github-mirrors/vortex
1
0
Fork 0
mirror of https://github.com/vortexgpgpu/vortex.git synced 2025-04-23 21:39:10 -04:00
Code Issues Projects Releases Packages Wiki Activity Actions

minor update

Browse source
This commit is contained in:
Blaise Tine 2024-07-10 18:04:38 -07:00
parent 156707bbec
commit a854e9d25b
1 changed files with 17 additions and 40 deletions
Download patch file Download diff file Expand all files Collapse all files

57
hw/rtl/core/VX_lmem_unit.sv
View file

@ -123,53 +123,30 @@ module VX_lmem_unit import VX_gpu_pkg::*; #(
`RESET_RELAY (rsp_reset, reset);
for (genvar i = 0; i < `NUM_LSU_BLOCKS; ++i) begin
wire rsp_arb_valid;
wire rsp_arb_index;
wire rsp_arb_ready;
VX_generic_arbiter #(
.NUM_REQS (2),
.LOCK_ENABLE (1),
.TYPE ("R")
) arbiter (
.clk (clk),
.reset (rsp_reset),
.requests ({
VX_stream_arb #(
.NUM_INPUTS (2),
.DATAW (RSP_DATAW),
.ARBITER ("R")
) rsp_arb (
.clk (clk),
.reset (rsp_reset),
.valid_in ({
lmem_lsu_if[i].rsp_valid,
lsu_mem_out_if[i].rsp_valid
}),
.grant_valid (rsp_arb_valid),
.grant_index (rsp_arb_index),
`UNUSED_PIN (grant_onehot),
.grant_unlock(rsp_arb_ready)
);
VX_elastic_buffer #(
.DATAW (RSP_DATAW),
.SIZE (2),
.OUT_REG (0)
) rsp_buf (
.clk (clk),
.reset (rsp_reset),
.valid_in (rsp_arb_valid),
.ready_in ({
lmem_lsu_if[i].rsp_ready,
lsu_mem_out_if[i].rsp_ready
}),
.data_in ({
rsp_arb_index ? lmem_lsu_if[i].rsp_data.mask : lsu_mem_out_if[i].rsp_data.mask,
rsp_arb_index ? lmem_lsu_if[i].rsp_data.data : lsu_mem_out_if[i].rsp_data.data,
rsp_arb_index ? lmem_lsu_if[i].rsp_data.tag : lsu_mem_out_if[i].rsp_data.tag
lmem_lsu_if[i].rsp_data,
lsu_mem_out_if[i].rsp_data
}),
.ready_in (rsp_arb_ready),
.data_out (lsu_mem_in_if[i].rsp_data),
.valid_out (lsu_mem_in_if[i].rsp_valid),
.data_out ({
lsu_mem_in_if[i].rsp_data.mask,
lsu_mem_in_if[i].rsp_data.data,
lsu_mem_in_if[i].rsp_data.tag
}),
.ready_out (lsu_mem_in_if[i].rsp_ready)
.ready_out (lsu_mem_in_if[i].rsp_ready),
`UNUSED_PIN (sel_out)
);
assign lsu_mem_out_if[i].rsp_ready = rsp_arb_ready && ~rsp_arb_index;
assign lmem_lsu_if[i].rsp_ready = rsp_arb_ready && rsp_arb_index;
end
VX_mem_bus_if #(