From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:50654) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1f0gN3-0001qh-BI for qemu-devel@nongnu.org; Tue, 27 Mar 2018 00:38:09 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1f0gN1-0002n4-CH for qemu-devel@nongnu.org; Tue, 27 Mar 2018 00:38:05 -0400 From: David Gibson Date: Tue, 27 Mar 2018 15:37:35 +1100 Message-Id: <20180327043741.7705-7-david@gibson.dropbear.id.au> In-Reply-To: <20180327043741.7705-1-david@gibson.dropbear.id.au> References: <20180327043741.7705-1-david@gibson.dropbear.id.au> Subject: [Qemu-devel] [RFC for-2.13 06/12] target/ppc: Move page size setup to helper function List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-ppc@nongnu.org, groug@kaod.org Cc: agraf@suse.de, qemu-devel@nongnu.org, benh@kernel.crashing.org, bharata@linux.vnet.ibm.com, clg@kaod.org, David Gibson Initialization of the env->sps structure at the end of instance_init is specific to the 64-bit hash MMU, so move the code into a helper function in mmu-hash64.c. We also create a corresponding function to be called at finalize time - it's empty for now, but we'll need it shortly. Signed-off-by: David Gibson --- target/ppc/mmu-hash64.c | 29 +++++++++++++++++++++++++++++ target/ppc/mmu-hash64.h | 11 +++++++++++ target/ppc/translate_init.c | 29 +++++++++-------------------- 3 files changed, 49 insertions(+), 20 deletions(-) diff --git a/target/ppc/mmu-hash64.c b/target/ppc/mmu-hash64.c index a87fa7c83f..4cb7d1cf07 100644 --- a/target/ppc/mmu-hash64.c +++ b/target/ppc/mmu-hash64.c @@ -1095,3 +1095,32 @@ void helper_store_lpcr(CPUPPCState *env, target_ulong val) ppc_hash64_update_rmls(cpu); ppc_hash64_update_vrma(cpu); } + +void ppc_hash64_init(PowerPCCPU *cpu) +{ + CPUPPCState *env = &cpu->env; + PowerPCCPUClass *pcc = POWERPC_CPU_GET_CLASS(cpu); + + if (pcc->sps) { + env->sps = *pcc->sps; + } else if (env->mmu_model & POWERPC_MMU_64) { + /* Use default sets of page sizes. We don't support MPSS */ + static const struct ppc_segment_page_sizes defsps = { + .sps = { + { .page_shift = 12, /* 4K */ + .slb_enc = 0, + .enc = { { .page_shift = 12, .pte_enc = 0 } } + }, + { .page_shift = 24, /* 16M */ + .slb_enc = 0x100, + .enc = { { .page_shift = 24, .pte_enc = 0 } } + }, + }, + }; + env->sps = defsps; + } +} + +void ppc_hash64_finalize(PowerPCCPU *cpu) +{ +} diff --git a/target/ppc/mmu-hash64.h b/target/ppc/mmu-hash64.h index 95a8c330d6..074ded4c27 100644 --- a/target/ppc/mmu-hash64.h +++ b/target/ppc/mmu-hash64.h @@ -19,6 +19,8 @@ unsigned ppc_hash64_hpte_page_shift_noslb(PowerPCCPU *cpu, uint64_t pte0, uint64_t pte1); void ppc_hash64_update_vrma(PowerPCCPU *cpu); void ppc_hash64_update_rmls(PowerPCCPU *cpu); +void ppc_hash64_init(PowerPCCPU *cpu); +void ppc_hash64_finalize(PowerPCCPU *cpu); #endif /* @@ -136,4 +138,13 @@ static inline uint64_t ppc_hash64_hpte1(PowerPCCPU *cpu, #endif /* CONFIG_USER_ONLY */ +#if defined(CONFIG_USER_ONLY) || !defined(TARGET_PPC64) +static inline void ppc_hash64_init(PowerPCCPU *cpu) +{ +} +static inline void ppc_hash64_finalize(PowerPCCPU *cpu) +{ +} +#endif + #endif /* MMU_HASH64_H */ diff --git a/target/ppc/translate_init.c b/target/ppc/translate_init.c index 99be6fcd68..aa63a5dcb3 100644 --- a/target/ppc/translate_init.c +++ b/target/ppc/translate_init.c @@ -10464,26 +10464,14 @@ static void ppc_cpu_instance_init(Object *obj) env->has_hv_mode = !!(env->msr_mask & MSR_HVB); #endif -#if defined(TARGET_PPC64) - if (pcc->sps) { - env->sps = *pcc->sps; - } else if (env->mmu_model & POWERPC_MMU_64) { - /* Use default sets of page sizes. We don't support MPSS */ - static const struct ppc_segment_page_sizes defsps = { - .sps = { - { .page_shift = 12, /* 4K */ - .slb_enc = 0, - .enc = { { .page_shift = 12, .pte_enc = 0 } } - }, - { .page_shift = 24, /* 16M */ - .slb_enc = 0x100, - .enc = { { .page_shift = 24, .pte_enc = 0 } } - }, - }, - }; - env->sps = defsps; - } -#endif /* defined(TARGET_PPC64) */ + ppc_hash64_init(cpu); +} + +static void ppc_cpu_instance_finalize(Object *obj) +{ + PowerPCCPU *cpu = POWERPC_CPU(obj); + + ppc_hash64_finalize(cpu); } static bool ppc_pvr_match_default(PowerPCCPUClass *pcc, uint32_t pvr) @@ -10601,6 +10589,7 @@ static const TypeInfo ppc_cpu_type_info = { .parent = TYPE_CPU, .instance_size = sizeof(PowerPCCPU), .instance_init = ppc_cpu_instance_init, + .instance_finalize = ppc_cpu_instance_finalize, .abstract = true, .class_size = sizeof(PowerPCCPUClass), .class_init = ppc_cpu_class_init, -- 2.14.3