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torvalds
GitHub Repository: torvalds/linux
 Path: blob/master/arch/microblaze/include/asm/pci-bridge.h
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/* SPDX-License-Identifier: GPL-2.0-or-later */

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#ifndef _ASM_MICROBLAZE_PCI_BRIDGE_H

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#define _ASM_MICROBLAZE_PCI_BRIDGE_H

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#ifdef __KERNEL__

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/*

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 */

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#include <linux/pci.h>

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#include <linux/list.h>

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#include <linux/ioport.h>

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struct device_node;

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#ifdef CONFIG_PCI

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extern struct list_head hose_list;

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extern int pcibios_vaddr_is_ioport(void __iomem *address);

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#else

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static inline int pcibios_vaddr_is_ioport(void __iomem *address)

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{

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	return 0;

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}

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#endif

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/*

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 * Structure of a PCI controller (host bridge)

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 */

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struct pci_controller {

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	struct pci_bus *bus;

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	struct list_head list_node;

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	void __iomem *io_base_virt;

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	/* Currently, we limit ourselves to 1 IO range and 3 mem

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	 * ranges since the common pci_bus structure can't handle more

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	 */

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	struct resource io_resource;

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};

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#ifdef CONFIG_PCI

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static inline int isa_vaddr_is_ioport(void __iomem *address)

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{

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	/* No specific ISA handling on ppc32 at this stage, it

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	 * all goes through PCI

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	 */

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	return 0;

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}

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#endif /* CONFIG_PCI */

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#endif	/* __KERNEL__ */

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#endif	/* _ASM_MICROBLAZE_PCI_BRIDGE_H */

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