From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from e32.co.us.ibm.com (e32.co.us.ibm.com [32.97.110.150]) (using TLSv1.2 with cipher CAMELLIA256-SHA (256/256 bits)) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 3qhmKj2Fx4zDqGx for ; Sat, 9 Apr 2016 16:15:53 +1000 (AEST) Received: from localhost by e32.co.us.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Sat, 9 Apr 2016 00:15:51 -0600 Received: from b03cxnp07028.gho.boulder.ibm.com (b03cxnp07028.gho.boulder.ibm.com [9.17.130.15]) by d03dlp02.boulder.ibm.com (Postfix) with ESMTP id 2DF733E40030 for ; Sat, 9 Apr 2016 00:15:49 -0600 (MDT) Received: from d03av03.boulder.ibm.com (d03av03.boulder.ibm.com [9.17.195.169]) by b03cxnp07028.gho.boulder.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id u396FnZf43450534 for ; Fri, 8 Apr 2016 23:15:49 -0700 Received: from d03av03.boulder.ibm.com (localhost [127.0.0.1]) by d03av03.boulder.ibm.com (8.14.4/8.14.4/NCO v10.0 AVout) with ESMTP id u396Fm7w017679 for ; Sat, 9 Apr 2016 00:15:49 -0600 From: "Aneesh Kumar K.V" To: benh@kernel.crashing.org, paulus@samba.org, mpe@ellerman.id.au Cc: linuxppc-dev@lists.ozlabs.org, "Aneesh Kumar K.V" Subject: [PATCH V2 31/68] powerpc/mm: Abstraction for early init routines Date: Sat, 9 Apr 2016 11:43:27 +0530 Message-Id: <1460182444-2468-32-git-send-email-aneesh.kumar@linux.vnet.ibm.com> In-Reply-To: <1460182444-2468-1-git-send-email-aneesh.kumar@linux.vnet.ibm.com> References: <1460182444-2468-1-git-send-email-aneesh.kumar@linux.vnet.ibm.com> List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Signed-off-by: Aneesh Kumar K.V --- arch/powerpc/include/asm/book3s/64/mmu.h | 20 ++++++++++++++++++++ arch/powerpc/include/asm/mmu.h | 14 +++++++------- arch/powerpc/mm/hash_utils_64.c | 6 +++--- 3 files changed, 30 insertions(+), 10 deletions(-) diff --git a/arch/powerpc/include/asm/book3s/64/mmu.h b/arch/powerpc/include/asm/book3s/64/mmu.h index 593d9e3ce8e7..a66cd3e65a33 100644 --- a/arch/powerpc/include/asm/book3s/64/mmu.h +++ b/arch/powerpc/include/asm/book3s/64/mmu.h @@ -97,5 +97,25 @@ extern int mmu_vmalloc_psize; extern int mmu_vmemmap_psize; extern int mmu_io_psize; +/* MMU initialization */ +extern void hlearly_init_mmu(void); +static inline void early_init_mmu(void) +{ + return hlearly_init_mmu(); +} +extern void hlearly_init_mmu_secondary(void); +static inline void early_init_mmu_secondary(void) +{ + return hlearly_init_mmu_secondary(); +} + +extern void hlsetup_initial_memory_limit(phys_addr_t first_memblock_base, + phys_addr_t first_memblock_size); +static inline void setup_initial_memory_limit(phys_addr_t first_memblock_base, + phys_addr_t first_memblock_size) +{ + return hlsetup_initial_memory_limit(first_memblock_base, + first_memblock_size); +} #endif /* __ASSEMBLY__ */ #endif /* _ASM_POWERPC_BOOK3S_64_MMU_H_ */ diff --git a/arch/powerpc/include/asm/mmu.h b/arch/powerpc/include/asm/mmu.h index decde4c4870d..34070e982f1d 100644 --- a/arch/powerpc/include/asm/mmu.h +++ b/arch/powerpc/include/asm/mmu.h @@ -122,13 +122,6 @@ static inline void mmu_clear_feature(unsigned long feature) extern unsigned int __start___mmu_ftr_fixup, __stop___mmu_ftr_fixup; -/* MMU initialization */ -extern void early_init_mmu(void); -extern void early_init_mmu_secondary(void); - -extern void setup_initial_memory_limit(phys_addr_t first_memblock_base, - phys_addr_t first_memblock_size); - #ifdef CONFIG_PPC64 /* This is our real memory area size on ppc64 server, on embedded, we * make it match the size our of bolted TLB area @@ -185,6 +178,13 @@ static inline void assert_pte_locked(struct mm_struct *mm, unsigned long addr) #include #else /* CONFIG_PPC_BOOK3S_64 */ +#ifndef __ASSEMBLY__ +/* MMU initialization */ +extern void early_init_mmu(void); +extern void early_init_mmu_secondary(void); +extern void setup_initial_memory_limit(phys_addr_t first_memblock_base, + phys_addr_t first_memblock_size); +#endif /* __ASSEMBLY__ */ #endif #if defined(CONFIG_PPC_STD_MMU_32) diff --git a/arch/powerpc/mm/hash_utils_64.c b/arch/powerpc/mm/hash_utils_64.c index c4a5f13997b8..8dfc6ae85d4a 100644 --- a/arch/powerpc/mm/hash_utils_64.c +++ b/arch/powerpc/mm/hash_utils_64.c @@ -864,7 +864,7 @@ static void __init htab_initialize(void) #undef KB #undef MB -void __init early_init_mmu(void) +void __init hlearly_init_mmu(void) { /* * initialize page table size @@ -889,7 +889,7 @@ void __init early_init_mmu(void) } #ifdef CONFIG_SMP -void early_init_mmu_secondary(void) +void hlearly_init_mmu_secondary(void) { /* Initialize hash table for that CPU */ if (!firmware_has_feature(FW_FEATURE_LPAR)) @@ -1631,7 +1631,7 @@ void __kernel_map_pages(struct page *page, int numpages, int enable) } #endif /* CONFIG_DEBUG_PAGEALLOC */ -void setup_initial_memory_limit(phys_addr_t first_memblock_base, +void hlsetup_initial_memory_limit(phys_addr_t first_memblock_base, phys_addr_t first_memblock_size) { /* We don't currently support the first MEMBLOCK not mapping 0 -- 2.5.0