tffsdrv.h

Linux下msys公司提供的doc2000的驱动源代码

#ifndef __FLDRVLNX__H__
#define __FLDRVLNX__H__

/* check the kernel version */
#include <linux/version.h>
/* older kernels didn't define this */
#ifndef KERNEL_VERSION
# define KERNEL_VERSION(a,b,c) (((a) << 16) + ((b) << 8) + (c))
#endif
/* not supported kernels */
#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,7,0)
# error "Linux Kernel Version 2.7.0 and later not supported"
#else
# if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,0)
# else
#  if LINUX_VERSION_CODE >= KERNEL_VERSION(2,5,0)
#   error "Linux Kernel Version 2.5.0 not supported"
#  else
#   if LINUX_VERSION_CODE >= KERNEL_VERSION(2,4,0)
#   else
#    error "Linux Kernel Version less that 2.4.0 not supported"
#   endif
#  endif
# endif
#endif

#include <linux/config.h>

#ifdef MODULE
# ifdef CONFIG_MODVERSIONS
#  ifndef MODVERSIONS
#   define MODVERSIONS
#  endif
#  include <linux/modsetver.h>
# endif
# include <linux/module.h>
# if (LINUX_VERSION_CODE>KERNEL_VERSION(2,5,0))
#  include <linux/moduleparam.h>
# endif
#endif	/* MODULE */
#define LOG_DELAY	/* delay here to avoid log's clobbering */
#ifdef DRIVER_DEBUG
# define PrintkDebug(fmt,args...)				printk(KERN_DEBUG TFFS_DEVICE_NAME": "fmt"\n",## args);LOG_DELAY;
#else	/* DRIVER_DEBUG */
# define PrintkDebug(fmt,args...)
#endif	/* DRIVER_DEBUG */
#define PrintkInfo(fmt,args...)					printk(KERN_INFO TFFS_DEVICE_NAME": "fmt"\n",## args);LOG_DELAY;
#define PrintkError(fmt,args...)				printk(KERN_ERR TFFS_DEVICE_NAME": "fmt"\n",## args);LOG_DELAY;
#define PrintkWarning(fmt,args...)				printk(KERN_WARNING TFFS_DEVICE_NAME": "fmt"\n",## args);LOG_DELAY;

#if (LINUX_VERSION_CODE<KERNEL_VERSION(2,5,0))
# include <asm/semaphore.h>		/* struct semaphore */
#endif
#include <linux/string.h>				/* mem... */
#include <asm/io.h>						/* ioremap_nocache */
#include <linux/vmalloc.h>				/* kmalloc, kfree */

typedef struct
{
#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,0)
# ifndef DO_NOT_YIELD_CPU
	struct semaphore threadSemaphore;
	spinlock_t ioLock;
	wait_queue_head_t waitQueueHead;
# endif
	unsigned char threadInit;
#endif
	int maxSectorSize;
	unsigned char fPowerOn;
	unsigned char handle;		/* socket, as ioreq.irHandle */
#ifdef TFFS_ALLOW_UNFORMATTED
	unsigned char fDummy;
#endif
}SocketInfo;

typedef struct
{
	unsigned char lastTffsError;
	unsigned char handle;		/* socket & partition, as ioreq.irHandle */
	unsigned char fValid;		/* TRUE - device exist and dformatted */
	unsigned long size;			/* device size */
	int sectorSize;
	SocketInfo*pSocket;
	struct gendisk*genDisk;
	int usage;
#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,0)
	struct request_queue*requestQueue;
	spinlock_t queueLock;
	spinlock_t o_c_lock;
# ifndef DO_NOT_YIELD_CPU
	unsigned char threadInit;
	struct semaphore threadSemaphore;
	wait_queue_head_t waitQueueHead;
# endif
#endif
}DeviceInfo;

typedef struct
{
	int noOfSockets;
	int noOfDevices;
	SocketInfo*pSockets;
	DeviceInfo*pDevices;
	int major;
}TheDiskInfo;

/* some "windows" types */
#ifndef DWORD
# define DWORD unsigned long
#endif
#ifndef WORD
# define WORD unsigned short
#endif
#ifndef BYTE
# define BYTE unsigned char
#endif
#ifndef BOOL
# define BOOL unsigned char
#endif
#ifndef TRUE
# define TRUE 1
#endif
#ifndef FALSE
# define FALSE 0
#endif

#endif	/*#ifndef __FLDRVLNX__H__*/