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[/] [eco32/] [trunk/] [fpga/] [mc/] [src/] [dsk/] [dsk.v] - Rev 314
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// // dsk.v -- parallel ATA (IDE) disk interface // `timescale 1ns/10ps `default_nettype none module dsk(clk, rst, stb, we, addr, data_in, data_out, ack, irq, ata_d, ata_a, ata_cs0_n, ata_cs1_n, ata_dior_n, ata_diow_n, ata_intrq, ata_dmarq, ata_dmack_n, ata_iordy); // internal interface signals input clk; input rst; input stb; input we; input [19:2] addr; input [31:0] data_in; output [31:0] data_out; output ack; output irq; // external interface signals inout [15:0] ata_d; output [2:0] ata_a; output ata_cs0_n, ata_cs1_n; output ata_dior_n, ata_diow_n; input ata_intrq; input ata_dmarq; output ata_dmack_n; input ata_iordy; wire bus_wait; ata_ctrl ata_ctrl_1( .clk(clk), .reset(rst), .bus_en(stb), .bus_wr(we), .bus_addr(addr), .bus_din(data_in), .bus_dout(data_out), .bus_wait(bus_wait), .bus_irq(irq), .ata_d(ata_d), .ata_a(ata_a), .ata_cs0_n(ata_cs0_n), .ata_cs1_n(ata_cs1_n), .ata_dior_n(ata_dior_n), .ata_diow_n(ata_diow_n), .ata_intrq(ata_intrq), .ata_dmarq(ata_dmarq), .ata_dmack_n(ata_dmack_n), .ata_iordy(ata_iordy) ); assign ack = stb & ~bus_wait; endmodule
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