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43 lines
1.5 KiB
43 lines
1.5 KiB
/* SPDX-License-Identifier: GPL-2.0 */ |
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#ifndef _H8300_PGTABLE_H |
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#define _H8300_PGTABLE_H |
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#include <asm-generic/pgtable-nopud.h> |
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extern void paging_init(void); |
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#define PAGE_NONE __pgprot(0) /* these mean nothing to NO_MM */ |
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#define PAGE_SHARED __pgprot(0) /* these mean nothing to NO_MM */ |
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#define PAGE_COPY __pgprot(0) /* these mean nothing to NO_MM */ |
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#define PAGE_READONLY __pgprot(0) /* these mean nothing to NO_MM */ |
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#define PAGE_KERNEL __pgprot(0) /* these mean nothing to NO_MM */ |
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#define __swp_type(x) (0) |
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#define __swp_offset(x) (0) |
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#define __swp_entry(typ, off) ((swp_entry_t) { ((typ) | ((off) << 7)) }) |
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#define __pte_to_swp_entry(pte) ((swp_entry_t) { pte_val(pte) }) |
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#define __swp_entry_to_pte(x) ((pte_t) { (x).val }) |
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#define kern_addr_valid(addr) (1) |
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#define pgprot_writecombine(prot) (prot) |
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#define pgprot_noncached pgprot_writecombine |
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static inline int pte_file(pte_t pte) { return 0; } |
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#define swapper_pg_dir ((pgd_t *) 0) |
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/* |
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* ZERO_PAGE is a global shared page that is always zero: used |
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* for zero-mapped memory areas etc.. |
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*/ |
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#define ZERO_PAGE(vaddr) (virt_to_page(0)) |
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/* |
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* These would be in other places but having them here reduces the diffs. |
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*/ |
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extern unsigned int kobjsize(const void *objp); |
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extern int is_in_rom(unsigned long); |
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/* |
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* All 32bit addresses are effectively valid for vmalloc... |
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* Sort of meaningless for non-VM targets. |
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*/ |
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#define VMALLOC_START 0 |
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#define VMALLOC_END 0xffffffff |
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#define arch_enter_lazy_cpu_mode() do {} while (0) |
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#endif /* _H8300_PGTABLE_H */
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