876784 Intel, 876784 Datasheet - Page 496

• Manufacturer Part Number: 876784
• Manufacturer: Intel

Specifications of 876784

• Lead Free Status / RoHS Status: Compliant

12.1.10
.
12.1.11
.
12.1.12
496
PCMD_BAR—Primary Command Block Base Address
Register (SATA–D31:F2)
Address Offset: 10h
Default Value:
NOTE: This 8-byte I/O space is used in native mode for the Primary Controller’s Command Block.
PCNL_BAR—Primary Control Block Base Address Register
(SATA–D31:F2)
Address Offset: 14h
Default Value:
NOTE: This 4-byte I/O space is used in native mode for the Primary Controller’s Command Block.
SCMD_BAR—Secondary Command Block Base Address
Register (IDE D31:F1)
Address Offset: 18h
Default Value:
NOTE: This 4-byte I/O space is used in native mode for the Secondary Controller’s Command
31:16
31:16
31:16
15:3
15:3
15:2
2:1
Bit
Bit
2:1
Bit
0
0
1
0
Block.
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.
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.
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.
00000001h
00000001h
00000001h
–
–
–
13h
17h
1Bh
SATA Controller Registers (D31:F2) (Desktop and Mobile Only)
Description
Description
Description
Attribute:
Size:
Attribute:
Size:
Attribute:
Size:
Intel
R/W, RO
32 bits
R/W, RO
32 bits
R/W, RO
32 bits
®
ICH7 Family Datasheet