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-rw-r--r--target-ppc/op_helper.c11
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");
}