AMD Micro-PEP Driver Release Notes
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Copyright
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(c) Copyright 2024 Advanced Micro Devices, Inc.  All rights reserved.
 
                  
Installation Notes:
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Install via Windows Device Manager as outlined in the Readme.txt file

Revision History:
-----------------
AMDMICROPEP v1.0.43.1 -

Major changes to this driver package include:
Release Note:
- Add support for Win2024 release

AMDMICROPEP v1.0.43.0 -

Major changes to this driver package include:
Release Note:
- Provide STXH support

AMDMICROPEP v1.0.42.0 -

Major changes to this driver package include:
Release Note:
- Provide support of S0i3 entry/exit notification to ISP and PMF
- Support new APU 
- Provide functionality to block S0i3 entry for certain user scenario temporarily
- Reinforce security descriptor in INF

AMDMICROPEP v1.0.41.0 -

Major changes to this driver package include:
Release Note:
- Remove redundant files 
- Fix log buffer overrun issue
- Add support for STX
- Update INF support for STX platform

AMDMICROPEP v1.0.40.1 -

Major changes to this driver package include:
Release Note:
- Support up to 256 devices/controllers
- Add new CPU ID support
- Support STP
- Fix low SW/HW DRIPS issue observed during stress test

AMDMICROPEP v1.0.39.0 -

Major changes to this driver package include:
Release Note:
- Update INF file to remove redundant information
- Fix BSOD 0x1CA and 0xA0 seen on SV2

AMDMICROPEP v1.0.38.0 -

Major changes to this driver package include:
Release Note:
- Add support of _HID for new product

AMDMICROPEP v1.0.37.0 -

Major changes to this driver package include:
Release Note:
- Support up to 512 devices/controllers
- Fix bugcheck 0xA0 during Modern Standby Stress Test
- Support Post Code of SMU Communication 

AMDMICROPEP v1.0.36.0 -

Major changes to this driver package include:
Release Note:
- Fix incorrect number of logical processor reported with SMT disabled
- [PMF] Correct S0i3/S4 notification on S4 resume 

AMDMICROPEP v1.0.35.0 -

Major changes to this driver package include:
Release Note:
- Fix 0% HW DRIPS on sustaining platforms (DALI/PLK) when run S0i3 cycles

AMDMICROPEP v1.0.34.0 -

Major changes to this driver package include:
- Update makefile to support latest WinNXT build
- Fix bugcheck 0x133 seen during S4 stress test
- Update indirect accress registers pair

AMDMICROPEP v1.0.33.0 -

Major changes to this driver package include:
- Update makefile to get rid of stale Win8 DK
- Fix multi-entry issue when PEP communicates with PMFW
- Fix DPC issue caused by locking critical resource during S4 resume

AMDMICROPEP v1.0.32.0 -

Major changes to this driver package include:
- Work around SMU bug that can't record HW DRIPS and SoC Subsystem Accounting info of first S0i3 cycle after system reboot or resume from hibernate

AMDMICROPEP v1.0.31.0 -

Major changes to this driver package include:
- Follow-up of low HW DRIPS fix on VBS/Hyper-V enabled platform in 1.0.30.0
- New _HID AMDI0008 support

AMDMICROPEP v1.0.30.0 -

Major changes to this driver package include:
- Work around inaccurate HW DRIPS (lower than actual value) due to OS limitation when VBS/Hyper-V is enabled
- Notify AMD PMF driver about S0i3 entry/exit

AMDMICROPEP v1.0.29.0 -

Major changes to this driver package include:
- Add new HID Support
- Support /CETCOMPAT linker flag
- Replace deprecated ExAllocatePoolWithTag() function with ExAllocatePoolUninitialized()
- New IOCTL calls support
- Solve potential SBIOS issue when the number of device doesn't match devices in SBIOS array
- Prepare to switch INDEX/DATA pair to from #6 to #0
- Add SoC Subsystem Accounting support for new product

AMDMICROPEP v1.0.28.0 -

Major changes to this driver package include:
- Update AMD Micro PEP Copyright version to 2020 in INF file
- Add new HID Support.
- Refine logic of SoC Subsystem Accounting.
- New post code encoding for PEP driver.

AMDMICROPEP v1.0.27.0 -

Major changes to this driver package include:
- Enable event tracing by default
- Enable new option for post code dumping
- Add callback support of crash dump when system crashes before storage device is restored
- Refine DRIPS notification sequence
- Add code to prevent potential deadlock during power transition from sleeping state to S0 state.

AMDMICROPEP v1.0.26.0 -

Major changes to this driver package include:
- Update AMD Micro PEP Copy Right version to 2020
- Add interlock control to device object
- Show IP name for SoC subsystems Accounting
- Add post code support for BIOS notification
- Adjust sequence for EC notification