Rev 1780 | Rev 2071 | Go to most recent revision | Only display areas with differences | Ignore whitespace | Details | Blame | Last modification | View Log | RSS feed
| Rev 1780 | Rev 1787 | ||
|---|---|---|---|
| 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 | /** @addtogroup ia32 |
29 | /** @addtogroup ia32 |
| 30 | * @{ |
30 | * @{ |
| 31 | */ |
31 | */ |
| 32 | /** @file |
32 | /** @file |
| 33 | */ |
33 | */ |
| 34 | 34 | ||
| 35 | #ifndef __ia32_MEMMAP_H__ |
35 | #ifndef __ia32_MEMMAP_H__ |
| 36 | #define __ia32_MEMMAP_H__ |
36 | #define __ia32_MEMMAP_H__ |
| 37 | 37 | ||
| 38 | /* E820h memory range types - other values*/ |
38 | /* E820h memory range types - other values*/ |
| 39 | /* Free memory */ |
39 | /* Free memory */ |
| 40 | #define MEMMAP_MEMORY_AVAILABLE 1 |
40 | #define MEMMAP_MEMORY_AVAILABLE 1 |
| 41 | /* Not available for OS */ |
41 | /* Not available for OS */ |
| 42 | #define MEMMAP_MEMORY_RESERVED 2 |
42 | #define MEMMAP_MEMORY_RESERVED 2 |
| 43 | /* OS may use it after reading ACPI table */ |
43 | /* OS may use it after reading ACPI table */ |
| 44 | #define MEMMAP_MEMORY_ACPI 3 |
44 | #define MEMMAP_MEMORY_ACPI 3 |
| 45 | /* Unusable, required to be saved and restored across an NVS sleep */ |
45 | /* Unusable, required to be saved and restored across an NVS sleep */ |
| 46 | #define MEMMAP_MEMORY_NVS 4 |
46 | #define MEMMAP_MEMORY_NVS 4 |
| 47 | /* Corrupted memory */ |
47 | /* Corrupted memory */ |
| 48 | #define MEMMAP_MEMORY_UNUSABLE 5 |
48 | #define MEMMAP_MEMORY_UNUSABLE 5 |
| 49 | 49 | ||
| 50 | /* size of one entry */ |
50 | /* size of one entry */ |
| 51 | #define MEMMAP_E820_RECORD_SIZE 20 |
51 | #define MEMMAP_E820_RECORD_SIZE 20 |
| 52 | /* maximum entries */ |
52 | /* maximum entries */ |
| 53 | #define MEMMAP_E820_MAX_RECORDS 32 |
53 | #define MEMMAP_E820_MAX_RECORDS 32 |
| 54 | 54 | ||
| 55 | 55 | ||
| 56 | #ifndef __ASM__ |
56 | #ifndef __ASM__ |
| 57 | 57 | ||
| 58 | #include <arch/types.h> |
58 | #include <arch/types.h> |
| 59 | 59 | ||
| 60 | struct e820memmap_ { |
60 | struct e820memmap_ { |
| 61 | uint64_t base_address; |
61 | uint64_t base_address; |
| 62 | uint64_t size; |
62 | uint64_t size; |
| 63 | uint32_t type; |
63 | uint32_t type; |
| 64 | } __attribute__ ((packed)); |
64 | } __attribute__ ((packed)); |
| 65 | 65 | ||
| 66 | extern struct e820memmap_ e820table[MEMMAP_E820_MAX_RECORDS]; |
66 | extern struct e820memmap_ e820table[MEMMAP_E820_MAX_RECORDS]; |
| 67 | 67 | ||
| 68 | extern uint8_t e820counter; |
68 | extern uint8_t e820counter; |
| 69 | 69 | ||
| 70 | extern uint32_t e801memorysize; /**< Size of available memory in KB. */ |
70 | extern uint32_t e801memorysize; /**< Size of available memory in KB. */ |
| 71 | 71 | ||
| 72 | #endif |
72 | #endif |
| 73 | 73 | ||
| 74 | #endif |
74 | #endif |
| 75 | 75 | ||
| 76 | /** @} |
76 | /** @} |
| 77 | */ |
77 | */ |
| 78 | 78 | ||
| 79 | 79 | ||