Section: LINUX (9)
Updated: August 2005
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ioremap - map bus memory into CPU space
- void __iomem * ioremap (unsigned long offset, unsigned long size);
bus address of the memory
size of the resource to map
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.
Matthew Wilcox <email@example.com>, Alan Cox <firstname.lastname@example.org>.
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Time: 00:30:18 GMT, August 30, 2005