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Commit 1a01dc87 authored by Michael Ellerman's avatar Michael Ellerman
Browse files

powerpc/mm: Add mmu_early_init_devtree() 



Empty for now, but we'll add to it in the next patch.

Signed-off-by: default avatarMichael Ellerman <mpe@ellerman.id.au>
parent bad60e6f

arch/powerpc/include/asm/book3s/64/mmu.h

+1 −0
Original line number Diff line number Diff line
@@ -107,6 +107,7 @@ extern int mmu_vmemmap_psize; 
extern int mmu_io_psize;



/* MMU initialization */

void mmu_early_init_devtree(void);

extern void radix_init_native(void);

extern void hash__early_init_mmu(void);

extern void radix__early_init_mmu(void);

arch/powerpc/include/asm/mmu.h

+1 −0
Original line number Diff line number Diff line
@@ -210,6 +210,7 @@ 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);

static inline void mmu_early_init_devtree(void) { }

#endif /* __ASSEMBLY__ */

#endif

arch/powerpc/kernel/prom.c

+2 −0
Original line number Diff line number Diff line
@@ -750,6 +750,8 @@ void __init early_init_devtree(void *params) 
	if (disable_radix)

		cur_cpu_spec->mmu_features &= ~MMU_FTR_RADIX;



	mmu_early_init_devtree();



#ifdef CONFIG_PPC_POWERNV

	/* Scan and build the list of machine check recoverable ranges */

	of_scan_flat_dt(early_init_dt_scan_recoverable_ranges, NULL);

arch/powerpc/mm/init_64.c

+6 −0
Original line number Diff line number Diff line
@@ -411,3 +411,9 @@ struct page *realmode_pfn_to_page(unsigned long pfn) 
EXPORT_SYMBOL_GPL(realmode_pfn_to_page);



#endif /* CONFIG_SPARSEMEM_VMEMMAP/CONFIG_FLATMEM */



#ifdef CONFIG_PPC_STD_MMU_64

void __init mmu_early_init_devtree(void)

{

}

#endif /* CONFIG_PPC_STD_MMU_64 */