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| author | blueswir1 <blueswir1@c046a42c-6fe2-441c-8c8c-71466251a162> | 2009-03-07 20:52:22 +0000 |
|---|---|---|
| committer | blueswir1 <blueswir1@c046a42c-6fe2-441c-8c8c-71466251a162> | 2009-03-07 20:52:22 +0000 |
| commit | bf14b1cef1835d176d7c247eb8094e14375b24ab (patch) | |
| tree | 3128fff30cf402e76157cf2cde4bd8dbf5125838 | |
| parent | 5b5aba4f142b821516e1e8b08d07d0c67a229da6 (diff) | |
Implment tlbiel
Linux uses tlbiel to flush TLB entries in PPC64 mode. This special TLB
flush opcode only flushes an entry for the CPU it runs on, not across
all CPUs in the system.
Signed-off-by: Alexander Graf <alex@csgraf.de>
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6749 c046a42c-6fe2-441c-8c8c-71466251a162
| -rw-r--r-- | target-ppc/translate.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/target-ppc/translate.c b/target-ppc/translate.c index cbf1a35899..09b3945ee4 100644 --- a/target-ppc/translate.c +++ b/target-ppc/translate.c @@ -4394,6 +4394,20 @@ GEN_HANDLER(tlbia, 0x1F, 0x12, 0x0B, 0x03FFFC01, PPC_MEM_TLBIA) #endif } +/* tlbiel */ +GEN_HANDLER(tlbiel, 0x1F, 0x12, 0x08, 0x03FF0001, PPC_MEM_TLBIE) +{ +#if defined(CONFIG_USER_ONLY) + gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC); +#else + if (unlikely(!ctx->mem_idx)) { + gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC); + return; + } + gen_helper_tlbie(cpu_gpr[rB(ctx->opcode)]); +#endif +} + /* tlbie */ GEN_HANDLER(tlbie, 0x1F, 0x12, 0x09, 0x03FF0001, PPC_MEM_TLBIE) { |