Compaq AlphaServer ES45 Service Manual page 358

Table C–1 DPR Address Layout (Continued)
Location Logical
(Hex) Indicator
3418
3419
341A:341E
341F
3420:342F
3430:343F
3440:344F
3450:349F
34A0:34A7
34A8:34AF
34B0:34B7
34B8:34CF
34C0:34FF 34C0
C-10 ES45 Service Guide
Written
By Used For
SROM/SRM Waiting to jump to flag for CPU0
SROM Shadow of value written to EV6 DC_CTL
register.
SROM Shadow of most recent writes to EV6 CBOX
"Write-many" chain.
SROM/SRM Reserved for future SROM/SRM
communication
SROM/SRM Repeat for CPU1 of CPU0
SROM/SRM Repeat for CPU2 of CPU0
SROM/SRM Repeat for CPU3 of CPU0
SROM/ Reserved for SROM mini-console via RMC
RMC communication area. Future design.
SROM Array 0 to DIMM ID translation
Bits<7:5>
0 = Exists, No Error
1 = Expected Missing
2 = Error - Missing
DIMM(s)
4 = Error - Illegal
DIMM(s)
6 = Error -
Incompatible
DIMM(s)
SROM Repeat for Array 1 of Array 0
34A0:34A7
SROM Repeat for Array 2 of Array 0
34A0:34A7
SROM Repeat for Array 3 of Array 0
34A0:34A7
SROM Used as scratch area for SROM
3410-341F
3410-341F
3410-341F
Bits<4:0>
Bits <2:0> =
DIMM + 1 (1-8)
Bits <4:3> =
MMB (0-3)