PWT_MASK (1ULL << 3) | ||
23 | #define PT_PCD_MASK (1ULL << 4) | ||
24 | #define PT_ACCESSED_MASK (1ULL << 5) | ||
25 | #define PT_DIRTY_MASK (1ULL << 6) | ||
26 | #define PT_PAGE_SIZE_MASK (1ULL << 7) | ||
27 | #define PT_PAT_MASK (1ULL << 7) | ||
28 | #define PT_GLOBAL_MASK (1ULL << 8) | ||
29 | #define PT64_NX_SHIFT 63 | ||
30 | #define PT64_NX_MASK (1ULL << PT64_NX_SHIFT) | ||
31 | |||
32 | #define PT_PAT_SHIFT 7 | ||
33 | #define PT_DIR_PAT_SHIFT 12 | ||
34 | #define PT_DIR_PAT_MASK (1ULL << PT_DIR_PAT_SHIFT) | ||
35 | |||
36 | #define PT32_DIR_PSE36_SIZE 4 | ||
37 | #define PT32_DIR_PSE36_SHIFT 13 | ||
38 | #define PT32_DIR_PSE36_MASK \ | ||
39 | (((1ULL << PT32_DIR_PSE36_SIZE) - 1) << PT32_DIR_PSE36_SHIFT) | ||
40 | |||
41 | #define PT64_ROOT_LEVEL 4 | ||
42 | #define PT32_ROOT_LEVEL 2 | ||
43 | #define PT32E_ROOT_LEVEL 3 | ||
44 | |||
12 | static inline void kvm_mmu_free_some_pages(struct kvm_vcpu *vcpu) | 45 | static inline void kvm_mmu_free_some_pages(struct kvm_vcpu *vcpu) |
13 | { | 46 | { |
14 | if (unlikely(vcpu->kvm->arch.n_free_mmu_pages < KVM_MIN_FREE_MMU_PAGES)) | 47 | if (unlikely(vcpu->kvm->arch.n_free_mmu_pages < KVM_MIN_FREE_MMU_PAGES)) |