EFI Shell commands -- MEMMAP(顯示記憶體映射維持由EFI環境)

Displays the memory map maintained by the EFI environment.

MEMMAP [-b]


    -b       - Display one screen at a time

Note:
    1. The EFI environment keeps track all the physical memory in the system
       and how it is currently being used.
    2. Total memory is the physical memory size not including the MemMapIO
       and MemPortIO size.
    3. Refer to the EFI specification for memory type definitions.

Examples:
  * To display the system memory map:
    fs0:\> memmap

Type     Start      End         # Pages      Attributes
available  0000000000750000-0000000001841FFF  00000000000010F2 0000000000000009
LoaderCode 0000000001842000-00000000018A3FFF  0000000000000062 0000000000000009
available  00000000018A4000-00000000018C1FFF  000000000000001E 0000000000000009
LoaderData 00000000018C2000-00000000018CAFFF  0000000000000009 0000000000000009
BS_code    00000000018CB000-0000000001905FFF  000000000000003B 0000000000000009
BS_data    0000000001906000-00000000019C9FFF  00000000000000C4 0000000000000009
...
RT_data    0000000001B2B000-0000000001B2BFFF  0000000000000001 8000000000000009
BS_data    0000000001B2C000-0000000001B4FFFF  0000000000000024 0000000000000009
reserved   0000000001B50000-0000000001D4FFFF  0000000000000200 0000000000000009

  reserved  :     512 Pages (2,097,152)
  LoaderCode:      98 Pages (401,408)
  LoaderData:      32 Pages (131,072)
  BS_code   :     335 Pages (1,372,160)
  BS_data   :     267 Pages (1,093,632)
  RT_data   :      19 Pages (77,824)
  available :   4,369 Pages (17,895,424)
Total Memory: 20 MB (20,971,520) Bytes