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root/bsp/boot/common/bootinfo.c

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DEFINITIONS

This source file includes following definitions.
  1. print_module
  2. dump_bootinfo
  3. dump_bootinfo

   1 /*-
   2  * Copyright (c) 2005-2009, Kohsuke Ohtani
   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  * 1. Redistributions of source code must retain the above copyright
   9  *    notice, this list of conditions and the following disclaimer.
  10  * 2. Redistributions in binary form must reproduce the above copyright
  11  *    notice, this list of conditions and the following disclaimer in the
  12  *    documentation and/or other materials provided with the distribution.
  13  * 3. Neither the name of the author nor the names of any co-contributors
  14  *    may be used to endorse or promote products derived from this software
  15  *    without specific prior written permission.
  16  *
  17  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
  18  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  19  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  20  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
  21  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  22  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  23  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  24  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  25  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  26  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  27  * SUCH DAMAGE.
  28  */
  29 
  30 /*
  31  * bootinfo.c - Boot information
  32  */
  33 
  34 #include <boot.h>
  35 #include <sys/bootinfo.h>
  36 #include <machine/syspage.h>
  37 
  38 /*
  39  * Boot information holds various platform dependent data that
  40  * can be referred by kernel/drivers.
  41  */
  42 struct bootinfo *const bootinfo = (struct bootinfo *)kvtop(BOOTINFO);
  43 
  44 
  45 #if defined(DEBUG) && defined(DEBUG_BOOTINFO)
  46 static void
  47 print_module(struct module *m)
  48 {
  49 
  50         printf("%lx %lx %x %lx %lx %x %x %x %s\n",
  51                m->entry, m->phys, m->size,
  52                m->text, m->data, m->textsz,
  53                m->datasz, m->bsssz, m->name);
  54 }
  55 
  56 void
  57 dump_bootinfo(void)
  58 {
  59         static const char strtype[][9] = \
  60                 { "", "USABLE", "MEMHOLE", "RESERVED", "BOOTDISK" };
  61         struct module *m;
  62         struct bootinfo *bi = bootinfo;
  63         int i;
  64 
  65         printf("[Boot information]\n");
  66 
  67         printf("nr_rams=%d\n", bi->nr_rams);
  68         for (i = 0; i < bi->nr_rams; i++) {
  69                 if (bi->ram[i].type != 0) {
  70                         printf("ram[%d]:  base=%lx size=%x type=%s\n", i,
  71                                bi->ram[i].base,
  72                                bi->ram[i].size,
  73                                strtype[bi->ram[i].type]);
  74                 }
  75         }
  76 
  77         printf("bootdisk: base=%lx size=%x\n",
  78                bi->bootdisk.base,
  79                bi->bootdisk.size);
  80 
  81         printf("entry    phys     size     text     data     textsz   datasz   bsssz    module\n");
  82         printf("-------- -------- -------- -------- -------- -------- -------- -------- ------\n");
  83         print_module(&bi->kernel);
  84         print_module(&bi->driver);
  85 
  86         m = (struct module *)&bi->tasks[0];
  87         for (i = 0; i < bi->nr_tasks; i++, m++)
  88                 print_module(m);
  89 }
  90 #else
  91 void
  92 dump_bootinfo(void)
  93 {
  94 }
  95 #endif

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