BIOS
Reference
Manual
Bengal
REV. 7 August 2017
(VL-EPMe-30)
Intel
®
Atom™-based SBC with Dual
Ethernet, Video, USB, SATA, Serial
I/O, Digital I/O, Trusted Platform
Module Security, Counter/Timers,
Mini PCIe, mSATA, SPX, and
PCIe/104 OneBank™ Interface
WWW.VERSALOGIC.COM
12100 SW Tualatin Road
Tualatin, OR 97062-7341
(503) 747-2261
Fax (971) 224-4708
Copyright © 2016-2017 VersaLogic Corp. All rights reserved.
Notice:
Although every effort has been made to ensure this document is error-free, VersaLogic makes no
representations or warranties with respect to this product and specifically disclaims any implied warranties
of merchantability or fitness for any particular purpose.
VersaLogic reserves the right to revise this product and associated documentation at any time without
obligation to notify anyone of such changes.
†
Other names and brands may be claimed as the property of others.
Bengal (VL-EPMe-30) BIOS Reference Manual
ii
Product Release Notes
This document reflects the content of the BIOS Setup program for the EPMe-30 Bengal Board.
Board Revision
Rev 2.00
Rev 2.02A
Rev 3.00
Rev 3.01
BIOS Version
1.01
1.02
1.04
1.05
BIOS ID String
Bengal_3.1.0.334.r1.101
Bengal_3.1.0.334.r1.102
Bengal_3.1.0.547.r1.104
Bengal_3.1.0.547.r1.105
Updated Web Links
Refer to the table below
Comments
First release of document
Changed default setting of PCIe 1
speed from Auto to Gen 1
Table 1: Changes from BIOS 334.r1.104 to BIOS 547.r1.105
Change
Updated video BIOS and GOP driver
to better support DP++ mode.
Added Intel PXE ROM for built-in I210
Ethernet
Added option to configure action on
boot failure.
Fixed fan control issues.
Removed 9600 baud setting from
console redirection options.
Removed Load Optimized Defaults
from Exit tab.
Ref.
N/A
N/A
N/A
N/A
Page 16
Page 132
Support Page
The
Bengal Support Page
contains additional information and resources for this product including:
Operating system information and software drivers
Data sheets and manufacturers’ links for chips used in this product
BIOS information and upgrades
VersaTech KnowledgeBase
The
VersaTech KnowledgeBase
contains useful technical information about VersaLogic products, along
with product advisories.
Customer Support
If you are unable to solve a problem after reading this manual, visiting the product support page, or
searching the KnowledgeBase, contact VersaLogic Technical Support at (503) 747-2261. VersaLogic
support engineers are also available via e-mail at
Support@VersaLogic.com.
Bengal (VL-EPMe-30) BIOS Reference Manual
iii
Contents
Overview ........................................................................................................................1
Main Menu......................................................................................................................2
Main
System Date .......................................................................................................... 3
Main
System Time ......................................................................................................... 4
Main
System Information .............................................................................................. 5
Main
Boot Features........................................................................................................ 6
Main
Boot Features
NumLock..................................................................... 7
Main
Boot Features
Timeout ....................................................................... 8
Main
Boot Features
CSM Support .............................................................. 9
Main
Boot Features
Quick Boot ................................................................ 10
Main
Boot Features
Diagnostic Splash Screen .......................................... 11
Main
Boot Features
Diagnostic Summary Screen ..................................... 12
Main
Boot Features
BIOS Level USB ....................................................... 13
Main
Boot Features
Console Redirection .................................................. 14
Main
Boot Features
Allow Hotkey in S4 Resume ..................................... 19
Main
Boot Features
UEFI Boot ................................................................. 20
Main
Boot Features
Legacy Boot .............................................................. 21
Main
Boot Features
Boot In Legacy Video Mode ..................................... 22
Main
Boot Features
Load OPROM ........................................................... 23
Main
Error Manager .................................................................................................... 24
Main
Error Manager
View Error Manager Log......................................... 25
Main
Error Manager
Clear Error Manager Log......................................... 26
Advanced Menu ...........................................................................................................27
Advanced
OS Selection ............................................................................................... 28
Advanced
VersaLogic Features ................................................................................... 29
Advanced
VersaLogic Features
Mini Card Mode ..................................... 30
Advanced
VersaLogic Features
UART1 ................................................... 31
Advanced
VersaLogic Features
UART2 ................................................... 35
Advanced
CPU Configuration ..................................................................................... 39
Advanced
CPU Configuration
Execute Disable Bit .................................. 40
Advanced
CPU Configuration
AES-NI ..................................................... 41
Advanced
CPU Configuration
Limit CPUID Maximum ........................... 42
Advanced
CPU Configuration
Bi-directional PROCHOT# ...................... 43
Advanced
CPU Configuration
VTX-2....................................................... 44
Advanced
CPU Configuration
TM1 .......................................................... 45
Advanced
CPU Configuration
DTS........................................................... 46
Advanced
CPU Configuration
Intel Hyper-Threading Technology .......... 47
Advanced
CPU Power Management ........................................................................... 48
Advanced
CPU Power Management
Intel SpeedStep ............................... 49
Advanced
CPU Power Management
Intel Turbo Boost Technology ........ 51
Advanced
CPU Power Management
C-States ........................................... 52
Advanced
CPU Power Management
Max C State .................................... 54
Bengal (VL-EPMe-30) BIOS Reference Manual
iv
Contents
Advanced
Graphics/Uncore Configuration ................................................................. 55
Advanced
Graphics/Uncore Configuration
GOP Driver ........................... 56
Advanced
Graphics/Uncore Configuration
Integrated Graphics Device .. 57
Advanced
Graphics/Uncore Configuration
Primary Display .................... 58
Advanced
Graphics/Uncore Configuration
RC6 (Render Standby) .......... 59
Advanced
Graphics/Uncore Configuration
PAVC .................................... 60
Advanced
Graphics/Uncore Configuration
GTT Size ............................... 61
Advanced
Graphics/Uncore Configuration
Aperture Size ........................ 62
Advanced
Graphics/Uncore Configuration
DVMT Pre-Allocated ........... 63
Advanced
Graphics/Uncore Configuration
DVMT Total Gfx Mem ........ 64
Advanced
Graphics/Uncore Configuration
IGD Turbo............................. 65
Advanced
Graphics/Uncore Configuration
BIA........................................ 66
Advanced
Graphics/Uncore Configuration
LCD Panel Type ................... 67
Advanced
Graphics/Uncore Configuration
IGD Boot Type ..................... 68
Advanced
Graphics/Uncore Configuration
Panel Scaling......................... 69
Advanced
Graphics/Uncore Configuration
GMCH BLC Control ............ 70
Advanced
South Cluster Configuration ....................................................................... 71
Advanced
PCI Express Configuration
PCIe 0 Speed ................................ 72
Advanced
PCI Express Configuration
PCIe 1 Speed ................................ 73
Advanced
PCI Express Configuration
PCIe 2 Speed ................................ 74
Advanced
PCI Express Configuration
PCIe 3 Speed ................................ 75
Advanced
PCI Express Configuration
PCI Express Root Port 1 ............... 76
Advanced
PCI Express Configuration
PCI Express Root Port 2 ............... 77
Advanced
PCI Express Configuration
PCI Express Root Port 3 ............... 78
Advanced
PCI Express Configuration
PCI Express Root Port 4 ............... 79
Advanced
USB Configuration
XHCI Link Power Management ............... 80
Advanced
USB Configuration
EHCI Controller ....................................... 81
Advanced
USB Configuration
USB Per-Port Control ............................... 82
Advanced
USB Configuration
USB Port #0 .............................................. 83
Advanced
USB Configuration
USB Port #1 .............................................. 84
Advanced
USB Configuration
USB Port #2 .............................................. 85
Advanced
USB Configuration
USB Port #3 .............................................. 86
Advanced
Audio Configuration
Audio Controller .................................... 87
Advanced
Audio Configuration
Azalia VCi Enable.................................. 88
Advanced
Audio Configuration
Azalia HDMI CODEC ........................... 89
Advanced
SATA Drives
Chipset SATA.................................................... 90
Advanced
SATA Drives
Chipset SATA Mode ......................................... 91
Advanced
LPSS & SCC Configuration
LPSS Devices Mode ................... 92
Advanced
LPSS & SCC Configuration
LPSS DMA #1 Support .............. 93
Advanced
LPSS & SCC Configuration
LPSS DMA #2 Support .............. 94
Advanced
LPSS & SCC Configuration
LPSS I2C #1 Support ................. 95
Advanced
LPSS & SCC Configuration
LPSS PWM #1 Support .............. 96
Advanced
LPSS & SCC Configuration
LPSS PWM #2 Support .............. 97
Advanced
Miscellaneous Configuration
High Precision Timer ................ 98
Advanced
Miscellaneous Configuration
Boot Time with HPET Timer ... 99
Advanced
Miscellaneous Configuration
State After G3 ......................... 100
Advanced
Miscellaneous Configuration
SoC Debug UART .................. 101
Advanced
Miscellaneous Configuration
SMM Lock .............................. 102
Bengal (VL-EPMe-30) BIOS Reference Manual
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