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
|
/*
* Copyright (C) 2017-2024 Alibaba Group Holding Limited
*
* SPDX-License-Identifier: Apache-2.0
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
/******************************************************************************
* @file drv/efuse.h
* @brief Header File for EFUSE Driver
* @version V1.0
* @date 22. Mar 2020
* @model efuse
******************************************************************************/
#ifndef _DEV_EFUSEC_H_
#define _DEV_EFUSEC_H_
#include <stdint.h>
#include <drv/common.h>
#ifdef __cplusplus
extern "C" {
#endif
typedef struct {
uint32_t start; ///< Efuse start address
uint32_t end; ///< Efuse end address
uint32_t size; ///< Efuse size
} csi_efuse_info_t;
typedef struct {
csi_dev_t dev;
csi_efuse_info_t info;
} csi_efuse_t;
/**
\brief Initialize EFUSEC Interface. 1. Initializes the resources needed for the EFUSEC interface
\param[in] idx Device id
\return Error code
*/
csi_error_t csi_efuse_init(csi_efuse_t *efuse, int32_t idx);
/**
\brief De-initialize EFUSEC Interface. stops operation and releases the software resources used by the interface
\param[in] efuse Efuse efuse to operate.
\return None
*/
void csi_efuse_uninit(csi_efuse_t *efuse);
/**
\brief Read data from Efuse.
\param[in] efuse Efuse handle to operate.
\param[in] addr Data address.
\param[out] data Pointer to a buffer storing the data read from Efuse.
\param[in] size Number of data items to read.
\return Number of data items read or error code
*/
int32_t csi_efuse_read(csi_efuse_t *efuse, uint32_t addr, void *data, uint32_t size);
/**
\brief Program data to Efuse.
\param[in] efuse Efuse handle to operate.
\param[in] addr Data address.
\param[in] data Pointer to a buffer containing the data to be programmed to Efuse.
\param[in] cnt Number of data items to program.
\return number of data items programmed or error code
*/
int32_t csi_efuse_program(csi_efuse_t *efuse, uint32_t addr, const void *data, uint32_t size);
/**
\brief Get Efuse information.
\param[in] efuse Efuse handle to operate.
\param[out] info Efuse info \refs csi_efuse_info_t.
\return Error code
*/
csi_error_t csi_efuse_get_info(csi_efuse_t *efuse, csi_efuse_info_t *info);
#ifdef __cplusplus
}
#endif
#endif /* _CSI_EFUSEC_H_ */
|
