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  1. /*
  2.  * Copyright (C) 2005 Jakub Jermar
  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 sparc64mm  
  30.  * @{
  31.  */
  32. /** @file
  33.  */
  34.  
  35. #include <arch/mm/frame.h>
  36. #include <mm/frame.h>
  37. #include <arch/boot/boot.h>
  38. #include <config.h>
  39. #include <align.h>
  40.  
  41. /** Create memory zones according to information stored in bootinfo.
  42.  *
  43.  * Walk the bootinfo memory map and create frame zones according to it.
  44.  * The first frame is not blacklisted here as it is done in generic
  45.  * frame_init().
  46.  */
  47. void frame_arch_init(void)
  48. {
  49.     int i;
  50.     pfn_t confdata;
  51.  
  52.     for (i = 0; i < bootinfo.memmap.count; i++) {
  53.  
  54.         /*
  55.          * The memmap is created by HelenOS boot loader.
  56.          * It already contains no holes.
  57.          */
  58.    
  59.         confdata = ADDR2PFN(bootinfo.memmap.zones[i].start);
  60.         if (confdata == 0)
  61.             confdata = 2;
  62.         zone_create(ADDR2PFN(bootinfo.memmap.zones[i].start),
  63.             SIZE2FRAMES(ALIGN_DOWN(bootinfo.memmap.zones[i].size, PAGE_SIZE)),
  64.             confdata, 0);
  65.     }
  66.  
  67. }
  68.  
  69. /** @}
  70.  */
  71.