IOREMAP

Section: LINUX (9)
Updated: August 2005
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NAME

ioremap - map bus memory into CPU space  

SYNOPSIS

void __iomem * ioremap  (unsigned long offset, unsigned long size);

 

ARGUMENTS

offset
bus address of the memory

size
size of the resource to map

 

DESCRIPTION

ioremap performs a platform specific sequence of operations to make bus memory CPU accessible via the readb/readw/readl/writeb/ writew/writel functions and the other mmio helpers. The returned address is not guaranteed to be usable directly as a virtual address.

 

AUTHORS

Matthew Wilcox <matthew@wil.cx>, Alan Cox <alan@redhat.com>.


 

Index

NAME
SYNOPSIS
ARGUMENTS
DESCRIPTION
AUTHORS

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Time: 00:30:18 GMT, August 30, 2005