core.h

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#ifndef __CORE_H__
#define __CORE_H__
 
#include <stdint.h>
#include <aurora.h>
 
/* core system with all device driver registration
 * and data structures 
 */
 
#define BORDOISILA_DRIVER_RES_CLK       0
#define BORDOISILA_DRIVER_RES_GATE      1
#define BORDOISILA_DRIVER_RES_POWER     2
#define BORDOISILA_DRIVER_RES_REGULATOR 3
#define BORDOISILA_DRIVER_RES_PIN       4
#define BORDOISILA_DRIVER_RES_BUS       5
 
#define BORDOISILA_DRIVER_ALREADY_REGISTERED -2
 
typedef struct _bordoisila_drvcore_res_ {
    const char* name;
    uint8_t res_type;
    void* data;
    int ref_count;
    bool is_running;
    struct _bordoisila_drvcore_res_* next;
}BordoisilaDriverResource;
 
#define B_DRIVER_STATE_PROBED  0
#define B_DRIVER_STATE_FAILED  1
#define B_DRIVER_STATE_UNBOUND 2
 
enum driver_type {
    BORDOISILA_DRIVER_NORMAL,
    BORDOISILA_DRIVER_BUS_I2C,
    BORDOISILA_DRIVER_BUS_SPI,
    BORDOISILA_DRIVER_BUS_USB,
};
 
 
typedef struct _bordoisila_driver_ {
    const char* name;
    const char* compat; //match list in DT/acpi bindings
    BordoisilaDriverResource* resources;
    int num_resource;
    enum driver_type type;
 
    /* Ops*/
    int (*scan)(struct _bordoisila_driver_* dev);
    int (*probe)(struct _bordoisila_driver_* dev);
    int (*remove)(struct _bordoisila_driver_* dev);
    int (*suspend)(struct _bordoisila_driver_* dev);
    int (*resume)(struct _bordoisila_driver_* dev);
 
    void* priv;
    uint8_t driver_state;
    int refcount;
    struct _bordoisila_driver_* parent;
    struct _bordoisila_driver_* next;
}BordoisilaDriver;
 
 
AU_EXTERN AU_EXPORT int BordoisilaDriverRegister(BordoisilaDriver* driver);
 
AU_EXTERN AU_EXPORT BordoisilaDriver* BordoisilaGetDriverByCompat(char* compat);
 
AU_EXTERN AU_EXPORT BordoisilaDriver* BordoisilaGetDriverByName(char* name);
 
extern void BordoisilaDriverProbeAll();
 
AU_EXTERN AU_EXPORT int BordoisilaDriverScan(BordoisilaDriver* driver);
 
AU_EXTERN AU_EXPORT int BordoisilaDriverProbe(BordoisilaDriver* driver);
 
AU_EXTERN AU_EXPORT int BordoisilaDriverRemove(BordoisilaDriver* driver);
 
AU_EXTERN AU_EXPORT int BordoisilaDriverSuspend(BordoisilaDriver* driver);
 
AU_EXTERN AU_EXPORT int BordoisilaDriverResume(BordoisilaDriver* driver);
 
 
#endif