
Agere Systems Inc.
163
Data Sheet
July 2001
T8302 Internet Protocol Telephone
Advanced RISC Machine (
ARM
)
13 USB Host Controller
(continued)
13.2.1 USB Operational Registers Summary
Table 144. USB Operational Register Map
13.3 The Control and Status Partition
13.3.1 Hc Revision Register
Table 145. Hc Revision Register
Register
Address
0XE000 7000
0XE000 7004
0XE000 7008
0XE000 700C
0XE000 7010
0XE000 7014
0XE000 7018
0XE000 701C
0XE000 7020
0XE000 7024
0XE000 7028
0XE000 702C
0XE000 7030
0XE000 7034
0XE000 7038
0XE000 703C
0XE000 7040
0XE000 7044
0XE000 7048
0XE000 704C
0XE000 7050
0XE000 7054
Hc revision
(see Table 145 on page 163)
.
Hc control
(see Table 146 on page 164)
.
Hc command status
(see Table 147 on page 166)
.
Hc interrupt status
(see Table 148 on page 167)
.
Hc interrupt enable
(see Table 149 on page 169)
.
Hc interrupt disable
(see Table 150 on page 170)
.
Hc HCCA
(see Table 151 on page 171)
.
Hc period current ED
(see Table 152 on page 171)
.
Hc control head ED
(see Table 153 on page 172)
.
Hc control current ED
(see Table 154 on page 172)
.
Hc bulkhead ED
(see Table 155 on page 173)
.
Hc bulk current ED
(see Table 156 on page 173)
.
Hc done head
(see Table 157 on page 174)
.
Hc Fm interval
(see Table 158 on page 175)
.
Hc Fm remaining
(see Table 159 on page 175)
.
Hc Fm number
(see Table 160 on page 176)
.
Hc periodic start
(see Table 161 on page 176)
.
Hc LS threshold
(see Table 162 on page 177)
.
Hc Rh descriptor A
(see Table 163 on page 178)
.
Hc Rh descriptor B
(see Table 164 on page 180)
.
Hc Rh status
(see Table 165 on page 181)
.
Hc Rh port status [1:NDP]
(see Table 166 on page 182)
.
Address 0xE000 7000
Bit #
Name
Bit #
31:8
RSVD
Read/Write
HCD
—
R
7:0
REV
Key
Reset
Description
HC
—
R
31:8
7:0
RSVD
REV
—
10H
Reserved.
Revision.
This read-only field contains the BCD representation
of the version of the HCI specification that is implemented by
this HC. For example, a value of 11h corresponds to version
1.1. All of the HC implementations that are compliant with this
specification will have a value of 10h.