| Line 159... |
Line 159... |
BUSWIDTH => BUSWIDTH)
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BUSWIDTH => BUSWIDTH)
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port map (
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port map (
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i_din => i_rx_data,
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i_din => i_rx_data,
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i_clk => i_sysclk,
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i_clk => i_sysclk,
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i_rd_en => i_receive_fifo_rd_en,
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i_rd_en => i_receive_fifo_rd_en,
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i_rst => i_nReset,
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i_rst => i_receive_fifo_reset,
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i_wr_en => i_receive_fifo_wr_en,
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i_wr_en => i_receive_fifo_wr_en,
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o_dout => o_receive_fifo_data,
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o_dout => o_receive_fifo_data,
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o_empty => s_receive_fifo_empty,
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o_empty => s_receive_fifo_empty,
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o_full => o_receive_fifo_full);
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o_full => o_receive_fifo_full);
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|
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| Line 172... |
Line 172... |
BUSWIDTH => BUSWIDTH)
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BUSWIDTH => BUSWIDTH)
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port map (
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port map (
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i_din => i_send_fifo_data,
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i_din => i_send_fifo_data,
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i_clk => i_sysclk,
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i_clk => i_sysclk,
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i_rd_en => i_send_fifo_rd_en,
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i_rd_en => i_send_fifo_rd_en,
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i_rst => i_nReset,
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i_rst => i_send_fifo_reset,
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i_wr_en => i_send_fifo_wr_en,
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i_wr_en => i_send_fifo_wr_en,
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o_dout => s_send_fifo_data,
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o_dout => s_send_fifo_data,
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o_empty => o_send_fifo_empty,
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o_empty => o_send_fifo_empty,
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o_full => o_send_fifo_full);
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o_full => o_send_fifo_full);
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|
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| Line 307... |
Line 307... |
'0';
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'0';
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|
|
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-- purpose: mulitiplexer to construct the tmc header structure
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-- purpose: mulitiplexer to construct the tmc header structure
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-- type : combinational
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-- type : combinational
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-- inputs : i_send_mux_sel, s_btag, s_nbtag, s_send_fifo_data,
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-- inputs : i_send_mux_sel, i_send_have_more_data, s_btag, s_nbtag,
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-- s_send_transfersize_reg
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-- s_send_fifo_data, s_send_transfersize_reg
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-- outputs: o_tx_data
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-- outputs: o_tx_data
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tx_data_mux: process (i_send_mux_sel, s_btag, s_nbtag, s_send_fifo_data,
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tx_data_mux: process (i_send_mux_sel, i_send_have_more_data, s_btag,
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s_send_transfersize_reg)
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s_nbtag, s_send_fifo_data, s_send_transfersize_reg)
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begin -- process tx_data_mux
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begin -- process tx_data_mux
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case i_send_mux_sel is
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case i_send_mux_sel is
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when "000" => o_tx_data <= x"02" & s_btag; -- MsgID and stored bTag
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when "000" => o_tx_data <= x"02" & s_btag; -- MsgID and stored bTag
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when "001" => o_tx_data <= s_nbtag & x"00"; -- inverted bTag and Reserved
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when "001" => o_tx_data <= s_nbtag & x"00"; -- inverted bTag and Reserved
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when "010" => o_tx_data <= s_send_transfersize_reg(15 downto 0);
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when "010" => o_tx_data <= s_send_transfersize_reg(15 downto 0);
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