316 lines
13 KiB
C
316 lines
13 KiB
C
/*
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* @copyright (c) 2023, MR Development Team
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*
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* @license SPDX-License-Identifier: Apache-2.0
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*
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* @date 2023-10-18 MacRsh First version
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*/
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#ifndef _MR_DEF_H_
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#define _MR_DEF_H_
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#include <stdint.h>
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#include <stdarg.h>
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#include <stdlib.h>
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#include <string.h>
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#include <stdio.h>
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#include "mr_config.h"
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#ifdef __cplusplus
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extern "C" {
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#endif /* __cplusplus */
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/**
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* @brief MR version.
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*/
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#define MR_VERSION "0.0.6"
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/**
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* @brief Compiler related.
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*/
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#if defined(__ARMCC_VERSION)
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#define MR_SECTION(x) __attribute__((section(x)))
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#define MR_USED __attribute__((used))
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#define MR_WEAK __attribute__((weak))
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#define MR_INLINE static __inline
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#elif defined (__IAR_SYSTEMS_ICC__)
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#define MR_SECTION(x) @ x
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#define MR_USED __root
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#define MR_WEAK __weak
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#define MR_INLINE static inline
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#elif defined (__GNUC__)
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#define MR_SECTION(x) __attribute__((section(x)))
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#define MR_USED __attribute__((used))
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#define MR_WEAK __attribute__((weak))
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#define MR_INLINE static __inline
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#elif defined (__ADSPBLACKFIN__)
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#define MR_SECTION(x) __attribute__((section(x)))
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#define MR_USED __attribute__((used))
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#define MR_WEAK __attribute__((weak))
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#define MR_INLINE static inline
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#elif defined (_MSC_VER)
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#define MR_SECTION(x)
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#define MR_USED
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#define MR_WEAK
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#define MR_INLINE static __inline
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#elif defined (__TASKING__)
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#define MR_SECTION(x) __attribute__((section(x)))
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#define MR_USED __attribute__((used, protect))
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#define MR_WEAK __attribute__((weak))
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#define MR_INLINE static inline
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#endif /* __ARMCC_VERSION */
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typedef int (*mr_init_fn_t)(void);
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/**
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* @brief Exports an auto initialization function.
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*/
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#define MR_INIT_EXPORT(fn, level) \
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MR_USED const mr_init_fn_t _mr_auto_init_##fn MR_SECTION(".auto_init."level) = fn
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/**
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* @brief Exports a board auto initialization function.
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*/
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#define MR_BOARD_EXPORT(fn) MR_INIT_EXPORT(fn, "1")
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/**
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* @brief Exports a driver auto initialization function.
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*/
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#define MR_DRV_EXPORT(fn) MR_INIT_EXPORT(fn, "2")
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/**
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* @brief Exports a device auto initialization function.
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*/
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#define MR_DEV_EXPORT(fn) MR_INIT_EXPORT(fn, "3")
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/**
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* @brief Exports a app auto initialization function.
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*/
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#define MR_APP_EXPORT(fn) MR_INIT_EXPORT(fn, "4")
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/**
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* @brief Error code.
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*/
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#define MR_EOK (0) /**< No error */
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#define MR_ENOMEM (-1) /**< No enough memory */
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#define MR_EIO (-2) /**< I/O error */
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#define MR_ENOTFOUND (-3) /**< Not found */
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#define MR_EBUSY (-4) /**< Resource busy */
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#define MR_EEXIST (-5) /**< Exists */
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#define MR_ENOTSUP (-6) /**< Operation not supported */
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#define MR_EINVAL (-7) /**< Invalid argument */
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/**
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* @brief Null pointer.
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*/
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#define MR_NULL ((void *)0)
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/**
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* @brief Disable/enable.
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*/
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#define MR_DISABLE (0) /**< Disable */
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#define MR_ENABLE (1) /**< Enable */
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/**
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* @brief True/false.
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*/
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#define MR_FALSE (0) /**< False */
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#define MR_TRUE (1) /**< True */
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/**
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* @brief Double linked list structure.
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*/
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struct mr_list
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{
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struct mr_list *next; /**< Point to next node */
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struct mr_list *prev; /**< Point to prev node */
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};
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/**
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* @brief Ring buffer structure.
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*/
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struct mr_ringbuf
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{
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uint8_t *buffer; /**< Buffer pool */
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uint16_t size; /**< Buffer pool size */
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uint16_t read_mirror: 1; /**< Read mirror flag */
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uint16_t write_mirror: 1; /**< Write mirror flag */
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uint16_t reserved: 14; /**< Reserved */
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uint16_t read_index; /**< Read index */
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uint16_t write_index; /**< Write index */
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};
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/**
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* @brief AVL tree structure.
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*/
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struct mr_avl
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{
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int32_t height; /**< Balance factor */
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uint32_t value; /**< Key-hold */
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struct mr_avl *left_child; /**< Point to left-child node */
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struct mr_avl *right_child; /**< Point to right-child node */
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};
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/**
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* @brief Driver types.
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*/
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enum mr_drv_type
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{
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Mr_Drv_Type_ADC, /**< ADC */
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Mr_Drv_Type_CAN, /**< CAN */
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Mr_Drv_Type_DAC, /**< DAC */
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Mr_Drv_Type_I2C, /**< I2C */
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Mr_Drv_Type_Pin, /**< PIN */
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Mr_Drv_Type_Serial, /**< SERIAL */
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Mr_Drv_Type_SPI, /**< SPI */
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Mr_Drv_Type_Timer, /**< Timer */
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};
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/**
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* @brief Driver structure.
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*/
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struct mr_drv
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{
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uint32_t type; /**< Driver type */
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void *ops; /**< Driver operations */
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void *data; /**< Driver data */
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};
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/**
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* @brief Device types.
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*/
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enum mr_dev_type
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{
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Mr_Dev_Type_ADC = Mr_Drv_Type_ADC, /**< ADC */
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Mr_Dev_Type_CAN = Mr_Drv_Type_CAN, /**< CAN */
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Mr_Dev_Type_DAC = Mr_Drv_Type_DAC, /**< DAC */
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Mr_Dev_Type_I2C = Mr_Drv_Type_I2C, /**< I2C */
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Mr_Dev_Type_Pin = Mr_Drv_Type_Pin, /**< PIN */
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Mr_Dev_Type_Serial = Mr_Drv_Type_Serial, /**< SERIAL */
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Mr_Dev_Type_SPI = Mr_Drv_Type_SPI, /**< SPI */
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Mr_Dev_Type_Timer = Mr_Drv_Type_Timer, /**< Timer */
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Mr_Dev_Type_Sensor, /**< Sensor */
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};
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struct mr_dev;
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/**
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* @brief Synchronous/asynchronous operation flag.
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*/
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#define MR_SYNC (0) /**< Synchronous */
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#define MR_ASYNC (1) /**< Asynchronous */
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/**
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* @brief Descriptor control command.
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*/
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#define MR_CTL_SET_OFFSET ((0x01|0x80) << 24) /**< Set offset */
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#define MR_CTL_SET_RD_CALL ((0x02|0x80) << 24) /**< Set read callback */
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#define MR_CTL_SET_WR_CALL ((0x03|0x80) << 24) /**< Set write callback */
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#define MR_CTL_SET_SLEEP ((0x04|0x80) << 24) /**< Set sleep */
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#define MR_CTL_SET_WAKEUP ((0x05|0x80) << 24) /**< Set wakeup */
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#define MR_CTL_SET_CONFIG ((0x06|0x80) << 24) /**< Set configuration */
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#define MR_CTL_SET_RD_BUFSZ ((0x07|0x80) << 24) /**< Set read buffer size */
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#define MR_CTL_SET_WR_BUFSZ ((0x08|0x80) << 24) /**< Set write buffer size */
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#define MR_CTL_GET_OFFSET ((0x01|0x00) << 24) /**< Get offset */
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#define MR_CTL_GET_RD_CALL ((0x02|0x00) << 24) /**< Get read callback */
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#define MR_CTL_GET_WR_CALL ((0x03|0x00) << 24) /**< Get write callback */
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#define MR_CTL_GET_SLEEP ((0x04|0x00) << 24) /**< Get sleep (reserved) */
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#define MR_CTL_GET_WAKEUP ((0x05|0x00) << 24) /**< Get wakeup (reserved) */
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#define MR_CTL_GET_CONFIG ((0x06|0x00) << 24) /**< Get configuration */
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#define MR_CTL_GET_RD_BUFSZ ((0x07|0x00) << 24) /**< Get read buffer size */
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#define MR_CTL_GET_WR_BUFSZ ((0x08|0x00) << 24) /**< Get write buffer size */
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/**
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* @brief ISR event.
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*/
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#define MR_ISR_RD ((0x01) << 24) /**< Read interrupt */
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#define MR_ISR_WR ((0x02) << 24) /**< Write interrupt */
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#define MR_ISR_MASK ((0xff) << 24) /**< Interrupt mask */
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/**
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* @brief Device operations structure.
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*/
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struct mr_dev_ops
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{
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int (*open)(struct mr_dev *dev);
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int (*close)(struct mr_dev *dev);
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ssize_t (*read)(struct mr_dev *dev, int off, void *buf, size_t size, int async);
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ssize_t (*write)(struct mr_dev *dev, int off, const void *buf, size_t size, int async);
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int (*ioctl)(struct mr_dev *dev, int off, int cmd, void *args);
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ssize_t (*isr)(struct mr_dev *dev, int event, void *args);
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};
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/**
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* @brief Magic number.
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*/
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#define MR_MAGIC_NUMBER (0xdeadbeef)
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/**
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* @brief Lock flags.
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*/
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#define MR_LFLAG_RD ((0x01) << 24) /**< Read lock */
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#define MR_LFLAG_WR ((0x02) << 24) /**< Write lock */
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#define MR_LFLAG_RDWR ((0x03) << 24) /**< Read/write lock */
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#define MR_LFLAG_NONBLOCK ((0x04) << 24) /**< Non-blocking lock */
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#define MR_LFLAG_SLEEP ((0x08) << 24) /**< Sleep lock */
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/**
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* @brief Open flags.
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*/
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#define MR_OFLAG_CLOSED (0) /**< Closed */
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#define MR_OFLAG_RDONLY ((0x01) << 24) /**< Read only */
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#define MR_OFLAG_WRONLY ((0x02) << 24) /**< Write only */
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#define MR_OFLAG_RDWR ((0x03) << 24) /**< Read/write */
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#define MR_OFLAG_NONBLOCK ((0x04) << 24) /**< Non-blocking */
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#define MR_OFLAG_DMA ((0x08) << 24) /**< DMA */
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/**
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* @brief Support flags.
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*/
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#define MR_SFLAG_NONRDWR MR_OFLAG_CLOSED /**< Non-read/write */
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#define MR_SFLAG_RDONLY MR_OFLAG_RDONLY /**< Read only */
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#define MR_SFLAG_WRONLY MR_OFLAG_WRONLY /**< Write only */
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#define MR_SFLAG_RDWR MR_OFLAG_RDWR /**< Read/write */
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#define MR_SFLAG_NONBLOCK MR_OFLAG_NONBLOCK /**< Non-blocking */
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#define MR_SFLAG_DMA MR_OFLAG_DMA /**< DMA */
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#define MR_SFLAG_NONDRV ((0x10) << 24) /**< Non-driver */
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#define MR_SFLAG_ONLY ((0x20) << 24) /**< Only */
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/**
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* @brief Device structure.
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*/
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struct mr_dev
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{
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uint32_t magic; /**< Magic number */
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#ifndef MR_CFG_NAME_MAX
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#define MR_CFG_NAME_MAX (8)
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#endif /* MR_CFG_NAME_MAX */
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char name[MR_CFG_NAME_MAX]; /**< Name */
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struct mr_list list; /**< List */
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struct mr_list slist; /**< Slave list */
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void *link; /**< Link */
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uint32_t type; /**< Device type */
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size_t ref_count; /**< Reference count */
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#ifdef MR_USING_RDWR_CTL
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uint32_t sflags; /**< Support flags */
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volatile uint32_t lflags; /**< Lock flags */
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#endif /* MR_USING_RDWR_CTL */
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struct
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{
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int desc; /**< Device descriptor */
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int (*call)(int desc, void *args); /**< Callback function */
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} rd_call, wr_call; /**< Read/write callback */
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const struct mr_dev_ops *ops; /**< Device operations */
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const struct mr_drv *drv; /**< Driver */
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};
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#ifdef __cplusplus
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}
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#endif /* __cplusplus */
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#endif /* _MR_DEF_H_ */
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