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1911 jermar 1
/*
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 * Copyright (c) 2006 Jakub Jermar
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 * All rights reserved.
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 *
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 * Redistribution and use in source and binary forms, with or without
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 * modification, are permitted provided that the following conditions
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 * are met:
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 *
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 * - Redistributions of source code must retain the above copyright
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 *   notice, this list of conditions and the following disclaimer.
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 * - Redistributions in binary form must reproduce the above copyright
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 *   notice, this list of conditions and the following disclaimer in the
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 *   documentation and/or other materials provided with the distribution.
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 * - The name of the author may not be used to endorse or promote products
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 *   derived from this software without specific prior written permission.
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 *
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 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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 */
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/** @addtogroup sparc64
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 * @{
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 */
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/** @file
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 */
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#ifndef KERN_sparc64_PCI_H_
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#define KERN_sparc64_PCI_H_
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#include <arch/types.h>
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#include <genarch/ofw/ofw_tree.h>
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#include <arch/arch.h>
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#include <arch/asm.h>
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typedef enum pci_model pci_model_t;
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typedef struct pci pci_t;
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typedef struct pci_operations pci_operations_t;
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enum pci_model {
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    PCI_UNKNOWN,
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    PCI_SABRE,
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    PCI_PSYCHO
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};
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struct pci_operations {
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    void (* enable_interrupt)(pci_t *pci, int inr);
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    void (* clear_interrupt)(pci_t *pci, int inr);
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};
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struct pci {
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    pci_model_t model;
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    pci_operations_t *op;
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    volatile uint64_t *reg;     /**< Registers including interrupt registers. */
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};
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extern pci_t *pci_init(ofw_tree_node_t *node);
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extern void pci_enable_interrupt(pci_t *pci, int inr);
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extern void pci_clear_interrupt(pci_t *pci, int inr);
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#endif
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/** @}
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 */