diff options
| -rw-r--r-- | hw/ppc/spapr_hcall.c | 27 |
1 files changed, 12 insertions, 15 deletions
diff --git a/hw/ppc/spapr_hcall.c b/hw/ppc/spapr_hcall.c index c2776b6..885ea60 100644 --- a/hw/ppc/spapr_hcall.c +++ b/hw/ppc/spapr_hcall.c @@ -1590,12 +1590,11 @@ static target_ulong h_signal_sys_reset(PowerPCCPU *cpu, } } -static uint32_t cas_check_pvr(SpaprMachineState *spapr, PowerPCCPU *cpu, - target_ulong *addr, bool *raw_mode_supported, - Error **errp) +/* Returns either a logical PVR or zero if none was found */ +static uint32_t cas_check_pvr(PowerPCCPU *cpu, uint32_t max_compat, + target_ulong *addr, bool *raw_mode_supported) { bool explicit_match = false; /* Matched the CPU's real PVR */ - uint32_t max_compat = spapr->max_compat_pvr; uint32_t best_compat = 0; int i; @@ -1624,14 +1623,6 @@ static uint32_t cas_check_pvr(SpaprMachineState *spapr, PowerPCCPU *cpu, } } - if ((best_compat == 0) && (!explicit_match || max_compat)) { - /* We couldn't find a suitable compatibility mode, and either - * the guest doesn't support "raw" mode for this CPU, or raw - * mode is disabled because a maximum compat mode is set */ - error_setg(errp, "Couldn't negotiate a suitable PVR during CAS"); - return 0; - } - *raw_mode_supported = explicit_match; /* Parsing finished */ @@ -1680,6 +1671,7 @@ target_ulong do_client_architecture_support(PowerPCCPU *cpu, bool guest_xive; CPUState *cs; void *fdt; + uint32_t max_compat = spapr->max_compat_pvr; /* CAS is supposed to be called early when only the boot vCPU is active. */ CPU_FOREACH(cs) { @@ -1692,9 +1684,14 @@ target_ulong do_client_architecture_support(PowerPCCPU *cpu, } } - cas_pvr = cas_check_pvr(spapr, cpu, &vec, &raw_mode_supported, &local_err); - if (local_err) { - error_report_err(local_err); + cas_pvr = cas_check_pvr(cpu, max_compat, &vec, &raw_mode_supported); + if (!cas_pvr && (!raw_mode_supported || max_compat)) { + /* + * We couldn't find a suitable compatibility mode, and either + * the guest doesn't support "raw" mode for this CPU, or "raw" + * mode is disabled because a maximum compat mode is set. + */ + error_report("Couldn't negotiate a suitable PVR during CAS"); return H_HARDWARE; } |