+++ /dev/null
-/**************************************************************************
- *
- * Copyright 2003 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, 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 TUNGSTEN 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 INTELCONTEXT_INC
-#define INTELCONTEXT_INC
-
-
-#include <stdbool.h>
-#include <string.h>
-#include "main/mtypes.h"
-#include "main/mm.h"
-
-#ifdef __cplusplus
-extern "C" {
- /* Evil hack for using libdrm in a c++ compiler. */
- #define virtual virt
-#endif
-
-#include "drm.h"
-#include "intel_bufmgr.h"
-
-#include "intel_screen.h"
-#include "intel_tex_obj.h"
-#include "i915_drm.h"
-
-#ifdef __cplusplus
- #undef virtual
-#endif
-
-#include "tnl/t_vertex.h"
-
-#define TAG(x) intel##x
-#include "tnl_dd/t_dd_vertex.h"
-#undef TAG
-
-#define DV_PF_555 (1<<8)
-#define DV_PF_565 (2<<8)
-#define DV_PF_8888 (3<<8)
-#define DV_PF_4444 (8<<8)
-#define DV_PF_1555 (9<<8)
-
-struct intel_region;
-struct intel_context;
-
-typedef void (*intel_tri_func) (struct intel_context *, intelVertex *,
- intelVertex *, intelVertex *);
-typedef void (*intel_line_func) (struct intel_context *, intelVertex *,
- intelVertex *);
-typedef void (*intel_point_func) (struct intel_context *, intelVertex *);
-
-/**
- * Bits for intel->Fallback field
- */
-/*@{*/
-#define INTEL_FALLBACK_DRAW_BUFFER 0x1
-#define INTEL_FALLBACK_READ_BUFFER 0x2
-#define INTEL_FALLBACK_DEPTH_BUFFER 0x4
-#define INTEL_FALLBACK_STENCIL_BUFFER 0x8
-#define INTEL_FALLBACK_USER 0x10
-#define INTEL_FALLBACK_RENDERMODE 0x20
-#define INTEL_FALLBACK_TEXTURE 0x40
-#define INTEL_FALLBACK_DRIVER 0x1000 /**< first for drivers */
-/*@}*/
-
-extern void intelFallback(struct intel_context *intel, GLbitfield bit,
- bool mode);
-#define FALLBACK( intel, bit, mode ) intelFallback( intel, bit, mode )
-
-
-#define INTEL_WRITE_PART 0x1
-#define INTEL_WRITE_FULL 0x2
-#define INTEL_READ 0x4
-
-#define INTEL_MAX_FIXUP 64
-
-#ifndef likely
-#ifdef __GNUC__
-#define likely(expr) (__builtin_expect(expr, 1))
-#define unlikely(expr) (__builtin_expect(expr, 0))
-#else
-#define likely(expr) (expr)
-#define unlikely(expr) (expr)
-#endif
-#endif
-
-struct intel_sync_object {
- struct gl_sync_object Base;
-
- /** Batch associated with this sync object */
- drm_intel_bo *bo;
-};
-
-struct brw_context;
-
-struct intel_batchbuffer {
- /** Current batchbuffer being queued up. */
- drm_intel_bo *bo;
- /** Last BO submitted to the hardware. Used for glFinish(). */
- drm_intel_bo *last_bo;
- /** BO for post-sync nonzero writes for gen6 workaround. */
- drm_intel_bo *workaround_bo;
- bool need_workaround_flush;
-
- struct cached_batch_item *cached_items;
-
- uint16_t emit, total;
- uint16_t used, reserved_space;
- uint32_t *map;
- uint32_t *cpu_map;
-#define BATCH_SZ (8192*sizeof(uint32_t))
-
- uint32_t state_batch_offset;
- bool is_blit;
- bool needs_sol_reset;
-
- struct {
- uint16_t used;
- int reloc_count;
- } saved;
-};
-
-/**
- * intel_context is derived from Mesa's context class: struct gl_context.
- */
-struct intel_context
-{
- struct gl_context ctx; /**< base class, must be first field */
-
- struct
- {
- void (*destroy) (struct intel_context * intel);
- void (*emit_state) (struct intel_context * intel);
- void (*finish_batch) (struct intel_context * intel);
- void (*new_batch) (struct intel_context * intel);
- void (*emit_invarient_state) (struct intel_context * intel);
- void (*update_texture_state) (struct intel_context * intel);
-
- void (*render_start) (struct intel_context * intel);
- void (*render_prevalidate) (struct intel_context * intel);
- void (*set_draw_region) (struct intel_context * intel,
- struct intel_region * draw_regions[],
- struct intel_region * depth_region,
- GLuint num_regions);
- void (*update_draw_buffer)(struct intel_context *intel);
-
- void (*reduced_primitive_state) (struct intel_context * intel,
- GLenum rprim);
-
- bool (*check_vertex_size) (struct intel_context * intel,
- GLuint expected);
- void (*invalidate_state) (struct intel_context *intel,
- GLuint new_state);
-
- void (*assert_not_dirty) (struct intel_context *intel);
-
- void (*debug_batch)(struct intel_context *intel);
- void (*annotate_aub)(struct intel_context *intel);
- bool (*render_target_supported)(struct intel_context *intel,
- struct gl_renderbuffer *rb);
-
- /** Can HiZ be enabled on a depthbuffer of the given format? */
- bool (*is_hiz_depth_format)(struct intel_context *intel,
- gl_format format);
-
- /**
- * Surface state operations (i965+ only)
- * \{
- */
- void (*update_texture_surface)(struct gl_context *ctx,
- unsigned unit,
- uint32_t *binding_table,
- unsigned surf_index);
- void (*update_renderbuffer_surface)(struct brw_context *brw,
- struct gl_renderbuffer *rb,
- bool layered,
- unsigned unit);
- void (*update_null_renderbuffer_surface)(struct brw_context *brw,
- unsigned unit);
- void (*create_constant_surface)(struct brw_context *brw,
- drm_intel_bo *bo,
- uint32_t offset,
- uint32_t size,
- uint32_t *out_offset,
- bool dword_pitch);
- /** \} */
-
- /**
- * Send the appropriate state packets to configure depth, stencil, and
- * HiZ buffers (i965+ only)
- */
- void (*emit_depth_stencil_hiz)(struct brw_context *brw,
- struct intel_mipmap_tree *depth_mt,
- uint32_t depth_offset,
- uint32_t depthbuffer_format,
- uint32_t depth_surface_type,
- struct intel_mipmap_tree *stencil_mt,
- bool hiz, bool separate_stencil,
- uint32_t width, uint32_t height,
- uint32_t tile_x, uint32_t tile_y);
-
- } vtbl;
-
- GLbitfield Fallback; /**< mask of INTEL_FALLBACK_x bits */
- GLuint NewGLState;
-
- dri_bufmgr *bufmgr;
- unsigned int maxBatchSize;
-
- /**
- * Generation number of the hardware: 2 is 8xx, 3 is 9xx pre-965, 4 is 965.
- */
- int gen;
- int gt;
- bool needs_ff_sync;
- bool is_haswell;
- bool is_baytrail;
- bool is_g4x;
- bool is_945;
- bool has_separate_stencil;
- bool must_use_separate_stencil;
- bool has_hiz;
- bool has_llc;
- bool has_swizzling;
-
- int urb_size;
-
- drm_intel_context *hw_ctx;
-
- struct intel_batchbuffer batch;
-
- drm_intel_bo *first_post_swapbuffers_batch;
- bool need_throttle;
- bool no_batch_wrap;
- bool tnl_pipeline_running; /**< Set while i915's _tnl_run_pipeline. */
-
- /**
- * Set if we're either a debug context or the INTEL_DEBUG=perf environment
- * variable is set, this is the flag indicating to do expensive work that
- * might lead to a perf_debug() call.
- */
- bool perf_debug;
-
- struct
- {
- GLuint id;
- uint32_t start_ptr; /**< for i8xx */
- uint32_t primitive; /**< Current hardware primitive type */
- void (*flush) (struct intel_context *);
- drm_intel_bo *vb_bo;
- uint8_t *vb;
- unsigned int start_offset; /**< Byte offset of primitive sequence */
- unsigned int current_offset; /**< Byte offset of next vertex */
- unsigned int count; /**< Number of vertices in current primitive */
- } prim;
-
- struct {
- drm_intel_bo *bo;
- GLuint offset;
- uint32_t buffer_len;
- uint32_t buffer_offset;
- char buffer[4096];
- } upload;
-
- uint32_t max_gtt_map_object_size;
-
- GLuint stats_wm;
-
- /* Offsets of fields within the current vertex:
- */
- GLuint coloroffset;
- GLuint specoffset;
- GLuint wpos_offset;
-
- struct tnl_attr_map vertex_attrs[VERT_ATTRIB_MAX];
- GLuint vertex_attr_count;
-
- bool hw_stencil;
- bool hw_stipple;
- bool no_rast;
- bool always_flush_batch;
- bool always_flush_cache;
- bool disable_throttling;
-
- /* State for intelvb.c and inteltris.c.
- */
- GLuint RenderIndex;
- GLmatrix ViewportMatrix;
- GLenum render_primitive;
- GLenum reduced_primitive; /*< Only gen < 6 */
- GLuint vertex_size;
- GLubyte *verts; /* points to tnl->clipspace.vertex_buf */
-
- /* Fallback rasterization functions
- */
- intel_point_func draw_point;
- intel_line_func draw_line;
- intel_tri_func draw_tri;
-
- /**
- * Set if rendering has occured to the drawable's front buffer.
- *
- * This is used in the DRI2 case to detect that glFlush should also copy
- * the contents of the fake front buffer to the real front buffer.
- */
- bool front_buffer_dirty;
-
- /**
- * Track whether front-buffer rendering is currently enabled
- *
- * A separate flag is used to track this in order to support MRT more
- * easily.
- */
- bool is_front_buffer_rendering;
- /**
- * Track whether front-buffer is the current read target.
- *
- * This is closely associated with is_front_buffer_rendering, but may
- * be set separately. The DRI2 fake front buffer must be referenced
- * either way.
- */
- bool is_front_buffer_reading;
-
- bool use_early_z;
-
- int driFd;
-
- __DRIcontext *driContext;
- struct intel_screen *intelScreen;
- void (*saved_viewport)(struct gl_context * ctx,
- GLint x, GLint y, GLsizei width, GLsizei height);
-
- /**
- * Configuration cache
- */
- driOptionCache optionCache;
-};
-
-#define SUBPIXEL_X 0.125
-#define SUBPIXEL_Y 0.125
-
-/**
- * Align a value down to an alignment value
- *
- * If \c value is not already aligned to the requested alignment value, it
- * will be rounded down.
- *
- * \param value Value to be rounded
- * \param alignment Alignment value to be used. This must be a power of two.
- *
- * \sa ALIGN()
- */
-#define ROUND_DOWN_TO(value, alignment) ((value) & ~(alignment - 1))
-
-static INLINE uint32_t
-U_FIXED(float value, uint32_t frac_bits)
-{
- value *= (1 << frac_bits);
- return value < 0 ? 0 : value;
-}
-
-static INLINE uint32_t
-S_FIXED(float value, uint32_t frac_bits)
-{
- return value * (1 << frac_bits);
-}
-
-#define INTEL_FIREVERTICES(intel) \
-do { \
- if ((intel)->prim.flush) \
- (intel)->prim.flush(intel); \
-} while (0)
-
-/* ================================================================
- * From linux kernel i386 header files, copes with odd sizes better
- * than COPY_DWORDS would:
- * XXX Put this in src/mesa/main/imports.h ???
- */
-#if defined(i386) || defined(__i386__)
-static INLINE void * __memcpy(void * to, const void * from, size_t n)
-{
- int d0, d1, d2;
- __asm__ __volatile__(
- "rep ; movsl\n\t"
- "testb $2,%b4\n\t"
- "je 1f\n\t"
- "movsw\n"
- "1:\ttestb $1,%b4\n\t"
- "je 2f\n\t"
- "movsb\n"
- "2:"
- : "=&c" (d0), "=&D" (d1), "=&S" (d2)
- :"0" (n/4), "q" (n),"1" ((long) to),"2" ((long) from)
- : "memory");
- return (to);
-}
-#else
-#define __memcpy(a,b,c) memcpy(a,b,c)
-#endif
-
-
-/* ================================================================
- * Debugging:
- */
-extern int INTEL_DEBUG;
-
-#define DEBUG_TEXTURE 0x1
-#define DEBUG_STATE 0x2
-#define DEBUG_IOCTL 0x4
-#define DEBUG_BLIT 0x8
-#define DEBUG_MIPTREE 0x10
-#define DEBUG_PERF 0x20
-#define DEBUG_BATCH 0x80
-#define DEBUG_PIXEL 0x100
-#define DEBUG_BUFMGR 0x200
-#define DEBUG_REGION 0x400
-#define DEBUG_FBO 0x800
-#define DEBUG_GS 0x1000
-#define DEBUG_SYNC 0x2000
-#define DEBUG_PRIMS 0x4000
-#define DEBUG_VERTS 0x8000
-#define DEBUG_DRI 0x10000
-#define DEBUG_SF 0x20000
-#define DEBUG_STATS 0x100000
-#define DEBUG_WM 0x400000
-#define DEBUG_URB 0x800000
-#define DEBUG_VS 0x1000000
-#define DEBUG_CLIP 0x2000000
-#define DEBUG_AUB 0x4000000
-#define DEBUG_SHADER_TIME 0x8000000
-#define DEBUG_BLORP 0x10000000
-#define DEBUG_NO16 0x20000000
-
-#ifdef HAVE_ANDROID_PLATFORM
-#define LOG_TAG "INTEL-MESA"
-#include <cutils/log.h>
-#ifndef ALOGW
-#define ALOGW LOGW
-#endif
-#define dbg_printf(...) ALOGW(__VA_ARGS__)
-#else
-#define dbg_printf(...) printf(__VA_ARGS__)
-#endif /* HAVE_ANDROID_PLATFORM */
-
-#define DBG(...) do { \
- if (unlikely(INTEL_DEBUG & FILE_DEBUG_FLAG)) \
- dbg_printf(__VA_ARGS__); \
-} while(0)
-
-#define perf_debug(...) do { \
- static GLuint msg_id = 0; \
- if (unlikely(INTEL_DEBUG & DEBUG_PERF)) \
- dbg_printf(__VA_ARGS__); \
- if (intel->perf_debug) \
- _mesa_gl_debug(&intel->ctx, &msg_id, \
- MESA_DEBUG_TYPE_PERFORMANCE, \
- MESA_DEBUG_SEVERITY_MEDIUM, \
- __VA_ARGS__); \
-} while(0)
-
-#define WARN_ONCE(cond, fmt...) do { \
- if (unlikely(cond)) { \
- static bool _warned = false; \
- static GLuint msg_id = 0; \
- if (!_warned) { \
- fprintf(stderr, "WARNING: "); \
- fprintf(stderr, fmt); \
- _warned = true; \
- \
- _mesa_gl_debug(ctx, &msg_id, \
- MESA_DEBUG_TYPE_OTHER, \
- MESA_DEBUG_SEVERITY_HIGH, fmt); \
- } \
- } \
-} while (0)
-
-#define PCI_CHIP_845_G 0x2562
-#define PCI_CHIP_I830_M 0x3577
-#define PCI_CHIP_I855_GM 0x3582
-#define PCI_CHIP_I865_G 0x2572
-#define PCI_CHIP_I915_G 0x2582
-#define PCI_CHIP_I915_GM 0x2592
-#define PCI_CHIP_I945_G 0x2772
-#define PCI_CHIP_I945_GM 0x27A2
-#define PCI_CHIP_I945_GME 0x27AE
-#define PCI_CHIP_G33_G 0x29C2
-#define PCI_CHIP_Q35_G 0x29B2
-#define PCI_CHIP_Q33_G 0x29D2
-
-
-/* ================================================================
- * intel_context.c:
- */
-
-extern bool intelInitContext(struct intel_context *intel,
- int api,
- unsigned major_version,
- unsigned minor_version,
- const struct gl_config * mesaVis,
- __DRIcontext * driContextPriv,
- void *sharedContextPrivate,
- struct dd_function_table *functions,
- unsigned *dri_ctx_error);
-
-extern void intelFinish(struct gl_context * ctx);
-extern void intel_flush_rendering_to_batch(struct gl_context *ctx);
-extern void _intel_flush(struct gl_context * ctx, const char *file, int line);
-
-#define intel_flush(ctx) _intel_flush(ctx, __FILE__, __LINE__)
-
-extern void intelInitDriverFunctions(struct dd_function_table *functions);
-
-void intel_init_syncobj_functions(struct dd_function_table *functions);
-
-
-/* ================================================================
- * intel_state.c:
- */
-
-#define COMPAREFUNC_ALWAYS 0
-#define COMPAREFUNC_NEVER 0x1
-#define COMPAREFUNC_LESS 0x2
-#define COMPAREFUNC_EQUAL 0x3
-#define COMPAREFUNC_LEQUAL 0x4
-#define COMPAREFUNC_GREATER 0x5
-#define COMPAREFUNC_NOTEQUAL 0x6
-#define COMPAREFUNC_GEQUAL 0x7
-
-#define STENCILOP_KEEP 0
-#define STENCILOP_ZERO 0x1
-#define STENCILOP_REPLACE 0x2
-#define STENCILOP_INCRSAT 0x3
-#define STENCILOP_DECRSAT 0x4
-#define STENCILOP_INCR 0x5
-#define STENCILOP_DECR 0x6
-#define STENCILOP_INVERT 0x7
-
-#define LOGICOP_CLEAR 0
-#define LOGICOP_NOR 0x1
-#define LOGICOP_AND_INV 0x2
-#define LOGICOP_COPY_INV 0x3
-#define LOGICOP_AND_RVRSE 0x4
-#define LOGICOP_INV 0x5
-#define LOGICOP_XOR 0x6
-#define LOGICOP_NAND 0x7
-#define LOGICOP_AND 0x8
-#define LOGICOP_EQUIV 0x9
-#define LOGICOP_NOOP 0xa
-#define LOGICOP_OR_INV 0xb
-#define LOGICOP_COPY 0xc
-#define LOGICOP_OR_RVRSE 0xd
-#define LOGICOP_OR 0xe
-#define LOGICOP_SET 0xf
-
-#define BLENDFACT_ZERO 0x01
-#define BLENDFACT_ONE 0x02
-#define BLENDFACT_SRC_COLR 0x03
-#define BLENDFACT_INV_SRC_COLR 0x04
-#define BLENDFACT_SRC_ALPHA 0x05
-#define BLENDFACT_INV_SRC_ALPHA 0x06
-#define BLENDFACT_DST_ALPHA 0x07
-#define BLENDFACT_INV_DST_ALPHA 0x08
-#define BLENDFACT_DST_COLR 0x09
-#define BLENDFACT_INV_DST_COLR 0x0a
-#define BLENDFACT_SRC_ALPHA_SATURATE 0x0b
-#define BLENDFACT_CONST_COLOR 0x0c
-#define BLENDFACT_INV_CONST_COLOR 0x0d
-#define BLENDFACT_CONST_ALPHA 0x0e
-#define BLENDFACT_INV_CONST_ALPHA 0x0f
-#define BLENDFACT_MASK 0x0f
-
-enum {
- DRI_CONF_BO_REUSE_DISABLED,
- DRI_CONF_BO_REUSE_ALL
-};
-
-extern int intel_translate_shadow_compare_func(GLenum func);
-extern int intel_translate_compare_func(GLenum func);
-extern int intel_translate_stencil_op(GLenum op);
-extern int intel_translate_blend_factor(GLenum factor);
-extern int intel_translate_logic_op(GLenum opcode);
-
-void intel_update_renderbuffers(__DRIcontext *context,
- __DRIdrawable *drawable);
-void intel_prepare_render(struct intel_context *intel);
-
-void
-intel_resolve_for_dri2_flush(struct intel_context *intel,
- __DRIdrawable *drawable);
-
-void i915_set_buf_info_for_region(uint32_t *state, struct intel_region *region,
- uint32_t buffer_id);
-void intel_init_texture_formats(struct gl_context *ctx);
-
-/*======================================================================
- * Inline conversion functions.
- * These are better-typed than the macros used previously:
- */
-static INLINE struct intel_context *
-intel_context(struct gl_context * ctx)
-{
- return (struct intel_context *) ctx;
-}
-
-static INLINE bool
-is_power_of_two(uint32_t value)
-{
- return (value & (value - 1)) == 0;
-}
-
-#ifdef __cplusplus
-}
-#endif
-
-#endif
projects / mesa.git / blobdiff