74 lines
1.9 KiB
C
74 lines
1.9 KiB
C
#ifndef __ASM_MMU_H
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#define __ASM_MMU_H
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#include <common.h>
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#include <errno.h>
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#include <malloc.h>
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#include <xfuncs.h>
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#ifdef CONFIG_CPU_64v8
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#include <asm/pgtable64.h>
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#define DEV_MEM (PMD_ATTRINDX(MT_DEVICE_nGnRnE) | PMD_SECT_AF | PMD_TYPE_SECT)
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#define CACHED_MEM (PMD_ATTRINDX(MT_NORMAL) | PMD_SECT_S | PMD_SECT_AF | PMD_TYPE_SECT)
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#define UNCACHED_MEM (PMD_ATTRINDX(MT_NORMAL_NC) | PMD_SECT_S | PMD_SECT_AF | PMD_TYPE_SECT)
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#else
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#include <asm/pgtable.h>
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#define PMD_SECT_DEF_UNCACHED (PMD_SECT_AP_WRITE | PMD_SECT_AP_READ | PMD_TYPE_SECT)
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#define PMD_SECT_DEF_CACHED (PMD_SECT_WB | PMD_SECT_DEF_UNCACHED)
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#endif
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struct arm_memory;
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void mmu_enable(void);
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void mmu_disable(void);
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static inline void arm_create_section(unsigned long virt, unsigned long phys, int size_m,
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unsigned int flags)
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{
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}
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static inline void setup_dma_coherent(unsigned long offset)
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{
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}
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#ifdef CONFIG_MMU
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#define ARCH_HAS_REMAP
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#define MAP_ARCH_DEFAULT MAP_CACHED
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int arch_remap_range(void *_start, size_t size, unsigned flags);
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void *map_io_sections(unsigned long physaddr, void *start, size_t size);
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#else
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#define MAP_ARCH_DEFAULT MAP_UNCACHED
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static inline void *map_io_sections(unsigned long phys, void *start, size_t size)
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{
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return (void *)phys;
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}
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#endif
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#ifdef CONFIG_CACHE_L2X0
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void __init l2x0_init(void __iomem *base, __u32 aux_val, __u32 aux_mask);
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#else
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static inline void __init l2x0_init(void __iomem *base, __u32 aux_val, __u32 aux_mask)
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{
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}
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#endif
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struct outer_cache_fns {
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void (*inv_range)(unsigned long, unsigned long);
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void (*clean_range)(unsigned long, unsigned long);
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void (*flush_range)(unsigned long, unsigned long);
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void (*flush_all)(void);
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void (*disable)(void);
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};
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extern struct outer_cache_fns outer_cache;
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void __dma_clean_range(unsigned long, unsigned long);
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void __dma_flush_range(unsigned long, unsigned long);
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void __dma_inv_range(unsigned long, unsigned long);
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#endif /* __ASM_MMU_H */
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