blockdev.h

DOC文件系统驱动源代码

/*----------------------------------------------------------------------*/
/*                          P h y s i c a l I n f o                     */
/*                                                                      */
/* A structure that holds physical information about the media. The     */
/* information includes JEDEC ID, unit size and media size. Pointer     */
/* to this structure is passed to the function flGetPhysicalInfo where  */
/* it receives the relevant data.                                       */
/*                                                                      */
/*----------------------------------------------------------------------*/

typedef struct {
  unsigned short type;         /* Flash device type (JEDEC id)         */
  char           mediaType;    /* type of media see below              */
  long int       unitSize;     /* Smallest physically erasable size
                                  (with interleaving taken in account) */
  long int       mediaSize;    /* media size in bytes                  */
  long int       chipSize;     /* individual chip size in bytes        */
  int            interleaving; /* device interleaving                  */
} PhysicalInfo;

/* media types */
#define FL_NOT_DOC     0
#define FL_DOC         1
#define FL_MDOC        2
#define FL_DOC2000TSOP 3
#define FL_MDOCP_16    4
#define FL_MDOCP       5

/* capabilities flags */
typedef enum{
   CAPABILITY_NOT_SUPPORTED           = 0,
   CAPABILITY_SUPPORTED               = 1,
   SUPPORT_UNERASABLE_BBT             = 2,
   SUPPORT_MULTIPLE_BDTL_PARTITIONS   = 3,
   SUPPORT_MULTIPLE_BINARY_PARTITIONS = 4,
   SUPPORT_HW_PROTECTION              = 5,
   SUPPORT_HW_LOCK_KEY                = 6,
   SUPPORT_CUSTOMER_ID                = 7,
   SUPPORT_UNIQUE_ID                  = 8,
   SUPPORT_DEEP_POWER_DOWN_MODE       = 9,
   SUPPORT_OTP_AREA                   = 10,
   SUPPORT_WRITE_IPL_ROUTINE          = 11
}FLCapability;

#endif /* FL_LOW_LEVEL */


#ifdef ENVIRONMENT_VARS

typedef enum {        /* Variable type code for flSetEnv routin */
      FL_ENV_VARS_PER_SYSTEM          = 0,
      FL_IS_RAM_CHECK_ENABLED         = 1,
      FL_TL_CACHE_ENABLED             = 2,
      FL_DOC_8BIT_ACCESS              = 3,
      FL_MULTI_DOC_ENABLED            = 4,      
      FL_SET_MAX_CHAIN                = 5,
      FL_MARK_DELETE_ON_FLASH         = 6,
      FL_MTL_POLICY                   = 7,
      FL_SECTORS_VERIFIED_PER_FOLDING = 8,
      FL_SUSPEND_MODE                 = 9,
      FL_ENV_VARS_PER_SOCKET          = 100,
      FL_VERIFY_WRITE_OTHER           = 101,
      FL_MTD_BUS_ACCESS_TYPE          = 102,
      FL_ENV_VARS_PER_VOLUME          = 200,
      FL_SET_POLICY                   = 201,
      FL_VERIFY_WRITE_BDTL            = 202,
      FL_VERIFY_WRITE_BINARY          = 203
} FLEnvVars;

/*----------------------------------------------------------------------*/
/*                   f l S e t E n v V o l u m e                        */
/*                                                                      */
/* Change one of TrueFFS environment variables for a specific partition */
/*                                                                      */
/* Note : This routine is used by all other flSetEnv routines.          */
/*        In order to effect variables that are common to several       */
/*        sockets or volumes use INVALID_VOLUME_NUMBER                  */
/*                                                                      */
/* Parameters:                                                          */
/*      variableType    : variable type to cahnge                       */
/*      socket          : Associated socket                             */
/*      volume          : Associated volume (partition)                 */
/*      value           : varaible value                                */
/*                                                                      */
/* Note: Variables common to al sockets must be addressed using socket  */
/*       0 and volume 0.                                                */
/*                                                                      */
/* Returns:                                                             */
/*      FLStatus        : 0 on success, otherwise failed                */
/*      prevValue       : The previous value of the variable            */
/*----------------------------------------------------------------------*/

#ifdef __cplusplus
extern "C"
{
#endif /* __cplusplus */
FLStatus NAMING_CONVENTION flSetEnvVolume(FLEnvVars variableType ,
                  byte socket,byte volume ,
                  dword value, dword FAR2 *prevValue);
#ifdef __cplusplus
}
#endif /* __cplusplus */

/*----------------------------------------------------------------------*/
/*                       f l S e t E n v S o c k e t                    */
/*                                                                      */
/* Change one of TrueFFS environment variables for a specific sockets.  */
/*                                                                      */
/* Parameters:                                                          */
/*      variableType    : variable type to cahnge                       */
/*      socket          : socket number                                 */
/*      value           : varaible value                                */
/*                                                                      */
/* Returns:                                                             */
/*      FLStatus        : 0 on success, otherwise failed                */
/*      prevValue       : The previous value of the variable            */
/*                        if there are more then 1 partition in that    */
/*                        socket , the first partition value is returned*/
/*----------------------------------------------------------------------*/

#ifdef __cplusplus
extern "C"
{
#endif /* __cplusplus */
FLStatus NAMING_CONVENTION flSetEnvSocket(FLEnvVars variableType , byte socket ,
                        dword value, dword FAR2 *prevValue);
#ifdef __cplusplus
}
#endif /* __cplusplus */

/*----------------------------------------------------------------------*/
/*                       f l S e t E n v All                            */
/*                                                                      */
/* Change one of TrueFFS environment variables for all systems, sockets */
/* and partitions.                                                      */
/*                                                                      */
/* Parameters:                                                          */
/*      variableType    : variable type to cahnge                       */
/*      value           : varaible value                                */
/*                                                                      */
/* Returns:                                                             */
/*      FLStatus        : 0 on success, otherwise failed                */
/*      prevValue       : The previous value of the variable            */
/*----------------------------------------------------------------------*/

#ifdef __cplusplus
extern "C"
{
#endif /* __cplusplus */
FLStatus NAMING_CONVENTION flSetEnvAll(FLEnvVars variableType , dword value, dword FAR2 *prevValue);
#ifdef __cplusplus
}
#endif /* __cplusplus */

#endif /* ENVIRONMENT_VARS */


#ifndef FL_NO_USE_FUNC

/*----------------------------------------------------------------------*/
/*                  f l S e t D o c B u s R o u t i n e                 */
/*                                                                      */
/* Set user defined memory acces routines for DiskOnChip.               */
/*                                                                      */
/* Parameters:                                                          */
/*      socket      : Socket number to install routine for.             */
/*      structPtr   : Pointer to function structure.                    */
/*                                                                      */
/* Returns:                                                             */
/*      FLStatus        : 0 on success, otherwise failed                */
/*----------------------------------------------------------------------*/

#ifdef __cplusplus
extern "C"
{
#endif /* __cplusplus */
FLStatus NAMING_CONVENTION flSetDocBusRoutine(byte socket, FLAccessStruct FAR1 * structPtr);
#ifdef __cplusplus
}
#endif /* __cplusplus */

/*----------------------------------------------------------------------*/
/*                  f l G e t D o c B u s R o u t i n e                 */
/*                                                                      */
/* Get currently installed memory access routines for DiskOnChip.       */
/*                                                                      */
/* Parameters:                                                          */
/*      socket      : Socket number to install routine for.             */
/*      structPtr   : Pointer to function structure.                    */
/*                                                                      */
/* Returns:                                                             */
/*      FLStatus        : 0 on success, otherwise failed                */
/*----------------------------------------------------------------------*/

#ifdef __cplusplus
extern "C"
{
#endif /* __cplusplus */
FLStatus NAMING_CONVENTION flGetDocBusRoutine(byte socket, FLAccessStruct FAR1 * structPtr);
#ifdef __cplusplus
}
#endif /* __cplusplus */

#endif /* FL_NO_USE_FUNC */

#endif /* BLOCKDEV_H */