diff options
Diffstat (limited to 'drivers/iommu/intel-pasid.h')
| -rw-r--r-- | drivers/iommu/intel-pasid.h | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/drivers/iommu/intel-pasid.h b/drivers/iommu/intel-pasid.h index 1fb5e12b029a..12f480c2bb8b 100644 --- a/drivers/iommu/intel-pasid.h +++ b/drivers/iommu/intel-pasid.h @@ -11,12 +11,20 @@ #define __INTEL_PASID_H #define PASID_MIN 0x1 -#define PASID_MAX 0x20000 +#define PASID_MAX 0x100000 +#define PASID_PTE_MASK 0x3F +#define PASID_PTE_PRESENT 1 +#define PDE_PFN_MASK PAGE_MASK +#define PASID_PDE_SHIFT 6 -struct pasid_entry { +struct pasid_dir_entry { u64 val; }; +struct pasid_entry { + u64 val[8]; +}; + /* The representative of a PASID table */ struct pasid_table { void *table; /* pasid table pointer */ |