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authorPaul Mackerras <paulus@samba.org>2007-07-10 23:28:26 -0400
committerPaul Mackerras <paulus@samba.org>2007-07-10 23:28:26 -0400
commitbf22f6fe2d72b4d7e9035be8ceb340414cf490e3 (patch)
tree14085d90de0428316479fe6de8a0c6d32e6e65e2 /include/asm-powerpc/pgtable-ppc32.h
parent4eb6bf6bfb580afaf1e1a1d30cba17a078530cf4 (diff)
parent93ab471889c6662b42ce7da257f31f24c08d7d9e (diff)
Merge branch 'for-2.6.23' into merge
Diffstat (limited to 'include/asm-powerpc/pgtable-ppc32.h')
-rw-r--r--include/asm-powerpc/pgtable-ppc32.h50
1 files changed, 0 insertions, 50 deletions
diff --git a/include/asm-powerpc/pgtable-ppc32.h b/include/asm-powerpc/pgtable-ppc32.h
index 7fb730c62f83..b2b880a6f631 100644
--- a/include/asm-powerpc/pgtable-ppc32.h
+++ b/include/asm-powerpc/pgtable-ppc32.h
@@ -6,11 +6,7 @@
6#ifndef __ASSEMBLY__ 6#ifndef __ASSEMBLY__
7#include <linux/sched.h> 7#include <linux/sched.h>
8#include <linux/threads.h> 8#include <linux/threads.h>
9#include <asm/processor.h> /* For TASK_SIZE */
10#include <asm/mmu.h>
11#include <asm/page.h>
12#include <asm/io.h> /* For sub-arch specific PPC_PIN_SIZE */ 9#include <asm/io.h> /* For sub-arch specific PPC_PIN_SIZE */
13struct mm_struct;
14 10
15extern unsigned long va_to_phys(unsigned long address); 11extern unsigned long va_to_phys(unsigned long address);
16extern pte_t *va_to_pte(unsigned long address); 12extern pte_t *va_to_pte(unsigned long address);
@@ -488,14 +484,6 @@ extern unsigned long bad_call_to_PMD_PAGE_SIZE(void);
488#define pfn_pte(pfn, prot) __pte(((pte_basic_t)(pfn) << PFN_SHIFT_OFFSET) |\ 484#define pfn_pte(pfn, prot) __pte(((pte_basic_t)(pfn) << PFN_SHIFT_OFFSET) |\
489 pgprot_val(prot)) 485 pgprot_val(prot))
490#define mk_pte(page, prot) pfn_pte(page_to_pfn(page), prot) 486#define mk_pte(page, prot) pfn_pte(page_to_pfn(page), prot)
491
492/*
493 * ZERO_PAGE is a global shared page that is always zero: used
494 * for zero-mapped memory areas etc..
495 */
496extern unsigned long empty_zero_page[1024];
497#define ZERO_PAGE(vaddr) (virt_to_page(empty_zero_page))
498
499#endif /* __ASSEMBLY__ */ 487#endif /* __ASSEMBLY__ */
500 488
501#define pte_none(pte) ((pte_val(pte) & ~_PTE_NONE_MASK) == 0) 489#define pte_none(pte) ((pte_val(pte) & ~_PTE_NONE_MASK) == 0)
@@ -734,10 +722,6 @@ extern pgprot_t phys_mem_access_prot(struct file *file, unsigned long pfn,
734#define pte_unmap(pte) kunmap_atomic(pte, KM_PTE0) 722#define pte_unmap(pte) kunmap_atomic(pte, KM_PTE0)
735#define pte_unmap_nested(pte) kunmap_atomic(pte, KM_PTE1) 723#define pte_unmap_nested(pte) kunmap_atomic(pte, KM_PTE1)
736 724
737extern pgd_t swapper_pg_dir[PTRS_PER_PGD];
738
739extern void paging_init(void);
740
741/* 725/*
742 * Encode and decode a swap entry. 726 * Encode and decode a swap entry.
743 * Note that the bits we use in a PTE for representing a swap entry 727 * Note that the bits we use in a PTE for representing a swap entry
@@ -755,40 +739,6 @@ extern void paging_init(void);
755#define pte_to_pgoff(pte) (pte_val(pte) >> 3) 739#define pte_to_pgoff(pte) (pte_val(pte) >> 3)
756#define pgoff_to_pte(off) ((pte_t) { ((off) << 3) | _PAGE_FILE }) 740#define pgoff_to_pte(off) ((pte_t) { ((off) << 3) | _PAGE_FILE })
757 741
758/* CONFIG_APUS */
759/* For virtual address to physical address conversion */
760extern void cache_clear(__u32 addr, int length);
761extern void cache_push(__u32 addr, int length);
762extern int mm_end_of_chunk (unsigned long addr, int len);
763extern unsigned long iopa(unsigned long addr);
764extern unsigned long mm_ptov(unsigned long addr) __attribute_const__;
765
766/* Values for nocacheflag and cmode */
767/* These are not used by the APUS kernel_map, but prevents
768 compilation errors. */
769#define KERNELMAP_FULL_CACHING 0
770#define KERNELMAP_NOCACHE_SER 1
771#define KERNELMAP_NOCACHE_NONSER 2
772#define KERNELMAP_NO_COPYBACK 3
773
774/*
775 * Map some physical address range into the kernel address space.
776 */
777extern unsigned long kernel_map(unsigned long paddr, unsigned long size,
778 int nocacheflag, unsigned long *memavailp );
779
780/*
781 * Set cache mode of (kernel space) address range.
782 */
783extern void kernel_set_cachemode (unsigned long address, unsigned long size,
784 unsigned int cmode);
785
786/* Needs to be defined here and not in linux/mm.h, as it is arch dependent */
787#define kern_addr_valid(addr) (1)
788
789#define io_remap_pfn_range(vma, vaddr, pfn, size, prot) \
790 remap_pfn_range(vma, vaddr, pfn, size, prot)
791
792/* 742/*
793 * No page table caches to initialise 743 * No page table caches to initialise
794 */ 744 */