Update limitations

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RichardG867
2022-03-03 21:28:30 -03:00
parent fba95784ec
commit af2495b92b

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@@ -29,6 +29,7 @@ A toolkit for extracting and analyzing x86 BIOS ROM images (mostly) within the c
* **Python 3.5** or newer.
* **Standard gcc toolchain** for building the essential `bios_extract` tool.
* **7-Zip** command line utility installed as `7z`.
* **QEMU** (`qemu-system-i386`) for optionally extracting files which need to be executed.
### Installation
@@ -76,9 +77,7 @@ python3 -m biostools -a roms/0 | tee bioslist.csv
* EPA (Award), PCX (AMI) and other image formats are automatically converted to PNG if the aforementioned optional dependency is installed.
* Some Intel motherboard BIOSes (particularly from the AMIBIOS 6 era) will not be extracted properly due to a different address line inversion mechanism. This is a known issue with the Intel update format concatenator which may eventually be solved.
* Extraction of the following BIOS distribution formats is **not implemented** due to the use of unknown compression methods:
* Disk eXPress (DXP) floppy self-extractor, used by HP
* Evergreen `.ETI`
* Sydex floppy self-extractor (compressed/encoded version of CopyQM RLE), used by IBM
* ICL `.LDB`
## Analysis notes