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First stab at getting sdram working

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This commit is contained in:
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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8
hw/efinix_fpga/ip/bram/bram_ini.vh
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@@ -4,10 +4,10 @@ input integer index;//Mode type
input integer val_; //Port A index, Port B Index, Number of Items in Loop, Port A Start, Port B Start, reserved
case (index)
0: bram_ini_table=
(val_== 0)?256'h00000000000000000fe00080000fa000d00003a000ef000ff0008d000ff000a9:
(val_== 1)?256'h0000000000000000000000000000000000000000000000000000000000000000:
(val_== 2)?256'h0000000000000000000000000000000000000000000000000000000000000000:
(val_== 3)?256'h0000000000000000000000000000000000000000000000000000000000000000:
(val_== 0)?256'h00ea000ea000ea000ea00010000040008d0003a00010000000008d000ff000a9:
(val_== 1)?256'h01000004000cd0001000000000ad000ea000ea000ea000ea000ea000ea000ea0:
(val_== 2)?256'hff0008d000f0000a9000f900080000ef000ff0008d00001000a900007000f000:
(val_== 3)?256'h0000000000000000000000000000000000000000000000000f900080000ef000:
(val_== 4)?256'h0000000000000000000000000000000000000000000000000000000000000000:
(val_== 5)?256'h0000000000000000000000000000000000000000000000000000000000000000:
(val_== 6)?256'h0000000000000000000000000000000000000000000000000000000000000000:

82
hw/efinix_fpga/ip/bram/init_hex.mem
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@@ -1,45 +1,45 @@
a9
ff
8d
ff
ef
3a
d0
fa
A9
FF
8D
00
10
3A
8D
04
10
EA
EA
EA
EA
EA
EA
EA
EA
EA
EA
EA
AD
00
10
CD
04
10
F0
07
A9
01
8D
FF
EF
80
fe
00
00
00
00
00
00
00
00
00
00
00
00
00
00
00
00
00
00
00
00
00
00
00
00
00
00
00
00
00
00
00
00
F9
A9
F0
8D
FF
EF
80
F9
00
00
00

4261
hw/efinix_fpga/ip/sdram_controller/sdram_controller.v Normal file
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File diff suppressed because it is too large Load Diff

80
hw/efinix_fpga/ip/sdram_controller/sdram_controller_define.vh Normal file
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@@ -0,0 +1,80 @@
// =============================================================================
// Generated by efx_ipmgr
// Version: 2022.1.226
// IP Version: 1.6
// =============================================================================
////////////////////////////////////////////////////////////////////////////////
// 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.
//
////////////////////////////////////////////////////////////////////////////////
localparam fSYS_MHz = 100;
localparam fCK_MHz = 200;
localparam tIORT_u = 2;
localparam BL = 1;
localparam DDIO_TYPE = "SOFT";
localparam DQ_WIDTH = 8;
localparam DQ_GROUP = 2;
localparam BA_WIDTH = 2;
localparam ROW_WIDTH = 13;
localparam COL_WIDTH = 9;
localparam tPWRUP = 200000;
localparam tRAS = 44;
localparam tRC = 66;
localparam tRCD = 20;
localparam tREF = 64000000;
localparam tWR = 2;
localparam tMRD = 2;
localparam tRFC = 66;
localparam tRAS_MAX = 120000;
localparam DATA_RATE = 2;
localparam AXI_ARADDR_WIDTH = 24;
localparam SDRAM_MODE = "Native";
localparam AXI_BUSER_WIDTH = 2;
localparam AXI_BID_WIDTH = 4;
localparam AXI_AWUSER_WIDTH = 2;
localparam AXI_AWID_WIDTH = 4;
localparam AXI_AWADDR_WIDTH = 24;
localparam AXI_RDATA_WIDTH = 32;
localparam AXI_WUSER_WIDTH = 2;
localparam AXI_WDATA_WIDTH = 32;
localparam AXI_RUSER_WIDTH = 3;
localparam AXI_ARUSER_WIDTH = 3;
localparam AXI_ARID_WIDTH = 4;
localparam tRP = 20;
localparam CL = 3;

84
hw/efinix_fpga/ip/sdram_controller/sdram_controller_tmpl.v Normal file
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@@ -0,0 +1,84 @@
////////////////////////////////////////////////////////////////////////////////
// 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 )
);

134
hw/efinix_fpga/ip/sdram_controller/sdram_controller_tmpl.vhd Normal file
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@@ -0,0 +1,134 @@
////////////////////////////////////////////////////////////////////////////////
// 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.
//
////////////////////////////////////////////////////////////////////////////////
------------- Begin Cut here for COMPONENT Declaration ------
COMPONENT sdram_controller is
PORT (
i_we : in std_logic;
i_sysclk : in std_logic;
i_arst : in std_logic;
i_sdrclk : in std_logic;
i_tACclk : in std_logic;
i_pll_locked : in std_logic;
i_re : in std_logic;
i_last : in std_logic;
o_dbg_tRTW_done : out std_logic;
o_dbg_ref_req : out std_logic;
o_dbg_wr_ack : out std_logic;
o_dbg_rd_ack : out std_logic;
o_dbg_n_CS : out std_logic_vector(1 downto 0);
o_dbg_n_RAS : out std_logic_vector(1 downto 0);
o_dbg_n_CAS : out std_logic_vector(1 downto 0);
o_dbg_n_WE : out std_logic_vector(1 downto 0);
o_dbg_BA : out std_logic_vector(3 downto 0);
o_dbg_ADDR : out std_logic_vector(25 downto 0);
o_dbg_DATA_out : out std_logic_vector(31 downto 0);
o_dbg_DATA_in : out std_logic_vector(31 downto 0);
i_addr : in std_logic_vector(23 downto 0);
i_din : in std_logic_vector(31 downto 0);
i_dm : in std_logic_vector(3 downto 0);
o_dout : out std_logic_vector(31 downto 0);
o_sdr_state : out std_logic_vector(3 downto 0);
o_sdr_init_done : out std_logic;
o_wr_ack : out std_logic;
o_rd_ack : out std_logic;
o_ref_req : out std_logic;
o_rd_valid : out std_logic;
o_sdr_CKE : out std_logic_vector(1 downto 0);
o_sdr_n_CS : out std_logic_vector(1 downto 0);
o_sdr_n_RAS : out std_logic_vector(1 downto 0);
o_sdr_n_CAS : out std_logic_vector(1 downto 0);
o_sdr_n_WE : out std_logic_vector(1 downto 0);
o_sdr_BA : out std_logic_vector(3 downto 0);
o_sdr_ADDR : out std_logic_vector(25 downto 0);
o_sdr_DATA : out std_logic_vector(31 downto 0);
o_sdr_DATA_oe : out std_logic_vector(31 downto 0);
i_sdr_DATA : in std_logic_vector(31 downto 0);
o_sdr_DQM : out std_logic_vector(3 downto 0);
o_dbg_dly_cnt_b : out std_logic_vector(5 downto 0);
o_dbg_tRCD_done : out std_logic);
END COMPONENT;
---------------------- End COMPONENT Declaration ------------
------------- Begin Cut here for INSTANTIATION Template -----
u_sdram_controller : sdram_controller
PORT MAP (
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);
------------------------ End INSTANTIATION Template ---------

44
hw/efinix_fpga/ip/sdram_controller/settings.json Normal file
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@@ -0,0 +1,44 @@
{
"args": [
"-o",
"sdram_controller",
"--base_path",
"/home/byron/Projects/super6502/hw/efinix_fpga/ip",
"--vlnv",
{
"vendor": "efinixinc.com",
"library": "memory_controller",
"name": "efx_sdram_controller",
"version": "1.6"
}
],
"conf": {
"fCK_MHz": "200",
"tIORT_u": "2",
"CL": "3",
"DDIO_TYPE": "0",
"DQ_GROUP": "2",
"ROW_WIDTH": "13",
"COL_WIDTH": "9",
"tPWRUP": "200000",
"tRAS": "44",
"tRAS_MAX": "120000",
"tRC": "66",
"tRCD": "20",
"tREF": "64000000",
"tRFC ": "66",
"tRP": "20",
"SDRAM_MODE": "0",
"DATA_RATE": "2"
},
"output": {
"external_source": [
"/home/byron/Projects/super6502/hw/efinix_fpga/ip/sdram_controller/sdram_controller.v",
"/home/byron/Projects/super6502/hw/efinix_fpga/ip/sdram_controller/sdram_controller_tmpl.v",
"/home/byron/Projects/super6502/hw/efinix_fpga/ip/sdram_controller/sdram_controller_define.vh",
"/home/byron/Projects/super6502/hw/efinix_fpga/ip/sdram_controller/sdram_controller_tmpl.vhd"
]
},
"sw_version": "2022.1.226",
"generated_date": "2022-12-22T03:56:49.168890"
}