66eab4df28
Many architectures want a generic pci_iomap but not the rest of iomap.c. Split that to a separate .c file and add a new config symbol. select automatically by GENERIC_IOMAP. Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
25 lines
824 B
C
25 lines
824 B
C
/* Generic I/O port emulation, based on MN10300 code
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*
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* Copyright (C) 2007 Red Hat, Inc. All Rights Reserved.
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* Written by David Howells (dhowells@redhat.com)
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public Licence
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* as published by the Free Software Foundation; either version
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* 2 of the Licence, or (at your option) any later version.
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*/
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#ifndef __ASM_GENERIC_PCI_IOMAP_H
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#define __ASM_GENERIC_PCI_IOMAP_H
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struct pci_dev;
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#ifdef CONFIG_PCI
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/* Create a virtual mapping cookie for a PCI BAR (memory or IO) */
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extern void __iomem *pci_iomap(struct pci_dev *dev, int bar, unsigned long max);
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#else
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static inline void __iomem *pci_iomap(struct pci_dev *dev, int bar, unsigned long max)
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{
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return NULL;
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}
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#endif
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#endif /* __ASM_GENERIC_IO_H */
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