src/mesa/drivers/dri/i965/intel_structs.h

   1 #ifndef INTEL_STRUCTS_H
   2 #define INTEL_STRUCTS_H
   3
   4 struct br0 {
   5    GLuint length:8;
   6    GLuint pad0:3;
   7    GLuint dst_tiled:1;
   8    GLuint pad1:8;
   9    GLuint write_rgb:1;
  10    GLuint write_alpha:1;
  11    GLuint opcode:7;
  12    GLuint client:3;
  13 };
  14
  15
  16 struct br13 {
  17    GLint dest_pitch:16;
  18    GLuint rop:8;
  19    GLuint color_depth:2;
  20    GLuint pad1:3;
  21    GLuint mono_source_transparency:1;
  22    GLuint clipping_enable:1;
  23    GLuint pad0:1;
  24 };
  25
  26
  27
  28 /* This is an attempt to move some of the 2D interaction in this
  29  * driver to using structs for packets rather than a bunch of #defines
  30  * and dwords.
  31  */
  32 struct xy_color_blit {
  33    struct br0 br0;
  34    struct br13 br13;
  35
  36    struct {
  37       GLuint dest_x1:16;
  38       GLuint dest_y1:16;
  39    } dw2;
  40
  41    struct {
  42       GLuint dest_x2:16;
  43       GLuint dest_y2:16;
  44    } dw3;
  45
  46    GLuint dest_base_addr;
  47    GLuint color;
  48 };
  49
  50 struct xy_src_copy_blit {
  51    struct br0 br0;
  52    struct br13 br13;
  53
  54    struct {
  55       GLuint dest_x1:16;
  56       GLuint dest_y1:16;
  57    } dw2;
  58
  59    struct {
  60       GLuint dest_x2:16;
  61       GLuint dest_y2:16;
  62    } dw3;
  63
  64    GLuint dest_base_addr;
  65
  66    struct {
  67       GLuint src_x1:16;
  68       GLuint src_y1:16;
  69    } dw5;
  70
  71    struct {
  72       GLint src_pitch:16;
  73       GLuint pad:16;
  74    } dw6;
  75
  76    GLuint src_base_addr;
  77 };
  78
  79 struct xy_setup_blit {
  80    struct br0 br0;
  81    struct br13 br13;
  82
  83    struct {
  84       GLuint clip_x1:16;
  85       GLuint clip_y1:16;
  86    } dw2;
  87
  88    struct {
  89       GLuint clip_x2:16;
  90       GLuint clip_y2:16;
  91    } dw3;
  92
  93    GLuint dest_base_addr;
  94    GLuint background_color;
  95    GLuint foreground_color;
  96    GLuint pattern_base_addr;
  97 };
  98
  99
 100 struct xy_text_immediate_blit {
 101    struct {
 102       GLuint length:8;
 103       GLuint pad2:3;
 104       GLuint dst_tiled:1;
 105       GLuint pad1:4;
 106       GLuint byte_packed:1;
 107       GLuint pad0:5;
 108       GLuint opcode:7;
 109       GLuint client:3;
 110    } dw0;
 111
 112    struct {
 113       GLuint dest_x1:16;
 114       GLuint dest_y1:16;
 115    } dw1;
 116
 117    struct {
 118       GLuint dest_x2:16;
 119       GLuint dest_y2:16;
 120    } dw2;
 121
 122    /* Src bitmap data follows as inline dwords.
 123     */
 124 };
 125
 126
 127 #define CLIENT_2D 0x2
 128 #define OPCODE_XY_SETUP_BLT 0x1
 129 #define OPCODE_XY_COLOR_BLT 0x50
 130 #define OPCODE_XY_TEXT_IMMEDIATE_BLT 0x31
 131
 132 #endif