diff options
author | Thomas Gleixner <tglx@linutronix.de> | 2007-10-11 05:20:03 -0400 |
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committer | Thomas Gleixner <tglx@linutronix.de> | 2007-10-11 05:20:03 -0400 |
commit | 96a388de5dc53a8b234b3fd41f3ae2cedc9ffd42 (patch) | |
tree | d947a467aa2da3140279617bc4b9b101640d7bf4 /include/asm-i386/highmem.h | |
parent | 27bd0c955648646abf2a353a8371d28c37bcd982 (diff) |
i386/x86_64: move headers to include/asm-x86
Move the headers to include/asm-x86 and fixup the
header install make rules
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'include/asm-i386/highmem.h')
-rw-r--r-- | include/asm-i386/highmem.h | 85 |
1 files changed, 0 insertions, 85 deletions
diff --git a/include/asm-i386/highmem.h b/include/asm-i386/highmem.h deleted file mode 100644 index 13cdcd66fff2..000000000000 --- a/include/asm-i386/highmem.h +++ /dev/null | |||
@@ -1,85 +0,0 @@ | |||
1 | /* | ||
2 | * highmem.h: virtual kernel memory mappings for high memory | ||
3 | * | ||
4 | * Used in CONFIG_HIGHMEM systems for memory pages which | ||
5 | * are not addressable by direct kernel virtual addresses. | ||
6 | * | ||
7 | * Copyright (C) 1999 Gerhard Wichert, Siemens AG | ||
8 | * Gerhard.Wichert@pdb.siemens.de | ||
9 | * | ||
10 | * | ||
11 | * Redesigned the x86 32-bit VM architecture to deal with | ||
12 | * up to 16 Terabyte physical memory. With current x86 CPUs | ||
13 | * we now support up to 64 Gigabytes physical RAM. | ||
14 | * | ||
15 | * Copyright (C) 1999 Ingo Molnar <mingo@redhat.com> | ||
16 | */ | ||
17 | |||
18 | #ifndef _ASM_HIGHMEM_H | ||
19 | #define _ASM_HIGHMEM_H | ||
20 | |||
21 | #ifdef __KERNEL__ | ||
22 | |||
23 | #include <linux/interrupt.h> | ||
24 | #include <linux/threads.h> | ||
25 | #include <asm/kmap_types.h> | ||
26 | #include <asm/tlbflush.h> | ||
27 | #include <asm/paravirt.h> | ||
28 | |||
29 | /* declarations for highmem.c */ | ||
30 | extern unsigned long highstart_pfn, highend_pfn; | ||
31 | |||
32 | extern pte_t *kmap_pte; | ||
33 | extern pgprot_t kmap_prot; | ||
34 | extern pte_t *pkmap_page_table; | ||
35 | |||
36 | /* | ||
37 | * Right now we initialize only a single pte table. It can be extended | ||
38 | * easily, subsequent pte tables have to be allocated in one physical | ||
39 | * chunk of RAM. | ||
40 | */ | ||
41 | #ifdef CONFIG_X86_PAE | ||
42 | #define LAST_PKMAP 512 | ||
43 | #else | ||
44 | #define LAST_PKMAP 1024 | ||
45 | #endif | ||
46 | /* | ||
47 | * Ordering is: | ||
48 | * | ||
49 | * FIXADDR_TOP | ||
50 | * fixed_addresses | ||
51 | * FIXADDR_START | ||
52 | * temp fixed addresses | ||
53 | * FIXADDR_BOOT_START | ||
54 | * Persistent kmap area | ||
55 | * PKMAP_BASE | ||
56 | * VMALLOC_END | ||
57 | * Vmalloc area | ||
58 | * VMALLOC_START | ||
59 | * high_memory | ||
60 | */ | ||
61 | #define PKMAP_BASE ( (FIXADDR_BOOT_START - PAGE_SIZE*(LAST_PKMAP + 1)) & PMD_MASK ) | ||
62 | #define LAST_PKMAP_MASK (LAST_PKMAP-1) | ||
63 | #define PKMAP_NR(virt) ((virt-PKMAP_BASE) >> PAGE_SHIFT) | ||
64 | #define PKMAP_ADDR(nr) (PKMAP_BASE + ((nr) << PAGE_SHIFT)) | ||
65 | |||
66 | extern void * FASTCALL(kmap_high(struct page *page)); | ||
67 | extern void FASTCALL(kunmap_high(struct page *page)); | ||
68 | |||
69 | void *kmap(struct page *page); | ||
70 | void kunmap(struct page *page); | ||
71 | void *kmap_atomic_prot(struct page *page, enum km_type type, pgprot_t prot); | ||
72 | void *kmap_atomic(struct page *page, enum km_type type); | ||
73 | void kunmap_atomic(void *kvaddr, enum km_type type); | ||
74 | void *kmap_atomic_pfn(unsigned long pfn, enum km_type type); | ||
75 | struct page *kmap_atomic_to_page(void *ptr); | ||
76 | |||
77 | #ifndef CONFIG_PARAVIRT | ||
78 | #define kmap_atomic_pte(page, type) kmap_atomic(page, type) | ||
79 | #endif | ||
80 | |||
81 | #define flush_cache_kmaps() do { } while (0) | ||
82 | |||
83 | #endif /* __KERNEL__ */ | ||
84 | |||
85 | #endif /* _ASM_HIGHMEM_H */ | ||