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feat/kernel: Added a physical page manager, has caching for single page alloc

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This commit is contained in:
Kevin Alavik 2025-05-14 15:39:33 +02:00
parent e2d6cfceea
commit 2bbc7dd70f
Signed by: cmpsb
GPG key ID: 10D1CC0526FDC6D7
8 changed files with 309 additions and 1 deletions
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21
kernel/src/lib/bitmap.h Normal file
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@ -0,0 +1,21 @@
#ifndef BITMAP_H
#define BITMAP_H
#include <stdint.h>
static inline void bitmap_set(uint8_t *bitmap, uint64_t bit)
{
bitmap[bit / 8] |= 1 << (bit % 8);
}
static inline void bitmap_clear(uint8_t *bitmap, uint64_t bit)
{
bitmap[bit / 8] &= ~(1 << (bit % 8));
}
static inline uint8_t bitmap_get(uint8_t *bitmap, uint64_t bit)
{
return (bitmap[bit / 8] & (1 << (bit % 8))) != 0;
}
#endif // BITMAP_H