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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 | ||
32 | /* E820h memory range types - other values*/ |
33 | #include <arch/boot/memmapasm.h> |
33 | #define MEMMAP_MEMORY_AVAILABLE 1 |
34 | #include <arch/types.h> |
- | 35 | ||
34 | /* Not available for OS */ |
36 | struct e820memmap_ { |
35 | #define MEMMAP_MEMORY_RESERVED 2 |
- | |
36 | /* OS may use it after reading ACPI table */ |
- | |
37 | #define MEMMAP_MEMORY_ACPI 3 |
37 | __u64 base_address; |
38 | /* Unusable, required to be saved and restored across an NVS sleep */ |
- | |
39 | #define MEMMAP_MEMORY_NVS 4 |
38 | __u64 size; |
40 | /* Corrupted memory */ |
39 | __u32 type; |
41 | #define MEMMAP_MEMORY_UNUSABLE 5 |
40 | } __attribute__ ((packed)); |
42 | 41 | ||
43 | /* size of one entry */ |
- | |
44 | #define MEMMAP_E820_RECORD_SIZE 20 |
42 | extern struct e820memmap_ e820table[MEMMAP_E820_MAX_RECORDS]; |
- | 43 | ||
45 | /* maximum entries */ |
44 | extern __u8 e820counter; |
- | 45 | ||
46 | #define MEMMAP_E820_MAX_RECORDS 32 |
46 | extern __u32 e801memorysize; // size of memory in KB |
- | 47 | ||
47 | #endif |
48 | #endif |