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@@ -5,24 +5,83 @@ import chisel3.util._
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class BackBoardMstIO extends Bundle{
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class BackBoardMstIO extends Bundle{
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val downStreamReqDat = Input( Bool() )
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val FSMC = new FSMC_Port_Bundle
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val downStreamRespdat = Output(Bool())
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val CS = Input(Bool())
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val reset = Input(Bool())
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val MISO = Output(Bool())
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val oser_pclk = Input(Bool())
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val MOSI = Input(Bool())
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val oser_fclk = Input(Bool())
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val SCK = Input(Bool())
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val ides_pclk = Input(Bool())
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val ides_fclk = Input(Bool())
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val interrupt = Output(Bool())
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val clk4 = Input( Bool() )
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val lvds_down_dout = Output(Bool())
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val lvds_up_din = Input(Bool())
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}
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}
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class BackBoardMst extends Module{
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class BackBoardMst extends RawModule{
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val io: BackBoardMstIO = IO(new BackBoardMstIO)
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val io: BackBoardMstIO = IO(new BackBoardMstIO)
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val fsmcSlv = Module(new FSMCSlv)
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fsmcSlv.io.FSMC <> io.FSMC
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val lvdsMst = Module(new Lvds_Bus_Master)
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lvdsMst.io.rst_n := ~io.reset
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lvdsMst.io.oser_pclk := io.oser_pclk
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lvdsMst.io.oser_fclk := io.oser_fclk
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lvdsMst.io.ides_pclk := io.ides_pclk
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lvdsMst.io.ides_fclk := io.ides_fclk
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io.lvds_down_dout := lvdsMst.io.lvds_down_dout
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lvdsMst.io.lvds_up_din := io.lvds_up_din
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lvdsMst.io.frame_info_update_en = Input(Bool())
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lvdsMst.io.slave_type_num = Input(UInt(8.W))
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lvdsMst.io.slave_data_length = Input(UInt(8.W))
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lvdsMst.io.tx_start = Input(Bool())
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lvdsMst.io.tx_data_in = Input(UInt(8.W))
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lvdsMst.io.tx_data_ready = Output(Bool())
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lvdsMst.io.downstream_busy = Output(Bool())
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lvdsMst.io.rx_data_out = Output(UInt(8.W))
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lvdsMst.io.rx_data_valid = Output(Bool())
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lvdsMst.io.upstream_crc_valid = Output(Bool())
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lvdsMst.io.upstream_crc_err = Output(Bool())
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lvdsMst.io.upstream_crc_err_count = Output(UInt(8.W))
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lvdsMst.io.upstream_cdr_err = Output(Bool())
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fsmcSlv.io.CDRIn = Flipped(Valid(new CDRData))
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fsmcSlv.io.CDROut = Valid(new CDRData)
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val stateNxt = Wire( UInt( 2.W ) )
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val stateCur = RegNext( stateNxt, 0.U )
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when( stateCur === 0.U ){
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stateNxt := 0.U
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when( )
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} .elsewhen( stateCur === 1.U ){
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stateNxt := 1.U
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} .elsewhen( stateCur === 2.U ){
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stateNxt := 2.U
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} .elsewhen( stateCur === 3.U ){
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stateNxt := 3.U
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}
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}
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}
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