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authorSuraj Jitindar Singh <sjitindarsingh@gmail.com>2017-02-10 16:25:51 +1100
committerDavid Gibson <david@gibson.dropbear.id.au>2017-02-22 11:28:28 +1100
commit86cf1e9fe852e5c322968c2c708a7efa8b7be5d9 (patch)
treea822ee586b21bab11008149a31eca4871f774375 /target
parent7659ca1a3e22aa298022b1ecb21bf3650a01e814 (diff)
downloadqemu-86cf1e9fe852e5c322968c2c708a7efa8b7be5d9.tar.gz
target/ppc/POWER9: Add ISAv3.00 MMU definition
POWER9 processors implement the mmu as defined in version 3.00 of the ISA. Add a definition for this mmu model and set the POWER9 cpu model to use this mmu model. Signed-off-by: Suraj Jitindar Singh <sjitindarsingh@gmail.com> Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
Diffstat (limited to 'target')
-rw-r--r--target/ppc/cpu-qom.h5
-rw-r--r--target/ppc/mmu_helper.c2
-rw-r--r--target/ppc/translate_init.c3
3 files changed, 7 insertions, 3 deletions
diff --git a/target/ppc/cpu-qom.h b/target/ppc/cpu-qom.h
index b7977bad18..4e3132b56b 100644
--- a/target/ppc/cpu-qom.h
+++ b/target/ppc/cpu-qom.h
@@ -86,10 +86,13 @@ enum powerpc_mmu_t {
POWERPC_MMU_2_07 = POWERPC_MMU_64 | POWERPC_MMU_1TSEG
| POWERPC_MMU_64K
| POWERPC_MMU_AMR | 0x00000004,
- /* FIXME Add POWERPC_MMU_3_OO defines */
/* Architecture 2.07 "degraded" (no 1T segments) */
POWERPC_MMU_2_07a = POWERPC_MMU_64 | POWERPC_MMU_AMR
| 0x00000004,
+ /* Architecture 3.00 variant */
+ POWERPC_MMU_3_00 = POWERPC_MMU_64 | POWERPC_MMU_1TSEG
+ | POWERPC_MMU_64K
+ | POWERPC_MMU_AMR | 0x00000005,
};
/*****************************************************************************/
diff --git a/target/ppc/mmu_helper.c b/target/ppc/mmu_helper.c
index f746f53615..172a305e0f 100644
--- a/target/ppc/mmu_helper.c
+++ b/target/ppc/mmu_helper.c
@@ -1935,6 +1935,7 @@ void ppc_tlb_invalidate_all(CPUPPCState *env)
case POWERPC_MMU_2_06a:
case POWERPC_MMU_2_07:
case POWERPC_MMU_2_07a:
+ case POWERPC_MMU_3_00:
#endif /* defined(TARGET_PPC64) */
env->tlb_need_flush = 0;
tlb_flush(CPU(cpu));
@@ -1974,6 +1975,7 @@ void ppc_tlb_invalidate_one(CPUPPCState *env, target_ulong addr)
case POWERPC_MMU_2_06a:
case POWERPC_MMU_2_07:
case POWERPC_MMU_2_07a:
+ case POWERPC_MMU_3_00:
/* tlbie invalidate TLBs for all segments */
/* XXX: given the fact that there are too many segments to invalidate,
* and we still don't have a tlb_flush_mask(env, n, mask) in QEMU,
diff --git a/target/ppc/translate_init.c b/target/ppc/translate_init.c
index 76f79fa77b..84bf1256b5 100644
--- a/target/ppc/translate_init.c
+++ b/target/ppc/translate_init.c
@@ -8816,8 +8816,7 @@ POWERPC_FAMILY(POWER9)(ObjectClass *oc, void *data)
(1ull << MSR_PMM) |
(1ull << MSR_RI) |
(1ull << MSR_LE);
- /* Using 2.07 defines until new radix model is added. */
- pcc->mmu_model = POWERPC_MMU_2_07;
+ pcc->mmu_model = POWERPC_MMU_3_00;
#if defined(CONFIG_SOFTMMU)
pcc->handle_mmu_fault = ppc_hash64_handle_mmu_fault;
/* segment page size remain the same */