sys_conf_sim.vhd

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-- $Id: sys_conf_sim.vhd 1181 2019-07-08 17:00:50Z mueller $
-- SPDX-License-Identifier: GPL-3.0-or-later
-- Copyright 2019- by Walter F.J. Mueller <W.F.J.Mueller@gsi.de>
--
------------------------------------------------------------------------------
-- Package Name:   sys_conf
-- Description:    Definitions for sys_w11a_n4d (for simulation)
--
-- Dependencies:   -
-- Tool versions:  viv 2017.2-2018.3; ghdl 0.34-0.35
-- Revision History: 
-- Date         Rev Version  Comment
-- 2019-04-28  1142   1.1.1  add sys_conf_ibd_m9312
-- 2019-02-09  1110   1.1    use typ for DL,PC,LP; add dz11,ibtst
-- 2019-01-02  1101   1.0    Initial version (cloned from _n4)
------------------------------------------------------------------------------
 
library ieee;
use ieee.std_logic_1164.all;
 
use work.slvtypes.all;
 
package sys_conf is
 
  -- configure clocks --------------------------------------------------------
  constant sys_conf_clksys_vcodivide   : positive :=   1;
  constant sys_conf_clksys_vcomultiply : positive :=   8;   -- vco  800 MHz
  constant sys_conf_clksys_outdivide   : positive :=  10;   -- sys   80 MHz
  constant sys_conf_clksys_gentype     : string   := "MMCM";
  -- dual clock design, clkser = 120 MHz
  constant sys_conf_clkser_vcodivide   : positive :=   1;
  constant sys_conf_clkser_vcomultiply : positive :=  12;   -- vco 1200 MHz
  constant sys_conf_clkser_outdivide   : positive :=  10;   -- sys  120 MHz
  constant sys_conf_clkser_gentype     : string   := "PLL";
 
  -- configure rlink and hio interfaces --------------------------------------
  constant sys_conf_ser2rri_cdinit : integer := 1-1;   -- 1 cycle/bit in sim
  constant sys_conf_hio_debounce : boolean := false;   -- no debouncers
  
  -- configure memory controller ---------------------------------------------
 
  -- configure debug and monitoring units ------------------------------------
  constant sys_conf_rbmon_awidth  : integer := 9; -- use 0 to disable
  constant sys_conf_ibmon_awidth  : integer := 9; -- use 0 to disable
  constant sys_conf_ibtst         : boolean := true;
  constant sys_conf_dmscnt        : boolean := false;
  constant sys_conf_dmpcnt        : boolean := true;
  constant sys_conf_dmhbpt_nunit  : integer := 2; -- use 0 to disable
  constant sys_conf_dmcmon_awidth : integer := 8; -- use 0 to disable, 8 to use
 
  -- configure w11 cpu core --------------------------------------------------
  constant sys_conf_mem_losize     : natural := 8#167777#; --   4 MByte
  constant sys_conf_cache_fmiss    : slbit   := '0';     -- cache enabled
  constant sys_conf_cache_twidth   : integer :=  7;      --  32kB cache
 
  -- configure w11 system devices --------------------------------------------
  -- configure character and communication devices
  -- typ for DL,DZ,PC,LP: -1->none; 0->unbuffered; 4-7 buffered (typ=AWIDTH)
  constant sys_conf_ibd_dl11_0 : integer :=  6;    -- 1st DL11
  constant sys_conf_ibd_dl11_1 : integer :=  6;    -- 2nd DL11
  constant sys_conf_ibd_dz11   : integer :=  6;    -- DZ11
  constant sys_conf_ibd_pc11   : integer :=  6;    -- PC11
  constant sys_conf_ibd_lp11   : integer :=  7;    -- LP11
  constant sys_conf_ibd_deuna  : boolean := true;  -- DEUNA
 
  -- configure mass storage devices
  constant sys_conf_ibd_rk11   : boolean := true;  -- RK11
  constant sys_conf_ibd_rl11   : boolean := true;  -- RL11
  constant sys_conf_ibd_rhrp   : boolean := true;  -- RHRP
  constant sys_conf_ibd_tm11   : boolean := true;  -- TM11
 
  -- configure other devices
  constant sys_conf_ibd_iist   : boolean := true;  -- IIST
  constant sys_conf_ibd_kw11p  : boolean := true;  -- KW11P
  constant sys_conf_ibd_m9312  : boolean := true;  -- M9312
 
  -- derived constants =======================================================
  constant sys_conf_clksys : integer :=
    ((100000000/sys_conf_clksys_vcodivide)*sys_conf_clksys_vcomultiply) /
    sys_conf_clksys_outdivide;
  constant sys_conf_clksys_mhz : integer := sys_conf_clksys/1000000;
 
  constant sys_conf_clkser : integer :=
    ((100000000/sys_conf_clkser_vcodivide)*sys_conf_clkser_vcomultiply) /
    sys_conf_clkser_outdivide;
  constant sys_conf_clkser_mhz : integer := sys_conf_clkser/1000000;
 
end package sys_conf;