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0000000000008000 <smp_start>:
    8000:       fa                      cli
    8001:       66 be ef be ad de       mov    $0xdeadbeef,%esi
    8007:       31 c0                   xor    %ax,%ax
    8009:       8e d8                   mov    %ax,%ds
    800b:       8e d0                   mov    %ax,%ss
    800d:       66 b8 3a 80 00 00       mov    $0x803a,%eax
    8013:       67 0f 01 10             lgdtw  (%eax)
    8017:       ea 1c 80 08 00          ljmp   $0x8,$0x801c
 
000000000000801c <pmode>:
    801c:       eb fe                   jmp    801c <pmode>