Commit bf14b1cef1835d176d7c247eb8094e14375b24ab
1 parent
5b5aba4f
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
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target-ppc/translate.c
| @@ -4394,6 +4394,20 @@ GEN_HANDLER(tlbia, 0x1F, 0x12, 0x0B, 0x03FFFC01, PPC_MEM_TLBIA) | @@ -4394,6 +4394,20 @@ GEN_HANDLER(tlbia, 0x1F, 0x12, 0x0B, 0x03FFFC01, PPC_MEM_TLBIA) | ||
| 4394 | #endif | 4394 | #endif |
| 4395 | } | 4395 | } |
| 4396 | 4396 | ||
| 4397 | +/* tlbiel */ | ||
| 4398 | +GEN_HANDLER(tlbiel, 0x1F, 0x12, 0x08, 0x03FF0001, PPC_MEM_TLBIE) | ||
| 4399 | +{ | ||
| 4400 | +#if defined(CONFIG_USER_ONLY) | ||
| 4401 | + gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC); | ||
| 4402 | +#else | ||
| 4403 | + if (unlikely(!ctx->mem_idx)) { | ||
| 4404 | + gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC); | ||
| 4405 | + return; | ||
| 4406 | + } | ||
| 4407 | + gen_helper_tlbie(cpu_gpr[rB(ctx->opcode)]); | ||
| 4408 | +#endif | ||
| 4409 | +} | ||
| 4410 | + | ||
| 4397 | /* tlbie */ | 4411 | /* tlbie */ |
| 4398 | GEN_HANDLER(tlbie, 0x1F, 0x12, 0x09, 0x03FF0001, PPC_MEM_TLBIE) | 4412 | GEN_HANDLER(tlbie, 0x1F, 0x12, 0x09, 0x03FF0001, PPC_MEM_TLBIE) |
| 4399 | { | 4413 | { |