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fixes: texture unit mem access sometimes going to smem, bilinear texture filtering; new: cache req_id,

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Blaise Tine
2021-11-24 00:00:17 -05:00
parent 1501360f4b
commit 18762dffce
70 changed files with 3818 additions and 1727 deletions
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23
hw/rtl/tex_unit/VX_tex_define.vh
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@@ -3,31 +3,26 @@
`include "VX_define.vh"
`define FIXED_BITS 32
`define FIXED_FRAC 20
`define FIXED_INT (`FIXED_BITS - `FIXED_FRAC)
`define FIXED_ONE (2 ** `FIXED_FRAC)
`define FIXED_HALF (`FIXED_ONE >> 1)
`define FIXED_MASK (`FIXED_ONE - 1)
`define TEX_FXD_INT (`TEX_FXD_BITS - `TEX_FXD_FRAC)
`define TEX_FXD_ONE (2 ** `TEX_FXD_FRAC)
`define TEX_FXD_HALF (`TEX_FXD_ONE >> 1)
`define TEX_FXD_MASK (`TEX_FXD_ONE - 1)
`define TEX_ADDR_BITS 32
`define TEX_FORMAT_BITS 3
`define TEX_WRAP_BITS 2
`define TEX_DIM_BITS 4
`define TEX_FILTER_BITS 1
`define TEX_MIPOFF_BITS (2*`TEX_DIM_BITS+1)
`define TEX_MIPOFF_BITS (2*12+1)
`define TEX_STRIDE_BITS 2
`define TEX_LOD_BITS 4
`define TEX_MIP_BITS (`NTEX_BITS + `TEX_LOD_BITS)
`define TEX_LGSTRIDE_MAX 2
`define TEX_LGSTRIDE_BITS 2
`define TEX_WRAP_CLAMP 0
`define TEX_WRAP_REPEAT 1
`define TEX_WRAP_MIRROR 2
`define BLEND_FRAC 8
`define BLEND_ONE (2 ** `BLEND_FRAC)
`define TEX_BLEND_FRAC 8
`define TEX_BLEND_ONE (2 ** `TEX_BLEND_FRAC)
`define TEX_FORMAT_R8G8B8A8 `TEX_FORMAT_BITS'(0)
`define TEX_FORMAT_R5G6B5 `TEX_FORMAT_BITS'(1)