| Michael S. Tsirkin | 66eab4d | 2011-11-24 20:45:20 +0200 | [diff] [blame^] | 1 | /* Generic I/O port emulation, based on MN10300 code |
| 2 | * |
| 3 | * Copyright (C) 2007 Red Hat, Inc. All Rights Reserved. |
| 4 | * Written by David Howells (dhowells@redhat.com) |
| 5 | * |
| 6 | * This program is free software; you can redistribute it and/or |
| 7 | * modify it under the terms of the GNU General Public Licence |
| 8 | * as published by the Free Software Foundation; either version |
| 9 | * 2 of the Licence, or (at your option) any later version. |
| 10 | */ |
| 11 | #ifndef __ASM_GENERIC_PCI_IOMAP_H |
| 12 | #define __ASM_GENERIC_PCI_IOMAP_H |
| 13 | |
| 14 | struct pci_dev; |
| 15 | #ifdef CONFIG_PCI |
| 16 | /* Create a virtual mapping cookie for a PCI BAR (memory or IO) */ |
| 17 | extern void __iomem *pci_iomap(struct pci_dev *dev, int bar, unsigned long max); |
| 18 | #else |
| 19 | static inline void __iomem *pci_iomap(struct pci_dev *dev, int bar, unsigned long max) |
| 20 | { |
| 21 | return NULL; |
| 22 | } |
| 23 | #endif |
| 24 | |
| 25 | #endif /* __ASM_GENERIC_IO_H */ |