hilmipilmi

6 ms·

1. 1.▲
   by hilmipilmi 9y ago

   I used it to look into Gigabytes response to Intel SA 00075 described in https://embedi.com/files/presentations/BH-Las-Vegas-2017-Int... . before: http://download.gigabyte.us/FileList/BIOS&#x2F
2. 2.▲
   by hilmipilmi 9y ago

   If there is a IME firmware update popping up before this talk, dont apply it if you want to be able to run unsigned code yourself.
3. 3.▲
   by hilmipilmi 9y ago

   It feels reassuring that you can actually get access and read the assembly of the IME now, thanks to https://github.com/ptresearch/unME11 . For instance using the the Gigabrix-BSi5ha-6200 IME Firmware update archive:
4. 4.▲
   by hilmipilmi 9y ago

   TLBs index a tag with the higher bits and compare one retrieved value for equality only. A PLB with arbitrary resolution would need to do 2 subtractions for the 2 compares and do that for all active entries in parallel. That is, for every s
5. 5.▲
   by hilmipilmi 10y ago

   One that seems reasonably simple is: https://lwn.net/Articles/578295/