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1 | /* |
1 | /* |
2 | * Copyright (C) 2005 Josef Cejka |
2 | * Copyright (C) 2005 Josef Cejka |
3 | * All rights reserved. |
3 | * All rights reserved. |
4 | * |
4 | * |
5 | * Redistribution and use in source and binary forms, with or without |
5 | * Redistribution and use in source and binary forms, with or without |
6 | * modification, are permitted provided that the following conditions |
6 | * modification, are permitted provided that the following conditions |
7 | * are met: |
7 | * are met: |
8 | * |
8 | * |
9 | * - Redistributions of source code must retain the above copyright |
9 | * - Redistributions of source code must retain the above copyright |
10 | * notice, this list of conditions and the following disclaimer. |
10 | * notice, this list of conditions and the following disclaimer. |
11 | * - Redistributions in binary form must reproduce the above copyright |
11 | * - Redistributions in binary form must reproduce the above copyright |
12 | * notice, this list of conditions and the following disclaimer in the |
12 | * notice, this list of conditions and the following disclaimer in the |
13 | * documentation and/or other materials provided with the distribution. |
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 |
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. |
15 | * derived from this software without specific prior written permission. |
16 | * |
16 | * |
17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
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 |
18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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 |
23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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 |
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. |
26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
27 | */ |
27 | */ |
28 | 28 | ||
29 | #include <arch/boot/memmap.h> |
29 | #include <arch/boot/memmap.h> |
30 | #include <arch/mm/memory_init.h> |
30 | #include <arch/mm/memory_init.h> |
31 | #include <arch/mm/page.h> |
31 | #include <arch/mm/page.h> |
32 | #include <print.h> |
32 | #include <print.h> |
33 | 33 | ||
34 | __u8 e820counter __attribute__ ((section ("BOOT_DATA"))) = 0xff; |
34 | __u8 e820counter = 0xff; |
35 | struct e820memmap_ e820table[MEMMAP_E820_MAX_RECORDS] __attribute__ ((section ("BOOT_DATA"))) ; |
35 | struct e820memmap_ e820table[MEMMAP_E820_MAX_RECORDS]; |
- | 36 | __u32 e801memorysize; |
|
36 | 37 | ||
37 | size_t get_memory_size(void) |
38 | size_t get_memory_size(void) |
38 | { |
39 | { |
39 | return e801memorysize*1024; |
40 | return e801memorysize*1024; |
40 | } |
41 | } |
41 | 42 | ||
42 | void memory_print_map(void) |
43 | void memory_print_map(void) |
43 | { |
44 | { |
44 | __u8 i; |
45 | __u8 i; |
45 | 46 | ||
46 | for (i=0;i<e820counter;i++) { |
47 | for (i=0;i<e820counter;i++) { |
47 | printf("E820 base: %Q size: %Q type: ", e820table[i].base_address, e820table[i].size); |
48 | printf("E820 base: %Q size: %Q type: ", e820table[i].base_address, e820table[i].size); |
48 | switch (e820table[i].type) { |
49 | switch (e820table[i].type) { |
49 | case MEMMAP_MEMORY_AVAILABLE: |
50 | case MEMMAP_MEMORY_AVAILABLE: |
50 | printf("available memory\n"); |
51 | printf("available memory\n"); |
51 | break; |
52 | break; |
52 | case MEMMAP_MEMORY_RESERVED: |
53 | case MEMMAP_MEMORY_RESERVED: |
53 | printf("reserved memory\n"); |
54 | printf("reserved memory\n"); |
54 | break; |
55 | break; |
55 | case MEMMAP_MEMORY_ACPI: |
56 | case MEMMAP_MEMORY_ACPI: |
56 | printf("ACPI table\n"); |
57 | printf("ACPI table\n"); |
57 | break; |
58 | break; |
58 | case MEMMAP_MEMORY_NVS: |
59 | case MEMMAP_MEMORY_NVS: |
59 | printf("NVS\n"); |
60 | printf("NVS\n"); |
60 | break; |
61 | break; |
61 | case MEMMAP_MEMORY_UNUSABLE: |
62 | case MEMMAP_MEMORY_UNUSABLE: |
62 | printf("unusable memory\n"); |
63 | printf("unusable memory\n"); |
63 | break; |
64 | break; |
64 | default: |
65 | default: |
65 | printf("undefined memory type\n"); |
66 | printf("undefined memory type\n"); |
66 | } |
67 | } |
67 | } |
68 | } |
68 | 69 | ||
69 | } |
70 | } |
70 | 71 | ||
71 | 72 |