diff options
Diffstat (limited to 'bootasm.S')
| -rw-r--r-- | bootasm.S | 6 |
1 files changed, 3 insertions, 3 deletions
@@ -12,8 +12,8 @@ start: cli # BIOS enabled interrupts; disable - # Set up the important data segment registers (DS, ES, SS). - xorw %ax,%ax # Segment number zero + # Zero data segment registers DS, ES, and SS. + xorw %ax,%ax # Set %ax to zero movw %ax,%ds # -> Data Segment movw %ax,%es # -> Extra Segment movw %ax,%ss # -> Stack Segment @@ -37,7 +37,7 @@ seta20.2: outb %al,$0x60 # Switch from real to protected mode. Use a bootstrap GDT that makes - # virtual addresses map dierctly to physical addresses so that the + # virtual addresses map directly to physical addresses so that the # effective memory map doesn't change during the transition. lgdt gdtdesc movl %cr0, %eax |