miniboot

Miniboot is a multi-protocol bootloader/bootmanager for x86_64 uefi and bios platforms. Supported protocols:

• miniboot (see PROTOCOL for info)
• linux (UNTESTED!)

NOTE: bios hd booting is not supported yet (cd works).

Building:

miniboot requires some tools to build:

• make
• clang
• nasm
• objcopy
• imgr (https://codeberg.org/CodePoet2005/imgr)

Before building, update the makefile with paths on your system. Then type make.

For testing you can download qemu and ovmf.

The configuration file:

The bootloader is configured with a .cfg file located at the boot partition. /boot/mini.cfg

Lines starting with # are comments.

keys:

The default key can be used to set the default boot entry:

DEFAULT=(name)

The autoboot key can be used to control autoboot:

AUTOBOOT=(true|false)

The entry key can be used to describe a boot entry (an os):

ENTRY=(name)

The protocol key can be used to specify protocol:

PROTOCOL=(linux|mini)

The kernel key can be used to specify kernel to boot (on boot partition):

KERNEL=(path)

The cmdline key can be used to specify a command line:

CMDLINE=(string)

The ramdisk key can be used to specify a ramdisk:

RAMDISK=(path)

The resolution key can be used to specify a specific resolution:

RESOLUTION=(widthxheight)

Acknowledgments:

Tamsyn is the font used.

TODO:

• More boot protocols.
• Fat formatted bios harddisk booting.
• Test if linux protocol works on other distros (only tested on puppy).