# OpenBMC Release Notes

The OpenBMC project now has a regular release cycle with stable branches
starting with the 2.6 release. Prior release tag notes are also listed here
for completeness.

Read more about the release process here:
https://github.com/openbmc/docs/blob/master/release/release-process.md

For information on how to checkout a particular branch or tag, see:
https://github.com/openbmc/openbmc/wiki/Releases


## OpenBMC Releases

### 2.6 Feb 4, 2019
***First Release as Linux Foundation Project***

#### Features:
 - Yocto refresh to "Thud" version 2.6
 - GUI enhancements: SNMP and Date/Time
 - Serial over Lan
 - IPMI 2.0 support
 - Partial Redfish support
 - Kernel updated to 4.19 LTS

#### Known Issues/Limitations:
 - Support dropped for the ipmitool nameless option

## Release tags with notes prior to release branching

### v1.0.5 Aug 23, 2016

#### Updates:

 - Cache all inventory properties and preserve inventory during BMC firmware
   update (#487)
 - Update the power button behavior on Barreleye to:
   - Short press: Only power on. Remove the power off action
   - Long press (>3 seconds): Hard power off

### v1.0.4 Aug 8, 2016

#### Changes:

 - Kernel version update:
   - Stable release 4.4.16
   - Power button debounce fix for Barreleye
   - Fix for an NCSI race condition that caused the device to not come up
     (openbmc/phosphor-networkd#18)
 - Load inventory from cache (#487)
 - Start host watchdog timer after magic sequence (openbmc/skeleton#127)
 - Restart REST server when network configuration changes
   (openbmc/phosphor-rest-server#24)

### v1.0.3 Jul 18, 2016

#### Updates:

 - Fix issue in Host IPMI inventory due to versioned shared libraries (#423)

### v1.0.2 Jul 5, 2016

#### Updates:

 - Add ability to perform BMC code update at runtime and get the BMC code
   update progress through REST
 - Fix event log directory duplication during BMC code update
 - Fix hwmon attribute not being polled after failure

### v1.0.1 Jun 27, 2016

#### Release Notes:

 - Fix encode firmware version in BCD format
 - Handle floating point sensor values
 - Performance improvements to prevent services from failing to start
 - Extend the mapper service startup timeout to ensure it starts up
 - Enable DNS resolution from DHCP

### v1.0 Jun 20, 2016

#### Features:

 - Enable one-time vs permanent host boot option
 - Enable handling of host checkstop gpio
 - Handle endianness in IPMI eSEL function
 - Improve IPMI error handling
 - Add IPMI Travis CI
 - Fix host hanging due to inventory upload
 - Fix i2c-tools SRC url syntax
 - Fix sensor attribute reading
 - Fix limit of number of event logs
 - Add adm1278 driver into the Linux kernel by default
 - Automatically restart phosphor service processes
 - Enable out-of-tree kernel device trees
 - Update pflash version
 - Update u-boot version
   - Fix memory corruption
 - Update kernel version
   - Stable 4.4.12 release
   - Pick up i2c completion fix
   - Add power button debounce function for Barreleye
 - Remove development tool rest-dbus from Barreleye image
 - BMC performance improvements

### v0.8 May 20, 2016

#### Updates:

 - Update pflash version
 - Host console support for local tty mirroring
 - Cap number of event logs at 128
 - BMC boot performance improvements
 - Linux updates:
   - Update to 4.4.10 release
   - Fix network cable link detection
   - Support for VOUT sampling to the adm1275 driver
   - Add eeprom to barreleye device tree
   - Fix OCC sensor activation

### v0.7 May 5, 2016

#### Updates:

 - Update to kernel 4.4
 - Update to yocto 2.0.1
 - Use upstream pflash

#### Features:

 - Device tree
 - New host console.
   - Documentation: https://github.com/openbmc/docs/blob/master/console.md
 - REST association support
 - Dmidecode support
 - New REST interface to query network type (dhcp/static) under
   NetworkManager->GetAddressType

#### Fix:

 - Add CPU1 fru data to inventory

### v0.6.1 Mar 22, 2016

#### Fixes:

 - JFFS2 corruption
 - random segmentation faults
 - keep event logs from filling up flash. They are limited to 200K
 - OCC 12core fix
 - PCIe slot presence detect
 - SCU fix for networking issue

### v0.6 Mar 7, 2016

#### New features:

 - Immediate MAC address set via IPMI and REST; no reboot necessary
 - full user setup via REST
 - Boot to RAM filesystem so SOCFlash and pflash can be used from host
 - ADM1278 support
 - Custom LED blink rate
 - inARP support

#### Fixes:

 - ipmid memory leak
 - SBE reboot issue

### v0.5 Feb 17, 2016

#### New Features:

 - Automatically run fsck to avoid file system corrupt
 - Full LAN get/set support via REST and ipmitool
 - User setup via REST support
 - NCSI driver enhancements
 - Virtual UART; improved hconsole
 - Persistent event logs
 - Persistent UUID based on /etc/machine-id
 - Full LED support

### v0.4 Feb 4, 2016

#### New Features:

 - Persistent file system
 - network configuration is persistent across boots and flashing
 - LAN set functions
 - Selectable flash update (u-boot, initramfs, kernel, settings)
 - fw utils for update u-boot environment variables
 - power capping and measurements
 - power restore policy

#### Notes/Limitations:

 - Currently using ext4 for R/W file system. Need to migrate to JFFS which is
   designed for flashes and more resilient to AC power loss. Please 'poweroff'
   BMC before pulling AC power for now

#### Missing Functions:

 - Persistent event logs
 - LAN get functions
 - User set/get functions
 - Proper LED representation

### v0.2 Dec 4, 2015

#### Release Notes:

 - Added CPU thermal sensors (/org/openbmc/sensors/temperature/cpu0 and 1)
 - Added full soft power off and reset support from host or BMC
 - Reboot issue fixed
 - Power button fixed
 - Network crash issue fixed
 - Added delete event log from REST
 - Cleaned up inventory
 - consistent states
 - io_board fru is populated from eeprom

#### Known issues:

 - OCC driver unloading and loading prints harmless error messages to console
 - About 1 out of every 5 boots you will see the ftgmac driver print out a
trace stack. This appears to be harmless, but we are investigating

#### Not supported:

 - Sensor thresholds
 - Setting boot options through REST