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pci_machdep.h revision 1.5 
      1 /* $NetBSD: pci_machdep.h,v 1.5 2000/12/28 22:59:10 sommerfeld Exp $ */
      2 
      3 /*
      4  * Copyright (c) 1999 Matthew R. Green
      5  * All rights reserved.
      6  *
      7  * Redistribution and use in source and binary forms, with or without
      8  * modification, are permitted provided that the following conditions
      9  * are met:
     10  * 1. Redistributions of source code must retain the above copyright
     11  *    notice, this list of conditions and the following disclaimer.
     12  * 2. Redistributions in binary form must reproduce the above copyright
     13  *    notice, this list of conditions and the following disclaimer in the
     14  *    documentation and/or other materials provided with the distribution.
     15  * 3. The name of the author may not be used to endorse or promote products
     16  *    derived from this software without specific prior written permission.
     17  *
     18  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     19  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     20  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     21  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
     22  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
     23  * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
     24  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
     25  * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
     26  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     27  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     28  * SUCH DAMAGE.
     29  */
     30 
     31 #ifndef _MACHINE_PCI_MACHDEP_H_
     32 #define _MACHINE_PCI_MACHDEP_H_
     33 
     34 /*
     35  * Forward declarations.
     36  */
     37 struct pci_attach_args;
     38 
     39 /*
     40  * define some bits used to glue into the common PCI code.
     41  */
     42 
     43 typedef struct sparc_pci_chipset *pci_chipset_tag_t;
     44 typedef u_int pcitag_t;
     45 typedef u_int pci_intr_handle_t;
     46 
     47 struct sparc_pci_chipset {
     48 	void			*cookie;	/* psycho_pbm, but sssh! */
     49 	int			node;		/* OFW node */
     50 	int			busno;		/* PCI bus number */
     51 	/* do we need any more here? */
     52 };
     53 
     54 void		pci_attach_hook(struct device *, struct device *,
     55 				     struct pcibus_attach_args *);
     56 int		pci_bus_maxdevs(pci_chipset_tag_t, int);
     57 pcitag_t	pci_make_tag(pci_chipset_tag_t, int, int, int);
     58 pcireg_t	pci_conf_read(pci_chipset_tag_t, pcitag_t, int);
     59 void		pci_conf_write(pci_chipset_tag_t, pcitag_t, int,
     60 				    pcireg_t);
     61 int		pci_intr_map(struct pci_attach_args *, pci_intr_handle_t *);
     62 const char	*pci_intr_string(pci_chipset_tag_t, pci_intr_handle_t);
     63 const struct evcnt *pci_intr_evcnt(pci_chipset_tag_t, pci_intr_handle_t);
     64 void		*pci_intr_establish(pci_chipset_tag_t, pci_intr_handle_t,
     65 					 int, int (*)(void *), void *);
     66 void		pci_intr_disestablish(pci_chipset_tag_t, void *);
     67 
     68 #endif /* _MACHINE_PCI_MACHDEP_H_ */
     69