66 lines
2.2 KiB
C
66 lines
2.2 KiB
C
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/*
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* Copyright (c) 2009, Swedish Institute of Computer Science
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* All rights reserved.
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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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* 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 the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the Institute nor the names of its contributors
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* may be 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 INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* This file is part of the Contiki operating system.
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*
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*/
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/**
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* \file
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* Coffee functions the MSB-430 platform.
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* \author
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* Nicolas Tsiftes <nvt@sics.se>
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*/
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#include "cfs-coffee-arch.h"
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#include "dev/sd.h"
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#include <string.h>
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int
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cfs_coffee_arch_erase(unsigned sector)
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{
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char buf[SD_BLOCK_SIZE];
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sd_offset_t start_offset;
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sd_offset_t end_offset;
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sd_offset_t offset;
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int r;
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memset(buf, 0, sizeof(buf));
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start_offset = COFFEE_START + sector * COFFEE_SECTOR_SIZE;
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end_offset = start_offset + COFFEE_SECTOR_SIZE;
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for(offset = start_offset; offset < end_offset; offset += SD_BLOCK_SIZE) {
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if(sd_rio_write(offset, buf, sizeof(buf)) < 0) {
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return -1;
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}
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}
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return 0;
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}
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