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First stab at getting sdram working

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Byron Lathi
2022-12-22 20:25:32 -05:00
parent 772f8ff13f
commit cf9aef64ac
14 changed files with 8487 additions and 392 deletions
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hw/efinix_fpga/ip/sdram_controller/sdram_controller_tmpl.v Normal file
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////////////////////////////////////////////////////////////////////////////////
// Copyright (C) 2013-2022 Efinix Inc. All rights reserved.
//
// This document contains proprietary information which is
// protected by copyright. All rights are reserved. This notice
// refers to original work by Efinix, Inc. which may be derivitive
// of other work distributed under license of the authors. In the
// case of derivative work, nothing in this notice overrides the
// original author's license agreement. Where applicable, the
// original license agreement is included in it's original
// unmodified form immediately below this header.
//
// WARRANTY DISCLAIMER.
// THE DESIGN, CODE, OR INFORMATION ARE PROVIDED “AS IS” AND
// EFINIX MAKES NO WARRANTIES, EXPRESS OR IMPLIED WITH
// RESPECT THERETO, AND EXPRESSLY DISCLAIMS ANY IMPLIED WARRANTIES,
// INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF
// MERCHANTABILITY, NON-INFRINGEMENT AND FITNESS FOR A PARTICULAR
// PURPOSE. SOME STATES DO NOT ALLOW EXCLUSIONS OF AN IMPLIED
// WARRANTY, SO THIS DISCLAIMER MAY NOT APPLY TO LICENSEE.
//
// LIMITATION OF LIABILITY.
// NOTWITHSTANDING ANYTHING TO THE CONTRARY, EXCEPT FOR BODILY
// INJURY, EFINIX SHALL NOT BE LIABLE WITH RESPECT TO ANY SUBJECT
// MATTER OF THIS AGREEMENT UNDER TORT, CONTRACT, STRICT LIABILITY
// OR ANY OTHER LEGAL OR EQUITABLE THEORY (I) FOR ANY INDIRECT,
// SPECIAL, INCIDENTAL, EXEMPLARY OR CONSEQUENTIAL DAMAGES OF ANY
// CHARACTER INCLUDING, WITHOUT LIMITATION, DAMAGES FOR LOSS OF
// GOODWILL, DATA OR PROFIT, WORK STOPPAGE, OR COMPUTER FAILURE OR
// MALFUNCTION, OR IN ANY EVENT (II) FOR ANY AMOUNT IN EXCESS, IN
// THE AGGREGATE, OF THE FEE PAID BY LICENSEE TO EFINIX HEREUNDER
// (OR, IF THE FEE HAS BEEN WAIVED, $100), EVEN IF EFINIX SHALL HAVE
// BEEN INFORMED OF THE POSSIBILITY OF SUCH DAMAGES. SOME STATES DO
// NOT ALLOW THE EXCLUSION OR LIMITATION OF INCIDENTAL OR
// CONSEQUENTIAL DAMAGES, SO THIS LIMITATION AND EXCLUSION MAY NOT
// APPLY TO LICENSEE.
//
////////////////////////////////////////////////////////////////////////////////
sdram_controller u_sdram_controller(
.i_we ( i_we ),
.i_sysclk ( i_sysclk ),
.i_arst ( i_arst ),
.i_sdrclk ( i_sdrclk ),
.i_tACclk ( i_tACclk ),
.i_pll_locked ( i_pll_locked ),
.i_re ( i_re ),
.i_last ( i_last ),
.o_dbg_tRTW_done ( o_dbg_tRTW_done ),
.o_dbg_ref_req ( o_dbg_ref_req ),
.o_dbg_wr_ack ( o_dbg_wr_ack ),
.o_dbg_rd_ack ( o_dbg_rd_ack ),
.o_dbg_n_CS ( o_dbg_n_CS ),
.o_dbg_n_RAS ( o_dbg_n_RAS ),
.o_dbg_n_CAS ( o_dbg_n_CAS ),
.o_dbg_n_WE ( o_dbg_n_WE ),
.o_dbg_BA ( o_dbg_BA ),
.o_dbg_ADDR ( o_dbg_ADDR ),
.o_dbg_DATA_out ( o_dbg_DATA_out ),
.o_dbg_DATA_in ( o_dbg_DATA_in ),
.i_addr ( i_addr ),
.i_din ( i_din ),
.i_dm ( i_dm ),
.o_dout ( o_dout ),
.o_sdr_state ( o_sdr_state ),
.o_sdr_init_done ( o_sdr_init_done ),
.o_wr_ack ( o_wr_ack ),
.o_rd_ack ( o_rd_ack ),
.o_ref_req ( o_ref_req ),
.o_rd_valid ( o_rd_valid ),
.o_sdr_CKE ( o_sdr_CKE ),
.o_sdr_n_CS ( o_sdr_n_CS ),
.o_sdr_n_RAS ( o_sdr_n_RAS ),
.o_sdr_n_CAS ( o_sdr_n_CAS ),
.o_sdr_n_WE ( o_sdr_n_WE ),
.o_sdr_BA ( o_sdr_BA ),
.o_sdr_ADDR ( o_sdr_ADDR ),
.o_sdr_DATA ( o_sdr_DATA ),
.o_sdr_DATA_oe ( o_sdr_DATA_oe ),
.i_sdr_DATA ( i_sdr_DATA ),
.o_sdr_DQM ( o_sdr_DQM ),
.o_dbg_dly_cnt_b ( o_dbg_dly_cnt_b ),
.o_dbg_tRCD_done ( o_dbg_tRCD_done )
);