...

.clangd

@@ -13,6 +13,3 @@ CompileFlags:
     - "-nostdlib"
     - "-I"
     - "/home/oliste/repos/nub-os/src/stdlib"
-
-Style:
-  AngledHeaders: "src/stdlib/.*"

src/arch/x86_64/interrupts.h

@@ -2,6 +2,7 @@
 
 #include <stdbool.h>
 #include <stdint.h>
+#include <stdio.h>
 
 typedef struct
 {
@@ -25,9 +26,11 @@ void register_irq_handler(uint8_t irq, irq_handler_t handler);
 static inline void enable_interrupts()
 {
     __asm__ volatile("sti");
+    printf("Interrupts enabled\n");
 }
 
 static inline void disable_interrupts()
 {
     __asm__ volatile("cli");
+    printf("Interrupts disabled\n");
 }

src/arch/x86_64/mmap.c

@@ -24,7 +24,9 @@ void map_memory(multiboot_info_t* mbd)
     {
         multiboot_memory_map_t* mmmt = (multiboot_memory_map_t*)(mbd->mmap_addr + offset);
 
-        if (mmmt->type == MULTIBOOT_MEMORY_AVAILABLE && num_regions < USABLE_REGION_SIZE)
+        if (mmmt->type == MULTIBOOT_MEMORY_AVAILABLE)
+        {
+            if (num_regions < USABLE_REGION_SIZE)
             {
                 usable_regions[num_regions] = (memory_region_t){
                     .base_address = mmmt->addr,
@@ -33,6 +35,12 @@ void map_memory(multiboot_info_t* mbd)
 
                 num_regions++;
             }
+            else
+            {
+                printf("System has more memory than the memory map can hold\n");
+                break;
+            }
+        }
 
         offset += mmmt->size + sizeof(mmmt->size);
     }

src/arch/x86_64/start.asm

@@ -1,7 +1,6 @@
 global _start
 extern entry
 extern handle_isr
-extern pml4
 
 %define FLAGS       0b10
 %define MAGIC       0x1BADB002