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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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16
hw/rtl/tex_unit/VX_tex_wrap.sv
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@@ -4,19 +4,19 @@ module VX_tex_wrap #(
parameter CORE_ID = 0
) (
input wire [`TEX_WRAP_BITS-1:0] wrap_i,
input wire [31:0] coord_i,
output wire [`FIXED_FRAC-1:0] coord_o
input wire [`TEX_FXD_BITS-1:0] coord_i,
output wire [`TEX_FXD_FRAC-1:0] coord_o
);
`UNUSED_PARAM (CORE_ID)
reg [`FIXED_FRAC-1:0] coord_r;
reg [`TEX_FXD_FRAC-1:0] coord_r;
wire [`FIXED_FRAC-1:0] clamp;
wire [`TEX_FXD_FRAC-1:0] clamp;
VX_tex_sat #(
.IN_W (32),
.OUT_W (`FIXED_FRAC)
.IN_W (`TEX_FXD_BITS),
.OUT_W (`TEX_FXD_FRAC)
) sat_fx (
.data_in (coord_i),
.data_out (clamp)
@@ -27,9 +27,9 @@ module VX_tex_wrap #(
`TEX_WRAP_CLAMP:
coord_r = clamp;
`TEX_WRAP_MIRROR:
coord_r = coord_i[`FIXED_FRAC-1:0] ^ {`FIXED_FRAC{coord_i[`FIXED_FRAC]}};
coord_r = coord_i[`TEX_FXD_FRAC-1:0] ^ {`TEX_FXD_FRAC{coord_i[`TEX_FXD_FRAC]}};
default: //`TEX_WRAP_REPEAT
coord_r = coord_i[`FIXED_FRAC-1:0];
coord_r = coord_i[`TEX_FXD_FRAC-1:0];
endcase
end