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/*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file "COPYING" in the main directory of this archive
* for more details.
*
* Copyright (C) 2005-2009 Cavium Networks
*/
#ifndef __PCI_OCTEON_H__
#define __PCI_OCTEON_H__
#include <linux/pci.h>
/* Some PCI cards require delays when accessing config space. */
#define PCI_CONFIG_SPACE_DELAY 10000
/*
* pcibios_map_irq() is defined inside pci-octeon.c. All it does is
* call the Octeon specific version pointed to by this variable. This
* function needs to change for PCI or PCIe based hosts.
*/
extern int (*octeon_pcibios_map_irq)(const struct pci_dev *dev,
u8 slot, u8 pin);
/*
* The following defines are used when octeon_dma_bar_type =
* OCTEON_DMA_BAR_TYPE_BIG
*/
#define OCTEON_PCI_BAR1_HOLE_BITS 5
#define OCTEON_PCI_BAR1_HOLE_SIZE (1ul<<(OCTEON_PCI_BAR1_HOLE_BITS+3))
enum octeon_dma_bar_type {
OCTEON_DMA_BAR_TYPE_INVALID,
OCTEON_DMA_BAR_TYPE_SMALL,
OCTEON_DMA_BAR_TYPE_BIG,
OCTEON_DMA_BAR_TYPE_PCIE
};
/*
* This tells the DMA mapping system in dma-octeon.c how to map PCI
* DMA addresses.
*/
extern enum octeon_dma_bar_type octeon_dma_bar_type;
#endif
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