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[/] [mpmc8/] [trunk/] [rtl/] [mpmc10/] [mpmc10_app_en_gen.sv] - Diff between revs 5 and 7
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Rev 7 |
| Line 36... |
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//
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//
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import mpmc10_pkg::*;
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import mpmc10_pkg::*;
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module mpmc10_app_en_gen(clk, state, rdy, strip_cnt, num_strips, en);
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module mpmc10_app_en_gen(clk, state, rdy, strip_cnt, num_strips, en);
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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 rdy;
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input rdy;
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input [5:0] strip_cnt;
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input [5:0] strip_cnt;
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input [5:0] num_strips;
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input [5:0] num_strips;
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output reg en;
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output reg en;
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// app_en latches the command and address when app_rdy is active. If app_rdy
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// app_en latches the command and address when app_rdy is active. If app_rdy
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// is not true, the command must be retried.
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// is not true, the command must be retried.
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always_ff @(posedge clk)
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always_ff @(posedge clk)
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begin
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begin
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en <= mpmc10_pkg::FALSE;
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en <= mpmc10_pkg::FALSE;
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if (state==mpmc10_pkg::WRITE_DATA1)
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if (state==WRITE_DATA1)
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en <= mpmc10_pkg::TRUE;
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en <= TRUE;
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else if (state==mpmc10_pkg::WRITE_DATA2 && !rdy)
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else if (state==WRITE_DATA2 && !en)
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en <= mpmc10_pkg::TRUE;
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en <= TRUE;
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else if (state==mpmc10_pkg::READ_DATA0)
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else if (state==READ_DATA0)
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en <= mpmc10_pkg::TRUE;
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en <= TRUE;
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else if (state==mpmc10_pkg::READ_DATA1 && !(rdy && strip_cnt==num_strips))
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else if (state==READ_DATA1 && !(rdy && strip_cnt==num_strips))
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en <= mpmc10_pkg::TRUE;
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en <= TRUE;
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end
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end
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endmodule
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endmodule
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