Configuration Table,
Continued
Table 2–6
(Continued) MCT Components
Name
Description
Pointer to device
configuration table
1
Points to the DCT for the particular
device
1
Replicated for each device in the system.
Device
Configuration
Table
There is a device configuration table (DCT) entry for each device
in the Model 90 system. The DCT contains extended information
about the device, such as:
Device name
Diagnostic code location
Header information
The test dispatcher and the system test monitor use this data to
fetch the appropriate diagnostic code to execute from the ROM or
to load into RAM. The DCT is shown in Figure 2–7.
Continued on next page
2–22
