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tensor: Handle wid queue backpressure in dpu

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This commit is contained in:
Hansung Kim
2024-05-30 15:25:00 -07:00
parent 2e2decc8b6
commit 2743d32bd2
2 changed files with 4 additions and 6 deletions
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4
hw/rtl/core/VX_tensor_core.sv
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@@ -77,7 +77,7 @@ module VX_tensor_core_warp import VX_gpu_pkg::*; #(
// octet. E.g. two tgs map lane 0-3 and lane 16-19 -> 16
// FIXME: not sure this is the right logic. just filling in what works
localparam LANE_OFFSET_THREADGROUP = (4 * NUM_OCTETS);
localparam REQ_QUEUE_DEPTH = 4;
localparam METADATA_QUEUE_DEPTH = 4;
wire [1:0] step = 2'(execute_if.data.op_type);
wire last_in_pair = (execute_if.data.op_mod == `INST_MOD_BITS'(1));
@@ -220,7 +220,7 @@ module VX_tensor_core_warp import VX_gpu_pkg::*; #(
VX_fifo_queue #(
.DATAW(DATAW),
.DEPTH(REQ_QUEUE_DEPTH)
.DEPTH(METADATA_QUEUE_DEPTH)
) pending_uops (
.clk(clk),
.reset(reset),