Digital Equipment Digital AlphaStation 200 Series Technical Information page 7

IO Commands ................................................................................................................ 9-4
Summary of Errors................................................................................................................ 9-4
Machine Check ID ......................................................................................................... 9-4
Machine Check Logout Frame .............................................................................................. 9-6
Error Registers ...................................................................................................................... 9-9
PALcode and Operating System Responsibilities .................................................................. 9-9
Error Format ....................................................................................................................... 9-10
SCB 660 Fatal Machine Checks .......................................................................................... 9-11
Machine Check Code 0x201, Retry Timeout Error ....................................................... 9-11
Machine Check Code 0x202, DMA Data Parity Error .................................................. 9-11
Machine Check Code 0x203, I/O Parity Error .............................................................. 9-12
Machine Check Code 0x204, Target Abort................................................................... 9-12
Machine Check Code 0x205, No Device ...................................................................... 9-14
Machine Check Code 0x206, Correctable Memory Error.............................................. 9-14
Machine Check Code 0x207, Uncorrectable Memory Error.......................................... 9-15
Machine Check Code 0x208, Invalid Page Table Lookup............................................. 9-15
Machine Check Code 0x209, Memory Error................................................................. 9-16
Machine Check Code 0x20A, Bcache Tag Address Parity Error................................... 9-17
Machine Check Code 0x20B, Bcache Tag Control Parity Error.................................... 9-17
Machine Check Code 0x20C, Nonexistent Memory Error ............................................ 9-18
Machine Check Code 0x20D, I/O Bus Error................................................................. 9-18
Machine Check Code 0x80, Bcache Tag Parity Error ................................................... 9-19
Machine Check Code 0x82, Bcache Tag Control Parity Error ...................................... 9-20
SCB 670 PROCESSOR FATAL MACHINE CHECKS....................................................... 9-21
Machine Check Code 0x84, Hard Error ........................................................................ 9-21
Machine Check Code 0x86, Correctable ECC .............................................................. 9-21
Machine Check Code 0x88, Noncorrectable ECC......................................................... 9-22
Machine Check Code 0x8A, Unknown Error................................................................ 9-22
Machine Check Code 0x8C, Soft Error......................................................................... 9-23
Machine Check Code 0x8E, Bugcheck ......................................................................... 9-23
Machine Check Code 0x90, OS Bugcheck.................................................................... 9-24
Machine Check Code 0x92, Primary Cache Data Fill Error (Dcache)........................... 9-24
Machine Check Code 0x94, Primary Cache Data Fill Error (Icache) ............................ 9-25
Primary Cache Fill ECC Error ............................................................................... 9-25
ADDITIONAL ERRORS ............................................................................................. 9-26
Bcache Multiple Error ........................................................................................... 9-26
Lost Error .............................................................................................................. 9-26
Primary Cache Multiple Error................................................................................ 9-27
10 Connector and Cable Information
Overview ............................................................................................................................ 10-1
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