DEC Digital Alpha VME 4/224 User Manual page 250

Table 10–6 (Cont.) Interprocessor Communication Register Map Through VIF_
ABR
<byte 1>+ Register
Interprocessor communication registers (ICR)
07 8-bit general-purpose register 3
09 8-bit general-purpose register 4
0B VIC revision register
0D VIC status register
0F Intercommunication register status
Interprocessor communication global switches (ICGS)
Write Only. A write to an odd address sets the switch; a Write to an even
address clears that switch.
010 Clear global switch 0
011 Set global switch 0
012 Clear global switch 1
013 Set global switch 1
014 Clear global switch 2
015 Set global switch 2
016 Clear global switch 3
017 Set global switch 3
10–16 VME Interface
R/W
R/W
Read-only. Provides VIC64
hardware revision.
Read-only. Provides VIC64 status
revision.
Bits <4:0> are set when there is a
write access to the corresponding
ICR. See the VIC64 specification
for more complete details.
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