Configuring A Pci Nvram Module; Prcache Command - Compaq AlphaServer 1200 User Manual

4.6.2 Configuring a PCI NVRAM Module

The prcache command is used for system configuration when a PCI NVRAM
module is in the system. The command is used only with DIGITAL UNIX
systems.
Example 4-14 Prcache Command
P00>>> prcache -f
PCI NVRAM Disk Cache: passed
Size: 4MB
PCI Memory Address: 40000000
System ID: 12000000
State: - not valid
Battery Status: good (Charging)
Battery Disconnect Circuit Status: enabled
P00>>> prcache -z
This command will zero the PCI NVRAM Disk Cache
Do you really want to continue [Y/N] ? : y
clearing disk cache
P00>>>
The prcache command is used to check PCI NVRAM configuration information and
battery status, to clear data from the NVRAM module, and to set the date of the next
battery replacement. This command is used only with DIGITAL UNIX systems. The
syntax is:
prcache -{f,z,b}
-f Checks configuration information and battery status.
-z Clears valid data; writes zeros to memory.
-b Sets the date (month and year) for battery replacement.
4-22 User's Guide