27,11 → 27,38 |
*/ |
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#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> |
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__address last_frame = 0; |
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void frame_arch_init(void) |
{ |
pfn_t minconf = 2; |
count_t i; |
pfn_t start, conf; |
size_t size; |
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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)); |
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if ((minconf < start) || (minconf >= start + size)) |
conf = start; |
else |
conf = minconf; |
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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); |
} |
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/* First is exception vector, second is 'implementation specific' */ |
frame_mark_unavailable(0, 2); |
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/* Merge all zones to 1 big zone */ |
zone_merge_all(); |
} |