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rtl refactoring

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This commit is contained in:
Blaise Tine
2020-05-04 20:12:05 -04:00
parent 69f607b73e
commit f142afac80
39 changed files with 31067 additions and 31607 deletions
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195
hw/rtl/VX_dmem_ctrl.v
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@@ -4,86 +4,46 @@ module VX_dmem_ctrl (
input wire clk,
input wire reset,
// Core <-> Dcache
VX_cache_core_req_if dcache_core_req_if,
VX_cache_core_rsp_if dcache_core_rsp_if,
// Dram <-> Dcache
VX_cache_dram_req_if dcache_dram_req_if,
VX_cache_dram_rsp_if dcache_dram_rsp_if,
VX_cache_snp_req_if dcache_snp_req_if,
// Core <-> Icache
VX_cache_core_req_if icache_core_req_if,
VX_cache_core_rsp_if icache_core_rsp_if,
// Dram <-> Icache
VX_cache_dram_req_if icache_dram_req_if,
VX_cache_dram_rsp_if icache_dram_rsp_if,
VX_cache_snp_req_if icache_snp_req_if,
// Core <-> Dcache
VX_cache_core_rsp_if dcache_core_rsp_if,
VX_cache_core_req_if dcache_core_req_if,
// Core <-> Icache
VX_cache_core_rsp_if icache_core_rsp_if,
VX_cache_core_req_if icache_core_req_if
VX_cache_dram_rsp_if icache_dram_rsp_if
);
VX_cache_core_req_if #(
.NUM_REQUESTS(`DNUM_REQUESTS),
.WORD_SIZE(`DWORD_SIZE),
.CORE_TAG_WIDTH(`CORE_REQ_TAG_WIDTH)
) dcache_req_smem_if();
.CORE_TAG_WIDTH(`CORE_REQ_TAG_WIDTH),
.CORE_TAG_ID_BITS(`CORE_TAG_ID_BITS)
) dcache_core_req_qual_if(), smem_core_req_if();
VX_cache_core_rsp_if #(
.NUM_REQUESTS(`DNUM_REQUESTS),
.WORD_SIZE(`DWORD_SIZE),
.CORE_TAG_WIDTH(`CORE_REQ_TAG_WIDTH)
) dcache_rsp_smem_if();
VX_cache_core_req_if #(
.NUM_REQUESTS(`DNUM_REQUESTS),
.WORD_SIZE(`DWORD_SIZE),
.CORE_TAG_WIDTH(`CORE_REQ_TAG_WIDTH)
) dcache_req_dcache_if();
.CORE_TAG_WIDTH(`CORE_REQ_TAG_WIDTH),
.CORE_TAG_ID_BITS(`CORE_TAG_ID_BITS)
) dcache_core_rsp_qual_if(), smem_core_rsp_if();
VX_cache_core_rsp_if #(
.NUM_REQUESTS(`DNUM_REQUESTS),
.WORD_SIZE(`DWORD_SIZE),
.CORE_TAG_WIDTH(`CORE_REQ_TAG_WIDTH)
) dcache_rsp_dcache_if();
wire to_shm = (dcache_core_req_if.core_req_addr[0][31:24] == `SHARED_MEM_TOP_ADDR);
wire dcache_wants_wb = (|dcache_rsp_dcache_if.core_rsp_valid);
// Dcache Request
assign dcache_req_dcache_if.core_req_valid = dcache_core_req_if.core_req_valid & {`NUM_THREADS{~to_shm}};
assign dcache_req_dcache_if.core_req_read = dcache_core_req_if.core_req_read;
assign dcache_req_dcache_if.core_req_write = dcache_core_req_if.core_req_write;
assign dcache_req_dcache_if.core_req_addr = dcache_core_req_if.core_req_addr;
assign dcache_req_dcache_if.core_req_data = dcache_core_req_if.core_req_data;
assign dcache_req_dcache_if.core_req_tag = dcache_core_req_if.core_req_tag;
assign dcache_rsp_dcache_if.core_rsp_ready = dcache_core_rsp_if.core_rsp_ready;
// Shared Memory Request
assign dcache_req_smem_if.core_req_valid = dcache_core_req_if.core_req_valid & {`NUM_THREADS{to_shm}};
assign dcache_req_smem_if.core_req_addr = dcache_core_req_if.core_req_addr;
assign dcache_req_smem_if.core_req_data = dcache_core_req_if.core_req_data;
assign dcache_req_smem_if.core_req_read = dcache_core_req_if.core_req_read;
assign dcache_req_smem_if.core_req_write = dcache_core_req_if.core_req_write;
assign dcache_req_smem_if.core_req_tag = dcache_core_req_if.core_req_tag;
assign dcache_core_req_if.core_req_ready = to_shm ? dcache_req_smem_if.core_req_ready : dcache_req_dcache_if.core_req_ready;
// Dcache Response
assign dcache_core_rsp_if.core_rsp_valid = dcache_wants_wb ? dcache_rsp_dcache_if.core_rsp_valid : dcache_rsp_smem_if.core_rsp_valid;
assign dcache_core_rsp_if.core_rsp_data = dcache_wants_wb ? dcache_rsp_dcache_if.core_rsp_data : dcache_rsp_smem_if.core_rsp_data;
assign dcache_core_rsp_if.core_rsp_tag = dcache_wants_wb ? dcache_rsp_dcache_if.core_rsp_tag : dcache_rsp_smem_if.core_rsp_tag;
assign dcache_rsp_smem_if.core_rsp_ready = dcache_core_rsp_if.core_rsp_ready && ~dcache_wants_wb;
VX_cache_dram_req_if #(
.DRAM_LINE_WIDTH(`DDRAM_LINE_WIDTH),
.DRAM_ADDR_WIDTH(`DDRAM_ADDR_WIDTH),
.DRAM_TAG_WIDTH(`DDRAM_TAG_WIDTH)
) smem_dram_req_if();
VX_cache_dram_rsp_if #(
.DRAM_LINE_WIDTH(`DDRAM_LINE_WIDTH),
.DRAM_TAG_WIDTH(`DDRAM_TAG_WIDTH)
) smem_dram_rsp_if();
VX_dcache_io_arb dcache_io_arb (
.io_select (dcache_core_req_if.core_req_addr[0][31:24] == `SHARED_MEM_TOP_ADDR),
.core_req_if (dcache_core_req_if),
.dcache_core_req_if (dcache_core_req_qual_if),
.io_core_req_if (smem_core_req_if),
.dcache_core_rsp_if (dcache_core_rsp_qual_if),
.io_core_rsp_if (smem_core_rsp_if),
.core_rsp_if (dcache_core_rsp_if)
);
VX_cache #(
.CACHE_SIZE (`SCACHE_SIZE),
@@ -92,7 +52,6 @@ module VX_dmem_ctrl (
.WORD_SIZE (`SWORD_SIZE),
.NUM_REQUESTS (`SNUM_REQUESTS),
.STAGE_1_CYCLES (`SSTAGE_1_CYCLES),
.FUNC_ID (`SFUNC_ID),
.REQQ_SIZE (`SREQQ_SIZE),
.MRVQ_SIZE (`SMRVQ_SIZE),
.DFPQ_SIZE (`SDFPQ_SIZE),
@@ -105,54 +64,56 @@ module VX_dmem_ctrl (
.PRFQ_SIZE (`SPRFQ_SIZE),
.PRFQ_STRIDE (`SPRFQ_STRIDE),
.FILL_INVALIDAOR_SIZE (`SFILL_INVALIDAOR_SIZE),
.SNOOP_FORWARDING_ENABLE(0),
.DRAM_ENABLE (0),
.WRITE_ENABLE (1),
.CORE_TAG_WIDTH (`CORE_REQ_TAG_WIDTH),
.CORE_TAG_ID_BITS (`CORE_TAG_ID_BITS),
.DRAM_TAG_WIDTH (`SDRAM_TAG_WIDTH)
) gpu_smem (
.clk (clk),
.reset (reset),
// Core request
.core_req_valid (dcache_req_smem_if.core_req_valid),
.core_req_read (dcache_req_smem_if.core_req_read),
.core_req_write (dcache_req_smem_if.core_req_write),
.core_req_addr (dcache_req_smem_if.core_req_addr),
.core_req_data (dcache_req_smem_if.core_req_data),
.core_req_tag (dcache_req_smem_if.core_req_tag),
.core_req_ready (dcache_req_smem_if.core_req_ready),
.core_req_valid (smem_core_req_if.core_req_valid),
.core_req_read (smem_core_req_if.core_req_read),
.core_req_write (smem_core_req_if.core_req_write),
.core_req_addr (smem_core_req_if.core_req_addr),
.core_req_data (smem_core_req_if.core_req_data),
.core_req_tag (smem_core_req_if.core_req_tag),
.core_req_ready (smem_core_req_if.core_req_ready),
// Core response
.core_rsp_valid (dcache_rsp_smem_if.core_rsp_valid),
.core_rsp_data (dcache_rsp_smem_if.core_rsp_data),
.core_rsp_tag (dcache_rsp_smem_if.core_rsp_tag),
.core_rsp_ready (dcache_rsp_smem_if.core_rsp_ready),
.core_rsp_valid (smem_core_rsp_if.core_rsp_valid),
.core_rsp_data (smem_core_rsp_if.core_rsp_data),
.core_rsp_tag (smem_core_rsp_if.core_rsp_tag),
.core_rsp_ready (smem_core_rsp_if.core_rsp_ready),
`IGNORE_WARNINGS_BEGIN
// DRAM request
.dram_req_read (smem_dram_req_if.dram_req_read),
.dram_req_write (smem_dram_req_if.dram_req_write),
.dram_req_addr (smem_dram_req_if.dram_req_addr),
.dram_req_data (smem_dram_req_if.dram_req_data),
.dram_req_tag (smem_dram_req_if.dram_req_tag),
.dram_req_ready (smem_dram_req_if.dram_req_ready),
.dram_req_read (),
.dram_req_write (),
.dram_req_addr (),
.dram_req_data (),
.dram_req_tag (),
.dram_req_ready (0),
// DRAM response
.dram_rsp_valid (smem_dram_rsp_if.dram_rsp_valid),
.dram_rsp_data (smem_dram_rsp_if.dram_rsp_data),
.dram_rsp_tag (smem_dram_rsp_if.dram_rsp_tag),
.dram_rsp_ready (smem_dram_rsp_if.dram_rsp_ready),
.dram_rsp_valid (0),
.dram_rsp_data (0),
.dram_rsp_tag (0),
.dram_rsp_ready (),
// Snoop Request
// Snoop request
.snp_req_valid (0),
.snp_req_addr (0),
`IGNORE_WARNINGS_BEGIN
.snp_req_ready (),
`IGNORE_WARNINGS_END
// Snoop Forward
`IGNORE_WARNINGS_BEGIN
// Snoop forwarding
.snp_fwd_valid (),
.snp_fwd_addr (),
`IGNORE_WARNINGS_END
.snp_fwd_ready (0)
`IGNORE_WARNINGS_END
);
VX_cache #(
@@ -162,7 +123,6 @@ module VX_dmem_ctrl (
.WORD_SIZE (`DWORD_SIZE),
.NUM_REQUESTS (`DNUM_REQUESTS),
.STAGE_1_CYCLES (`DSTAGE_1_CYCLES),
.FUNC_ID (`DFUNC_ID),
.REQQ_SIZE (`DREQQ_SIZE),
.MRVQ_SIZE (`DMRVQ_SIZE),
.DFPQ_SIZE (`DDFPQ_SIZE),
@@ -175,26 +135,30 @@ module VX_dmem_ctrl (
.PRFQ_SIZE (`DPRFQ_SIZE),
.PRFQ_STRIDE (`DPRFQ_STRIDE),
.FILL_INVALIDAOR_SIZE (`DFILL_INVALIDAOR_SIZE),
.SNOOP_FORWARDING_ENABLE(0),
.DRAM_ENABLE (1),
.WRITE_ENABLE (1),
.CORE_TAG_WIDTH (`CORE_REQ_TAG_WIDTH),
.CORE_TAG_ID_BITS (`CORE_TAG_ID_BITS),
.DRAM_TAG_WIDTH (`DDRAM_TAG_WIDTH)
) gpu_dcache (
.clk (clk),
.reset (reset),
// Core req
.core_req_valid (dcache_req_dcache_if.core_req_valid),
.core_req_read (dcache_req_dcache_if.core_req_read),
.core_req_write (dcache_req_dcache_if.core_req_write),
.core_req_addr (dcache_req_dcache_if.core_req_addr),
.core_req_data (dcache_req_dcache_if.core_req_data),
.core_req_tag (dcache_req_dcache_if.core_req_tag),
.core_req_ready (dcache_req_dcache_if.core_req_ready),
.core_req_valid (dcache_core_req_qual_if.core_req_valid),
.core_req_read (dcache_core_req_qual_if.core_req_read),
.core_req_write (dcache_core_req_qual_if.core_req_write),
.core_req_addr (dcache_core_req_qual_if.core_req_addr),
.core_req_data (dcache_core_req_qual_if.core_req_data),
.core_req_tag (dcache_core_req_qual_if.core_req_tag),
.core_req_ready (dcache_core_req_qual_if.core_req_ready),
// Core response
.core_rsp_valid (dcache_rsp_dcache_if.core_rsp_valid),
.core_rsp_data (dcache_rsp_dcache_if.core_rsp_data),
.core_rsp_tag (dcache_rsp_dcache_if.core_rsp_tag),
.core_rsp_ready (dcache_rsp_dcache_if.core_rsp_ready),
.core_rsp_valid (dcache_core_rsp_qual_if.core_rsp_valid),
.core_rsp_data (dcache_core_rsp_qual_if.core_rsp_data),
.core_rsp_tag (dcache_core_rsp_qual_if.core_rsp_tag),
.core_rsp_ready (dcache_core_rsp_qual_if.core_rsp_ready),
// DRAM request
.dram_req_read (dcache_dram_req_if.dram_req_read),
@@ -214,13 +178,13 @@ module VX_dmem_ctrl (
.snp_req_valid (dcache_snp_req_if.snp_req_valid),
.snp_req_addr (dcache_snp_req_if.snp_req_addr),
.snp_req_ready (dcache_snp_req_if.snp_req_ready),
// Snoop Forward
`IGNORE_WARNINGS_BEGIN
// Snoop Forward
.snp_fwd_valid (),
.snp_fwd_addr (),
`IGNORE_WARNINGS_END
.snp_fwd_ready (0)
`IGNORE_WARNINGS_END
);
VX_cache #(
@@ -230,7 +194,6 @@ module VX_dmem_ctrl (
.WORD_SIZE (`IWORD_SIZE),
.NUM_REQUESTS (`INUM_REQUESTS),
.STAGE_1_CYCLES (`ISTAGE_1_CYCLES),
.FUNC_ID (`IFUNC_ID),
.REQQ_SIZE (`IREQQ_SIZE),
.MRVQ_SIZE (`IMRVQ_SIZE),
.DFPQ_SIZE (`IDFPQ_SIZE),
@@ -243,7 +206,11 @@ module VX_dmem_ctrl (
.PRFQ_SIZE (`IPRFQ_SIZE),
.PRFQ_STRIDE (`IPRFQ_STRIDE),
.FILL_INVALIDAOR_SIZE (`IFILL_INVALIDAOR_SIZE),
.SNOOP_FORWARDING_ENABLE(0),
.DRAM_ENABLE (1),
.WRITE_ENABLE (0),
.CORE_TAG_WIDTH (`CORE_REQ_TAG_WIDTH),
.CORE_TAG_ID_BITS (`CORE_TAG_ID_BITS),
.DRAM_TAG_WIDTH (`IDRAM_TAG_WIDTH)
) gpu_icache (
.clk (clk),
@@ -278,17 +245,17 @@ module VX_dmem_ctrl (
.dram_rsp_tag (icache_dram_rsp_if.dram_rsp_tag),
.dram_rsp_ready (icache_dram_rsp_if.dram_rsp_ready),
`IGNORE_WARNINGS_BEGIN
// Snoop Request
.snp_req_valid (icache_snp_req_if.snp_req_valid),
.snp_req_addr (icache_snp_req_if.snp_req_addr),
.snp_req_ready (icache_snp_req_if.snp_req_ready),
.snp_req_valid (0),
.snp_req_addr (0),
.snp_req_ready (),
// Snoop Forward
`IGNORE_WARNINGS_BEGIN
.snp_fwd_valid (),
.snp_fwd_addr (),
`IGNORE_WARNINGS_END
.snp_fwd_addr (),
.snp_fwd_ready (0)
`IGNORE_WARNINGS_END
);
endmodule