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5-176 C141-E262
• SLEEP
• DEVICE CONFIGRATION RESTORE
• DEVICE CONFIGRATION FREEZE LOCK
• WRITE UNCORRECTABLE EXT
The following is the protocol for command execution without data transfer:
1) The device receives a non-data command with the RegHD FIS.
2) The device executes the received command.
3) Command execution is completed.
4) The device reports the completion of command execution by sending to the
host the RegDH FIS with 1 set in the I bit.
Device
Host
RegHD
RegDH
Figure 5.13 Non-data command protocol