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cache uuid support

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This commit is contained in:
Blaise Tine
2021-12-09 20:43:22 -05:00
parent 0e2de4f13a
commit d7737542e4
36 changed files with 159 additions and 200 deletions
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52
hw/rtl/tex_unit/VX_tex_mem.sv
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@@ -75,6 +75,9 @@ module VX_tex_mem #(
wire [`TEX_LGSTRIDE_BITS-1:0] q_req_lgstride;
wire [3:0][NUM_REQS-1:0][1:0] q_align_offs;
wire [3:0] q_dup_reqs;
wire [`NW_BITS-1:0] q_req_wid;
wire [31:0] q_req_PC;
wire [`UUID_BITS-1:0] q_req_uuid;
assign reqq_push = req_valid && req_ready;
@@ -105,12 +108,8 @@ module VX_tex_mem #(
wire sent_all_ready, last_texel_sent;
wire req_texel_dup;
wire [NUM_REQS-1:0][29:0] req_texel_addr;
reg [`DBG_CACHE_REQ_IDW-1:0] req_id;
wire [`DBG_CACHE_REQ_IDW-1:0] rsp_req_id;
reg [1:0] req_texel_idx;
reg req_texels_done;
`UNUSED_VAR (rsp_req_id)
always @(posedge clk) begin
if (reset || last_texel_sent) begin
@@ -156,22 +155,16 @@ module VX_tex_mem #(
wire [NUM_REQS-1:0] req_dup_mask = {{(NUM_REQS-1){~req_texel_dup}}, 1'b1};
assign {q_req_wid, q_req_PC, q_req_uuid} = q_req_info[`NW_BITS+32+`UUID_BITS-1:0];
`UNUSED_VAR (q_req_wid)
`UNUSED_VAR (q_req_PC)
assign dcache_req_if.valid = {NUM_REQS{req_texel_valid}} & q_req_tmask & req_dup_mask & ~texel_sent_mask;
assign dcache_req_if.rw = {NUM_REQS{1'b0}};
assign dcache_req_if.addr = req_texel_addr;
assign dcache_req_if.byteen = {NUM_REQS{4'b0}};
assign dcache_req_if.data = 'x;
assign dcache_req_if.tag = {NUM_REQS{req_id, `LSU_TAG_ID_BITS'(req_texel_idx), `CACHE_ADDR_TYPE_BITS'(0)}};
always @(posedge clk) begin
if (reset) begin
req_id <= `DBG_CACHE_REQ_ID(2, 0);
end else begin
if (dcache_req_fire_any) begin
req_id <= req_id + 1;
end
end
end
assign dcache_req_if.tag = {NUM_REQS{q_req_uuid, `LSU_TAG_ID_BITS'(req_texel_idx), `CACHE_ADDR_TYPE_BITS'(0)}};
// Dcache Response
@@ -188,7 +181,6 @@ module VX_tex_mem #(
wire rsp_texel_dup;
assign rsp_texel_idx = dcache_rsp_if.tag[`CACHE_ADDR_TYPE_BITS +: 2];
assign rsp_req_id = dcache_rsp_if.tag[`CACHE_ADDR_TYPE_BITS + `LSU_TAG_ID_BITS +: `DBG_CACHE_REQ_IDW];
`UNUSED_VAR (dcache_rsp_if.tag)
assign rsp_texel_dup = q_dup_reqs[rsp_texel_idx];
@@ -285,25 +277,25 @@ module VX_tex_mem #(
// Can accept new cache response?
assign dcache_rsp_if.ready = ~(is_last_rsp && stall_out);
`ifdef DBG_TRACE_TEX
wire [`NW_BITS-1:0] q_req_wid, req_wid, rsp_wid;
wire [31:0] q_req_PC, req_PC, rsp_PC;
assign {q_req_wid, q_req_PC} = q_req_info[`NW_BITS+32-1:0];
assign {req_wid, req_PC} = req_info[`NW_BITS+32-1:0];
assign {rsp_wid, rsp_PC} = rsp_info[`NW_BITS+32-1:0];
`ifdef DBG_TRACE_TEX
wire [`NW_BITS-1:0] req_wid, rsp_wid;
wire [31:0] req_PC, rsp_PC;
wire [`UUID_BITS-1:0] req_uuid, rsp_uuid;
assign {req_wid, req_PC, req_uuid} = req_info[`NW_BITS+32+`UUID_BITS-1:0];
assign {rsp_wid, rsp_PC, rsp_uuid} = rsp_info[`NW_BITS+32+`UUID_BITS-1:0];
always @(posedge clk) begin
if (dcache_req_fire_any) begin
dpi_trace("%d: core%0d-tex-cache-req: wid=%0d, PC=%0h, tmask=%b, req_id=%0h, tag=%0h, addr=",
$time, CORE_ID, q_req_wid, q_req_PC, dcache_req_fire, req_id, req_texel_idx);
dpi_trace("%d: core%0d-tex-cache-req: wid=%0d, PC=%0h, tmask=%b, tag=%0h, addr=",
$time, CORE_ID, q_req_wid, q_req_PC, dcache_req_fire, req_texel_idx);
`TRACE_ARRAY1D(req_texel_addr, NUM_REQS);
dpi_trace(", is_dup=%b\n", req_texel_dup);
dpi_trace(", is_dup=%b (#%0d)\n", req_texel_dup, q_req_uuid);
end
if (dcache_rsp_fire) begin
dpi_trace("%d: core%0d-tex-cache-rsp: wid=%0d, PC=%0h, tmask=%b, req_id=%0h, tag=%0h, data=",
$time, CORE_ID, q_req_wid, q_req_PC, dcache_rsp_if.tmask, rsp_req_id, rsp_texel_idx);
dpi_trace("%d: core%0d-tex-cache-rsp: wid=%0d, PC=%0h, tmask=%b, tag=%0h, data=",
$time, CORE_ID, q_req_wid, q_req_PC, dcache_rsp_if.tmask, rsp_texel_idx);
`TRACE_ARRAY1D(dcache_rsp_if.data, NUM_REQS);
dpi_trace("\n");
dpi_trace(" (#%0d)\n", q_req_uuid);
end
if (req_valid && req_ready) begin
dpi_trace("%d: core%0d-tex-mem-req: wid=%0d, PC=%0h, tmask=%b, filter=%0d, lgstride=%0d, baseaddr=",
@@ -311,13 +303,13 @@ module VX_tex_mem #(
`TRACE_ARRAY1D(req_baseaddr, NUM_REQS);
dpi_trace(", addr=");
`TRACE_ARRAY2D(req_addr, 4, NUM_REQS);
dpi_trace("\n");
dpi_trace(" (#%0d)\n", req_uuid);
end
if (rsp_valid && rsp_ready) begin
dpi_trace("%d: core%0d-tex-mem-rsp: wid=%0d, PC=%0h, tmask=%b, data=",
$time, CORE_ID, rsp_wid, rsp_PC, rsp_tmask);
`TRACE_ARRAY2D(rsp_data, 4, NUM_REQS);
dpi_trace("\n");
dpi_trace(" (#%0d)\n", rsp_uuid);
end
end
`endif