Check Power Mode (X'98' Or X'e5') - Fujitsu MHW2040BS Product Manual

(14) CHECK POWER MODE (X'98' or X'E5')

The host checks the power mode of the device with this command.
The host system can confirm the power save mode of the device by the contents of
the Sector Count field after executing this command.
The device sets the following field value. After that, the device reports the status
to the host system.
• During moving to Standby mode
• Standby mode
• Idle mode
• Active mode
•
Error reporting conditions
(1) A SATA communication error occurred (ST = 51h, ER = 14h).
At command issuance (Shadow Block Registers setting contents)
CM
DH
CH
CL
SN
SC
FR
At command completion (Shadow Block Registers contents to be read)
ST
DH
CH
CL
SN
SC
ER
C141-E249
Power save mode
X'98' or X'E5'
x x x
Status information
x x x
X'00' or X'FF'
Error information
Sector Count field
X'00'
X'FF'
X'FF'
x xx
xx
xx
xx
xx
xx
x xx
xx
xx
xx
5.3 Host Commands
5-53