diff options
Diffstat (limited to 'src/mesa/drivers/dri/savage/savagecontext.h')
| -rw-r--r-- | src/mesa/drivers/dri/savage/savagecontext.h | 322 |
1 files changed, 322 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/savage/savagecontext.h b/src/mesa/drivers/dri/savage/savagecontext.h new file mode 100644 index 00000000000..c4573b0da41 --- /dev/null +++ b/src/mesa/drivers/dri/savage/savagecontext.h @@ -0,0 +1,322 @@ +/* + * Copyright 1998-2003 VIA Technologies, Inc. All Rights Reserved. + * Copyright 2001-2003 S3 Graphics, Inc. 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 + * VIA, S3 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 SAVAGECONTEXT_INC +#define SAVAGECONTEXT_INC + +typedef struct savage_context_t savageContext; +typedef struct savage_context_t *savageContextPtr; +typedef struct savage_texture_object_t *savageTextureObjectPtr; + +#include <X11/Xlibint.h> +#include "dri_util.h" +#include "mtypes.h" +#include "xf86drm.h" +#include "drm.h" +#include "savage_drm.h" +#include "savage_init.h" +#include "savage_3d_reg.h" +#include "mm.h" +#include "tnl/t_vertex.h" + +#include "texmem.h" + +#include "xmlconfig.h" + +/* Reasons to fallback on all primitives. + */ +#define SAVAGE_FALLBACK_TEXTURE 0x1 +#define SAVAGE_FALLBACK_DRAW_BUFFER 0x2 +#define SAVAGE_FALLBACK_READ_BUFFER 0x4 +#define SAVAGE_FALLBACK_COLORMASK 0x8 +#define SAVAGE_FALLBACK_SPECULAR 0x10 +#define SAVAGE_FALLBACK_LOGICOP 0x20 +/*frank 2001/11/12 add the stencil fallbak*/ +#define SAVAGE_FALLBACK_STENCIL 0x40 +#define SAVAGE_FALLBACK_RENDERMODE 0x80 +#define SAVAGE_FALLBACK_BLEND_EQ 0x100 +#define SAVAGE_FALLBACK_NORAST 0x200 +#define SAVAGE_FALLBACK_PROJ_TEXTURE 0x400 + + +#define HW_CULL 1 + +/* for savagectx.new_state - manage GL->driver state changes + */ +#define SAVAGE_NEW_TEXTURE 0x1 +#define SAVAGE_NEW_CULL 0x2 + +/* What needs to be changed for the current vertex dma buffer? + * This will go away! + */ +#define SAVAGE_UPLOAD_LOCAL 0x1 /* DrawLocalCtrl (S4) or + DrawCtrl and ZBufCtrl (S3D) */ +#define SAVAGE_UPLOAD_TEX0 0x2 /* texture unit 0 */ +#define SAVAGE_UPLOAD_TEX1 0x4 /* texture unit 1 (S4 only) */ +#define SAVAGE_UPLOAD_FOGTBL 0x8 /* fog table */ +#define SAVAGE_UPLOAD_GLOBAL 0x10 /* most global regs */ +#define SAVAGE_UPLOAD_TEXGLOBAL 0x20 /* TexBlendColor (S4 only) */ + +/*define the max numer of vertex in vertex buf*/ +#define SAVAGE_MAX_VERTEXS 0x10000 + +/* Don't make it too big. We don't want to buffer up a whole frame + * that would force the application to wait later. */ +#define SAVAGE_CMDBUF_SIZE 1024 + +/* Use the templated vertex formats: + */ +#define TAG(x) savage##x +#include "tnl_dd/t_dd_vertex.h" +#undef TAG + +typedef void (*savage_tri_func)( savageContextPtr, savageVertex *, + savageVertex *, savageVertex * ); +typedef void (*savage_line_func)( savageContextPtr, + savageVertex *, savageVertex * ); +typedef void (*savage_point_func)( savageContextPtr, savageVertex * ); + + +/************************************************************** + **************** enums for chip IDs ************************ + **************************************************************/ + +#define CHIP_S3GX3MS1NB 0x8A25 +#define CHIP_S3GX3MS1NBK 0x8A26 +#define CHIP_S3TWISTER 0x8D01 +#define CHIP_S3TWISTERK 0x8D02 +#define CHIP_S3TWISTER_P4M 0x8D04 +#define CHIP_S3PARAMOUNT128 0x8C22 /*SuperSavage 128/MX*/ +#define CHIP_S3TRISTAR128SDR 0x8C2A /*SuperSavage 128/IX*/ +#define CHIP_S3TRISTAR64SDRM7 0x8C2C /*SuperSavage/IX M7 Package*/ +#define CHIP_S3TRISTAR64SDR 0x8C2E /*SuperSavage/IX*/ +#define CHIP_S3TRISTAR64CDDR 0x8C2F /*SuperSavage/IXC DDR*/ + +#define IS_SAVAGE(imesa) (imesa->savageScreen->deviceID == CHIP_S3GX3MS1NB || \ + imesa->savageScreen->deviceID == CHIP_S3GX3MS1NBK || \ + imesa->savageScreen->deviceID == CHIP_S3TWISTER || \ + imesa->savageScreen->deviceID == CHIP_S3TWISTERK || \ + imesa->savageScreen->deviceID == CHIP_S3TWISTER_P4M || \ + imesa->savageScreen->deviceID == CHIP_S3PARAMOUNT128 || \ + imesa->savageScreen->deviceID == CHIP_S3TRISTAR128SDR || \ + imesa->savageScreen->deviceID == CHIP_S3TRISTAR64SDRM7 || \ + imesa->savageScreen->deviceID == CHIP_S3TRISTAR64SDR || \ + imesa->savageScreen->deviceID == CHIP_S3TRISTAR64CDDR ) + + +struct savage_vtxbuf_t { + GLuint total, used, flushed; /* in 32 bit units */ + GLuint idx; /* for DMA buffers */ + u_int32_t *buf; +}; + +struct savage_cmdbuf_t { + GLuint size; /* size in qwords */ + drm_savage_cmd_header_t *base; /* initial state starts here */ + drm_savage_cmd_header_t *start; /* drawing/state commands start here */ + drm_savage_cmd_header_t *write; /* append stuff here */ +}; + +struct savage_elt_t { + GLuint n; /* number of elts currently allocated */ + drm_savage_cmd_header_t *cmd; /* the indexed drawing command */ +}; + + +struct savage_context_t { + GLint refcount; + + GLcontext *glCtx; + + int lastTexHeap; + driTexHeap *textureHeaps[SAVAGE_NR_TEX_HEAPS]; + driTextureObject swapped; + + driTextureObject *CurrentTexObj[2]; + + /* Hardware state + */ + + savageRegisters regs, oldRegs, globalRegMask; + + /* Manage our own state */ + GLuint new_state; + GLuint new_gl_state; + GLboolean ptexHack; + + /* Command buffer */ + struct savage_cmdbuf_t cmdBuf; + + /* Elt book-keeping */ + struct savage_elt_t elts; + GLint firstElt; + + /* Vertex buffers */ + struct savage_vtxbuf_t dmaVtxBuf, clientVtxBuf; + struct savage_vtxbuf_t *vtxBuf; + + /* aperture base */ + GLubyte *apertureBase[5]; + GLuint aperturePitch; + /* Manage hardware state */ + GLuint dirty; + GLboolean lostContext; + GLuint bTexEn1; + /* One of the few bits of hardware state that can't be calculated + * completely on the fly: + */ + GLuint LcsCullMode; + GLuint texEnvColor; + + /* Vertex state + */ + GLuint vertex_size; + struct tnl_attr_map vertex_attrs[VERT_ATTRIB_MAX]; + GLuint vertex_attr_count; + char *verts; /* points to tnl->clipspace.vertex_buf */ + + /* Rasterization state + */ + GLuint SetupNewInputs; + GLuint SetupIndex; + GLuint RenderIndex; + + GLuint hw_primitive; + GLenum raster_primitive; + GLenum render_primitive; + + GLuint skip; + GLubyte HwPrim; + GLuint HwVertexSize; + + /* Fallback rasterization functions + */ + savage_point_func draw_point; + savage_line_func draw_line; + savage_tri_func draw_tri; + + /* Funny mesa mirrors + */ + GLuint MonoColor; + GLuint ClearColor; + GLfloat depth_scale; + GLfloat hw_viewport[16]; + /* DRI stuff */ + GLuint bufferSize; + + GLframebuffer *glBuffer; + + /* Two flags to keep track of fallbacks. */ + GLuint Fallback; + + GLuint needClip; + + /* These refer to the current draw (front vs. back) buffer: + */ + int drawX; /* origin of drawable in draw buffer */ + int drawY; + GLuint numClipRects; /* cliprects for that buffer */ + GLint currentClip; + drm_clip_rect_t *pClipRects; + + /* use this bit to support single/double buffer */ + GLuint IsDouble; + /* use this to indicate Fullscreen mode */ + GLuint IsFullScreen; /* FIXME - open/close fullscreen is gone, is this needed? */ + GLuint backup_frontOffset; + GLuint backup_backOffset; + GLuint backup_frontBitmapDesc; + GLuint toggle; + GLuint backup_streamFIFO; + GLuint NotFirstFrame; + + GLboolean inSwap; + GLuint lastSwap; + GLuint ctxAge; + GLuint dirtyAge; + GLuint any_contend; /* throttle me harder */ + + /* Scissor state needs to be mirrored so buffered commands can be + * emitted with the old scissor state when scissor state changes. + */ + struct { + GLboolean enabled; + GLint x, y; + GLsizei w, h; + } scissor; + + drm_context_t hHWContext; + drm_hw_lock_t *driHwLock; + GLuint driFd; + + __DRIdrawablePrivate *driDrawable; + __DRIdrawablePrivate *driReadable; + + __DRIscreenPrivate *driScreen; + savageScreenPrivate *savageScreen; + drm_savage_sarea_t *sarea; + + GLboolean hw_stencil; + + /* Performance counters + */ + GLuint c_textureSwaps; + + /* Configuration cache + */ + driOptionCache optionCache; + GLint texture_depth; + GLboolean no_rast; + GLboolean float_depth; + GLboolean enable_fastpath; + GLboolean enable_vdma; + GLboolean sync_frames; +}; + +#define SAVAGE_CONTEXT(ctx) ((savageContextPtr)(ctx->DriverCtx)) + +/* To remove all debugging, make sure SAVAGE_DEBUG is defined as a + * preprocessor symbol, and equal to zero. + */ +#ifndef SAVAGE_DEBUG +extern int SAVAGE_DEBUG; +#endif + +#define DEBUG_FALLBACKS 0x001 +#define DEBUG_VERBOSE_API 0x002 +#define DEBUG_VERBOSE_TEX 0x004 +#define DEBUG_VERBOSE_MSG 0x008 +#define DEBUG_DMA 0x010 +#define DEBUG_STATE 0x020 + +#define TARGET_FRONT 0x0 +#define TARGET_BACK 0x1 +#define TARGET_DEPTH 0x2 + +#define SUBPIXEL_X -0.5 +#define SUBPIXEL_Y -0.375 + +#endif |