diff options
Diffstat (limited to 'src/mga_common.h')
| -rw-r--r-- | src/mga_common.h | 152 |
1 files changed, 152 insertions, 0 deletions
diff --git a/src/mga_common.h b/src/mga_common.h new file mode 100644 index 0000000..90f6b37 --- /dev/null +++ b/src/mga_common.h @@ -0,0 +1,152 @@ +/* mga_common.h -- common header definitions for MGA 2D/3D/DRM suite + * + * Copyright 2002 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, 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 (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 NONINFRINGEMENT. IN NO EVENT SHALL + * PRECISION INSIGHT 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. + * + * Converted to common header format: + * Jens Owen <jens@tungstengraphics.com> + * + * $XFree86: xc/programs/Xserver/hw/xfree86/drivers/mga/mga_common.h,v 1.2 2002/12/16 16:19:18 dawes Exp $ + * + */ + +#ifndef _MGA_COMMON_H_ +#define _MGA_COMMON_H_ + +/* + * WARNING: If you change any of these defines, make sure to change + * the kernel include file as well (mga_drm.h) + */ + +#define DRM_MGA_IDLE_RETRY 2048 +#define DRM_MGA_NR_TEX_HEAPS 2 + +typedef struct { + int installed; + unsigned long phys_addr; + int size; +} drmMGAWarpIndex; + +/* Driver specific DRM command indices + * NOTE: these are not OS specific, but they are driver specific + */ +#define DRM_MGA_INIT 0x00 +#define DRM_MGA_FLUSH 0x01 +#define DRM_MGA_RESET 0x02 +#define DRM_MGA_SWAP 0x03 +#define DRM_MGA_CLEAR 0x04 +#define DRM_MGA_VERTEX 0x05 +#define DRM_MGA_INDICES 0x06 +#define DRM_MGA_ILOAD 0x07 +#define DRM_MGA_BLIT 0x08 +#define DRM_MGA_GETPARAM 0x09 + +typedef struct { + enum { + MGA_INIT_DMA = 0x01, + MGA_CLEANUP_DMA = 0x02 + } func; + + unsigned long sarea_priv_offset; + + int chipset; + int sgram; + + unsigned int maccess; + + unsigned int fb_cpp; + unsigned int front_offset, front_pitch; + unsigned int back_offset, back_pitch; + + unsigned int depth_cpp; + unsigned int depth_offset, depth_pitch; + + unsigned int texture_offset[DRM_MGA_NR_TEX_HEAPS]; + unsigned int texture_size[DRM_MGA_NR_TEX_HEAPS]; + + unsigned long fb_offset; + unsigned long mmio_offset; + unsigned long status_offset; + unsigned long warp_offset; + unsigned long primary_offset; + unsigned long buffers_offset; +} drmMGAInit; + +typedef enum { + DRM_MGA_LOCK_READY = 0x01, /* Wait until hardware is ready for DMA */ + DRM_MGA_LOCK_QUIESCENT = 0x02, /* Wait until hardware quiescent */ + DRM_MGA_LOCK_FLUSH = 0x04, /* Flush this context's DMA queue first */ + DRM_MGA_LOCK_FLUSH_ALL = 0x08, /* Flush all DMA queues first */ + /* These *HALT* flags aren't supported yet + -- they will be used to support the + full-screen DGA-like mode. */ + DRM_MGA_HALT_ALL_QUEUES = 0x10, /* Halt all current and future queues */ + DRM_MGA_HALT_CUR_QUEUES = 0x20 /* Halt all current queues */ +} drmMGALockFlags; + +typedef struct { + int context; + drmMGALockFlags flags; +} drmMGALock; + +typedef struct { + int idx; + unsigned int dstorg; + unsigned int length; +} drmMGAIload; + +typedef struct { + unsigned int flags; + unsigned int clear_color; + unsigned int clear_depth; + unsigned int color_mask; + unsigned int depth_mask; +} drmMGAClearRec; + +typedef struct { + int idx; /* buffer to queue */ + int used; /* bytes in use */ + int discard; /* client finished with buffer? */ +} drmMGAVertex; + +typedef struct { + unsigned int planemask; + unsigned int srcorg; + unsigned int dstorg; + int src_pitch, dst_pitch; + int delta_sx, delta_sy; + int delta_dx, delta_dy; + int height, ydir; /* flip image vertically */ + int source_pitch, dest_pitch; +} drmMGABlit; + +/* 3.1: An ioctl to get parameters that aren't available to the 3d + * client any other way. + */ +#define MGA_PARAM_IRQ_NR 1 + +typedef struct { + int param; + int *value; +} drmMGAGetParam; + +#endif |