NetBSD/sys/arch/alpha/pci/pci_chipset.h

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/* $NetBSD: pci_chipset.h,v 1.1 1995/06/28 01:25:50 cgd Exp $ */
/*
* Copyright (c) 1994, 1995 Carnegie-Mellon University.
* All rights reserved.
*
* Author: Chris G. Demetriou
*
* Permission to use, copy, modify and distribute this software and
* its documentation is hereby granted, provided that both the copyright
* notice and this permission notice appear in all copies of the
* software, derivative works or modified versions, and any portions
* thereof, and that both notices appear in supporting documentation.
*
* CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
* CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND
* FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
*
* Carnegie Mellon requests users of this software to return to
*
* Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU
* School of Computer Science
* Carnegie Mellon University
* Pittsburgh PA 15213-3890
*
* any improvements or extensions that they make and grant Carnegie the
* rights to redistribute these changes.
*/
/*
* Function switch to implement the various PCI bus interfaces.
* XXX this probably needs some work...
*/
struct pci_cs_fcns {
void (*cs_setup) __P((void));
pcitag_t (*cs_make_tag) __P((int, int, int));
pcireg_t (*cs_conf_read) __P((pcitag_t, int));
void (*cs_conf_write) __P((pcitag_t, int, pcireg_t));
int (*cs_map_mem) __P((pcitag_t, int, vm_offset_t *,
vm_offset_t *));
int (*cs_pcidma_map) __P((caddr_t, vm_size_t,
vm_offset_t *));
void (*cs_pcidma_unmap) __P((caddr_t, vm_size_t, int,
vm_offset_t *));
};
struct pci_cs_fcns *pci_cs_fcns;
extern struct pci_cs_fcns apecs_p1e_cs_fcns;
extern struct pci_cs_fcns apecs_p2e_cs_fcns;
extern struct pci_cs_fcns lca_cs_fcns;
/*
* Function switch to implement the various PCI configuration schemes.
* XXX this probably needs some work...
*/
struct pci_cfg_fcns {
void (*cfg_attach) __P((struct device *, struct
device *, void *));
void *(*cfg_map_int) __P((pcitag_t, pci_intrlevel,
int (*) (void *), void *, int));
};
struct pci_cfg_fcns *pci_cfg_fcns;
extern struct pci_cfg_fcns pci_2100_a50_sio1_cfg_fcns;
extern struct pci_cfg_fcns pci_2100_a50_sio2_cfg_fcns;
/*
* Miscellaneous functions.
*/
isa_intrlevel pcilevel_to_isa __P((pci_intrlevel));