| 27,11 → 27,38 |
|---|
| */ |
| |
| #include <arch/mm/frame.h> |
| #include <arch/boot/memmap.h> |
| #include <arch/mm/memory_init.h> |
| #include <mm/frame.h> |
| #include <align.h> |
| #include <macros.h> |
| |
| __address last_frame = 0; |
| |
| void frame_arch_init(void) |
| { |
| pfn_t minconf = 2; |
| count_t i; |
| pfn_t start, conf; |
| size_t size; |
| |
| for (i = 0; i < memmap.count; i++) { |
| start = ADDR2PFN(ALIGN_UP(memmap.zones[i].start, FRAME_SIZE)); |
| size = SIZE2FRAMES(ALIGN_DOWN(memmap.zones[i].size, FRAME_SIZE)); |
| |
| if ((minconf < start) || (minconf >= start + size)) |
| conf = start; |
| else |
| conf = minconf; |
| |
| zone_create(start, size, conf, 0); |
| if (last_frame < ALIGN_UP(memmap.zones[i].start + memmap.zones[i].size, FRAME_SIZE)) |
| last_frame = ALIGN_UP(memmap.zones[i].start + memmap.zones[i].size, FRAME_SIZE); |
| } |
| |
| /* First is exception vector, second is 'implementation specific' */ |
| frame_mark_unavailable(0, 2); |
| |
| /* Merge all zones to 1 big zone */ |
| zone_merge_all(); |
| } |