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AMD Geode™ LX Processors Data Book 209
6
Integrated Functions 33234H
6.0Integrated Functions
The integrated functions of the AMD Geode™ LX proces-
sor are:
• GeodeLink™ Memory Controller (GLMC)
• Graphics Processor (GP)
• Display Controller (DC)
• Video Processor (VP)
• GeodeLink Control Processor (GLCP)
• GeodeLink PCI Bridge (GLPCI)
• Video Input Port (VIP)
• Security Block (SB)
This section provides a functional description of each mod-
ule and its respective registers.
Figure 6-1. Integrated Functions Block Diagram
GeodeLink™ Interface Unit 0
GeodeLink™ Interface Unit 1
GeodeLink™
Control
Diagnostic
Test
Power Mgmnt
GeodeLink™
SDCLKs
TLB
Integer
Unit
MMU
Load/Store
FPU
64 KB L1 D-cache
64 KB L1 I-cache
Bus Controller
CPU Core
Alpha Compositing
ROP Unit
BLT Engine
Graphics Processor (GP)
Timing
Palette RAM
Compression Buffer
Display Controller (DC)
Alpha Blender
Video Mixer
Video Scalar
Video Processor (VP)
RGB YUV
Graphics Filter/Scaling
(GLIU0)
(GLIU1)
Memory
Clock Module
CPU PLL
System PLL
TFT/VOP
3x8-Bit DAC
CRT
PCI
SYSREF
DOTREF
Test/Reset
Interface
Processor (GLCP)
Controller (GLMC)
DOTCLK PLL
128 KB L2 cache
1 KB
LUT
Rotation BLT
Companion I/F
VIP
HW VGA
128-bit AES
TFT
Controller/
Video
Output
Port (VOP)
AMD Geode™
Companion
Device
64-Bit
DDR
Security Block
Random Number
Generator
EEPROM on package
64-bit DDR SDRAM
(CBC/ECB)
Tr ue
(optional)
GeodeLink™
PCI Bridge
(GLPCI)
Video Input
Port (VIP)
(SB)