Digital Equipment DECstation 5000/100 Series, Maintenance Manual

Page: 387 / 392

Error Address Register (EAR)
Table E-14. Error Address Register
Register Console Address Description
EAR 0xAE000004 Error address register
<28:2>
The EAR contains address bits <28:2>, used to access memory
at the time of a timeout or a memory parity error. Addresses
stored in the EAR remain there until the next error condition
is detected and a new address is stored. The EAR should be
accessed in response to a timeout interrupt or a buserror trap.
<1:0>
Bits are reserved.
<31:29>
Bits are reserved.
CPU and System Registers E–31