CP6004-SA/-RA/-RC/CP6004X-SA
Main Setup
ID 1053-6161, Rev. 3.0
Page 15
D R A F T — F O R I N T E R N A L U S E O N L Y
2.5.1.3
EHCI Hand-Off
This function is used to enable a workaround for operating systems without EHCI Hand-Off
support. The EHCI ownership change should be claimed by the EHCI driver.
Default setting: Disabled
2.5.2
USB Hardware Delays and Time-outs
2.5.2.1
USB Transfer Timeout
This function selects the timeout in seconds that the USB core will wait for Control, Bulk, and
Interrupt transfers.
Default setting: 20 sec
2.5.2.2
Device Reset Timeout
This function selects the timeout in seconds that the POST will wait for a USB mass storage
device to become ready after start unit command.
Default setting: 20 sec
2.5.2.3
Device Power-up Delay
This function determines the maximum time the device will take before it properly reports itself
to the Host Controller. “Auto” uses a default value: for a Root port it is 100 ms, for a Hub port
the delay is taken from Hub descriptor. If the “Manual” option is chosen, the device power up
delay in seconds field will be enabled to accept a delay ranging from 1 to 40 seconds.
Default setting: Auto
SETTING
DESCRIPTION
Disabled
Use this setting to disable EHCI Hand-Off support.
Enabled
Use this setting to enable EHCI Hand-Off support.
SETTING
DESCRIPTION
0
1 sec
0
5 sec
10 sec
20 sec
Use one of these settings to specify how long the USB core is to wait for Control, Bulk, and
Interrupt transfers.
SETTING
DESCRIPTION
10 sec
20 sec
30 sec
40 sec
Use one of these settings to specify how long the POST will wait for a USB mass storage
device to become ready after the start unit command.
SETTING
DESCRIPTION
Auto
Use this setting to specify a default delay time for a Root or Hub port.
(root port = 100ms; hub port = value in hub descriptor)
Manual
Use this setting to specify a delay time from 1 to 40 seconds. (contents of seconds field)