C-6 Compaq AlphaServer ES40 Service Guide
Table C–1 DPR Address Layout (Continued)
Location Logical Written
(Hex) Indicator By Used For
B2 RMC Status of RMC to read SCSI backplane
Definition:
Bit 0 — SCSI backplane 0
Bit 1 — SCSI backplane 1
Bit 4 — Power supply 0
Bit 5 — Power supply 1
Bit 6 — Power supply 2
B3:B9 Unused Unused
BA RMC I
2
C done, BA = finished
BB RMC RMC Power on Error indicates error during
power-up (1=Flash Corrupted)
BC RMC RMC flash update error status
BD RMC Copy of PS input Value. See Appendix D.
BE RMC Copy of the byte from the I/O expanders on the
SPC loaded by the RMC on fatal errors. See
Appendix D.
BF RMC Reason for system failure. See Appendix D.
C0:D8 Unused
D9 RMC Baud rate
DA TIG Indicates TIG finished loading its code (0xAA
indicates done)
DB:E3 RMC Fan/Temp info from PS1
E4:EC RMC Fan/Temp info from PS2
ED:F5 RMC Fan/Temp info from PS3
F6:F8 Unused Unused
F9 Firmware Buffer Size (0-0xFF) or 1 to 256 bytes
FA:FB FA Firmware Command address qualifier
FA = lower byte, FB = upper byte