Intel STL2 User Manual

Page 20

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STL2 Server Board Architecture Overview

STL2 Server Board TPS

2-12

Integrated physical interface to TX magnetics.

The magnetics component terminates the 100Base-TX connector interface. A flash
device stores the network ID.

Support for Wake-on-LAN (WOL).

2.4.2.2 Video Controller

The STL2 server board includes an ATI Rage IIC video controller, 4 MB video SGRAM, and
support circuitry for an embedded SVGA video subsystem. The Rage IIC, 64-bit VGA Graphics
Accelerator contains a SVGA video controller, clock generator, BitBLT engine, and RAMDAC.
Two 512K x 32 SGRAM chips provide 4 MB of 10ns video memory.

The SVGA subsystem supports a variety of modes: up to 1280 X 1024 resolution, and up to
16.7 Million colors. It also supports analog VGA monitors, single- and multi-frequency,
interlaced and non-interlaced, up to 100 Hz vertical refresh frequency. The STL2 server board
provides a standard 15-pin VGA connector, and external video blanking logic for server
management console redirection support.

2.4.2.2.1 Video Controller PCI Signals

The Rage IIC supports a minimal set of 32-bit PCI signals because it never acts as a PCI
master. As a PCI slave, the device requires no arbitration or interrupts.

Rage IIC

PAR

STOP_L

TRDY_L

C/BE[3::0]_L

FRAME_L

AD[31::0]

SERR_L

PCI_CLK

RST_L

PERR_L

IRDY_L

DEVSEL_L
IDSEL

PCI_INT_L

Figure 2-2. Video Controller PCI Signals

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