osd-contiki/cpu/mc1322x/lib/include/nvm.h

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/*
* Copyright (c) 2010, Mariano Alvira <mar@devl.org> and other contributors
* to the MC1322x project (http://mc1322x.devl.org)
* All rights reserved.
*
* 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 of the Institute 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 INSTITUTE 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 INSTITUTE 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.
*
* This file is part of libmc1322x: see http://mc1322x.devl.org
* for details.
*
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*
*/
#ifndef NVM_H
#define NVM_H
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#include <stdint.h>
typedef enum
{
gNvmType_NoNvm_c,
gNvmType_SST_c,
gNvmType_ST_c,
gNvmType_ATM_c,
gNvmType_Max_c
} nvmType_t;
typedef enum
{
gNvmErrNoError_c = 0,
gNvmErrInvalidInterface_c,
gNvmErrInvalidNvmType_c,
gNvmErrInvalidPointer_c,
gNvmErrWriteProtect_c,
gNvmErrVerifyError_c,
gNvmErrAddressSpaceOverflow_c,
gNvmErrBlankCheckError_c,
gNvmErrRestrictedArea_c,
gNvmErrMaxError_c
} nvmErr_t;
typedef enum
{
gNvmInternalInterface_c,
gNvmExternalInterface_c,
gNvmInterfaceMax_c
} nvmInterface_t;
/* ROM code seems to be THUMB */
/* need to be in a THUMB block before calling them */
extern nvmErr_t (*nvm_detect)(nvmInterface_t nvmInterface,nvmType_t* pNvmType);
extern nvmErr_t (*nvm_read)(nvmInterface_t nvmInterface , nvmType_t nvmType , void *pDest, uint32_t address, uint32_t numBytes);
extern nvmErr_t (*nvm_write)(nvmInterface_t nvmInterface, nvmType_t nvmType ,void *pSrc, uint32_t address, uint32_t numBytes);
/* sector bit field selects which sector to erase */
/* SST flash has 32 sectors 4096 bytes each */
/* bit 0 is the first sector, bit 31 is the last */
extern nvmErr_t (*nvm_erase)(nvmInterface_t nvmInterface, nvmType_t nvmType ,uint32_t sectorBitfield);
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extern nvmErr_t (*nvm_verify)(nvmInterface_t nvmInterface, nvmType_t nvmType, void *pSrc, uint32_t address, uint32_t numBytes);
extern void(*nvm_setsvar)(uint32_t zero_for_awesome);
#endif //NVM_H