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target-ppc: fix Book-E TLB matching 

The Book-E TLB matching process should bail out early when a TLB
entry matches, but the access permissions are wrong. The CPU
will then raise a DSI error instead of a Data TLB error, as
described for TLB matching in Freescale and IBM documents.

Signed-off-by: Alex Zuepke <azu@sysgo.de>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
This commit is contained in:
Alex Zuepke 2017-02-14 12:54:29 +01:00 committed by David Gibson
parent 87684b4c40
commit 0a4c774086
1 changed files with 1 additions and 1 deletions
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2
target/ppc/mmu_helper.c
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@ -825,7 +825,7 @@ static int mmubooke_get_physical_address(CPUPPCState *env, mmu_ctx_t *ctx,
tlb = &env->tlb.tlbe[i]; tlb = &env->tlb.tlbe[i];
ret = mmubooke_check_tlb(env, tlb, &raddr, &ctx->prot, address, rw, ret = mmubooke_check_tlb(env, tlb, &raddr, &ctx->prot, address, rw,
access_type, i); access_type, i);
if (!ret) { if (ret != -1) {
break; break;
} }
} }