hmp4e.h

linux2.6.18下支持sd2.0的驱动程序源码,支持最大32G的SD卡

/*------------------------------------------------------------------------------
--                                                                            --
--       This software is confidential and proprietary and may be used        --
--        only as expressly authorized by a licensing agreement from          --
--                                                                            --
--                            Hantro Products Oy.                             --
--                                                                            --
--      In the event of publication, the following notice is applicable:      --
--                                                                            --
--                   (C) COPYRIGHT 2003 HANTRO PRODUCTS OY                    --
--                            ALL RIGHTS RESERVED                             --
--                                                                            --
--          The entire notice above must be reproduced on all copies.         --
--                                                                            --
--------------------------------------------------------------------------------
--
--  Project  : 1200s
--
--  Abstract : Encoder device driver (kernel module) interface
--
--------------------------------------------------------------------------------
--
--  Version control information, please leave untouched.
--
--  $RCSfile$
--  $Author: root $
--  $Date: 2006-03-15 11:58:36 +0800 (Wed, 15 Mar 2006) $
--  $Revision: 2 $
--  $Name$
--
------------------------------------------------------------------------------*/

#ifndef _HMP4ENC_H_
#define _HMP4ENC_H_
#include <linux/ioctl.h>    /* needed for the _IOW etc stuff used later */

/*
 * Macros to help debugging
 */

#undef PDEBUG   /* undef it, just in case */
#ifdef HMP4E_DEBUG
#  ifdef __KERNEL__
    /* This one if debugging is on, and kernel space */
#    define PDEBUG(fmt, args...) printk( KERN_INFO "hmp4e: " fmt, ## args)
#  else
    /* This one for user space */
#    define PDEBUG(fmt, args...) printf(__FILE__ ":%d: " fmt, __LINE__ , ## args)
#  endif
#else
#  define PDEBUG(fmt, args...)  /* not debugging: nothing */
#endif

/*
 * Ioctl definitions
 */

/* Use 'k' as magic number */
#define HMP4E_IOC_MAGIC  'k'
/*
 * S means "Set" through a ptr,
 * T means "Tell" directly with the argument value
 * G means "Get": reply by setting through a pointer
 * Q means "Query": response is on the return value
 * X means "eXchange": G and S atomically
 * H means "sHift": T and Q atomically
 */
#define HMP4E_IOCGBUFBUSADDRESS _IOR(HMP4E_IOC_MAGIC,  1, unsigned long *)
#define HMP4E_IOCGBUFSIZE       _IOR(HMP4E_IOC_MAGIC,  2, unsigned int *)
#define HMP4E_IOCGHWOFFSET      _IOR(HMP4E_IOC_MAGIC,  3, unsigned long *)
#define HMP4E_IOCGHWIOSIZE      _IOR(HMP4E_IOC_MAGIC,  4, unsigned int *)
#define HMP4E_IOC_CLI           _IO(HMP4E_IOC_MAGIC,  5)
#define HMP4E_IOC_STI           _IO(HMP4E_IOC_MAGIC,  6)
#define HMP4E_IOCXVIRT2BUS      _IOWR(HMP4E_IOC_MAGIC,  7, unsigned long *)

#define HMP4E_IOCHARDRESET      _IO(HMP4E_IOC_MAGIC, 8) /* debugging tool */

#define HMP4E_IOC_MAXNR 8

#endif /* !_HMP4ENC_H_ */