blob: 00488db1c8c49b1fdfd75a0066a8c38acd0738dc (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
|
/*
Managed Flash Storage - Copyright (C) 2016 Giovanni Di Sirio
This file is part of ChibiOS.
ChibiOS is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
ChibiOS is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
/**
* @file mfs.c
* @brief Managed Flash Storage module code.
*
* @addtogroup mfs
* @{
*/
#include "hal.h"
#include "mfs.h"
/*===========================================================================*/
/* Driver local definitions. */
/*===========================================================================*/
#define MFS_BANK_MAGIC1 0x35A1EC13
#define MFS_BANK_MAGIC2 0x0FE14991
#define MFS_HEADER_MAGIC 0x1AC7002E
/*===========================================================================*/
/* Driver exported variables. */
/*===========================================================================*/
/*===========================================================================*/
/* Driver local variables and types. */
/*===========================================================================*/
/*===========================================================================*/
/* Driver local functions. */
/*===========================================================================*/
/*===========================================================================*/
/* Driver exported functions. */
/*===========================================================================*/
/**
* @brief Initializes an instance.
*
* @param[out] devp pointer to the @p MFSDriver object
*
* @init
*/
void mfsObjectInit(MFSDriver *devp) {
osalDbgCheck(devp != NULL);
devp->state = MFS_STOP;
devp->config = NULL;
}
/**
* @brief Configures and activates a MFS driver.
*
* @param[in] devp pointer to the @p MFSDriver object
* @param[in] config pointer to the configuration
*
* @api
*/
void mfsStart(MFSDriver *devp, const MFSConfig *config) {
osalDbgCheck((devp != NULL) && (config != NULL));
osalDbgAssert(devp->state != MFS_UNINIT, "invalid state");
if (devp->state == MFS_STOP) {
devp->state = MFS_READY;
}
}
/**
* @brief Deactivates a MFS driver.
*
* @param[in] devp pointer to the @p MFSDriver object
*
* @api
*/
void mfsStop(MFSDriver *devp) {
osalDbgCheck(devp != NULL);
osalDbgAssert(devp->state != MFS_UNINIT, "invalid state");
if (devp->state != MFS_STOP) {
devp->state = MFS_STOP;
}
}
/** @} */
|