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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 | #ifndef __ia32_MEMMAP_H__ |
29 | #ifndef __ia32_MEMMAP_H__ |
30 | #define __ia32_MEMMAP_H__ |
30 | #define __ia32_MEMMAP_H__ |
31 | 31 | ||
32 | /* E820h memory range types - other values*/ |
32 | /* E820h memory range types - other values*/ |
33 | /* Free memory */ |
33 | /* Free memory */ |
34 | #define MEMMAP_MEMORY_AVAILABLE 1 |
34 | #define MEMMAP_MEMORY_AVAILABLE 1 |
35 | /* Not available for OS */ |
35 | /* Not available for OS */ |
36 | #define MEMMAP_MEMORY_RESERVED 2 |
36 | #define MEMMAP_MEMORY_RESERVED 2 |
37 | /* OS may use it after reading ACPI table */ |
37 | /* OS may use it after reading ACPI table */ |
38 | #define MEMMAP_MEMORY_ACPI 3 |
38 | #define MEMMAP_MEMORY_ACPI 3 |
39 | /* Unusable, required to be saved and restored across an NVS sleep */ |
39 | /* Unusable, required to be saved and restored across an NVS sleep */ |
40 | #define MEMMAP_MEMORY_NVS 4 |
40 | #define MEMMAP_MEMORY_NVS 4 |
41 | /* Corrupted memory */ |
41 | /* Corrupted memory */ |
42 | #define MEMMAP_MEMORY_UNUSABLE 5 |
42 | #define MEMMAP_MEMORY_UNUSABLE 5 |
43 | 43 | ||
44 | /* size of one entry */ |
44 | /* size of one entry */ |
45 | #define MEMMAP_E820_RECORD_SIZE 20 |
45 | #define MEMMAP_E820_RECORD_SIZE 20 |
46 | /* maximum entries */ |
46 | /* maximum entries */ |
47 | #define MEMMAP_E820_MAX_RECORDS 32 |
47 | #define MEMMAP_E820_MAX_RECORDS 32 |
48 | 48 | ||
49 | 49 | ||
50 | #ifndef __ASM__ |
50 | #ifndef __ASM__ |
51 | 51 | ||
52 | #include <arch/types.h> |
52 | #include <arch/types.h> |
53 | 53 | ||
54 | struct e820memmap_ { |
54 | struct e820memmap_ { |
55 | __u64 base_address; |
55 | __u64 base_address; |
56 | __u64 size; |
56 | __u64 size; |
57 | __u32 type; |
57 | __u32 type; |
58 | } __attribute__ ((packed)); |
58 | } __attribute__ ((packed)); |
59 | 59 | ||
60 | extern struct e820memmap_ e820table[MEMMAP_E820_MAX_RECORDS]; |
60 | extern struct e820memmap_ e820table[MEMMAP_E820_MAX_RECORDS]; |
61 | 61 | ||
62 | extern __u8 e820counter; |
62 | extern __u8 e820counter; |
63 | 63 | ||
64 | extern __u32 e801memorysize; // size of memory in KB |
64 | extern __u32 e801memorysize; // size of memory in KB |
65 | 65 | ||
66 | #endif |
66 | #endif |
67 | 67 | ||
68 | #endif |
68 | #endif |
69 | 69 |