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50 lines
1.8 KiB
50 lines
1.8 KiB
20 years ago
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/* $Id: pci_impl.h,v 1.9 2001/06/13 06:34:30 davem Exp $
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* pci_impl.h: Helper definitions for PCI controller support.
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*
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* Copyright (C) 1999 David S. Miller (davem@redhat.com)
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*/
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#ifndef PCI_IMPL_H
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#define PCI_IMPL_H
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#include <linux/types.h>
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#include <linux/spinlock.h>
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#include <asm/io.h>
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extern struct pci_controller_info *pci_controller_root;
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extern int pci_num_controllers;
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/* PCI bus scanning and fixup support. */
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extern void pci_fixup_host_bridge_self(struct pci_bus *pbus);
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extern void pci_fill_in_pbm_cookies(struct pci_bus *pbus,
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struct pci_pbm_info *pbm,
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int prom_node);
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extern void pci_record_assignments(struct pci_pbm_info *pbm,
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struct pci_bus *pbus);
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extern void pci_assign_unassigned(struct pci_pbm_info *pbm,
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struct pci_bus *pbus);
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extern void pci_fixup_irq(struct pci_pbm_info *pbm,
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struct pci_bus *pbus);
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extern void pci_determine_66mhz_disposition(struct pci_pbm_info *pbm,
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struct pci_bus *pbus);
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extern void pci_setup_busmastering(struct pci_pbm_info *pbm,
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struct pci_bus *pbus);
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extern void pci_register_legacy_regions(struct resource *io_res,
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struct resource *mem_res);
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/* Error reporting support. */
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extern void pci_scan_for_target_abort(struct pci_controller_info *, struct pci_pbm_info *, struct pci_bus *);
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extern void pci_scan_for_master_abort(struct pci_controller_info *, struct pci_pbm_info *, struct pci_bus *);
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extern void pci_scan_for_parity_error(struct pci_controller_info *, struct pci_pbm_info *, struct pci_bus *);
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/* Configuration space access. */
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extern void pci_config_read8(u8 *addr, u8 *ret);
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extern void pci_config_read16(u16 *addr, u16 *ret);
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extern void pci_config_read32(u32 *addr, u32 *ret);
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extern void pci_config_write8(u8 *addr, u8 val);
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extern void pci_config_write16(u16 *addr, u16 val);
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extern void pci_config_write32(u32 *addr, u32 val);
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#endif /* !(PCI_IMPL_H) */
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