Intel Extensible Firmware Interface Specification page 171

Table 7-2. EFI Scan Codes for SIMPLE_INPUT_INTERFACE (continued)
EFI Scan Code Description
0x0b Function 1.
0x0c Function 2.
0x0d Function 3.
0x0e Function 4.
0x0f Function 5.
0x10 Function 6.
0x11 Function 7.
0x12 Function 8.
0x13 Function 9.
0x14 Function 10.
0x17 Escape.
Version 1.02 12/12/00
Console I/O Protocol
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