Subversion Repositories spacewire_light

        ahbo:       out ahb_mst_out_type;

        ahbo:       out ahb_mst_out_type;

        -- Pulse for TimeCode generation.

        -- Pulse for TimeCode generation.

        tick_in:    in  std_logic;

        tick_in:    in  std_logic;

        -- Data In signal from SpaceWire bus.

        -- Data In signal from SpaceWire bus.

        spw_di:     in  std_logic;

        spw_di:     in  std_logic;

        -- Strobe In signal from SpaceWire bus.

        -- Strobe In signal from SpaceWire bus.

        spw_si:     in  std_logic;

        spw_si:     in  std_logic;

               (v_txfifo_bytepos < 3 and

               (v_txfifo_bytepos < 3 and

                s_txfifo_rdata(34-v_txfifo_bytepos) = '1' and

                s_txfifo_rdata(34-v_txfifo_bytepos) = '1' and

                s_txfifo_rdata(23-8*v_txfifo_bytepos) = '1') then

                s_txfifo_rdata(23-8*v_txfifo_bytepos) = '1') then

                -- This is the last byte in the current word;

                -- This is the last byte in the current word;

                -- OR the current byte is an EOP/EEP marker;

                -- OR the current byte is an EOP/EEP marker;

                v.txfifo_bytepos := "00";

                v.txfifo_bytepos := "00";

                v.txfifo_raddr  := std_logic_vector(unsigned(r.txfifo_raddr) + 1);

                v.txfifo_raddr  := std_logic_vector(unsigned(r.txfifo_raddr) + 1);

            else

            else

                -- Move to next byte.

                -- Move to next byte.

                v.txfifo_bytepos := std_logic_vector(unsigned(r.txfifo_bytepos) + 1);

                v.txfifo_bytepos := std_logic_vector(unsigned(r.txfifo_bytepos) + 1);

        msti.rxfifo_empty   <= r.rxfifo_empty;

        msti.rxfifo_empty   <= r.rxfifo_empty;

        msti.rxfifo_nxempty <= v.rxfifo_empty;  -- new value of rxfifo_empty

        msti.rxfifo_nxempty <= v.rxfifo_empty;  -- new value of rxfifo_empty

        msti.txfifo_nxfull  <= r.txfifo_nxfull;

        msti.txfifo_nxfull  <= r.txfifo_nxfull;

        msti.txfifo_highw   <= r.txfifo_highw;

        msti.txfifo_highw   <= r.txfifo_highw;

        -- Drive APB output signals.

        -- Drive APB output signals.

        apbo.prdata     <= v_prdata;

        apbo.prdata     <= v_prdata;

        apbo.pirq       <= (others => '0');

        apbo.pirq       <= (others => '0');

        apbo.pirq(pirq) <= r.irq;

        apbo.pirq(pirq) <= r.irq;

        apbo.pconfig    <= pconfig;

        apbo.pconfig    <= pconfig;