enqcmds

Enqueue Command Supervisor

ENQCMDS r32, m512

Writes a command to a device (Supervisor mode).

Details

The Enqueue Command Supervisor instruction writes a command to a device (Supervisor mode).

Pseudocode Operation

// Writes a command to a device (Supervisor mode)

Example

ENQCMDS eax, [rbp-64]

Encoding

Binary Layout
F3
+0
0F
+1
38
+2
F8
+3
 
Format Legacy
Opcode F3 0F 38 F8
Extension ENQCMD

Operands

  • dest
    32-bit general-purpose register (e.g. EAX)
  • src
    512-bit memory operand