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comparison fat_config.h @ 19:5f9a40d6991b

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Import SD handling from http://www.roland-riegel.de/sd-reader/index.html Use smaller build options
author Matt Johnston <matt@ucc.asn.au>
date Tue, 25 Jun 2013 13:55:11 +0800
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18:021e6e0006f4 19:5f9a40d6991b
1
2 /*
3 * Copyright (c) 2006-2012 by Roland Riegel <[email protected]>
4 *
5 * This file is free software; you can redistribute it and/or modify
6 * it under the terms of either the GNU General Public License version 2
7 * or the GNU Lesser General Public License version 2.1, both as
8 * published by the Free Software Foundation.
9 */
10
11 #ifndef FAT_CONFIG_H
12 #define FAT_CONFIG_H
13
14 #include <stdint.h>
15 #include "sd_raw_config.h"
16
17 #ifdef __cplusplus
18 extern "C"
19 {
20 #endif
21
22 /**
23 * \addtogroup fat
24 *
25 * @{
26 */
27 /**
28 * \file
29 * FAT configuration (license: GPLv2 or LGPLv2.1)
30 */
31
32 /**
33 * \ingroup fat_config
34 * Controls FAT write support.
35 *
36 * Set to 1 to enable FAT write support, set to 0 to disable it.
37 */
38 #define FAT_WRITE_SUPPORT SD_RAW_WRITE_SUPPORT
39
40 /**
41 * \ingroup fat_config
42 * Controls FAT long filename (LFN) support.
43 *
44 * Set to 1 to enable LFN support, set to 0 to disable it.
45 */
46 #define FAT_LFN_SUPPORT 0
47
48 /**
49 * \ingroup fat_config
50 * Controls FAT date and time support.
51 *
52 * Set to 1 to enable FAT date and time stamping support.
53 */
54 #define FAT_DATETIME_SUPPORT 0
55
56 /**
57 * \ingroup fat_config
58 * Controls FAT32 support.
59 *
60 * Set to 1 to enable FAT32 support.
61 */
62 #define FAT_FAT32_SUPPORT SD_RAW_SDHC
63
64 /**
65 * \ingroup fat_config
66 * Controls updates of directory entries.
67 *
68 * Set to 1 to delay directory entry updates until the file is closed.
69 * This can boost performance significantly, but may cause data loss
70 * if the file is not properly closed.
71 */
72 #define FAT_DELAY_DIRENTRY_UPDATE 0
73
74 /**
75 * \ingroup fat_config
76 * Determines the function used for retrieving current date and time.
77 *
78 * Define this to the function call which shall be used to retrieve
79 * current date and time.
80 *
81 * \note Used only when FAT_DATETIME_SUPPORT is 1.
82 *
83 * \param[out] year Pointer to a \c uint16_t which receives the current year.
84 * \param[out] month Pointer to a \c uint8_t which receives the current month.
85 * \param[out] day Pointer to a \c uint8_t which receives the current day.
86 * \param[out] hour Pointer to a \c uint8_t which receives the current hour.
87 * \param[out] min Pointer to a \c uint8_t which receives the current minute.
88 * \param[out] sec Pointer to a \c uint8_t which receives the current sec.
89 */
90 #define fat_get_datetime(year, month, day, hour, min, sec) \
91 get_datetime(year, month, day, hour, min, sec)
92 /* forward declaration for the above */
93 void get_datetime(uint16_t* year, uint8_t* month, uint8_t* day, uint8_t* hour, uint8_t* min, uint8_t* sec);
94
95 /**
96 * \ingroup fat_config
97 * Maximum number of filesystem handles.
98 */
99 #define FAT_FS_COUNT 1
100
101 /**
102 * \ingroup fat_config
103 * Maximum number of file handles.
104 */
105 #define FAT_FILE_COUNT 1
106
107 /**
108 * \ingroup fat_config
109 * Maximum number of directory handles.
110 */
111 #define FAT_DIR_COUNT 1
112
113 /**
114 * @}
115 */
116
117 #if FAT_FAT32_SUPPORT
118 typedef uint32_t cluster_t;
119 #else
120 typedef uint16_t cluster_t;
121 #endif
122
123 #ifdef __cplusplus
124 }
125 #endif
126
127 #endif
128