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author | Linus Torvalds <torvalds@linux-foundation.org> | 2008-04-28 10:51:43 -0700 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-04-28 10:51:43 -0700 |
commit | e31a94ed371c70855eb30b77c490d6d85dd4da26 (patch) | |
tree | 58d9f1a75a22319f97731db8d9ac07b78a8d8aaf /include/asm-mips/pgtable.h | |
parent | 9d9ad4b51d2b29b5bbeb4011f5e76f7538119cf9 (diff) | |
parent | fcbd3b4b92efe29b59df16b910138cf43683be88 (diff) | |
download | linux-e31a94ed371c70855eb30b77c490d6d85dd4da26.tar.gz linux-e31a94ed371c70855eb30b77c490d6d85dd4da26.tar.bz2 linux-e31a94ed371c70855eb30b77c490d6d85dd4da26.zip |
Merge branch 'upstream' of git://ftp.linux-mips.org/pub/scm/upstream-linus
* 'upstream' of git://ftp.linux-mips.org/pub/scm/upstream-linus: (45 commits)
[MIPS] Pb1200/DBAu1200: move platform code to its proper place
[MIPS] Fix handling of trap and breakpoint instructions
[MIPS] Pb1200: do register SMC 91C111
[MIPS] DBAu1200: fix bad SMC 91C111 resource size
[NET] Kconfig: Rename MIKROTIK_RB500 -> MIKROTIK_RB532
[MIPS] IP27: Fix build bug due to missing include
[MIPS] Fix some sparse warnings on traps.c and irq-msc01.c
[MIPS] cevt-gt641xx: Kill unnecessary include
[MIPS] DS1287: Add clockevent driver
[MIPS] add DECstation I/O ASIC clocksource
[MIPS] rbtx4938: minor cleanup
[MIPS] Alchemy: kill unused PCI_IRQ_TABLE_LOOKUP macro
[MIPS] rbtx4938: misc cleanups
[MIPS] jmr3927: use generic txx9 gpio
[MIPS] rbhma4500: use generic txx9 gpio
[MIPS] generic txx9 gpio support
[MIPS] make fallback gpio.h gpiolib-friendly
[MIPS] unexport null_perf_irq() and make it static
[MIPS] unexport rtc_mips_set_time()
[MIPS] unexport copy_from_user_page()
...
Diffstat (limited to 'include/asm-mips/pgtable.h')
-rw-r--r-- | include/asm-mips/pgtable.h | 57 |
1 files changed, 32 insertions, 25 deletions
diff --git a/include/asm-mips/pgtable.h b/include/asm-mips/pgtable.h index 782221e57c0a..2f597eea4448 100644 --- a/include/asm-mips/pgtable.h +++ b/include/asm-mips/pgtable.h @@ -23,15 +23,15 @@ struct vm_area_struct; #define PAGE_NONE __pgprot(_PAGE_PRESENT | _CACHE_CACHABLE_NONCOHERENT) #define PAGE_SHARED __pgprot(_PAGE_PRESENT | _PAGE_READ | _PAGE_WRITE | \ - PAGE_CACHABLE_DEFAULT) + _page_cachable_default) #define PAGE_COPY __pgprot(_PAGE_PRESENT | _PAGE_READ | \ - PAGE_CACHABLE_DEFAULT) + _page_cachable_default) #define PAGE_READONLY __pgprot(_PAGE_PRESENT | _PAGE_READ | \ - PAGE_CACHABLE_DEFAULT) + _page_cachable_default) #define PAGE_KERNEL __pgprot(_PAGE_PRESENT | __READABLE | __WRITEABLE | \ - _PAGE_GLOBAL | PAGE_CACHABLE_DEFAULT) + _PAGE_GLOBAL | _page_cachable_default) #define PAGE_USERIO __pgprot(_PAGE_PRESENT | _PAGE_READ | _PAGE_WRITE | \ - PAGE_CACHABLE_DEFAULT) + _page_cachable_default) #define PAGE_KERNEL_UNCACHED __pgprot(_PAGE_PRESENT | __READABLE | \ __WRITEABLE | _PAGE_GLOBAL | _CACHE_UNCACHED) @@ -40,23 +40,30 @@ struct vm_area_struct; * read. Also, write permissions imply read permissions. This is the closest * we can get by reasonable means.. */ -#define __P000 PAGE_NONE -#define __P001 PAGE_READONLY -#define __P010 PAGE_COPY -#define __P011 PAGE_COPY -#define __P100 PAGE_READONLY -#define __P101 PAGE_READONLY -#define __P110 PAGE_COPY -#define __P111 PAGE_COPY - -#define __S000 PAGE_NONE -#define __S001 PAGE_READONLY -#define __S010 PAGE_SHARED -#define __S011 PAGE_SHARED -#define __S100 PAGE_READONLY -#define __S101 PAGE_READONLY -#define __S110 PAGE_SHARED -#define __S111 PAGE_SHARED + +/* + * Dummy values to fill the table in mmap.c + * The real values will be generated at runtime + */ +#define __P000 __pgprot(0) +#define __P001 __pgprot(0) +#define __P010 __pgprot(0) +#define __P011 __pgprot(0) +#define __P100 __pgprot(0) +#define __P101 __pgprot(0) +#define __P110 __pgprot(0) +#define __P111 __pgprot(0) + +#define __S000 __pgprot(0) +#define __S001 __pgprot(0) +#define __S010 __pgprot(0) +#define __S011 __pgprot(0) +#define __S100 __pgprot(0) +#define __S101 __pgprot(0) +#define __S110 __pgprot(0) +#define __S111 __pgprot(0) + +extern unsigned long _page_cachable_default; /* * ZERO_PAGE is a global shared page that is always zero; used @@ -79,7 +86,7 @@ extern void paging_init(void); #define pmd_page(pmd) (pfn_to_page(pmd_phys(pmd) >> PAGE_SHIFT)) #define pmd_page_vaddr(pmd) pmd_val(pmd) -#if defined(CONFIG_64BIT_PHYS_ADDR) && defined(CONFIG_CPU_MIPS32_R1) +#if defined(CONFIG_64BIT_PHYS_ADDR) && defined(CONFIG_CPU_MIPS32) #define pte_none(pte) (!(((pte).pte_low | (pte).pte_high) & ~_PAGE_GLOBAL)) #define pte_present(pte) ((pte).pte_low & _PAGE_PRESENT) @@ -182,7 +189,7 @@ extern pgd_t swapper_pg_dir[]; * The following only work if pte_present() is true. * Undefined behaviour if not.. */ -#if defined(CONFIG_64BIT_PHYS_ADDR) && defined(CONFIG_CPU_MIPS32_R1) +#if defined(CONFIG_64BIT_PHYS_ADDR) && defined(CONFIG_CPU_MIPS32) static inline int pte_write(pte_t pte) { return pte.pte_low & _PAGE_WRITE; } static inline int pte_dirty(pte_t pte) { return pte.pte_low & _PAGE_MODIFIED; } static inline int pte_young(pte_t pte) { return pte.pte_low & _PAGE_ACCESSED; } @@ -311,7 +318,7 @@ static inline pgprot_t pgprot_noncached(pgprot_t _prot) */ #define mk_pte(page, pgprot) pfn_pte(page_to_pfn(page), (pgprot)) -#if defined(CONFIG_64BIT_PHYS_ADDR) && defined(CONFIG_CPU_MIPS32_R1) +#if defined(CONFIG_64BIT_PHYS_ADDR) && defined(CONFIG_CPU_MIPS32) static inline pte_t pte_modify(pte_t pte, pgprot_t newprot) { pte.pte_low &= _PAGE_CHG_MASK; |