1 /* pci-iomap.c: description
3 * Copyright (C) 2006 Red Hat, Inc. All Rights Reserved.
4 * Written by David Howells (dhowells@redhat.com)
6 * This program is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU General Public License
8 * as published by the Free Software Foundation; either version
9 * 2 of the License, or (at your option) any later version.
11 #include <linux/pci.h>
12 #include <linux/module.h>
14 void __iomem *pci_iomap(struct pci_dev *dev, int bar, unsigned long maxlen)
16 resource_size_t start = pci_resource_start(dev, bar);
17 resource_size_t len = pci_resource_len(dev, bar);
18 unsigned long flags = pci_resource_flags(dev, bar);
23 if ((flags & IORESOURCE_IO) || (flags & IORESOURCE_MEM))
24 return (void __iomem *) start;
29 EXPORT_SYMBOL(pci_iomap);