Enable the large decrementer by default on POWER9 cpu models. The
default value applied is that provided in the cpu class.
Signed-off-by: Suraj Jitindar Singh <sjitindarsi...@gmail.com>
---
hw/ppc/spapr_caps.c | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/hw/ppc/spapr_caps.c b/hw/ppc/spapr_caps.c
index e07568fb94..f48aa367e3 100644
--- a/hw/ppc/spapr_caps.c
+++ b/hw/ppc/spapr_caps.c
@@ -566,11 +566,18 @@ sPAPRCapabilityInfo capability_table[SPAPR_CAP_NUM] = {
static sPAPRCapabilities default_caps_with_cpu(sPAPRMachineState *spapr,
const char *cputype)
{
+ PowerPCCPUClass *pcc = POWERPC_CPU_CLASS(object_class_by_name(cputype));
sPAPRMachineClass *smc = SPAPR_MACHINE_GET_CLASS(spapr);
sPAPRCapabilities caps;
caps = smc->default_caps;
+ caps.caps[SPAPR_CAP_LARGE_DECREMENTER] = pcc->hdecr_bits;
+ if (!ppc_type_check_compat(cputype, CPU_POWERPC_LOGICAL_3_00,
+ 0, spapr->max_compat_pvr)) {
+ caps.caps[SPAPR_CAP_LARGE_DECREMENTER] = 0;
+ }
+
if (!ppc_type_check_compat(cputype, CPU_POWERPC_LOGICAL_2_07,
0, spapr->max_compat_pvr)) {
caps.caps[SPAPR_CAP_HTM] = SPAPR_CAP_OFF;
--
2.13.6
