1 /*
2 * Copyright (C) 2015-2020 Alibaba Group Holding Limited
3 */
4
5 #include "aos/hal/nor.h"
6
7
8 /**
9 * Initialises a nor flash interface
10 *
11 * @param[in] nor the interface which should be initialised
12 *
13 * @return 0 : on success, EIO : if an error occurred with any step
14 */
hal_nor_init(nor_dev_t * nor)15 int32_t hal_nor_init(nor_dev_t *nor)
16 {
17 return 0;
18 }
19
20 /**
21 * Deinitialises a nor flash interface
22 *
23 * @param[in] nand the interface which should be initialised
24 *
25 * @return 0 : on success, EIO : if an error occurred with any step
26 */
hal_nor_finalize(nor_dev_t * nor)27 int32_t hal_nor_finalize(nor_dev_t *nor)
28 {
29 return 0;
30 }
31
32 /**
33 * Read data from NOR memory
34 *
35 * @param[in] nor the interface which should be initialised
36 * @param[out] data pointer to the buffer which will store incoming data
37 * @param[in] addr nor memory address
38 * @param[in] len the number of bytes to read
39 *
40 * @return 0 : on success, EIO : if an error occurred with any step
41 */
hal_nor_read(nor_dev_t * nor,uint32_t * addr,uint8_t * data,uint32_t len)42 int32_t hal_nor_read(nor_dev_t *nor, uint32_t *addr, uint8_t *data, uint32_t len)
43 {
44 return 0;
45 }
46
47
48 /**
49 * Write data to NOR memory
50 *
51 * @param[in] nor the interface which should be initialised
52 * @param[in] data pointer to source buffer to write
53 * @param[in] addr nor memory address
54 * @param[in] len the number of bytes to write
55 *
56 * @return 0 : on success, EIO : if an error occurred with any step
57 */
hal_nor_write(nor_dev_t * nor,uint32_t * addr,uint8_t * data,uint32_t len)58 int32_t hal_nor_write(nor_dev_t *nor, uint32_t *addr, uint8_t *data, uint32_t len)
59 {
60 return 0;
61 }
62
63 /*
64 * Erase the blocks of the NOR memory
65 *
66 * @param[in] nor the interface which should be initialised
67 * @param[in] addr nor memory address
68 * @param[in] block_count the number of block to erase
69 *
70 * @return 0 : on success, EIO : if an error occurred with any step
71 */
hal_nor_erase_block(nor_dev_t * nor,uint32_t * addr,uint32_t block_count)72 int32_t hal_nor_erase_block(nor_dev_t *nor, uint32_t *addr, uint32_t block_count)
73 {
74 return 0;
75 }
76
77 /*
78 * Erase the entire NOR chip
79 *
80 * @param[in] nor the interface which should be initialised
81 * @param[in] addr nor memory address
82 *
83 * @return 0 : on success, EIO : if an error occurred with any step
84 */
hal_nor_erase_chip(nor_dev_t * nor,uint32_t * addr)85 int32_t hal_nor_erase_chip(nor_dev_t *nor, uint32_t *addr)
86 {
87 return 0;
88 }
89
90