diff options
Diffstat (limited to 'target-ppc/op_helper.c')
| -rw-r--r-- | target-ppc/op_helper.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/target-ppc/op_helper.c b/target-ppc/op_helper.c index 6339c9559f..3b197f2deb 100644 --- a/target-ppc/op_helper.c +++ b/target-ppc/op_helper.c @@ -4228,6 +4228,7 @@ void helper_booke206_tlbwe(void) { uint32_t tlbncfg, tlbn; ppcmas_tlb_t *tlb; + uint32_t size_tlb, size_ps; switch (env->spr[SPR_BOOKE_MAS0] & MAS0_WQ_MASK) { case MAS0_WQ_ALWAYS: @@ -4259,6 +4260,16 @@ void helper_booke206_tlbwe(void) tlb = booke206_cur_tlb(env); + /* check that we support the targeted size */ + size_tlb = (env->spr[SPR_BOOKE_MAS1] & MAS1_TSIZE_MASK) >> MAS1_TSIZE_SHIFT; + size_ps = booke206_tlbnps(env, tlbn); + if ((env->spr[SPR_BOOKE_MAS1] & MAS1_VALID) && (tlbncfg & TLBnCFG_AVAIL) && + !(size_ps & (1 << size_tlb))) { + helper_raise_exception_err(POWERPC_EXCP_PROGRAM, + POWERPC_EXCP_INVAL | + POWERPC_EXCP_INVAL_INVAL); + } + if (msr_gs) { cpu_abort(env, "missing HV implementation\n"); } |