135 lines
5.7 KiB
VHDL
135 lines
5.7 KiB
VHDL
--------------------------------------------------------------------------------
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-- Copyright (C) 2013-2023 Efinix Inc. All rights reserved.
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--
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-- This document contains proprietary information which is
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-- protected by copyright. All rights are reserved. This notice
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-- refers to original work by Efinix, Inc. which may be derivitive
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-- of other work distributed under license of the authors. In the
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-- case of derivative work, nothing in this notice overrides the
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-- original author's license agreement. Where applicable, the
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-- original license agreement is included in it's original
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-- unmodified form immediately below this header.
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--
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-- WARRANTY DISCLAIMER.
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-- THE DESIGN, CODE, OR INFORMATION ARE PROVIDED “AS IS” AND
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-- EFINIX MAKES NO WARRANTIES, EXPRESS OR IMPLIED WITH
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-- RESPECT THERETO, AND EXPRESSLY DISCLAIMS ANY IMPLIED WARRANTIES,
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-- INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF
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-- MERCHANTABILITY, NON-INFRINGEMENT AND FITNESS FOR A PARTICULAR
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-- PURPOSE. SOME STATES DO NOT ALLOW EXCLUSIONS OF AN IMPLIED
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-- WARRANTY, SO THIS DISCLAIMER MAY NOT APPLY TO LICENSEE.
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--
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-- LIMITATION OF LIABILITY.
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-- NOTWITHSTANDING ANYTHING TO THE CONTRARY, EXCEPT FOR BODILY
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-- INJURY, EFINIX SHALL NOT BE LIABLE WITH RESPECT TO ANY SUBJECT
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-- MATTER OF THIS AGREEMENT UNDER TORT, CONTRACT, STRICT LIABILITY
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-- OR ANY OTHER LEGAL OR EQUITABLE THEORY (I) FOR ANY INDIRECT,
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-- SPECIAL, INCIDENTAL, EXEMPLARY OR CONSEQUENTIAL DAMAGES OF ANY
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-- CHARACTER INCLUDING, WITHOUT LIMITATION, DAMAGES FOR LOSS OF
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-- GOODWILL, DATA OR PROFIT, WORK STOPPAGE, OR COMPUTER FAILURE OR
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-- MALFUNCTION, OR IN ANY EVENT (II) FOR ANY AMOUNT IN EXCESS, IN
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-- THE AGGREGATE, OF THE FEE PAID BY LICENSEE TO EFINIX HEREUNDER
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-- (OR, IF THE FEE HAS BEEN WAIVED, $100), EVEN IF EFINIX SHALL HAVE
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-- BEEN INFORMED OF THE POSSIBILITY OF SUCH DAMAGES. SOME STATES DO
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-- NOT ALLOW THE EXCLUSION OR LIMITATION OF INCIDENTAL OR
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-- CONSEQUENTIAL DAMAGES, SO THIS LIMITATION AND EXCLUSION MAY NOT
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-- APPLY TO LICENSEE.
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--
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--------------------------------------------------------------------------------
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------------- Begin Cut here for COMPONENT Declaration ------
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COMPONENT sdram_controller is
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PORT (
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i_we : in std_logic;
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i_sysclk : in std_logic;
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i_arst : in std_logic;
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i_sdrclk : in std_logic;
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i_tACclk : in std_logic;
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i_pll_locked : in std_logic;
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i_re : in std_logic;
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i_last : in std_logic;
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o_dbg_tRTW_done : out std_logic;
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o_dbg_ref_req : out std_logic;
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o_dbg_wr_ack : out std_logic;
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o_dbg_rd_ack : out std_logic;
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o_dbg_n_CS : out std_logic_vector(1 downto 0);
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o_dbg_n_RAS : out std_logic_vector(1 downto 0);
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o_dbg_n_CAS : out std_logic_vector(1 downto 0);
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o_dbg_n_WE : out std_logic_vector(1 downto 0);
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o_dbg_BA : out std_logic_vector(3 downto 0);
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o_dbg_ADDR : out std_logic_vector(25 downto 0);
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o_dbg_DATA_out : out std_logic_vector(31 downto 0);
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o_dbg_DATA_in : out std_logic_vector(31 downto 0);
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i_addr : in std_logic_vector(23 downto 0);
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i_din : in std_logic_vector(31 downto 0);
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i_dm : in std_logic_vector(3 downto 0);
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o_dout : out std_logic_vector(31 downto 0);
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o_sdr_state : out std_logic_vector(3 downto 0);
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o_sdr_init_done : out std_logic;
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o_wr_ack : out std_logic;
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o_rd_ack : out std_logic;
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o_ref_req : out std_logic;
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o_rd_valid : out std_logic;
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o_sdr_CKE : out std_logic_vector(1 downto 0);
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o_sdr_n_CS : out std_logic_vector(1 downto 0);
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o_sdr_n_RAS : out std_logic_vector(1 downto 0);
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o_sdr_n_CAS : out std_logic_vector(1 downto 0);
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o_sdr_n_WE : out std_logic_vector(1 downto 0);
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o_sdr_BA : out std_logic_vector(3 downto 0);
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o_sdr_ADDR : out std_logic_vector(25 downto 0);
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o_sdr_DATA : out std_logic_vector(31 downto 0);
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o_sdr_DATA_oe : out std_logic_vector(31 downto 0);
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i_sdr_DATA : in std_logic_vector(31 downto 0);
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o_sdr_DQM : out std_logic_vector(3 downto 0);
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o_dbg_dly_cnt_b : out std_logic_vector(5 downto 0);
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o_dbg_tRCD_done : out std_logic);
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END COMPONENT;
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---------------------- End COMPONENT Declaration ------------
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------------- Begin Cut here for INSTANTIATION Template -----
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u_sdram_controller : sdram_controller
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PORT MAP (
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i_we => i_we,
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i_sysclk => i_sysclk,
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i_arst => i_arst,
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i_sdrclk => i_sdrclk,
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i_tACclk => i_tACclk,
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i_pll_locked => i_pll_locked,
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i_re => i_re,
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i_last => i_last,
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o_dbg_tRTW_done => o_dbg_tRTW_done,
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o_dbg_ref_req => o_dbg_ref_req,
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o_dbg_wr_ack => o_dbg_wr_ack,
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o_dbg_rd_ack => o_dbg_rd_ack,
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o_dbg_n_CS => o_dbg_n_CS,
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o_dbg_n_RAS => o_dbg_n_RAS,
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o_dbg_n_CAS => o_dbg_n_CAS,
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o_dbg_n_WE => o_dbg_n_WE,
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o_dbg_BA => o_dbg_BA,
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o_dbg_ADDR => o_dbg_ADDR,
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o_dbg_DATA_out => o_dbg_DATA_out,
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o_dbg_DATA_in => o_dbg_DATA_in,
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i_addr => i_addr,
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i_din => i_din,
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i_dm => i_dm,
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o_dout => o_dout,
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o_sdr_state => o_sdr_state,
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o_sdr_init_done => o_sdr_init_done,
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o_wr_ack => o_wr_ack,
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o_rd_ack => o_rd_ack,
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o_ref_req => o_ref_req,
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o_rd_valid => o_rd_valid,
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o_sdr_CKE => o_sdr_CKE,
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o_sdr_n_CS => o_sdr_n_CS,
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o_sdr_n_RAS => o_sdr_n_RAS,
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o_sdr_n_CAS => o_sdr_n_CAS,
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o_sdr_n_WE => o_sdr_n_WE,
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o_sdr_BA => o_sdr_BA,
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o_sdr_ADDR => o_sdr_ADDR,
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o_sdr_DATA => o_sdr_DATA,
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o_sdr_DATA_oe => o_sdr_DATA_oe,
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i_sdr_DATA => i_sdr_DATA,
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o_sdr_DQM => o_sdr_DQM,
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o_dbg_dly_cnt_b => o_dbg_dly_cnt_b,
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o_dbg_tRCD_done => o_dbg_tRCD_done);
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------------------------ End INSTANTIATION Template ---------
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