diff options
Diffstat (limited to 'arch/x86/boot/pmjump.S')
| -rw-r--r-- | arch/x86/boot/pmjump.S | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/x86/boot/pmjump.S b/arch/x86/boot/pmjump.S index ab049d4..141b6e2 100644 --- a/arch/x86/boot/pmjump.S +++ b/arch/x86/boot/pmjump.S @@ -33,6 +33,8 @@ protected_mode_jump: movw %cs, %bx shll $4, %ebx addl %ebx, 2f + jmp 1f # Short jump to serialize on 386/486 +1: movw $__BOOT_DS, %cx movw $__BOOT_TSS, %di @@ -40,8 +42,6 @@ protected_mode_jump: movl %cr0, %edx orb $X86_CR0_PE, %dl # Protected mode movl %edx, %cr0 - jmp 1f # Short jump to serialize on 386/486 -1: # Transition to 32-bit mode .byte 0x66, 0xea # ljmpl opcode |