From 4fb03cde2050d12626749b1beab72f1f95e8ab61 Mon Sep 17 00:00:00 2001
From: Stefan Lankes <lankes@lfbs.rwth-aachen.de>
Date: Mon, 11 Jun 2012 16:15:26 +0200
Subject: [PATCH] fix bug in the initialization of the stack pointer

---
 arch/x86/kernel/entry64.asm | 10 +---------
 1 file changed, 1 insertion(+), 9 deletions(-)

diff --git a/arch/x86/kernel/entry64.asm b/arch/x86/kernel/entry64.asm
index 0769a044..e9400a2f 100644
--- a/arch/x86/kernel/entry64.asm
+++ b/arch/x86/kernel/entry64.asm
@@ -48,14 +48,6 @@ mboot:
     dd MULTIBOOT_HEADER_FLAGS
     dd MULTIBOOT_CHECKSUM
     
-    ; AOUT kludge - must be physical addresses. Make a note of these:
-    ; The linker script fills in the data for these ones!
-    ; dd mboot
-    ; dd code
-    ; dd bss
-    ; dd end
-    ; dd start
-
 ALIGN 4
 ; we need already a valid GDT to switch in the 64bit modus
 GDT64:                           ; Global Descriptor Table (64-bit).
@@ -253,7 +245,7 @@ start64:
     mov ss, ax
 ; set default stack pointer
     extern default_stack_pointer
-    mov rsp, default_stack_pointer
+    mov rsp, [default_stack_pointer]
 ; interpret multiboot information
     extern multiboot_init
     mov rdi, rbx