No need to be a major power. Linux patches x86 code, as does Windows. I ran
across a project several years ago that modified the microcode for some i/o x86
assembly instructions. Here's a good link explaining it all.
http://en.wikipedia.org/wiki/Microcode
All this hw/sw flexibility makes
[EMAIL PROTECTED] wrote:
No need to be a major power. Linux patches x86 code, as does Windows. I ran across a project several years ago that modified the microcode for some i/o x86 assembly instructions. Here's a good link explaining it all.
What the OS or the BIOS loads is files that
The signature in the microcode update has not the same
meaning as within crypto. For intel chips it has 31bits and basically
contains a revision number. The requirements for the BIOS for
checking microcode updates are in short: check the crc and ensure
that older revisions cant replace new ones