Hello Mark, On 06/03/2016 03:52 PM, Mark Cave-Ayland wrote: > On 03/06/16 13:11, Cédric Le Goater wrote: > >> This is follow up to complete the serie "ppc: preparing pnv landing >> (round 2)" plus a little fix on instruction privileges. >> >> Tested on a POWER8 pserie guest and on mac99. >> >> Benjamin Herrenschmidt (2): >> ppc: Fix hreg_store_msr() so that non-HV mode cannot alter MSR:HV >> ppc: Better figure out if processor has HV mode >> >> Cédric Le Goater (1): >> ppc: fix hrfid, tlbia and slbia privilege >> >> target-ppc/cpu.h | 4 ++++ >> target-ppc/excp_helper.c | 8 ++++++-- >> target-ppc/helper_regs.h | 4 ++-- >> target-ppc/translate.c | 10 ++++++---- >> target-ppc/translate_init.c | 19 +++++++++++++++---- >> 5 files changed, 33 insertions(+), 12 deletions(-) > > Hi Cédric, > > I can confirm that this patchset fixes starting up OpenBIOS for both > g3beige/mac99 in my tests here. With the escc fix also applied, the only > outstanding issue is the removal of the tlb_flush() statements which > causes Darwin, MacOS X and HelenOS 0.60 to panic on boot
Is that just booting the CDROM or the complete OS ? because I tried that a couple of time with ppc-for-2.7-20160531 + the three patches above and did not see the issue again. I reached the device selection prompt. I must be doing something wrong. > My only request is if it would be possible to move patch 2 "ppc: Better > figure out if processor has HV mode" to the front of this patchset which > will make the remaining patches bisectable for the Mac machines. With that: > > Tested-by: Mark Cave-Ayland <mark.cave-ayl...@ilande.co.uk> Thanks, C. > Does anyone know if Ben has any ideas as to why the MMU tlb_flush > changes patch is causing such problems? > > > ATB, > > Mark. >