sys/arch/ia64/stand/efi/libefi/efiboot.h

   1 /*      $NetBSD: efiboot.h,v 1.1 2006/04/07 14:21:32 cherry Exp $       */
   2
   3 /*-
   4  * Copyright (c) 1996
   5  *      Matthias Drochner.  All rights reserved.
   6  *
   7  * Redistribution and use in source and binary forms, with or without
   8  * modification, are permitted provided that the following conditions
   9  * are met:
  10  * 1. Redistributions of source code must retain the above copyright
  11  *    notice, this list of conditions and the following disclaimer.
  12  * 2. Redistributions in binary form must reproduce the above copyright
  13  *    notice, this list of conditions and the following disclaimer in the
  14  *    documentation and/or other materials provided with the distribution.
  15  * 3. All advertising materials mentioning features or use of this software
  16  *    must display the following acknowledgement:
  17  *      This product includes software developed for the NetBSD Project
  18  *      by Matthias Drochner.
  19  * 4. The name of the author may not be used to endorse or promote products
  20  *    derived from this software without specific prior written permission.
  21  *
  22  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
  23  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  24  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  25  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
  26  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  27  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  28  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  29  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  30  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  31  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  32  *
  33  * $FreeBSD$: src/sys/boot/efi/libefi/efiboot.h,v 1.8 2003/08/02 08:22:03 marcel Exp $
  34  */
  35
  36 /*
  37  * EFI fully-qualified device descriptor
  38  */
  39 struct efi_devdesc {
  40         struct  devsw   *d_dev;
  41         int             d_type;
  42 #define DEVT_NONE       0
  43 #define DEVT_DISK       1
  44 #define DEVT_NET        2
  45         EFI_HANDLE      d_handle;
  46         union {
  47                 struct {
  48                         int     unit;
  49                         int     slice;
  50                         int     partition;
  51                 } efidisk;
  52                 struct {
  53                         int     unit;   /* XXX net layer lives over these? */
  54                 } netif;
  55         } d_kind;
  56 };
  57
  58 extern int      efi_getdev(void **vdev, const char *devspec, const char **path);
  59 extern char     *efi_fmtdev(void *vdev);
  60 extern int      efi_setcurrdev(struct env_var *ev, int flags, void *value);
  61
  62 #define MAXDEV  31      /* maximum number of distinct devices */
  63
  64 typedef unsigned long physaddr_t;
  65
  66 /* exported devices XXX rename? */
  67 extern struct devsw devsw[];
  68 extern struct netif_driver efi_net;
  69
  70 /* Find EFI network resources */
  71 /*extern void efinet_init_driver(void); XXX should get this running once we're off the mark */
  72
  73 /* Map handles to units */
  74 int efifs_get_unit(EFI_HANDLE);
  75
  76 /* Wrapper over EFI filesystems. */
  77 extern struct fs_ops efi_fsops;
  78
  79 /* this is in startup code */
  80 extern void             delay(int);
  81 extern void             reboot(void);
  82
  83 extern ssize_t          efi_copyin(const void *src, vaddr_t dest, size_t len);
  84 extern ssize_t          efi_copyout(const vaddr_t src, void *dest, size_t len);
  85 extern ssize_t          efi_readin(const int fd, vaddr_t dest, size_t len);
  86
  87 extern int              efi_boot(void);
  88 extern int              efi_autoload(void);
  89
  90 extern int              fpswa_init(u_int64_t *fpswa_interface);
  91
  92 struct bootinfo;
  93 struct preloaded_file;
  94 extern int              bi_load(struct bootinfo *, struct preloaded_file *,
  95                                 UINTN *mapkey, UINTN pages);
  96