2 #ifndef COMMON_CONTEXT_H
3 #define COMMON_CONTEXT_H
6 #include "math/m_vector.h"
8 #include "tnl/t_context.h"
9 #include "main/colormac.h"
11 #include "radeon_debug.h"
12 #include "radeon_screen.h"
13 #include "radeon_drm.h"
15 #include "tnl/t_vertex.h"
17 struct radeon_context;
19 #include "radeon_bocs_wrapper.h"
21 /* This union is used to avoid warnings/miscompilation
22 with float to uint32_t casts due to strict-aliasing */
23 typedef union { GLfloat f; uint32_t ui32; } float_ui32_type;
25 struct radeon_context;
26 typedef struct radeon_context radeonContextRec;
27 typedef struct radeon_context *radeonContextPtr;
37 /* Rasterizing fallbacks */
38 /* See correponding strings in r200_swtcl.c */
39 #define RADEON_FALLBACK_TEXTURE 0x0001
40 #define RADEON_FALLBACK_DRAW_BUFFER 0x0002
41 #define RADEON_FALLBACK_STENCIL 0x0004
42 #define RADEON_FALLBACK_RENDER_MODE 0x0008
43 #define RADEON_FALLBACK_BLEND_EQ 0x0010
44 #define RADEON_FALLBACK_BLEND_FUNC 0x0020
45 #define RADEON_FALLBACK_DISABLE 0x0040
46 #define RADEON_FALLBACK_BORDER_MODE 0x0080
47 #define RADEON_FALLBACK_DEPTH_BUFFER 0x0100
48 #define RADEON_FALLBACK_STENCIL_BUFFER 0x0200
50 #define R200_FALLBACK_TEXTURE 0x01
51 #define R200_FALLBACK_DRAW_BUFFER 0x02
52 #define R200_FALLBACK_STENCIL 0x04
53 #define R200_FALLBACK_RENDER_MODE 0x08
54 #define R200_FALLBACK_DISABLE 0x10
55 #define R200_FALLBACK_BORDER_MODE 0x20
57 #define RADEON_TCL_FALLBACK_RASTER 0x1 /* rasterization */
58 #define RADEON_TCL_FALLBACK_UNFILLED 0x2 /* unfilled tris */
59 #define RADEON_TCL_FALLBACK_LIGHT_TWOSIDE 0x4 /* twoside tris */
60 #define RADEON_TCL_FALLBACK_MATERIAL 0x8 /* material in vb */
61 #define RADEON_TCL_FALLBACK_TEXGEN_0 0x10 /* texgen, unit 0 */
62 #define RADEON_TCL_FALLBACK_TEXGEN_1 0x20 /* texgen, unit 1 */
63 #define RADEON_TCL_FALLBACK_TEXGEN_2 0x40 /* texgen, unit 2 */
64 #define RADEON_TCL_FALLBACK_TCL_DISABLE 0x80 /* user disable */
65 #define RADEON_TCL_FALLBACK_FOGCOORDSPEC 0x100 /* fogcoord, sep. spec light */
67 /* The blit width for texture uploads
69 #define BLIT_WIDTH_BYTES 1024
71 /* Use the templated vertex format:
74 #define TAG(x) radeon##x
75 #include "tnl_dd/t_dd_vertex.h"
78 #define RADEON_RB_CLASS 0xdeadbeef
80 struct radeon_renderbuffer
82 struct gl_renderbuffer base;
85 /* unsigned int offset; */
88 uint32_t draw_offset; /* FBO */
89 /* boo Xorg 6.8.2 compat */
92 GLuint pf_pending; /**< sequence number of pending flip */
93 GLuint vbl_pending; /**< vblank sequence number of pending flip */
104 struct radeon_framebuffer
106 struct gl_framebuffer base;
108 struct radeon_renderbuffer *color_rb[2];
114 int64_t swap_missed_ust;
117 GLuint swap_missed_count;
119 /* Drawable page flipping state */
121 GLint pf_current_page;
127 struct radeon_colorbuffer_state {
130 struct gl_renderbuffer *rb;
131 uint32_t draw_offset; /* offset into color renderbuffer - FBOs */
134 struct radeon_depthbuffer_state {
136 struct gl_renderbuffer *rb;
139 struct radeon_scissor_state {
140 drm_clip_rect_t rect;
143 GLuint numClipRects; /* Cliprects active */
144 GLuint numAllocedClipRects; /* Cliprects available */
145 drm_clip_rect_t *pClipRects;
148 struct radeon_stencilbuffer_state {
149 GLuint clear; /* rb3d_stencilrefmask value */
152 struct radeon_state_atom {
153 struct radeon_state_atom *next, *prev;
154 const char *name; /* for debug */
155 int cmd_size; /* size in bytes */
158 GLuint *cmd; /* one or more cmd's */
159 GLuint *lastcmd; /* one or more cmd's */
160 GLboolean dirty; /* dirty-mark in emit_state_list */
161 int (*check) (struct gl_context *, struct radeon_state_atom *atom); /* is this state active? */
162 void (*emit) (struct gl_context *, struct radeon_state_atom *atom);
165 struct radeon_hw_state {
166 /* Head of the linked list of state atoms. */
167 struct radeon_state_atom atomlist;
168 int max_state_size; /* Number of bytes necessary for a full state emit. */
169 int max_post_flush_size; /* Number of bytes necessary for post flushing emits */
170 GLboolean is_dirty, all_dirty;
174 /* Texture related */
175 typedef struct _radeon_texture_image radeon_texture_image;
177 struct _radeon_texture_image {
178 struct gl_texture_image base;
181 * If mt != 0, the image is stored in hardware format in the
182 * given mipmap tree. In this case, base.Data may point into the
183 * mapping of the buffer object that contains the mipmap tree.
185 * If mt == 0, the image is stored in normal memory pointed to
188 struct _radeon_mipmap_tree *mt;
189 struct radeon_bo *bo;
191 int mtlevel; /** if mt != 0, this is the image's level in the mipmap tree */
192 int mtface; /** if mt != 0, this is the image's face in the mipmap tree */
196 static INLINE radeon_texture_image *get_radeon_texture_image(struct gl_texture_image *image)
198 return (radeon_texture_image*)image;
202 typedef struct radeon_tex_obj radeonTexObj, *radeonTexObjPtr;
204 #define RADEON_TXO_MICRO_TILE (1 << 3)
206 /* Texture object in locally shared texture space.
208 struct radeon_tex_obj {
209 struct gl_texture_object base;
210 struct _radeon_mipmap_tree *mt;
213 * This is true if we've verified that the mipmap tree above is complete
217 /* Minimum LOD to be used during rendering */
219 /* Miximum LOD to be used during rendering */
222 GLuint override_offset;
223 GLboolean image_override; /* Image overridden by GLX_EXT_tfp */
224 GLuint tile_bits; /* hw texture tile bits used on this texture */
225 struct radeon_bo *bo;
227 GLuint pp_txfilter; /* hardware register values */
229 GLuint pp_txformat_x;
230 GLuint pp_txsize; /* npot only */
231 GLuint pp_txpitch; /* npot only */
232 GLuint pp_border_color;
233 GLuint pp_cubic_faces; /* cube face 1,2,3,4 log2 sizes */
235 GLuint pp_txfilter_1; /* r300 */
237 /* r700 texture states */
238 GLuint SQ_TEX_RESOURCE0;
239 GLuint SQ_TEX_RESOURCE1;
240 GLuint SQ_TEX_RESOURCE2;
241 GLuint SQ_TEX_RESOURCE3;
242 GLuint SQ_TEX_RESOURCE4;
243 GLuint SQ_TEX_RESOURCE5;
244 GLuint SQ_TEX_RESOURCE6;
246 GLuint SQ_TEX_RESOURCE7;
248 GLuint SQ_TEX_SAMPLER0;
249 GLuint SQ_TEX_SAMPLER1;
250 GLuint SQ_TEX_SAMPLER2;
252 GLuint TD_PS_SAMPLER0_BORDER_RED;
253 GLuint TD_PS_SAMPLER0_BORDER_GREEN;
254 GLuint TD_PS_SAMPLER0_BORDER_BLUE;
255 GLuint TD_PS_SAMPLER0_BORDER_ALPHA;
257 GLboolean border_fallback;
262 static INLINE radeonTexObj* radeon_tex_obj(struct gl_texture_object *texObj)
264 return (radeonTexObj*)texObj;
267 /* occlusion query */
268 struct radeon_query_object {
269 struct gl_query_object Base;
270 struct radeon_bo *bo;
272 GLboolean emitted_begin;
274 /* Double linked list of not flushed query objects */
275 struct radeon_query_object *prev, *next;
278 /* Need refcounting on dma buffers:
280 struct radeon_dma_buffer {
281 int refcount; /* the number of retained regions in buf */
286 struct radeon_bo *bo; /** Buffer object where vertex data is stored */
287 int offset; /** Offset into buffer object, in bytes */
288 int components; /** Number of components per vertex */
289 int stride; /** Stride in dwords (may be 0 for repeating) */
290 int count; /** Number of vertices */
293 #define DMA_BO_FREE_TIME 100
295 struct radeon_dma_bo {
296 struct radeon_dma_bo *next, *prev;
297 struct radeon_bo *bo;
302 /* Active dma region. Allocations for vertices and retained
303 * regions come from here. Also used for emitting random vertices,
304 * these may be flushed by calling flush_current();
306 struct radeon_dma_bo free;
307 struct radeon_dma_bo wait;
308 struct radeon_dma_bo reserved;
309 size_t current_used; /** Number of bytes allocated and forgotten about */
310 size_t current_vertexptr; /** End of active vertex region */
314 * If current_vertexptr != current_used then flush must be non-zero.
315 * flush must be called before non-active vertex allocations can be
318 void (*flush) (struct gl_context *);
323 struct radeon_swtcl_info {
329 /* Fallback rasterization functions
332 GLenum render_primitive;
335 struct tnl_attr_map vertex_attrs[VERT_ATTRIB_MAX];
336 GLuint vertex_attr_count;
338 GLuint emit_prediction;
339 struct radeon_bo *bo;
342 #define RADEON_MAX_AOS_ARRAYS 16
343 struct radeon_tcl_info {
344 struct radeon_aos aos[RADEON_MAX_AOS_ARRAYS];
346 struct radeon_bo *elt_dma_bo; /** Buffer object that contains element indices */
347 int elt_dma_offset; /** Offset into this buffer object, in bytes */
350 struct radeon_ioctl {
351 GLuint vertex_offset;
353 struct radeon_bo *bo;
357 #define RADEON_MAX_PRIMS 64
365 static INLINE GLuint radeonPackColor(GLuint cpp,
366 GLubyte r, GLubyte g,
367 GLubyte b, GLubyte a)
371 return PACK_COLOR_565(r, g, b);
373 return PACK_COLOR_8888(a, r, g, b);
379 #define MAX_CMD_BUF_SZ (16*1024)
381 #define MAX_DMA_BUF_SZ (64*1024)
383 struct radeon_store {
386 char cmd_buf[MAX_CMD_BUF_SZ];
391 struct radeon_dri_mirror {
392 __DRIcontext *context; /* DRI context */
393 __DRIscreen *screen; /* DRI screen */
395 drm_context_t hwContext;
396 drm_hw_lock_t *hwLock;
402 typedef void (*radeon_tri_func) (radeonContextPtr,
404 radeonVertex *, radeonVertex *);
406 typedef void (*radeon_line_func) (radeonContextPtr,
407 radeonVertex *, radeonVertex *);
409 typedef void (*radeon_point_func) (radeonContextPtr, radeonVertex *);
411 #define RADEON_MAX_BOS 32
412 struct radeon_state {
413 struct radeon_colorbuffer_state color;
414 struct radeon_depthbuffer_state depth;
415 struct radeon_scissor_state scissor;
416 struct radeon_stencilbuffer_state stencil;
420 * This structure holds the command buffer while it is being constructed.
422 * The first batch of commands in the buffer is always the state that needs
423 * to be re-emitted when the context is lost. This batch can be skipped
426 struct radeon_cmdbuf {
427 struct radeon_cs_manager *csm;
428 struct radeon_cs *cs;
429 int size; /** # of dwords total */
430 unsigned int flushing:1; /** whether we're currently in FlushCmdBufLocked */
433 struct radeon_context {
434 struct gl_context *glCtx;
435 radeonScreenPtr radeonScreen; /* Screen private DRI data */
437 /* Texture object bookkeeping
440 float initialMaxAnisotropy;
441 uint32_t texture_row_align;
442 uint32_t texture_rect_row_align;
443 uint32_t texture_compressed_row_align;
445 struct radeon_dma dma;
446 struct radeon_hw_state hw;
447 /* Rasterization and vertex state:
452 DECLARE_RENDERINPUTS(tnl_index_bitset); /* index of bits for last tnl_install_attrs */
454 /* Drawable, cliprect and scissor information */
455 GLuint numClipRects; /* Cliprects for the draw buffer */
456 drm_clip_rect_t *pClipRects;
457 unsigned int lastStamp;
458 drm_radeon_sarea_t *sarea; /* Private SAREA data */
460 /* Mirrors of some DRI state */
461 struct radeon_dri_mirror dri;
467 drm_radeon_irq_wait_t iw;
469 /* Derived state - for r300 only */
470 struct radeon_state state;
472 struct radeon_swtcl_info swtcl;
473 struct radeon_tcl_info tcl;
474 /* Configuration cache
476 driOptionCache optionCache;
478 struct radeon_cmdbuf cmdbuf;
480 struct radeon_debug debug;
482 drm_clip_rect_t fboRect;
483 GLboolean constant_cliprect; /* use for FBO or DRI2 rendering */
484 GLboolean front_cliprects;
487 * Set if rendering has occured to the drawable's front buffer.
489 * This is used in the DRI2 case to detect that glFlush should also copy
490 * the contents of the fake front buffer to the real front buffer.
492 GLboolean front_buffer_dirty;
495 * Track whether front-buffer rendering is currently enabled
497 * A separate flag is used to track this in order to support MRT more
500 GLboolean is_front_buffer_rendering;
503 * Track whether front-buffer is the current read target.
505 * This is closely associated with is_front_buffer_rendering, but may
506 * be set separately. The DRI2 fake front buffer must be referenced
509 GLboolean is_front_buffer_reading;
512 struct radeon_query_object *current;
513 struct radeon_state_atom queryobj;
517 void (*get_lock)(radeonContextPtr radeon);
518 void (*update_viewport_offset)(struct gl_context *ctx);
519 void (*emit_cs_header)(struct radeon_cs *cs, radeonContextPtr rmesa);
520 void (*swtcl_flush)(struct gl_context *ctx, uint32_t offset);
521 void (*pre_emit_atoms)(radeonContextPtr rmesa);
522 void (*pre_emit_state)(radeonContextPtr rmesa);
523 void (*fallback)(struct gl_context *ctx, GLuint bit, GLboolean mode);
524 void (*free_context)(struct gl_context *ctx);
525 void (*emit_query_finish)(radeonContextPtr radeon);
526 void (*update_scissor)(struct gl_context *ctx);
527 unsigned (*check_blit)(gl_format mesa_format);
528 unsigned (*blit)(struct gl_context *ctx,
529 struct radeon_bo *src_bo,
531 gl_format src_mesaformat,
535 unsigned src_x_offset,
536 unsigned src_y_offset,
537 struct radeon_bo *dst_bo,
539 gl_format dst_mesaformat,
543 unsigned dst_x_offset,
544 unsigned dst_y_offset,
548 unsigned (*is_format_renderable)(gl_format mesa_format);
552 #define RADEON_CONTEXT(glctx) ((radeonContextPtr)(ctx->DriverCtx))
554 static inline __DRIdrawable* radeon_get_drawable(radeonContextPtr radeon)
556 return radeon->dri.context->driDrawablePriv;
559 static inline __DRIdrawable* radeon_get_readable(radeonContextPtr radeon)
561 return radeon->dri.context->driReadablePriv;
565 * This function takes a float and packs it into a uint32_t
567 static INLINE uint32_t radeonPackFloat32(float fl)
578 /* This is probably wrong for some values, I need to test this
579 * some more. Range checking would be a good idea also..
581 * But it works for most things. I'll fix it later if someone
582 * else with a better clue doesn't
584 static INLINE uint32_t radeonPackFloat24(float f)
588 uint32_t float24 = 0;
593 mantissa = frexpf(f, &exponent);
597 float24 |= (1 << 23);
598 mantissa = mantissa * -1.0;
600 /* Handle exponent, bias of 63 */
602 float24 |= (exponent << 16);
603 /* Kill 7 LSB of mantissa */
604 float24 |= (radeonPackFloat32(mantissa) & 0x7FFFFF) >> 7;
609 GLboolean radeonInitContext(radeonContextPtr radeon,
610 struct dd_function_table* functions,
611 const struct gl_config * glVisual,
612 __DRIcontext * driContextPriv,
613 void *sharedContextPrivate);
615 void radeonCleanupContext(radeonContextPtr radeon);
616 GLboolean radeonUnbindContext(__DRIcontext * driContextPriv);
617 void radeon_update_renderbuffers(__DRIcontext *context, __DRIdrawable *drawable,
618 GLboolean front_only);
619 GLboolean radeonMakeCurrent(__DRIcontext * driContextPriv,
620 __DRIdrawable * driDrawPriv,
621 __DRIdrawable * driReadPriv);
622 extern void radeonDestroyContext(__DRIcontext * driContextPriv);
623 void radeon_prepare_render(radeonContextPtr radeon);