700598cef8
This patch implements arch-specific pci bus driver. Signed-off-by: Guan Xuetao <gxt@mprc.pku.edu.cn>
46 lines
1.1 KiB
C
46 lines
1.1 KiB
C
/*
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* linux/arch/unicore32/include/asm/pci.h
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*
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* Code specific to PKUnity SoC and UniCore ISA
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*
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* Copyright (C) 2001-2010 GUAN Xue-tao
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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#ifndef __UNICORE_PCI_H__
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#define __UNICORE_PCI_H__
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#ifdef __KERNEL__
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#include <asm-generic/pci-dma-compat.h>
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#include <asm-generic/pci.h>
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#include <mach/hardware.h> /* for PCIBIOS_MIN_* */
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static inline void pcibios_set_master(struct pci_dev *dev)
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{
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/* No special bus mastering setup handling */
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}
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static inline void pcibios_penalize_isa_irq(int irq, int active)
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{
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/* We don't do dynamic PCI IRQ allocation */
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}
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#ifdef CONFIG_PCI
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static inline void pci_dma_burst_advice(struct pci_dev *pdev,
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enum pci_dma_burst_strategy *strat,
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unsigned long *strategy_parameter)
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{
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*strat = PCI_DMA_BURST_INFINITY;
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*strategy_parameter = ~0UL;
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}
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#endif
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#define HAVE_PCI_MMAP
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extern int pci_mmap_page_range(struct pci_dev *dev, struct vm_area_struct *vma,
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enum pci_mmap_state mmap_state, int write_combine);
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#endif /* __KERNEL__ */
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#endif
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