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feat: Started om paging

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This commit is contained in:
Kevin Alavik 2025-05-14 16:38:26 +02:00
parent 2bbc7dd70f
commit fc4de346a3
Signed by: cmpsb
GPG key ID: 10D1CC0526FDC6D7
9 changed files with 275 additions and 9 deletions
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7
kernel/src/boot/emk.h
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@ -6,9 +6,12 @@
extern uint64_t hhdm_offset;
extern struct limine_memmap_response *memmap;
extern uint64_t kvirt;
extern uint64_t kphys;
extern uint64_t kstack_top;
#define HIGHER_HALF(ptr) ((void *)((uint64_t)ptr) + hhdm_offset)
#define PHYSICAL(ptr) ((void *)((uint64_t)ptr) - hhdm_offset)
#define HIGHER_HALF(ptr) ((void *)((uint64_t)(ptr) < hhdm_offset ? (uint64_t)(ptr) + hhdm_offset : (uint64_t)(ptr)))
#define PHYSICAL(ptr) ((void *)((uint64_t)(ptr) >= hhdm_offset ? (uint64_t)(ptr) - hhdm_offset : (uint64_t)(ptr)))
#define BIT(x) (1ULL << (x))