Fedora 19 targets Z9-109 as the minimum supported cpu, and the kernel will exit very early in the boot process if facilities do not match.
This is a hack until we properly implement distinct qom cpu types. Signed-off-by: Richard Henderson <r...@twiddle.net> --- target-s390x/cpu.c | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/target-s390x/cpu.c b/target-s390x/cpu.c index 0cdddd3..dfdc6f2 100644 --- a/target-s390x/cpu.c +++ b/target-s390x/cpu.c @@ -248,6 +248,16 @@ static void s390_cpu_initfn(Object *obj) env->facilities[0] = FAC0_TCG; env->facilities[1] = 0; + /* ??? Current distros are targeting Z9-109 as the minimum. TCG + supports most of the Z9-109 facilities but not all. Sadly, the + kernel checks for facilities it doesn't actually need, minor stuff + like hex floating point and translation. For now, include all + that the kernel requires we support. */ +#ifndef CONFIG_USER_ONLY + env->facilities[0] |= FAC0_Z9_109; + env->machine_type = 0x20940000; +#endif + if (tcg_enabled() && !inited) { inited = true; s390x_translate_init(); -- 1.8.1.4