History of SeaBIOS releases. Please see Download for information on obtaining these releases.

SeaBIOS 0.5.1

Available on 20100108. Major changes in this release:

SeaBIOS 0.5.0

Available on 20091218. Major changes in this release:

Several enhancements ported from the Bochs BIOS derived code in qemu and kvm
Support for parallel hardware initialization to reduce bootup times
Enable PCI option rom support by default (Bochs users must now enable CONFIG_OPTIONROMS_DEPLOYED in src/config.h). Support added for extracting option roms from qemu "fw_cfg".
Initial support for USB keyboards
SeaBIOS can now be greater than 64K
Support for permanent low memory allocations
APIC "local interrupts" now enabled in SeaBIOS (on emulators)
Several bug fixes and code cleanups

Available on 20090909. Major changes in this release:

Implement Post Memory Manager (PMM) support. Use equivalent "malloc" functions for internal allocations as well.
Refactor disk "block" interface for greater expandability
Support CBFS based floppy images
Allow boot menu to select either floppy to boot from
Increase ebda size to store a CDROM harddrive/floppy emulation buffer
Support systems with multiple vga cards (only the card with the legacy IO ranges mapped will have its option rom executed)
Make option rom memory be writable during option rom execution (on emulators)
Compile version number into code and report on each boot
Several bug fixes and code cleanups