Gigabyte MZ62-HD4 How to use

BIOS Release Notes
TITLE
SUBJECT: MZ62-HD4 BIOS Release Notes version R21_F01c
System: H262-Z6A-00 H262-Z6B-00 G262-ZR0-00 H262-ZL0-00 H262-ZL2-00
H282-Z60-00
About This Release
Build Date: 202 /04/0
BIOS Checksum: 0xA8D69B07(32M)
Release Owner: Hex.Jan
BIOS Components/Contents
Processor stepping(s) supported: AMD Rome Processors
System hardware configurations supported: MZ62-HD4 MZ62-HD5
Microcode updates versions:
CPUID Family Microcode
Update ID
Rome A0 Family 17h Model 30-3Fh 08300027
Rome B0 Family 17h Model 30-3Fh 0830104D
IPMI support:
AMI Kernel version: 5. 4_RomeCrb_0ACMK020
AGESA PI version: RomePI .0.0.A
OPROM version:
OPROM Version
AST2500 1.10.00
Installation Notes
IMPORTANT NOTES:
. Please extract the MZ62-HD4_R21_F01c.zip to a bootable diskette that use FAT/FAT32
format
BIOS UPDATE INSTRUCTIONS FOR EFI Shell:
1. Insert USB flash drive to system for BIOS upgrade.
2. Power on system and boot to Build-In Shell.
3. Enter your USB filesystem like “fs0:” or “fsx:” “x” is your USB filesystem number
4. Execute F.nsh for bios update
5. After bios flash finish system must Power-Off to have the changes take effect.
BIOS UPDATE INSTRUCTIONS FOR Windows:
1. Insert bios update USB flash drive.
2. Use Command Shell.
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BIOS Release Notes
3. Enter \Tool\Win32 and execute f.bat for Windows 32bit.
Or
Enter \Tool\Win64 and execute f.bat for Windows 64bit.
4. After bios flash finish system must Power-Off to have the changes take effect.
BIOS UPDATE FOR Easy BIOS Refresh:
1. The system supports remotely update BIOS if BMC existent.
2. Please download the Easy BIOS Refresh User Guide from Gigabyte website target system
support page.
BIOS Version CHECK INSTRUCTIONS:
1. Power on system and press <DEL> during POST
2. The bios version shows on the first main page
Known Issues/Workarounds
1. Windows OS does not support 256 or more logical.
Windows 2019 can update KB44512534 to support it.
※When SMT Enabled IOMMU need to set Enabled too.
SMT Control: AMD Simultaneous Multi-Threading Technology
KB4022723: Support IOMMU on Windows 2016.
KB4512534: Support SMT on Windows 2019.
2. NVIDIA CUDA didn’t support IOMMU.
Issues fixed in this version
R21
1. Updated AGESA 1.0.0.A.
2. Fixed GenZ_1 slot is always x16 issue.
3. Adjusted SL route.
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R20
1. Fixed G262-ZR0-00 hot plug failed.
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R19
1. Update G262-ZR0-00 slot redriver.
2. Added normal sku for MB.
3. Added DP patch.
2
OS
item Win2019 Win2016
IOMMU Enable ※Enable
KB4022723
SMT Control Enable
KB4512534 Disable

BIOS Release Notes
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R18
1. Update AGESA 1.0.0.9.
2. Added SL firmware v0006.
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R17
1. Fixed G262-ZR0-00 system pcie lanes.
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R16
1. Adjusted G262-ZR0-00 slot redriver.
2. Fixed B OS crash when used non-specification PSU device.
3. Adjusted EDC Mode.
4. Fixed VGA Legacy mode hang issue.
------------------------------------------------------------------------------------------------------------------
R15
1. Update AGESA 1.0.0.8
2. Updated Redfish feature for remote setup function.
3. Fixed Clean CMOS reboot system hang.
4. Fixed UU D lost with lan card in legacy mode.
5. Added Fabric Resource Setup tems.
6. Security update for CVE-2020-10255 and CVE-2020-10713.
7. Adjusted R282-001-Q8 system Hotplug table.
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R14
1. Added G242-ZR0 system sku.
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R13
1. Fixed AMD CBS setup Page lost.
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R12
1. Fixed SATA info abnormal.
2. Fixed system wait long time randomly when boot in OS.
3. Fixed redfish load boot order default fail.
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R11
1. First Release.
2. Update Aspeed option ROM to 1.10
3. Change SMT & OMMU Default to Auto & Enable.
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BIOS Release Notes
4. Fixed Server manager setup setting message box lost
5. Fixed PC e device sequence.
6. Update redfish feature for boot order.
7. Fixed MZ62-HD4 flash recovery B OS fail.
8. Fixed set BMC static P hang.
9. Fixed system wait long time when boot in OS.
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