Subversion Repositories theia_gpu

`timescale 1ns / 1ps

`include "aDefinitions.v"

module InstructionEntryPoint

(

input wire                          Clock,

input wire                                                                 Reset,

input wire                                                                 iTrigger,

input wire[`ROM_ADDRESS_WIDTH-1:0]  iInitialCodeAddress,

input wire [`INSTRUCTION_WIDTH-1:0] iIMemInput,

output wire                          oEPU_Busy,

output wire [`ROM_ADDRESS_WIDTH-1:0] oEntryPoint,

output wire                          oTriggerIFU,

output wire [`ROM_ADDRESS_WIDTH-1:0] oInstructionAddr

);

assign oInstructionAddr = (oTriggerIFU) ? oEntryPoint : iInitialCodeAddress;

assign oEPU_Busy = iTrigger | oTriggerIFU;

/*

FFD_POSEDGE_ASYNC_RESET # ( 1 ) FFD1

(

.Clock(Clock),

.Clear( Reset ),

.D(iTrigger),

.Q(oTriggerIFU)

);

*/

FFD_POSEDGE_SYNCRONOUS_RESET # ( 1 ) FFD1

(

        .Clock( Clock ),

        .Reset( Reset ),

        .Enable(1'b1),

        .D(iTrigger),

        .Q(oTriggerIFU)

);

assign oEntryPoint = (oTriggerIFU) ? iIMemInput[`ROM_ADDRESS_WIDTH-1:0] : `ROM_ADDRESS_WIDTH'b0;

endmodule