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                  Release Notes for Phoenix UEFI/BIOS Firmware on EKF AC600
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This file describes changes, extensions and bug fixes made in Phoenix UEFI/BIOS
for EKF AC600. For any further questions contact EKF at:
Email    : support@ekf.de
Internet : www.ekf.com

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2023-09-22: UEFI/BIOS production release, Build #150

- Improved TPM device detection

- Added support for TPM device change from fTPM to dTPM (if available) via Setup
  Setup (F2): Advanced -> Security Configuration -> Select TPM device
  Available options: Disabled, dTPM 2.0, fTPM (Default)

- Current active TPM device is shown here:
  Setup (F2): Advanced -> Security -> Current detected/selected TPM Device

- Corrected board specific strings in certain Setup nodes

- Updated Setup nodes in Main -> System Information

- Added control modes for red LED GP in front panel
  Setup (F2): Advanced -> Debug Configuration -> Select mode of red LED GP
  Available options: Default (Default), Disabled, Mode 2

- Added feature to skip UEFI variable write
  Setup (F2): Advanced -> Miscellaneous Configuration -> Select Mode of 'Skip UEFI Variable Write'
  Available options: Disabled (Default), Mode 1 (NV var), Mode 2 (V var), Mode 3 (both types)

- Updated EFI Shell tool 'EkfPci'

- Updated EFI Shell tool 'EkfReset'

- Updated EFI Shell tool 'EkfDateTime'

- Now only Standard SMBIOS data is shown in EFI Shell tool 'smbiosview'

- Setup node 'System Date' is now represented in ISO 8601 format
  Setup [F2]: Main -> System Date

- Converted ambiguous date format in EFI Shell and throughout the UEFI/BIOS to international date format according to ISO 8601

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2023-07-07: UEFI/BIOS production release, Build #146

- Added feature which issues an authentification prompt on call to Boot Menu
  Setup [F2]: Security -> Authentification Prompt on Boot Menu
  Available options: Disabled (Default), Enabled

- Added feature which issues an authentification prompt on call to EFI Shell
  Setup [F2]: Security -> Authentification Prompt on EFI Shell
  Available options: Disabled (Default), Enabled

- Added full support for boards with missing, empty or weak battery
  Appropriate RTC and CMOS error messages can be suppressed by this Setup node
  Setup (F2): Advanced -> Miscellaneous Configuration -> Ignore Battery Error
  Available options: Disabled (Default), Enabled

- Added feature to simulate an empty or missing battery
  Setup [F2]: Advanced -> Debug Configuration -> Simulate empty Battery
  Available options: Disabled (Default), Mode [1-4]

- Added workaround if a Qualcomm device with PCI Vendor ID 0x168C and unexpected PCI device ID 0xABCD is detected
  Setup [F2]: Advanced -> PCI Configuration -> Workaround for Qualcomm PCI device
  Available options: Disabled (Default), Enabled
  Setup [F2]: Advanced -> PCI Configuration -> Select max number of retries
  Available options: Range 1-50, Default = 5
  Setup [F2]: Advanced -> PCI Configuration -> Select Reset Type
  Available options: Cold Reset (Default), Warm Reset

- Added EKF EFI Shell command EkfPci (alias: epci, p)
  Displays PCI devices one line per device. Shows PCI device configuration space in hex and decoded.

- Added EKF EFI Shell command EkfDmpStore (alias: eds)
  Displays UEFI variables one line per variable. Additionally manages UEFI variables.

- Added EKF EFI Shell command EkfReset (alias: erst)
  Reset, Shutdown or Restart system. Special option supports a timed controlled Restart.

- Added EKF EFI Shell command EkfDateTime (alias: edt)
  Shows date and time in ISO 8601 format. Useful in EFI Shell scripts.

- Added eight more background colors for EFI Shell command cls

- Increased number of UEFI Shell screen history pages from 3 to 20

- Added support for "Warm Reset" for EFI Shell command reset

- Setup item "Select OS Reset Mode" now only used for ACPI/OS Reset mode
  Setup [F2]: Advanced -> Board Configuration -> Select OS Reset Mode
  Available options: Cold Reset (Default), Warm Reset

- Changed RTC default date to 2023-01-01

- Fixed missing GPIO initialization

- Removed Secure Boot double Setup items 

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2022-11-02: UEFI/BIOS production release, Build #144

- When jumper J-GP is inserted during boot additionally load default boot list 

- Added Setup node to allow to perform a delay after every PostCode
  Setup [F2]: Advanced -> Debug Options -> Delay after every PostCode
  Available options: Disabled (Default), 1 ms, 2 ms, 5 ms, 10 ms, 20 ms, 50 ms

- Added Setup node to allow to perform a delay after entering UEFI DXE phase
  Setup [F2]: Advanced --> Miscellaneous Configuration --> Delay after first DXE Task
  Available options: Disabled (Default), 0.5s, 1s, 1.5s, 2s, 3s, 4s, 5s
  An appropriate delay can be used to improve the detection of attached graphic devices (e.g. KVM adapter).

- Moved Setup node "Kernel Debugger Enable" to Setup [F2]: Advanced -> Debug Options

- Restructured SMBIOS menu

- Switched off red blinking GP LED immediately after system start

- 16 Bit Postcodes written to Port 80/81 (instead of 8 Bit Postcode to Port 80 only)

- Updated IGD Video BIOS to version 1016, EKF subversion 3

- Added Boot Option 'System Reboot'
  This feature is used to automatically reboot the system if all boot options above 'System Reboot' finished

- TCO timer set to "No Reboot"

- PTT FPF is now permanently Enabled

- TPM items now shown in Security Page

- Changed RTC default date to 2022-01-01

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2020-10-09: UEFI/BIOS production release, Build #142

- Integrated new Phoenix code base 4.0.1.817

- Updated GOP driver to Version 10.0.1039

- Updated CPU microcode

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2020-08-11: First UEFI/BIOS production release, Build #140

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