| /**************************************************************************** |
| **************************************************************************** |
| *** |
| *** 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. |
| *** |
| **************************************************************************** |
| ****************************************************************************/ |
| #ifndef __ASM_SH_PGTABLE_64_H |
| #define __ASM_SH_PGTABLE_64_H |
| |
| #include <linux/threads.h> |
| #include <asm/processor.h> |
| #include <asm/page.h> |
| |
| #define pte_ERROR(e) printk("%s:%d: bad pte %016Lx.\n", __FILE__, __LINE__, pte_val(e)) |
| #define pgd_ERROR(e) printk("%s:%d: bad pgd %08lx.\n", __FILE__, __LINE__, pgd_val(e)) |
| |
| #define set_pmd(pmdptr, pmdval) (*(pmdptr) = pmdval) |
| |
| #define set_pte_at(mm,addr,ptep,pteval) set_pte(ptep,pteval) |
| #define pgd_index(address) (((address) >> PGDIR_SHIFT) & (PTRS_PER_PGD-1)) |
| #define __pgd_offset(address) pgd_index(address) |
| #define pgd_offset(mm, address) ((mm)->pgd+pgd_index(address)) |
| #define pgd_offset_k(address) pgd_offset(&init_mm, address) |
| #define _PMD_EMPTY 0x0 |
| #define pmd_present(pmd_entry) (pmd_val(pmd_entry) & _PAGE_PRESENT) |
| #define pmd_clear(pmd_entry_p) (set_pmd((pmd_entry_p), __pmd(_PMD_EMPTY))) |
| #define pmd_none(pmd_entry) (pmd_val((pmd_entry)) == _PMD_EMPTY) |
| #define pmd_bad(pmd_entry) ((pmd_val(pmd_entry) & (~PAGE_MASK & ~_PAGE_USER)) != _KERNPG_TABLE) |
| #define pmd_page_vaddr(pmd_entry) ((unsigned long) __va(pmd_val(pmd_entry) & PAGE_MASK)) |
| #define pmd_page(pmd) (virt_to_page(pmd_val(pmd))) |
| #define pte_index(address) ((address >> PAGE_SHIFT) & (PTRS_PER_PTE - 1)) |
| #define pte_offset_kernel(dir, addr) ((pte_t *) ((pmd_val(*(dir))) & PAGE_MASK) + pte_index((addr))) |
| #define pte_offset_map(dir,addr) pte_offset_kernel(dir, addr) |
| #define pte_offset_map_nested(dir,addr) pte_offset_kernel(dir, addr) |
| #define pte_unmap(pte) do { } while (0) |
| #define pte_unmap_nested(pte) do { } while (0) |
| #ifndef __ASSEMBLY__ |
| #define IOBASE_VADDR 0xff000000 |
| #define IOBASE_END 0xffffffff |
| #define _PAGE_WT 0x001 |
| #define _PAGE_DEVICE 0x001 |
| #define _PAGE_CACHABLE 0x002 |
| #define _PAGE_PRESENT 0x004 |
| #define _PAGE_FILE 0x004 |
| #define _PAGE_SIZE0 0x008 |
| #define _PAGE_SIZE1 0x010 |
| #define _PAGE_SHARED 0x020 |
| #define _PAGE_READ 0x040 |
| #define _PAGE_EXECUTE 0x080 |
| #define _PAGE_WRITE 0x100 |
| #define _PAGE_USER 0x200 |
| #define _PAGE_DIRTY 0x400 |
| #define _PAGE_ACCESSED 0x800 |
| #define _PAGE_FLAGS_HARDWARE_MASK 0xfffffffffffff3dbLL |
| #ifndef _PAGE_SZHUGE |
| #define _PAGE_SZHUGE (0) |
| #endif |
| #define _KERNPG_TABLE (_PAGE_PRESENT | _PAGE_READ | _PAGE_WRITE | _PAGE_EXECUTE | _PAGE_CACHABLE | _PAGE_ACCESSED | _PAGE_DIRTY | _PAGE_SHARED) |
| #define _PAGE_TABLE (_KERNPG_TABLE | _PAGE_USER) |
| #define _PAGE_CHG_MASK (PTE_MASK | _PAGE_ACCESSED | _PAGE_DIRTY) |
| #define _PAGE_COMMON (_PAGE_PRESENT | _PAGE_USER | _PAGE_CACHABLE | _PAGE_ACCESSED) |
| #define PAGE_NONE __pgprot(_PAGE_CACHABLE | _PAGE_ACCESSED) |
| #define PAGE_SHARED __pgprot(_PAGE_COMMON | _PAGE_READ | _PAGE_WRITE | _PAGE_SHARED) |
| #define PAGE_EXECREAD __pgprot(_PAGE_COMMON | _PAGE_READ | _PAGE_EXECUTE) |
| #define PAGE_COPY PAGE_EXECREAD |
| #define PAGE_READONLY __pgprot(_PAGE_COMMON | _PAGE_READ) |
| #define PAGE_WRITEONLY __pgprot(_PAGE_COMMON | _PAGE_WRITE) |
| #define PAGE_RWX __pgprot(_PAGE_COMMON | _PAGE_READ | _PAGE_WRITE | _PAGE_EXECUTE) |
| #define PAGE_KERNEL __pgprot(_KERNPG_TABLE) |
| #define PAGE_KERNEL_NOCACHE __pgprot(_PAGE_PRESENT | _PAGE_READ | _PAGE_WRITE | _PAGE_EXECUTE | _PAGE_ACCESSED | _PAGE_DIRTY | _PAGE_SHARED) |
| #define pgprot_noncached(x) __pgprot(((x).pgprot & ~(_PAGE_CACHABLE)) | _PAGE_DEVICE) |
| #define pgprot_writecombine(prot) __pgprot(pgprot_val(prot) & ~_PAGE_CACHABLE) |
| |
| #define __handle_bad_pmd(x) __handle_bad_pmd_kernel(x) |
| |
| #define _PTE_EMPTY 0x0 |
| #define pte_present(x) (pte_val(x) & _PAGE_PRESENT) |
| #define pte_clear(mm,addr,xp) (set_pte_at(mm, addr, xp, __pte(_PTE_EMPTY))) |
| #define pte_none(x) (pte_val(x) == _PTE_EMPTY) |
| |
| #define pte_pagenr(x) (((unsigned long) (pte_val(x)) - __MEMORY_START) >> PAGE_SHIFT) |
| |
| #define pte_page(x) (mem_map + pte_pagenr(x)) |
| |
| #define pages_to_mb(x) ((x) >> (20-PAGE_SHIFT)) |
| |
| #define mk_pte(page,pgprot) ({ pte_t __pte; set_pte(&__pte, __pte((((page)-mem_map) << PAGE_SHIFT) | __MEMORY_START | pgprot_val((pgprot)))); __pte; }) |
| #define mk_pte_phys(physpage, pgprot) ({ pte_t __pte; set_pte(&__pte, __pte(physpage | pgprot_val(pgprot))); __pte; }) |
| #define __swp_type(x) (((x).val & 3) + (((x).val >> 1) & 0x3c)) |
| #define __swp_offset(x) ((x).val >> 8) |
| #define __swp_entry(type, offset) ((swp_entry_t) { ((offset << 8) + ((type & 0x3c) << 1) + (type & 3)) }) |
| #define __pte_to_swp_entry(pte) ((swp_entry_t) { pte_val(pte) }) |
| #define __swp_entry_to_pte(x) ((pte_t) { (x).val }) |
| #define PTE_FILE_MAX_BITS 29 |
| #define pte_to_pgoff(pte) (pte_val(pte)) |
| #define pgoff_to_pte(off) ((pte_t) { (off) | _PAGE_FILE }) |
| #endif |
| #define pfn_pte(pfn, prot) __pte(((pfn) << PAGE_SHIFT) | pgprot_val(prot)) |
| #define pfn_pmd(pfn, prot) __pmd(((pfn) << PAGE_SHIFT) | pgprot_val(prot)) |
| #endif |