337 lines
		
	
	
		
			9.8 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
		
		
			
		
	
	
			337 lines
		
	
	
		
			9.8 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
|  | /* r128_drm.h -- Public header for the r128 driver -*- linux-c -*-
 | ||
|  |  * Created: Wed Apr  5 19:24:19 2000 by kevin@precisioninsight.com | ||
|  |  */ | ||
|  | /*
 | ||
|  |  * Copyright 2000 Precision Insight, Inc., Cedar Park, Texas. | ||
|  |  * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California. | ||
|  |  * 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. | ||
|  |  * | ||
|  |  * Authors: | ||
|  |  *    Gareth Hughes <gareth@valinux.com> | ||
|  |  *    Kevin E. Martin <martin@valinux.com> | ||
|  |  */ | ||
|  | 
 | ||
|  | #ifndef __R128_DRM_H__
 | ||
|  | #define __R128_DRM_H__
 | ||
|  | 
 | ||
|  | #include "drm.h"
 | ||
|  | 
 | ||
|  | #if defined(__cplusplus)
 | ||
|  | extern "C" { | ||
|  | #endif
 | ||
|  | 
 | ||
|  | /* WARNING: If you change any of these defines, make sure to change the
 | ||
|  |  * defines in the X server file (r128_sarea.h) | ||
|  |  */ | ||
|  | #ifndef __R128_SAREA_DEFINES__
 | ||
|  | #define __R128_SAREA_DEFINES__
 | ||
|  | 
 | ||
|  | /* What needs to be changed for the current vertex buffer?
 | ||
|  |  */ | ||
|  | #define R128_UPLOAD_CONTEXT		0x001
 | ||
|  | #define R128_UPLOAD_SETUP		0x002
 | ||
|  | #define R128_UPLOAD_TEX0		0x004
 | ||
|  | #define R128_UPLOAD_TEX1		0x008
 | ||
|  | #define R128_UPLOAD_TEX0IMAGES		0x010
 | ||
|  | #define R128_UPLOAD_TEX1IMAGES		0x020
 | ||
|  | #define R128_UPLOAD_CORE		0x040
 | ||
|  | #define R128_UPLOAD_MASKS		0x080
 | ||
|  | #define R128_UPLOAD_WINDOW		0x100
 | ||
|  | #define R128_UPLOAD_CLIPRECTS		0x200	/* handled client-side */
 | ||
|  | #define R128_REQUIRE_QUIESCENCE		0x400
 | ||
|  | #define R128_UPLOAD_ALL			0x7ff
 | ||
|  | 
 | ||
|  | #define R128_FRONT			0x1
 | ||
|  | #define R128_BACK			0x2
 | ||
|  | #define R128_DEPTH			0x4
 | ||
|  | 
 | ||
|  | /* Primitive types
 | ||
|  |  */ | ||
|  | #define R128_POINTS			0x1
 | ||
|  | #define R128_LINES			0x2
 | ||
|  | #define R128_LINE_STRIP			0x3
 | ||
|  | #define R128_TRIANGLES			0x4
 | ||
|  | #define R128_TRIANGLE_FAN		0x5
 | ||
|  | #define R128_TRIANGLE_STRIP		0x6
 | ||
|  | 
 | ||
|  | /* Vertex/indirect buffer size
 | ||
|  |  */ | ||
|  | #define R128_BUFFER_SIZE		16384
 | ||
|  | 
 | ||
|  | /* Byte offsets for indirect buffer data
 | ||
|  |  */ | ||
|  | #define R128_INDEX_PRIM_OFFSET		20
 | ||
|  | #define R128_HOSTDATA_BLIT_OFFSET	32
 | ||
|  | 
 | ||
|  | /* Keep these small for testing.
 | ||
|  |  */ | ||
|  | #define R128_NR_SAREA_CLIPRECTS		12
 | ||
|  | 
 | ||
|  | /* There are 2 heaps (local/AGP).  Each region within a heap is a
 | ||
|  |  *  minimum of 64k, and there are at most 64 of them per heap. | ||
|  |  */ | ||
|  | #define R128_LOCAL_TEX_HEAP		0
 | ||
|  | #define R128_AGP_TEX_HEAP		1
 | ||
|  | #define R128_NR_TEX_HEAPS		2
 | ||
|  | #define R128_NR_TEX_REGIONS		64
 | ||
|  | #define R128_LOG_TEX_GRANULARITY	16
 | ||
|  | 
 | ||
|  | #define R128_NR_CONTEXT_REGS		12
 | ||
|  | 
 | ||
|  | #define R128_MAX_TEXTURE_LEVELS		11
 | ||
|  | #define R128_MAX_TEXTURE_UNITS		2
 | ||
|  | 
 | ||
|  | #endif				/* __R128_SAREA_DEFINES__ */
 | ||
|  | 
 | ||
|  | typedef struct { | ||
|  | 	/* Context state - can be written in one large chunk */ | ||
|  | 	unsigned int dst_pitch_offset_c; | ||
|  | 	unsigned int dp_gui_master_cntl_c; | ||
|  | 	unsigned int sc_top_left_c; | ||
|  | 	unsigned int sc_bottom_right_c; | ||
|  | 	unsigned int z_offset_c; | ||
|  | 	unsigned int z_pitch_c; | ||
|  | 	unsigned int z_sten_cntl_c; | ||
|  | 	unsigned int tex_cntl_c; | ||
|  | 	unsigned int misc_3d_state_cntl_reg; | ||
|  | 	unsigned int texture_clr_cmp_clr_c; | ||
|  | 	unsigned int texture_clr_cmp_msk_c; | ||
|  | 	unsigned int fog_color_c; | ||
|  | 
 | ||
|  | 	/* Texture state */ | ||
|  | 	unsigned int tex_size_pitch_c; | ||
|  | 	unsigned int constant_color_c; | ||
|  | 
 | ||
|  | 	/* Setup state */ | ||
|  | 	unsigned int pm4_vc_fpu_setup; | ||
|  | 	unsigned int setup_cntl; | ||
|  | 
 | ||
|  | 	/* Mask state */ | ||
|  | 	unsigned int dp_write_mask; | ||
|  | 	unsigned int sten_ref_mask_c; | ||
|  | 	unsigned int plane_3d_mask_c; | ||
|  | 
 | ||
|  | 	/* Window state */ | ||
|  | 	unsigned int window_xy_offset; | ||
|  | 
 | ||
|  | 	/* Core state */ | ||
|  | 	unsigned int scale_3d_cntl; | ||
|  | } drm_r128_context_regs_t; | ||
|  | 
 | ||
|  | /* Setup registers for each texture unit
 | ||
|  |  */ | ||
|  | typedef struct { | ||
|  | 	unsigned int tex_cntl; | ||
|  | 	unsigned int tex_combine_cntl; | ||
|  | 	unsigned int tex_size_pitch; | ||
|  | 	unsigned int tex_offset[R128_MAX_TEXTURE_LEVELS]; | ||
|  | 	unsigned int tex_border_color; | ||
|  | } drm_r128_texture_regs_t; | ||
|  | 
 | ||
|  | typedef struct drm_r128_sarea { | ||
|  | 	/* The channel for communication of state information to the kernel
 | ||
|  | 	 * on firing a vertex buffer. | ||
|  | 	 */ | ||
|  | 	drm_r128_context_regs_t context_state; | ||
|  | 	drm_r128_texture_regs_t tex_state[R128_MAX_TEXTURE_UNITS]; | ||
|  | 	unsigned int dirty; | ||
|  | 	unsigned int vertsize; | ||
|  | 	unsigned int vc_format; | ||
|  | 
 | ||
|  | 	/* The current cliprects, or a subset thereof.
 | ||
|  | 	 */ | ||
|  | 	struct drm_clip_rect boxes[R128_NR_SAREA_CLIPRECTS]; | ||
|  | 	unsigned int nbox; | ||
|  | 
 | ||
|  | 	/* Counters for client-side throttling of rendering clients.
 | ||
|  | 	 */ | ||
|  | 	unsigned int last_frame; | ||
|  | 	unsigned int last_dispatch; | ||
|  | 
 | ||
|  | 	struct drm_tex_region tex_list[R128_NR_TEX_HEAPS][R128_NR_TEX_REGIONS + 1]; | ||
|  | 	unsigned int tex_age[R128_NR_TEX_HEAPS]; | ||
|  | 	int ctx_owner; | ||
|  | 	int pfAllowPageFlip;	/* number of 3d windows (0,1,2 or more) */ | ||
|  | 	int pfCurrentPage;	/* which buffer is being displayed? */ | ||
|  | } drm_r128_sarea_t; | ||
|  | 
 | ||
|  | /* WARNING: If you change any of these defines, make sure to change the
 | ||
|  |  * defines in the Xserver file (xf86drmR128.h) | ||
|  |  */ | ||
|  | 
 | ||
|  | /* Rage 128 specific ioctls
 | ||
|  |  * The device specific ioctl range is 0x40 to 0x79. | ||
|  |  */ | ||
|  | #define DRM_R128_INIT       0x00
 | ||
|  | #define DRM_R128_CCE_START  0x01
 | ||
|  | #define DRM_R128_CCE_STOP   0x02
 | ||
|  | #define DRM_R128_CCE_RESET  0x03
 | ||
|  | #define DRM_R128_CCE_IDLE   0x04
 | ||
|  | /* 0x05 not used */ | ||
|  | #define DRM_R128_RESET      0x06
 | ||
|  | #define DRM_R128_SWAP       0x07
 | ||
|  | #define DRM_R128_CLEAR      0x08
 | ||
|  | #define DRM_R128_VERTEX     0x09
 | ||
|  | #define DRM_R128_INDICES    0x0a
 | ||
|  | #define DRM_R128_BLIT       0x0b
 | ||
|  | #define DRM_R128_DEPTH      0x0c
 | ||
|  | #define DRM_R128_STIPPLE    0x0d
 | ||
|  | /* 0x0e not used */ | ||
|  | #define DRM_R128_INDIRECT   0x0f
 | ||
|  | #define DRM_R128_FULLSCREEN 0x10
 | ||
|  | #define DRM_R128_CLEAR2     0x11
 | ||
|  | #define DRM_R128_GETPARAM   0x12
 | ||
|  | #define DRM_R128_FLIP       0x13
 | ||
|  | 
 | ||
|  | #define DRM_IOCTL_R128_INIT       DRM_IOW( DRM_COMMAND_BASE + DRM_R128_INIT, drm_r128_init_t)
 | ||
|  | #define DRM_IOCTL_R128_CCE_START  DRM_IO(  DRM_COMMAND_BASE + DRM_R128_CCE_START)
 | ||
|  | #define DRM_IOCTL_R128_CCE_STOP   DRM_IOW( DRM_COMMAND_BASE + DRM_R128_CCE_STOP, drm_r128_cce_stop_t)
 | ||
|  | #define DRM_IOCTL_R128_CCE_RESET  DRM_IO(  DRM_COMMAND_BASE + DRM_R128_CCE_RESET)
 | ||
|  | #define DRM_IOCTL_R128_CCE_IDLE   DRM_IO(  DRM_COMMAND_BASE + DRM_R128_CCE_IDLE)
 | ||
|  | /* 0x05 not used */ | ||
|  | #define DRM_IOCTL_R128_RESET      DRM_IO(  DRM_COMMAND_BASE + DRM_R128_RESET)
 | ||
|  | #define DRM_IOCTL_R128_SWAP       DRM_IO(  DRM_COMMAND_BASE + DRM_R128_SWAP)
 | ||
|  | #define DRM_IOCTL_R128_CLEAR      DRM_IOW( DRM_COMMAND_BASE + DRM_R128_CLEAR, drm_r128_clear_t)
 | ||
|  | #define DRM_IOCTL_R128_VERTEX     DRM_IOW( DRM_COMMAND_BASE + DRM_R128_VERTEX, drm_r128_vertex_t)
 | ||
|  | #define DRM_IOCTL_R128_INDICES    DRM_IOW( DRM_COMMAND_BASE + DRM_R128_INDICES, drm_r128_indices_t)
 | ||
|  | #define DRM_IOCTL_R128_BLIT       DRM_IOW( DRM_COMMAND_BASE + DRM_R128_BLIT, drm_r128_blit_t)
 | ||
|  | #define DRM_IOCTL_R128_DEPTH      DRM_IOW( DRM_COMMAND_BASE + DRM_R128_DEPTH, drm_r128_depth_t)
 | ||
|  | #define DRM_IOCTL_R128_STIPPLE    DRM_IOW( DRM_COMMAND_BASE + DRM_R128_STIPPLE, drm_r128_stipple_t)
 | ||
|  | /* 0x0e not used */ | ||
|  | #define DRM_IOCTL_R128_INDIRECT   DRM_IOWR(DRM_COMMAND_BASE + DRM_R128_INDIRECT, drm_r128_indirect_t)
 | ||
|  | #define DRM_IOCTL_R128_FULLSCREEN DRM_IOW( DRM_COMMAND_BASE + DRM_R128_FULLSCREEN, drm_r128_fullscreen_t)
 | ||
|  | #define DRM_IOCTL_R128_CLEAR2     DRM_IOW( DRM_COMMAND_BASE + DRM_R128_CLEAR2, drm_r128_clear2_t)
 | ||
|  | #define DRM_IOCTL_R128_GETPARAM   DRM_IOWR( DRM_COMMAND_BASE + DRM_R128_GETPARAM, drm_r128_getparam_t)
 | ||
|  | #define DRM_IOCTL_R128_FLIP       DRM_IO(  DRM_COMMAND_BASE + DRM_R128_FLIP)
 | ||
|  | 
 | ||
|  | typedef struct drm_r128_init { | ||
|  | 	enum { | ||
|  | 		R128_INIT_CCE = 0x01, | ||
|  | 		R128_CLEANUP_CCE = 0x02 | ||
|  | 	} func; | ||
|  | 	unsigned long sarea_priv_offset; | ||
|  | 	int is_pci; | ||
|  | 	int cce_mode; | ||
|  | 	int cce_secure; | ||
|  | 	int ring_size; | ||
|  | 	int usec_timeout; | ||
|  | 
 | ||
|  | 	unsigned int fb_bpp; | ||
|  | 	unsigned int front_offset, front_pitch; | ||
|  | 	unsigned int back_offset, back_pitch; | ||
|  | 	unsigned int depth_bpp; | ||
|  | 	unsigned int depth_offset, depth_pitch; | ||
|  | 	unsigned int span_offset; | ||
|  | 
 | ||
|  | 	unsigned long fb_offset; | ||
|  | 	unsigned long mmio_offset; | ||
|  | 	unsigned long ring_offset; | ||
|  | 	unsigned long ring_rptr_offset; | ||
|  | 	unsigned long buffers_offset; | ||
|  | 	unsigned long agp_textures_offset; | ||
|  | } drm_r128_init_t; | ||
|  | 
 | ||
|  | typedef struct drm_r128_cce_stop { | ||
|  | 	int flush; | ||
|  | 	int idle; | ||
|  | } drm_r128_cce_stop_t; | ||
|  | 
 | ||
|  | typedef struct drm_r128_clear { | ||
|  | 	unsigned int flags; | ||
|  | 	unsigned int clear_color; | ||
|  | 	unsigned int clear_depth; | ||
|  | 	unsigned int color_mask; | ||
|  | 	unsigned int depth_mask; | ||
|  | } drm_r128_clear_t; | ||
|  | 
 | ||
|  | typedef struct drm_r128_vertex { | ||
|  | 	int prim; | ||
|  | 	int idx;		/* Index of vertex buffer */ | ||
|  | 	int count;		/* Number of vertices in buffer */ | ||
|  | 	int discard;		/* Client finished with buffer? */ | ||
|  | } drm_r128_vertex_t; | ||
|  | 
 | ||
|  | typedef struct drm_r128_indices { | ||
|  | 	int prim; | ||
|  | 	int idx; | ||
|  | 	int start; | ||
|  | 	int end; | ||
|  | 	int discard;		/* Client finished with buffer? */ | ||
|  | } drm_r128_indices_t; | ||
|  | 
 | ||
|  | typedef struct drm_r128_blit { | ||
|  | 	int idx; | ||
|  | 	int pitch; | ||
|  | 	int offset; | ||
|  | 	int format; | ||
|  | 	unsigned short x, y; | ||
|  | 	unsigned short width, height; | ||
|  | } drm_r128_blit_t; | ||
|  | 
 | ||
|  | typedef struct drm_r128_depth { | ||
|  | 	enum { | ||
|  | 		R128_WRITE_SPAN = 0x01, | ||
|  | 		R128_WRITE_PIXELS = 0x02, | ||
|  | 		R128_READ_SPAN = 0x03, | ||
|  | 		R128_READ_PIXELS = 0x04 | ||
|  | 	} func; | ||
|  | 	int n; | ||
|  | 	int *x; | ||
|  | 	int *y; | ||
|  | 	unsigned int *buffer; | ||
|  | 	unsigned char *mask; | ||
|  | } drm_r128_depth_t; | ||
|  | 
 | ||
|  | typedef struct drm_r128_stipple { | ||
|  | 	unsigned int *mask; | ||
|  | } drm_r128_stipple_t; | ||
|  | 
 | ||
|  | typedef struct drm_r128_indirect { | ||
|  | 	int idx; | ||
|  | 	int start; | ||
|  | 	int end; | ||
|  | 	int discard; | ||
|  | } drm_r128_indirect_t; | ||
|  | 
 | ||
|  | typedef struct drm_r128_fullscreen { | ||
|  | 	enum { | ||
|  | 		R128_INIT_FULLSCREEN = 0x01, | ||
|  | 		R128_CLEANUP_FULLSCREEN = 0x02 | ||
|  | 	} func; | ||
|  | } drm_r128_fullscreen_t; | ||
|  | 
 | ||
|  | /* 2.3: An ioctl to get parameters that aren't available to the 3d
 | ||
|  |  * client any other way. | ||
|  |  */ | ||
|  | #define R128_PARAM_IRQ_NR            1
 | ||
|  | 
 | ||
|  | typedef struct drm_r128_getparam { | ||
|  | 	int param; | ||
|  | 	void *value; | ||
|  | } drm_r128_getparam_t; | ||
|  | 
 | ||
|  | #if defined(__cplusplus)
 | ||
|  | } | ||
|  | #endif
 | ||
|  | 
 | ||
|  | #endif
 |