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[Modified] pre submit file organization

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包焕垲
2023-08-04 16:10:30 +08:00
parent df11c3a4ab
commit f87199d467
35 changed files with 98 additions and 5939 deletions
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406
lacpu/rtl/mycpu/cache_data.v
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@@ -65,7 +65,7 @@ module cache_data_v5
data_bram_bank bank0_way0(
.clka (clk ),
.ena (cached&refresh|sram_en&bank_sel[0]&hit[0]|write_back ), // 1
.wea (refresh?lru?4'b0000:4'b1111:write_back?4'b0000:sram_we), // 4
.wea (refresh?lru?4'b0000:4'b1111:write_back?4'b0000:sram_we), // 4
.addra (index ), // 7
.dina (refresh?cacheline_new[31:0]:sram_wdata ), // 32
.douta (rdata_way0[0] ) // 32
@@ -73,7 +73,7 @@ module cache_data_v5
data_bram_bank bank1_way0(
.clka (clk ),
.ena (cached&refresh|sram_en&bank_sel[1]&hit[0]|write_back ), // 1
.wea (refresh?lru?4'b0000:4'b1111:write_back?4'b0000:sram_we), // 4
.wea (refresh?lru?4'b0000:4'b1111:write_back?4'b0000:sram_we), // 4
.addra (index ), // 7
.dina (refresh?cacheline_new[63:32]:sram_wdata ), // 32
.douta (rdata_way0[1] ) // 32
@@ -81,7 +81,7 @@ module cache_data_v5
data_bram_bank bank2_way0(
.clka (clk ),
.ena (cached&refresh|sram_en&bank_sel[2]&hit[0]|write_back ), // 1
.wea (refresh?lru?4'b0000:4'b1111:write_back?4'b0000:sram_we), // 4
.wea (refresh?lru?4'b0000:4'b1111:write_back?4'b0000:sram_we), // 4
.addra (index ), // 7
.dina (refresh?cacheline_new[95:64]:sram_wdata ), // 32
.douta (rdata_way0[2] ) // 32
@@ -89,7 +89,7 @@ module cache_data_v5
data_bram_bank bank3_way0(
.clka (clk ),
.ena (cached&refresh|sram_en&bank_sel[3]&hit[0]|write_back ), // 1
.wea (refresh?lru?4'b0000:4'b1111:write_back?4'b0000:sram_we), // 4
.wea (refresh?lru?4'b0000:4'b1111:write_back?4'b0000:sram_we), // 4
.addra (index ), // 7
.dina (refresh?cacheline_new[127:96]:sram_wdata ), // 32
.douta (rdata_way0[3] ) // 32
@@ -97,7 +97,7 @@ module cache_data_v5
data_bram_bank bank4_way0(
.clka (clk ),
.ena (cached&refresh|sram_en&bank_sel[4]&hit[0]|write_back ), // 1
.wea (refresh?lru?4'b0000:4'b1111:write_back?4'b0000:sram_we), // 4
.wea (refresh?lru?4'b0000:4'b1111:write_back?4'b0000:sram_we), // 4
.addra (index ), // 7
.dina (refresh?cacheline_new[159:128]:sram_wdata ), // 32
.douta (rdata_way0[4] ) // 32
@@ -105,7 +105,7 @@ module cache_data_v5
data_bram_bank bank5_way0(
.clka (clk ),
.ena (cached&refresh|sram_en&bank_sel[5]&hit[0]|write_back ), // 1
.wea (refresh?lru?4'b0000:4'b1111:write_back?4'b0000:sram_we), // 4
.wea (refresh?lru?4'b0000:4'b1111:write_back?4'b0000:sram_we), // 4
.addra (index ), // 7
.dina (refresh?cacheline_new[191:160]:sram_wdata ), // 32
.douta (rdata_way0[5] ) // 32
@@ -113,7 +113,7 @@ module cache_data_v5
data_bram_bank bank6_way0(
.clka (clk ),
.ena (cached&refresh|sram_en&bank_sel[6]&hit[0]|write_back ), // 1
.wea (refresh?lru?4'b0000:4'b1111:write_back?4'b0000:sram_we), // 4
.wea (refresh?lru?4'b0000:4'b1111:write_back?4'b0000:sram_we), // 4
.addra (index ), // 7
.dina (refresh?cacheline_new[223:192]:sram_wdata ), // 32
.douta (rdata_way0[6] ) // 32
@@ -121,7 +121,7 @@ module cache_data_v5
data_bram_bank bank7_way0(
.clka (clk ),
.ena (cached&refresh|sram_en&bank_sel[7]&hit[0]|write_back ), // 1
.wea (refresh?lru?4'b0000:4'b1111:write_back?4'b0000:sram_we), // 4
.wea (refresh?lru?4'b0000:4'b1111:write_back?4'b0000:sram_we), // 4
.addra (index ), // 7
.dina (refresh?cacheline_new[255:224]:sram_wdata ), // 32
.douta (rdata_way0[7] ) // 32
@@ -399,394 +399,4 @@ module cache_data_v5
};
assign cacheline_old = lru_r ? cacheline_old_way1 : cacheline_old_way0;
endmodule
module cache_data_v6
#(
parameter CACHELINE_WD = 512,
parameter TAG_WD = 21,
parameter HIT_WD = 2
)
(
input clk,
input reset,
input write_back,
input [ 1:0] hit,
input lru,
input cached,
// sram_port
input sram_en,
input [ 3:0] sram_we,
input [31:0] sram_addr,
input [31:0] sram_wdata,
output [63:0] sram_rdata,
// axi
input refresh,
input [CACHELINE_WD -1:0] cacheline_new,
output [CACHELINE_WD -1:0] cacheline_old
);
wire [31 :0] rdata_way0 [15:0];
wire [31 :0] rdata_way1 [15:0];
wire [TAG_WD -2:0] tag;
wire [5 :0] index;
wire [5 :0] offset;
reg [HIT_WD- 1:0] hit_r;
reg lru_r;
reg cached_r;
assign {tag,
index,
offset
} = sram_addr;
wire [15:0] bank_sel;
reg [15:0] bank_sel_r;
decoder_4_16 u_decoder_4_16(
.in (offset[5:2] ),
.out (bank_sel )
);
always @ (posedge clk) begin
if (reset) begin
hit_r <= 2'b0;
lru_r <= 1'b0;
cached_r <= 1'b1;
bank_sel_r <= 16'b0;
end
else begin
hit_r <= hit;
lru_r <= lru;
cached_r <= cached;
bank_sel_r <= bank_sel;
end
end
// data_bram_way0 begin
data_bram_bank bank0_way0(
.clka (clk ),
.ena (cached&refresh|sram_en&bank_sel[0]&hit[0]|write_back ), // 1
.wea (refresh?lru?4'b0000:4'b1111:write_back?4'b0000:sram_we), // 4
.addra (index ), // 7
.dina (refresh?cacheline_new[31:0]:sram_wdata ), // 32
.douta (rdata_way0[0] ) // 32
);
data_bram_bank bank1_way0(
.clka (clk ),
.ena (cached&refresh|sram_en&bank_sel[0]&hit[0]|write_back ), // 1
.wea (refresh?lru?4'b0000:4'b1111:write_back?4'b0000:sram_we), // 4
.addra (index ), // 7
.dina (refresh?cacheline_new[63:32]:sram_wdata ), // 32
.douta (rdata_way0[1] ) // 32
);
data_bram_bank bank2_way0(
.clka (clk ),
.ena (cached&refresh|sram_en&bank_sel[2]&hit[0]|write_back ), // 1
.wea (refresh?lru?4'b0000:4'b1111:write_back?4'b0000:sram_we), // 4
.addra (index ), // 7
.dina (refresh?cacheline_new[95:64]:sram_wdata ), // 32
.douta (rdata_way0[2] ) // 32
);
data_bram_bank bank3_way0(
.clka (clk ),
.ena (cached&refresh|sram_en&bank_sel[2]&hit[0]|write_back ), // 1
.wea (refresh?lru?4'b0000:4'b1111:write_back?4'b0000:sram_we), // 4
.addra (index ), // 7
.dina (refresh?cacheline_new[127:96]:sram_wdata ), // 32
.douta (rdata_way0[3] ) // 32
);
data_bram_bank bank4_way0(
.clka (clk ),
.ena (cached&refresh|sram_en&bank_sel[4]&hit[0]|write_back ), // 1
.wea (refresh?lru?4'b0000:4'b1111:write_back?4'b0000:sram_we), // 4
.addra (index ), // 7
.dina (refresh?cacheline_new[159:128]:sram_wdata ), // 32
.douta (rdata_way0[4] ) // 32
);
data_bram_bank bank5_way0(
.clka (clk ),
.ena (cached&refresh|sram_en&bank_sel[4]&hit[0]|write_back ), // 1
.wea (refresh?lru?4'b0000:4'b1111:write_back?4'b0000:sram_we), // 4
.addra (index ), // 7
.dina (refresh?cacheline_new[191:160]:sram_wdata ), // 32
.douta (rdata_way0[5] ) // 32
);
data_bram_bank bank6_way0(
.clka (clk ),
.ena (cached&refresh|sram_en&bank_sel[6]&hit[0]|write_back ), // 1
.wea (refresh?lru?4'b0000:4'b1111:write_back?4'b0000:sram_we), // 4
.addra (index ), // 7
.dina (refresh?cacheline_new[223:192]:sram_wdata ), // 32
.douta (rdata_way0[6] ) // 32
);
data_bram_bank bank7_way0(
.clka (clk ),
.ena (cached&refresh|sram_en&bank_sel[6]&hit[0]|write_back ), // 1
.wea (refresh?lru?4'b0000:4'b1111:write_back?4'b0000:sram_we), // 4
.addra (index ), // 7
.dina (refresh?cacheline_new[255:224]:sram_wdata ), // 32
.douta (rdata_way0[7] ) // 32
);
data_bram_bank bank8_way0(
.clka (clk ),
.ena (cached&refresh|sram_en&bank_sel[8]&hit[0]|write_back ), // 1
.wea (refresh?lru?4'b0000:4'b1111:write_back?4'b0000:sram_we), // 4
.addra (index ), // 7
.dina (refresh?cacheline_new[287:256]:sram_wdata ), // 32
.douta (rdata_way0[8] ) // 32
);
data_bram_bank bank9_way0(
.clka (clk ),
.ena (cached&refresh|sram_en&bank_sel[8]&hit[0]|write_back ), // 1
.wea (refresh?lru?4'b0000:4'b1111:write_back?4'b0000:sram_we), // 4
.addra (index ), // 7
.dina (refresh?cacheline_new[319:288]:sram_wdata ), // 32
.douta (rdata_way0[9] ) // 32
);
data_bram_bank bank10_way0(
.clka (clk ),
.ena (cached&refresh|sram_en&bank_sel[10]&hit[0]|write_back ), // 1
.wea (refresh?lru?4'b0000:4'b1111:write_back?4'b0000:sram_we), // 4
.addra (index ), // 7
.dina (refresh?cacheline_new[351:320]:sram_wdata ), // 32
.douta (rdata_way0[10] ) // 32
);
data_bram_bank bank11_way0(
.clka (clk ),
.ena (cached&refresh|sram_en&bank_sel[10]&hit[0]|write_back ), // 1
.wea (refresh?lru?4'b0000:4'b1111:write_back?4'b0000:sram_we), // 4
.addra (index ), // 7
.dina (refresh?cacheline_new[383:352]:sram_wdata ), // 32
.douta (rdata_way0[11] ) // 32
);
data_bram_bank bank12_way0(
.clka (clk ),
.ena (cached&refresh|sram_en&bank_sel[12]&hit[0]|write_back ), // 1
.wea (refresh?lru?4'b0000:4'b1111:write_back?4'b0000:sram_we), // 4
.addra (index ), // 7
.dina (refresh?cacheline_new[415:384]:sram_wdata ), // 32
.douta (rdata_way0[12] ) // 32
);
data_bram_bank bank13_way0(
.clka (clk ),
.ena (cached&refresh|sram_en&bank_sel[12]&hit[0]|write_back ), // 1
.wea (refresh?lru?4'b0000:4'b1111:write_back?4'b0000:sram_we), // 4
.addra (index ), // 7
.dina (refresh?cacheline_new[447:416]:sram_wdata ), // 32
.douta (rdata_way0[13] ) // 32
);
data_bram_bank bank14_way0(
.clka (clk ),
.ena (cached&refresh|sram_en&bank_sel[14]&hit[0]|write_back ), // 1
.wea (refresh?lru?4'b0000:4'b1111:write_back?4'b0000:sram_we), // 4
.addra (index ), // 7
.dina (refresh?cacheline_new[479:448]:sram_wdata ), // 32
.douta (rdata_way0[14] ) // 32
);
data_bram_bank bank15_way0(
.clka (clk ),
.ena (cached&refresh|sram_en&bank_sel[14]&hit[0]|write_back ), // 1
.wea (refresh?lru?4'b0000:4'b1111:write_back?4'b0000:sram_we), // 4
.addra (index ), // 7
.dina (refresh?cacheline_new[511:480]:sram_wdata ), // 32
.douta (rdata_way0[15] ) // 32
);
// data_bram_way0 end
// data_bram_way1 begin
data_bram_bank bank0_way1(
.clka (clk ),
.ena (cached&refresh|sram_en&bank_sel[0]&hit[1]|write_back ), // 1
.wea (refresh?lru?4'b1111:4'b0000:write_back?4'b0000:sram_we), // 4
.addra (index ), // 7
.dina (refresh?cacheline_new[31:0]:sram_wdata ), // 32
.douta (rdata_way1[0] ) // 32
);
data_bram_bank bank1_way1(
.clka (clk ),
.ena (cached&refresh|sram_en&bank_sel[0]&hit[1]|write_back ), // 1
.wea (refresh?lru?4'b1111:4'b0000:write_back?4'b0000:sram_we), // 4
.addra (index ), // 7
.dina (refresh?cacheline_new[63:32]:sram_wdata ), // 32
.douta (rdata_way1[1] ) // 32
);
data_bram_bank bank2_way1(
.clka (clk ),
.ena (cached&refresh|sram_en&bank_sel[2]&hit[1]|write_back ), // 1
.wea (refresh?lru?4'b1111:4'b0000:write_back?4'b0000:sram_we), // 4
.addra (index ), // 7
.dina (refresh?cacheline_new[95:64]:sram_wdata ), // 32
.douta (rdata_way1[2] ) // 32
);
data_bram_bank bank3_way1(
.clka (clk ),
.ena (cached&refresh|sram_en&bank_sel[2]&hit[1]|write_back ), // 1
.wea (refresh?lru?4'b1111:4'b0000:write_back?4'b0000:sram_we), // 4
.addra (index ), // 7
.dina (refresh?cacheline_new[127:96]:sram_wdata ), // 32
.douta (rdata_way1[3] ) // 32
);
data_bram_bank bank4_way1(
.clka (clk ),
.ena (cached&refresh|sram_en&bank_sel[4]&hit[1]|write_back ), // 1
.wea (refresh?lru?4'b1111:4'b0000:write_back?4'b0000:sram_we), // 4
.addra (index ), // 7
.dina (refresh?cacheline_new[159:128]:sram_wdata ), // 32
.douta (rdata_way1[4] ) // 32
);
data_bram_bank bank5_way1(
.clka (clk ),
.ena (cached&refresh|sram_en&bank_sel[4]&hit[1]|write_back ), // 1
.wea (refresh?lru?4'b1111:4'b0000:write_back?4'b0000:sram_we), // 4
.addra (index ), // 7
.dina (refresh?cacheline_new[191:160]:sram_wdata ), // 32
.douta (rdata_way1[5] ) // 32
);
data_bram_bank bank6_way1(
.clka (clk ),
.ena (cached&refresh|sram_en&bank_sel[6]&hit[1]|write_back ), // 1
.wea (refresh?lru?4'b1111:4'b0000:write_back?4'b0000:sram_we), // 4
.addra (index ), // 7
.dina (refresh?cacheline_new[223:192]:sram_wdata ), // 32
.douta (rdata_way1[6] ) // 32
);
data_bram_bank bank7_way1(
.clka (clk ),
.ena (cached&refresh|sram_en&bank_sel[6]&hit[1]|write_back ), // 1
.wea (refresh?lru?4'b1111:4'b0000:write_back?4'b0000:sram_we), // 4
.addra (index ), // 7
.dina (refresh?cacheline_new[255:224]:sram_wdata ), // 32
.douta (rdata_way1[7] ) // 32
);
data_bram_bank bank8_way1(
.clka (clk ),
.ena (cached&refresh|sram_en&bank_sel[8]&hit[1]|write_back ), // 1
.wea (refresh?lru?4'b1111:4'b0000:write_back?4'b0000:sram_we), // 4
.addra (index ), // 7
.dina (refresh?cacheline_new[287:256]:sram_wdata ), // 32
.douta (rdata_way1[8] ) // 32
);
data_bram_bank bank9_way1(
.clka (clk ),
.ena (cached&refresh|sram_en&bank_sel[8]&hit[1]|write_back ), // 1
.wea (refresh?lru?4'b1111:4'b0000:write_back?4'b0000:sram_we), // 4
.addra (index ), // 7
.dina (refresh?cacheline_new[319:288]:sram_wdata ), // 32
.douta (rdata_way1[9] ) // 32
);
data_bram_bank bank10_way1(
.clka (clk ),
.ena (cached&refresh|sram_en&bank_sel[10]&hit[1]|write_back ), // 1
.wea (refresh?lru?4'b1111:4'b0000:write_back?4'b0000:sram_we), // 4
.addra (index ), // 7
.dina (refresh?cacheline_new[351:320]:sram_wdata ), // 32
.douta (rdata_way1[10] ) // 32
);
data_bram_bank bank11_way1(
.clka (clk ),
.ena (cached&refresh|sram_en&bank_sel[10]&hit[1]|write_back ), // 1
.wea (refresh?lru?4'b1111:4'b0000:write_back?4'b0000:sram_we), // 4
.addra (index ), // 7
.dina (refresh?cacheline_new[383:352]:sram_wdata ), // 32
.douta (rdata_way1[11] ) // 32
);
data_bram_bank bank12_way1(
.clka (clk ),
.ena (cached&refresh|sram_en&bank_sel[12]&hit[1]|write_back ), // 1
.wea (refresh?lru?4'b1111:4'b0000:write_back?4'b0000:sram_we), // 4
.addra (index ), // 7
.dina (refresh?cacheline_new[415:384]:sram_wdata ), // 32
.douta (rdata_way1[12] ) // 32
);
data_bram_bank bank13_way1(
.clka (clk ),
.ena (cached&refresh|sram_en&bank_sel[12]&hit[1]|write_back ), // 1
.wea (refresh?lru?4'b1111:4'b0000:write_back?4'b0000:sram_we), // 4
.addra (index ), // 7
.dina (refresh?cacheline_new[447:416]:sram_wdata ), // 32
.douta (rdata_way1[13] ) // 32
);
data_bram_bank bank14_way1(
.clka (clk ),
.ena (cached&refresh|sram_en&bank_sel[14]&hit[1]|write_back ), // 1
.wea (refresh?lru?4'b1111:4'b0000:write_back?4'b0000:sram_we), // 4
.addra (index ), // 7
.dina (refresh?cacheline_new[479:448]:sram_wdata ), // 32
.douta (rdata_way1[14] ) // 32
);
data_bram_bank bank15_way1(
.clka (clk ),
.ena (cached&refresh|sram_en&bank_sel[14]&hit[1]|write_back ), // 1
.wea (refresh?lru?4'b1111:4'b0000:write_back?4'b0000:sram_we), // 4
.addra (index ), // 7
.dina (refresh?cacheline_new[511:480]:sram_wdata ), // 32
.douta (rdata_way1[15] ) // 32
);
// data_bram_way1 end
wire [63:0] sram_rdata_way0,sram_rdata_way1;
assign sram_rdata_way0 = ~cached_r ? 64'b0 :
bank_sel_r[ 0] ? {rdata_way0[ 1],rdata_way0[ 0]} :
bank_sel_r[ 2] ? {rdata_way0[ 3],rdata_way0[ 2]} :
bank_sel_r[ 4] ? {rdata_way0[ 5],rdata_way0[ 4]} :
bank_sel_r[ 6] ? {rdata_way0[ 7],rdata_way0[ 6]} :
bank_sel_r[ 8] ? {rdata_way0[ 9],rdata_way0[ 8]} :
bank_sel_r[10] ? {rdata_way0[11],rdata_way0[10]} :
bank_sel_r[12] ? {rdata_way0[13],rdata_way0[12]} :
bank_sel_r[14] ? {rdata_way0[15],rdata_way0[14]} : 64'b0;
assign sram_rdata_way1 = ~cached_r ? 64'b0 :
bank_sel_r[ 0] ? {rdata_way1[ 1],rdata_way1[ 0]} :
bank_sel_r[ 2] ? {rdata_way1[ 3],rdata_way1[ 2]} :
bank_sel_r[ 4] ? {rdata_way1[ 5],rdata_way1[ 4]} :
bank_sel_r[ 6] ? {rdata_way1[ 7],rdata_way1[ 6]} :
bank_sel_r[ 8] ? {rdata_way1[ 9],rdata_way1[ 8]} :
bank_sel_r[10] ? {rdata_way1[11],rdata_way1[10]} :
bank_sel_r[12] ? {rdata_way1[13],rdata_way1[12]} :
bank_sel_r[14] ? {rdata_way1[15],rdata_way1[14]} : 64'b0;
assign sram_rdata = hit_r[0] ? sram_rdata_way0 :
hit_r[1] ? sram_rdata_way1 : 64'b0;
wire [CACHELINE_WD -1:0] cacheline_old_way0, cacheline_old_way1;
assign cacheline_old_way0 = {
rdata_way0[15],
rdata_way0[14],
rdata_way0[13],
rdata_way0[12],
rdata_way0[11],
rdata_way0[10],
rdata_way0[ 9],
rdata_way0[ 8],
rdata_way0[ 7],
rdata_way0[ 6],
rdata_way0[ 5],
rdata_way0[ 4],
rdata_way0[ 3],
rdata_way0[ 2],
rdata_way0[ 1],
rdata_way0[ 0]
};
assign cacheline_old_way1 = {
rdata_way1[15],
rdata_way1[14],
rdata_way1[13],
rdata_way1[12],
rdata_way1[11],
rdata_way1[10],
rdata_way1[ 9],
rdata_way1[ 8],
rdata_way1[ 7],
rdata_way1[ 6],
rdata_way1[ 5],
rdata_way1[ 4],
rdata_way1[ 3],
rdata_way1[ 2],
rdata_way1[ 1],
rdata_way1[ 0]
};
assign cacheline_old = lru_r ? cacheline_old_way1 : cacheline_old_way0;
endmodule