附录A：实验四的参考输出如下：

  1. make qemu
  2.  (THU.CST) os is loading ...
  4.  Special kernel symbols:
  5.  entry 0xc010002c (phys)
  6.  etext 0xc010d0f7 (phys)
  7.  edata 0xc012dad0 (phys)
  8.  end 0xc0130e78 (phys)
  9.  Kernel executable memory footprint: 196KB
  10.  memory management: default_pmm_manager
  11.  e820map:
  12.  memory: 0009f400, [00000000, 0009f3ff], type = 1.
  13.  memory: 00000c00, [0009f400, 0009ffff], type = 2.
  14.  memory: 00010000, [000f0000, 000fffff], type = 2.
  15.  memory: 07efd000, [00100000, 07ffcfff], type = 1.
  16.  memory: 00003000, [07ffd000, 07ffffff], type = 2.
  17.  memory: 00040000, [fffc0000, ffffffff], type = 2.
  18.  check_alloc_page() succeeded!
  19.  check_pgdir() succeeded!
  20.  check_boot_pgdir() succeeded!
  21.  -------------------- BEGIN --------------------
  22.  PDE(0e0) c0000000-f8000000 38000000 urw
  23.  |-- PTE(38000) c0000000-f8000000 38000000 -rw
  24.  PDE(001) fac00000-fb000000 00400000 -rw
  25.  |-- PTE(000e0) faf00000-fafe0000 000e0000 urw
  26.  |-- PTE(00001) fafeb000-fafec000 00001000 -rw
  27.  --------------------- END ---------------------
  28.  check_slab() succeeded!
  29.  kmalloc_init() succeeded!
  30.  check_vma_struct() succeeded!
  31.  page fault at 0x00000100: K/W [no page found].
  32.  check_pgfault() succeeded!
  33.  check_vmm() succeeded.
  34.  ide 0: 10000(sectors), 'QEMU HARDDISK'.
  35.  ide 1: 262144(sectors), 'QEMU HARDDISK'.
  36.  SWAP: manager = fifo swap manager
  37.  BEGIN check_swap: count 1, total 31944
  38.  mm->sm_priv c0130e64 in fifo_init_mm
  39.  setup Page Table for vaddr 0X1000, so alloc a page
  40.  setup Page Table vaddr 0~4MB OVER!
  41.  set up init env for check_swap begin!
  42.  page fault at 0x00001000: K/W [no page found].
  43.  page fault at 0x00002000: K/W [no page found].
  44.  page fault at 0x00003000: K/W [no page found].
  45.  page fault at 0x00004000: K/W [no page found].
  46.  set up init env for check_swap over!
  47.  write Virt Page c in fifo_check_swap
  48.  write Virt Page a in fifo_check_swap
  49.  write Virt Page d in fifo_check_swap
  50.  write Virt Page b in fifo_check_swap
  51.  write Virt Page e in fifo_check_swap
  52.  page fault at 0x00005000: K/W [no page found].
  53.  swap_out: i 0, store page in vaddr 0x1000 to disk swap entry 2
  54.  write Virt Page b in fifo_check_swap
  55.  write Virt Page a in fifo_check_swap
  56.  page fault at 0x00001000: K/W [no page found].
  57.  swap_out: i 0, store page in vaddr 0x2000 to disk swap entry 3
  58.  swap_in: load disk swap entry 2 with swap_page in vadr 0x1000
  59.  write Virt Page b in fifo_check_swap
  60.  page fault at 0x00002000: K/W [no page found].
  61.  swap_out: i 0, store page in vaddr 0x3000 to disk swap entry 4
  62.  swap_in: load disk swap entry 3 with swap_page in vadr 0x2000
  63.  write Virt Page c in fifo_check_swap
  64.  page fault at 0x00003000: K/W [no page found].
  65.  swap_out: i 0, store page in vaddr 0x4000 to disk swap entry 5
  66.  swap_in: load disk swap entry 4 with swap_page in vadr 0x3000
  67.  write Virt Page d in fifo_check_swap
  68.  page fault at 0x00004000: K/W [no page found].
  69.  swap_out: i 0, store page in vaddr 0x5000 to disk swap entry 6
  70.  swap_in: load disk swap entry 5 with swap_page in vadr 0x4000
  71.  check_swap() succeeded!
  72.  ++ setup timer interrupts
  73.  this initproc, pid = 1, name = "init"
  74.  To U: "Hello world!!".
  75.  To U: "en.., Bye, Bye. :)"
  76.  kernel panic at kern/process/proc.c:316:
  77.  process exit!!.
  79.  Welcome to the kernel debug monitor!!
  80.  Type 'help' for a list of commands.
  81.  K>