[INTERRUPTS] Exception handling

2016-11-20 11:26:32 +01:00
parent 0120df249e
commit 5dd42d26ae
11 changed files with 309 additions and 3 deletions
--- a/kernel/arch/registers.S
+++ b/kernel/arch/registers.S
@@ -0,0 +1,23 @@
+.intel_syntax noprefix
+
+.global load_idt
+load_idt:
+  lidt [rdi]
+  ret
+
+.global read_cr0
+read_cr0:
+  mov rax, cr0
+  ret
+.global read_cr2
+read_cr2:
+  mov rax, cr2
+  ret
+.global read_cr3
+read_cr3:
+  mov rax, cr3
+  ret
+.global read_cr4
+read_cr4:
+  mov rax, cr4
+  ret