Thanks for the confirmation!

By: Konrad Schwarz (no.spam.delete@this.no.spam), December 22, 2020 12:08 am
Room: Moderated Discussions
David Hess (davidwhess.delete@this.gmail.com) on December 21, 2020 6:35 pm wrote:
> Konrad Schwarz (no.spam.delete@this.no.spam) on December 20, 2020 9:34 am wrote:
> >
> > If ECC detection and correction can be done by the memory
> > device autonomously during row refresh cycles would
> > seem to be a big win, except that you need x64 devices. The
> > fact that correctable errors will no longer be reported
> > precisely seems like a secondary concern; simple parity could be used to ensure correct transfers.
>
> There is no requirement for by-64 devices or any other width. Inside each DRAM chip,
> the row size is on the order of 4 kilobits and since there is no reason to expose the
> added ECC bits, it could be made exactly the right size to support multiple ECC words.
>

I agree, I realized this afterwards. I just don't know how detected but incorrigible errors would be reported back to the memory controller; you would need some sort of wired-OR, which would be much too slow for DDR, wouldn't it?
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TopicPosted ByDate
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    Enough with the idiocy ... let's have proper ECC again.Björn Ragnar Björnsson2020/12/16 10:09 PM
      Enough with the idiocy ... let's have proper ECC again.Maxwell2020/12/17 12:58 AM
        Enough with the idiocy ... let's have proper ECC again.pixiespeed2020/12/17 09:04 AM
      Enough with the idiocy ... let's have proper ECC again.Adrian2020/12/17 07:40 AM
      Enough with the idiocy ... let's have proper ECC again.Maynard Handley2020/12/17 09:09 AM
        Enough with the idiocy ... let's have proper ECC again.Etienne Lorrain2020/12/17 09:26 AM
          Enough with the idiocy ... let's have proper ECC again.Maynard Handley2020/12/17 09:42 AM
            Enough with the idiocy ... let's have proper ECC again.David Kanter2020/12/17 12:04 PM
              Enough with the idiocy ... let's have proper ECC again.Doug S2020/12/17 01:03 PM
              Enough with the idiocy ... let's have proper ECC again.phonon2020/12/17 03:25 PM
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              Enough with the idiocy ... let's have proper ECC again.Maynard Handley2020/12/17 04:55 PM
                Enough with the idiocy ... let's have proper ECC again.rwessel2020/12/17 07:34 PM
                  Enough with the idiocy ... let's have proper ECC again.Maynard Handley2020/12/17 09:10 PM
                    Enough with the idiocy ... let's have proper ECC again.Maynard Handley2020/12/17 09:43 PM
                      Enough with the idiocy ... let's have proper ECC again.Maynard Handley2020/12/18 09:30 AM
                        Enough with the idiocy ... let's have proper ECC again.anon22020/12/19 01:00 AM
                          Enough with the idiocy ... let's have proper ECC again.Maynard Handley2020/12/19 10:23 AM
                            Enough with the idiocy ... let's have proper ECC again.anon22020/12/19 03:01 PM
                              Enough with the idiocy ... let's have proper ECC again.Maynard Handley2020/12/19 04:23 PM
                                Enough with the idiocy ... let's have proper ECC again.anon22020/12/19 04:30 PM
              Enough with the idiocy ... let's have proper ECC again.Björn Ragnar Björnsson2020/12/17 07:41 PM
                Enough with the idiocy ... let's have proper ECC again.David Hess2020/12/19 08:48 PM
              Enough with the idiocy ... let's have proper ECC again.Memory Guy2020/12/17 09:19 PM
      Enough with the idiocy ... let's have proper ECC again.rwessel2020/12/17 10:01 AM
      Enough with the idiocy ... let's have proper ECC again.Wes Felter2020/12/18 09:38 PM
        Thanks for the confirmation!David Kanter2020/12/19 11:51 AM
          Thanks for the confirmation!Konrad Schwarz2020/12/20 09:34 AM
            Thanks for the confirmation!Niels Jørgen Kruse2020/12/20 11:01 AM
              Thanks for the confirmation!David Kanter2020/12/20 03:45 PM
              Thanks for the confirmation!Gionatan Danti2020/12/21 12:50 AM
                Thanks for the confirmation!Niels Jørgen Kruse2020/12/21 09:07 AM
            Thanks for the confirmation!David Kanter2020/12/20 03:42 PM
              Thanks for the confirmation!Foo_2020/12/21 02:01 AM
                Thanks for the confirmation!David Kanter2020/12/21 08:39 AM
            Thanks for the confirmation!Paul2020/12/20 11:29 PM
              Thanks for the confirmation!Michael S2020/12/21 01:00 AM
                Thanks for the confirmation!anon20202020/12/21 01:44 AM
                Thanks for the confirmation!Paul2020/12/22 12:42 PM
                  Thanks for the confirmation!Michael S2020/12/22 02:28 PM
                    Thanks for the confirmation!Paul2020/12/22 06:12 PM
                      Thanks for the confirmation!Michael S2020/12/23 02:55 PM
                        Thanks for the confirmation!Paul2020/12/23 03:54 PM
                          Thanks for the confirmation!Dan Fay2020/12/23 04:38 PM
                            Thanks for the confirmation!Paul2020/12/26 04:10 AM
                              Thanks for the confirmation!Björn Ragnar Björnsson2020/12/26 08:37 PM
                                Thanks for the confirmation!anon22020/12/27 02:00 AM
                                Thanks for the confirmation!Doug S2020/12/28 12:47 PM
            Thanks for the confirmation!David Hess2020/12/21 06:35 PM
              Thanks for the confirmation!Konrad Schwarz2020/12/22 12:08 AM
                Thanks for the confirmation!Doug S2020/12/22 10:42 AM
                  Thanks for the confirmation!David Hess2020/12/22 12:32 PM
                Thanks for the confirmation!David Hess2020/12/22 12:21 PM
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          Enough with the idiocy ... let's have proper ECC again.Brett2020/12/19 08:13 PM
            Enough with the idiocy ... let's have proper ECC again.David Hess2020/12/19 09:17 PM
              Enough with the idiocy ... let's have proper ECC again.Konrad Schwarz2020/12/21 03:29 AM
                Enough with the idiocy ... let's have proper ECC again.David Hess2020/12/21 06:49 PM
            Enough with the idiocy ... let's have proper ECC again.Björn Ragnar Björnsson2020/12/19 09:57 PM
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              Enough with the idiocy ... let's have proper ECC again.rwessel2020/12/20 08:43 AM
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                   Multi-level DRAM?Dan Fay2020/12/22 10:11 AM
                     Multi-level DRAM?Paul2020/12/22 06:01 PM
                       Multi-level DRAM?Dan Fay2020/12/23 12:29 PM
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                             Multi-level DRAM?David Hess2020/12/23 05:05 PM
                           Multi-level DRAM?Björn Ragnar Björnsson2020/12/25 06:44 PM
                             Multi-level DRAM?Paul2020/12/26 04:04 AM
                               Multi-level DRAM?Michael S2020/12/26 08:11 AM
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                                   DIMM binsBjörn Ragnar Björnsson2020/12/26 08:09 PM
                                     DIMM binsBjörn Ragnar Björnsson2020/12/26 08:19 PM
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                               Multi-level DRAM?David Hess2020/12/28 01:36 PM
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                               Multi-level DRAM?Björn Ragnar Björnsson2020/12/27 07:12 PM
                               Multi-level DRAM?Paul2021/01/04 04:20 AM
               Multi-level DRAM?Carson2021/01/05 12:14 PM
                 Multi-level DRAM?Brett2021/01/05 02:05 PM
        Enough with the idiocy ... let's have proper ECC again.Björn Ragnar Björnsson2020/12/19 04:35 PM
        Enough with the idiocy ... let's have proper ECC again.David Hess2020/12/19 08:59 PM
          Enough with the idiocy ... let's have proper ECC again.rwessel2020/12/20 08:56 AM
          Enough with the idiocy ... let's have proper ECC again.Doug S2020/12/20 10:16 AM
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