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Intel
Table 130.
HWRXBUF – RX Buffer Hardware Parameters
Field
(Reserved)
RXADD
RXBURST
9.11
Host Capability Registers
Host Capability registers specify the software limits, restrictions, and capabilities of the
host controller implementation.
9.11.1
CAPLENGTH – EHCI Compliant
Address:
Default Value: 40h
Attribute:
Size:
This register is used to indicate which offset to add to the register base address at the
beginning of the Operational Register.
7
6
5
CAPLENGTH[7:0]
9.11.2
HCIVERSION – EHCI Compliant
Address:
Default Value: 0100h
Attribute:
Size:
This is a two-byte register containing a BCD encoding of the EHCI revision number
supported by this host controller. The most significant byte of this register represents a
major revision and the least significant byte is the minor revision.
15 14 13 12 11 10 9
9.11.3
HCSPARAMS – EHCI Compliant with Extensions
Address:
Default Value: 0x0001_0011
Attribute:
Size:
Port steering logic capabilities are described in this register.
®
®
Intel
IXP45X and Intel
IXP46X Product Line of Network Processors
Developer's Manual
370
®
®
IXP45X and Intel
IXP46X Product Line of Network Processors—USB 2.0 Host Controller
These bits are reserved and should be zero.
VUSB_HS_RX_ADD
VUSB_HS_RX_BURST
Base + 100h
Read Only
8 bits
4
3
2
1
0
Base + 102h
Read Only
16 bits
8
7
6
HCIVERSION[15:0]
Base + 104h
Read Only
32 bits
Description
5
4
3
2
1
0
August 2006
Order Number: 306262-004US
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