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