1 /* Common header for intel-gtt.ko and i915.ko */ 2 3 #ifndef _DRM_INTEL_GTT_H 4 #define _DRM_INTEL_GTT_H 5 6 const struct intel_gtt { 7 /* Size of memory reserved for graphics by the BIOS */ 8 unsigned int stolen_size; 9 /* Total number of gtt entries. */ 10 unsigned int gtt_total_entries; 11 /* Part of the gtt that is mappable by the cpu, for those chips where 12 * this is not the full gtt. */ 13 unsigned int gtt_mappable_entries; 14 } *intel_gtt_get(void); 15 16 17 /* Special gtt memory types */ 18 #define AGP_DCACHE_MEMORY 1 19 #define AGP_PHYS_MEMORY 2 20 21 /* New caching attributes for gen6/sandybridge */ 22 #define AGP_USER_CACHED_MEMORY_LLC_MLC (AGP_USER_TYPES + 2) 23 #define AGP_USER_UNCACHED_MEMORY (AGP_USER_TYPES + 4) 24 25 /* flag for GFDT type */ 26 #define AGP_USER_CACHED_MEMORY_GFDT (1 << 3) 27 28 #endif 29 30