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Bitfields for AMD-645 USB Miscellaneous Control 1 register

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Bit Description

7

PCI memory commands
0 = support memory-read-line, memory-read-multiple, and memory-write-and-invalidate
1 = memory read and memory write commands only

6

do not disable port on EOF babble

5

eanble PCI parity checking and PERR# generation

4

reserved (0)

3

USB data length
0 = allow TD length up to 1280 bytes
1 = limit to 1023

2

enable USB power management

1

DMA limited to 8-DW burst instead of 16-DW

0

insert one PCI wait state

See Also:

#01046,#01048