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TLDEV—Device Register
Address
BB + 0000
Access
R/W
The TLDEV register is loaded during initialization with informa-
tion that identifies a node.
node.
31
HWREV
Table 7-3
TLDEV Register Bit Definitions
Name
Bit(s)
<31:24>
HWREV
<23:16>
SWREV
A zero value indicates an uninitialized
24 23
16 15
SWREV
Type
Function
R/W, 0
Hardware Revision. Identifies the hardware
revision level of a TLSB node. The value will be
loaded by hardware or self-test firmware during
node self-test. Bits <31:28> specify a major revi-
sion number and bits <27:24> specify a minor re-
vision number to be displayed by the console in
the format 0.0 through 15.15.
R/W, 0
Software Revision. Identifies the software (or
firmware) revision level of a TLSB node. The
value will be loaded by hardware or self-test
firmware during node self-test. Bits <23:20>
specify a major revision number and bits
<19:16> specify a minor revision number to be
displayed by the console in the format 0.0
through 15.15. These bits shall be zero if a soft-
ware revision level is not applicable to this node.
0
DTYPE
BXB-0491-93
System Registers 7-5
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