added halt to infinite loops

[palacios.git] / geekos / src / geekos / lowlevel.asm

diff --git a/geekos/src/geekos/lowlevel.asm b/geekos/src/geekos/lowlevel.asm
index 2c64e8a..c8d0b8d 100644 (file)
--- a/geekos/src/geekos/lowlevel.asm
+++ b/geekos/src/geekos/lowlevel.asm
@@ -160,6 +160,9 @@ EXPORT Get_ESP
 ; EBP
 EXPORT Get_EBP
 
+; Halt machine
+EXPORT Halt
+
 ; Virtual memory support.
 EXPORT Enable_Paging
 EXPORT Set_PDBR
@@ -381,6 +384,11 @@ Get_MSR:
 
 
 align 8
+Halt:
+       hlt
+
+
+align 8
 Get_CR2:
        mov     eax, cr2
        ret