X6DVA-4G/X6DVA-EG User’s Manual

B-2 Bootblock Recovery Codes

The bootblock recovery checkpoint codes are listed in order of execution:

Checkpoint

Code Description

E0h

The onboard floppy controller if available is initialized. Next,

 

beginning the base 512 KB memory test.

E1h

Initializing the interrupt vector table next.

E2h

Initializing the DMA and Interrupt controllers next.

E6h

Enabling the floppy drive controller and Timer IRQs. Enabling internal

 

cache memory.

Edh

Initializing the floppy drive.

Eeh

Looking for a floppy diskette in drive A:. Reading the first sector of

 

the diskette.

Efh

A read error occurred while reading the floppy drive in drive A:.

F0h

Next, searching for the AMIBOOT.ROM file in the root directory.

F1h

The AMIBOOT.ROM file is not in the root directory.

F2h

Next, reading and analyzing the floppy diskette FAT to find the

 

clusters occupied by the AMIBOOT.ROM file.

F3h

Next, reading the AMIBOOT.ROM file, cluster by cluster.

F4h

The AMIBOOT.ROM file is not the correct size.

F5h

Next, disabling internal cache memory.

FBh

Next, detecting the type of flash ROM.

FCh

Next, erasing the flash ROM.

FDh

Next, programming the flash ROM.

FFh

Flash ROM programming was successful. Next, restarting the

 

system BIOS.

B-3 Uncompressed Initialization Codes

The following runtime checkpoint codes are listed in order of execution. These codes are uncompressed in F0000h shadow RAM.

Checkpoint

Code Description

03h

The NMI is disabled. Next, checking for a soft reset or a power on

 

condition.

05h

The BIOS stack has been built. Next, disabling cache memory.

06h

Uncompressing the POST code next.

07h

Next, initializing the CPU and the CPU data area.

08h

The CMOS checksum calculation is done next.

0Ah

The CMOS checksum calculation is done. Initializing the CMOS status

 

register for date and time next.

0Bh

The CMOS status register is initialized. Next, performing any required

 

 

 

B-2

Page 80
Image 80
American Megatrends X6DVA-4G, X6DVA-EG user manual Bootblock Recovery Codes

X6DVA-EG, X6DVA-4G specifications

American Megatrends is renowned for its innovative server and motherboard solutions. The X6DVA-4G and X6DVA-EG motherboards are notable examples that cater to enterprise-level applications and high-performance computing environments. Both motherboards are designed to support the latest advancements in technology while providing robust features for reliable performance.

The X6DVA-4G is an ATX motherboard that boasts dual Socket 604 configurations, allowing it to support dual Intel Xeon processors. This dual-processor setup significantly enhances computing power, making it suitable for resource-intensive applications, such as virtualization, high-performance computing, and database management. Its support for up to 64GB of DDR2 ECC memory ensures data integrity and stability during critical operations, providing an additional layer of reliability that is crucial for enterprise environments.

On the other hand, the X6DVA-EG offers similar capabilities while integrating different feature sets that cater to specific needs. Both boards support PCI-X and PCIe expansion slots, which allow for flexible hardware configurations. This expandability is vital in businesses where evolving technology demands can lead to the need for additional peripherals and components.

A standout feature of these motherboards is their comprehensive support for RAID configurations, including RAID 0, 1, 10, and 5. This functionality enhances data security and recovery, ensuring that critical information remains intact in the event of hardware failure. Additionally, both motherboards come equipped with multiple SATA interfaces for robust storage options, which are essential for handling large volumes of data.

Furthermore, Intel's Xeon processors, paired with the X6DVA series motherboards, enable advanced thermal management and power efficiency features. This is essential not only for maintaining optimal performance but also for reducing operational costs in data centers.

In conclusion, American Megatrends' X6DVA-4G and X6DVA-EG motherboards maintain the company's reputation for quality and reliability in high-performance computing solutions. With their dual-processor capabilities, extensive memory support, RAID functionality, and flexibility for expansion, these motherboards are exceptional choices for businesses looking to enhance their computing infrastructure. Their combination of performance, efficiency, and reliability makes them integral components for modern server solutions.