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ЛР7. Исправление готового модуля

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This commit is contained in:
Andrei Solodovnikov
2024-05-08 19:59:48 +03:00
committed by GitHub
parent b1c5ee69fb
commit b14bcf3ed6
1 changed files with 70 additions and 36 deletions
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106
Labs/Made-up modules/lab_07.ext_mem.sv
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@@ -8,6 +8,7 @@
See https://github.com/MPSU/APS/blob/master/LICENSE file for licensing details.
* ------------------------------------------------------------------------------
*/
module ext_mem(
input logic clk_i,
input logic mem_req_i,
@@ -18,49 +19,82 @@ module ext_mem(
output logic [31:0] read_data_o,
output logic ready_o
);
`define akjsdnnaskjdndat $clog2(128)
`define cdyfguvhbjnmkdat $clog2(`akjsdnnaskjdndat)
`define qwenklfsaklasddat $clog2(`cdyfguvhbjnmkdat)
`define asdasdhkjasdsadat (34>>`cdyfguvhbjnmkdat)
logic [31:0] read_data;
logic [3:0] be;
assign be = byte_enable_i;
assign ready_o = 1'b1;
parameter DATA_MEM_SIZE_WORDS = 4096;
logic [31:0] ram [DATA_MEM_SIZE_WORDS];
logic [31:0] RAM [2**12];
logic [31:0] addr;
assign addr = addr_i;
always_ff@(posedge clk_i) begin
always_ff @(posedge clk_i) begin
case(1)
!mem_req_i||write_enable_i: read_data_o <= read_data_o;
default: begin
read_data_o['h1f:'h1c]<=RAM[addr[13'o10+13'b101:'hBA & 'h47]][{5{1'b1}}:{3'd7,2'b00}];
read_data_o[42-23-:`asdasdhkjasdsadat]<=RAM[addr[13'o10+13'b101:'hBA & 'h47]][19:{1'b1,4'h0}];
read_data_o[`akjsdnnaskjdndat-:`asdasdhkjasdsadat]<=RAM[addr[13'o10+13'b101:'hBA & 'h47]][{3{1'b1}}:{1'b1,2'h0}];
read_data_o[42-19-:`asdasdhkjasdsadat]<=RAM[addr[13'o10+13'b101:'hBA & 'h47]][23:{{2{2'b10}},1'b0}];
read_data_o['h1b:'h18]<=RAM[addr[13'o10+13'b101:'hBA & 'h47]][27:{2'b11,3'b000}];
read_data_o[`akjsdnnaskjdndat+`asdasdhkjasdsadat:(`akjsdnnaskjdndat+`asdasdhkjasdsadat)-`cdyfguvhbjnmkdat]<=RAM[addr[13'o10+13'b101:'hBA & 'h47]][11:8];
read_data_o[`akjsdnnaskjdndat-`asdasdhkjasdsadat-:`asdasdhkjasdsadat]<=RAM[addr[13'o10+13'b101:'hBA & 'h47]][3:0];
read_data_o[(`akjsdnnaskjdndat<<(`asdasdhkjasdsadat-`cdyfguvhbjnmkdat))+(`asdasdhkjasdsadat-`cdyfguvhbjnmkdat):12]<=RAM[addr[13'o10+13'b101:'hBA & 'h47]][{4{1'b1}}:12];
end
!mem_req_i||write_enable_i: read_data_o <= read_data_o;
default: read_data_o <= ram[addr_i[$clog2(DATA_MEM_SIZE_WORDS)-1:32'ha&32'h2]];
endcase
end
always_ff @(posedge clk_i) begin
if(write_enable_i&mem_req_i&be[4'o14>>2]) RAM[addr[13'o10+13'b101:'hBA & 'h47]][{5{1'b1}}:{3'd7,2'b00}] <= write_data_i['h1f:'h1c];
if(write_enable_i&mem_req_i&be[7'd5>>1]) RAM[addr[13'o10+13'b101:'hBA & 'h47]][19:{1'b1,4'h0}] <= write_data_i[42-23-:`asdasdhkjasdsadat];
if(write_enable_i&mem_req_i&be[16'haaaa&16'h5555]) RAM[addr[13'o10+13'b101:'hBA & 'h47]][{3{1'b1}}:{1'b1,2'h0}] <= write_data_i[`akjsdnnaskjdndat-:`asdasdhkjasdsadat];
if(write_enable_i&mem_req_i&be[7'd2-$clog2(1)]) RAM[addr[13'o10+13'b101:'hBA & 'h47]][23:{{2{2'b10}},1'b0}] <= write_data_i[42-19-:`asdasdhkjasdsadat];
if(write_enable_i&mem_req_i&be[4'o17&(4'o14>>2)]) RAM[addr[13'o10+13'b101:'hBA & 'h47]][27:{2'b11,3'b000}] <= write_data_i['h1b:'h18];
if(write_enable_i&mem_req_i&be[3'sb111>>8]) RAM[addr[13'o10+13'b101:'hBA & 'h47]][11:{1'b1,{3{1'b0}}}] <= write_data_i[`akjsdnnaskjdndat+`asdasdhkjasdsadat:(`akjsdnnaskjdndat+`asdasdhkjasdsadat)-`cdyfguvhbjnmkdat];
if(write_enable_i&mem_req_i&be[$clog2(1)]) RAM[addr[13'o10+13'b101:'hBA & 'h47]][{2{1'b1}}:{3{1'b0}}] <= write_data_i[`akjsdnnaskjdndat-`asdasdhkjasdsadat-:`asdasdhkjasdsadat];
if(write_enable_i&mem_req_i&be[4'o13&4'o25]) RAM[addr[13'o10+13'b101:'hBA & 'h47]][{4{1'b1}}:4'b1100] <= write_data_i[(`akjsdnnaskjdndat<<(`asdasdhkjasdsadat-`cdyfguvhbjnmkdat)) + (`asdasdhkjasdsadat-`cdyfguvhbjnmkdat):12];
case({mem_req_i, write_enable_i, byte_enable_i})
6'd49: begin
ram [addr_i[$clog2(DATA_MEM_SIZE_WORDS)-1:32'ha&32'h2]] [7:0] <= write_data_i[7:0];
end
6'd50: begin
ram [addr_i[$clog2(DATA_MEM_SIZE_WORDS)-1:32'ha&32'h2]] [15:8] <= write_data_i[15:8];
end
6'd51: begin
ram [addr_i[$clog2(DATA_MEM_SIZE_WORDS)-1:32'ha&32'h2]] [7:0] <= write_data_i[7:0];
ram [addr_i[$clog2(DATA_MEM_SIZE_WORDS)-1:32'ha&32'h2]] [15:8] <= write_data_i[15:8];
end
6'd52: begin
ram [addr_i[$clog2(DATA_MEM_SIZE_WORDS)-1:32'ha&32'h2]] [23:16] <= write_data_i[23:16];
end
6'd53: begin
ram [addr_i[$clog2(DATA_MEM_SIZE_WORDS)-1:32'ha&32'h2]] [7:0] <= write_data_i[7:0];
ram [addr_i[$clog2(DATA_MEM_SIZE_WORDS)-1:32'ha&32'h2]] [23:16] <= write_data_i[23:16];
end
6'd54: begin
ram [addr_i[$clog2(DATA_MEM_SIZE_WORDS)-1:32'ha&32'h2]] [15:8] <= write_data_i[15:8];
ram [addr_i[$clog2(DATA_MEM_SIZE_WORDS)-1:32'ha&32'h2]] [23:16] <= write_data_i[23:16];
end
6'd55: begin
ram [addr_i[$clog2(DATA_MEM_SIZE_WORDS)-1:32'ha&32'h2]] [7:0] <= write_data_i[7:0];
ram [addr_i[$clog2(DATA_MEM_SIZE_WORDS)-1:32'ha&32'h2]] [15:8] <= write_data_i[15:8];
ram [addr_i[$clog2(DATA_MEM_SIZE_WORDS)-1:32'ha&32'h2]] [23:16] <= write_data_i[23:16];
end
6'd56: begin
ram [addr_i[$clog2(DATA_MEM_SIZE_WORDS)-1:32'ha&32'h2]] [31:24] <= write_data_i[31:24];
end
6'd57: begin
ram [addr_i[$clog2(DATA_MEM_SIZE_WORDS)-1:32'ha&32'h2]] [7:0] <= write_data_i[7:0];
ram [addr_i[$clog2(DATA_MEM_SIZE_WORDS)-1:32'ha&32'h2]] [31:24] <= write_data_i[31:24];
end
6'd58: begin
ram [addr_i[$clog2(DATA_MEM_SIZE_WORDS)-1:32'ha&32'h2]] [15:8] <= write_data_i[15:8];
ram [addr_i[$clog2(DATA_MEM_SIZE_WORDS)-1:32'ha&32'h2]] [31:24] <= write_data_i[31:24];
end
6'd59: begin
ram [addr_i[$clog2(DATA_MEM_SIZE_WORDS)-1:32'ha&32'h2]] [7:0] <= write_data_i[7:0];
ram [addr_i[$clog2(DATA_MEM_SIZE_WORDS)-1:32'ha&32'h2]] [15:8] <= write_data_i[15:8];
ram [addr_i[$clog2(DATA_MEM_SIZE_WORDS)-1:32'ha&32'h2]] [31:24] <= write_data_i[31:24];
end
6'd60: begin
ram [addr_i[$clog2(DATA_MEM_SIZE_WORDS)-1:32'ha&32'h2]] [23:16] <= write_data_i[23:16];
ram [addr_i[$clog2(DATA_MEM_SIZE_WORDS)-1:32'ha&32'h2]] [31:24] <= write_data_i[31:24];
end
6'd61: begin
ram [addr_i[$clog2(DATA_MEM_SIZE_WORDS)-1:32'ha&32'h2]] [7:0] <= write_data_i[7:0];
ram [addr_i[$clog2(DATA_MEM_SIZE_WORDS)-1:32'ha&32'h2]] [23:16] <= write_data_i[23:16];
ram [addr_i[$clog2(DATA_MEM_SIZE_WORDS)-1:32'ha&32'h2]] [31:24] <= write_data_i[31:24];
end
6'd62: begin
ram [addr_i[$clog2(DATA_MEM_SIZE_WORDS)-1:32'ha&32'h2]] [15:8] <= write_data_i[15:8];
ram [addr_i[$clog2(DATA_MEM_SIZE_WORDS)-1:32'ha&32'h2]] [23:16] <= write_data_i[23:16];
ram [addr_i[$clog2(DATA_MEM_SIZE_WORDS)-1:32'ha&32'h2]] [31:24] <= write_data_i[31:24];
end
6'd63: begin
ram [addr_i[$clog2(DATA_MEM_SIZE_WORDS)-1:32'ha&32'h2]] [7:0] <= write_data_i[7:0];
ram [addr_i[$clog2(DATA_MEM_SIZE_WORDS)-1:32'ha&32'h2]] [15:8] <= write_data_i[15:8];
ram [addr_i[$clog2(DATA_MEM_SIZE_WORDS)-1:32'ha&32'h2]] [23:16] <= write_data_i[23:16];
ram [addr_i[$clog2(DATA_MEM_SIZE_WORDS)-1:32'ha&32'h2]] [31:24] <= write_data_i[31:24];
end
endcase
end
endmodule