# Specs and Tech Notes

You'll find a number of useful spec documents attached to this page.

- [Compact Flash Spec v3](./CF_spec_3.0.pdf)

## Filesystems
### Ext2
- [ext2 Filesystem Description](https://www.nongnu.org/ext2-doc/ext2.pdf)
- [resizing ext2/ext3 Filesystems](https://kernel.org/doc/ols/2002/ols2002-pages-117-129.pdf)

## File Formats
### ELF
- [ELF Spec](https://gabi.xinuos.com/elf.pdf)
- [Oracle's Linker and Linker Library Doc](https://docs.oracle.com/cd/E23824_01/html/819-0690/chapter6-93046.html#scrolltoc)