Intel 6 SERIES CHIPSET - DATASHEET 01-2011 Datasheet page 623

SATA Controller Registers (D31:F5)
15.1.12 SCMD_BAR—Secondary Command Block Base Address
Register (SATA D31:F5)
Address Offset: 18h
Default Value:
Bit
31:16
15:3
2:1
0
NOTE: This 8-byte I/O space is used in native mode for the Secondary Controller's Command
Block.
15.1.13 SCNL_BAR—Secondary Control Block Base Address
Register (SATA D31:F5)
Address Offset: 1Ch
Default Value:
Bit
31:16
15:2
1
0
NOTE: This 4-byte I/O space is used in native mode for the Secondary Controller's Command
Block.
Datasheet
1Bh
–
00000001h
Reserved
Base Address — R/W. This field provides the base address of the I/O space (8
consecutive I/O locations).
Reserved
Resource Type Indicator (RTE) — RO. Hardwired to 1 to indicate a request for I/O
space.
1Fh
–
00000001h
Reserved
Base Address — R/W. This field provides the base address of the I/O space (4
consecutive I/O locations).
Reserved
Resource Type Indicator (RTE) — RO. Hardwired to 1 to indicate a request for I/O
space.
Attribute: R/W, RO
Size: 32 bits
Description
Attribute: R/W, RO
Size: 32 bits
Description
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