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booke206: fix MAS update on tlb miss
authorKONRAD Frederic <frederic.konrad@adacore.com>
Tue, 1 Aug 2017 08:44:57 +0000 (10:44 +0200)
committerDavid Gibson <david@gibson.dropbear.id.au>
Wed, 9 Aug 2017 01:46:44 +0000 (11:46 +1000)
When a tlb instruction miss happen, rw is set to 0 at the bottom
of cpu_ppc_handle_mmu_fault which cause the MAS update function to miss
the SAS and TS bit in MAS6, MAS1 in booke206_update_mas_tlb_miss.

Just calling booke206_update_mas_tlb_miss with rw = 2 solve the issue.

Signed-off-by: KONRAD Frederic <frederic.konrad@adacore.com>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
target/ppc/mmu_helper.c

index b7b9088..f06b938 100644 (file)
@@ -1551,7 +1551,7 @@ static int cpu_ppc_handle_mmu_fault(CPUPPCState *env, target_ulong address,
                     env->spr[SPR_40x_ESR] = 0x00000000;
                     break;
                 case POWERPC_MMU_BOOKE206:
-                    booke206_update_mas_tlb_miss(env, address, rw);
+                    booke206_update_mas_tlb_miss(env, address, 2);
                     /* fall through */
                 case POWERPC_MMU_BOOKE:
                     cs->exception_index = POWERPC_EXCP_ITLB;