From ae20d605ba2584b796b4fedcece9bcb606d92275 Mon Sep 17 00:00:00 2001 From: "Edgar E. Iglesias" Date: Mon, 11 Jan 2010 14:41:53 +0100 Subject: [PATCH] ppc-40x: Correct check for Endian swapping TLB entries. Bailout on 40x TLB entries with endianess swapping only if the entry is valid. Signed-off-by: Edgar E. Iglesias --- target-ppc/op_helper.c | 12 +++++++----- 1 file changed, 7 insertions(+), 5 deletions(-) diff --git a/target-ppc/op_helper.c b/target-ppc/op_helper.c index 3575b29..f905c64 100644 --- a/target-ppc/op_helper.c +++ b/target-ppc/op_helper.c @@ -3981,13 +3981,15 @@ void helper_4xx_tlbwe_hi (target_ulong entry, target_ulong val) tlb->size, TARGET_PAGE_SIZE, (int)((val >> 7) & 0x7)); } tlb->EPN = val & ~(tlb->size - 1); - if (val & 0x40) + if (val & 0x40) { tlb->prot |= PAGE_VALID; - else + if (val & 0x20) { + /* XXX: TO BE FIXED */ + cpu_abort(env, + "Little-endian TLB entries are not supported by now\n"); + } + } else { tlb->prot &= ~PAGE_VALID; - if (val & 0x20) { - /* XXX: TO BE FIXED */ - cpu_abort(env, "Little-endian TLB entries are not supported by now\n"); } tlb->PID = env->spr[SPR_40x_PID]; /* PID */ LOG_SWTLB("%s: set up TLB %d RPN " TARGET_FMT_plx " EPN " TARGET_FMT_lx -- 2.7.4