sii3114 Silicon image, sii3114 Datasheet - Page 49
sii3114
Manufacturer Part Number
sii3114
Description
Pci To Serial Ata Controller
Manufacturer
Silicon image
Datasheet
1.SII3114.pdf
(127 pages)
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SiI3114 PCI to Serial ATA Controller
Data Sheet
Silicon Image, Inc.
Internal Register Space – Base Address 1
Access to this register is modified by the “shadow” Channel 0/2 Device Select bit.
These registers are 32-bits wide and define the internal operation of the SiI3114. The access types are defined as
follows: R=read, W=write, and C=clearable by some write operation. Access to this register is through the PCI I/O
space. Table 18 shows the internal register space for base 1 addresses.
Table 18. SiI3114 Internal Register Space – Base Address 1
Address
Register Name
Access
Offset
Type
31
16
15
00
00
Reserved
Device Control
Reserved
Reserved
R/W
H
Auxiliary Status
Channel 0/2 Task File Register 2
Address Offset: 00
H
Access Type: Read/Write
Reset Value: 0x0000_0000
31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 09 08 07 06 05 04 03 02 01 00
Device Control
Reserved
Reserved
Reserved
Auxiliary Status
This register defines one of the Channel 0/2 Task File registers in the SiI3114. The register bits are also mapped
to Base Address 5, Offset 88
. See “Channel X Task File Register 2” section on page 63 for bit definitions. The
H
value in the “shadow” Channel 0/2 Device Select bit is used to select the Task File registers for either Channel 0
(Master; bit is 0) or Channel 2 (Slave; bit is 1).
SiI-DS-0103-D
41
© 2007 Silicon Image, Inc.