iomap.c File Reference

#include <linux/pci.h>
#include <linux/io.h>
#include <linux/export.h>

Go to the source code of this file.

Macros
#define	PIO_OFFSET   0x10000UL
#define	PIO_MASK   0x0ffffUL
#define	PIO_RESERVED   0x40000UL
#define	IO_COND(addr, is_pio, is_mmio)
#define	pio_read16be(port)   swab16(inw(port))
#define	pio_read32be(port)   swab32(inl(port))
#define	mmio_read16be(addr)   be16_to_cpu(__raw_readw(addr))
#define	mmio_read32be(addr)   be32_to_cpu(__raw_readl(addr))
#define	pio_write16be(val, port)   outw(swab16(val),port)
#define	pio_write32be(val, port)   outl(swab32(val),port)
#define	mmio_write16be(val, port)   __raw_writew(be16_to_cpu(val),port)
#define	mmio_write32be(val, port)   __raw_writel(be32_to_cpu(val),port)

Functions
unsigned int	ioread8 (void __iomem *addr)
unsigned int	ioread16 (void __iomem *addr)
unsigned int	ioread16be (void __iomem *addr)
unsigned int	ioread32 (void __iomem *addr)
unsigned int	ioread32be (void __iomem *addr)
	EXPORT_SYMBOL (ioread8)
	EXPORT_SYMBOL (ioread16)
	EXPORT_SYMBOL (ioread16be)
	EXPORT_SYMBOL (ioread32)
	EXPORT_SYMBOL (ioread32be)
void	iowrite8 (u8 val, void __iomem *addr)
void	iowrite16 (u16 val, void __iomem *addr)
void	iowrite16be (u16 val, void __iomem *addr)
void	iowrite32 (u32 val, void __iomem *addr)
void	iowrite32be (u32 val, void __iomem *addr)
	EXPORT_SYMBOL (iowrite8)
	EXPORT_SYMBOL (iowrite16)
	EXPORT_SYMBOL (iowrite16be)
	EXPORT_SYMBOL (iowrite32)
	EXPORT_SYMBOL (iowrite32be)
void	ioread8_rep (void __iomem *addr, void *dst, unsigned long count)
void	ioread16_rep (void __iomem *addr, void *dst, unsigned long count)
void	ioread32_rep (void __iomem *addr, void *dst, unsigned long count)
	EXPORT_SYMBOL (ioread8_rep)
	EXPORT_SYMBOL (ioread16_rep)
	EXPORT_SYMBOL (ioread32_rep)
void	iowrite8_rep (void __iomem *addr, const void *src, unsigned long count)
void	iowrite16_rep (void __iomem *addr, const void *src, unsigned long count)
void	iowrite32_rep (void __iomem *addr, const void *src, unsigned long count)
	EXPORT_SYMBOL (iowrite8_rep)
	EXPORT_SYMBOL (iowrite16_rep)
	EXPORT_SYMBOL (iowrite32_rep)

Macro Definition Documentation

#define IO_COND	(		addr,
			is_pio,
			is_mmio
	)

Value:

do {            \
    unsigned long port = (unsigned long __force)addr;   \
    if (port >= PIO_RESERVED) {             \
        is_mmio;                    \
    } else if (port > PIO_OFFSET) {             \
		port &= PIO_MASK;             \
        is_pio;                     \
    } else                          \
        bad_io_access(port, #is_pio );          \
} while (0)

Definition at line 50 of file iomap.c.

#define mmio_read16be

(

addr

)

be16_to_cpu(__raw_readw(addr))

Definition at line 67 of file iomap.c.

#define mmio_read32be

(

addr

)

be32_to_cpu(__raw_readl(addr))

Definition at line 68 of file iomap.c.

#define mmio_write16be	(		val,
			port
	)		__raw_writew(be16_to_cpu(val),port)

Definition at line 108 of file iomap.c.

#define mmio_write32be	(		val,
			port
	)		__raw_writel(be32_to_cpu(val),port)

Definition at line 109 of file iomap.c.

#define PIO_MASK   0x0ffffUL

Definition at line 34 of file iomap.c.

#define PIO_OFFSET   0x10000UL

Definition at line 33 of file iomap.c.

#define pio_read16be

(

port

)

swab16(inw(port))

Definition at line 62 of file iomap.c.

#define pio_read32be

(

port

)

swab32(inl(port))

Definition at line 63 of file iomap.c.

#define PIO_RESERVED   0x40000UL

Definition at line 35 of file iomap.c.

#define pio_write16be	(		val,
			port
	)		outw(swab16(val),port)

Definition at line 103 of file iomap.c.

#define pio_write32be	(		val,
			port
	)		outl(swab32(val),port)

Definition at line 104 of file iomap.c.

Function Documentation

EXPORT_SYMBOL

(

ioread8

)

EXPORT_SYMBOL

(

ioread16

)

EXPORT_SYMBOL

(

ioread16be

)

EXPORT_SYMBOL

(

ioread32

)

EXPORT_SYMBOL

(

ioread32be

)

EXPORT_SYMBOL

(

iowrite8

)

EXPORT_SYMBOL

(

iowrite16

)

EXPORT_SYMBOL

(

iowrite16be

)

EXPORT_SYMBOL

(

iowrite32

)

EXPORT_SYMBOL

(

iowrite32be

)

EXPORT_SYMBOL

(

ioread8_rep

)

EXPORT_SYMBOL

(

ioread16_rep

)

EXPORT_SYMBOL

(

ioread32_rep

)

EXPORT_SYMBOL

(

iowrite8_rep

)

EXPORT_SYMBOL

(

iowrite16_rep

)

EXPORT_SYMBOL

(

iowrite32_rep

)

unsigned int ioread16

(

void __iomem *

addr

)

Definition at line 76 of file iomap.c.

void ioread16_rep	(	void __iomem *	addr,
		void *	dst,
		unsigned long	count
	)

Definition at line 199 of file iomap.c.

unsigned int ioread16be

(

void __iomem *

addr

)

Definition at line 81 of file iomap.c.

unsigned int ioread32

(

void __iomem *

addr

)

Definition at line 86 of file iomap.c.

void ioread32_rep	(	void __iomem *	addr,
		void *	dst,
		unsigned long	count
	)

Definition at line 203 of file iomap.c.

unsigned int ioread32be

(

void __iomem *

addr

)

Definition at line 91 of file iomap.c.

unsigned int ioread8

(

void __iomem *

addr

)

Definition at line 71 of file iomap.c.

void ioread8_rep	(	void __iomem *	addr,
		void *	dst,
		unsigned long	count
	)

Definition at line 195 of file iomap.c.

void iowrite16	(	u16	val,
		void __iomem *	addr
	)

Definition at line 116 of file iomap.c.

void iowrite16_rep	(	void __iomem *	addr,
		const void *	src,
		unsigned long	count
	)

Definition at line 215 of file iomap.c.

void iowrite16be	(	u16	val,
		void __iomem *	addr
	)

Definition at line 120 of file iomap.c.

void iowrite32	(	u32	val,
		void __iomem *	addr
	)

Definition at line 124 of file iomap.c.

void iowrite32_rep	(	void __iomem *	addr,
		const void *	src,
		unsigned long	count
	)

Definition at line 219 of file iomap.c.

void iowrite32be	(	u32	val,
		void __iomem *	addr
	)

Definition at line 128 of file iomap.c.

void iowrite8	(	u8	val,
		void __iomem *	addr
	)

Definition at line 112 of file iomap.c.

void iowrite8_rep	(	void __iomem *	addr,
		const void *	src,
		unsigned long	count
	)

Definition at line 211 of file iomap.c.