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  1. /*
  2.  * Copyright (C) 2006 Martin Decky
  3.  * All rights reserved.
  4.  *
  5.  * Redistribution and use in source and binary forms, with or without
  6.  * modification, are permitted provided that the following conditions
  7.  * are met:
  8.  *
  9.  * - Redistributions of source code must retain the above copyright
  10.  *   notice, this list of conditions and the following disclaimer.
  11.  * - 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.  * - The name of the author may not be used to endorse or promote products
  15.  *   derived from this software without specific prior written permission.
  16.  *
  17.  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
  18.  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  19.  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  20.  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
  21.  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  22.  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  23.  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  24.  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  25.  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  26.  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  27.  */
  28.  
  29. /** @addtogroup xen32
  30.  * @{
  31.  */
  32. /** @file
  33.  */
  34.  
  35. #ifndef __xen32_BOOT_H__
  36. #define __xen32_BOOT_H__
  37.  
  38. #define GUEST_CMDLINE   1024
  39. #define START_INFO_SIZE 1104
  40. #define BOOT_OFFSET     0x0000
  41.  
  42. #ifndef __ASM__
  43.  
  44. #include <arch/types.h>
  45.  
  46. typedef struct {
  47.     char magic[32];             /**< "xen-<version>-<platform>" */
  48.     unsigned long nr_pages;     /**< Total pages allocated to this domain */
  49.     void *shared_info;          /**< Machine address of shared info struct */
  50.     uint32_t flags;             /**< SIF_xxx flags */
  51.     void *store_mfn;            /**< Machine page number of shared page */
  52.     uint32_t store_evtchn;      /**< Event channel for store communication */
  53.     void *console_mfn;          /**< Machine address of console page */
  54.     uint32_t console_evtchn;    /**< Event channel for console messages */
  55.     unsigned long *pt_base;     /**< Virtual address of page directory */
  56.     unsigned long nr_pt_frames; /**< Number of bootstrap p.t. frames */
  57.     unsigned long *mfn_list;    /**< Virtual address of page-frame list */
  58.     void *mod_start;            /**< Virtual address of pre-loaded module */
  59.     unsigned long mod_len;      /**< Size (bytes) of pre-loaded module */
  60.     int8_t cmd_line[GUEST_CMDLINE];
  61. } start_info_t;
  62.  
  63. extern start_info_t start_info;
  64.  
  65. #endif
  66.  
  67. #endif
  68.  
  69. /** @}
  70.  */
  71.