In <[email protected]>, [email protected] wrote: >Hi, > >On 27 August 2009 am 06:53:36 Steve Watt wrote: >> In <[email protected]>, [email protected] wrote: >> >Assuming that ECC data lanes are connected between the two on >> > motherboard, and given that BIOS doesn't perform any ECC >> > setup (nor there is any option to control that) - would it be >> > possible to turn on ECC from OS code? Or is it too late in >> > the game already? >> >> It's about 100 times easier to have the BIOS do this. First >> off, it's usually quite specific to the chip set exactly how to > >how should it be done at OS level at all when the OS is loaded >into RAM? > >I do not thing that normal PC hardware is capable of handling >this. > >Only code running in a ROM can do this.
Disable the ECC error reporting and copy memory back to itself? Again, quite controller-specific. That said, the BIOS should do it, and any that doesn't is broken. -- Steve Watt KD6GGD PP-ASEL-IA ICBM: 121W 56' 57.5" / 37N 20' 15.3" Internet: steve @ Watt.COM Whois: SW32-ARIN Free time? There's no such thing. It just comes in varying prices... _______________________________________________ [email protected] mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-hackers To unsubscribe, send any mail to "[email protected]"
