RM7000-300S PMC [PMC-Sierra, Inc], RM7000-300S Datasheet - Page 10

• Manufacturer Part Number: RM7000-300S
• Manufacturer: PMC [PMC-Sierra, Inc]

Proprietary and Confidential to PMC-Sierra, Inc and for its Customer’s Internal Use
Document ID: PMC-2002175, Issue 1
2
Block Diagram
Figure 1
Store Buffer
MultAdd, Add, Sub,
Packer/Unpacker
Secondary Tags
Multiplier Array
Block Diagram
Floating-Point
Floating-Point
Floating-Point
4-way Set Associative
Cvt, Div, Sqrt
Register File
Comparator
Primary Data Cache
Load/Align
Set A
D Bus
Write Buffer
Read Buffer
On-chip 256K Byte Secondary Cache, 4-way Set Associative
Secondary Tags
RM7000™ Microprocessor with On-Chip Secondary Cache Datasheet
Set B
System/Memory
DTLB
DTag
Branch PC Adder
Program Counter
Control
PC Incrementer
Coprocessor 0
Extenal Cache Controller
ITLB Virtual
Joint TLB
Pad Buffer
Address Buffer
IVA
Secondary Tags
ITLB
ITag
DVA
F-Pipe Bus
Set C
FA Bus
PLL/Clocks
DTLB Virtual
StAln/Sh
Logicals
M Pipe
Adder
Integer Register File
Load Aligner
Primary Instruction Cache
4-way Set Associative
Instruction Dispatch Unit
A/D Bus
M Pipe Register
F Pipe Register
Prefetch Buffer
Secondary Tags
Int Mult, Div, Madd
Logicals
F Pipe
Shifter
Adder
M-Pipe Bus
Set D
Pad Bus
Released
10