MSI 745 ULTRA User Guide - Page 54

System BIOS Cacheable, Function, MPS Table Version

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AMI BIOS Setup access by the CPU. The setting enables/disables the internal cache (also known as L1 or level 1 cache). Setting to Enabled will speed up the system performance. System BIOS Cacheable Selecting Enabled allows caching of the system BIOS ROM at F0000h-FFFFFh, resulting in better system performance. However, if any program writes to this memory area, a system error may result. Setting options: Enabled, Disabled. APIC Function This field is used to enable or disable the APIC (Advanced Programmable Interrupt Controller). Due to compliance with PC2001 design guide, the system is able to run in APIC mode. Enabling APIC mode will expand available IRQ resources for the system. Settings: Enabled and Disabled. MPS Table Version This field allows you to select which MPS (Multi-Processor Specification) version to be used for the operating system. You need to select the MPS version supported by your operating system. To find out which version to use, consult the vendor of your operating system. Settings: 1.4 and 1.1. 3-11

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AMI BIOS Setup
3-11
access by the CPU. The setting enables/disables the internal cache (also known
as L1 or level 1 cache). Setting to
Enabled
will speed up the system performance.
System BIOS Cacheable
Selecting
Enabled
allows caching of the system BIOS ROM at F0000h-FFFFFh,
resulting in better system performance. However, if any program writes to this
memory area, a system error may result. Setting options:
Enabled, Disabled
.
APIC
Function
This field is used to enable or disable the APIC (Advanced Programmable
Interrupt Controller). Due to compliance with PC2001 design guide, the system
is able to run in APIC mode. Enabling APIC mode will expand available IRQ
resources for the system. Settings:
Enabled
and
Disabled
.
MPS Table Version
This field allows you to select which MPS (Multi-Processor Specification)
version to be used for the operating system. You need to select the MPS
version supported by your operating system. To find out which version to use,
consult the vendor of your operating system. Settings:
1.4
and
1.1
.