diff options
Diffstat (limited to 'include/asm-x86/io.h')
-rw-r--r-- | include/asm-x86/io.h | 91 |
1 files changed, 0 insertions, 91 deletions
diff --git a/include/asm-x86/io.h b/include/asm-x86/io.h deleted file mode 100644 index a233f835e0b5..000000000000 --- a/include/asm-x86/io.h +++ /dev/null | |||
@@ -1,91 +0,0 @@ | |||
1 | #ifndef ASM_X86__IO_H | ||
2 | #define ASM_X86__IO_H | ||
3 | |||
4 | #define ARCH_HAS_IOREMAP_WC | ||
5 | |||
6 | #include <linux/compiler.h> | ||
7 | |||
8 | #define build_mmio_read(name, size, type, reg, barrier) \ | ||
9 | static inline type name(const volatile void __iomem *addr) \ | ||
10 | { type ret; asm volatile("mov" size " %1,%0":reg (ret) \ | ||
11 | :"m" (*(volatile type __force *)addr) barrier); return ret; } | ||
12 | |||
13 | #define build_mmio_write(name, size, type, reg, barrier) \ | ||
14 | static inline void name(type val, volatile void __iomem *addr) \ | ||
15 | { asm volatile("mov" size " %0,%1": :reg (val), \ | ||
16 | "m" (*(volatile type __force *)addr) barrier); } | ||
17 | |||
18 | build_mmio_read(readb, "b", unsigned char, "=q", :"memory") | ||
19 | build_mmio_read(readw, "w", unsigned short, "=r", :"memory") | ||
20 | build_mmio_read(readl, "l", unsigned int, "=r", :"memory") | ||
21 | |||
22 | build_mmio_read(__readb, "b", unsigned char, "=q", ) | ||
23 | build_mmio_read(__readw, "w", unsigned short, "=r", ) | ||
24 | build_mmio_read(__readl, "l", unsigned int, "=r", ) | ||
25 | |||
26 | build_mmio_write(writeb, "b", unsigned char, "q", :"memory") | ||
27 | build_mmio_write(writew, "w", unsigned short, "r", :"memory") | ||
28 | build_mmio_write(writel, "l", unsigned int, "r", :"memory") | ||
29 | |||
30 | build_mmio_write(__writeb, "b", unsigned char, "q", ) | ||
31 | build_mmio_write(__writew, "w", unsigned short, "r", ) | ||
32 | build_mmio_write(__writel, "l", unsigned int, "r", ) | ||
33 | |||
34 | #define readb_relaxed(a) __readb(a) | ||
35 | #define readw_relaxed(a) __readw(a) | ||
36 | #define readl_relaxed(a) __readl(a) | ||
37 | #define __raw_readb __readb | ||
38 | #define __raw_readw __readw | ||
39 | #define __raw_readl __readl | ||
40 | |||
41 | #define __raw_writeb __writeb | ||
42 | #define __raw_writew __writew | ||
43 | #define __raw_writel __writel | ||
44 | |||
45 | #define mmiowb() barrier() | ||
46 | |||
47 | #ifdef CONFIG_X86_64 | ||
48 | build_mmio_read(readq, "q", unsigned long, "=r", :"memory") | ||
49 | build_mmio_read(__readq, "q", unsigned long, "=r", ) | ||
50 | build_mmio_write(writeq, "q", unsigned long, "r", :"memory") | ||
51 | build_mmio_write(__writeq, "q", unsigned long, "r", ) | ||
52 | |||
53 | #define readq_relaxed(a) __readq(a) | ||
54 | #define __raw_readq __readq | ||
55 | #define __raw_writeq writeq | ||
56 | |||
57 | /* Let people know we have them */ | ||
58 | #define readq readq | ||
59 | #define writeq writeq | ||
60 | #endif | ||
61 | |||
62 | extern int iommu_bio_merge; | ||
63 | |||
64 | #ifdef CONFIG_X86_32 | ||
65 | # include "io_32.h" | ||
66 | #else | ||
67 | # include "io_64.h" | ||
68 | #endif | ||
69 | |||
70 | extern void *xlate_dev_mem_ptr(unsigned long phys); | ||
71 | extern void unxlate_dev_mem_ptr(unsigned long phys, void *addr); | ||
72 | |||
73 | extern int ioremap_change_attr(unsigned long vaddr, unsigned long size, | ||
74 | unsigned long prot_val); | ||
75 | extern void __iomem *ioremap_wc(unsigned long offset, unsigned long size); | ||
76 | |||
77 | /* | ||
78 | * early_ioremap() and early_iounmap() are for temporary early boot-time | ||
79 | * mappings, before the real ioremap() is functional. | ||
80 | * A boot-time mapping is currently limited to at most 16 pages. | ||
81 | */ | ||
82 | extern void early_ioremap_init(void); | ||
83 | extern void early_ioremap_clear(void); | ||
84 | extern void early_ioremap_reset(void); | ||
85 | extern void *early_ioremap(unsigned long offset, unsigned long size); | ||
86 | extern void *early_memremap(unsigned long offset, unsigned long size); | ||
87 | extern void early_iounmap(void *addr, unsigned long size); | ||
88 | extern void __iomem *fix_ioremap(unsigned idx, unsigned long phys); | ||
89 | |||
90 | |||
91 | #endif /* ASM_X86__IO_H */ | ||