User Guide

2-11
Microsoft Windows NT Installation
To enter driver-specific parameters, follow these steps:
1
Select Run from the File menu (Windows NT 3.5x), or Run
from the Start button (Windows NT 4.0).
2
Type regedt32 and press Enter.
3
Open the registry list to the following location:
\HKEY_LOCAL_MACHINE\System\CurrentControlSet\
Services\aic78xx\Parameters\Device\DriverParameters
or
\HKEY_LOCAL_MACHINE\System\CurrentControlSet\
Services\aic78u2\Parameters\Device\DriverParameters
If the
\Parameters\Device\DriverParameters keys already exist,
skip to step 10 below to begin entering parameters. If the keys
do not yet exist, you will need to create them by continuing
with step 4.
4
Click on the aic78xx or aic78u2 key.
5
Select Add Key from the Edit menu; Type Parameters in the
Key Name edit box. Leave the Class edit box blank.
6
Click on the Parameters key.
7
Select Add Key from the Edit menu; Type Device in the Key
Name edit box. Leave the Class edit box blank.
To specify a certain host adapter, append Device with the
number of the host adapter. For example, type Device0 for the
first host adapter, Device1 for the second, etc. If you omit the
host adapter number, the configuration information applies to
all 7800 Family host adapters.
8
Click on the Device key.
9
Select Add Value from the Edit menu; type DriverParameters
in the Key Name edit box. Enter REG_SZ as the Data Type and
press Enter.
10
A String Editor text box appears. Enter valid parameters in the
text box. When entering multiple parameters, each parameter
must be separated by a space.