source: mainline/arch/ia32/src/mm/memory_init.c@ 1e9a463

lfn serial ticket/834-toolchain-update topic/msim-upgrade topic/simplify-dev-export
Last change on this file since 1e9a463 was 1e9a463, checked in by Josef Cejka <malyzelenyhnus@…>, 20 years ago

Licence to print1/test.c added.
New function for printing memory map at ia32.

  • Property mode set to 100644
File size: 2.2 KB
Line 
1/*
2 * Copyright (C) 2005 Josef Cejka
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#include <arch/boot/memmap.h>
30#include <arch/mm/memory_init.h>
31
32size_t get_memory_size(void)
33{
34 return e801memorysize*1024;
35}
36
37void memory_print_map(void)
38{
39 __u8 i;
40
41 for (i=e820counter;i>0;i--) {
42 printf("E820 base: %Q size: %Q type: ", e820table[i-1].base_address, e820table[i-1].size);
43 switch (e820table[i-1].type) {
44 case MEMMAP_MEMORY_AVAILABLE:
45 printf("available memory\n");
46 break;
47 case MEMMAP_MEMORY_RESERVED:
48 printf("reserved memory\n");
49 break;
50 case MEMMAP_MEMORY_ACPI:
51 printf("ACPI table\n");
52 break;
53 case MEMMAP_MEMORY_NVS:
54 printf("NVS\n");
55 break;
56 case MEMMAP_MEMORY_UNUSABLE:
57 printf("unusable memory\n");
58 break;
59 default:
60 printf("undefined memory type\n");
61 }
62 }
63
64}
65
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