| /**************************************************************************** |
| **************************************************************************** |
| *** |
| *** This header was automatically generated from a Linux kernel header |
| *** of the same name, to make information necessary for userspace to |
| *** call into the kernel available to libc. It contains only constants, |
| *** structures, and macros generated from the original header, and thus, |
| *** contains no copyrightable information. |
| *** |
| *** To edit the content of this header, modify the corresponding |
| *** source file (e.g. under external/kernel-headers/original/) then |
| *** run bionic/libc/kernel/tools/update_all.py |
| *** |
| *** Any manual change here will be lost the next time this script will |
| *** be run. You've been warned! |
| *** |
| **************************************************************************** |
| ****************************************************************************/ |
| #ifndef _I386_PGTABLE_H |
| #define _I386_PGTABLE_H |
| #ifndef __ASSEMBLY__ |
| #include <asm/processor.h> |
| /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ |
| #include <asm/fixmap.h> |
| #include <linux/threads.h> |
| #include <asm/paravirt.h> |
| #include <linux/bitops.h> |
| /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ |
| #include <linux/slab.h> |
| #include <linux/list.h> |
| #include <linux/spinlock.h> |
| struct mm_struct; |
| /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ |
| struct vm_area_struct; |
| #define ZERO_PAGE(vaddr) (virt_to_page(empty_zero_page)) |
| #include <asm/pgtable-2level-defs.h> |
| #define PGDIR_SIZE (1UL << PGDIR_SHIFT) |
| /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ |
| #define PGDIR_MASK (~(PGDIR_SIZE-1)) |
| #define USER_PTRS_PER_PGD (TASK_SIZE/PGDIR_SIZE) |
| #define FIRST_USER_ADDRESS 0 |
| #define USER_PGD_PTRS (PAGE_OFFSET >> PGDIR_SHIFT) |
| /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ |
| #define KERNEL_PGD_PTRS (PTRS_PER_PGD-USER_PGD_PTRS) |
| #define TWOLEVEL_PGDIR_SHIFT 22 |
| #define BOOT_USER_PGD_PTRS (__PAGE_OFFSET >> TWOLEVEL_PGDIR_SHIFT) |
| #define BOOT_KERNEL_PGD_PTRS (1024-BOOT_USER_PGD_PTRS) |
| /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ |
| #define VMALLOC_OFFSET (8*1024*1024) |
| #define VMALLOC_START (((unsigned long) high_memory + 2*VMALLOC_OFFSET-1) & ~(VMALLOC_OFFSET-1)) |
| #define VMALLOC_END (FIXADDR_START-2*PAGE_SIZE) |
| #define _PAGE_BIT_PRESENT 0 |
| /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ |
| #define _PAGE_BIT_RW 1 |
| #define _PAGE_BIT_USER 2 |
| #define _PAGE_BIT_PWT 3 |
| #define _PAGE_BIT_PCD 4 |
| /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ |
| #define _PAGE_BIT_ACCESSED 5 |
| #define _PAGE_BIT_DIRTY 6 |
| #define _PAGE_BIT_PSE 7 |
| #define _PAGE_BIT_GLOBAL 8 |
| /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ |
| #define _PAGE_BIT_UNUSED1 9 |
| #define _PAGE_BIT_UNUSED2 10 |
| #define _PAGE_BIT_UNUSED3 11 |
| #define _PAGE_BIT_NX 63 |
| /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ |
| #define _PAGE_PRESENT 0x001 |
| #define _PAGE_RW 0x002 |
| #define _PAGE_USER 0x004 |
| #define _PAGE_PWT 0x008 |
| /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ |
| #define _PAGE_PCD 0x010 |
| #define _PAGE_ACCESSED 0x020 |
| #define _PAGE_DIRTY 0x040 |
| #define _PAGE_PSE 0x080 |
| /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ |
| #define _PAGE_GLOBAL 0x100 |
| #define _PAGE_UNUSED1 0x200 |
| #define _PAGE_UNUSED2 0x400 |
| #define _PAGE_UNUSED3 0x800 |
| /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ |
| #define _PAGE_FILE 0x040 |
| #define _PAGE_PROTNONE 0x080 |
| #define _PAGE_NX 0 |
| #define _PAGE_TABLE (_PAGE_PRESENT | _PAGE_RW | _PAGE_USER | _PAGE_ACCESSED | _PAGE_DIRTY) |
| /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ |
| #define _KERNPG_TABLE (_PAGE_PRESENT | _PAGE_RW | _PAGE_ACCESSED | _PAGE_DIRTY) |
| #define _PAGE_CHG_MASK (PTE_MASK | _PAGE_ACCESSED | _PAGE_DIRTY) |
| #define PAGE_NONE __pgprot(_PAGE_PROTNONE | _PAGE_ACCESSED) |
| #define PAGE_SHARED __pgprot(_PAGE_PRESENT | _PAGE_RW | _PAGE_USER | _PAGE_ACCESSED) |
| /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ |
| #define PAGE_SHARED_EXEC __pgprot(_PAGE_PRESENT | _PAGE_RW | _PAGE_USER | _PAGE_ACCESSED) |
| #define PAGE_COPY_NOEXEC __pgprot(_PAGE_PRESENT | _PAGE_USER | _PAGE_ACCESSED | _PAGE_NX) |
| #define PAGE_COPY_EXEC __pgprot(_PAGE_PRESENT | _PAGE_USER | _PAGE_ACCESSED) |
| #define PAGE_COPY PAGE_COPY_NOEXEC |
| /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ |
| #define PAGE_READONLY __pgprot(_PAGE_PRESENT | _PAGE_USER | _PAGE_ACCESSED | _PAGE_NX) |
| #define PAGE_READONLY_EXEC __pgprot(_PAGE_PRESENT | _PAGE_USER | _PAGE_ACCESSED) |
| #define _PAGE_KERNEL (_PAGE_PRESENT | _PAGE_RW | _PAGE_DIRTY | _PAGE_ACCESSED | _PAGE_NX) |
| #define _PAGE_KERNEL_EXEC (_PAGE_PRESENT | _PAGE_RW | _PAGE_DIRTY | _PAGE_ACCESSED) |
| /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ |
| #define __PAGE_KERNEL_RO (__PAGE_KERNEL & ~_PAGE_RW) |
| #define __PAGE_KERNEL_RX (__PAGE_KERNEL_EXEC & ~_PAGE_RW) |
| #define __PAGE_KERNEL_NOCACHE (__PAGE_KERNEL | _PAGE_PCD) |
| #define __PAGE_KERNEL_LARGE (__PAGE_KERNEL | _PAGE_PSE) |
| /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ |
| #define __PAGE_KERNEL_LARGE_EXEC (__PAGE_KERNEL_EXEC | _PAGE_PSE) |
| #define PAGE_KERNEL __pgprot(__PAGE_KERNEL) |
| #define PAGE_KERNEL_RO __pgprot(__PAGE_KERNEL_RO) |
| #define PAGE_KERNEL_EXEC __pgprot(__PAGE_KERNEL_EXEC) |
| /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ |
| #define PAGE_KERNEL_RX __pgprot(__PAGE_KERNEL_RX) |
| #define PAGE_KERNEL_NOCACHE __pgprot(__PAGE_KERNEL_NOCACHE) |
| #define PAGE_KERNEL_LARGE __pgprot(__PAGE_KERNEL_LARGE) |
| #define PAGE_KERNEL_LARGE_EXEC __pgprot(__PAGE_KERNEL_LARGE_EXEC) |
| /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ |
| #define __P000 PAGE_NONE |
| #define __P001 PAGE_READONLY |
| #define __P010 PAGE_COPY |
| #define __P011 PAGE_COPY |
| /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ |
| #define __P100 PAGE_READONLY_EXEC |
| #define __P101 PAGE_READONLY_EXEC |
| #define __P110 PAGE_COPY_EXEC |
| #define __P111 PAGE_COPY_EXEC |
| /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ |
| #define __S000 PAGE_NONE |
| #define __S001 PAGE_READONLY |
| #define __S010 PAGE_SHARED |
| #define __S011 PAGE_SHARED |
| /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ |
| #define __S100 PAGE_READONLY_EXEC |
| #define __S101 PAGE_READONLY_EXEC |
| #define __S110 PAGE_SHARED_EXEC |
| #define __S111 PAGE_SHARED_EXEC |
| /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ |
| #undef TEST_ACCESS_OK |
| #define pte_present(x) ((x).pte_low & (_PAGE_PRESENT | _PAGE_PROTNONE)) |
| #define pmd_none(x) (!(unsigned long)pmd_val(x)) |
| #define pmd_present(x) (pmd_val(x) & _PAGE_PRESENT) |
| /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ |
| #define pmd_bad(x) ((pmd_val(x) & (~PAGE_MASK & ~_PAGE_USER)) != _KERNPG_TABLE) |
| #define pages_to_mb(x) ((x) >> (20-PAGE_SHIFT)) |
| #include <asm/pgtable-2level.h> |
| #define pte_update(mm, addr, ptep) do { } while (0) |
| /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ |
| #define pte_update_defer(mm, addr, ptep) do { } while (0) |
| #define __HAVE_ARCH_PTEP_SET_ACCESS_FLAGS |
| #define ptep_set_access_flags(vma, address, ptep, entry, dirty) ({ int __changed = !pte_same(*(ptep), entry); if (__changed && dirty) { (ptep)->pte_low = (entry).pte_low; pte_update_defer((vma)->vm_mm, (address), (ptep)); flush_tlb_page(vma, address); } __changed; }) |
| #define __HAVE_ARCH_PTEP_TEST_AND_CLEAR_YOUNG |
| /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ |
| #define ptep_test_and_clear_young(vma, addr, ptep) ({ int __ret = 0; if (pte_young(*(ptep))) __ret = test_and_clear_bit(_PAGE_BIT_ACCESSED, &(ptep)->pte_low); if (__ret) pte_update((vma)->vm_mm, addr, ptep); __ret; }) |
| #define __HAVE_ARCH_PTEP_CLEAR_YOUNG_FLUSH |
| #define ptep_clear_flush_young(vma, address, ptep) ({ int __young; __young = ptep_test_and_clear_young((vma), (address), (ptep)); if (__young) flush_tlb_page(vma, address); __young; }) |
| #define __HAVE_ARCH_PTEP_GET_AND_CLEAR |
| /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ |
| #define __HAVE_ARCH_PTEP_GET_AND_CLEAR_FULL |
| #define __HAVE_ARCH_PTEP_SET_WRPROTECT |
| #define pgprot_noncached(prot) ((boot_cpu_data.x86 > 3) ? (__pgprot(pgprot_val(prot) | _PAGE_PCD | _PAGE_PWT)) : (prot)) |
| #define mk_pte(page, pgprot) pfn_pte(page_to_pfn(page), (pgprot)) |
| /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ |
| #define pmd_large(pmd) ((pmd_val(pmd) & (_PAGE_PSE|_PAGE_PRESENT)) == (_PAGE_PSE|_PAGE_PRESENT)) |
| #define pgd_index(address) (((address) >> PGDIR_SHIFT) & (PTRS_PER_PGD-1)) |
| #define pgd_index_k(addr) pgd_index(addr) |
| #define pgd_offset(mm, address) ((mm)->pgd+pgd_index(address)) |
| /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ |
| #define pgd_offset_k(address) pgd_offset(&init_mm, address) |
| #define pmd_index(address) (((address) >> PMD_SHIFT) & (PTRS_PER_PMD-1)) |
| #define pte_index(address) (((address) >> PAGE_SHIFT) & (PTRS_PER_PTE - 1)) |
| #define pte_offset_kernel(dir, address) ((pte_t *) pmd_page_vaddr(*(dir)) + pte_index(address)) |
| /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ |
| #define pmd_page(pmd) (pfn_to_page(pmd_val(pmd) >> PAGE_SHIFT)) |
| #define pmd_page_vaddr(pmd) ((unsigned long) __va(pmd_val(pmd) & PAGE_MASK)) |
| #define pte_offset_map(dir, address) ((pte_t *)page_address(pmd_page(*(dir))) + pte_index(address)) |
| #define pte_offset_map_nested(dir, address) pte_offset_map(dir, address) |
| /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ |
| #define pte_unmap(pte) do { } while (0) |
| #define pte_unmap_nested(pte) do { } while (0) |
| #define kpte_clear_flush(ptep, vaddr) do { pte_clear(&init_mm, vaddr, ptep); __flush_tlb_one(vaddr); } while (0) |
| #define update_mmu_cache(vma,address,pte) do { } while (0) |
| /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ |
| #endif |
| #define io_remap_pfn_range(vma, vaddr, pfn, size, prot) remap_pfn_range(vma, vaddr, pfn, size, prot) |
| #include <asm-generic/pgtable.h> |
| #endif |
| /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ |
