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minor updates

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This commit is contained in:
Blaise Tine
2020-05-28 18:34:03 -04:00
parent 611ceb000a
commit b930a822ad
11 changed files with 7005 additions and 17473 deletions
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14
hw/rtl/cache/VX_snp_forwarder.v vendored
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@@ -25,12 +25,12 @@ module VX_snp_forwarder #(
// Snoop Forwarding out
output wire [NUM_REQUESTS-1:0] snp_fwdout_valid,
output wire [NUM_REQUESTS-1:0][`DRAM_ADDR_WIDTH-1:0] snp_fwdout_addr,
output wire [NUM_REQUESTS-1:0][SNP_FWD_TAG_WIDTH-1:0] snp_fwdout_tag,
output wire [NUM_REQUESTS-1:0][`LOG2UP(SNRQ_SIZE)-1:0] snp_fwdout_tag,
input wire [NUM_REQUESTS-1:0] snp_fwdout_ready,
// Snoop forwarding in
input wire [NUM_REQUESTS-1:0] snp_fwdin_valid,
input wire [NUM_REQUESTS-1:0][SNP_FWD_TAG_WIDTH-1:0] snp_fwdin_tag,
input wire [NUM_REQUESTS-1:0][`LOG2UP(SNRQ_SIZE)-1:0] snp_fwdin_tag,
output wire [NUM_REQUESTS-1:0] snp_fwdin_ready
);
reg [`REQS_BITS:0] pending_cntrs [SNRQ_SIZE-1:0];
@@ -40,7 +40,7 @@ module VX_snp_forwarder #(
wire sfq_push, sfq_pop, sfq_full;
wire fwdin_valid;
wire [SNP_FWD_TAG_WIDTH-1:0] fwdin_tag;
wire [`LOG2UP(SNRQ_SIZE)-1:0] fwdin_tag;
wire fwdin_ready = snp_rsp_ready;
wire fwdin_taken = fwdin_valid && fwdin_ready;
@@ -49,9 +49,9 @@ module VX_snp_forwarder #(
assign snp_rsp_valid = fwdin_taken && (1 == pending_cntrs[sfq_read_addr]); // send response
assign sfq_read_addr = fwdin_tag[`LOG2UP(SNRQ_SIZE)-1:0];
assign sfq_read_addr = fwdin_tag;
assign sfq_push = snp_req_valid && fwdout_ready;
assign sfq_push = snp_req_valid && !sfq_full && fwdout_ready;
assign sfq_pop = snp_rsp_valid;
VX_indexable_queue #(
@@ -111,10 +111,10 @@ module VX_snp_forwarder #(
`ifdef DBG_PRINT_CACHE_SNP
always_ff @(posedge clk) begin
if (snp_req_valid && snp_req_ready) begin
$display("%t: snp req: addr=%0h, tag=%0h", $time, snp_req_addr, snp_req_tag);
$display("%t: snp req: addr=%0h, tag=%0h", $time, {snp_req_addr, `LOG2UP(BANK_LINE_SIZE)'(0)}, snp_req_tag);
end
if (snp_fwdout_valid[0] && snp_fwdout_ready[0]) begin
$display("%t: snp fwd_out: addr=%0h, tag=%0h", $time, snp_fwdout_addr[0], snp_fwdout_tag[0]);
$display("%t: snp fwd_out: addr=%0h, tag=%0h", $time, {snp_fwdout_addr[0], `LOG2UP(BANK_LINE_SIZE)'(0)}, snp_fwdout_tag[0]);
end
if (fwdin_valid && fwdin_ready) begin
$display("%t: snp fwd_in[%01d]: tag=%0h", $time, fwdin_sel, fwdin_tag);