Simm/Dimm Parallel Presence Detection Registers; Table 1-14. Simm/Dimm Parallel Presence Detection Registers - Motorola MVME2100 Programmer's Reference Manual

SIMM/DIMM Parallel Presence Detection Registers

These registers are reserved for future implementations of MPC8240
based systems and are intended for boards containing SIMM or DIMM
memory sockets using a parallel presence detection scheme.
Note

Table 1-14. SIMM/DIMM Parallel Presence Detection Registers

REG
BIT 0
FIELD
OPER
RESET x
PD[0-7]
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These registers are not implemented on the MVME2100.
Attempts to read these registers will result in indeterminate
data being returned.
SIMM/DIMM Parallel Presence Detection Registers -
0xFFE08XXX-0xFFE0BXXX
1 2 3
x X X
These bits reflect the current state of the presence detect bits
of any installed SIMM/DIMM modules that used a parallel
presence detection scheme.
System I/O Memory Map
4 5
R
X X
6 7
X X
1-17
1