1 /* 2 * Copyright 2005 Sun Microsystems, Inc. All rights reserved. 3 * Use is subject to license terms. 4 */ 5 6 #ifndef _SYS_AGPAMD64GART_IO_H 7 #define _SYS_AGPAMD64GART_IO_H 8 9 #pragma ident "%Z%%M% %I% %E% SMI" 10 11 #ifdef __cplusplus 12 extern "C" { 13 #endif 14 15 #ifdef _KERNEL 16 17 #define AMD64GART_NAME "amd64_gart" 18 #define CPUGART_DEVLINK "/dev/agp/cpugart" 19 20 #define AGPAMD64GARTIOC_BASE 'M' 21 22 #define AMD64_GET_INFO _IOR(AGPAMD64GARTIOC_BASE, 50, amdgart_info_t) 23 #define AMD64_SET_GART_ADDR _IOW(AGPAMD64GARTIOC_BASE, 51, uint32_t) 24 #define AMD64_FLUSH_GTLB _IO(AGPAMD64GARTIOC_BASE, 52) 25 #define AMD64_CONFIGURE _IO(AGPAMD64GARTIOC_BASE, 53) 26 #define AMD64_UNCONFIG _IO(AGPAMD64GARTIOC_BASE, 54) 27 28 /* Used to retrieve attributes of the amd64 gart device */ 29 typedef struct amdgart_info { 30 uint64_t cgart_aperbase; 31 size_t cgart_apersize; 32 } amdgart_info_t; 33 34 #endif /* _KERNEL */ 35 36 #ifdef __cplusplus 37 } 38 #endif 39 40 #endif /* _SYS_AGPAMD64GART_IO_H */ 41