1 What: /sys/firmware/efi/runtime-map/
2 Date: December 2013
3 Contact: Dave Young <dyoung@redhat.com>
4 Description: Switching efi runtime services
5 that all efi memory ranges whi
6 bit set to be mapped to virtua
7
8 The efi runtime services can o
9 mode once without rebooting. T
10 the same physical to virtual a
11 kernel. The mappings are expor
12 can reassemble them and pass t
13
14 /sys/firmware/efi/runtime-map/
15 exports that information in.
16
17 subdirectories are named with
18
19 /sys/firmware/efi/runt
20 /sys/firmware/efi/runt
21 /sys/firmware/efi/runt
22 /sys/firmware/efi/runt
23 ...
24
25 Each subdirectory contains fiv
26
27 ========= ==================
28 attribute The attributes of
29 num_pages The size of the me
30 phys_addr The physical addre
31 type The type of the me
32 virt_addr The virtual addres
33 ========= ==================
34
35 Above values are all hexadecim
36 Users: Kexec
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