io.h File Reference

#include <asm/page.h>
#include <arch/io.h>
#include <linux/kernel.h>

Go to the source code of this file.

Data Structures
struct	cris_io_operations

Macros
#define	cris_iops   ((struct cris_io_operations*)NULL)
#define	virt_to_bus   virt_to_phys
#define	bus_to_virt   phys_to_virt
#define	PCI_SPACE(x)   0
#define	readb_relaxed(addr)   readb(addr)
#define	readw_relaxed(addr)   readw(addr)
#define	readl_relaxed(addr)   readl(addr)
#define	__raw_readb   readb
#define	__raw_readw   readw
#define	__raw_readl   readl
#define	__raw_writeb   writeb
#define	__raw_writew   writew
#define	__raw_writel   writel
#define	mmiowb()
#define	memset_io(a, b, c)   memset((void *)(a),(b),(c))
#define	memcpy_fromio(a, b, c)   memcpy((a),(void *)(b),(c))
#define	memcpy_toio(a, b, c)   memcpy((void *)(a),(b),(c))
#define	IO_SPACE_LIMIT   0xffff
#define	inb(port)   (cris_iops ? cris_iops->read_io(port,NULL,1,1) : 0)
#define	inw(port)   (cris_iops ? cris_iops->read_io(port,NULL,2,1) : 0)
#define	inl(port)   (cris_iops ? cris_iops->read_io(port,NULL,4,1) : 0)
#define	insb(port, addr, count)   (cris_iops ? cris_iops->read_io(port,addr,1,count) : 0)
#define	insw(port, addr, count)   (cris_iops ? cris_iops->read_io(port,addr,2,count) : 0)
#define	insl(port, addr, count)   (cris_iops ? cris_iops->read_io(port,addr,4,count) : 0)
#define	outb(data, port)   if (cris_iops) cris_iops->write_io(port,(void*)(unsigned)data,1,1)
#define	outw(data, port)   if (cris_iops) cris_iops->write_io(port,(void*)(unsigned)data,2,1)
#define	outl(data, port)   if (cris_iops) cris_iops->write_io(port,(void*)(unsigned)data,4,1)
#define	outsb(port, addr, count)   if(cris_iops) cris_iops->write_io(port,(void*)addr,1,count)
#define	outsw(port, addr, count)   if(cris_iops) cris_iops->write_io(port,(void*)addr,2,count)
#define	outsl(port, addr, count)   if(cris_iops) cris_iops->write_io(port,(void*)addr,3,count)
#define	xlate_dev_mem_ptr(p)   __va(p)
#define	xlate_dev_kmem_ptr(p)   p

Functions
void __iomem *	__ioremap (unsigned long offset, unsigned long size, unsigned long flags)
void __iomem *	__ioremap_prot (unsigned long phys_addr, unsigned long size, pgprot_t prot)
void	iounmap (volatile void *__iomem addr)
void __iomem *	ioremap_nocache (unsigned long offset, unsigned long size)

Macro Definition Documentation

#define __raw_readb   readb

Definition at line 89 of file io.h.

#define __raw_readl   readl

Definition at line 91 of file io.h.

#define __raw_readw   readw

Definition at line 90 of file io.h.

#define __raw_writeb   writeb

Definition at line 114 of file io.h.

#define __raw_writel   writel

Definition at line 116 of file io.h.

#define __raw_writew   writew

Definition at line 115 of file io.h.

#define bus_to_virt   phys_to_virt

Definition at line 52 of file io.h.

#define cris_iops   ((struct cris_io_operations*)NULL)

Definition at line 19 of file io.h.

#define inb

(

port

)

(cris_iops ? cris_iops->read_io(port,NULL,1,1) : 0)

Definition at line 130 of file io.h.

#define inl

(

port

)

(cris_iops ? cris_iops->read_io(port,NULL,4,1) : 0)

Definition at line 132 of file io.h.

#define insb	(		port,
			addr,
			count
	)		(cris_iops ? cris_iops->read_io(port,addr,1,count) : 0)

Definition at line 133 of file io.h.

#define insl	(		port,
			addr,
			count
	)		(cris_iops ? cris_iops->read_io(port,addr,4,count) : 0)

Definition at line 135 of file io.h.

#define insw	(		port,
			addr,
			count
	)		(cris_iops ? cris_iops->read_io(port,addr,2,count) : 0)

Definition at line 134 of file io.h.

#define inw

(

port

)

(cris_iops ? cris_iops->read_io(port,NULL,2,1) : 0)

Definition at line 131 of file io.h.

#define IO_SPACE_LIMIT   0xffff

Definition at line 129 of file io.h.

#define memcpy_fromio	(		a,
			b,
			c
	)		memcpy((a),(void *)(b),(c))

Definition at line 121 of file io.h.

#define memcpy_toio	(		a,
			b,
			c
	)		memcpy((void *)(a),(b),(c))

Definition at line 122 of file io.h.

#define memset_io	(		a,
			b,
			c
	)		memset((void *)(a),(b),(c))

Definition at line 120 of file io.h.

#define mmiowb

(

)

Definition at line 118 of file io.h.

#define outb	(		data,
			port
	)		if (cris_iops) cris_iops->write_io(port,(void*)(unsigned)data,1,1)

Definition at line 136 of file io.h.

#define outl	(		data,
			port
	)		if (cris_iops) cris_iops->write_io(port,(void*)(unsigned)data,4,1)

Definition at line 138 of file io.h.

#define outsb	(		port,
			addr,
			count
	)		if(cris_iops) cris_iops->write_io(port,(void*)addr,1,count)

Definition at line 139 of file io.h.

#define outsl	(		port,
			addr,
			count
	)		if(cris_iops) cris_iops->write_io(port,(void*)addr,3,count)

Definition at line 141 of file io.h.

#define outsw	(		port,
			addr,
			count
	)		if(cris_iops) cris_iops->write_io(port,(void*)addr,2,count)

Definition at line 140 of file io.h.

#define outw	(		data,
			port
	)		if (cris_iops) cris_iops->write_io(port,(void*)(unsigned)data,2,1)

Definition at line 137 of file io.h.

#define PCI_SPACE

(

x

)

0

Definition at line 63 of file io.h.

#define readb_relaxed

(

addr

)

readb(addr)

Definition at line 86 of file io.h.

#define readl_relaxed

(

addr

)

readl(addr)

Definition at line 88 of file io.h.

#define readw_relaxed

(

addr

)

readw(addr)

Definition at line 87 of file io.h.

#define virt_to_bus   virt_to_phys

Definition at line 51 of file io.h.

#define xlate_dev_kmem_ptr

(

p

)

p

Definition at line 152 of file io.h.

#define xlate_dev_mem_ptr

(

p

)

__va(p)

Definition at line 147 of file io.h.

Function Documentation

void __iomem* __ioremap	(	unsigned long	offset,
		unsigned long	size,
		unsigned long	flags
	)

Definition at line 22 of file ioremap.c.

void __iomem* __ioremap_prot	(	unsigned long	phys_addr,
		unsigned long	size,
		pgprot_t	prot
	)

Definition at line 30 of file ioremap.c.

void __iomem* ioremap_nocache	(	unsigned long	phys_addr,
		unsigned long	size
	)

ioremap_nocache - map bus memory into CPU space : bus address of the memory : size of the resource to map

Must be freed with iounmap.

Definition at line 79 of file ioremap.c.

void iounmap

(

volatile void *__iomem

addr

)