amiro-os / core / inc / aos_types.h @ c53ef0b1
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1 | e545e620 | Thomas Schöpping | /*
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2 | AMiRo-OS is an operating system designed for the Autonomous Mini Robot (AMiRo) platform.
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3 | 84f0ce9e | Thomas Schöpping | Copyright (C) 2016..2019 Thomas Schöpping et al.
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4 | e545e620 | Thomas Schöpping | |
5 | This program is free software: you can redistribute it and/or modify
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6 | it under the terms of the GNU General Public License as published by
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7 | the Free Software Foundation, either version 3 of the License, or
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8 | (at your option) any later version.
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9 | |||
10 | This program is distributed in the hope that it will be useful,
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11 | but WITHOUT ANY WARRANTY; without even the implied warranty of
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12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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13 | GNU General Public License for more details.
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14 | |||
15 | You should have received a copy of the GNU General Public License
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16 | along with this program. If not, see <http://www.gnu.org/licenses/>.
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17 | */
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18 | |||
19 | 53710ca3 | Marc Rothmann | /**
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20 | * @file aos_types.h
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21 | * @brief Data types used throughout AMiRo-OS
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22 | *
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23 | * @addtogroup aos_types
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24 | * @{
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25 | */
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26 | |||
27 | 6ff06bbf | Thomas Schöpping | #ifndef AMIROOS_TYPES_H
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28 | #define AMIROOS_TYPES_H
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29 | e545e620 | Thomas Schöpping | |
30 | 3940ba8a | Thomas Schöpping | #include <amiroos.h> |
31 | 27286ba5 | Thomas Schöpping | |
32 | f3ac1c96 | Thomas Schöpping | /******************************************************************************/
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33 | /* CONSTANTS */
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34 | /******************************************************************************/
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35 | |||
36 | /******************************************************************************/
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37 | /* SETTINGS */
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38 | /******************************************************************************/
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39 | |||
40 | /******************************************************************************/
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41 | /* CHECKS */
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42 | /******************************************************************************/
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43 | |||
44 | /******************************************************************************/
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45 | /* DATA STRUCTURES AND TYPES */
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46 | /******************************************************************************/
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47 | dada2194 | Thomas Schöpping | |
48 | /**
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49 | c53ef0b1 | Thomas Schöpping | * @brief Status type generally used in AMiRo-OS.
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50 | * @details By definition, the most significant bit (MSB) indicates whether an error occurred (e.g. the function call failed).
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51 | * All other bits can be used to specify the issue in more detail.
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52 | * If the MSB is unset, all other bits can still be used to indicate and specify non-critical warnings.
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53 | * As a result, a value of 0 (no bit set) indicates a flawles success.
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54 | e545e620 | Thomas Schöpping | */
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55 | 916f8d28 | Thomas Schöpping | typedef uint8_t aos_status_t;
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56 | e545e620 | Thomas Schöpping | |
57 | 916f8d28 | Thomas Schöpping | /**
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58 | * @brief Success: no error or warning occurred.
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59 | */
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60 | #define AOS_OK ((aos_status_t)0x00u) |
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61 | |||
62 | /**
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63 | * @brief Success: no error or warning occurred.
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64 | */
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65 | c53ef0b1 | Thomas Schöpping | #define AOS_SUCCESS AOS_OK
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66 | 916f8d28 | Thomas Schöpping | |
67 | /**
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68 | * @brief Some unspecified waring occurred.
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69 | */
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70 | #define AOS_WARNING ((aos_status_t)0x01u) |
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71 | |||
72 | /**
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73 | * @brief Invalid arguments detected.
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74 | */
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75 | #define AOS_INVALIDARGUMENTS ((aos_status_t)0x02u) |
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76 | |||
77 | /**
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78 | * @brief An error occurred.
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79 | */
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80 | c53ef0b1 | Thomas Schöpping | #define AOS_ERROR ((aos_status_t)(1 << ((sizeof(aos_status_t) * 8) - 1))) |
81 | 916f8d28 | Thomas Schöpping | |
82 | /**
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83 | * @brief An error occurred.
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84 | */
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85 | c53ef0b1 | Thomas Schöpping | #define AOS_FAILURE AOS_ERROR
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86 | 53710ca3 | Marc Rothmann | |
87 | f3ac1c96 | Thomas Schöpping | /******************************************************************************/
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88 | /* MACROS */
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89 | /******************************************************************************/
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90 | |||
91 | /**
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92 | * @brief Converts a GPIO pad number to a unique event flag.
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93 | */
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94 | cda14729 | Thomas Schöpping | #define AOS_GPIOEVENT_FLAG(pad) ((eventflags_t)1 << pad) |
95 | f3ac1c96 | Thomas Schöpping | |
96 | /******************************************************************************/
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97 | /* EXTERN DECLARATIONS */
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98 | /******************************************************************************/
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99 | |||
100 | /******************************************************************************/
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101 | /* INLINE FUNCTIONS */
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102 | /******************************************************************************/
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103 | |||
104 | 6ff06bbf | Thomas Schöpping | #endif /* AMIROOS_TYPES_H */ |
105 | f3ac1c96 | Thomas Schöpping | |
106 | 53710ca3 | Marc Rothmann | /** @} */ |