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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/boot.h> |
34 | #include <arch/boot/memmap.h> |
34 | #include <arch/boot/memmap.h> |
35 | #include <panic.h> |
35 | #include <panic.h> |
- | 36 | #include <debug.h> |
|
36 | 37 | ||
37 | size_t hardcoded_unmapped_ktext_size = 0; |
38 | size_t hardcoded_unmapped_ktext_size = 0; |
38 | size_t hardcoded_unmapped_kdata_size = 0; |
39 | size_t hardcoded_unmapped_kdata_size = 0; |
39 | 40 | ||
40 | void frame_arch_init(void) |
41 | void frame_arch_init(void) |
41 | { |
42 | { |
42 | zone_t *z; |
43 | zone_t *z; |
- | 44 | __address start, stop; |
|
- | 45 | size_t size; |
|
43 | __u8 i; |
46 | __u8 i; |
44 | 47 | ||
45 | if (config.cpu_active == 1) { |
48 | if (config.cpu_active == 1) { |
- | 49 | ||
- | 50 | /* Reserve frame 0 (BIOS data) */ |
|
- | 51 | frame_region_not_free(0, FRAME_SIZE); |
|
- | 52 | ||
- | 53 | /* Reserve real mode bootstrap memory */ |
|
- | 54 | frame_region_not_free(BOOTSTRAP_OFFSET, hardcoded_unmapped_ktext_size + hardcoded_unmapped_kdata_size); |
|
- | 55 | ||
46 | for (i=0;i<e820counter;i++) { |
56 | for (i=0;i<e820counter;i++) { |
47 | if (e820table[i].type==MEMMAP_MEMORY_AVAILABLE) { |
57 | if (e820table[i].type==MEMMAP_MEMORY_AVAILABLE) { |
48 | z = zone_create(e820table[i].base_address, e820table[i].size & ~(FRAME_SIZE-1), 0); |
58 | zone_create_in_region(e820table[i].base_address, e820table[i].size & ~(FRAME_SIZE-1)); |
49 | if (!z) { |
- | |
50 | panic("Cannot allocate zone (%dB).\n", e820table[i].size & ~(FRAME_SIZE-1)); |
- | |
51 | } |
- | |
52 | zone_attach(z); |
- | |
53 | } |
59 | } |
54 | } |
60 | } |
55 | - | ||
56 | frame_not_free(0); |
- | |
57 | - | ||
58 | /* Reserve real mode bootstrap memory */ |
- | |
59 | frame_region_not_free(BOOTSTRAP_OFFSET, BOOTSTRAP_OFFSET + hardcoded_unmapped_ktext_size + hardcoded_unmapped_kdata_size); |
- | |
60 | } |
61 | } |
61 | } |
62 | } |