/*
 * Copyright 2009, Colin Günther, coling@gmx.de. All Rights Reserved.
 * Copyright 2007, Axel Dörfler, axeld@pinc-software.de. All Rights Reserved.
 * Copyright 2007, Hugo Santos. All Rights Reserved.
 * Copyright 2004, Marcus Overhagen. All Rights Reserved.
 * Distributed under the terms of the MIT License.
 */
#ifndef SHARED_H_
#define SHARED_H_


#include <sys/bus.h>


#define MAX_DEVICES     8


struct ifnet;

struct device {
        struct device   *parent;
        struct device   *root;

        driver_t                *driver;
        struct list             children;

        uint32                  flags;

        char                    device_name[128];
        int                             unit;
        char                    nameunit[64];
        const char              *description;
        void                    *softc;
        void                    *ivars;

        struct {
                void* (*device_register)(device_t dev);
                int (*device_probe)(device_t dev);
                int (*device_attach)(device_t dev);
                int (*device_detach)(device_t dev);
                int (*device_suspend)(device_t dev);
                int (*device_resume)(device_t dev);
                void (*device_shutdown)(device_t dev);

                int (*miibus_readreg)(device_t, int, int);
                int (*miibus_writereg)(device_t, int, int, int);
                void (*miibus_statchg)(device_t);
                void (*miibus_linkchg)(device_t);
                void (*miibus_mediainit)(device_t);

                int (*bus_child_location_str)(device_t dev, device_t child,
                        char *buf, size_t buflen);
                int (*bus_child_pnpinfo_str)(device_t dev, device_t child,
                        char *buf, size_t buflen);
                void (*bus_hinted_child)(device_t dev, const char *name, int unit);
                int (*bus_print_child)(device_t dev, device_t child);
                int (*bus_read_ivar)(device_t dev, device_t child, int which,
                    uintptr_t *result);
                bus_dma_tag_t (*bus_get_dma_tag)(device_t dev);
        } methods;

        struct list_link link;
};


extern const char *gDeviceNameList[];
extern struct ifnet *gDevices[];
extern int32 gDeviceCount;

#endif /* SHARED_H_ */