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28 | 28 | ||
29 | #include <mm/frame.h> |
29 | #include <mm/frame.h> |
30 | #include <arch/mm/frame.h> |
30 | #include <arch/mm/frame.h> |
31 | #include <mm/vm.h> |
31 | #include <mm/vm.h> |
32 | #include <config.h> |
32 | #include <config.h> |
- | 33 | #include <arch/boot/boot.h> |
|
33 | #include <arch/boot/memmap.h> |
34 | #include <arch/boot/memmap.h> |
34 | 35 | ||
35 | #include <print.h> |
36 | size_t hardcoded_unmapped_ktext_size = 0; |
- | 37 | size_t hardcoded_unmapped_kdata_size = 0; |
|
36 | 38 | ||
37 | void frame_arch_init(void) |
39 | void frame_arch_init(void) |
38 | { |
40 | { |
39 | __u8 i; |
41 | __u8 i; |
40 | 42 | ||
41 | if (config.cpu_active == 1) { |
43 | if (config.cpu_active == 1) { |
- | 44 | /* Reserve the NULL frame */ |
|
42 | frame_not_free(0x0); |
45 | frame_not_free(0x0); |
43 | 46 | ||
- | 47 | /* Reserve well-known memory regions */ |
|
44 | frame_region_not_free(0xa0000,0xff000); |
48 | frame_region_not_free(0xa0000,0xff000); |
45 | frame_region_not_free(0xfec00000,0xffffffff); |
49 | frame_region_not_free(0xfec00000,0xffffffff); |
46 | 50 | ||
47 | /* This is a nasty hack, which should be fixed soon */ |
51 | /* Reserve real mode bootstrap memory */ |
48 | frame_region_not_free(0x0, 0xfffff); |
52 | frame_region_not_free(BOOTSTRAP_OFFSET, BOOTSTRAP_OFFSET + hardcoded_unmapped_ktext_size + hardcoded_unmapped_kdata_size); |
49 | 53 | ||
50 | for (i=e820counter;i>0;i--) { |
54 | for (i=e820counter;i>0;i--) { |
51 | if (e820table[i-1].type!=MEMMAP_MEMORY_AVAILABLE) { |
55 | if (e820table[i-1].type!=MEMMAP_MEMORY_AVAILABLE) { |
52 | frame_region_not_free(e820table[i-1].base_address, e820table[i-1].base_address+e820table[i-1].size); |
56 | frame_region_not_free(e820table[i-1].base_address, e820table[i-1].base_address+e820table[i-1].size); |
53 | } |
57 | } |