On Thu, Nov 24, 2016 at 10:31:55AM -0500, wrote: > On Thu, Nov 24, 2016 at 12:18:43AM +0000, Clint Adams wrote: > > On Wed, Nov 23, 2016 at 12:43:49PM -0500, Lennart Sorensen wrote: > > > Running qemu-system-ppc64 -cpu POWER8 (version 1:2.7+dfsg-3+b1) did not > > > fail for me using debian-testing-ppc64el-netinst.iso > > > > Yes, indeed. I have no idea what the default is, but -cpu POWER8 > > solves the problem. > > According to the -cpu ?, the default is 604, which makes no sense at > all for ppc64, so I doubt it is true. if the default is power7 or > something, that could be a problem, although I must admit I am surprised > it made it that far in that case.
So the default is in fact power7, which explains why it can run ppc64el, but dies when a program uses a power8+ instruction. I suppose it would be nice if the installer warned you if booted on a power7, but it really isn't the installer's job to check that is it? -- Len Sorensen
