1 Features

Kevin Lange edited this page 2017-02-17 16:49:14 +09:00

Table of Contents

• Kernel
• General Kernel Features
• Provided by Modules
• Filesystems
• Device Drivers
• Networking Chipsets
• Audio Drivers
• Display Drivers
• Userspace
• Window Management
• Panel

Kernel

General Kernel Features

• Multitasking
• Threads
• Shared memory
• Unix-style pipes
• TTYs
• Loadable kernel modules (as relocatable ELF objects)
• ELF binary loading (with support for loading dynamic binaries through /lib/ld.so)

Provided by Modules

• Ethernet/IPv4/TCP subsystem
• Local packet-based IPC
• General audio mixer

Filesystems

• Ext2
• ISO9660
• in-memory tmpfs
• virtual /proc filesystem

Device Drivers

• PATA with DMA support (and ATAPI)
• VirtualBox Guest Additions support

Networking Chipsets

• RTL8139
• Intel PRO/1000 series
• AMD PCNet FAST LANCE/II/III

Audio Drivers

• Intel AC'97
• PC speaker

Display Drivers

• Preset VESA (bootloader assisted framebuffer)
• QEMU/Bochs/VirtualBox virtual display adapter
• VMWare virtual display adapter

Userspace

Window Management

• Compositing window manager
• Window transparency
• Window rotation
• Basic WM operations: Drag, resize, tiling/fullscreen, focus
• Opactiy-based window shaping (variable threshold)
• Window title / icon advertisement
• Absolute and relative input devices
• Routes keyboard and mouse events to applications
• Basic widget support and object-oriented API in Python
• Direct C API for window manager

Panel

• Window listing
• Alt-Tab window switching
• Alt-F2 application launcher
• Applications menu
• System status widgets: Sound control, network status, clock
• Also manages desktop wallpaper/icons