BootVar

Get Boot Variables in UEFI Shell, e.g. Boot0000, Boot0001 ...

Environment

UDK2018
VC2015

Build Steps

1. Create "BootVar" folder in UDK\AppPkg.
2. Put BootVar.c and BootVar.inf in "BootVar" folder.
3. Add "AppPkg/Applications/BootVar/BootVar.inf" in "[Components]" of "AppPkg\AppPkg.dsc"
4. Build it

Run on my motherboard

Boot0000 : USB: ADATA USB Flash Drive 
FilePath Length 27 
FilePath.Type 05 
FilePath.SubType 01 
BBS(HD,USB: ADATA USB Flash Drive) 

Boot0001 : UEFI USB: ADATA USB Flash Drive 
FilePath Length 1C 
FilePath.Type 02 
FilePath.SubType 01 
PciRoot(0x0)/Pci(0x10,0x7)/USB(0x3,0x0) 

Boot0002 : Internal EDK Shell 
FilePath Length 2C 
FilePath.Type 04 
FilePath.SubType 07 
Fv(92E111AA-5F63-49D5-96C7-947422BDD1AA)/FvFile(C57AD6B7-0515-40A8-9D21-551652854E37)