cfs-coffee-arch.h

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00001 /*
00002  * Copyright (c) 2008, Swedish Institute of Computer Science
00003  * All rights reserved.
00004  *
00005  * Redistribution and use in source and binary forms, with or without
00006  * modification, are permitted provided that the following conditions
00007  * are met:
00008  * 1. Redistributions of source code must retain the above copyright
00009  *    notice, this list of conditions and the following disclaimer.
00010  * 2. Redistributions in binary form must reproduce the above copyright
00011  *    notice, this list of conditions and the following disclaimer in the
00012  *    documentation and/or other materials provided with the distribution.
00013  * 3. Neither the name of the Institute nor the names of its contributors
00014  *    may be used to endorse or promote products derived from this software
00015  *    without specific prior written permission.
00016  *
00017  * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
00018  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
00019  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
00020  * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
00021  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
00022  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
00023  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
00024  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
00025  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
00026  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
00027  * SUCH DAMAGE.
00028  *
00029  * This file is part of the Contiki operating system.
00030  *
00031  */
00032 
00033 /**
00034  * \file
00035  *      Coffee architecture-dependent header for the ESB platform.
00036  * \author
00037  *      Nicolas Tsiftes <nvt@sics.se>
00038  *      Niclas Finne <nfi@sics.se>
00039  */
00040 
00041 #ifndef CFS_COFFEE_ARCH_H
00042 #define CFS_COFFEE_ARCH_H
00043 
00044 #include "contiki-conf.h"
00045 #include "dev/eeprom.h"
00046 
00047 #define COFFEE_SECTOR_SIZE              1024UL
00048 #define COFFEE_PAGE_SIZE                64UL
00049 #define COFFEE_START                    COFFEE_SECTOR_SIZE
00050 #define COFFEE_SIZE                     (32 * 1024U - COFFEE_START)
00051 #define COFFEE_NAME_LENGTH              16
00052 #define COFFEE_MAX_OPEN_FILES           2
00053 #define COFFEE_FD_SET_SIZE              2
00054 #define COFFEE_LOG_TABLE_LIMIT          16
00055 #define COFFEE_DYN_SIZE                 1024
00056 #define COFFEE_LOG_SIZE                 256
00057 
00058 #define COFFEE_MICRO_LOGS               0
00059 
00060 #if COFFEE_START < CFS_EEPROM_CONF_OFFSET
00061 #error COFFEE_START must be at least as large as CFS_EEPROM_CONF_OFFSET
00062 #error Change in cfs-coffee-arch.h
00063 #endif /* COFFEE_START < CFS_EEPROM_CONF_OFFSET */
00064 
00065 #define COFFEE_WRITE(buf, size, offset)                         \
00066                 eeprom_write(COFFEE_START + (offset), (unsigned char *)(buf), (size))
00067 
00068 #define COFFEE_READ(buf, size, offset)                          \
00069                 eeprom_read(COFFEE_START + (offset), (unsigned char *)(buf), (size))
00070 
00071 #define COFFEE_ERASE(sector) cfs_coffee_arch_erase(sector)
00072 
00073 void cfs_coffee_arch_erase(uint16_t sector);
00074 
00075 typedef int16_t coffee_page_t;
00076 
00077 #endif /* !COFFEE_ARCH_H */

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