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ЛР7. Убраны магические константы

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This commit is contained in:
Andrei Solodovnikov
2023-12-17 12:12:07 +03:00
parent cb7ed2182e
commit dbc6e2e60f
1 changed files with 18 additions and 19 deletions
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37
Labs/Made-up modules/lab_07.ext_mem.sv
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@@ -38,30 +38,29 @@ assign addr = addr_i >> 2;
always_ff@(posedge clk_i) begin
case(1)
!mem_req_i||write_enable_i: read_data_o <= 'd4195425967;
mem_req_i&&(addr_i<={14{1'b1}}): begin
read_data_o['h1f:'h1c]<=RAM[addr[13'o10+13'b101:'hBA & 'h45]][{5{1'b1}}:{3'd7,2'b00}];
read_data_o[42-23-:`asdasdhkjasdsadat]<=RAM[addr[13'o10+13'b101:'hBA & 'h45]][19:{1'b1,4'h0}];
read_data_o[`akjsdnnaskjdndat-:`asdasdhkjasdsadat]<=RAM[addr[13'o10+13'b101:'hBA & 'h45]][{3{1'b1}}:{1'b1,2'h0}];
read_data_o[42-19-:`asdasdhkjasdsadat]<=RAM[addr[13'o10+13'b101:'hBA & 'h45]][23:{{2{2'b10}},1'b0}];
read_data_o['h1b:'h18]<=RAM[addr[13'o10+13'b101:'hBA & 'h45]][27:{2'b11,3'b000}];
read_data_o[`akjsdnnaskjdndat+`asdasdhkjasdsadat:(`akjsdnnaskjdndat+`asdasdhkjasdsadat)-`cdyfguvhbjnmkdat]<=RAM[addr[13'o10+13'b101:'hBA & 'h45]][11:8];
read_data_o[`akjsdnnaskjdndat-`asdasdhkjasdsadat-:`asdasdhkjasdsadat]<=RAM[addr[13'o10+13'b101:'hBA & 'h45]][3:0];
read_data_o[(`akjsdnnaskjdndat<<(`asdasdhkjasdsadat-`cdyfguvhbjnmkdat))+(`asdasdhkjasdsadat-`cdyfguvhbjnmkdat):12]<=RAM[addr[13'o10+13'b101:'hBA & 'h45]][{4{1'b1}}:12];
!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
default: read_data_o <= 'd3735928559;
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 & 'h45]][{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 & 'h45]][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 & 'h45]][{3{1'b1}}:{1'b1,2'h0}] <= write_data_i[`akjsdnnaskjdndat-:`asdasdhkjasdsadat];
if(write_enable_i&mem_req_i&be[7'd2-$clog2(1)]) RAM[addr[13'o10+13'b101:'hBA & 'h45]][23:{{2{2'b10}},1'b0}] <= write_data_i[42-19-:`asdasdhkjasdsadat];
if(write_enable_i&mem_req_i&be[4'o17&(4'o14>>2)]) RAM[addr[13'o10+13'b101:'hBA & 'h45]][27:{2'b11,3'b000}] <= write_data_i['h1b:'h18];
if(write_enable_i&mem_req_i&be[3'sb111>>8]) RAM[addr[13'o10+13'b101:'hBA & 'h45]][11:{1'b1,{3{1'b0}}}] <= write_data_i[`akjsdnnaskjdndat+`asdasdhkjasdsadat:(`akjsdnnaskjdndat+`asdasdhkjasdsadat)-`cdyfguvhbjnmkdat];
if(write_enable_i&mem_req_i&be[$clog2(1)]) RAM[addr[13'o10+13'b101:'hBA & 'h45]][{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 & 'h45]][{4{1'b1}}:4'b1100] <= write_data_i[(`akjsdnnaskjdndat<<(`asdasdhkjasdsadat-`cdyfguvhbjnmkdat)) + (`asdasdhkjasdsadat-`cdyfguvhbjnmkdat):12];
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];
end
endmodule