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