git.zerfleddert.de Git - raggedstone/blob - dhwk/source/pci_interface.vhd

   1 -- VHDL model created from schematic pci_interface.sch -- Jan 09 09:34:13 2007
   2
   3
   4
   5 LIBRARY ieee;
   6
   7 USE ieee.std_logic_1164.ALL;
   8 USE ieee.numeric_std.ALL;
   9
  10
  11 entity PCI_INTERFACE is
  12       Port ( PCI_CBEn : In    std_logic_vector (3 downto 0);
  13              PCI_CLOCK : In    std_logic;
  14              PCI_FRAMEn : In    std_logic;
  15              PCI_IDSEL : In    std_logic;
  16              PCI_IRDYn : In    std_logic;
  17              PCI_RSTn : In    std_logic;
  18              READ_FIFO : In    std_logic;
  19              REVISON_ID : In    std_logic_vector (7 downto 0);
  20              USER_DATA_OUT : In    std_logic_vector (31 downto 0);
  21              VENDOR_ID : In    std_logic_vector (15 downto 0);
  22               PCI_AD : InOut std_logic_vector (31 downto 0);
  23              PCI_PAR : InOut std_logic;
  24               AD_REG : Out   std_logic_vector (31 downto 0);
  25              ADDR_REG : Out   std_logic_vector (31 downto 0);
  26              CBE_REGn : Out   std_logic_vector (3 downto 0);
  27              DEVSELn : Out   std_logic;
  28              FIFO_RDn : Out   std_logic;
  29              IO_WR_COM : Out   std_logic;
  30              IRDY_REGn : Out   std_logic;
  31              PCI_DEVSELn : Out   std_logic;
  32              PCI_PERRn : Out   std_logic;
  33              PCI_SERRn : Out   std_logic;
  34              PCI_STOPn : Out   std_logic;
  35              PCI_TRDYn : Out   std_logic;
  36              READ_SEL : Out   std_logic_vector (1 downto 0);
  37                TRDYn : Out   std_logic );
  38 end PCI_INTERFACE;
  39
  40 architecture SCHEMATIC of PCI_INTERFACE is
  41
  42    SIGNAL gnd : std_logic := '0';
  43    SIGNAL vcc : std_logic := '1';
  44
  45    signal IRDY_REGn_DUMMY : std_logic;
  46    signal  PAR_REG : std_logic;
  47    signal     PERR : std_logic;
  48    signal     SERR : std_logic;
  49    signal CF_RD_COM : std_logic;
  50    signal CF_WR_COM : std_logic;
  51    signal      LAR : std_logic;
  52    signal  MY_ADDR : std_logic;
  53    signal SERR_CHECK : std_logic;
  54    signal IDSEL_REG : std_logic;
  55    signal FRAME_REGn : std_logic;
  56    signal PERR_CHECK : std_logic;
  57    signal OE_PCI_PAR : std_logic;
  58    signal OE_PCI_PERR : std_logic;
  59    signal TRDYn_DUMMY : std_logic;
  60    signal CONF_DATA_10H : std_logic_vector (31 downto 0);
  61    signal CONF_DATA_04H : std_logic_vector (31 downto 0);
  62    signal CONF_DATA : std_logic_vector (31 downto 0);
  63    signal READ_SEL_DUMMY : std_logic_vector (1 downto 0);
  64    signal CBE_REGn_DUMMY : std_logic_vector (3 downto 0);
  65    signal AD_REG_DUMMY : std_logic_vector (31 downto 0);
  66    signal ADDR_REG_DUMMY : std_logic_vector (31 downto 0);
  67
  68    component STEUERUNG
  69       Port (  AD_REG : In    std_logic_vector (31 downto 0);
  70              CBE_REGn : In    std_logic_vector (3 downto 0);
  71              FRAME_REGn : In    std_logic;
  72              IDSEL_REG : In    std_logic;
  73              IO_SPACE : In    std_logic;
  74              MY_ADDR : In    std_logic;
  75              PCI_CLOCK : In    std_logic;
  76              PCI_RSTn : In    std_logic;
  77              READ_FIFO : In    std_logic;
  78              CF_RD_COM : Out   std_logic;
  79              CF_WR_COM : Out   std_logic;
  80              DEVSELn : Out   std_logic;
  81              FIFO_RDn : Out   std_logic;
  82              IO_RD_COM : Out   std_logic;
  83              IO_WR_COM : Out   std_logic;
  84                  LAR : Out   std_logic;
  85              OE_PCI_PAR : Out   std_logic;
  86              OE_PCI_PERR : Out   std_logic;
  87              PCI_DEVSELn : Out   std_logic;
  88              PCI_STOPn : Out   std_logic;
  89              PCI_TRDYn : Out   std_logic;
  90              PERR_CHECK : Out   std_logic;
  91                 READ : Out   std_logic;
  92              SERR_CHECK : Out   std_logic;
  93                TRDYn : Out   std_logic );
  94    end component;
  95
  96    component PARITY
  97       Port ( OE_PCI_PAR : In    std_logic;
  98              OE_PCI_PERR : In    std_logic;
  99              PA_ER_RE : In    std_logic;
 100               PAR_IN : In    std_logic_vector (35 downto 0);
 101              PAR_REG : In    std_logic;
 102              PCI_CLOCK : In    std_logic;
 103              PCI_RSTn : In    std_logic;
 104              PERR_CHECK : In    std_logic;
 105              SERR_CHECK : In    std_logic;
 106              SERR_ENA : In    std_logic;
 107              PCI_PAR : InOut std_logic;
 108              PCI_PERRn : Out   std_logic;
 109              PCI_SERRn : Out   std_logic;
 110                 PERR : Out   std_logic;
 111                 SERR : Out   std_logic );
 112    end component;
 113
 114    component VERGLEICH
 115       Port (    IN_A : In    std_logic_vector (31 downto 0);
 116                 IN_B : In    std_logic_vector (31 downto 0);
 117              GLEICH_OUT : Out   std_logic );
 118    end component;
 119
 120    component IO_MUX_REG
 121       Port ( CONFIG_DATA : In    std_logic_vector (31 downto 0);
 122              LOAD_ADDR_REG : In    std_logic;
 123              PCI_CBEn : In    std_logic_vector (3 downto 0);
 124              PCI_CLOCK : In    std_logic;
 125              PCI_FRAMEn : In    std_logic;
 126              PCI_IDSEL : In    std_logic;
 127              PCI_IRDYn : In    std_logic;
 128              PCI_PAR : In    std_logic;
 129              PCI_RSTn : In    std_logic;
 130              READ_SEL : In    std_logic_vector (1 downto 0);
 131              USER_DATA : In    std_logic_vector (31 downto 0);
 132               PCI_AD : InOut std_logic_vector (31 downto 0);
 133               AD_REG : Out   std_logic_vector (31 downto 0);
 134              ADDR_REG : Out   std_logic_vector (31 downto 0);
 135              CBE_REGn : Out   std_logic_vector (3 downto 0);
 136              FRAME_REGn : Out   std_logic;
 137              IDSEL_REG : Out   std_logic;
 138              IRDY_REGn : Out   std_logic;
 139              PAR_REG : Out   std_logic );
 140    end component;
 141
 142    component CONFIG_SPACE_HEADER
 143       Port (  AD_REG : In    std_logic_vector (31 downto 0);
 144              ADDR_REG : In    std_logic_vector (31 downto 0);
 145              CBE_REGn : In    std_logic_vector (3 downto 0);
 146              CF_RD_COM : In    std_logic;
 147              CF_WR_COM : In    std_logic;
 148              IRDY_REGn : In    std_logic;
 149              PCI_CLOCK : In    std_logic;
 150              PCI_RSTn : In    std_logic;
 151                 PERR : In    std_logic;
 152              REVISION_ID : In    std_logic_vector (7 downto 0);
 153                 SERR : In    std_logic;
 154                TRDYn : In    std_logic;
 155              VENDOR_ID : In    std_logic_vector (15 downto 0);
 156              CONF_DATA : Out   std_logic_vector (31 downto 0);
 157              CONF_DATA_04H : Out   std_logic_vector (31 downto 0);
 158              CONF_DATA_10H : Out   std_logic_vector (31 downto 0) );
 159    end component;
 160
 161 begin
 162
 163    ADDR_REG <= ADDR_REG_DUMMY;
 164    AD_REG <= AD_REG_DUMMY;
 165    CBE_REGn <= CBE_REGn_DUMMY;
 166    READ_SEL <= READ_SEL_DUMMY;
 167    TRDYn <= TRDYn_DUMMY;
 168    IRDY_REGn <= IRDY_REGn_DUMMY;
 169
 170    I7 : STEUERUNG
 171       Port Map ( AD_REG(31 downto 0)=>AD_REG_DUMMY(31 downto 0),
 172                  CBE_REGn(3 downto 0)=>CBE_REGn_DUMMY(3 downto 0),
 173                  FRAME_REGn=>FRAME_REGn, IDSEL_REG=>IDSEL_REG,
 174                  IO_SPACE=>CONF_DATA_04H(0), MY_ADDR=>MY_ADDR,
 175                  PCI_CLOCK=>PCI_CLOCK, PCI_RSTn=>PCI_RSTn,
 176                  READ_FIFO=>READ_FIFO, CF_RD_COM=>CF_RD_COM,
 177                  CF_WR_COM=>CF_WR_COM, DEVSELn=>DEVSELn,
 178                  FIFO_RDn=>FIFO_RDn, IO_RD_COM=>READ_SEL_DUMMY(0),
 179                  IO_WR_COM=>IO_WR_COM, LAR=>LAR, OE_PCI_PAR=>OE_PCI_PAR,
 180                  OE_PCI_PERR=>OE_PCI_PERR, PCI_DEVSELn=>PCI_DEVSELn,
 181                  PCI_STOPn=>PCI_STOPn, PCI_TRDYn=>PCI_TRDYn,
 182                  PERR_CHECK=>PERR_CHECK, READ=>READ_SEL_DUMMY(1),
 183                  SERR_CHECK=>SERR_CHECK, TRDYn=>TRDYn_DUMMY );
 184    I5 : PARITY
 185       Port Map ( OE_PCI_PAR=>OE_PCI_PAR, OE_PCI_PERR=>OE_PCI_PERR,
 186                  PA_ER_RE=>CONF_DATA_04H(6),
 187                  PAR_IN(31 downto 0)=>AD_REG_DUMMY(31 downto 0),
 188                  PAR_IN(35 downto 32)=>CBE_REGn_DUMMY(3 downto 0),
 189                  PAR_REG=>PAR_REG, PCI_CLOCK=>PCI_CLOCK,
 190                  PCI_RSTn=>PCI_RSTn, PERR_CHECK=>PERR_CHECK,
 191                  SERR_CHECK=>SERR_CHECK, SERR_ENA=>CONF_DATA_04H(8),
 192                  PCI_PAR=>PCI_PAR, PCI_PERRn=>PCI_PERRn,
 193                  PCI_SERRn=>PCI_SERRn, PERR=>PERR, SERR=>SERR );
 194    I4 : VERGLEICH
 195       Port Map ( IN_A(31 downto 0)=>CONF_DATA_10H(31 downto 0),
 196                  IN_B(31 downto 0)=>AD_REG_DUMMY(31 downto 0),
 197                  GLEICH_OUT=>MY_ADDR );
 198    I2 : IO_MUX_REG
 199       Port Map ( CONFIG_DATA(31 downto 0)=>CONF_DATA(31 downto 0),
 200                  LOAD_ADDR_REG=>LAR,
 201                  PCI_CBEn(3 downto 0)=>PCI_CBEn(3 downto 0),
 202                  PCI_CLOCK=>PCI_CLOCK, PCI_FRAMEn=>PCI_FRAMEn,
 203                  PCI_IDSEL=>PCI_IDSEL, PCI_IRDYn=>PCI_IRDYn,
 204                  PCI_PAR=>PCI_PAR, PCI_RSTn=>PCI_RSTn,
 205                  READ_SEL(1 downto 0)=>READ_SEL_DUMMY(1 downto 0),
 206                  USER_DATA(31 downto 0)=>USER_DATA_OUT(31 downto 0),
 207                  PCI_AD(31 downto 0)=>PCI_AD(31 downto 0),
 208                  AD_REG(31 downto 0)=>AD_REG_DUMMY(31 downto 0),
 209                  ADDR_REG(31 downto 0)=>ADDR_REG_DUMMY(31 downto 0),
 210                  CBE_REGn(3 downto 0)=>CBE_REGn_DUMMY(3 downto 0),
 211                  FRAME_REGn=>FRAME_REGn, IDSEL_REG=>IDSEL_REG,
 212                  IRDY_REGn=>IRDY_REGn_DUMMY, PAR_REG=>PAR_REG );
 213    I1 : CONFIG_SPACE_HEADER
 214       Port Map ( AD_REG(31 downto 0)=>AD_REG_DUMMY(31 downto 0),
 215                  ADDR_REG(31 downto 0)=>ADDR_REG_DUMMY(31 downto 0),
 216                  CBE_REGn(3 downto 0)=>CBE_REGn_DUMMY(3 downto 0),
 217                  CF_RD_COM=>CF_RD_COM, CF_WR_COM=>CF_WR_COM,
 218                  IRDY_REGn=>IRDY_REGn_DUMMY, PCI_CLOCK=>PCI_CLOCK,
 219                  PCI_RSTn=>PCI_RSTn, PERR=>PERR,
 220                  REVISION_ID(7 downto 0)=>REVISON_ID(7 downto 0),
 221                  SERR=>SERR, TRDYn=>TRDYn_DUMMY,
 222                  VENDOR_ID(15 downto 0)=>VENDOR_ID(15 downto 0),
 223                  CONF_DATA(31 downto 0)=>CONF_DATA(31 downto 0),
 224                  CONF_DATA_04H(31 downto 0)=>CONF_DATA_04H(31 downto 0),
 225                  CONF_DATA_10H(31 downto 0)=>CONF_DATA_10H(31 downto 0) );
 226
 227 end SCHEMATIC;