Contiki 2.5
cfs-coffee-arch.h
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1 /*
2  * Copyright (c) 2008, Swedish Institute of Computer Science
3  * All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions
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9  * notice, this list of conditions and the following disclaimer.
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11  * notice, this list of conditions and the following disclaimer in the
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13  * 3. Neither the name of the Institute nor the names of its contributors
14  * may be used to endorse or promote products derived from this software
15  * without specific prior written permission.
16  *
17  * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
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19  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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28  *
29  * This file is part of the Contiki operating system.
30  *
31  */
32 
33 /**
34  * \file
35  * Coffee architecture-dependent header for the Tmote Sky platform.
36  * \author
37  * Nicolas Tsiftes <nvt@sics.se>
38  */
39 
40 #ifndef CFS_COFFEE_ARCH_H
41 #define CFS_COFFEE_ARCH_H
42 
43 #include "contiki-conf.h"
44 #include "dev/xmem.h"
45 
46 /* Coffee configuration parameters. */
47 #define COFFEE_SECTOR_SIZE 65536UL
48 #define COFFEE_PAGE_SIZE 256UL
49 #define COFFEE_START COFFEE_SECTOR_SIZE
50 #define COFFEE_SIZE (1024UL * 1024UL - COFFEE_START)
51 #define COFFEE_NAME_LENGTH 16
52 #define COFFEE_MAX_OPEN_FILES 6
53 #define COFFEE_FD_SET_SIZE 8
54 #define COFFEE_LOG_TABLE_LIMIT 256
55 #define COFFEE_DYN_SIZE 4*1024
56 #define COFFEE_LOG_SIZE 1024
57 
58 #define COFFEE_IO_SEMANTICS 1
59 #define COFFEE_APPEND_ONLY 0
60 #define COFFEE_MICRO_LOGS 1
61 
62 /* Flash operations. */
63 #define COFFEE_WRITE(buf, size, offset) \
64  xmem_pwrite((char *)(buf), (size), COFFEE_START + (offset))
65 
66 #define COFFEE_READ(buf, size, offset) \
67  xmem_pread((char *)(buf), (size), COFFEE_START + (offset))
68 
69 #define COFFEE_ERASE(sector) \
70  xmem_erase(COFFEE_SECTOR_SIZE, COFFEE_START + (sector) * COFFEE_SECTOR_SIZE)
71 
72 /* Coffee types. */
73 typedef int16_t coffee_page_t;
74 
75 #endif /* !COFFEE_ARCH_H */