Release Notes for HelenOS 0.11.2

HelenOS 0.11.2 (Kiev) was released on date.

This document contains a summary of changes made to HelenOS since release previous release.

• See also ​Screencast HelenOS 0.11.2 - What's new - Screencast

Special Notes for this Release

Features Introduced in This Release

General

• New support for 96Boards' HiKey960 AArch64-based development board (first real arm64 platform)
• Enable I-cache and branch predictor on ARMv6 (Raspberry Pi) for better performance

Kernel

• Fix some bugs in zone merging algorithm

Services and Drivers

• Double-click is now supported (used in Navigator)
• Console now supports mouse input
  • When running in console mode (e.g. EGA or with window system disabled) the mouse can now be used
• EGA driver can now display any character from code page 437 (as opposed to just 7-bit ASCII)
• Serial console now outputs UTF-8 for non-ASCII characters instead of '?'
• Fixed mapping of blue color in serial console
• Raspberry Pi display driver can now detect the native display resolution and act accordingly

File Systems

Networking

Applications

• Added Navigator, a panel-based file manager
  • Currently allows only browsing directories and executing binaries
  • It uses libUI, but is text based at the moment (graphics mode to be added in the future)

• Calculator now has a menu
• GFX Demo now displays a status line with description for each demo screen
• Text Editor (/app/edit) was ported to libui (text mode)
  • It now has a menu and dialog windows

• Tetris now displays color in EGA text mode / serial console again
• Hello, Calculator and UI Demo now fully support text mode aside from graphics mode

Libraries

• GFX
  • A graphic context can now perform clipping
  • A graphic context can now control the hardware cursor
• User interface library
  • Added menu bar / menu
  • Added message dialog class (displays a message)
  • Added prompt dialog class (prompts user to enter a single line of text)
  • Added file dialog class
  • Text entry now actually supports entering text (and sets I-beam cursor)
  • Improved text-mode support (including color)
• C library
  • All device-related stuff that could be moved out of C library moved to new device library
• New code page library
  • Provides code page 437 encoding/decoding

Miscellaneous

• Cross-compiler is installed to $XDG_DATA_HOME/HelenOS/cross (i.e. $HOME/.local/share/HelenOS/cross) by default now (instead of /usr/local/cross)
• On PC platform we now configure serial port parameters for the serial console (38400,8,2.n) instead of relying on previous state

Regressions in This Release

• For the list of regressions since the previous release, see this report.
• Notable regressions

Fixed Logged Bugs & Enhancements

• For the list of all logged defects fixed in this release, see this report.
• For the list of all logged enhancements integrated in this release, see this report.

Known Bugs

• For the list of known bugs still not fixed in this release, see this report.
• For the list of all open tickets, see this report.