Mode Sense (10)
152 SL150 Interface Reference Manual Julyl 2017
SAS Enhanced Phy Control Subpage (HP Bridged)
TABLE 4-77 shows the format of the Serial Attached SCSI Enhanced Phy Control
Mode Subpage.
TABLE 4-77 SAS Enhanced Phy Control Mode Subpage
Byte
Bit
76543210
0 PS (0) SPF (1) Page Code (19h)
1 Sub-Page Code (03h)
2 to 3 MSB Page Length (2Ch) LSB
4 Reserved
5 Reserved Protocol Identifier (6h)
6 Generation Code
7 Number of Phys
Enhanced Phy Control Mode Descriptor List
8
to
27
MSB
First Enhanced Phy Control Mode Descriptor
LSB
28
to
47
MSB
Second Enhanced Phy Control Mode Descriptor
LSB
SAS Enhanced Phy Control Mode Subpage Definitions:
PS The Parameters Saveable bit is set to 0.
SPF The library returns a value of 1 for the SubPage Format bit, indicating this
page uses the sub_page mode page format.
Page Code The value 19h identifies the page as the SAS Port Control mode page.
Sub-Page Code The value 03h identifies the sub-page as the SAS Enhanced Phy Control
Mode Subpage.
Protocol Identifier The value 06h indicates the Serial Attached SCSI protocol.
Generation Code This field is a one-byte counter that shall be incremented by one by the
device server every time the values in this mode page are changed.
Number of Phys This field contains the number of phys in the SAS target device and
indicates the number of Enhanced Phy Control Mode Descriptors in the
Enhanced Phy Control Mode descriptor list.
SAS Phy Mode
Descriptors
See TABLE 4-78 for more information.