USS344 Просмотр технического описания (PDF) - Agere -> LSI Corporation

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USS344

USS-344 QuadraBus™ Four-Host PCI-to-USB OpenHCI Host Controller

Agere -> LSI Corporation 

USS-344 QuadraBus

Four-Host PCI-to-USB OpenHCI Host Controller

Advance Data Sheet, Rev. 9

June 2001

PCI Registers (continued)

PCI Function 2—Single-Port USB Host Controller 2

Table 54. Vendor ID Register (00h—01h)

This register is fixed as the Agere Systems vendor ID assigned by the PCI SIG.

Bits

15:0

Field

Vendor ID

Read/Write

R

Reset/Description

Assigned 11C1h

Table 55. Device ID Register (02h—03h)

This register is fixed as the Agere Systems product USS-344.

Bits

Field

15:0

Device ID

R

Read/Write

Reset/Description

Assigned 5803h

Table 56. Command Register (04h—05h)

All read-only bits represent nonconfigurable features of the USS-344.

Bits

0

1

2

3

4

5

6

7

8

9

15:10

Field

IO Space

Memory Space

Bus Master

Special Cycles

Memory Write and Invalidate Enable

VGA Palette Snoop

Parity Error Response

Wait Cycle Control

SERRN Enable

Fast Back-to-back Enable

Reserved

Read/Write

R/W

R/W

R/W

R

R/W

R

R/W

R

R/W

R/W

R

Reset/Description

0

0

0

0

0

0

0

0

0

0

000000b

Table 57. Status Register (06h—07h)

All read-only bits represent nonconfigurable features of the USS-344.

Bits

3:0

4

Reserved

Capabilities

Field

Read/Write

R

R

5

66 MHz Capable

R

6

UDF Support

R

7

Fast Back-to-back Capable

R

8

Data Parity Error Detected

R/W

10:9

DEVSEL Timing

R

11

Signaled Target Abort

R/W

12

Received Target Abort

R/W

13

Received Master Abort

R/W

14

Signaled System Error

R/W

15

Detected Parity Error

R/W

Reset/Description

0000b

TEST1 = 0b: 1

TEST1 = 1b: 0

0

0

0

0

01

0

0

0

0

0

20

Agere Systems Inc.

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