/tmp/build_html/vhdl/arm/armcmd_cs.vhd : l8arm - synthesizable ARM v4 vhdl model.

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-- $(lic)
-- $(help_generic)
-- $(help_local)

library ieee;
use ieee.std_logic_1164.all;
use work.armpctrl.all;
use work.armpmodel.all;
use work.armcmd.all;
use work.armcmd_comp.all;

entity armcmd_cs is
  port ( 
    rst     : in  std_logic;
    clk     : in  std_logic;
    i       : in  armcmd_cs_typ_in;
    o       : out armcmd_cs_typ_out
    );
end armcmd_cs;

architecture rtl of armcmd_cs is

  type armcmd_cs_tmp_type is record
    o       : armcmd_cs_typ_out;
  end record;
  type armcmd_cs_reg_type is record
    dummy      : std_logic;
  end record;
  type armcmd_cs_dbg_type is record
     dummy : std_logic;
     -- pragma translate_off
     dbg : armcmd_cs_tmp_type;
     -- pragma translate_on
  end record;
  signal r, c       : armcmd_cs_reg_type;
  signal rdbg, cdbg : armcmd_cs_dbg_type;

begin  
    
  p0: process (clk, rst, r, i  )
    variable v    : armcmd_cs_reg_type;
    variable t    : armcmd_cs_tmp_type;
    variable vdbg : armcmd_cs_dbg_type;
  begin 
    
    -- $(init(t:armcmd_cs_tmp_type))
    
    v := r;
    
    -- reset
    if ( rst = '0' ) then
    end if;
    
    c <= v;
    
    o <= t.o;
    
    -- pragma translate_off
    vdbg := rdbg;
    vdbg.dbg := t;
    cdbg <= vdbg;
    -- pragma translate_on  
    
  end process p0;
    
  pregs : process (clk, c)
  begin
    if rising_edge(clk) then
      r <= c;
      -- pragma translate_off
      rdbg <= cdbg;
      -- pragma translate_on
    end if;
  end process;
  
end rtl;

File /tmp/build_html/vhdl/arm/armcmd_cs.vhd

Constant ACM_CNT_SZ defined in /tmp/build_html/vhdl/arm/libs/armcmd.vhd

constant ACM_CNT_SZ    : integer := 5;

Enum ade_insntyp defined in /tmp/build_html/vhdl/arm/libs/armdecode.vhd

type ade_insntyp is (
  ade_typmem,
  ade_typalu,
  ade_typmisc,
  ade_typcp
);

Enum ade_decinsn defined in /tmp/build_html/vhdl/arm/libs/armdecode.vhd

type ade_decinsn is (
  type_arm_invalid,type_arm_nop,    type_arm_mrs,    type_arm_bx,    type_arm_mul,   type_arm_mla,
  type_arm_swp,    type_arm_sumull, type_arm_sumlal, type_arm_strhb, type_arm_ldrhb, type_arm_and,
  type_arm_sub,    type_arm_eor,    type_arm_rsb,    type_arm_add,   type_arm_sbc,   type_arm_adc, 
  type_arm_msr,    type_arm_teq,    type_arm_cmn,    type_arm_tst,   type_arm_cmp,   type_arm_orr, 
  type_arm_mov,    type_arm_mvn,    type_arm_str1,   type_arm_str2,  type_arm_str3,  type_arm_ldr1,
  type_arm_stm,    type_arm_ldm,    type_arm_b,      type_arm_swi,   type_arm_cdp,   type_arm_mrc,
  type_arm_mcr,    type_arm_stc,    type_arm_ldc,    type_arm_rsc,   type_arm_bic,   type_arm_undefined
);

Enum ade_DAPRAM defined in /tmp/build_html/vhdl/arm/libs/armdecode.vhd

type ade_DAPRAM is (
  ade_DAPRAM_simm,       -- OP2 shieft with imm 
  ade_DAPRAM_sreg,       -- OP2 shieft with reg 
  ade_DAPRAM_immrot      -- OP2 immidiate rotated
);

Enum ade_LDSTAMxLSV4AM defined in /tmp/build_html/vhdl/arm/libs/armdecode.vhd

type ade_LDSTAMxLSV4AM is (
  ade_LDSTAMxLSV4AM_imm,  -- addr v1 imm
                          -- addr v4 imm
  ade_LDSTAMxLSV4AM_reg   -- addr v1 reg (shieft with imm)
                          -- addr v4 reg
);

Enum icycletype defined in /tmp/build_html/vhdl/peripherals/mem/sdmctrl.vhd

type icycletype is (iidle, pre, ref1, ref2, lmode, finish);

Enum ade_pos defined in /tmp/build_html/vhdl/arm/libs/armdecode.vhd

type ade_pos is (
  ade_pre,      -- pre indexed
  ade_post      -- post indexed
);

Enum ash_sdir defined in /tmp/build_html/vhdl/arm/libs/armshiefter.vhd

type ash_sdir is (
  ash_sdir_snone,    -- no shieft
  ash_sdir_slsl,     -- LSL #: logical shieft left 
  ash_sdir_slsr,     -- LSR #: logical shieft righ
  ash_sdir_sasr,     -- ASR #: arithmetic shieft left
  ash_sdir_sror,     -- ROR #: rotate 
  ash_sdir_srrx      -- RRX #: rotate 1 with carry
);

Type ade_amode defined in /tmp/build_html/vhdl/arm/libs/armdecode.vhd

type ade_amode is record
  DAPRAM_typ           : ade_DAPRAM;
  LDSTAM_typ           : ade_LDSTAMxLSV4AM;
  LSV4AM_typ           : ade_LDSTAMxLSV4AM;
  LDSTAMxLSV4AM_pos    : ade_pos;
  DAPRAMxLDSTAM_sdir   : ash_sdir;
  LDSTAMxLSV4AM_uacc   : std_logic;
  LDSTAMxLSV4AM_wb     : std_logic;
end record;

Type ade_insn defined in /tmp/build_html/vhdl/arm/libs/armdecode.vhd

type ade_insn is record
  pc_8    : std_logic_vector(31 downto 0);
  insn    : std_logic_vector(31 downto 0);
  insntyp : ade_insntyp;
  decinsn : ade_decinsn;
  am      : ade_amode;
  valid   : std_logic;
  id      : std_logic_vector(2 downto 0);
end record;

Type acm_ctrlout defined in /tmp/build_html/vhdl/arm/libs/armcmd.vhd

type acm_ctrlout is record
  nextinsn : std_logic;
  nextcnt  : std_logic;
  hold     : std_logic;     
end record;

Type acm_ctrlin defined in /tmp/build_html/vhdl/arm/libs/armcmd.vhd

type acm_ctrlin is record
  cnt   : std_logic_vector(ACM_CNT_SZ-1 downto 0);
  insn  : ade_insn;
  ctrlo : acm_ctrlout;                  -- preinitialized ctrlo
end record;

Enum acm_regsrc defined in /tmp/build_html/vhdl/arm/libs/armcmd.vhd

type acm_regsrc is (
  acm_none,
  acm_rrn,
  acm_rrm,
  acm_rrd,
  acm_rrs,
  acm_local
);

Enum acm_rdsrc defined in /tmp/build_html/vhdl/arm/libs/armcmd.vhd

type acm_rdsrc is (
  acm_rdnone,
  acm_rdrrd,
  acm_rdrrn,
  acm_rdlocal,
  acm_rdpc,
  acm_rdlink
);

Enum apc_rsop_opsrc defined in /tmp/build_html/vhdl/arm/libs/armpctrl.vhd

type apc_rsop_opsrc is (
  apc_opsrc_through,
  apc_opsrc_buf,
  apc_opsrc_alures,
  apc_opsrc_none
);

Enum apc_rsop_bufsrc defined in /tmp/build_html/vhdl/arm/libs/armpctrl.vhd

type apc_rsop_bufsrc is (
  apc_bufsrc_none,
  apc_bufsrc_through,
  apc_bufsrc_alures
);

Enum apc_exop_datasrc defined in /tmp/build_html/vhdl/arm/libs/armpctrl.vhd

type apc_exop_datasrc is (
  apc_datasrc_aluout,
  apc_datasrc_buf,
  apc_datasrc_none
);

Enum apc_exop_bufsrc defined in /tmp/build_html/vhdl/arm/libs/armpctrl.vhd

type apc_exop_bufsrc is (
  apc_exbufsrc_none,
  apc_exbufsrc_aluout,
  apc_exbufsrc_op1
);

Enum lmd_memsize defined in /tmp/build_html/vhdl/libs/memdef.vhd

type lmd_memsize is (
  lmd_word,
  lmd_byte,
  lmd_half,
  lmd_dbl
);

Type gdcl_param defined in /tmp/build_html/vhdl/mem/cache/libs/gendc_lib.vhd

type gdcl_param is record
  size      : lmd_memsize;
  read      : std_logic;
  lock      : std_logic;
  writedata : std_logic;
  addrin    : std_logic;
  signed    : std_logic;
end record;

Type acm_ctrlmemout defined in /tmp/build_html/vhdl/arm/libs/armcmd.vhd

type acm_ctrlmemout is record
                       
  data1            : std_logic_vector(31 downto 0); -- immidiate 1 (pctrl.data1)
  data2            : std_logic_vector(31 downto 0); -- immidiate 2 (pctrl.data2)

  -- rrstg:
  r1_src    : acm_regsrc;  -- (micro.r1)
  r2_src    : acm_regsrc;  -- (micro.r2)
  rd_src    : acm_rdsrc;   -- (pctrl.wr.wrop_rd)
  
  -- rsstg: 
  rsop_op1_src     : apc_rsop_opsrc;    -- EXSTG operand1 source (pctrl.rs.rsop_op1_src)
  rsop_op2_src     : apc_rsop_opsrc;    -- EXSTG operand1 source (pctrl.rs.rsop_op2_src)
  rsop_buf1_src    : apc_rsop_bufsrc;   -- RSSTG buffer1 source (pctrl.rs.rsop_buf1_src)
  rsop_buf2_src    : apc_rsop_bufsrc;   -- RSSTG buffer2 source (pctrl.rs.rsop_buf2_src)
  
  -- exstg:
  exop_data_src : apc_exop_datasrc;  -- EXSTG pctrl.data1 source (pctrl.ex.data_src)
  exop_buf_src  : apc_exop_bufsrc;   -- ESSTG buffer source (pctl.ex.exop_buf_src)
  
  -- mestg:
  meop_param  : gdcl_param;  -- (pctl.me.meop_param)
  meop_enable : std_logic;   -- (pctl.me.meop_enable)
  
end record;

Type armcmd_cs_typ_in defined in /tmp/build_html/vhdl/arm/armcmd_comp.vhd

type armcmd_cs_typ_in is record
                           
   ctrli    : acm_ctrlin;
   
   ctrlmemo : acm_ctrlmemout;
   fromCP_busy : std_logic;
   fromCP_last : std_logic;

end record;

Type armcmd_cs_typ_out defined in /tmp/build_html/vhdl/arm/armcmd_comp.vhd

type armcmd_cs_typ_out is record
   
   ctrlo    : acm_ctrlout;

   ctrlmemo : acm_ctrlmemout;

end record;

Type armcmd_cs_tmp_type defined in /tmp/build_html/vhdl/arm/armcmd_cs.vhd

type armcmd_cs_tmp_type is record
    o       : armcmd_cs_typ_out;
  end record;

Type armcmd_cs_reg_type defined in /tmp/build_html/vhdl/arm/armcmd_cs.vhd

type armcmd_cs_reg_type is record
    dummy      : std_logic;
  end record;

Type armcmd_cs_dbg_type defined in /tmp/build_html/vhdl/arm/armcmd_cs.vhd

type armcmd_cs_dbg_type is record
     dummy : std_logic;
     -- pragma translate_off
     dbg : armcmd_cs_tmp_type;
     -- pragma translate_on
  end record;

If you have question mail to: Konrad Eisele<eiselekd@web.de>, created: Wed Apr 14 13:07:33 WEDT 2004 ;
This is part of the Core distribution