flcustom.h

Linux下msys公司提供的doc2000的驱动源代码

#ifndef FLCUSTOM_H
#define FLCUSTOM_H

#include "tffs.h"

/* -------------------- */
/* Driver customization */
/* -------------------- */

#define TFFS_DRV_VER		47

/* Forces the device into the deep power down mode after every driver operation */
#define TFFS_POWER_DOWN

/* memory range in which driver will search for the device
(defaults for fl_winl and fl_winh parameters)
and size of iomem window */
#ifdef TFFS_USE_AMD_ISA								/* AMD ISA */
/* Enable using of AMD flash on ISA board and set ISA address */
# define FL_AMD_ISA_SOCKET			0xd4000			/* for tffs 5.x AMD */
# define TFFS_PHYS_ADDR_LOW			0xd0000L		/* for tffs 5.x AMD */
# define TFFS_PHYS_ADDR_HIGH		0xd0000L		/* for tffs 5.x AMD */
# define TFFS_IOMEM_WINDOW_SIZE		0x4000L			/* for tffs 5.x AMD */
#elif defined(TFFS_USE_AMD_PCI)						/* AMD PCI */
# ifdef TFFS_AU1500
#  define TFFS_PHYS_ADDR_LOW		0x1E000000L		/* for Au1500 */
#  define TFFS_PHYS_ADDR_HIGH		0x1E000000L		/* for Au1500 */
#  define TFFS_IOMEM_WINDOW_SIZE	0x800000L 		/* for Au1500 */
# else
#  define TFFS_PHYS_ADDR_LOW		0xd0000000L		/* for tffs 5.x AMD */
#  define TFFS_PHYS_ADDR_HIGH		0xd0000000L		/* for tffs 5.x AMD */
#  define TFFS_IOMEM_WINDOW_SIZE	0x4000000L 		/* for tffs 5.x AMD */
# endif
#elif defined(TFFS_COTULLA)								/* DOC XScale */
# define TFFS_PHYS_ADDR_LOW			0x14000000L
# define TFFS_PHYS_ADDR_HIGH		0x14000000L
# define TFFS_IOMEM_WINDOW_SIZE		0x8000			/* double shift window */
#elif defined(TFFS_PCx86)											/* DOC x386 */
# define TFFS_PHYS_ADDR_LOW			0xc8000L
# define TFFS_PHYS_ADDR_HIGH		0xDF000L
# define TFFS_IOMEM_WINDOW_SIZE		0x2000			/* no shift window */
#else
# define TFFS_PHYS_ADDR_LOW			0xc8000L
# define TFFS_PHYS_ADDR_HIGH		0xDF000L
# define TFFS_IOMEM_WINDOW_SIZE		0x8000			/* double shift window */
#endif

/* driver layer debug messages */
/* #define DRIVER_DEBUG */

/* enable TFFS debug messages and fl_debug insmod argument */
#define TFFS_MESSAGES_ENABLED

/* enable statistic ioctls */
/* #define DRIVER_STATISTIC */

/* print debug messages from access routines */
/* #define ACCESS_ROUTINES_DEBUG */

/* Compile with RedHat's kernel 2.4.x extension */
/* #define REDHAT_KERNEL_EXTENSION */

/* defult for fl_debug parameter: 0 - no messages, 1 - errors, 2 - warnings, 3 - flow */
#define FL_DEBUG_DEF		0

/* Environment Variables
 *
 * Enable environment variables control of the TrueFFS features.
 *
 */
#define ENVIRONMENT_VARS

#ifdef ENVIRONMENT_VARS
/* default values of enviroment variables */
/* Defines the type of access used by the access layer when accessing the device memory window */
#ifdef TFFS_PCx86
# define FL_DOC_8BIT_ACCESS_DEF			0
#else
# define FL_DOC_8BIT_ACCESS_DEF			1
#endif
# define FL_MTD_BUS_ACCESS_TYPE_DEF		7	/* FL_BUS_HAS_8BIT_ACCESS|FL_BUS_HAS_16BIT_ACCESS|FL_BUS_HAS_32BIT_ACCESS|FL_NO_ADDR_SHIFT) */
/* Skips the time spent in waiting for the flash ready signal before returning to the user */
# define FL_DO_NOT_WAIT_FOR_READY_DEF	0
/* Sets the number of sectors verified per folding operation */
# define FL_SECTORS_VERIFIED_PER_FOLDING_DEF	64
/* Enabling this option improves performance, but requires additional RAM resources */
# define FL_TL_CACHE_ENABLED_DEF			1
/* When set to 1 no write or erase operations can be performed. When set to 3 no read/write/erase operations are allowed. */
# define FL_SUSPEND_MODE_DEF				0
# define FL_IS_RAM_CHECK_DEF				0	/* for tffs 5.x */
#endif /* ENVIRONMENT_VARS */
#define TFFS_RAHEAD_DEF						0
#define TFFS_HARDSECT_DEF					0
#define TFFS_PRIO_DEF						0

/* allow using of unformatted DOC */
/* #define TFFS_ALLOW_UNFORMATTED */

#if (TFFS_SVER<60000)
# define TFFS_SUPPORTED_DEVICE "MDOCP DOC2000"
#else
# define TFFS_SUPPORTED_DEVICE "G3 P3 OREN"
#endif

/* ------------------ */
/* TFFS customization */
/* ------------------ */

/* DiskOnChip bus configuration. */
/* #define DOC_ACCESS_TYPE 16 */	/* for TFFS 5.x */

/* Number of sockets
 *
 * Defines the maximum number of physical drives supported.
 *
 * The actual number of sockets depends on which socket controllers are
 * actually registered and the number of sockets in the system.
 */

#if defined(TFFS_USE_AMD_PCI) || defined(TFFS_USE_AMD_ISA)
# define SOCKETS 1
#else
# define SOCKETS 8
#endif

/* Number of volumes
 *
 * Defines the maximum number of logical drives supported.
 *
 * The actual number of drives depends on which socket controllers are
 * actually registered, the amount of devices in the system and the
 * TL format of each device.
 */
#define VOLUMES (4*SOCKETS)

/* IO Controll Interface
 *
 * Support standard IOCTL interface.
 *
 */
#define IOCTL_INTERFACE

/* Low level operations
 *
 * Uncomment the following line if you want to do low level operations
 * (i.e. read from a physical address, write to a physical address,
 * erase a unit according to its physical unit number, OTP and unique ID
 * operations.
 */

#ifdef IOCTL_INTERFACE
# define FL_LOW_LEVEL
#endif

/* Placing EXB files
 *
 * Uncomment the following line if you need to place M-Systems firmware
 * (DOCxx.EXB file) on the media. The file will install itself as a
 * BIOS extension driver, hooking INT13h to emulate a HD.
 */

#if defined(IOCTL_INTERFACE) && (TFFS_SVER<60000)
# define WRITE_EXB_IMAGE		/* for TFFS 5.x only */
#endif

/* Formatting
 *
 * Uncomment the following line if you need to format the media.
 */

#ifdef IOCTL_INTERFACE
# define FORMAT_VOLUME

/* Number of sectors per FAT cluster
 *
 * Define the minimum cluster size in sectors.
 */
# define MIN_CLUSTER_SIZE   4
#endif

/* Defragmentation
 *
 * Uncomment the following line if you need to defragment with
 * flDefragmentVolume.
 */

#ifdef IOCTL_INTERFACE
# define DEFRAGMENT_VOLUME
#endif

/* Maximum supported medium size.
 *
 * Define here the largest Flash medium size (in MBytes) you want supported.
 * This define also sets the size of the TrueFFS variable used for storeing the
 * number of sectors in the meida. Therefore this variable should be larger 
 * then 32.
 *
 */

#define FL_ASSUMED_MAX_VOLUME_MBYTES	128L  /* for TFFS 6.x */
#define MAX_VOLUME_MBYTES				1024L /* for TFFS 5.x */

/* Assumed card parameters.
 *
 * This issue is relevant only if you are not defining any dynamic allocation
 * routines in flsystem.h.
 *
 * The following are assumptions about parameters of the Flash media.
 * They affect the size of the heap buffer allocated for the translation
 * layer.
 */

/* NAND minimal flash block */
#define FL_ASSUMED_MIN_UNIT_SIZE           0x10000L         /* Minimal unit size */ 

/* NAND maximum number of sectors per block
 * Usually this value is equal to FL_ASSUMED_MIN_UNIT_SIZE divided by 512,
 * but if you need to support several DiskOnChip devices then while 
 * FL_ASSUMED_MIN_UNIT_SIZE indicates the smalles unit size, this value
 * indicates the largest number of sectors that can be fitted into a unit
 */
#define FL_ASSUMED_MAX_SECTORS_PER_UNIT    (FL_ASSUMED_MIN_UNIT_SIZE>>9) /* Divided by 512 bytes */

/* NAND flash */
#define ASSUMED_NFTL_UNIT_SIZE  0x2000l         /* NAND */

/* NOR flash */
#define ASSUMED_FTL_UNIT_SIZE   0x20000l        /* Intel interleave-2 (NOR) */
#define ASSUMED_VM_LIMIT        0x10000l        /* limit at 64 KB */

/* The number of cached units (only for SAFTL)
 *
 * This value is ignored if both dynaimc allocation (FL_MALLOC) and 
 * environment variables are enabled (ENVIRONMENT_VARS). If either modes
 * is disabled this flag will set the cache size.
 */
/* #define FL_NUMBER_OF_CACHED_UNITS 0x40L */

/* Application exit
 *
 * If the FLite application ever exits, it needs to call flEXit before
 * exiting. Uncomment the following line to enable this.
 */
#define EXIT 

/*
 *
 * Socket Hardware Customization
 * -----------------------------
 */

/* Fixed or removable media
 *
 * If your Flash media is fixed, uncomment the following line.
 */

#define FIXED_MEDIA

/* Interval timer
 *
 * The following defines a timer polling interval in milliseconds. If the
 * value is 0, an interval timer is not installed.
 *
 * If you select an interval timer, you should provide an implementation
 * for 'flInstallTimer' defined in flsysfun.h.
 *
 * An interval timer is not a must, but it is recommended. The following
 * will occur if an interval timer is absent:
 *
 * - Card changes can be recognized only if socket hardware detects them.
 * - The Vpp delayed turn-off procedure is not applied. This may downgrade
 *   write performance significantly if the Vpp switching time is slow.
 * - The watchdog timer that guards against certain operations being stuck
 *   indefinitely will not be active.
 */

/* Polling interval in millisec. If 0, no polling is done */

#define POLLING_INTERVAL 0


/* Maximum MTD's and Translation Layers
 *
 * Define here the maximum number of Memory Technology Drivers (MTD) and
 * Translation Layers (TL) that may be installed. Note that the actual
 * number installed is determined by which components are installed in
 * 'flRegisterComponents' (flcustom.c).
 */

#define FL_MTDS		2       
#define MTDS		2		/* Up to 2 MTD's */
#if (TFFS_SVER<60000)
#define TLS			2		/* Up to 2 Translation Layers */
#else
#define FL_TLS		1       /* Up to 1 Translation Layers */
#endif
/* Disk partition cache
 *
 * Enable Block Device Translation Layer cache.
 *
 * Turning on this option improves performance but requires additional
 * RAM resources.
 *
 * The NAND Flash Translation Layer (NFTL , INFTL and SAFTL) are specifications
 * for storing data on the DiskOnChip in a way that enables accessing the
 * DiskOnChip as a Virtual Block Device. If this option is on, then the BDTL 
 * keeps in RAM a table that saves some of the flash accesses.
 * Whenever it is needed to change table entry, the BDTL updates it in the
 * RAM table and on the DiskOnChip. If the TL has to read table entry, then you
 * can save time on reading sector from DiskOnChip.
 *
 * Note that in SAFTL you can specifiy the size of the cache, therfore this
 * flag toggels between 2 default cache configurations (fully cached media 
 * and 64 cached unit). This flag is ignore when using static allocation.
 */

#define NFTL_CACHE		/* for tffs 5.x */
#define FL_TL_CACHE		/* for tffs 6.x */

/* S/W Write protection
 *
 * Enable S/W write protection of the device.
 *
 */

#ifdef IOCTL_INTERFACE
# define WRITE_PROTECTION
# ifdef WRITE_PROTECTION
#  define SCRAMBLE_KEY_1  647777603l
#  define SCRAMBLE_KEY_2  232324057l
# endif
#endif

/* H/W OTP