xv6

commit 6c8e36b21b75ce984120b1eb8a701961bc60dfa2
parent 5a8ea7e31adaab34c54b332d83e1ef55273648c4
Author: Brian Swetland <swetland@frotz.net>
Date:   Sat,  4 Jan 2014 13:30:22 -0800

entry64: remove uart debug chatter

Diffstat:
M
kernel/entry64.S
 | 
7
-------

1 file changed, 0 insertions(+), 7 deletions(-)
diff --git a/kernel/entry64.S b/kernel/entry64.S
@@ -118,19 +118,12 @@ gdt64_end:
 .align 16
 .code64
 entry64low:
-  movw $0x3f8, %dx
-  movb $'6', %al
-  out %al, (%dx)
-
   movq $entry64high, %rax
   jmp *%rax
 
 .global _start
 _start:
 entry64high:
-  movw $0x3f8, %dx
-  movb $'4', %al
-  out %al, (%dx)
 
 # ensure data segment registers are sane
   xor %rax, %rax