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multicore fix

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This commit is contained in:
Blaise Tine
2020-05-10 08:30:04 -04:00
parent 359601cfd3
commit cc84e0691c
40 changed files with 27930 additions and 28148 deletions
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82
hw/rtl/cache/VX_bank.v vendored
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@@ -2,54 +2,54 @@
`include "VX_define.vh"
module VX_bank #(
// Size of cache in bytes
parameter CACHE_SIZE = 1024,
parameter CACHE_SIZE = 0,
// Size of line inside a bank in bytes
parameter BANK_LINE_SIZE = 16,
parameter BANK_LINE_SIZE = 0,
// Number of banks {1, 2, 4, 8,...}
parameter NUM_BANKS = 8,
parameter NUM_BANKS = 0,
// Size of a word in bytes
parameter WORD_SIZE = 4,
parameter WORD_SIZE = 0,
// Number of Word requests per cycle {1, 2, 4, 8, ...}
parameter NUM_REQUESTS = 2,
parameter NUM_REQUESTS = 0,
// Number of cycles to complete i 1 (read from memory)
parameter STAGE_1_CYCLES = 2,
parameter STAGE_1_CYCLES = 0,
// Queues feeding into banks Knobs {1, 2, 4, 8, ...}
// Core Request Queue Size
parameter REQQ_SIZE = 8,
parameter REQQ_SIZE = 0,
// Miss Reserv Queue Knob
parameter MRVQ_SIZE = 8,
parameter MRVQ_SIZE = 0,
// Dram Fill Rsp Queue Size
parameter DFPQ_SIZE = 2,
parameter DFPQ_SIZE = 0,
// Snoop Req Queue
parameter SNRQ_SIZE = 8,
parameter SNRQ_SIZE = 0,
// Queues for writebacks Knobs {1, 2, 4, 8, ...}
// Core Writeback Queue Size
parameter CWBQ_SIZE = 8,
parameter CWBQ_SIZE = 0,
// Dram Writeback Queue Size
parameter DWBQ_SIZE = 4,
parameter DWBQ_SIZE = 0,
// Dram Fill Req Queue Size
parameter DFQQ_SIZE = 8,
parameter DFQQ_SIZE = 0,
// Lower Level Cache Hit Queue Size
parameter LLVQ_SIZE = 16,
parameter LLVQ_SIZE = 0,
// Fill Forward SNP Queue
parameter FFSQ_SIZE = 8,
parameter FFSQ_SIZE = 0,
// Fill Invalidator Size {Fill invalidator must be active}
parameter FILL_INVALIDAOR_SIZE = 16,
parameter FILL_INVALIDAOR_SIZE = 0,
// Enable cache writeable
parameter WRITE_ENABLE = 1,
parameter WRITE_ENABLE = 0,
// Enable dram update
parameter DRAM_ENABLE = 1,
parameter DRAM_ENABLE = 0,
// Enable snoop forwarding
parameter SNOOP_FORWARDING = 0,
// core request tag size
parameter CORE_TAG_WIDTH = 1,
parameter CORE_TAG_WIDTH = 0,
// size of tag id in core request tag
parameter CORE_TAG_ID_BITS = 0
@@ -172,21 +172,9 @@ module VX_bank #(
assign reqq_push = core_req_ready && (| core_req_valids);
VX_cache_req_queue #(
.CACHE_SIZE (CACHE_SIZE),
.BANK_LINE_SIZE (BANK_LINE_SIZE),
.NUM_BANKS (NUM_BANKS),
.WORD_SIZE (WORD_SIZE),
.NUM_REQUESTS (NUM_REQUESTS),
.STAGE_1_CYCLES (STAGE_1_CYCLES),
.REQQ_SIZE (REQQ_SIZE),
.MRVQ_SIZE (MRVQ_SIZE),
.DFPQ_SIZE (DFPQ_SIZE),
.SNRQ_SIZE (SNRQ_SIZE),
.CWBQ_SIZE (CWBQ_SIZE),
.DWBQ_SIZE (DWBQ_SIZE),
.DFQQ_SIZE (DFQQ_SIZE),
.LLVQ_SIZE (LLVQ_SIZE),
.FILL_INVALIDAOR_SIZE (FILL_INVALIDAOR_SIZE),
.CORE_TAG_WIDTH (CORE_TAG_WIDTH),
.CORE_TAG_ID_BITS (CORE_TAG_ID_BITS)
) req_queue (
@@ -363,17 +351,7 @@ module VX_bank #(
.BANK_LINE_SIZE (BANK_LINE_SIZE),
.NUM_BANKS (NUM_BANKS),
.WORD_SIZE (WORD_SIZE),
.NUM_REQUESTS (NUM_REQUESTS),
.STAGE_1_CYCLES (STAGE_1_CYCLES),
.REQQ_SIZE (REQQ_SIZE),
.MRVQ_SIZE (MRVQ_SIZE),
.DFPQ_SIZE (DFPQ_SIZE),
.SNRQ_SIZE (SNRQ_SIZE),
.CWBQ_SIZE (CWBQ_SIZE),
.DWBQ_SIZE (DWBQ_SIZE),
.DFQQ_SIZE (DFQQ_SIZE),
.LLVQ_SIZE (LLVQ_SIZE),
.FILL_INVALIDAOR_SIZE (FILL_INVALIDAOR_SIZE),
.DRAM_ENABLE (DRAM_ENABLE),
.WRITE_ENABLE (WRITE_ENABLE)
) tag_data_access (
@@ -458,21 +436,11 @@ module VX_bank #(
assign {miss_add_tag, miss_add_mem_read, miss_add_mem_write, miss_add_tid} = inst_meta_st2;
VX_cache_miss_resrv #(
.CACHE_SIZE (CACHE_SIZE),
.BANK_LINE_SIZE (BANK_LINE_SIZE),
.NUM_BANKS (NUM_BANKS),
.WORD_SIZE (WORD_SIZE),
.NUM_REQUESTS (NUM_REQUESTS),
.STAGE_1_CYCLES (STAGE_1_CYCLES),
.REQQ_SIZE (REQQ_SIZE),
.MRVQ_SIZE (MRVQ_SIZE),
.DFPQ_SIZE (DFPQ_SIZE),
.SNRQ_SIZE (SNRQ_SIZE),
.CWBQ_SIZE (CWBQ_SIZE),
.DWBQ_SIZE (DWBQ_SIZE),
.DFQQ_SIZE (DFQQ_SIZE),
.LLVQ_SIZE (LLVQ_SIZE),
.FILL_INVALIDAOR_SIZE (FILL_INVALIDAOR_SIZE),
.CORE_TAG_WIDTH (CORE_TAG_WIDTH)
) cache_miss_resrv (
.clk (clk),
@@ -568,20 +536,8 @@ module VX_bank #(
wire [`LINE_ADDR_WIDTH-1:0] fill_invalidator_addr = addr_st2;
VX_fill_invalidator #(
.CACHE_SIZE (CACHE_SIZE),
.BANK_LINE_SIZE (BANK_LINE_SIZE),
.NUM_BANKS (NUM_BANKS),
.WORD_SIZE (WORD_SIZE),
.NUM_REQUESTS (NUM_REQUESTS),
.STAGE_1_CYCLES (STAGE_1_CYCLES),
.REQQ_SIZE (REQQ_SIZE),
.MRVQ_SIZE (MRVQ_SIZE),
.DFPQ_SIZE (DFPQ_SIZE),
.SNRQ_SIZE (SNRQ_SIZE),
.CWBQ_SIZE (CWBQ_SIZE),
.DWBQ_SIZE (DWBQ_SIZE),
.DFQQ_SIZE (DFQQ_SIZE),
.LLVQ_SIZE (LLVQ_SIZE),
.FILL_INVALIDAOR_SIZE (FILL_INVALIDAOR_SIZE)
) fill_invalidator (
.clk (clk),

36
hw/rtl/cache/VX_cache.v vendored
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@@ -140,21 +140,10 @@ module VX_cache #(
assign dram_rsp_ready = (| per_bank_dram_fill_rsp_ready);
VX_cache_core_req_bank_sel #(
.CACHE_SIZE (CACHE_SIZE),
.BANK_LINE_SIZE (BANK_LINE_SIZE),
.NUM_BANKS (NUM_BANKS),
.WORD_SIZE (WORD_SIZE),
.NUM_REQUESTS (NUM_REQUESTS),
.STAGE_1_CYCLES (STAGE_1_CYCLES),
.REQQ_SIZE (REQQ_SIZE),
.MRVQ_SIZE (MRVQ_SIZE),
.DFPQ_SIZE (DFPQ_SIZE),
.SNRQ_SIZE (SNRQ_SIZE),
.CWBQ_SIZE (CWBQ_SIZE),
.DWBQ_SIZE (DWBQ_SIZE),
.DFQQ_SIZE (DFQQ_SIZE),
.LLVQ_SIZE (LLVQ_SIZE),
.FILL_INVALIDAOR_SIZE (FILL_INVALIDAOR_SIZE)
.NUM_REQUESTS (NUM_REQUESTS)
) cache_core_req_bank_sell (
.core_req_valid (core_req_valid),
.core_req_addr (core_req_addr),
@@ -320,21 +309,9 @@ module VX_cache #(
endgenerate
VX_cache_core_rsp_merge #(
.CACHE_SIZE (CACHE_SIZE),
.BANK_LINE_SIZE (BANK_LINE_SIZE),
.NUM_BANKS (NUM_BANKS),
.WORD_SIZE (WORD_SIZE),
.NUM_REQUESTS (NUM_REQUESTS),
.STAGE_1_CYCLES (STAGE_1_CYCLES),
.REQQ_SIZE (REQQ_SIZE),
.MRVQ_SIZE (MRVQ_SIZE),
.DFPQ_SIZE (DFPQ_SIZE),
.SNRQ_SIZE (SNRQ_SIZE),
.CWBQ_SIZE (CWBQ_SIZE),
.DWBQ_SIZE (DWBQ_SIZE),
.DFQQ_SIZE (DFQQ_SIZE),
.LLVQ_SIZE (LLVQ_SIZE),
.FILL_INVALIDAOR_SIZE (FILL_INVALIDAOR_SIZE),
.CORE_TAG_WIDTH (CORE_TAG_WIDTH),
.CORE_TAG_ID_BITS (CORE_TAG_ID_BITS)
) cache_core_rsp_merge (
@@ -351,21 +328,10 @@ module VX_cache #(
);
VX_cache_dram_req_arb #(
.CACHE_SIZE (CACHE_SIZE),
.BANK_LINE_SIZE (BANK_LINE_SIZE),
.NUM_BANKS (NUM_BANKS),
.WORD_SIZE (WORD_SIZE),
.NUM_REQUESTS (NUM_REQUESTS),
.STAGE_1_CYCLES (STAGE_1_CYCLES),
.REQQ_SIZE (REQQ_SIZE),
.MRVQ_SIZE (MRVQ_SIZE),
.DFPQ_SIZE (DFPQ_SIZE),
.SNRQ_SIZE (SNRQ_SIZE),
.CWBQ_SIZE (CWBQ_SIZE),
.DWBQ_SIZE (DWBQ_SIZE),
.DFQQ_SIZE (DFQQ_SIZE),
.LLVQ_SIZE (LLVQ_SIZE),
.FILL_INVALIDAOR_SIZE (FILL_INVALIDAOR_SIZE),
.PRFQ_SIZE (PRFQ_SIZE),
.PRFQ_STRIDE (PRFQ_STRIDE)
) cache_dram_req_arb (

39
hw/rtl/cache/VX_cache_core_req_bank_sel.v vendored
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@@ -2,43 +2,14 @@
`include "VX_cache_config.vh"
module VX_cache_core_req_bank_sel #(
// Size of cache in bytes
parameter CACHE_SIZE = 1024,
// Size of line inside a bank in bytes
parameter BANK_LINE_SIZE = 16,
// Number of banks {1, 2, 4, 8,...}
parameter NUM_BANKS = 8,
parameter BANK_LINE_SIZE = 0,
// Size of a word in bytes
parameter WORD_SIZE = 4,
parameter WORD_SIZE = 0,
// Number of banks {1, 2, 4, 8,...}
parameter NUM_BANKS = 0,
// Number of Word requests per cycle {1, 2, 4, 8, ...}
parameter NUM_REQUESTS = 2,
// Number of cycles to complete stage 1 (read from memory)
parameter STAGE_1_CYCLES = 2,
// Function ID, {Dcache=0, Icache=1, Sharedmemory=2}
parameter FUNC_ID = 0,
// Queues feeding into banks Knobs {1, 2, 4, 8, ...}
// Core Request Queue Size
parameter REQQ_SIZE = 8,
// Miss Reserv Queue Knob
parameter MRVQ_SIZE = 8,
// Dram Fill Rsp Queue Size
parameter DFPQ_SIZE = 2,
// Snoop Req Queue
parameter SNRQ_SIZE = 8,
// Queues for writebacks Knobs {1, 2, 4, 8, ...}
// Core Writeback Queue Size
parameter CWBQ_SIZE = 8,
// Dram Writeback Queue Size
parameter DWBQ_SIZE = 4,
// Dram Fill Req Queue Size
parameter DFQQ_SIZE = 8,
// Lower Level Cache Hit Queue Size
parameter LLVQ_SIZE = 16,
// Fill Invalidator Size {Fill invalidator must be active}
parameter FILL_INVALIDAOR_SIZE = 16
parameter NUM_REQUESTS = 0
) (
input wire [NUM_REQUESTS-1:0] core_req_valid,
input wire [NUM_REQUESTS-1:0][31:0] core_req_addr,

43
hw/rtl/cache/VX_cache_core_rsp_merge.v vendored
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@@ -1,49 +1,16 @@
`include "VX_cache_config.vh"
module VX_cache_core_rsp_merge #(
// Size of cache in bytes
parameter CACHE_SIZE = 1024,
// Size of line inside a bank in bytes
parameter BANK_LINE_SIZE = 16,
// Number of banks {1, 2, 4, 8,...}
parameter NUM_BANKS = 8,
parameter NUM_BANKS = 0,
// Size of a word in bytes
parameter WORD_SIZE = 4,
parameter WORD_SIZE = 0,
// Number of Word requests per cycle {1, 2, 4, 8, ...}
parameter NUM_REQUESTS = 2,
// Number of cycles to complete stage 1 (read from memory)
parameter STAGE_1_CYCLES = 2,
// Queues feeding into banks Knobs {1, 2, 4, 8, ...}
// Core Request Queue Size
parameter REQQ_SIZE = 8,
// Miss Reserv Queue Knob
parameter MRVQ_SIZE = 8,
// Dram Fill Rsp Queue Size
parameter DFPQ_SIZE = 2,
// Snoop Req Queue
parameter SNRQ_SIZE = 8,
// Queues for writebacks Knobs {1, 2, 4, 8, ...}
// Core Writeback Queue Size
parameter CWBQ_SIZE = 8,
// Dram Writeback Queue Size
parameter DWBQ_SIZE = 4,
// Dram Fill Req Queue Size
parameter DFQQ_SIZE = 8,
// Lower Level Cache Hit Queue Size
parameter LLVQ_SIZE = 16,
// Fill Invalidator Size {Fill invalidator must be active}
parameter FILL_INVALIDAOR_SIZE = 16,
parameter NUM_REQUESTS = 0,
// core request tag size
parameter CORE_TAG_WIDTH = 1,
parameter CORE_TAG_WIDTH = 0,
// size of tag id in core request tag
parameter CORE_TAG_ID_BITS = 0,
// dram request tag size
parameter DRAM_TAG_WIDTH = 1
parameter CORE_TAG_ID_BITS = 0
) (
// Per Bank WB
input wire [NUM_BANKS-1:0][`REQS_BITS-1:0] per_bank_core_rsp_tid,

35
hw/rtl/cache/VX_cache_dfq_queue.v vendored
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@@ -1,41 +1,12 @@
`include "VX_cache_config.vh"
module VX_cache_dfq_queue #(
// Size of cache in bytes
parameter CACHE_SIZE = 1024,
// Size of line inside a bank in bytes
parameter BANK_LINE_SIZE = 16,
parameter BANK_LINE_SIZE = 0,
// Number of banks {1, 2, 4, 8,...}
parameter NUM_BANKS = 8,
// Size of a word in bytes
parameter WORD_SIZE = 4,
// Number of Word requests per cycle {1, 2, 4, 8, ...}
parameter NUM_REQUESTS = 2,
// Number of cycles to complete stage 1 (read from memory)
parameter STAGE_1_CYCLES = 2,
// Queues feeding into banks Knobs {1, 2, 4, 8, ...}
// Core Request Queue Size
parameter REQQ_SIZE = 8,
// Miss Reserv Queue Knob
parameter MRVQ_SIZE = 8,
// Dram Fill Rsp Queue Size
parameter DFPQ_SIZE = 2,
// Snoop Req Queue
parameter SNRQ_SIZE = 8,
// Queues for writebacks Knobs {1, 2, 4, 8, ...}
// Core Writeback Queue Size
parameter CWBQ_SIZE = 8,
// Dram Writeback Queue Size
parameter DWBQ_SIZE = 4,
parameter NUM_BANKS = 0,
// Dram Fill Req Queue Size
parameter DFQQ_SIZE = 8,
// Lower Level Cache Hit Queue Size
parameter LLVQ_SIZE = 16,
// Fill Invalidator Size {Fill invalidator must be active}
parameter FILL_INVALIDAOR_SIZE = 16
parameter DFQQ_SIZE = 0
) (
input wire clk,
input wire reset,

47
hw/rtl/cache/VX_cache_dram_req_arb.v vendored
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@@ -1,46 +1,17 @@
`include "VX_cache_config.vh"
module VX_cache_dram_req_arb #(
// Size of cache in bytes
parameter CACHE_SIZE = 1024,
// Size of line inside a bank in bytes
parameter BANK_LINE_SIZE = 16,
parameter BANK_LINE_SIZE = 0,
// Number of banks {1, 2, 4, 8,...}
parameter NUM_BANKS = 8,
parameter NUM_BANKS = 0,
// Size of a word in bytes
parameter WORD_SIZE = 4,
// Number of Word requests per cycle {1, 2, 4, 8, ...}
parameter NUM_REQUESTS = 2,
// Number of cycles to complete stage 1 (read from memory)
parameter STAGE_1_CYCLES = 2,
// Queues feeding into banks Knobs {1, 2, 4, 8, ...}
// Core Request Queue Size
parameter REQQ_SIZE = 8,
// Miss Reserv Queue Knob
parameter MRVQ_SIZE = 8,
// Dram Fill Rsp Queue Size
parameter DFPQ_SIZE = 2,
// Snoop Req Queue
parameter SNRQ_SIZE = 8,
// Queues for writebacks Knobs {1, 2, 4, 8, ...}
// Core Writeback Queue Size
parameter CWBQ_SIZE = 8,
// Dram Writeback Queue Size
parameter DWBQ_SIZE = 4,
parameter WORD_SIZE = 0,
// Dram Fill Req Queue Size
parameter DFQQ_SIZE = 8,
// Lower Level Cache Hit Queue Size
parameter LLVQ_SIZE = 16,
// Fill Invalidator Size {Fill invalidator must be active}
parameter FILL_INVALIDAOR_SIZE = 16,
// Prefetcher
parameter PRFQ_SIZE = 64,
parameter PRFQ_STRIDE = 2
parameter DFQQ_SIZE = 0,
// Prefetcher
parameter PRFQ_SIZE = 0,
parameter PRFQ_STRIDE = 0
) (
input wire clk,
input wire reset,
@@ -101,7 +72,9 @@ module VX_cache_dram_req_arb #(
wire dfqq_push = (| per_bank_dram_fill_req_valid);
VX_cache_dfq_queue #(
.BANK_LINE_SIZE(BANK_LINE_SIZE),
.NUM_BANKS(NUM_BANKS),
.DFQQ_SIZE(DFQQ_SIZE)
) cache_dfq_queue (
.clk (clk),
.reset (reset),

38
hw/rtl/cache/VX_cache_miss_resrv.v vendored
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@@ -1,44 +1,18 @@
`include "VX_cache_config.vh"
module VX_cache_miss_resrv #(
// Size of cache in bytes
parameter CACHE_SIZE = 1024,
// Size of line inside a bank in bytes
parameter BANK_LINE_SIZE = 16,
parameter BANK_LINE_SIZE = 0,
// Number of banks {1, 2, 4, 8,...}
parameter NUM_BANKS = 8,
parameter NUM_BANKS = 0,
// Size of a word in bytes
parameter WORD_SIZE = 4,
parameter WORD_SIZE = 0,
// Number of Word requests per cycle {1, 2, 4, 8, ...}
parameter NUM_REQUESTS = 2,
// Number of cycles to complete stage 1 (read from memory)
parameter STAGE_1_CYCLES = 2,
// Queues feeding into banks Knobs {1, 2, 4, 8, ...}
// Core Request Queue Size
parameter REQQ_SIZE = 8,
parameter NUM_REQUESTS = 0,
// Miss Reserv Queue Knob
parameter MRVQ_SIZE = 8,
// Dram Fill Rsp Queue Size
parameter DFPQ_SIZE = 2,
// Snoop Req Queue
parameter SNRQ_SIZE = 8,
// Queues for writebacks Knobs {1, 2, 4, 8, ...}
// Core Writeback Queue Size
parameter CWBQ_SIZE = 8,
// Dram Writeback Queue Size
parameter DWBQ_SIZE = 4,
// Dram Fill Req Queue Size
parameter DFQQ_SIZE = 8,
// Lower Level Cache Hit Queue Size
parameter LLVQ_SIZE = 16,
// Fill Invalidator Size {Fill invalidator must be active}
parameter FILL_INVALIDAOR_SIZE = 16,
parameter MRVQ_SIZE = 0,
// caceh requests tag size
parameter CORE_TAG_WIDTH = 1
parameter CORE_TAG_WIDTH = 0
) (
input wire clk,
input wire reset,

39
hw/rtl/cache/VX_cache_req_queue.v vendored
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@@ -1,45 +1,14 @@
`include "VX_cache_config.vh"
module VX_cache_req_queue #(
// Size of cache in bytes
parameter CACHE_SIZE = 1024,
// Size of line inside a bank in bytes
parameter BANK_LINE_SIZE = 16,
// Number of banks {1, 2, 4, 8,...}
parameter NUM_BANKS = 8,
// Size of a word in bytes
parameter WORD_SIZE = 4,
parameter WORD_SIZE = 0,
// Number of Word requests per cycle {1, 2, 4, 8, ...}
parameter NUM_REQUESTS = 2,
// Number of cycles to complete stage 1 (read from memory)
parameter STAGE_1_CYCLES = 2,
// Queues feeding into banks Knobs {1, 2, 4, 8, ...}
parameter NUM_REQUESTS = 0,
// Core Request Queue Size
parameter REQQ_SIZE = 8,
// Miss Reserv Queue Knob
parameter MRVQ_SIZE = 8,
// Dram Fill Rsp Queue Size
parameter DFPQ_SIZE = 2,
// Snoop Req Queue
parameter SNRQ_SIZE = 8,
// Queues for writebacks Knobs {1, 2, 4, 8, ...}
// Core Writeback Queue Size
parameter CWBQ_SIZE = 8,
// Dram Writeback Queue Size
parameter DWBQ_SIZE = 4,
// Dram Fill Req Queue Size
parameter DFQQ_SIZE = 8,
// Lower Level Cache Hit Queue Size
parameter LLVQ_SIZE = 16,
// Fill Invalidator Size {Fill invalidator must be active}
parameter FILL_INVALIDAOR_SIZE = 16,
parameter REQQ_SIZE = 0,
// core request tag size
parameter CORE_TAG_WIDTH = 1,
parameter CORE_TAG_WIDTH = 0,
// size of tag id in core request tag
parameter CORE_TAG_ID_BITS = 0
) (

35
hw/rtl/cache/VX_fill_invalidator.v vendored
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@@ -1,41 +1,12 @@
`include "VX_cache_config.vh"
module VX_fill_invalidator #(
// Size of cache in bytes
parameter CACHE_SIZE = 1024,
// Size of line inside a bank in bytes
parameter BANK_LINE_SIZE = 16,
parameter BANK_LINE_SIZE = 0,
// Number of banks {1, 2, 4, 8,...}
parameter NUM_BANKS = 8,
// Size of a word in bytes
parameter WORD_SIZE = 4,
// Number of Word requests per cycle {1, 2, 4, 8, ...}
parameter NUM_REQUESTS = 2,
// Number of cycles to complete stage 1 (read from memory)
parameter STAGE_1_CYCLES = 2,
// Queues feeding into banks Knobs {1, 2, 4, 8, ...}
// Core Request Queue Size
parameter REQQ_SIZE = 8,
// Miss Reserv Queue Knob
parameter MRVQ_SIZE = 8,
// Dram Fill Rsp Queue Size
parameter DFPQ_SIZE = 2,
// Snoop Req Queue
parameter SNRQ_SIZE = 8,
// Queues for writebacks Knobs {1, 2, 4, 8, ...}
// Core Writeback Queue Size
parameter CWBQ_SIZE = 8,
// Dram Writeback Queue Size
parameter DWBQ_SIZE = 4,
// Dram Fill Req Queue Size
parameter DFQQ_SIZE = 8,
// Lower Level Cache Hit Queue Size
parameter LLVQ_SIZE = 16,
parameter NUM_BANKS = 0,
// Fill Invalidator Size {Fill invalidator must be active}
parameter FILL_INVALIDAOR_SIZE = 16
parameter FILL_INVALIDAOR_SIZE = 0
) (
input wire clk,
input wire reset,

8
hw/rtl/cache/VX_prefetcher.v vendored
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@@ -1,12 +1,12 @@
`include "VX_cache_config.vh"
module VX_prefetcher #(
parameter PRFQ_SIZE = 64,
parameter PRFQ_STRIDE = 2,
// Size of line inside a bank in bytes
parameter BANK_LINE_SIZE = 16,
parameter BANK_LINE_SIZE = 0,
// Size of a word in bytes
parameter WORD_SIZE = 4
parameter WORD_SIZE = 0,
parameter PRFQ_SIZE = 0,
parameter PRFQ_STRIDE = 0
) (
input wire clk,
input wire reset,

2
hw/rtl/cache/VX_snp_fwd_arb.v vendored
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@@ -1,7 +1,7 @@
`include "VX_cache_config.vh"
module VX_snp_fwd_arb #(
parameter NUM_BANKS = 1,
parameter NUM_BANKS = 1,
parameter BANK_LINE_SIZE = 1
) (
input wire [NUM_BANKS-1:0] per_bank_snp_fwd_valid,

53
hw/rtl/cache/VX_tag_data_access.v vendored
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@@ -2,46 +2,22 @@
module VX_tag_data_access #(
// Size of cache in bytes
parameter CACHE_SIZE = 1024,
parameter CACHE_SIZE = 0,
// Size of line inside a bank in bytes
parameter BANK_LINE_SIZE = 16,
parameter BANK_LINE_SIZE = 0,
// Number of banks {1, 2, 4, 8,...}
parameter NUM_BANKS = 8,
parameter NUM_BANKS = 0,
// Size of a word in bytes
parameter WORD_SIZE = 4,
// Number of Word requests per cycle {1, 2, 4, 8, ...}
parameter NUM_REQUESTS = 2,
parameter WORD_SIZE = 0,
// Number of cycles to complete stage 1 (read from memory)
parameter STAGE_1_CYCLES = 2,
// Queues feeding into banks Knobs {1, 2, 4, 8, ...}
// Core Request Queue Size
parameter REQQ_SIZE = 8,
// Miss Reserv Queue Knob
parameter MRVQ_SIZE = 8,
// Dram Fill Rsp Queue Size
parameter DFPQ_SIZE = 2,
// Snoop Req Queue
parameter SNRQ_SIZE = 8,
// Queues for writebacks Knobs {1, 2, 4, 8, ...}
// Core Writeback Queue Size
parameter CWBQ_SIZE = 8,
// Dram Writeback Queue Size
parameter DWBQ_SIZE = 4,
// Dram Fill Req Queue Size
parameter DFQQ_SIZE = 8,
// Lower Level Cache Hit Queue Size
parameter LLVQ_SIZE = 16,
// Fill Invalidator Size {Fill invalidator must be active}
parameter FILL_INVALIDAOR_SIZE = 16,
parameter STAGE_1_CYCLES = 0,
// Enable cache writeable
parameter WRITE_ENABLE = 1,
parameter WRITE_ENABLE = 0,
// Enable dram update
parameter DRAM_ENABLE = 1
parameter DRAM_ENABLE = 0
) (
input wire clk,
input wire reset,
@@ -100,18 +76,7 @@ module VX_tag_data_access #(
.CACHE_SIZE (CACHE_SIZE),
.BANK_LINE_SIZE (BANK_LINE_SIZE),
.NUM_BANKS (NUM_BANKS),
.WORD_SIZE (WORD_SIZE),
.NUM_REQUESTS (NUM_REQUESTS),
.STAGE_1_CYCLES (STAGE_1_CYCLES),
.REQQ_SIZE (REQQ_SIZE),
.MRVQ_SIZE (MRVQ_SIZE),
.DFPQ_SIZE (DFPQ_SIZE),
.SNRQ_SIZE (SNRQ_SIZE),
.CWBQ_SIZE (CWBQ_SIZE),
.DWBQ_SIZE (DWBQ_SIZE),
.DFQQ_SIZE (DFQQ_SIZE),
.LLVQ_SIZE (LLVQ_SIZE),
.FILL_INVALIDAOR_SIZE (FILL_INVALIDAOR_SIZE)
.WORD_SIZE (WORD_SIZE)
) tag_data_structure (
.clk (clk),
.reset (reset),

37
hw/rtl/cache/VX_tag_data_structure.v vendored
View File

@@ -2,42 +2,13 @@
module VX_tag_data_structure #(
// Size of cache in bytes
parameter CACHE_SIZE = 1024,
parameter CACHE_SIZE = 0,
// Size of line inside a bank in bytes
parameter BANK_LINE_SIZE = 16,
parameter BANK_LINE_SIZE = 0,
// Number of banks {1, 2, 4, 8,...}
parameter NUM_BANKS = 8,
parameter NUM_BANKS = 0,
// Size of a word in bytes
parameter WORD_SIZE = 4,
// Number of Word requests per cycle {1, 2, 4, 8, ...}
parameter NUM_REQUESTS = 2,
// Number of cycles to complete stage 1 (read from memory)
parameter STAGE_1_CYCLES = 2,
// Function ID, {Dcache=0, Icache=1, Sharedmemory=2}
parameter FUNC_ID = 0,
// Queues feeding into banks Knobs {1, 2, 4, 8, ...}
// Core Request Queue Size
parameter REQQ_SIZE = 8,
// Miss Reserv Queue Knob
parameter MRVQ_SIZE = 8,
// Dram Fill Rsp Queue Size
parameter DFPQ_SIZE = 2,
// Snoop Req Queue
parameter SNRQ_SIZE = 8,
// Queues for writebacks Knobs {1, 2, 4, 8, ...}
// Core Writeback Queue Size
parameter CWBQ_SIZE = 8,
// Dram Writeback Queue Size
parameter DWBQ_SIZE = 4,
// Dram Fill Req Queue Size
parameter DFQQ_SIZE = 8,
// Lower Level Cache Hit Queue Size
parameter LLVQ_SIZE = 16,
// Fill Invalidator Size {Fill invalidator must be active}
parameter FILL_INVALIDAOR_SIZE = 16
parameter WORD_SIZE = 0
) (
input wire clk,
input wire reset,