data.vhd

nand flash NAND01GR3B (st)的仿真模型 （VHDL） 的

  -- sub-address types
  Subtype  BlockAddress_type     is  Std_Logic_Vector(BlockAddress_normRange);
  Subtype  TotBlockAddress_type     is  Std_Logic_Vector(AddressWidthMax_max-1-BlockAddressInf downto 0);
 
  -- memory organization
  type PageSize_dev_type is array(bus_type) of natural;
  constant PageSize_dev : PageSize_dev_type := (2112, 1056) ; -- 2048 word + 64 spare / 1024 + 32  
  Constant PageSize          : Natural := PageSize_dev(CD.bus_dev) ;  
 
  Constant nPage             : Natural := 64;     -- Number of Pages for each block
  Constant BlockSize         : Natural := nPage * 2**(ColumnAddressSup+1); -- Block size [number of word]
     -- (also contain the not valid addresses, when A10 = 1 and out of spare Area)
  Constant nBlock      : Natural := (2**CD.AddressWidth_dev)/BlockSize ;     
   

  
  -- Page & block number range
  Subtype  PageNum_range  is natural range nPage  - 1 downto 0;
  SubType  BlockNum_range is natural range nBlock - 1 downto 0;


  -- Electronic Signature constants 
  Constant ManufacturerCode : bit_vector(IObus_range_ext) := X"0020";
  Constant ThirdColumn      : bit_vector(IObus_range_ext) := X"0000";
  type FourthColumn_dev_type is array(bus_type) of bit_vector(IObus_range_ext);
  constant FourthColumn_dev : FourthColumn_dev_type := (X"0016", X"0044") ;
  Constant FourthColumn     : bit_vector(IObus_range_ext) := FourthColumn_dev(CD.bus_dev) ;
  





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-- TIPI E COSTANTI USATI DA ENTITA' SPECIFICHE
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Type vectorBoolean_type is array (Integer range <>) of boolean;


SubType Event is boolean;
SubType TimeEvent is Time;
Type vectorTimeEvent_type is array (Integer range <>) of TimeEvent;


type PageBuffer_eventType is ( genericEv, pageLoad_forCacheRead ); 
Type PageBufferEvent is record
   eventTime  : TimeEvent;
   eventType  : PageBuffer_eventType;
end record;
Type vectorPageBufferEvent is array (Integer range <>) of PageBufferEvent;

-- Message type (used in status_type)
type message_type is ( NoError_msg, CmdSeq_msg, SuspCmd_msg, SuspAcc_msg , InvAddrRange_msg,
                       AddrTog_msg, BuffSize_msg, SuspAccWarn_msg, 
                       InvVDD_msg, InvVPP_msg,
                       BlockLockError_msg, BlockLockDown_msg, LockModeError_msg,
                       ByteToggle_msg, BlkBuffer_msg, AddrCFI_msg, PreProg_msg, NoBusy_msg,
                       NoSusp_msg, Suspend_msg, UDNlock_msg, UPlock_msg,
                       Busy_msg, PRegPreProg_msg,                        NoOPallowed_msg, NoOPSameBlock_msg, NoOPguaranteed_msg, -- for Multiple Bank
                       WrongReg_msg,   -- Error -- Register Address Error -- Register not found
                       NoRegWrite_msg, -- Error -- is not possible write in this register
                       NoRegRead_msg,  -- Error -- is not possible Read in this register
                       InvDataUnitCount_msg,   -- Error -- invalid Data Unit Count in Start Buffer Register
                       InvPartialDataUnit_msg, -- ???Warning??? -- invalid Partial Data Unit from command
                       ResetInLoad_msg,    -- Error -- Reset down in Load Operation
                       ResetInReadAll1_msg,    -- Error -- Reset down in Read All 1 Operation
                       ResetInErase_msg,    -- Error -- Reset down in Erase Operation
                       ResetInProgram_msg,  -- Error -- Reset down in Program Operation
                       BlockAddrError_msg,  -- Error -- the Start Block Address is greater than the End Block Address 
                       StartBlockRegOutOfBound_msg,  -- Warning -- Start Block Address Register Out of Bound
                       EndBlockRegOutOfBound_msg,    -- Warning -- Start Block Address Register Out of Bound
                       NoUnLockBlock_msg,   -- Warning -- Invalid Lock Block operation in Locked-Down Block
                       NoLockBlock_msg,     -- Warning -- Invalid UnLock Block operation in Locked-Down Block
                       NoLockDownBlock_msg, -- Warning -- Invalid Lock-Down Block operation in Unlocked Block
                       InvReadID_msg,       -- Warning -- Invalid Read ID Address 
                       OTPlock_msg, resetCDI_msg,   -- Added by GT
                       GENERIC_ERROR_msg    -- Errore Generico
                     );  
 
-- Status of read operation  
  Type ReadModeName_type is ( ReadArray_status,  RandomDataOutput_status, RandomDataInput_status, CacheRead_status, 
                              ReadElectSignature_status, ReadStatusReg_status, ReadExtStatusReg_status, ReadBlockLock_status
                            );
   Type ReadMode_type is record
        Mode: ReadModeName_type;
        eventTime  : time;
   End record;
   Type vectorReadMode_type is array (Integer range <>) of ReadMode_type;
 
   type ProgramMode_type is (none_mode, PageProgram_mode, CacheProgram_mode, CopyBackProgram_mode);
  
-- Device Status
  Type Status_type is Record
        Busy      : Boolean;
        message   : Message_type;
        isError   : Boolean; 
        updateTime : time;
        resIndex : natural ;
  End Record;
  Type vectorStatus_type is array (Integer range <>) of Status_type;

-- Declarations for Kernel and CUI decoder  
  type KernelReport_type is record 
       status : message_type;
       eventTime : time;
  end record;
  type vectorKernelReport_type is array (Integer range <>) of KernelReport_type;

  SubType ErrorEvent is Std_Logic;
  Type vectorErrorEvent_type is array (Integer range <>) of ErrorEvent;
 
  SubType IndexCommand_type is Integer;
  Type vectorIndexCommand_type is array (Integer range <>) of IndexCommand_type;

-- Output Buffer 
type BufferTaskName_type is (setDataValid, SetDataX, SetDataZ);
type BufferTask_type is record
        task: BufferTaskName_type;
        putTime: time;
        eventTime : time;
end record;
Type vectorBufferTask_type is array (Integer range <>) of BufferTask_type;

-- Read Array 
type ReadTaskName_type is (none, Cache, RandomDataOutput, ReadArray, ReadBlockLock, ReadExtStatus);
type ReadTask_type is record
        Task      : ReadTaskName_type;
        Address   : Address_type;
        EventTime : time;
end record;
Type vectorReadTask_type is array (Integer range <>) of ReadTask_type;

-- Page Buffer 
type PageBuffer_type is array (0 to PageSize - 1) of DataMem_type;
type PageBufferTaskName_type is (none, BlockErase,ClearBuffer, ResetLen,  GetData, PutData,  
      PutAllDataToMemory, PutDataToMemory, ResetIndex, SetIndex, PutDataFromMemory, PutAllDataFromMemory,
      PutAllPageToMemory, PutMemAddress, PutCopyBackData, CacheLoad, CacheEmpty);
type PageBufferTask_type is record
        task: PageBufferTaskName_type;
        data: DataMem_type;
        Index : Natural range 0 to PageSize - 1;
        MemAddress : Natural;
        MemAddressEnd : Natural;
        ColAddress : Natural;
        eventTime : time;
        resIndex : natural range 0 to 3;
end record;
Type vectorPageBufferTask_type is array (Integer range <>) of PageBufferTask_type;

-- Memory 
Constant MemBufferSize_dim : Natural := PageSize;
type MemBuffer_type is array (0 to MemBufferSize_dim - 1) of DataMem_type;
type MemTaskName_type is (none, init, put, get, BlockErase, getBlock, putBlock, ReadIFall1, load, save, printList, printData);
     type MemoryTask_type is record
         task     : MemTaskName_type;
         data     : DataMem_type;
         address  : AddrMem_type;
         addressEnd : AddrMem_type;
         MemBuffer: MemBuffer_type;
         isAll1   : Boolean;
       eventTime  : time;
     end record;
Type vectorMemoryTask_type is array (Integer range <>) of MemoryTask_type;

-- Program        
Type ProgTaskName_type is (none, PageProgram, CacheProgram, CopyBackProgram);
     type ProgramTask_type is record
        task          : ProgTaskName_type;
        Address       : AddrMem_type;
        eventTime     : time;
     end record;    
Type vectorProgramTask_type is array (Integer range <>) of ProgramTask_type;

-- Erase
type EraseTaskName_type is (none, BlockErase);   
constant BKEsetup_code   : natural := 16#60#;
constant BKEconfirm_code : natural := 16#D0#;
type EraseTask_type is record
        task            : EraseTaskName_type;
        BlockNumber      : Natural; 
        eventTime       : time;
end record;
Type vectorEraseTask_type is array (Integer range <>) of EraseTask_type;

-- Electronic Signature  
Type SignatureData_type is record
     ManufacturerCode         : DataMem_type;
     DeviceCode               : DataMem_type;  
     ThirdColumn              : DataMem_type;
     FourthColumn             : DataMem_type;
End Record;
Type vectorSignatureData_type is array (Integer range <>) of SignatureData_type;


-- Status register
Type StatusRegisterTaskName_type is (none, Clear, Read, UpDateRegister);
     Type StatusRegisterTask_type is record
          task          : StatusRegisterTaskName_type;
          SR            : DataReg_Type;
          eventTime     : time;
     End Record;
Type vectorStatusRegisterTask_type is array (Integer range <>) of StatusRegisterTask_type;



-- Cache
Type CacheStatus_type is record
    isCacheMode : boolean ;
    busy        : boolean ;
    isLastPage  : boolean ; 
    eventTime   : time ;
end record;
Type vectorCacheStatus_type is array (Integer range <>) of CacheStatus_type;




end data;