94 lines
2.5 KiB
C
94 lines
2.5 KiB
C
/****************************************************************************
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****************************************************************************
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***
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*** This header was automatically generated from a Linux kernel header
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*** of the same name, to make information necessary for userspace to
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*** call into the kernel available to libc. It contains only constants,
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*** structures, and macros generated from the original header, and thus,
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*** contains no copyrightable information.
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***
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****************************************************************************
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****************************************************************************/
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#ifndef __ASM_SH_PGTABLE_H
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#define __ASM_SH_PGTABLE_H
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#include <asm-generic/pgtable-nopmd.h>
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#include <asm/page.h>
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#ifndef __ASSEMBLY__
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#include <asm/addrspace.h>
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#include <asm/fixmap.h>
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#define ZERO_PAGE(vaddr) (virt_to_page(empty_zero_page))
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#endif
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#define NEFF 32
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#define NEFF_SIGN (1LL << (NEFF - 1))
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#define NEFF_MASK (-1LL << NEFF)
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#define NPHYS 29
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#define NPHYS_SIGN (1LL << (NPHYS - 1))
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#define NPHYS_MASK (-1LL << NPHYS)
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#define PTE_MAGNITUDE 2
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#define PTE_SHIFT PAGE_SHIFT
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#define PTE_BITS (PTE_SHIFT - PTE_MAGNITUDE)
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#define PGDIR_SHIFT (PTE_SHIFT + PTE_BITS)
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#define PGDIR_SIZE (1UL << PGDIR_SHIFT)
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#define PGDIR_MASK (~(PGDIR_SIZE-1))
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#define PTRS_PER_PTE (PAGE_SIZE / (1 << PTE_MAGNITUDE))
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#define PTRS_PER_PGD (PAGE_SIZE / sizeof(pgd_t))
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#define USER_PTRS_PER_PGD (TASK_SIZE/PGDIR_SIZE)
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#define FIRST_USER_ADDRESS 0
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#define PHYS_ADDR_MASK 0x1fffffff
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#define PTE_PHYS_MASK (PHYS_ADDR_MASK & PAGE_MASK)
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#define VMALLOC_START (P3SEG)
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#define VMALLOC_END (FIXADDR_START-2*PAGE_SIZE)
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#include <asm/pgtable_32.h>
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#define __P000 PAGE_NONE
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#define __P001 PAGE_READONLY
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#define __P010 PAGE_COPY
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#define __P011 PAGE_COPY
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#define __P100 PAGE_EXECREAD
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#define __P101 PAGE_EXECREAD
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#define __P110 PAGE_COPY
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#define __P111 PAGE_COPY
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#define __S000 PAGE_NONE
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#define __S001 PAGE_READONLY
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#define __S010 PAGE_WRITEONLY
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#define __S011 PAGE_SHARED
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#define __S100 PAGE_EXECREAD
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#define __S101 PAGE_EXECREAD
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#define __S110 PAGE_RWX
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#define __S111 PAGE_RWX
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typedef pte_t *pte_addr_t;
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#define kern_addr_valid(addr) (1)
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#define io_remap_pfn_range(vma, vaddr, pfn, size, prot) remap_pfn_range(vma, vaddr, pfn, size, prot)
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#define pte_pfn(x) ((unsigned long)(((x).pte_low >> PAGE_SHIFT)))
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#define pgtable_cache_init() do { } while (0)
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struct mm_struct;
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#define __HAVE_ARCH_PTEP_GET_AND_CLEAR
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struct vm_area_struct;
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#include <asm-generic/pgtable.h>
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#endif
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