| /* SPDX-License-Identifier: GPL-2.0 */ | |
| #ifndef _M68KNOMMU_PGTABLE_H | |
| #define _M68KNOMMU_PGTABLE_H | |
| #include <asm-generic/pgtable-nopud.h> | |
| /* | |
| * (C) Copyright 2000-2002, Greg Ungerer <gerg@snapgear.com> | |
| */ | |
| #include <linux/slab.h> | |
| #include <asm/processor.h> | |
| #include <asm/page.h> | |
| #include <asm/io.h> | |
| /* | |
| * Trivial page table functions. | |
| */ | |
| #define pgd_present(pgd) (1) | |
| #define pgd_none(pgd) (0) | |
| #define pgd_bad(pgd) (0) | |
| #define pgd_clear(pgdp) | |
| #define pmd_offset(a, b) ((void *)0) | |
| #define PAGE_NONE __pgprot(0) | |
| #define PAGE_SHARED __pgprot(0) | |
| #define PAGE_COPY __pgprot(0) | |
| #define PAGE_READONLY __pgprot(0) | |
| #define PAGE_KERNEL __pgprot(0) | |
| #define swapper_pg_dir ((pgd_t *) 0) | |
| /* | |
| * All 32bit addresses are effectively valid for vmalloc... | |
| * Sort of meaningless for non-VM targets. | |
| */ | |
| #define VMALLOC_START 0 | |
| #define VMALLOC_END 0xffffffff | |
| #define KMAP_START 0 | |
| #define KMAP_END 0xffffffff | |
| #endif /* _M68KNOMMU_PGTABLE_H */ |