diff options
| -rw-r--r-- | hw/ppc/spapr_rtas.c | 38 |
1 files changed, 14 insertions, 24 deletions
diff --git a/hw/ppc/spapr_rtas.c b/hw/ppc/spapr_rtas.c index b251c130cb..df073447c5 100644 --- a/hw/ppc/spapr_rtas.c +++ b/hw/ppc/spapr_rtas.c @@ -120,27 +120,6 @@ static void rtas_query_cpu_stopped_state(PowerPCCPU *cpu_, rtas_st(rets, 0, RTAS_OUT_PARAM_ERROR); } -/* - * Set the timebase offset of the CPU to that of first CPU. - * This helps hotplugged CPU to have the correct timebase offset. - */ -static void spapr_cpu_update_tb_offset(PowerPCCPU *cpu) -{ - PowerPCCPU *fcpu = POWERPC_CPU(first_cpu); - - cpu->env.tb_env->tb_offset = fcpu->env.tb_env->tb_offset; -} - -static void spapr_cpu_set_endianness(PowerPCCPU *cpu) -{ - PowerPCCPU *fcpu = POWERPC_CPU(first_cpu); - PowerPCCPUClass *pcc = POWERPC_CPU_GET_CLASS(fcpu); - - if (!pcc->interrupts_big_endian(fcpu)) { - cpu->env.spr[SPR_LPCR] |= LPCR_ILE; - } -} - static void rtas_start_cpu(PowerPCCPU *callcpu, sPAPRMachineState *spapr, uint32_t token, uint32_t nargs, target_ulong args, @@ -150,6 +129,7 @@ static void rtas_start_cpu(PowerPCCPU *callcpu, sPAPRMachineState *spapr, PowerPCCPU *newcpu; CPUPPCState *env; PowerPCCPUClass *pcc; + target_ulong lpcr; if (nargs != 3 || nret != 1) { rtas_st(rets, 0, RTAS_OUT_PARAM_ERROR); @@ -178,10 +158,20 @@ static void rtas_start_cpu(PowerPCCPU *callcpu, sPAPRMachineState *spapr, cpu_synchronize_state(CPU(newcpu)); env->msr = (1ULL << MSR_SF) | (1ULL << MSR_ME); - spapr_cpu_set_endianness(newcpu); - spapr_cpu_update_tb_offset(newcpu); + /* Enable Power-saving mode Exit Cause exceptions for the new CPU */ - ppc_store_lpcr(newcpu, env->spr[SPR_LPCR] | pcc->lpcr_pm); + lpcr = env->spr[SPR_LPCR] | pcc->lpcr_pm; + if (!pcc->interrupts_big_endian(callcpu)) { + lpcr |= LPCR_ILE; + } + ppc_store_lpcr(newcpu, lpcr); + + /* + * Set the timebase offset of the new CPU to that of the invoking + * CPU. This helps hotplugged CPU to have the correct timebase + * offset. + */ + newcpu->env.tb_env->tb_offset = callcpu->env.tb_env->tb_offset; env->nip = start; env->gpr[3] = r3; |