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Bitmap allocator

include/mem/bitmap.h

Section titled “include/mem/bitmap.h”

bitmap_alloc_pages

Section titled “bitmap_alloc_pages”
paddr_t bitmap_alloc_pages(uint64_t count, enum alloc_flags f);

bitmap_alloc_pages referenced types:

bitmap_free_pages

Section titled “bitmap_free_pages”
void bitmap_free_pages(paddr_t addr, uint64_t count);

bitmap_free_pages referenced types:

set_bit

Section titled “set_bit”
__no_sanitize_address set_bit(uint64_t index);

clear_bit

Section titled “clear_bit”
__no_sanitize_address clear_bit(uint64_t index);

test_bit

Section titled “test_bit”
__no_sanitize_address test_bit(uint64_t index);

Defines

Section titled “Defines”

BOOT_BITMAP_SIZE

Section titled “BOOT_BITMAP_SIZE”
#define BOOT_BITMAP_SIZE ((1024 * 1024 * 128) / PAGE_SIZE / 8)