ofw/libofw/libofw.h

/*-
 * Copyright (C) 2000 Benno Rice.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY Benno Rice ``AS IS'' AND ANY EXPRESS OR
 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
 * IN NO EVENT SHALL TOOLS GMBH BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *
 * $FreeBSD$
 */

#include "openfirm.h"

/* Note: Must match the 'struct devdesc' in bootstrap.h */
struct ofw_devdesc {
    struct devsw    *d_dev;
    int     d_type;
    int     d_unit;
    ihandle_t   d_handle;
    union {
        char            d_path[256];
        struct {
            uint64_t    pool_guid;
            uint64_t    root_guid;
        };
    };
};

extern int  ofw_getdev(void **vdev, const char *devspec, const char **path);
extern ev_sethook_t ofw_setcurrdev;

extern struct devsw     ofwdisk;
extern struct netif_driver  ofwnet;

int ofwn_getunit(const char *);

ssize_t ofw_copyin(const void *src, vm_offset_t dest, const size_t len);
ssize_t ofw_copyout(const vm_offset_t src, void *dest, const size_t len);
ssize_t ofw_readin(const int fd, vm_offset_t dest, const size_t len);

extern int  ofw_boot(void);
extern int  ofw_autoload(void);

void    ofw_memmap(int);
void    *ofw_alloc_heap(unsigned int);
void    ofw_release_heap(void);

struct preloaded_file;
struct file_format;

int ofw_elf_loadfile(char *, vm_offset_t, struct preloaded_file **);
int ofw_elf_exec(struct preloaded_file *);

extern struct file_format   ofw_elf;
#ifdef __powerpc__
extern struct file_format   ofw_elf64;
#endif

extern void reboot(void);

struct ofw_reg
{
    cell_t      base;
    cell_t      size;
};

struct ofw_reg2
{
    cell_t      base_hi;
    cell_t      base_lo;
    cell_t      size;
};

extern int (*openfirmware)(void *);