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
  28 struct uboot_devdesc {
  29         struct devdesc  dd;     /* Must be first. */
  30         union {
  31                 struct {
  32                         int     slice;
  33                         int     partition;
  34                         off_t   offset;
  35                 } disk;
  36         } d_kind;
  37 };
  38
  39 #define d_disk d_kind.disk
  40
  41 /*
  42  * Default network packet alignment in memory
  43  */
  44 #define PKTALIGN        32
  45
  46 int uboot_getdev(void **vdev, const char *devspec, const char **path);
  47 char *uboot_fmtdev(void *vdev);
  48 int uboot_setcurrdev(struct env_var *ev, int flags, const void *value);
  49
  50 extern int devs_no;
  51 extern struct netif_driver uboot_net;
  52 extern struct devsw uboot_storage;
  53
  54 extern uintptr_t uboot_heap_start;
  55 extern uintptr_t uboot_heap_end;
  56
  57 uint64_t uboot_loadaddr(u_int type, void *data, uint64_t addr);
  58 ssize_t uboot_copyin(const void *src, vm_offset_t dest, const size_t len);
  59 ssize_t uboot_copyout(const vm_offset_t src, void *dest, const size_t len);
  60 ssize_t uboot_readin(const int fd, vm_offset_t dest, const size_t len);
  61 extern int uboot_autoload(void);
  62
  63 struct preloaded_file;
  64 struct file_format;
  65
  66 extern struct file_format uboot_elf;
  67
  68 void reboot(void);
  69
  70 int uboot_diskgetunit(int type, int type_unit);
  71