Hi, On Fri, May 12, 2017 at 11:29 AM, Matej Horvat <matej.hor...@guest.arnes.si> wrote: > > "To be clear, the problem is not at all specific to virtualization. It has > been confirmed on a Ryzen 5 1500X running FreeDOS—which comes with the > JemmEx memory manager, which enables VME by default. Until VME was > disabled, any attempt to boot with JemmEx failed with invalid opcode > exceptions. After disabling VME, FreeDOS worked normally." > > http://www.os2museum.com/wp/vme-broken-on-amd-ryzen/
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It basically says mask out the VME bit when running XP/2k3 under a VM, and that this bug is almost certainly fixable in a microcode update. > Should the FreeDOS Web site warn users about this? Doubtful (unless you think AMD won't fix this any time soon). > Should JEMMEX or the FreeDOS installer work around this? Just use "NOVME", and don't worry about it. ------------------------------------------------------------------------------ Check out the vibrant tech community on one of the world's most engaging tech sites, Slashdot.org! http://sdm.link/slashdot _______________________________________________ Freedos-devel mailing list Freedos-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/freedos-devel
