#ifndef __LUNAIX_CONSTANTS_H
#define __LUNAIX_CONSTANTS_H
-#define KSTACK_SIZE (64 << 10)
+#define PG_SIZE_BITS 12
+#define PG_SIZE (1 << PG_SIZE_BITS)
+#define PG_INDEX_BITS 10
+
+#define MEM_1MB 0x100000
+#define MEM_4MB 0x400000
+
+#define KSTACK_SIZE MEM_1MB
#define KSTACK_START ((0x3FFFFFU - KSTACK_SIZE) + 1)
#define KSTACK_TOP 0x3FFFF0U
#define KERNEL_MM_BASE 0xC0000000
-#define MEM_1MB 0x100000
-#define MEM_4MB 0x400000
#define KCODE_MAX_SIZE MEM_4MB
-#define KHEAP_START (KERNEL_MM_BASE + KCODE_MAX_SIZE)
-#define KHEAP_SIZE_MB 256
-
-#define PROC_TABLE_SIZE_MB 4
-#define PROC_START (KHEAP_START + (KHEAP_SIZE_MB * MEM_1MB))
+// #define KHEAP_START (KERNEL_MM_BASE + KCODE_MAX_SIZE)
+// #define KHEAP_SIZE_MB 256
-#define VGA_BUFFER_VADDR (PROC_START + (PROC_TABLE_SIZE_MB * MEM_1MB))
-#define VGA_BUFFER_PADDR 0xB8000
-#define VGA_BUFFER_SIZE 4096
+#define VGA_FRAMEBUFFER 0xB8000
#define KCODE_SEG 0x08
#define KDATA_SEG 0x10