Supermicro H12SSL-i/-C/-CT/-NT

This wiki article provides version information on Supermicro H12SSL-i/-C/-CT/-NT Mainboard. These single CPU mainboards support AMD EPYC 7003 Milan and AMD EPYC 7002 Rome processors.

Downloads

BIOS and BMC downloads at Thomas-Krenn:

• Supermicro mainboard H12SSL-i
• Supermicro mainboard H12SSL-CT
• Supermicro mainboard H12SSL-NT

BIOS information

Microcode

The following version information was collected using MCExtractor from Plato Mavropoulos.

BIOS version	Microcode version
	CPUID 00830F00	CPUID 00830F10	CPUID 00A00F00	CPUID 00A00F10	CPUID 00A00F11	CPUID 00A00F12	CPUID 00A00F82
2.7	08300027 (2019-04-01)	0830107A (2023-05-17)	0A000033 (2020-04-13)	0A001079 (2023-06-09)	0A0011D1 (2023-07-10)	0A001234 (2023-07-10)	0A008205 (2022-04-14)
2.6a

The following version information is taken from the BIOS Release notes for the H12SSL:

2.7 (10-25-2023)
Enhancements
1. [Milan][Enhancements] Update MilanPI to 1.0.0.B based on
5.22_MilanCrb_0ACOU022.
2. [Rome][Enhancements] Update AGESA RomePI to 1.0.0.G based on
5.14_RomeCrb_0ACMK027.
3. [Milan][Rome][SmcOptIpmiBoot][Enhancements] Support that
changing Pxe from Uefi(U)/Legacy(L) to L/U through Redfish.

Fixes
1. [Milan][Rome][Fixes] Set RDIMM\LRDIMM\3DSDIMM memory
throttling trip-point @85C part II.
2. [Milan][Fixes] Fix some dmivar unfit with ami smbios settings.

2.6a (08/01/2023)
1. [Milan][Enhancements] Update Milan B0/B1/B2 stepping CPU microcode and Milan-X B2 
stepping CPU microcode for AMD-SB-7005 Security Bulletin to address CVE-2023-20569 
issue. B0 Milan microcode 0x0A001079, B1 Milan microcode 0x0A0011D1, B2 Milan-X 
microcode 0x0A001234.
2. [Milan][Enhancements] Support Supermicro System LockDown feature.
3. [Rome][Enhancements] Update Rome B0 stepping CPU microcode 0x0830107A for AMD-
SB-7008 Security Bulletin to address CVE-2023-20593 issue.
4. [Milan][Rome][Enhancements] Add Rocky Linux Boot Option Name.
5. [Milan][Enhancements] Update MilanPI to 1.0.0.A based on 5.22_MilanCrb_0ACOU021 
for AMD-SB-1032.
6. [Milan][Enhancements] Update Milan B0/B1/B2 stepping CPU microcode and Milan-X B2 
stepping CPU microcode to patch Patch for Errata 1304, 1310, 1311, 1313, 1329, 1330, 
1336, 1343, 1350, 1352, 1361, 1378,1379, 1381, 1386, 1407, 1433, 1450. B0 Milan 
microcode 0x0A001078, B1 Milan microcode 0x0A0011CE, B2 Milan-X microcode 
0x0A001231.
7. [Milan][Enhancements] Add FSRM and ERMSB items support. (Milan only, Rome not 
support. PI 1009 change default enable (Auto).)
8. [Milan][Enhancements] Follow the SMBIOS template sync the chassis type from FRU0 to 
SMBIOS Type 03, only for H12 projects.
9. [Milan][Enhancements] Enhance the solution for the error/warning message from 
dmidecode after a modification.
10. Update AGESA RomePI to 1.0.0.F based on 5.14_RomeCrb_0ACMK026 for AMD-SB-1032.
11. Remove "AMI Graphic Output Protocol Policy" in Advance page.
12. [Milan][Rome][Enhancements][SecurityErase] Modified GetVariable() service for buffer 
overflow in certain cases.
13. [Milan][Rome][Fixes] Fixed that the PCIe Link Width of AOC-SLG4-2H8M2 is downgraded 
to x4.
14. [Milan][Rome][Enhancements] Restore SMCI secure boot keys and Update Secure Boot 
DB variable. (Unknown certificate "Addtrust External CA Root" is expired on May 30th 
2020)

BMC information

BMC version

The following version information is taken from the BMC 1.01.10 Release notes for the H12SSL:

BMC version	Build-Date
1.01.10	(03/23/2023)
1.01.06	(05/24/2022)

Changelog

Extract from the changelogs:

1.01.10 (03/23/2023)
Important Notes 
For Milan-X processor support (EPYC 7003x series), please use the
version equal or higher than 1.01.04

Enhancements
1. Add VRM block mechanism.

Fixes
1. [154300] ECO --18379 -- 01.01.09 (02/22/2023) -- WEB --
Should not generate MEL Log when no do anything. (Network)
2. [154301] ECO --18379 -- 01.01.09 (02/22/2023) -- WEB -- No 
relate MEL Log when set Mouse Mode.
3. [154302] ECO --18379 -- 01.01.09 (02/22/2023) -- WEB --
Invalid Sensor name
4. [149990] [ROT-0004] [BMC] I2C Channel attack is prevented -
Assertion (Event LOGS)
5. [154299] ECO --18379 -- 01.01.09 (02/22/2023) -- WEB --
SNMPv2 Name Special Chars Checking Rule is not match with 
SPEC.
6. [150906] ECO --18379 -- 01.01.08 -- It's not work when search 
keyword by "State" at "Task List"
7. [146502] ECO -- 18379 -- 01.01.07 (09/08/2022) -- [SUM] 
TC4028 BiosRotManage Test Fail:"Current sensor" does not 
contain below data[31]
8. [146501] ECO -- 18379 -- 01.01.07 (09/08/2022) -- [SUM] Some 
Test case happen Fail,ExitCode = 120:Invalid Redfish response; 
This platform not support redfish API
9. [146497] ECO -- 18379 -- 01.01.07 (09/08/2022) -- [Web 
Function] VLAN ID default value should be preset to 1 not 0 
Copy Project Issue Link
10. [142721] ECO-16773-01.01.06(05/24/2022)--IPMI config reload 
process actual time is not match on message.
11. [141785] STD -- 16773 -- 01.01.06 -- [Web Function] 
"NetworkProtocol Status Checking" not have MEL ID
12. [141784] STD -- 16773 -- 01.01.06 -- [Web Function] Login User 
Privileges account,should be disable while Connection 
Protocol and Authentication on SMTP

1.01.06 (05/24/2022)
1. [Storage:Broadcom] 1. Apply BPN(45bays or 60 bays) detection to X12SPI & H12SSL.
2. [139850] (X12STL2.408, sum) Test case 373 - In-Band - Test "Change LAN via BMC 
configuration" fail. [139848] SUM test case 373 fail. [139847] [SUMECO] Test case 373 -
In-Band - Test "Change LAN via BMC configuration" fail, due to BMC LAN cannot be 
modified.
3. [138757] ECO--18488-- 00.14.02(03/08/2022) -- Disable "IP Access Control" should be 
preserve data and grayed out
4. Fix AST2500 AMD platform doesn't copy empty fru data from FRU1 to FRU0
5. [138152]STD -- 16773 -- 01.01.04 -- [SUM] TC244?333?433 GetGpuInfo show "error 
ExitCode = 149,Get wrong completion code. B0"

References

Translator: Alina Ranzinger Alina has been working at Thomas-Krenn.AG since 2024. After her training as multilingual business assistant, she got her job as assistant of the Product Management and is responsible for the translation of texts and for the organisation of the department.