On Sun, Apr 08, 2018 at 09:50:46AM +0200, Mathieu Malaterre wrote: > Hi G5 users, > > Could someone shed some lights on POWER4 removal. I thought G5 were POWER4 ? > > (see below) > ... > - Removal of POWER4 support, which was accidentally broken in 2016 and no one > noticed, and blocked use of some modern instructions. > ... > > See commit 471d7ff8b51b63521c8ea35c51966ab4caa434ee in powerpc/next.
It seems that it is only generic IBM server POWER4 that is removed. The special ones from freescale and the 970 in the G5 remain. The PA6T has its own CPU type in the kernel, as does the 970. -- Len Sorensen