On 3/12/19 4:01 PM, Cleber Rosa wrote: > On Sun, Mar 10, 2019 at 07:27:00PM +1100, David Gibson wrote: >> From: Cédric Le Goater <c...@kaod.org> >> >> We now have enough support to boot a PowerNV machine with a POWER9 >> processor. Allow HV mode on POWER9. >> >> Signed-off-by: Cédric Le Goater <c...@kaod.org> >> Message-Id: <20190307223548.20516-16-...@kaod.org> >> Signed-off-by: David Gibson <da...@gibson.dropbear.id.au> >> --- >> target/ppc/translate_init.inc.c | 3 ++- >> 1 file changed, 2 insertions(+), 1 deletion(-) >> >> diff --git a/target/ppc/translate_init.inc.c >> b/target/ppc/translate_init.inc.c >> index af70a3b78c..0bd555eb19 100644 >> --- a/target/ppc/translate_init.inc.c >> +++ b/target/ppc/translate_init.inc.c >> @@ -8895,7 +8895,7 @@ POWERPC_FAMILY(POWER9)(ObjectClass *oc, void *data) >> PPC_CACHE | PPC_CACHE_ICBI | PPC_CACHE_DCBZ | >> PPC_MEM_SYNC | PPC_MEM_EIEIO | >> PPC_MEM_TLBSYNC | >> - PPC_64B | PPC_64BX | PPC_ALTIVEC | >> + PPC_64B | PPC_64H | PPC_64BX | PPC_ALTIVEC | >> PPC_SEGMENT_64B | PPC_SLBI | >> PPC_POPCNTB | PPC_POPCNTWD | >> PPC_CILDST; >> @@ -8907,6 +8907,7 @@ POWERPC_FAMILY(POWER9)(ObjectClass *oc, void *data) >> PPC2_ISA205 | PPC2_ISA207S | PPC2_FP_CVT_S64 | >> PPC2_TM | PPC2_ISA300 | PPC2_PRCNTL; >> pcc->msr_mask = (1ull << MSR_SF) | >> + (1ull << MSR_SHV) | >> (1ull << MSR_TM) | >> (1ull << MSR_VR) | >> (1ull << MSR_VSX) | >> -- >> 2.20.1 >> >> > > This change prevents a Fedora 29 kernel[1] from booting... is this > intended or a known limitation of the Fedora 29 kernel?
The default CPU is still power8_v2.0. This is curious. > FIY, by using a "power8" CPU the Fedora 29 kernel boots successfully. > For a reproducer, please refer to [2]. Thanks, C. > Thanks, > - Cleber. > > [1] - > https://download.fedoraproject.org/pub/fedora-secondary/releases/29/Everything/ppc64le/os/ppc/ppc64/vmlinuz > > [2] - > https://github.com/clebergnu/qemu/blob/sent/target_arch_v4/tests/acceptance/boot_linux_console.py#L138 >