Subversion Repositories or1k_soc_on_altera_embedded_dev_kit

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///////////////////////////////////////////////////////////////////////////////
// Title         : Controller Wrapper
//
// File          : $RCSfile: auk_ddr_hp_controller_wrapper.v,v $
//
// Last modified : $Date: 2009/04/01 $
//
// Revision      : $Revision: #1 $
//
// Abstract      : A wrapper for the controller as it is encrypted
///////////////////////////////////////////////////////////////////////////////
 
`timescale 1 ps / 1 ps
//
module altera_ddr_auk_ddr_hp_controller_wrapper (
        local_ready          ,
        local_rdata_valid    ,
        local_rdata          ,
        local_wdata_req      ,
        local_init_done      ,
        local_refresh_ack    ,
        local_powerdn_ack    ,
        local_self_rfsh_ack  ,
        ddr_cs_n             ,
        ddr_cke_l            ,
        ddr_cke_h            ,
        ddr_odt              ,
        ddr_a                ,
        ddr_ba               ,
        ddr_ras_n            ,
        ddr_cas_n            ,
        ddr_we_n             ,
        control_doing_wr     ,
        control_dqs_burst    ,
        control_wdata_valid  ,
        control_wdata        ,
        control_be           ,
        control_dm           ,
        control_doing_rd     ,
 
        clk                  ,
        reset_n              ,
        seq_cal_complete     ,
        local_read_req       ,
        local_write_req      ,
        local_autopch_req    ,
        local_size           ,
        local_burstbegin     ,
        local_cs_addr        ,
        local_row_addr       ,
        local_bank_addr      ,
        local_col_addr       ,
        local_wdata          ,
        local_be             ,
        local_refresh_req    ,
        local_powerdn_req    ,
        local_self_rfsh_req  ,
        control_rdata        ,
        control_rdata_valid  ,
        control_wlat         
    );
 
//Inserted Generics
  localparam gLOCAL_DATA_BITS      = 32;
  localparam gLOCAL_BURST_LEN      = 2;
  localparam gLOCAL_BURST_LEN_BITS = 2;
  localparam gLOCAL_AVALON_IF      = "true";
  localparam gDWIDTH_RATIO         = 2;
  localparam gMEM_TYPE             = "ddr_sdram";
  localparam gMEM_CHIPSELS         = 1;
  localparam gMEM_CHIP_BITS        = 1;
  localparam gMEM_ROW_BITS         = 13;
  localparam gMEM_BANK_BITS        = 2;
  localparam gMEM_COL_BITS         = 9;
  localparam gMEM_DQ_PER_DQS       = 8;
  localparam gMEM_PCH_BIT          = 10;
  localparam gMEM_ODT_RANKS        = 1;
  localparam gPIPELINE_COMMANDS    = "false";
  localparam gFAMILY               = "Cyclone III";
  localparam gREG_DIMM             = "false";
  localparam gUSER_REFRESH         = "false";
  localparam ECC_CSR_ADDR_WIDTH    = 8;
  localparam LOCAL_IF_AWIDTH       = 23;
  localparam gUSE_AFI_IF           = "true";
 
output wire                                                local_ready        ;
output wire                                                local_rdata_valid  ;
output wire [gLOCAL_DATA_BITS - 1 : 0]                     local_rdata        ;
output wire                                                local_wdata_req    ;
output wire                                                local_init_done    ;
output wire                                                local_refresh_ack  ;
output wire                                                local_powerdn_ack  ;
output wire                                                local_self_rfsh_ack;
output wire [gMEM_CHIPSELS - 1 : 0]                        ddr_cs_n           ;
output wire [gMEM_CHIPSELS - 1 : 0]                        ddr_cke_l          ;
output wire [gMEM_CHIPSELS - 1 : 0]                        ddr_cke_h          ;
output wire [gMEM_CHIPSELS - 1 : 0]                        ddr_odt            ;
output wire [gMEM_ROW_BITS - 1 : 0]                        ddr_a              ;
output wire [gMEM_BANK_BITS - 1 : 0]                       ddr_ba             ;
output wire                                                ddr_ras_n          ;
output wire                                                ddr_cas_n          ;
output wire                                                ddr_we_n           ;
output wire                                                control_doing_wr   ;
output wire [(gLOCAL_DATA_BITS/(gMEM_DQ_PER_DQS*2))-1 : 0] control_dqs_burst  ;
output wire [(gLOCAL_DATA_BITS/(gMEM_DQ_PER_DQS*2))-1 : 0] control_wdata_valid;
output wire [gLOCAL_DATA_BITS - 1 : 0]                     control_wdata      ;
output wire [gLOCAL_DATA_BITS/8 - 1 : 0]                   control_be         ;
output wire [gLOCAL_DATA_BITS/8 - 1 : 0]                   control_dm         ;
output wire [(gLOCAL_DATA_BITS/(gMEM_DQ_PER_DQS*2))-1 : 0] control_doing_rd   ;
 
input wire                                                  clk               ;
input wire                                                  reset_n           ;
input wire                                                  seq_cal_complete  ;
input wire                                                  local_read_req    ;
input wire                                                  local_write_req   ;
input wire                                                  local_autopch_req ;
input wire                                                  local_powerdn_req ;
input wire                                                  local_self_rfsh_req;
input wire  [gLOCAL_BURST_LEN_BITS - 1 : 0]                 local_size        ;
input wire                                                  local_burstbegin  ;
input wire  [gMEM_CHIP_BITS - 1 : 0]                        local_cs_addr     ;
input wire  [gMEM_ROW_BITS - 1 : 0]                         local_row_addr    ;
input wire  [gMEM_BANK_BITS - 1 : 0]                        local_bank_addr   ;
input wire  [gMEM_COL_BITS - 2 : 0]                         local_col_addr    ;
input wire  [gLOCAL_DATA_BITS - 1 : 0]                      local_wdata       ;
input wire  [gLOCAL_DATA_BITS/8 - 1 : 0]                    local_be          ;
input wire                                                  local_refresh_req ;
input wire  [gLOCAL_DATA_BITS - 1 : 0]                      control_rdata     ;
input wire  [gDWIDTH_RATIO / 2 - 1 : 0]                     control_rdata_valid;
input wire  [4 : 0]                                         control_wlat      ;
 
// memory params for controller
wire  [2 : 0]  mem_tcl            ;
wire  [2 : 0]  mem_bl             ;
wire           mem_btype          ;
wire           mem_dll_en         ;
wire           mem_dqsn_en        ;
wire           mem_drv_str        ;
wire  [1 : 0]  mem_odt            ;
wire  [2 : 0]  mem_trcd           ;
wire  [3 : 0]  mem_tras           ;
wire  [1 : 0]  mem_twtr           ;
wire  [2 : 0]  mem_twr            ;
wire  [2 : 0]  mem_trp            ;
wire  [6 : 0]  mem_trfc           ;
wire  [1 : 0]  mem_tmrd           ;
wire [15 : 0]  mem_trefi          ;
wire [15 : 0]  mem_tinit_time     ;
 
 
//this is to comply with the ecc wrapper port map. in the non-ecc case route these signals straight through
assign local_rdata = control_rdata;
assign local_rdata_valid = control_rdata_valid;
 
 
//////////////////////////////////////////////////////////////////////////////-
// Instantiate the controller according to the memory type
//////////////////////////////////////////////////////////////////////////////-
 
    auk_ddr_hp_controller # (
            .gMEM_TYPE             (gMEM_TYPE),
            .gLOCAL_AVALON_IF      (gLOCAL_AVALON_IF),
            .gREG_DIMM             (gREG_DIMM),
            .gFAMILY               (gFAMILY),
            .gUSER_REFRESH         (gUSER_REFRESH),
            .gMEM_ODT_RANKS        (gMEM_ODT_RANKS),
            .gLOCAL_BURST_LEN      (gLOCAL_BURST_LEN),
            .gLOCAL_BURST_LEN_BITS (gLOCAL_BURST_LEN_BITS),
            .gLOCAL_DATA_BITS      (gLOCAL_DATA_BITS),
            .gMEM_BANK_BITS        (gMEM_BANK_BITS),
            .gMEM_CHIPSELS         (gMEM_CHIPSELS),
            .gMEM_CHIP_BITS        (gMEM_CHIP_BITS),
            .gMEM_COL_BITS         (gMEM_COL_BITS),
            .gMEM_DQ_PER_DQS       (gMEM_DQ_PER_DQS),
            .gMEM_PCH_BIT          (gMEM_PCH_BIT),
            .gMEM_ROW_BITS         (gMEM_ROW_BITS),
            .gDWIDTH_RATIO         (gDWIDTH_RATIO),
            .gPIPELINE_COMMANDS    (gPIPELINE_COMMANDS),
            .gUSE_AFI_IF           (gUSE_AFI_IF)
    ) auk_ddr_hp_controller_inst (
            .clk                   (clk),
            .seq_cal_complete      (seq_cal_complete), 
            .control_be            (control_be),
            .control_dm            (control_dm),
            .control_doing_rd      (control_doing_rd),
            .control_doing_wr      (control_doing_wr),
            .control_dqs_burst     (control_dqs_burst),
            .control_wdata         (control_wdata),
            .control_wdata_valid   (control_wdata_valid),
            .control_wlat          (control_wlat),
            .ddr_a                 (ddr_a),
            .ddr_ba                (ddr_ba),
            .ddr_cas_n             (ddr_cas_n),
            .ddr_cke_l             (ddr_cke_l),
            .ddr_cke_h             (ddr_cke_h),
            .ddr_cs_n              (ddr_cs_n),
            .ddr_odt               (ddr_odt),
            .ddr_ras_n             (ddr_ras_n),
            .ddr_we_n              (ddr_we_n),
            .local_write_req       (local_write_req),
            .local_read_req        (local_read_req),
            .local_autopch_req     (local_autopch_req),
            .local_ready           (local_ready),
            .local_cs_addr         (local_cs_addr),
            .local_row_addr        (local_row_addr),
            .local_bank_addr       (local_bank_addr),
            .local_col_addr        (local_col_addr), 
            .local_size            (local_size),
            .local_wdata           (local_wdata),
            .local_be              (local_be),
            .local_wdata_req       (local_wdata_req),
            .local_init_done       (local_init_done),
            .local_refresh_ack     (local_refresh_ack),
            .local_refresh_req     (local_refresh_req),
            .local_powerdn_ack     (local_powerdn_ack),
            .local_powerdn_req     (local_powerdn_req),
            .local_self_rfsh_ack   (local_self_rfsh_ack),
            .local_self_rfsh_req   (local_self_rfsh_req),
            .local_burstbegin      (local_burstbegin),
            .mem_bl                (mem_bl),
            .mem_btype             (mem_btype),
            .mem_dll_en            (mem_dll_en),
            .mem_dqsn_en           (mem_dqsn_en),
            .mem_drv_str           (mem_drv_str),
            .mem_odt               (mem_odt),
            .mem_tcl               (mem_tcl),
            .mem_tinit_time        (mem_tinit_time),
            .mem_tmrd              (mem_tmrd),
            .mem_tras              (mem_tras),
            .mem_trcd              (mem_trcd),
            .mem_trefi             (mem_trefi),
            .mem_trfc              (mem_trfc),
            .mem_trp               (mem_trp),
            .mem_twr               (mem_twr),
            .mem_twtr              (mem_twtr),
            .reset_n               (reset_n)
    );
 
 
//////////////////////////////////////////////////////////////////////////////-
// Controller timing parameters
//////////////////////////////////////////////////////////////////////////////-
 
  //
assign mem_tcl                       = 3'b011;
assign mem_bl                        = 3'b010;
assign mem_btype                     = 1'b0;
assign mem_dll_en                    = 1'b0;
assign mem_dqsn_en                   = 1'b1;
assign mem_drv_str                   = 1'b0;
assign mem_odt                       = 2'b00;
assign mem_twtr                      = 2'b10;
assign mem_tinit_time                = 16'b0111010100110100;
assign mem_trcd                      = 3'b011;
assign mem_twr                       = 3'b011;
assign mem_tras                      = 4'b0110;
assign mem_trp                       = 3'b011;
assign mem_trfc                      = 7'b0001011;
assign mem_tmrd                      = 2'b10;
assign mem_trefi                     = 16'b0000010000011010;
 
endmodule