head 1.1; branch 1.1.1; access; symbols libdrm-1_0_4:1.1.1.1 AGPGART_2_0:1.1.1.1 TUNGSTEN:1.1.1; locks; strict; comment @ * @; 1.1 date 2003.01.11.02.19.38; author jhartmann; state Exp; branches 1.1.1.1; next ; 1.1.1.1 date 2003.01.11.02.19.38; author jhartmann; state Exp; branches; next ; desc @@ 1.1 log @Initial revision @ text @/* * AGPGART module version 2.0 * Copyright (C) 2003 Tungsten Graphics * Copyright (C) 2003 Jeff Hartmann * Copyright (C) 1999 Precision Insight, Inc. * Copyright (C) 1999 Xi Graphics, Inc. * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the "Software"), * to deal in the Software without restriction, including without limitation * the rights to use, copy, modify, merge, publish, distribute, sublicense, * and/or sell copies of the Software, and to permit persons to whom the * Software is furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included * in all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL * JEFF HARTMANN, OR ANY OTHER CONTRIBUTORS BE LIABLE FOR ANY CLAIM, * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE * OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. * */ #ifndef _AGP_H #define _AGP_H 1 #include #define AGPIOC_BASE 'A' #define AGPIOC_INFO _IOR (AGPIOC_BASE, 0, agp_info*) #define AGPIOC_ACQUIRE _IO (AGPIOC_BASE, 1) #define AGPIOC_RELEASE _IO (AGPIOC_BASE, 2) #define AGPIOC_SETUP _IOW (AGPIOC_BASE, 3, agp_setup*) #define AGPIOC_RESERVE _IOW (AGPIOC_BASE, 4, agp_region*) #define AGPIOC_PROTECT _IOW (AGPIOC_BASE, 5, agp_region*) #define AGPIOC_ALLOCATE _IOWR(AGPIOC_BASE, 6, agp_allocate*) #define AGPIOC_DEALLOCATE _IOW (AGPIOC_BASE, 7, int) #define AGPIOC_BIND _IOW (AGPIOC_BASE, 8, agp_bind*) #define AGPIOC_UNBIND _IOW (AGPIOC_BASE, 9, agp_unbind*) #define AGPIOC_GETMAP _IOWR(AGPIOC_BASE, 10, agp_map*) #define AGPIOC_MAP _IOWR(AGPIOC_BASE, 11, agp_map_request*) #define AGPIOC_UNMAP _IOW (AGPIOC_BASE, 12, agp_map_request*) #define AGPIOC_QUERY_SIZE _IOWR(AGPIOC_BASE, 13, agp_query_request*) #define AGPIOC_QUERY_CTX _IOWR(AGPIOC_BASE, 14, agp_query_request*) #define AGPIOC_NUM_CTXS _IO (AGPIOC_BASE, 15) #define AGPIOC_CHG_CTX _IOW (AGPIOC_BASE, 16, int) #define AGP_DEVICE "/dev/agpgart" #ifndef TRUE #define TRUE 1 #endif #ifndef FALSE #define FALSE 0 #endif #ifndef AGP_RESERVED_KEY #define AGP_RESERVED_KEY (-2) #endif #ifndef __KERNEL__ #include #include /* Memory types */ #ifndef __AGP_MEMORY_TYPES #define __AGP_MEMORY_TYPES #define AGP_NORMAL_MEMORY 0 #define AGP_INTEL_DCACHE_MEMORY 1 #define AGP_INTEL_PHYS_MEMORY 2 #define AGP_CACHED_MEMORY 3 #endif typedef struct _agp_version { __u16 major; __u16 minor; } agp_version; typedef struct _agp_info { agp_version version; /* version of the driver */ __u32 bridge_id; /* bridge vendor/device */ __u32 agp_mode; /* mode info of bridge */ off_t aper_base; /* base of aperture */ size_t aper_size; /* size of aperture */ size_t pg_total; /* max pages (swap + system) */ size_t pg_system; /* max pages (system) */ size_t pg_used; /* current pages used */ } agp_info; typedef struct _agp_setup { __u32 agp_mode; /* mode info of bridge */ } agp_setup; /* * The "prot" down below needs still a "sleep" flag somehow ... */ typedef struct _agp_segment { off_t pg_start; /* starting page to populate */ size_t pg_count; /* number of pages */ int prot; /* prot flags for mmap */ } agp_segment; typedef struct _agp_region { pid_t pid; /* pid of process */ size_t seg_count; /* number of segments */ struct _agp_segment *seg_list; } agp_region; typedef struct _agp_allocate { int key; /* tag of allocation */ size_t pg_count; /* number of pages */ __u32 type; /* 0 == normal, other devspec */ __u32 physical; /* device specific (some devices * need a phys address of the * actual page behind the gatt * table) */ } agp_allocate; typedef struct _agp_bind { int key; /* tag of allocation */ off_t pg_start; /* starting page to populate */ } agp_bind; typedef struct _agp_unbind { int key; /* tag of allocation */ __u32 priority; /* priority for paging out */ } agp_unbind; typedef struct _agp_map { int key; /* tag of allocation */ int is_bound; /* is the region bound? */ off_t pg_start; /* Offset in aperture */ size_t page_count; /* number of pages */ __u32 type; /* 0 == normal, other devspec */ __u32 physical; /* device specific (some devices * need a phys address of the * actual page behind the gatt * table) */ } agp_map; typedef struct _agp_map_request { int key; off_t pg_start; /* Offset in agp pages into this block */ size_t page_count; /* Number of pages to map from that offset */ unsigned long prot; /* mmap prot argument */ unsigned long flags; /* mmap flags argument */ unsigned long addr; /* Return value of mapped address */ } agp_map_request; typedef struct _agp_query_request { int ctx; int size; void *buffer; } agp_query_request; typedef struct _agp_master { int agp_major_version; int agp_minor_version; __u32 master_pci_id; int num_requests_enqueue; int calibration_cycle_ms; int max_bandwidth_bpp; int num_trans_per_period; int max_requests; int payload_size; __u32 flags; } agp_master; typedef struct _agp_driver_info { char *driver_name; /* Driver name or empty string */ int agp_major_version; int agp_minor_version; int num_requests_enqueue; int calibration_cycle_ms; int optimum_request_size; int max_bandwidth_bpp; int iso_latency_in_periods; int num_trans_per_period; int payload_size; __u32 target_pci_id; __u32 target_flags; __u32 driver_flags; off_t aper_base; size_t aper_size; int agp_page_shift; int alloc_page_shift; unsigned long agp_page_mask; unsigned long alloc_page_mask; int max_system_pages; int current_memory; int context_id; int num_masters; agp_master *masters; /* Pointer to array of master data * if no masters == NULL. */ } agp_driver_info; #else /* __KERNEL__ */ #define AGPGART_MINOR 175 #define AGP_UNLOCK() up(&(agp_fe.agp_mutex)); #define AGP_LOCK() down(&(agp_fe.agp_mutex)); #define AGP_LOCK_INIT() sema_init(&(agp_fe.agp_mutex), 1) #ifndef _AGP_BACKEND_H typedef struct _agp_version { u16 major; u16 minor; } agp_version; #endif typedef struct _agp_info { agp_version version; /* version of the driver */ u32 bridge_id; /* bridge vendor/device */ u32 agp_mode; /* mode info of bridge */ off_t aper_base; /* base of aperture */ size_t aper_size; /* size of aperture */ size_t pg_total; /* max pages (swap + system) */ size_t pg_system; /* max pages (system) */ size_t pg_used; /* current pages used */ } agp_info; typedef struct _agp_setup { u32 agp_mode; /* mode info of bridge */ } agp_setup; /* * The "prot" down below needs still a "sleep" flag somehow ... */ typedef struct _agp_segment { off_t pg_start; /* starting page to populate */ size_t pg_count; /* number of pages */ int prot; /* prot flags for mmap */ } agp_segment; typedef struct _agp_segment_priv { off_t pg_start; size_t pg_count; pgprot_t prot; } agp_segment_priv; typedef struct _agp_region { pid_t pid; /* pid of process */ size_t seg_count; /* number of segments */ struct _agp_segment *seg_list; } agp_region; typedef struct _agp_allocate { int key; /* tag of allocation */ size_t pg_count; /* number of pages */ u32 type; /* 0 == normal, other devspec */ u32 physical; /* device specific (some devices * need a phys address of the * actual page behind the gatt * table) */ } agp_allocate; typedef struct _agp_bind { int key; /* tag of allocation */ off_t pg_start; /* starting page to populate */ } agp_bind; typedef struct _agp_unbind { int key; /* tag of allocation */ u32 priority; /* priority for paging out */ } agp_unbind; typedef struct _agp_map { int key; /* tag of allocation */ int is_bound; /* is the region bound? */ off_t pg_start; /* Offset in aperture */ size_t page_count; /* number of pages */ u32 type; /* 0 == normal, other devspec */ u32 physical; /* device specific (some devices * need a phys address of the * actual page behind the gatt * table) */ } agp_map; typedef struct _agp_map_request { int key; off_t pg_start; /* Offset in agp pages into this block */ size_t page_count; /* Number of pages to map from that offset */ unsigned long prot; /* mmap prot argument */ unsigned long flags; /* mmap flags argument */ unsigned long addr; /* Return value of mapped address */ } agp_map_request; typedef struct _agp_query_request { int ctx; int size; void *buffer; } agp_query_request; typedef struct _agp_master { int agp_major_version; int agp_minor_version; u32 master_pci_id; int num_requests_enqueue; int calibration_cycle_ms; int max_bandwidth_bpp; int num_trans_per_period; int max_requests; int payload_size; u32 flags; } agp_master; typedef struct _agp_driver_info { char *driver_name; /* Driver name or empty string */ int agp_major_version; int agp_minor_version; int num_requests_enqueue; int calibration_cycle_ms; int optimum_request_size; int max_bandwidth_bpp; int iso_latency_in_periods; int num_trans_per_period; int payload_size; u32 target_pci_id; u32 target_flags; u32 driver_flags; off_t aper_base; size_t aper_size; int agp_page_shift; int alloc_page_shift; unsigned long agp_page_mask; unsigned long alloc_page_mask; int max_system_pages; int current_memory; int context_id; int num_masters; agp_master *masters; /* Pointer to array of master data * if no masters == NULL. */ } agp_driver_info; typedef struct _agp_client { struct _agp_client *next; struct _agp_client *prev; pid_t pid; int num_segments; agp_segment_priv **segments; } agp_client; typedef struct _agp_controller { struct _agp_controller *next; struct _agp_controller *prev; pid_t pid; int num_clients; agp_memory *pool; agp_client *clients; } agp_controller; #define AGP_FF_ALLOW_CLIENT 0 #define AGP_FF_ALLOW_CONTROLLER 1 #define AGP_FF_IS_CLIENT 2 #define AGP_FF_IS_CONTROLLER 3 #define AGP_FF_IS_VALID 4 typedef struct _agp_file_private { struct _agp_file_private *next; struct _agp_file_private *prev; pid_t my_pid; long access_flags; /* long req'd for set_bit --RR */ } agp_file_private; struct agp_front_data { struct semaphore agp_mutex; agp_controller *current_controller; agp_controller *controllers; agp_file_private *file_priv_list; u8 used_by_controller; u8 backend_acquired; }; #endif /* __KERNEL__ */ #endif /* _AGP_H */ @ 1.1.1.1 log @Import of Agpgart 2.0 module @ text @@