diff options
| author | Russell King <rmk@dyn-67.arm.linux.org.uk> | 2008-05-09 23:24:09 +0100 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2008-05-09 23:24:09 +0100 |
| commit | 1f2ee6496b1f71e9d5aa2448745e65fbafdc3bd5 (patch) | |
| tree | 3f143311afca5e316afd06c2fc4f7d73b19cdcf0 /arch/x86/kvm/mmu.h | |
| parent | 5bf6c6e30d8b71d092e8830208e182d84b907fcd (diff) | |
| parent | da109897a142dd017172c0ce7abf0be8646f7109 (diff) | |
Merge branch 'for-rmk' of git://git.kernel.org/pub/scm/linux/kernel/git/nico/orion into fixes
Diffstat (limited to 'arch/x86/kvm/mmu.h')
| -rw-r--r-- | arch/x86/kvm/mmu.h | 37 |
1 files changed, 32 insertions, 5 deletions
diff --git a/arch/x86/kvm/mmu.h b/arch/x86/kvm/mmu.h index e64e9f56a65e..1730757bbc7a 100644 --- a/arch/x86/kvm/mmu.h +++ b/arch/x86/kvm/mmu.h @@ -3,11 +3,38 @@ #include <linux/kvm_host.h> -#ifdef CONFIG_X86_64 -#define TDP_ROOT_LEVEL PT64_ROOT_LEVEL -#else -#define TDP_ROOT_LEVEL PT32E_ROOT_LEVEL -#endif +#define PT64_PT_BITS 9 +#define PT64_ENT_PER_PAGE (1 << PT64_PT_BITS) +#define PT32_PT_BITS 10 +#define PT32_ENT_PER_PAGE (1 << PT32_PT_BITS) + +#define PT_WRITABLE_SHIFT 1 + +#define PT_PRESENT_MASK (1ULL << 0) +#define PT_WRITABLE_MASK (1ULL << PT_WRITABLE_SHIFT) +#define PT_USER_MASK (1ULL << 2) +#define PT_PWT_MASK (1ULL << 3) +#define PT_PCD_MASK (1ULL << 4) +#define PT_ACCESSED_MASK (1ULL << 5) +#define PT_DIRTY_MASK (1ULL << 6) +#define PT_PAGE_SIZE_MASK (1ULL << 7) +#define PT_PAT_MASK (1ULL << 7) +#define PT_GLOBAL_MASK (1ULL << 8) +#define PT64_NX_SHIFT 63 +#define PT64_NX_MASK (1ULL << PT64_NX_SHIFT) + +#define PT_PAT_SHIFT 7 +#define PT_DIR_PAT_SHIFT 12 +#define PT_DIR_PAT_MASK (1ULL << PT_DIR_PAT_SHIFT) + +#define PT32_DIR_PSE36_SIZE 4 +#define PT32_DIR_PSE36_SHIFT 13 +#define PT32_DIR_PSE36_MASK \ + (((1ULL << PT32_DIR_PSE36_SIZE) - 1) << PT32_DIR_PSE36_SHIFT) + +#define PT64_ROOT_LEVEL 4 +#define PT32_ROOT_LEVEL 2 +#define PT32E_ROOT_LEVEL 3 static inline void kvm_mmu_free_some_pages(struct kvm_vcpu *vcpu) { |