75 lines
2.3 KiB
C
75 lines
2.3 KiB
C
/* $NetBSD: pci_chipset.h,v 1.3 1995/08/03 01:17:14 cgd Exp $ */
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/*
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* Copyright (c) 1995 Carnegie-Mellon University.
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* All rights reserved.
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*
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* Author: Chris G. Demetriou
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*
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* Permission to use, copy, modify and distribute this software and
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* its documentation is hereby granted, provided that both the copyright
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* notice and this permission notice appear in all copies of the
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* software, derivative works or modified versions, and any portions
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* thereof, and that both notices appear in supporting documentation.
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*
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* CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
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* CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND
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* FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
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*
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* Carnegie Mellon requests users of this software to return to
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*
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* Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU
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* School of Computer Science
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* Carnegie Mellon University
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* Pittsburgh PA 15213-3890
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*
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* any improvements or extensions that they make and grant Carnegie the
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* rights to redistribute these changes.
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*/
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/*
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* Function switch to implement the various PCI bus interfaces.
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* XXX this probably needs some work...
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*/
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struct pci_cs_fcns {
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void (*cs_setup) __P((void));
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pcitag_t (*cs_make_tag) __P((int, int, int));
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pcireg_t (*cs_conf_read) __P((pcitag_t, int));
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void (*cs_conf_write) __P((pcitag_t, int, pcireg_t));
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int (*cs_map_io) __P((pcitag_t, int, int *));
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int (*cs_map_mem) __P((pcitag_t, int, vm_offset_t *,
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vm_offset_t *));
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int (*cs_pcidma_map) __P((caddr_t, vm_size_t,
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vm_offset_t *));
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void (*cs_pcidma_unmap) __P((caddr_t, vm_size_t, int,
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vm_offset_t *));
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};
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struct pci_cs_fcns *pci_cs_fcns;
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extern struct pci_cs_fcns apecs_p1e_cs_fcns;
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extern struct pci_cs_fcns apecs_p2e_cs_fcns;
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extern struct pci_cs_fcns lca_cs_fcns;
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/*
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* Function switch to implement the various PCI configuration schemes.
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* XXX this probably needs some work...
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*/
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struct pci_cfg_fcns {
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void (*cfg_attach) __P((struct device *, struct
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device *, void *));
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void *(*cfg_map_int) __P((pcitag_t, pci_intrlevel,
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int (*) (void *), void *, int));
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};
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struct pci_cfg_fcns *pci_cfg_fcns;
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extern struct pci_cfg_fcns pci_2100_a50_sio1_cfg_fcns;
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extern struct pci_cfg_fcns pci_2100_a50_sio2_cfg_fcns;
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/*
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* Miscellaneous functions.
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*/
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isa_intrlevel pcilevel_to_isa __P((pci_intrlevel));
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