CBI/CGI Technical Reference

PORT 80 CODES (CONTINUED)

Code

Description

 

 

FC

Erasing flash ROM next.

FD

Programming flash ROM next.

FF

Flash ROM programming successful. Restarting system BIOS next.

Runtime code is uncompressed in F000 shadow RAM.

03

NMI is disabled. Checking for soft reset/power-on next.

05

BIOS stack has been built. Disabling cache memory next.

06

Uncompressing POST code next.

07

Initializing CPU and CPU data area next.

08

CMOS checksum calculation to be done next.

0A

CMOS checksum calculation done. Initializing CMOS status register for date and

 

time next.

0B

CMOS status register initialized. Next, performing any required initialization before

 

keyboard BAT command issued.

0C

Keyboard controller input buffer free. Issuing BAT command to keyboard controller

 

next.

0E

Keyboard controller BAT command result verified. Performing any necessary initial-

 

ization after keyboard controller BAT test next.

0F

Initialization after keyboard controller BAT command test done. Keyboard command

 

byte to be written next.

10Keyboard controller command byte is written. Issuing Pin 23, 24 blocking/unblocking command next.

11Checking if <End> or <Ins> keys were pressed during power-on next. Initializing CMOS RAM if the “Initialize CMOS RAM in every boot” AMIBIOS POST option was set in AMIBCP or the <End> key was pressed.

12Disabling DMA controllers 1 and 2 and interrupt controllers 1 and 2 next.

13Video display disabled and port B initialized. Initializing chipset next.

148254 timer test to begin next.

19

8254 timer test over. Starting memory refresh test next.

1A

Memory refresh line is toggling. Checking 15 microsecond on/off time next.

23Reading 8042 input port and disabling MEGAKEY Green PC feature next. Making BIOS code segment writable and performing any necessary configuration before initializing the interrupt vectors.

Chassis Plans

A-7

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Intel S5721-xxx manual Port 80 Codes
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S5721-xxx specifications

The Intel S5721-xxx is a high-performance processor designed for a variety of applications, particularly in data center environments and enterprise-level solutions. This processor is part of Intel's line of server-grade CPUs, which are engineered to deliver exceptional performance, efficiency, and scalability.

One of the standout features of the Intel S5721-xxx is its multi-core architecture, which allows for enhanced parallel processing capabilities. This is crucial for workloads that require simultaneous processing of multiple tasks, such as virtualization, cloud computing, and large-scale data analytics. With up to 20 physical cores and support for Intel Hyper-Threading technology, the S5721-xxx can handle up to 40 threads, significantly improving throughput and performance for demanding applications.

In terms of performance, the S5721-xxx offers impressive clock speeds that can reach up to 3.2 GHz, providing the necessary power for demanding tasks. Additionally, the processor supports Intel Turbo Boost Technology, which automatically increases the processor's frequency to provide extra performance when needed. This dynamic scaling ensures efficient resource utilization, making the processor an ideal choice for environments where workload requirements can fluctuate.

Another notable characteristic of the S5721-xxx is its advanced memory support. The processor is compatible with DDR4 memory, allowing for high bandwidth and low latency, which is essential for applications that require quick access to large datasets. Additionally, the S5721-xxx supports Intel Optane technology, which enhances memory performance and offers lower latency, providing a considerable advantage in data-intensive operations.

Intel's S5721-xxx also features enhanced security technologies. With Intel Software Guard Extensions (SGX), this processor provides hardware-based protection for applications and data, which is critical for enterprise applications dealing with sensitive information. Furthermore, it includes Intel Virtualization Technology, facilitating improved resource management and security in virtual environments.

Thermal management is also a focus for the S5721-xxx. It incorporates Intel's thermal velocity boost technology, which optimizes thermal performance and ensures that the processor can maintain high speeds without overheating under heavy loads.

In summary, the Intel S5721-xxx is characterized by its robust multi-core architecture, high clock speeds, advanced memory support, and security features. Its design caters specifically to the needs of modern data-driven enterprises and offers the scalability necessary to support emerging technologies and workloads. With its combination of performance, efficiency, and security, the Intel S5721-xxx is a formidable choice for organizations looking to enhance their computing capabilities.
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