MPC8544COMEDEV Freescale Semiconductor, MPC8544COMEDEV Datasheet - Page 210
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MPC8544COMEDEV
Manufacturer Part Number
MPC8544COMEDEV
Description
KIT DEV EXPRESS MPC8544COM
Manufacturer
Freescale Semiconductor
Type
MPUr
Datasheets
1.MPC8544VTALF.pdf
(117 pages)
2.MPC8544VTALF.pdf
(2 pages)
3.MPC8544VTALF.pdf
(1340 pages)
Specifications of MPC8544COMEDEV
Contents
Board
For Use With/related Products
MPC8544
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
- Current page: 210 of 1340
- Download datasheet (12Mb)
Core Complex Overview
5.9.1
The core complex fetch and load/store units generate 32-bit effective addresses. The MMU translates these
addresses to real addresses (32-bit real addresses for the e500v1 core, 36-bit for the e500v2) (which are
used for memory bus accesses) using an interim 41-bit virtual address.
Figure 5-9
5-24
* Number of bits depends on page size (4 Kbytes–256 Mbytes).
Instruction Access
256-Entry 2-Way Set-Assoc. Array (TLB0)
16-Entry Fully-Assoc. VSP Array (TLB1)
shows the translation flow for the e500v1 core.
Address Translation
MPC8544E PowerQUICC III Integrated Host Processor Family Reference Manual, Rev. 1
•••
L2 MMU (Unified)
Figure 5-9. Effective-to-Real Address Translation Flow
IS DS •••
Data Access
AS
32-Bit Real Address
MSR
8 Bits
PID0
PID2
PID1
4–20 Bits*
4–20 Bits*
Three 41-Bit Virtual Addresses (VAs)
Instruction L1 MMU
Effective Page Number
Real Page Number
2 TLBs
L1 MMUs
32-Bit Effective Address (EA)
Data L1 MMU
2 TLBs
12–28 Bits*
12–28 Bits*
Freescale Semiconductor
Byte Address
Byte Address
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