/* * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas. * All Rights Reserved. * * 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, sub license, 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 (including the * next paragraph) 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 NON-INFRINGEMENT. * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS 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 _I915_DRM_H_ #define _I915_DRM_H_ /* Please note that modifications to all structs defined here are * subject to backwards-compatibility constraints. */ #include "drm.h" /* Each region is a minimum of 16k, and there are at most 255 of them. */ #define I915_NR_TEX_REGIONS 255 /* table size 2k - maximum due to use * of chars for next/prev indices */ #define I915_LOG_MIN_TEX_REGION_SIZE 14 typedef struct _drm_i915_init { enum { I915_INIT_DMA = 0x01, I915_CLEANUP_DMA = 0x02, I915_RESUME_DMA = 0x03 } func; unsigned int mmio_offset; int sarea_priv_offset; unsigned int ring_start; unsigned int ring_end; unsigned int ring_size; unsigned int front_offset; unsigned int back_offset; unsigned int depth_offset; unsigned int w; unsigned int h; unsigned int pitch; unsigned int pitch_bits; unsigned int back_pitch; unsigned int depth_pitch; unsigned int cpp; unsigned int chipset; } drm_i915_init_t; typedef struct _drm_i915_sarea { struct drm_tex_region texList[I915_NR_TEX_REGIONS + 1]; int last_upload; /* last time texture was uploaded */ int last_enqueue; /* last time a buffer was enqueued */ int last_dispatch; /* age of the most recently dispatched buffer */ int ctxOwner; /* last context to upload state */ int texAge; int pf_enabled; /* is pageflipping allowed? */ int pf_active; int pf_current_page; /* which buffer is being displayed? */ int perf_boxes; /* performance boxes to be displayed */ int width, height; /* screen size in pixels */ drm_handle_t front_handle; int front_offset; int front_size; drm_handle_t back_handle; int back_offset; int back_size; drm_handle_t depth_handle; int depth_offset; int depth_size; drm_handle_t tex_handle; int tex_offset; int tex_size; int log_tex_granularity; int pitch; int rotation; /* 0, 90, 180 or 270 */ int rotated_offset; int rotated_size; int rotated_pitch; int virtualX, virtualY; unsigned int front_tiled; unsigned int back_tiled; unsigned int depth_tiled; unsigned int rotated_tiled; unsigned int rotated2_tiled; int pipeA_x; int pipeA_y; int pipeA_w; int pipeA_h; int pipeB_x; int pipeB_y; int pipeB_w; int pipeB_h; } drm_i915_sarea_t; /* Flags for perf_boxes */ #define I915_BOX_RING_EMPTY 0x1 #define I915_BOX_FLIP 0x2 #define I915_BOX_WAIT 0x4 #define I915_BOX_TEXTURE_LOAD 0x8 #define I915_BOX_LOST_CONTEXT 0x10 /* I915 specific ioctls * The device specific ioctl range is 0x40 to 0x79. */ #define DRM_I915_INIT 0x00 #define DRM_I915_FLUSH 0x01 #define DRM_I915_FLIP 0x02 #define DRM_I915_BATCHBUFFER 0x03 #define DRM_I915_IRQ_EMIT 0x04 #define DRM_I915_IRQ_WAIT 0x05 #define DRM_I915_GETPARAM 0x06 #define DRM_I915_SETPARAM 0x07 #define DRM_I915_ALLOC 0x08 #define DRM_I915_FREE 0x09 #define DRM_I915_INIT_HEAP 0x0a #define DRM_I915_CMDBUFFER 0x0b #define DRM_I915_DESTROY_HEAP 0x0c #define DRM_I915_SET_VBLANK_PIPE 0x0d #define DRM_I915_GET_VBLANK_PIPE 0x0e #define DRM_I915_VBLANK_SWAP 0x0f #define DRM_I915_HWS_ADDR 0x11 #define DRM_IOCTL_I915_INIT DRM_IOW( DRM_COMMAND_BASE + DRM_I915_INIT, drm_i915_init_t) #define DRM_IOCTL_I915_FLUSH DRM_IO ( DRM_COMMAND_BASE + DRM_I915_FLUSH) #define DRM_IOCTL_I915_FLIP DRM_IO ( DRM_COMMAND_BASE + DRM_I915_FLIP) #define DRM_IOCTL_I915_BATCHBUFFER DRM_IOW( DRM_COMMAND_BASE + DRM_I915_BATCHBUFFER, drm_i915_batchbuffer_t) #define DRM_IOCTL_I915_IRQ_EMIT DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_IRQ_EMIT, drm_i915_irq_emit_t) #define DRM_IOCTL_I915_IRQ_WAIT DRM_IOW( DRM_COMMAND_BASE + DRM_I915_IRQ_WAIT, drm_i915_irq_wait_t) #define DRM_IOCTL_I915_GETPARAM DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_GETPARAM, drm_i915_getparam_t) #define DRM_IOCTL_I915_SETPARAM DRM_IOW( DRM_COMMAND_BASE + DRM_I915_SETPARAM, drm_i915_setparam_t) #define DRM_IOCTL_I915_ALLOC DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_ALLOC, drm_i915_mem_alloc_t) #define DRM_IOCTL_I915_FREE DRM_IOW( DRM_COMMAND_BASE + DRM_I915_FREE, drm_i915_mem_free_t) #define DRM_IOCTL_I915_INIT_HEAP DRM_IOW( DRM_COMMAND_BASE + DRM_I915_INIT_HEAP, drm_i915_mem_init_heap_t) #define DRM_IOCTL_I915_CMDBUFFER DRM_IOW( DRM_COMMAND_BASE + DRM_I915_CMDBUFFER, drm_i915_cmdbuffer_t) #define DRM_IOCTL_I915_DESTROY_HEAP DRM_IOW( DRM_COMMAND_BASE + DRM_I915_DESTROY_HEAP, drm_i915_mem_destroy_heap_t) #define DRM_IOCTL_I915_SET_VBLANK_PIPE DRM_IOW( DRM_COMMAND_BASE + DRM_I915_SET_VBLANK_PIPE, drm_i915_vblank_pipe_t) #define DRM_IOCTL_I915_GET_VBLANK_PIPE DRM_IOR( DRM_COMMAND_BASE + DRM_I915_GET_VBLANK_PIPE, drm_i915_vblank_pipe_t) #define DRM_IOCTL_I915_VBLANK_SWAP DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_VBLANK_SWAP, drm_i915_vblank_swap_t) /* Allow drivers to submit batchbuffers directly to hardware, relying * on the security mechanisms provided by hardware. */ typedef struct _drm_i915_batchbuffer { int start; /* agp offset */ int used; /* nr bytes in use */ int DR1; /* hw flags for GFX_OP_DRAWRECT_INFO */ int DR4; /* window origin for GFX_OP_DRAWRECT_INFO */ int num_cliprects; /* mulitpass with multiple cliprects? */ struct drm_clip_rect __user *cliprects; /* pointer to userspace cliprects */ } drm_i915_batchbuffer_t; /* As above, but pass a pointer to userspace buffer which can be * validated by the kernel prior to sending to hardware. */ typedef struct _drm_i915_cmdbuffer { char __user *buf; /* pointer to userspace command buffer */ int sz; /* nr bytes in buf */ int DR1; /* hw flags for GFX_OP_DRAWRECT_INFO */ int DR4; /* window origin for GFX_OP_DRAWRECT_INFO */ int num_cliprects; /* mulitpass with multiple cliprects? */ struct drm_clip_rect __user *cliprects; /* pointer to userspace cliprects */ } drm_i915_cmdbuffer_t; /* Userspace can request & wait on irq's: */ typedef struct drm_i915_irq_emit { int __user *irq_seq; } drm_i915_irq_emit_t; typedef struct drm_i915_irq_wait { int irq_seq; } drm_i915_irq_wait_t; /* Ioctl to query kernel params: */ #define I915_PARAM_IRQ_ACTIVE 1 #define I915_PARAM_ALLOW_BATCHBUFFER 2 #define I915_PARAM_LAST_DISPATCH 3 typedef struct drm_i915_getparam { int param; int __user *value; } drm_i915_getparam_t; /* Ioctl to set kernel params: */ #define I915_SETPARAM_USE_MI_BATCHBUFFER_START 1 #define I915_SETPARAM_TEX_LRU_LOG_GRANULARITY 2 #define I915_SETPARAM_ALLOW_BATCHBUFFER 3 typedef struct drm_i915_setparam { int param; int value; } drm_i915_setparam_t; /* A memory manager for regions of shared memory: */ #define I915_MEM_REGION_AGP 1 typedef struct drm_i915_mem_alloc { int region; int alignment; int size; int __user *region_offset; /* offset from start of fb or agp */ } drm_i915_mem_alloc_t; typedef struct drm_i915_mem_free { int region; int region_offset; } drm_i915_mem_free_t; typedef struct drm_i915_mem_init_heap { int region; int size; int start; } drm_i915_mem_init_heap_t; /* Allow memory manager to be torn down and re-initialized (eg on * rotate): */ typedef struct drm_i915_mem_destroy_heap { int region; } drm_i915_mem_destroy_heap_t; /* Allow X server to configure which pipes to monitor for vblank signals */ #define DRM_I915_VBLANK_PIPE_A 1 #define DRM_I915_VBLANK_PIPE_B 2 typedef struct drm_i915_vblank_pipe { int pipe; } drm_i915_vblank_pipe_t; /* Schedule buffer swap at given vertical blank: */ typedef struct drm_i915_vblank_swap { drm_drawable_t drawable; enum drm_vblank_seq_type seqtype; unsigned int sequence; } drm_i915_vblank_swap_t; typedef struct drm_i915_hws_addr { uint64_t addr; } drm_i915_hws_addr_t; #endif /* _I915_DRM_H_ */