| Line 42... |
Line 42... |
wch, we, wadr, cr, ch1_taghit,
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wch, we, wadr, cr, ch1_taghit,
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resv_ch, resv_adr, rack);
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resv_ch, resv_adr, rack);
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parameter NAR = 2;
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parameter NAR = 2;
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input rst;
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input rst;
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input clk;
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input clk;
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input [3:0] state;
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input mpmc10_state_t state;
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input [31:0] adr0;
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input [31:0] adr0;
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input [31:0] adr1;
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input [31:0] adr1;
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input [31:0] adr2;
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input [31:0] adr2;
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input [31:0] adr3;
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input [31:0] adr3;
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input [31:0] adr4;
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input [31:0] adr4;
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| Line 69... |
Line 69... |
output reg [3:0] resv_ch [0:NAR-1];
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output reg [3:0] resv_ch [0:NAR-1];
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output reg [31:0] resv_adr [0:NAR-1];
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output reg [31:0] resv_adr [0:NAR-1];
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output reg [7:0] rack; // reservation acknowledged
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output reg [7:0] rack; // reservation acknowledged
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|
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reg [19:0] resv_to_cnt;
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reg [19:0] resv_to_cnt;
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wire [2:0] enc;
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wire [3:0] enc;
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wire [7:0] srr = {sr7,sr6,sr5,sr4,sr3,sr2,sr1,sr0};
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wire [7:0] srr = {sr7,sr6,sr5,sr4,sr3,sr2,sr1,sr0};
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wire [31:0] adr [0:7];
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wire [31:0] adr [0:7];
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|
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assign adr[0] = adr0;
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assign adr[0] = adr0;
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assign adr[1] = adr1;
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assign adr[1] = adr1;
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| Line 123... |
Line 123... |
|
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for (n7 = 0; n7 < 8; n7 = n7 + 1)
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for (n7 = 0; n7 < 8; n7 = n7 + 1)
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if (enc==n7 && |srr)
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if (enc==n7 && |srr)
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reserve_adr({1'b0,n7[2:0]},adr[n7]);
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reserve_adr({1'b0,n7[2:0]},adr[n7]);
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|
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if (state==mpmc10_pkg::IDLE) begin
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if (state==IDLE) begin
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if (we) begin
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if (we) begin
|
if (cr) begin
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if (cr) begin
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for (n7 = 0; n7 < NAR; n7 = n7 + 1)
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for (n7 = 0; n7 < NAR; n7 = n7 + 1)
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if ((resv_ch[n7]==wch) && (resv_adr[n7][31:4]==wadr[31:4]))
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if ((resv_ch[n7]==wch) && (resv_adr[n7][31:4]==wadr[31:4]))
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resv_ch[n7] <= 4'hF;
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resv_ch[n7] <= 4'hF;
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| Line 140... |
Line 140... |
function resv_held;
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function resv_held;
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input [3:0] ch;
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input [3:0] ch;
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input [31:0] adr;
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input [31:0] adr;
|
integer n8;
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integer n8;
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begin
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begin
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resv_held = mpmc10_pkg::FALSE;
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resv_held = 1'b0;
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for (n8 = 0; n8 < NAR; n8 = n8 + 1)
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for (n8 = 0; n8 < NAR; n8 = n8 + 1)
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if (resv_ch[n8]==ch && resv_adr[n8][31:5]==adr[31:5])
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if (resv_ch[n8]==ch && resv_adr[n8][31:5]==adr[31:5])
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resv_held = mpmc10_pkg::TRUE;
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resv_held = 1'b1;
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end
|
end
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endfunction
|
endfunction
|
|
|
// Find an empty reservation bucket
|
// Find an empty reservation bucket
|
integer n9;
|
integer n9;
|
