nuttx/drivers/mmcsd/mmcsd_internal.h
patacongo 95908c8777 Add CSD decode logic
git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@2257 42af7a65-404d-4744-a932-0658087f49c3
2009-11-14 22:00:54 +00:00

106 lines
4.0 KiB
C

/****************************************************************************
* drivers/mmcsd/mmcsd_internal.h
*
* Copyright (C) 2008-2009 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <spudmonkey@racsa.co.cr>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* 3. Neither the name NuttX nor the names of its contributors may be
* used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
****************************************************************************/
#ifndef __DRIVERS_MMCSD_MMCSD_INTERNAL_H
#define __DRIVERS_MMCSD_MMCSD_INTERNAL_H
/****************************************************************************
* Included Files
****************************************************************************/
#include <nuttx/config.h>
#include <sys/types.h>
#include <debug.h>
/****************************************************************************
* Pre-Processor Definitions
****************************************************************************/
/* Enable excessive debug options */
#undef CONFIG_MMCSD_DUMPALL /* MUST BE DEFINED MANUALLY */
#if !defined(CONFIG_DEBUG_VERBOSE) || !defined(CONFIG_DEBUG_FS)
# undef CONFIG_MMCSD_DUMPALL
#endif
/* Card type */
#define MMCSD_CARDTYPE_UNKNOWN 0 /* Unknown card type */
#define MMCSD_CARDTYPE_MMC 1 /* Bit 0: MMC card */
#define MMCSD_CARDTYPE_SDV1 2 /* Bit 1: SD version 1.x */
#define MMCSD_CARDTYPE_SDV2 4 /* Bit 2: SD version 2.x with byte addressing */
#define MMCSD_CARDTYPE_BLOCK 8 /* Bit 3: SD version 2.x with block addressing */
#define IS_MMC(t) (((t) & MMCSD_CARDTYPE_MMC) != 0)
#define IS_SD(t) (((t) & (MMCSD_CARDTYPE_SDV1|MMCSD_CARDTYPE_SDV2)) != 0)
#define IS_SDV1(t) (((t) & MMCSD_CARDTYPE_SDV1) != 0)
#define IS_SDV2(t) (((t) & MMCSD_CARDTYPE_SDV2) != 0)
#define IS_BLOCK(t) (((t) & MMCSD_CARDTYPE_BLOCK) != 0)
/****************************************************************************
* Public Types
****************************************************************************/
/****************************************************************************
* Public Functions
****************************************************************************/
#undef EXTERN
#if defined(__cplusplus)
#define EXTERN extern "C"
extern "C" {
#else
#define EXTERN extern
#endif
#ifdef CONFIG_MMCSD_DUMPALL
# define mmcsd_dumpbuffer(m,b,l) fvdbgdumpbuffer(m,b,l)
#else
# define mmcsd_dumpbuffer(m,b,l)
#endif
#if defined(CONFIG_DEBUG_VERBOSE) && defined(CONFIG_DEBUG_FS)
EXTERN void mmcsd_dmpcsd(FAR const ubyte *csd, ubyte cardtype);
#else
# define mmcsd_dmpcsd(csd,cadtype)
#endif
#undef EXTERN
#if defined(__cplusplus)
}
#endif
#endif /* __DRIVERS_MMCSD_MMCSD_INTERNAL_H */