device.h

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#ifndef DEVICE_H
#define DEVICE_H
 
#include "FrameConfig.h"
 
 
#ifdef CONFIG_USE_DEVICE
 
typedef enum device_port_type
{
    Device_GPIO = 0,                
    Device_PWM,                     
    Device_UART,                    
    Device_I2C,                     
    Device_I2S,                     
    Device_SPI,                     
    Device_CAN,                     
    Device_1WIRE,                   
    Device_others,                  
    Device_MAX                      
} device_port_type_e;
 
typedef enum device_flag
{
    Device_read_only    = 1,     
    Device_write_only,           
    Device_rd_and_wr             
} device_flag_e;
 
 
typedef struct device
{
    char                name[NAME_MAX];     
    uint8_t             id;                 
    uint8_t             port_type;          
    uint8_t             device_flag;        
    uint8_t             device_status;      
    void*               data_buf;           
    /* 通用控制接口 */
    int32_t  (*init)(struct device *dev, void* arg);                            
    int32_t  (*deinit)(struct device *dev, void *args);                         
    int32_t  (*open)(struct device *dev);                                       
    int32_t  (*close)(struct device *dev);                                      
    size_t   (*read)(struct device *dev, void *buf, size_t size);               
    size_t   (*write)(struct device *dev, const void *buf, size_t size);        
    int32_t  (*control)(struct device *dev, int cmd, void *args);               
    /* 事件处理函数 */
    int32_t (*error_handler)(struct device *dev, uint8_t err_type);             
    int32_t (*write_finish)(struct device *dev, void* data);                    
    int32_t (*read_finish)(struct device *dev, void* data);                     
    int32_t (*on_open)(struct device *dev, void* data);                         
    int32_t (*on_close)(struct device *dev, void* data);                        
} device_t;
typedef device_t * device_p;
 
 
int32_t device_manager_init();
 
int32_t device_register(device_t * dev);
 
int32_t device_unregister(device_t* dev);
 
int32_t device_init(device_t* dev, void* args);
 
int32_t device_deinit(device_t* dev, void* args)
 
 
int32_t device_open(device_t* dev);
 
int32_t device_close(device_t* dev);
 
size_t device_read(device_t* dev, void *buf, size_t size);
 
size_t device_write(device_t* dev, const void *buf, size_t size);
 
int32_t device_control(device_t* dev, int cmd, void *arg);
 
 
#endif // CONFIG_USE_DEVICE
 
 
#endif