mirror of https://gitee.com/openkylin/linux.git
40 lines
1.2 KiB
C
40 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) 2005-2007 Cavium Networks
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*/
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#ifndef __OCTEON_PCI_COMMON_H__
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#define __OCTEON_PCI_COMMON_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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/* pcibios_map_irq() is defined inside pci-common.c. All it does is call the
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Octeon specific version pointed to by this variable. This function needs to
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change for PCI or PCIe based hosts */
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extern typeof(pcibios_map_irq) *octeon_pcibios_map_irq;
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/* The following defines are only used when octeon_dma_bar_type =
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OCTEON_DMA_BAR_TYPE_BIG */
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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 is a variable to tell the DMA mapping system in dma-octeon.c
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* how to map PCI 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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