[rescue] help: what ails my sparc10?

[Arthur Wouk]

my sparc10 went down about aweek ago, while sitting quietly (dark
screen). couldn't get any response, and power reset failed to boot
properly. i  finally hooked up a sparc2 to the a port, and got the
following behavior in the POST. is my cpu dead? any other ideas?

# tip cuab
connected

           SMCC SPARCstation 10/20 UP/MP POST version VRV3.45 (09/11/95)

CPU_#0       HyperSPARC ROSS RT620/RT626         0x00100000 Bytes ECache 

CPU_#1       ******* NOT installed *******
CPU_#2       ******* NOT installed *******
CPU_#3       ******* NOT installed *******

           >>>>> Power On Self Test (POST) is running .... <<<<<

    <<< CPU_00000000 on MBus Slot_00000000 >>>
     ERROR : Address = 00000000,  
     exp[31:00] = aaaaaaaa, obs[31:00] = aaaaaa8a, xor[31:00] = 00000020Can't map device /eccmemctl at f,0

Can't map device /iommu at f,e0000000

Device not selected
#1  hyperSPARC 97/01/28 15:20:13
ok help
Illegal Instruction
ok ?
108098c8 
free-memory: bad address.
ok