Added Proper Handshaking to Everything and Fixed a Couple of Bugs

This commit is contained in:
felsabbagh3
2020-03-29 02:11:14 -07:00
parent d31b607e01
commit efac643c66
9 changed files with 523 additions and 627 deletions

View File

@@ -68,7 +68,9 @@ module VX_cache_dram_req_arb
output wire [31:0] dram_req_addr,
output wire [31:0] dram_req_size,
output wire [`IBANK_LINE_SIZE_RNG][31:0] dram_req_data,
output wire dram_req_because_of_wb
output wire dram_req_because_of_wb,
input wire dram_req_delay
);
@@ -76,7 +78,7 @@ module VX_cache_dram_req_arb
wire[31:0] dfqq_req_addr;
wire dfqq_empty;
wire dwb_valid;
wire dfqq_pop = !dwb_valid && dfqq_req; // If no dwb, and dfqq has valids, then pop
wire dfqq_pop = !dwb_valid && dfqq_req && !dram_req_delay; // If no dwb, and dfqq has valids, then pop
wire dfqq_push = (|per_bank_dram_fill_req);
VX_cache_dfq_queue VX_cache_dfq_queue(
@@ -101,7 +103,7 @@ module VX_cache_dram_req_arb
);
assign per_bank_dram_wb_queue_pop = per_bank_dram_wb_req & ((1 << dwb_bank));
assign per_bank_dram_wb_queue_pop = dram_req_delay ? 0 : per_bank_dram_wb_req & ((1 << dwb_bank));
assign dram_req = dwb_valid || dfqq_req;