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11/17/2022 06:42:16 AM
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Kbuild
467 bytes
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adc.h
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addrspace.h
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alignment.h
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asm-offsets.h
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atomic-grb.h
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atomic-irq.h
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atomic-llsc.h
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atomic.h
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barrier.h
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bitops-cas.h
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bitops-grb.h
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bitops-llsc.h
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bitops-op32.h
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bitops.h
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bl_bit.h
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bl_bit_32.h
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bl_bit_64.h
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bug.h
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bugs.h
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cache.h
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cache_insns.h
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cache_insns_32.h
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cache_insns_64.h
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cacheflush.h
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checksum.h
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checksum_32.h
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clock.h
436 bytes
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cmpxchg-cas.h
549 bytes
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cmpxchg-grb.h
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cmpxchg-irq.h
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cmpxchg-llsc.h
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cmpxchg-xchg.h
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cmpxchg.h
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device.h
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dma-mapping.h
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dma-register.h
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dma.h
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dmabrg.h
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dwarf.h
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elf.h
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entry-macros.S
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extable.h
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fb.h
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fixmap.h
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flat.h
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fpu.h
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freq.h
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ftrace.h
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futex-cas.h
728 bytes
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futex-irq.h
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futex-llsc.h
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futex.h
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gpio.h
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hardirq.h
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hd64461.h
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heartbeat.h
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hugetlb.h
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hw_breakpoint.h
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hw_irq.h
915 bytes
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i2c-sh7760.h
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io.h
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io_generic.h
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io_noioport.h
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io_trapped.h
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irq.h
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irqflags.h
226 bytes
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kdebug.h
406 bytes
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kexec.h
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kgdb.h
851 bytes
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kmap_types.h
265 bytes
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kprobes.h
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linkage.h
154 bytes
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machvec.h
939 bytes
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mmu.h
2.18 KB
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mmu_context.h
4.44 KB
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mmu_context_32.h
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mmu_context_64.h
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mmzone.h
1.1 KB
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module.h
1005 bytes
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page.h
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pci.h
3.19 KB
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perf_event.h
797 bytes
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pgalloc.h
1.86 KB
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pgtable-2level.h
598 bytes
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pgtable-3level.h
1.54 KB
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pgtable.h
4 KB
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pgtable_32.h
16.37 KB
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pgtable_64.h
11.32 KB
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posix_types.h
146 bytes
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processor.h
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processor_32.h
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processor_64.h
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ptrace.h
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ptrace_32.h
307 bytes
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ptrace_64.h
312 bytes
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push-switch.h
755 bytes
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reboot.h
472 bytes
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romimage-macros.h
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rtc.h
383 bytes
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seccomp.h
280 bytes
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sections.h
307 bytes
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segment.h
879 bytes
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setup.h
725 bytes
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sfp-machine.h
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sh7760fb.h
5.61 KB
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sh_bios.h
743 bytes
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shmparam.h
629 bytes
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siu.h
539 bytes
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smc37c93x.h
5.56 KB
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smp-ops.h
1012 bytes
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smp.h
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sparsemem.h
443 bytes
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spi.h
265 bytes
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spinlock-cas.h
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spinlock-llsc.h
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spinlock.h
578 bytes
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spinlock_types.h
463 bytes
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sram.h
670 bytes
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stackprotector.h
711 bytes
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stacktrace.h
606 bytes
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string.h
131 bytes
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string_32.h
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string_64.h
499 bytes
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suspend.h
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switch_to.h
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switch_to_32.h
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switch_to_64.h
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syscall.h
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syscall_32.h
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syscall_64.h
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syscalls.h
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syscalls_32.h
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syscalls_64.h
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thread_info.h
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timex.h
637 bytes
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tlb.h
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tlb_64.h
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tlbflush.h
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topology.h
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traps.h
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traps_32.h
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traps_64.h
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types.h
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uaccess.h
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uaccess_32.h
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uaccess_64.h
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unaligned-sh4a.h
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unaligned.h
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uncached.h
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unistd.h
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unwinder.h
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user.h
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vga.h
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vmlinux.lds.h
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watchdog.h
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word-at-a-time.h
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Editing: pgtable.h
Close
/* * This file contains the functions and defines necessary to modify and * use the SuperH page table tree. * * Copyright (C) 1999 Niibe Yutaka * Copyright (C) 2002 - 2007 Paul Mundt * * This file is subject to the terms and conditions of the GNU General * Public License. See the file "COPYING" in the main directory of this * archive for more details. */ #ifndef __ASM_SH_PGTABLE_H #define __ASM_SH_PGTABLE_H #ifdef CONFIG_X2TLB #include <asm/pgtable-3level.h> #else #include <asm/pgtable-2level.h> #endif #include <asm/page.h> #include <asm/mmu.h> #ifndef __ASSEMBLY__ #include <asm/addrspace.h> #include <asm/fixmap.h> /* * ZERO_PAGE is a global shared page that is always zero: used * for zero-mapped memory areas etc.. */ extern unsigned long empty_zero_page[PAGE_SIZE / sizeof(unsigned long)]; #define ZERO_PAGE(vaddr) (virt_to_page(empty_zero_page)) #endif /* !__ASSEMBLY__ */ /* * Effective and physical address definitions, to aid with sign * extension. */ #define NEFF 32 #define NEFF_SIGN (1LL << (NEFF - 1)) #define NEFF_MASK (-1LL << NEFF) static inline unsigned long long neff_sign_extend(unsigned long val) { unsigned long long extended = val; return (extended & NEFF_SIGN) ? (extended | NEFF_MASK) : extended; } #ifdef CONFIG_29BIT #define NPHYS 29 #else #define NPHYS 32 #endif #define NPHYS_SIGN (1LL << (NPHYS - 1)) #define NPHYS_MASK (-1LL << NPHYS) #define PGDIR_SIZE (1UL << PGDIR_SHIFT) #define PGDIR_MASK (~(PGDIR_SIZE-1)) /* Entries per level */ #define PTRS_PER_PTE (PAGE_SIZE / (1 << PTE_MAGNITUDE)) #define FIRST_USER_ADDRESS 0UL #define PHYS_ADDR_MASK29 0x1fffffff #define PHYS_ADDR_MASK32 0xffffffff static inline unsigned long phys_addr_mask(void) { /* Is the MMU in 29bit mode? */ if (__in_29bit_mode()) return PHYS_ADDR_MASK29; return PHYS_ADDR_MASK32; } #define PTE_PHYS_MASK (phys_addr_mask() & PAGE_MASK) #define PTE_FLAGS_MASK (~(PTE_PHYS_MASK) << PAGE_SHIFT) #ifdef CONFIG_SUPERH32 #define VMALLOC_START (P3SEG) #else #define VMALLOC_START (0xf0000000) #endif #define VMALLOC_END (FIXADDR_START-2*PAGE_SIZE) #if defined(CONFIG_SUPERH32) #include <asm/pgtable_32.h> #else #include <asm/pgtable_64.h> #endif /* * SH-X and lower (legacy) SuperH parts (SH-3, SH-4, some SH-4A) can't do page * protection for execute, and considers it the same as a read. Also, write * permission implies read permission. This is the closest we can get.. * * SH-X2 (SH7785) and later parts take this to the opposite end of the extreme, * not only supporting separate execute, read, and write bits, but having * completely separate permission bits for user and kernel space. */ /*xwr*/ #define __P000 PAGE_NONE #define __P001 PAGE_READONLY #define __P010 PAGE_COPY #define __P011 PAGE_COPY #define __P100 PAGE_EXECREAD #define __P101 PAGE_EXECREAD #define __P110 PAGE_COPY #define __P111 PAGE_COPY #define __S000 PAGE_NONE #define __S001 PAGE_READONLY #define __S010 PAGE_WRITEONLY #define __S011 PAGE_SHARED #define __S100 PAGE_EXECREAD #define __S101 PAGE_EXECREAD #define __S110 PAGE_RWX #define __S111 PAGE_RWX typedef pte_t *pte_addr_t; #define kern_addr_valid(addr) (1) #define pte_pfn(x) ((unsigned long)(((x).pte_low >> PAGE_SHIFT))) /* * Initialise the page table caches */ extern void pgtable_cache_init(void); struct vm_area_struct; struct mm_struct; extern void __update_cache(struct vm_area_struct *vma, unsigned long address, pte_t pte); extern void __update_tlb(struct vm_area_struct *vma, unsigned long address, pte_t pte); static inline void update_mmu_cache(struct vm_area_struct *vma, unsigned long address, pte_t *ptep) { pte_t pte = *ptep; __update_cache(vma, address, pte); __update_tlb(vma, address, pte); } extern pgd_t swapper_pg_dir[PTRS_PER_PGD]; extern void paging_init(void); extern void page_table_range_init(unsigned long start, unsigned long end, pgd_t *pgd); /* arch/sh/mm/mmap.c */ #define HAVE_ARCH_UNMAPPED_AREA #define HAVE_ARCH_UNMAPPED_AREA_TOPDOWN #define __HAVE_ARCH_PTE_SPECIAL #include <asm-generic/pgtable.h> #endif /* __ASM_SH_PGTABLE_H */