Add first C user program

2026-06-11 20:19:24 +03:00
parent b32c12b311
commit 1c935cf154
55 changed files with 365 additions and 276 deletions
@@ -0,0 +1,22 @@
+#pragma once
+
+#include <stdint.h>
+
+#define PAGE_PRESENT 0x01
+#define PAGE_WRITABLE 0x02
+#define PAGE_USER 0x04
+#define PAGE_PWT 0x08
+#define PAGE_PCD 0x10
+#define PAGE_ACCESSED 0x20
+#define PAGE_DIRTY 0x40
+#define PAGE_HUGE 0x80
+#define PAGE_GLOBAL 0x100
+#define PAGE_NX (1ULL << 63)
+
+void *memory_page_allocate();
+
+void memory_page_free(void *page);
+
+void memory_page_map(uint64_t *pml4, void *virt, void *phys, uint64_t flags);
+
+void memory_page_unmap(uint64_t *pml4, void *virt);