124 lines
5.3 KiB
C
124 lines
5.3 KiB
C
/****************************************************************************
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* drivers/mmcsd/mmcsd_spi.h
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*
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* Copyright (C) 2008 Gregory Nutt. All rights reserved.
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* Author: Gregory Nutt <spudmonkey@racsa.co.cr>
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* 3. Neither the name NuttX nor the names of its contributors may be
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* used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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****************************************************************************/
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#ifndef __DRIVERS_MMCSD_MMCSD_SPI_H
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#define __DRIVERS_MMCSD_MMCSD_SPI_H
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/****************************************************************************
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* Included Files
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****************************************************************************/
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#include <nuttx/config.h>
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#include <sys/types.h>
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/****************************************************************************
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* Pre-Processor Definitions
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****************************************************************************/
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/* SPI *******************************************************************/
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/* SPI 8-bit R1 response */
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#define MMCSD_SPIR1_OK 0x00 /* No error bits set */
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#define MMCSD_SPIR1_IDLESTATE 0x01 /* Idle state */
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#define MMCSD_SPIR1_ERASERESET 0x02 /* Erase reset */
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#define MMCSD_SPIR1_ILLEGALCMD 0x04 /* Illegal command */
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#define MMCSD_SPIR1_CRCERROR 0x08 /* Com CRC error */
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#define MMCSD_SPIR1_ERASEERROR 0x10 /* Erase sequence error */
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#define MMCSD_SPIR1_ADDRERROR 0x20 /* Address error */
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#define MMCSD_SPIR1_PARAMERROR 0x40 /* Parameter error */
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/* SPI 8-bit R2 response */
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#define MMCSD_SPIR2_CARDLOCKED 0x0001 /* Card is locked */
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#define MMCSD_SPIR2_WPERASESKIP 0x0002 /* WP erase skip */
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#define MMCSD_SPIR2_LOCKFAIL 0x0002 /* Lock/unlock cmd failed */
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#define MMCSD_SPIR2_ERROR 0x0004 /* Error */
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#define MMCSD_SPIR2_CCERROR 0x0008 /* CC error */
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#define MMCSD_SPIR2_CARDECCFAIL 0x0010 /* Card ECC failed */
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#define MMCSD_SPIR2_WPVIOLATION 0x0020 /* WP violoation */
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#define MMCSD_SPIR2_ERASEPARAM 0x0040 /* Erase parameter */
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#define MMCSD_SPIR2_OUTOFRANGE 0x0080 /* Out of range */
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#define MMCSD_SPIR2_CSDOVERWRITE 0x0080 /* CSD overwrite */
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#define MMCSD_SPIR2_IDLESTATE 0x0100 /* In idle state */
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#define MMCSD_SPIR2_ERASERESET 0x0200 /* Erase reset */
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#define MMCSD_SPIR2_ILLEGALCMD 0x0400 /* Illegal command */
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#define MMCSD_SPIR2_CRCERROR 0x0800 /* Com CRC error */
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#define MMCSD_SPIR2_ERASEERROR 0x1000 /* Erase sequence error */
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#define MMCSD_SPIR2_ADDRERROR 0x2000 /* Address error */
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#define MMCSD_SPIR2_PARAMERROR 0x4000 /* Parameter error */
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/* Data Response */
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#define MMCSD_SPIDR_MASK 0x1f /* Mask for valid data response bits */
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#define MMCSD_SPIDR_ACCEPTED 0x05 /* Data accepted */
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#define MMCSD_SPIDR_CRCERROR 0x0b /* Data rejected due to CRC error */
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#define MMCSD_SPIDR_WRERROR 0x0d /* Data rejected due to write error */
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/* Data Tokens */
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#define MMCSD_SPIDT_STARTBLKSNGL 0xfe /* First byte of block, single block */
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#define MMCSD_SPIDT_STARTBLKMULTI 0xfc /* First byte of block, multi-block */
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#define MMCSD_SPIDT_STOPTRANS 0xfd /* Stop transmission */
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/* Data error token */
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#define MMCSD_SPIDET_UPPER 0xf0 /* The upper four bits are zero */
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#define MMCSD_SPIDET_ERROR 0x01 /* Error */
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#define MMCSD_SPIDET_CCERROR 0x02 /* CC error */
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#define MMCSD_SPIDET_CARDECCFAIL 0x04 /* Card ECC failed */
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#define MMCSD_SPIDET_OUTOFRANGE 0x08 /* Out of range */
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/****************************************************************************
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* Public Types
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****************************************************************************/
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/****************************************************************************
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* Public Functions
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****************************************************************************/
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#undef EXTERN
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#if defined(__cplusplus)
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#define EXTERN extern "C"
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extern "C" {
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#else
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#define EXTERN extern
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#endif
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#undef EXTERN
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#if defined(__cplusplus)
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}
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#endif
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#endif /* __DRIVERS_MMCSD_MMCSD_SPI_H */
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