usr/src/boot/sys/boot/uboot/lib/libuboot.h

   1 /*
   2  * Copyright (C) 2000 Benno Rice.
   3  * Copyright (C) 2007 Semihalf, Rafal Jaworowski <raj@semihalf.com>
   4  * All rights reserved.
   5  *
   6  * Redistribution and use in source and binary forms, with or without
   7  * modification, are permitted provided that the following conditions
   8  * are met:
   9  * 1. Redistributions of source code must retain the above copyright
  10  *    notice, this list of conditions and the following disclaimer.
  11  * 2. Redistributions in binary form must reproduce the above copyright
  12  *    notice, this list of conditions and the following disclaimer in the
  13  *    documentation and/or other materials provided with the distribution.
  14  *
  15  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
  16  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  17  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  18  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
  19  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  20  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  21  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  22  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  23  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  24  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  25  * SUCH DAMAGE.
  26  *
  27  * $FreeBSD$
  28  */
  29
  30 /* Note: Must match the 'struct devdesc' in stand.h */
  31 struct uboot_devdesc {
  32         struct devdesc  dd;
  33         union {
  34                 struct {
  35                         int     slice;
  36                         int     partition;
  37                         off_t   offset;
  38                 } disk;
  39         } d_kind;
  40 };
  41
  42 #define d_disk d_kind.disk
  43
  44 /*
  45  * Default network packet alignment in memory
  46  */
  47 #define PKTALIGN        32
  48
  49 int uboot_getdev(void **vdev, const char *devspec, const char **path);
  50 char *uboot_fmtdev(void *vdev);
  51 int uboot_setcurrdev(struct env_var *ev, int flags, const void *value);
  52
  53 extern int devs_no;
  54 extern struct netif_driver uboot_net;
  55 extern struct devsw uboot_storage;
  56
  57 extern uintptr_t uboot_heap_start;
  58 extern uintptr_t uboot_heap_end;
  59
  60 uint64_t uboot_loadaddr(u_int type, void *data, uint64_t addr);
  61 ssize_t uboot_copyin(const void *src, vm_offset_t dest, const size_t len);
  62 ssize_t uboot_copyout(const vm_offset_t src, void *dest, const size_t len);
  63 ssize_t uboot_readin(const int fd, vm_offset_t dest, const size_t len);
  64 extern int uboot_autoload(void);
  65
  66 struct preloaded_file;
  67 struct file_format;
  68
  69 extern struct file_format uboot_elf;
  70
  71 void reboot(void);
  72
  73 int uboot_diskgetunit(int type, int type_unit);
  74